{"id":990,"date":"2025-06-29T22:04:16","date_gmt":"2025-06-29T14:04:16","guid":{"rendered":"https:\/\/tekdf.com\/?p=990"},"modified":"2025-06-29T23:09:48","modified_gmt":"2025-06-29T15:09:48","slug":"phased-array-antenna-patterns-part1","status":"publish","type":"post","link":"https:\/\/tekdf.com\/index.php\/2025\/06\/29\/phased-array-antenna-patterns-part1\/","title":{"rendered":"\u76f8\u63a7\u9635\u5929\u7ebf\u6ce2\u675f\u56fe\u6837\uff08\u7b2c\u4e00\u90e8\u5206\uff09\uff1a\u7ebf\u6027\u9635\u5217\u7684\u6ce2\u675f\u7279\u6027\u4e0e\u9635\u5217\u56e0\u5b50"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u5f15\u8a00<\/h2>\n\n\n\n<p>\u968f\u7740\u6570\u5b57\u76f8\u63a7\u9635\u6280\u672f\u5728\u5546\u7528\u3001\u822a\u7a7a\u822a\u5929\u53ca\u56fd\u9632\u7b49\u9886\u57df\u7684\u5e7f\u6cdb\u5e94\u7528\uff0c\u8bb8\u591a\u5de5\u7a0b\u5e08\u6b63\u5728\u53c2\u4e0e\u5176\u4e0d\u540c\u5b50\u7cfb\u7edf\u7684\u8bbe\u8ba1\u5de5\u4f5c\uff0c\u4f46\u5bf9\u76f8\u63a7\u9635\u5929\u7ebf\u7684\u7406\u89e3\u5374\u76f8\u5bf9\u6709\u9650\u3002\u5c3d\u7ba1\u76f8\u63a7\u9635\u5929\u7ebf\u7684\u8bbe\u8ba1\u7406\u8bba\u5df2\u7ecf\u7ecf\u8fc7\u6570\u5341\u5e74\u7684\u5145\u5206\u53d1\u5c55\uff0c\u4f46\u73b0\u6709\u7684\u5927\u90e8\u5206\u6587\u732e\u4e3b\u8981\u9762\u5411\u7cbe\u901a\u7535\u78c1\u6570\u5b66\u7684\u5929\u7ebf\u5de5\u7a0b\u5e08\u3002\u5982\u4eca\uff0c\u968f\u7740\u76f8\u63a7\u9635\u7cfb\u7edf\u4e2d\u6df7\u5408\u4fe1\u53f7\u4e0e\u6570\u5b57\u6a21\u5757\u6bd4\u4f8b\u7684\u4e0d\u65ad\u63d0\u5347\uff0c\u8d8a\u6765\u8d8a\u591a\u7684\u5de5\u7a0b\u5e08\u4e9f\u9700\u4e00\u79cd\u66f4\u76f4\u89c2\u7684\u65b9\u5f0f\u6765\u7406\u89e3\u76f8\u63a7\u9635\u5929\u7ebf\u7684\u6ce2\u675f\u56fe\u6837\u3002<\/p>\n\n\n\n<p>\u4e8b\u5b9e\u4e0a\uff0c\u76f8\u63a7\u9635\u5929\u7ebf\u7684\u884c\u4e3a\u4e0e\u6df7\u5408\u4fe1\u53f7\u548c\u6570\u5b57\u5de5\u7a0b\u5e08\u65e5\u5e38\u5904\u7406\u7684\u79bb\u6563\u65f6\u95f4\u91c7\u6837\u7cfb\u7edf\u4e4b\u95f4\u5b58\u5728\u8bf8\u591a\u7c7b\u6bd4\u5173\u7cfb\u3002\u8fd9\u4e00\u7cfb\u5217\u6587\u7ae0\u5e76\u975e\u65e8\u5728\u5c06\u8bfb\u8005\u57f9\u517b\u6210\u5929\u7ebf\u8bbe\u8ba1\u4e13\u5bb6\uff0c\u800c\u662f\u4e3a\u4e86\u5e2e\u52a9\u90a3\u4e9b\u8d1f\u8d23\u76f8\u63a7\u9635\u7cfb\u7edf\u4e2d\u67d0\u4e2a\u5b50\u7cfb\u7edf\u6216\u7ec4\u4ef6\u7684\u5de5\u7a0b\u5e08\uff0c\u5efa\u7acb\u5176\u5de5\u4f5c\u5bf9\u6574\u4f53\u5929\u7ebf\u6ce2\u675f\u56fe\u6837\u5f71\u54cd\u7684\u53ef\u89c6\u5316\u7406\u89e3\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6ce2\u675f\u65b9\u5411\u63a7\u5236<\/h2>\n\n\n\n<p>\u9996\u5148\uff0c\u6211\u4eec\u6765\u770b\u4e00\u4e2a\u5173\u4e8e\u76f8\u63a7\u9635\u6ce2\u675f\u6307\u5411\u7684\u76f4\u89c2\u793a\u4f8b\u3002\u56fe 1 \u5c55\u793a\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u60c5\u5f62\uff1a\u4e00\u5217\u56db\u4e2a\u5929\u7ebf\u5355\u5143\u4ece\u4e24\u4e2a\u4e0d\u540c\u65b9\u5411\u63a5\u6536\u5230\u5165\u5c04\u6ce2\u524d\u3002\u5728\u63a5\u6536\u8def\u5f84\u4e2d\uff0c\u6bcf\u4e2a\u5929\u7ebf\u5355\u5143\u4e4b\u540e\u5747\u65bd\u52a0\u4e86\u4e00\u4e2a\u56fa\u5b9a\u65f6\u95f4\u5ef6\u8fdf\uff0c\u7136\u540e\u5c06\u56db\u8def\u4fe1\u53f7\u76f8\u52a0\u3002<\/p>\n\n\n\n<p>\u5728\u56fe 1a \u4e2d\uff0c\u6240\u65bd\u52a0\u7684\u5ef6\u8fdf\u6070\u597d\u8865\u507f\u4e86\u6ce2\u524d\u5230\u8fbe\u5404\u4e2a\u5929\u7ebf\u5355\u5143\u7684\u65f6\u95f4\u5dee\u3002\u56e0\u6b64\uff0c\u8fd9\u79cd\u5ef6\u8fdf\u4f7f\u5f97\u56db\u4e2a\u4fe1\u53f7\u5728\u5408\u5e76\u70b9\u5904\u76f8\u4f4d\u5bf9\u9f50\uff0c\u5f62\u6210<strong>\u76f8\u5e72\u53e0\u52a0<\/strong>\uff0c\u4ece\u800c\u5728\u5408\u6210\u5668\u8f93\u51fa\u7aef\u5f97\u5230\u8f83\u5f3a\u7684\u4fe1\u53f7\u3002<\/p>\n\n\n\n<p>\u800c\u5728\u56fe 1b \u4e2d\uff0c\u540c\u6837\u7684\u65f6\u95f4\u5ef6\u8fdf\u88ab\u5e94\u7528\u4e8e\u53e6\u4e00\u79cd\u60c5\u5f62\u2014\u2014\u6b64\u65f6\u6ce2\u524d\u5782\u76f4\u5165\u5c04\u81f3\u5929\u7ebf\u9635\u5217\u3002\u7531\u4e8e\u5ef6\u8fdf\u4e0e\u6ce2\u524d\u51e0\u4f55\u4e0d\u518d\u5339\u914d\uff0c\u5bfc\u81f4\u56db\u4e2a\u4fe1\u53f7\u5728\u5408\u5e76\u65f6\u76f8\u4f4d\u9519\u4f4d\uff0c\u6700\u7ec8\u5408\u6210\u5668\u8f93\u51fa\u4fe1\u53f7\u5e45\u5ea6\u663e\u8457\u51cf\u5f31\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"457\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-158.png\" alt=\"\" class=\"wp-image-993\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-158.png 900w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-158-600x305.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-158-300x152.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-158-768x390.png 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 1. \u6ce2\u675f\u6307\u5411\u89d2\u7684\u7406\u89e3<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u6ce8\uff1a\u672c\u56fe\u7528\u4e8e\u8bf4\u660e\u5982\u4f55\u901a\u8fc7\u65f6\u95f4\u5ef6\u8fdf\u63a7\u5236\u5b9e\u73b0\u76f8\u63a7\u9635\u6ce2\u675f\u5728\u7a7a\u95f4\u4e2d\u7684\u6307\u5411\u3002\u901a\u8fc7\u5339\u914d\u6216\u9519\u914d\u6ce2\u524d\u5230\u8fbe\u5404\u5929\u7ebf\u5355\u5143\u7684\u65f6\u95f4\u5dee\uff0c\u53ef\u4ee5\u63a7\u5236\u8f93\u51fa\u4fe1\u53f7\u7684\u76f8\u5e72\u53e0\u52a0\u6216\u76f8\u4f4d\u62b5\u6d88\uff0c\u4ece\u800c\u5b9e\u73b0\u5bf9\u6ce2\u675f\u65b9\u5411\u7684\u7cbe\u786e\u64cd\u63a7\u3002<\/p>\n<\/blockquote>\n\n\n\n<p>\u5728\u76f8\u63a7\u9635\u7cfb\u7edf\u4e2d\uff0c\u201c\u65f6\u95f4\u5ef6\u8fdf\u201d\u662f\u5b9e\u73b0\u6ce2\u675f\u6307\u5411\u63a7\u5236\u65f6\u7684\u53ef\u91cf\u5316\u53c2\u6570\u3002\u7136\u800c\uff0c\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u8fd9\u79cd\u65f6\u95f4\u5ef6\u8fdf\u5e38\u5e38\u901a\u8fc7\u201c\u76f8\u4f4d\u79fb\u201d\u6765\u6a21\u62df\uff0c\u8fd9\u662f\u76ee\u524d\u8bb8\u591a\u5b9e\u73b0\u65b9\u6848\u4e2d\u66f4\u5e38\u89c1\u4e5f\u66f4\u5b9e\u7528\u7684\u65b9\u6cd5\u3002\u5173\u4e8e\u65f6\u95f4\u5ef6\u8fdf\u4e0e\u76f8\u4f4d\u79fb\u4e4b\u95f4\u7684\u5f71\u54cd\u5dee\u5f02\uff0c\u6211\u4eec\u5c06\u5728\u540e\u7eed\u5173\u4e8e\u201c\u6ce2\u675f\u504f\u9891\uff08Beam Squint\uff09\u201d\u7684\u7ae0\u8282\u4e2d\u8be6\u7ec6\u63a2\u8ba8\u3002\u4f46\u5728\u6b64\u4e4b\u524d\uff0c\u6211\u4eec\u5148\u6765\u770b\u4e00\u4e2a\u57fa\u4e8e\u76f8\u4f4d\u79fb\u7684\u6ce2\u675f\u63a7\u5236\u5b9e\u73b0\uff0c\u5e76\u63a8\u5bfc\u5176\u76f8\u5e94\u7684\u6ce2\u675f\u6307\u5411\u8ba1\u7b97\u516c\u5f0f\u3002<\/p>\n\n\n\n<p>\u56fe 2 \u5c55\u793a\u4e86\u91c7\u7528<strong>\u76f8\u79fb\u5668<\/strong>\uff08\u800c\u975e\u65f6\u95f4\u5ef6\u8fdf\uff09\u7684\u76f8\u63a7\u9635\u7cfb\u7edf\u7ed3\u6784\u3002\u9700\u8981\u7279\u522b\u8bf4\u660e\u7684\u662f\uff0c\u6211\u4eec\u5c06<strong>\u6ce2\u675f\u96f6\u5411<\/strong>\uff08boresight\uff09\u65b9\u5411\uff08\u03b8 = 0\u00ba\uff09\u5b9a\u4e49\u4e3a\u5782\u76f4\u4e8e\u5929\u7ebf\u9635\u5217\u5e73\u9762\u7684\u65b9\u5411\u3002\u6b63\u89d2\u5ea6 \u03b8 \u8868\u793a\u6ce2\u675f\u5411\u53f3\u504f\u79bb\u6ce2\u675f\u96f6\u5411\uff0c\u8d1f\u89d2\u5ea6\u5219\u8868\u793a\u5411\u5de6\u504f\u79bb\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"623\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-159.png\" alt=\"\" class=\"wp-image-994\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-159.png 900w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-159-600x415.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-159-300x208.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-159-768x532.png 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 2. \u4f7f\u7528\u5c04\u9891\u76f8\u79fb\u5668\u7684\u76f8\u63a7\u9635\u539f\u7406\u793a\u610f\u56fe<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u6ce8\uff1a\u672c\u56fe\u5c55\u793a\u4e86\u901a\u8fc7\u5c04\u9891\u76f8\u79fb\u5668\u5b9e\u73b0\u6ce2\u675f\u63a7\u5236\u7684\u5178\u578b\u7ed3\u6784\u3002\u5404\u5929\u7ebf\u5355\u5143\u524d\u52a0\u5165\u53ef\u8c03\u76f8\u4f4d\u5668\uff0c\u901a\u8fc7\u8c03\u6574\u76f8\u4f4d\u5dee\uff0c\u5b9e\u73b0\u5bf9\u9635\u5217\u6ce2\u675f\u65b9\u5411\u7684\u7535\u5b50\u626b\u63cf\uff08\u6ce2\u675f\u8d4b\u5f62\uff09\u3002\u8fd9\u79cd\u5b9e\u73b0\u65b9\u5f0f\u5728\u5b9e\u9645\u7cfb\u7edf\u4e2d\u6bd4\u7cbe\u786e\u7684\u65f6\u95f4\u5ef6\u8fdf\u66f4\u5177\u5de5\u7a0b\u53ef\u884c\u6027\uff0c\u5c24\u5176\u9002\u7528\u4e8e\u7a84\u5e26\u6216\u51c6\u7a84\u5e26\u7cfb\u7edf\u3002<\/p>\n<\/blockquote>\n\n\n\n<p>\u4e3a\u4e86\u76f4\u89c2\u7406\u89e3\u5b9e\u73b0\u6ce2\u675f\u6307\u5411\u6240\u9700\u7684\u76f8\u4f4d\u79fb\uff0c\u53ef\u4ee5\u5982\u56fe 3 \u6240\u793a\uff0c\u5728\u76f8\u90bb\u7684\u5929\u7ebf\u5355\u5143\u4e4b\u95f4\u6784\u9020\u4e00\u7ec4<strong>\u76f4\u89d2\u4e09\u89d2\u5f62<\/strong>\u3002\u5176\u4e2d\uff0c\u0394\u03a6 \u8868\u793a\u76f8\u90bb\u5929\u7ebf\u5355\u5143\u4e4b\u95f4\u6240\u65bd\u52a0\u7684<strong>\u76f8\u4f4d\u5dee<\/strong>\u3002<\/p>\n\n\n\n<p>\u8fd9\u79cd\u51e0\u4f55\u6784\u9020\u6e05\u6670\u5730\u63ed\u793a\u4e86\u9635\u5217\u7ed3\u6784\u3001\u6ce2\u675f\u6307\u5411\u89d2\uff08\u03b8\uff09\u4e0e\u76f8\u4f4d\u5dee\uff08\u0394\u03a6\uff09\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u4e3a\u540e\u7eed\u63a8\u5bfc\u9635\u5217\u56e0\u5b50\u548c\u6ce2\u675f\u63a7\u5236\u516c\u5f0f\u63d0\u4f9b\u4e86\u76f4\u89c2\u57fa\u7840\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"633\" height=\"1024\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-160-633x1024.png\" alt=\"\" class=\"wp-image-995\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-160-633x1024.png 633w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-160-600x970.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-160-186x300.png 186w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-160-768x1242.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-160.png 900w\" sizes=\"auto, (max-width: 633px) 100vw, 633px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 3. \u76f8\u4f4d\u79fb \u0394\u03a6 \u4e0e\u6ce2\u675f\u6307\u5411\u89d2\u7684\u5173\u7cfb\u63a8\u5bfc<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u672c\u56fe\u901a\u8fc7\u51e0\u4f55\u6784\u9020\u5c55\u793a\u4e86\u76f8\u63a7\u9635\u6ce2\u675f\u626b\u63cf\u8fc7\u7a0b\u4e2d\uff0c\u76f8\u90bb\u5929\u7ebf\u5355\u5143\u4e4b\u95f4\u7684\u76f8\u4f4d\u5dee \u0394\u03a6 \u5982\u4f55\u968f\u7740\u6ce2\u675f\u626b\u63cf\u89d2\u5ea6 \u03b8 \u53d8\u5316\u800c\u53d8\u5316\u3002\u8be5\u63a8\u5bfc\u662f\u5b9e\u73b0\u7535\u5b50\u6ce2\u675f\u63a7\u5236\uff08\u7535\u5b50\u626b\u63cf\uff09\u4e2d\u76f8\u79fb\u91cf\u8bbe\u8ba1\u7684\u57fa\u7840\uff0c\u5bf9\u9635\u5217\u56e0\u5b50\u7684\u7cbe\u786e\u8ba1\u7b97\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002<\/p>\n<\/blockquote>\n\n\n\n<p>\u56fe 3a \u5c55\u793a\u4e86\u76f8\u90bb\u5929\u7ebf\u5355\u5143\u4e4b\u95f4\u7684\u51e0\u4f55\u4e09\u89d2\u5173\u7cfb\uff0c\u5176\u4e2d\u6bcf\u4e2a\u5355\u5143\u4e4b\u95f4\u7684\u95f4\u8ddd\u4e3a ddd\u3002\u5f53\u524d\u6ce2\u675f\u504f\u79bb\u6ce2\u675f\u96f6\u5411\uff08boresight\uff09\u6307\u5411\u4e00\u4e2a\u89d2\u5ea6 <strong>\u03b8<\/strong>\uff0c\u800c\u8be5\u89d2\u5ea6\u4e0e\u5730\u5e73\u7ebf\u4e4b\u95f4\u7684\u5939\u89d2\u4e3a <strong>\u03c6<\/strong>\u3002<\/p>\n\n\n\n<p>\u5728\u56fe 3b \u4e2d\u53ef\u4ee5\u770b\u5230\uff0c\u89d2\u5ea6\u4e4b\u95f4\u6ee1\u8db3\u4ee5\u4e0b\u5173\u7cfb\uff1a<\/p>\n\n\n\n<p><strong>\u03b8 + \u03c6 = 90\u00b0<\/strong><\/p>\n\n\n\n<p>\u8fd9\u4f7f\u6211\u4eec\u80fd\u591f\u8ba1\u7b97\u6ce2\u4f20\u64ad\u8def\u5f84\u7684\u5dee\u503c<strong>L <\/strong>\uff0c\u5176\u8868\u8fbe\u5f0f\u4e3a\uff1a<\/p>\n\n\n\n<p><strong>L = d \u00d7 sin(\u03b8)<\/strong><\/p>\n\n\n\n<p>\u6ce2\u675f\u504f\u8f6c\u6240\u9700\u7684\u65f6\u95f4\u5ef6\u8fdf\uff0c\u7b49\u4e8e\u6ce2\u524d\u7a7f\u8d8a\u8fd9\u6bb5\u8ddd\u79bb<strong>L <\/strong>\u6240\u9700\u7684\u65f6\u95f4\u3002\u5982\u679c\u6211\u4eec\u5c06<strong>L <\/strong>\u770b\u4f5c\u6ce2\u957f\u7684\u4e00\u4e2a\u6bd4\u4f8b\u5173\u7cfb\uff0c\u90a3\u4e48\u5b8c\u5168\u53ef\u4ee5\u7528\u76f8\u4f4d\u5ef6\u8fdf\u6765\u66ff\u4ee3\u8fd9\u4e00\u65f6\u95f4\u5ef6\u8fdf\u3002<\/p>\n\n\n\n<p>\u56e0\u6b64\uff0c\u76f8\u4f4d\u5dee \u0394\u03a6 \u76f8\u5bf9\u4e8e\u6ce2\u675f\u504f\u8f6c\u89d2 \u03b8 \u7684\u6570\u5b66\u8868\u8fbe\u5f0f\u53ef\u7531\u56fe 3c \u5bfc\u51fa\uff0c\u5e76\u5728\u516c\u5f0f\uff081\uff09\u4e2d\u7ed9\u51fa\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"59\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-161-1024x59.png\" alt=\"\" class=\"wp-image-996\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-161-1024x59.png 1024w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-161-600x35.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-161-300x17.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-161-768x44.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-161.png 1350w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u5982\u679c\u5929\u7ebf\u5355\u5143\u4e4b\u95f4\u7684\u95f4\u8ddd\u6b63\u597d\u4e3a\u4fe1\u53f7\u6ce2\u957f\u7684\u4e00\u534a\uff0c\u5219\u8be5\u516c\u5f0f\u53ef\u8fdb\u4e00\u6b65\u7b80\u5316\u4e3a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"59\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-162-1024x59.png\" alt=\"\" class=\"wp-image-997\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-162-1024x59.png 1024w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-162-600x35.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-162-300x17.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-162-768x44.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-162.png 1350w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u8ba9\u6211\u4eec\u7528\u8fd9\u4e9b\u516c\u5f0f\u6765\u8ba1\u7b97\u4e00\u4e2a\u793a\u4f8b\u3002\u5047\u8bbe\u4e24\u4e2a\u5929\u7ebf\u5355\u5143\u4e4b\u95f4\u7684\u95f4\u8ddd\u4e3a 15 \u6beb\u7c73\uff0c\u82e5\u4e00\u4e2a 10.6\u202fGHz \u7684\u6ce2\u524d\u4ee5\u76f8\u5bf9\u4e8e\u673a\u68b0\u6ce2\u675f\u96f6\u5411 30\u00ba \u7684\u89d2\u5ea6\u5165\u5c04\uff0c\u90a3\u4e48\u8fd9\u4e24\u4e2a\u5929\u7ebf\u5355\u5143\u4e4b\u95f4\u7684\u6700\u4f73\u76f8\u4f4d\u5dee\u662f\u591a\u5c11\uff1f<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u03b8 = 30\u00ba = 0.52 rad<\/li>\n\n\n\n<li>\u03bb = c\/f = (3 \u00d7 10<sup>8<\/sup>\u00a0m\/s)\/10.6 GHz = 0.0283 m<\/li>\n\n\n\n<li>\u2206\u03a6 = (2\u03c0 \u00d7 d \u00d7 sin\u03b8)\/\u03bb = 2\u03c0 \u00d7 0.015 \u00d7 sin(0.52)\/0.0283 m = 1.67 rad = 95\u00ba<\/li>\n<\/ul>\n\n\n\n<p>\u56e0\u6b64\uff0c\u5982\u679c\u6ce2\u524d\u7684\u5165\u5c04\u89d2\u4e3a \u03b8 = 30\u00ba\uff0c\u90a3\u4e48\u53ea\u9700\u5c06\u76f8\u90bb\u5929\u7ebf\u5355\u5143\u7684\u76f8\u4f4d\u504f\u79fb 95\u00ba\uff0c\u5373\u53ef\u4f7f\u4e24\u4e2a\u5355\u5143\u7684\u4fe1\u53f7\u5b9e\u73b0\u76f8\u5e72\u53e0\u52a0\uff0c\u4ece\u800c\u5728\u8be5\u65b9\u5411\u4e0a\u6700\u5927\u5316\u5929\u7ebf\u589e\u76ca\u3002<\/p>\n\n\n\n<p>\u4e3a\u4e86\u66f4\u597d\u5730\u7406\u89e3\u76f8\u4f4d\u504f\u79fb\u5982\u4f55\u968f\u6ce2\u675f\u6307\u5411\u89d2\uff08\u03b8\uff09\u53d8\u5316\uff0c\u8fd9\u4e9b\u516c\u5f0f\u5728\u56fe 4 \u4e2d\u9488\u5bf9\u4e0d\u540c\u6761\u4ef6\u8fdb\u884c\u4e86\u7ed8\u56fe\u3002\u4ece\u8fd9\u4e9b\u56fe\u4e2d\u53ef\u4ee5\u5f97\u51fa\u4e00\u4e9b\u6709\u8da3\u7684\u89c2\u5bdf\u7ed3\u8bba\u3002<\/p>\n\n\n\n<p>\u5f53\u9635\u5143\u95f4\u8ddd\u4e3a <strong>d = \u03bb\/2 <\/strong> \u65f6\uff0c\u5728\u6ce2\u675f\u96f6\u5411\u9644\u8fd1\uff0c\u76f8\u4f4d\u504f\u79fb\u4e0e\u6ce2\u675f\u65b9\u5411\u4e4b\u95f4\u7684\u659c\u7387\u7ea6\u4e3a 3:1\uff0c\u8fd9\u6b63\u5bf9\u5e94\u4e8e\u516c\u5f0f\uff082\uff09\u4e2d\u7684 \u03c0 \u7cfb\u6570\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u76f8\u90bb\u9635\u5143\u4e4b\u95f4\u7684 180\u00b0 \u76f8\u4f4d\u5dee\u7406\u8bba\u4e0a\u53ef\u4ee5\u5b9e\u73b0 90\u00b0 \u7684\u6ce2\u675f\u65b9\u5411\u504f\u8f6c\u3002\u5c3d\u7ba1\u5728\u5b9e\u9645\u4e2d\u7531\u4e8e\u5929\u7ebf\u5355\u5143\u65b9\u5411\u56fe\u7684\u5f71\u54cd\u65e0\u6cd5\u5b8c\u5168\u8fbe\u5230\u8fd9\u4e00\u7406\u60f3\u6548\u679c\uff0c\u4f46\u8fd9\u4e9b\u516c\u5f0f\u5c55\u793a\u4e86\u7406\u8bba\u4e0a\u7684\u6700\u4f73\u72b6\u6001\u3002<\/p>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5f53 <strong>d > \u03bb\/2<\/strong>  \u65f6\uff0c\u65e0\u8bba\u76f8\u4f4d\u504f\u79fb\u91cf\u662f\u591a\u5c11\uff0c\u90fd\u65e0\u6cd5\u5b9e\u73b0\u5b8c\u6574\u7684\u6ce2\u675f\u65b9\u5411\u626b\u63cf\u3002\u540e\u6587\u6211\u4eec\u5c06\u770b\u5230\uff0c\u8fd9\u79cd\u60c5\u51b5\u4f1a\u5bfc\u81f4\u5929\u7ebf\u65b9\u5411\u56fe\u4e2d\u51fa\u73b0\u6805\u74e3\uff08grating lobes\uff09\uff0c\u800c\u56fe\u4e2d\u6240\u793a\u66f2\u7ebf\u6b63\u662f\u8fd9\u79cd\u5f02\u5e38\u60c5\u51b5\u7684\u521d\u6b65\u8ff9\u8c61\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"732\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-163.png\" alt=\"\" class=\"wp-image-998\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-163.png 900w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-163-600x488.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-163-300x244.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-163-768x625.png 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 4. \u4e0d\u540c d\/\u03bb \u60c5\u51b5\u4e0b\uff0c\u76f8\u90bb\u9635\u5143\u4e4b\u95f4\u7684\u76f8\u4f4d\u5dee \u0394\u03a6 \u4e0e\u6ce2\u675f\u6307\u5411\u89d2 \u03b8 \u7684\u5173\u7cfb<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u672c\u56fe\u6bd4\u8f83\u4e86\u4e09\u79cd\u9635\u5143\u95f4\u8ddd\uff08d\/\u03bb\uff09\u8bbe\u7f6e\u4e0b\uff0c\u6240\u9700\u76f8\u4f4d\u5dee \u0394\u03a6 \u968f\u6ce2\u675f\u626b\u63cf\u89d2\u5ea6 \u03b8 \u7684\u53d8\u5316\u60c5\u51b5\uff0c\u7528\u4ee5\u5206\u6790\u6ce2\u675f\u63a7\u5236\u80fd\u529b\u4e0e\u53ef\u80fd\u51fa\u73b0\u7684\u526f\u74e3\u73b0\u8c61\uff08\u5982\u6805\u74e3\uff09\u3002<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u5747\u5300\u95f4\u8ddd\u7684\u7ebf\u6027\u9635\u5217<\/h2>\n\n\n\n<p>\u524d\u6587\u63a8\u5bfc\u7684\u516c\u5f0f\u4ec5\u9002\u7528\u4e8e\u4e24\u4e2a\u5929\u7ebf\u5355\u5143\u7684\u60c5\u51b5\uff0c\u7136\u800c\u5b9e\u9645\u7684\u76f8\u63a7\u9635\u5929\u7ebf\u5f80\u5f80\u5305\u542b\u6210\u5343\u4e0a\u4e07\u4e2a\u5355\u5143\uff0c\u5206\u5e03\u5728\u4e8c\u7ef4\u5e73\u9762\u4e0a\u3002\u4f46\u5728\u672c\u8282\u4e2d\uff0c\u6211\u4eec\u4ec5\u8003\u8651\u4e00\u7ef4\u60c5\u5f62\uff0c\u5373<strong>\u7ebf\u6027\u9635\u5217<\/strong>\u3002<\/p>\n\n\n\n<p>\u7ebf\u6027\u9635\u5217\u6307\u7684\u662f\u5728\u4e00\u4e2a\u65b9\u5411\u4e0a\u7531\u591a\u4e2a\u5929\u7ebf\u5355\u5143\u7ec4\u6210\u7684\u9635\u5217\uff0c\u5176\u5728\u5782\u76f4\u65b9\u5411\u4e0a\u53ea\u6709\u4e00\u4e2a\u5355\u5143\u5bbd\u5ea6\uff0c\u603b\u5171\u5305\u542b N \u4e2a\u9635\u5143\u3002\u867d\u7136\u9635\u5143\u95f4\u8ddd\u53ef\u4ee5\u53d8\u5316\uff0c\u4f46\u5728\u5927\u591a\u6570\u5e94\u7528\u4e2d\u901a\u5e38\u91c7\u7528<strong>\u5747\u5300\u95f4\u8ddd<\/strong>\u3002\u56e0\u6b64\uff0c\u672c\u6587\u8bbe\u5b9a\u76f8\u90bb\u5355\u5143\u4e4b\u95f4\u7684\u95f4\u8ddd\u4e3a\u7edf\u4e00\u7684\u5e38\u6570 d\uff08\u5982\u56fe 5 \u6240\u793a\uff09\u3002<\/p>\n\n\n\n<p>\u5c3d\u7ba1\u8fd9\u662f\u5bf9\u5b9e\u9645\u9635\u5217\u7ed3\u6784\u7684\u7b80\u5316\u5efa\u6a21\uff0c\u4f46\u8fd9\u79cd<strong>\u5747\u5300\u95f4\u8ddd\u7ebf\u6027\u9635\u5217<\/strong>\u4e3a\u6211\u4eec\u7406\u89e3\u5728\u4e0d\u540c\u6761\u4ef6\u4e0b\u5929\u7ebf\u65b9\u5411\u56fe\u7684\u5f62\u6210\u673a\u5236\u63d0\u4f9b\u4e86\u57fa\u7840\u3002\u6211\u4eec\u8fd8\u53ef\u4ee5\u5c06\u8fd9\u4e9b\u7ebf\u6027\u9635\u5217\u7684\u57fa\u672c\u539f\u7406\u8fdb\u4e00\u6b65\u63a8\u5e7f\uff0c\u7528\u4e8e\u5206\u6790\u548c\u7406\u89e3<strong>\u4e8c\u7ef4\u9635\u5217<\/strong>\u7ed3\u6784\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"136\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-164.png\" alt=\"\" class=\"wp-image-999\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-164.png 900w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-164-600x91.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-164-300x45.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-164-768x116.png 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 5. \u5747\u5300\u95f4\u8ddd\u7684\u7ebf\u6027\u9635\u5217\uff08N = 4\uff09<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u6ce8\uff1a\u672c\u56fe\u5c55\u793a\u4e86\u4e00\u4e2a\u7531 4 \u4e2a\u5929\u7ebf\u5355\u5143\u7ec4\u6210\u7684\u7ebf\u6027\u9635\u5217\uff0c\u5176\u4e2d\u6240\u6709\u5355\u5143\u4e4b\u95f4\u7684\u95f4\u8ddd\u5747\u4e3a\u5e38\u6570 d\u3002\u8fd9\u662f\u5206\u6790\u9635\u5217\u56e0\u5b50\u548c\u6ce2\u675f\u5f62\u6210\u7279\u6027\u7684\u57fa\u672c\u7ed3\u6784\u6a21\u578b\u3002<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u8fd1\u573a\u4e0e\u8fdc\u573a<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u8fd1\u573a\u4e0e\u8fdc\u573a<\/h3>\n\n\n\n<p>\u90a3\u4e48\uff0c\u5982\u4f55\u5c06\u524d\u9762\u9488\u5bf9 N=2\u7ebf\u6027\u9635\u5217\u6240\u63a8\u5bfc\u7684\u516c\u5f0f\uff0c\u6269\u5c55\u5e94\u7528\u5230\u4e00\u4e2a\u5305\u542b N=10,\u2009\u2063000 \u4e2a\u5929\u7ebf\u5355\u5143\u7684\u7ebf\u6027\u9635\u5217\u4e0a\u5462\uff1f\u6b64\u65f6\u7684\u6311\u6218\u5728\u4e8e\uff1a\u5bf9\u4e8e\u8fd9\u6837\u4e00\u4e2a\u5927\u89c4\u6a21\u9635\u5217\uff0c\u5982\u56fe 6 \u6240\u793a\uff0c\u6bcf\u4e2a\u5929\u7ebf\u5355\u5143\u6307\u5411\u6ce2\u524d\u7684\u89d2\u5ea6\u90fd\u4f1a\u7565\u6709\u4e0d\u540c\uff0c\u56e0\u4e3a\u6ce2\u524d\u4e0d\u518d\u662f\u5e73\u9762\u6ce2\uff0c\u800c\u66f4\u63a5\u8fd1<strong>\u7403\u9762\u6ce2<\/strong>\u3002<\/p>\n\n\n\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u5c31\u9700\u8981\u533a\u5206<strong>\u8fd1\u573a\uff08Near Field\uff09\u4e0e\u8fdc\u573a\uff08Far Field\uff09<\/strong>\u3002\u5728\u8fdc\u573a\u6761\u4ef6\u4e0b\uff0c\u6ce2\u524d\u53ef\u4ee5\u88ab\u89c6\u4e3a\u5e73\u9762\u6ce2\uff0c\u9635\u5217\u4e2d\u6240\u6709\u5355\u5143\u7684\u5165\u5c04\u89d2\u4e00\u81f4\uff0c\u56e0\u6b64\u524d\u8ff0\u76f8\u4f4d\u63a8\u5bfc\u4ecd\u7136\u6210\u7acb\u3002\u800c\u5728\u8fd1\u573a\u4e2d\uff0c\u6ce2\u524d\u5177\u6709\u66f2\u7387\uff0c\u4e0d\u540c\u5355\u5143\u63a5\u6536\u5230\u4fe1\u53f7\u7684\u65b9\u5411\u548c\u8def\u5f84\u957f\u5ea6\u5747\u4e0d\u76f8\u540c\uff0c\u8fd9\u4f7f\u5f97\u8fdc\u573a\u7b80\u5316\u6a21\u578b\u5931\u6548\u3002<\/p>\n\n\n\n<p>\u56fe 6 \u5c55\u793a\u4e86\u4e00\u4e2a\u5178\u578b\u573a\u666f\uff0c\u5176\u4e2d\u5927\u89c4\u6a21\u9635\u5217\u9762\u5bf9\u7684\u662f\u4e00\u4e2a\u7403\u9762\u6ce2\u524d\uff0c\u53cd\u6620\u51fa\u6ce2\u675f\u6307\u5411\u8ba1\u7b97\u5728\u8fd1\u573a\u6761\u4ef6\u4e0b\u7684\u590d\u6742\u6027\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"489\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-165.png\" alt=\"\" class=\"wp-image-1000\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-165.png 900w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-165-600x326.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-165-300x163.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-165-768x417.png 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 6. \u4f4d\u4e8e\u7ebf\u6027\u9635\u5217\u8fd1\u65c1\u7684\u5c04\u9891\u4fe1\u53f7\u6e90<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u672c\u56fe\u5c55\u793a\u4e86\u4e00\u4e2a\u5c04\u9891\u4fe1\u53f7\u6e90\u4f4d\u4e8e\u5929\u7ebf\u7ebf\u6027\u9635\u5217\u7684\u8fd1\u573a\u533a\u57df\uff0c\u6b64\u65f6\u6ce2\u524d\u5448\u73b0\u7403\u9762\u7279\u6027\u3002\u4e0d\u540c\u5929\u7ebf\u5355\u5143\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u65b9\u5411\u4e0e\u4f20\u64ad\u8def\u5f84\u957f\u5ea6\u5b58\u5728\u5dee\u5f02\uff0c\u65e0\u6cd5\u7b80\u5355\u4f7f\u7528\u8fdc\u573a\u5e73\u9762\u6ce2\u5047\u8bbe\u8fdb\u884c\u5efa\u6a21\u4e0e\u8ba1\u7b97\u3002<\/p>\n<\/blockquote>\n\n\n\n<p>\u5f53\u5c04\u9891\u4fe1\u53f7\u6e90\u8ddd\u79bb\u5929\u7ebf\u8f83\u8fd1\u65f6\uff0c\u6bcf\u4e2a\u9635\u5143\u63a5\u6536\u5230\u7684\u5165\u5c04\u89d2\u90fd\u4e0d\u76f8\u540c\uff0c\u8fd9\u79cd\u60c5\u51b5\u88ab\u79f0\u4e3a<strong>\u8fd1\u573a\uff08Near Field\uff09<\/strong>\u3002\u5728\u8fd1\u573a\u6761\u4ef6\u4e0b\uff0c\u6211\u4eec\u53ef\u4ee5\u9010\u4e2a\u8ba1\u7b97\u6240\u6709\u9635\u5143\u7684\u5165\u5c04\u89d2\uff0c\u6709\u65f6\u5728<strong>\u5929\u7ebf\u6d4b\u8bd5\u548c\u6821\u51c6<\/strong>\u8fc7\u7a0b\u4e2d\u5fc5\u987b\u8fd9\u4e48\u505a\uff0c\u56e0\u4e3a\u6d4b\u8bd5\u73af\u5883\u7a7a\u95f4\u6709\u9650\uff0c\u65e0\u6cd5\u6ee1\u8db3\u8fdc\u573a\u6761\u4ef6\u3002<\/p>\n\n\n\n<p>\u4f46\u5982\u679c\u6211\u4eec\u5047\u8bbe\u5c04\u9891\u4fe1\u53f7\u6e90\u8db3\u591f\u8fdc\uff0c\u5c31\u4f1a\u8fdb\u5165 <strong>\u8fdc\u573a\uff08Far Field\uff09<\/strong> \u6761\u4ef6\uff0c\u6b64\u65f6\u6240\u6709\u9635\u5143\u63a5\u6536\u5230\u7684\u6ce2\u524d\u8fd1\u4f3c\u4e3a\u5e73\u9762\u6ce2\uff0c\u5bf9\u5e94\u7684\u60c5\u5f62\u5982\u56fe 7 \u6240\u793a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"493\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-166.png\" alt=\"\" class=\"wp-image-1001\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-166.png 900w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-166-600x329.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-166-300x164.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-166-768x421.png 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 7. \u4f4d\u4e8e\u7ebf\u6027\u9635\u5217\u8fdc\u5904\u7684\u5c04\u9891\u4fe1\u53f7\u6e90<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u672c\u56fe\u5c55\u793a\u4e86\u5c04\u9891\u4fe1\u53f7\u6e90\u5904\u4e8e\u8fdc\u573a\u6761\u4ef6\u4e0b\u7684\u60c5\u51b5\u3002\u6b64\u65f6\u5165\u5c04\u6ce2\u524d\u53ef\u8fd1\u4f3c\u89c6\u4e3a\u5e73\u9762\u6ce2\uff0c\u9635\u5217\u4e2d\u6240\u6709\u5929\u7ebf\u5355\u5143\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u65b9\u5411\u4e00\u81f4\uff0c\u6781\u5927\u7b80\u5316\u4e86\u6ce2\u675f\u5f62\u6210\u548c\u76f8\u4f4d\u63a7\u5236\u7684\u8ba1\u7b97\u8fc7\u7a0b\u3002<\/p>\n<\/blockquote>\n\n\n\n<p>\u5f53\u5c04\u9891\u4fe1\u53f7\u6e90\u8ddd\u79bb\u8db3\u591f\u8fdc\u65f6\uff0c\u7403\u9762\u6ce2\u524d\u7684\u534a\u5f84\u975e\u5e38\u5927\uff0c\u5bfc\u81f4\u6ce2\u7684\u4f20\u64ad\u8def\u5f84\u8fd1\u4f3c\u4e3a<strong>\u5e73\u884c\u7ebf<\/strong>\u3002\u56e0\u6b64\uff0c\u6240\u6709\u5929\u7ebf\u5355\u5143\u63a5\u6536\u5230\u7684<strong>\u6ce2\u675f\u5165\u5c04\u89d2 \u03b8 \u662f\u76f8\u7b49\u7684<\/strong>\uff0c\u4e14\u6bcf\u4e2a\u76f8\u90bb\u5355\u5143\u4e4b\u95f4\u7684\u4f20\u64ad\u8def\u5f84\u5dee\u53ef\u7b80\u5316\u4e3a\uff1a<\/p>\n\n\n\n<p class=\"has-text-align-center\">L=d\u00d7sin(\u03b8)<\/p>\n\n\n\n<p>\u8fd9\u5927\u5927\u7b80\u5316\u4e86\u8ba1\u7b97\u8fc7\u7a0b\uff0c\u5e76\u610f\u5473\u7740\uff1a<strong>\u53ea\u8981\u5929\u7ebf\u5355\u5143\u95f4\u8ddd\u5747\u5300<\/strong>\uff0c\u6211\u4eec\u4e4b\u524d\u9488\u5bf9\u4e24\u4e2a\u9635\u5143\u63a8\u5bfc\u7684\u76f8\u4f4d\u5dee\u516c\u5f0f\u540c\u6837\u9002\u7528\u4e8e\u5305\u542b\u6570\u5343\u4e2a\u9635\u5143\u7684\u5927\u89c4\u6a21\u7ebf\u6027\u9635\u5217\u3002<\/p>\n\n\n\n<p>\u4f46\u6211\u4eec\u7a76\u7adf<strong>\u4f55\u65f6\u53ef\u4ee5\u91c7\u7528\u8fdc\u573a\u5047\u8bbe<\/strong>\uff1f\u4e5f\u5c31\u662f\u8bf4\uff0c<strong>\u201c\u8fdc\u201d\u5230\u5e95\u6709\u591a\u8fdc<\/strong>\uff1f\u8fd9\u4e2a\u95ee\u9898\u5728\u67d0\u79cd\u7a0b\u5ea6\u4e0a\u5177\u6709\u4e3b\u89c2\u6027\uff0c\u4f46\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c<strong>\u8fdc\u573a\u6761\u4ef6<\/strong>\u88ab\u8ba4\u4e3a\u6ee1\u8db3\u4ee5\u4e0b\u5173\u7cfb\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"168\" height=\"111\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-167.png\" alt=\"\" class=\"wp-image-1002\" style=\"width:100px;height:auto\"\/><\/figure>\n\n\n\n<p>\u5176\u4e2d\uff0cD \u8868\u793a\u5929\u7ebf\u9635\u5217\u7684<strong>\u5b54\u5f84\u76f4\u5f84<\/strong>\uff0c\u5bf9\u4e8e\u5747\u5300\u7ebf\u6027\u9635\u5217\u800c\u8a00\u53ef\u8868\u793a\u4e3a\uff1a<\/p>\n\n\n\n<p class=\"has-text-align-center\">D=(N\u22121)\u00d7d<\/p>\n\n\n\n<p>\u5176\u4e2d\uff1aN\uff1a\u9635\u5217\u4e2d\u5929\u7ebf\u5355\u5143\u7684\u6570\u91cf\uff1bd\uff1a\u76f8\u90bb\u5355\u5143\u4e4b\u95f4\u7684\u95f4\u8ddd\u3002<\/p>\n\n\n\n<p>\u5bf9\u4e8e<strong>\u5c0f\u5c3a\u5bf8\u9635\u5217<\/strong>\uff08\u5373 D \u8f83\u5c0f\uff09\u6216<strong>\u4f4e\u9891\u4fe1\u53f7<\/strong>\uff08\u5373\u6ce2\u957f \u03bb \u8f83\u5927\uff09\uff0c\u8fdc\u573a\u8ddd\u79bb R 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\u5f88\u5c0f\uff09\uff0c\u6ee1\u8db3\u8fdc\u573a\u6761\u4ef6\u7684\u8ddd\u79bb\u53ef\u80fd\u8fbe\u5230<strong>\u6570\u516c\u91cc\u4e4b\u9065<\/strong>\uff01<\/p>\n\n\n\n<p>\u8fd9\u4f1a\u7ed9\u5929\u7ebf\u7684\u6d4b\u8bd5\u4e0e\u6821\u51c6\u5e26\u6765\u6781\u5927\u56f0\u96be\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u901a\u5e38\u9700\u8981\u4f7f\u7528\u66f4\u7cbe\u786e\u7684<strong>\u8fd1\u573a\u6a21\u578b<\/strong>\u8fdb\u884c\u5efa\u6a21\u4e0e\u6d4b\u91cf\uff0c\u5e76\u8fdb\u4e00\u6b65\u5c06\u8fd1\u573a\u6d4b\u8bd5\u7ed3\u679c<strong>\u5916\u63a8<\/strong>\u5230\u8fdc\u573a\u4f7f\u7528\u573a\u666f\u4e2d\uff0c\u4ee5\u5b9e\u73b0\u771f\u5b9e\u5e94\u7528\u6761\u4ef6\u4e0b\u7684\u9635\u5217\u6027\u80fd\u9a8c\u8bc1\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5929\u7ebf\u589e\u76ca\u3001\u65b9\u5411\u6027\u4e0e\u5b54\u5f84<\/h2>\n\n\n\n<p>\u5728\u6df1\u5165\u8ba8\u8bba\u4e4b\u524d\uff0c\u6211\u4eec\u6709\u5fc5\u8981\u5148\u5bf9\u5929\u7ebf\u589e\u76ca\u3001\u65b9\u5411\u6027\u548c\u5b54\u5f84\u8fdb\u884c\u5b9a\u4e49\u3002\u9996\u5148\u6f84\u6e05\u4e00\u4e0b\u201c\u589e\u76ca\uff08Gain\uff09\u201d\u4e0e\u201c\u65b9\u5411\u6027\uff08Directivity\uff09\u201d\u7684\u533a\u522b\uff0c\u56e0\u4e3a\u8fd9\u4e24\u4e2a\u672f\u8bed\u7ecf\u5e38\u88ab\u6df7\u7528\u3002<\/p>\n\n\n\n<p>\u5929\u7ebf\u589e\u76ca\u548c\u65b9\u5411\u6027\u90fd\u662f\u76f8\u5bf9\u4e8e<strong>\u5404\u5411\u540c\u6027\u5929\u7ebf<\/strong>\u800c\u8a00\u7684\u6bd4\u8f83\u2014\u2014\u5404\u5411\u540c\u6027\u5929\u7ebf\u662f\u4e00\u79cd\u7406\u60f3\u5929\u7ebf\uff0c\u5b83\u5728\u6240\u6709\u65b9\u5411\u4e0a\u5747\u5300\u8f90\u5c04\u3002<\/p>\n\n\n\n<p><strong>\u65b9\u5411\u6027<\/strong>\u662f\u6307\u5929\u7ebf\u5728\u67d0\u4e00\u7279\u5b9a\u65b9\u5411\u4e0a\u6d4b\u5f97\u7684\u6700\u5927\u53d1\u7535\u529f\u7387 <em>P<sub>max<\/sub><\/em> \uff0c\u4e0e\u5728\u6240\u6709\u65b9\u5411\u4e0a\u5e73\u5747\u8f90\u5c04\u529f\u7387<em>P<\/em><sub><em>a<\/em>v<\/sub>\u7684\u6bd4\u503c\u3002\u5f53\u6ca1\u6709\u6307\u5b9a\u65b9\u5411\u65f6\uff0c\u65b9\u5411\u6027\u53ef\u901a\u8fc7\u516c\u5f0f\uff084\uff09\u8ba1\u7b97\u5f97\u51fa\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"66\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-168-1024x66.png\" alt=\"\" class=\"wp-image-1003\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-168-1024x66.png 1024w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-168-600x39.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-168-300x19.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-168-768x49.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-168.png 1350w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u65b9\u5411\u6027\u662f\u4e00\u4e2a\u975e\u5e38\u6709\u7528\u7684\u6307\u6807\uff0c\u7528\u4e8e\u6bd4\u8f83\u4e0d\u540c\u5929\u7ebf\u7684\u6027\u80fd\uff0c\u56e0\u4e3a\u5b83\u5b9a\u4e49\u4e86\u5929\u7ebf\u805a\u7126\u8f90\u5c04\u80fd\u91cf\u7684\u80fd\u529b\u3002\u589e\u76ca\u5219\u5177\u6709\u4e0e\u65b9\u5411\u6027\u76f8\u540c\u7684\u65b9\u5411\u56fe\u7279\u6027\uff0c\u4f46<strong>\u589e\u76ca\u8fd8\u5305\u542b\u4e86\u5929\u7ebf\u7684\u635f\u8017\u56e0\u7d20<\/strong>\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"65\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-169-1024x65.png\" alt=\"\" class=\"wp-image-1004\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-169-1024x65.png 1024w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-169-600x38.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-169-300x19.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-169-768x49.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-169.png 1350w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><em>P<sub>rad<\/sub><\/em>\u00a0\u662f\u5929\u7ebf\u8f90\u5c04\u7684\u603b\u529f\u7387\uff0c<em>P<sub>in<\/sub><\/em>\u00a0\u662f\u8f93\u5165\u5230\u5929\u7ebf\u7684\u529f\u7387\uff0c<em>k<\/em> \u7528\u4e8e\u8868\u793a\u5929\u7ebf\u8f90\u5c04\u8fc7\u7a0b\u4e2d\u7684\u635f\u8017\u56e0\u5b50\u3002<\/p>\n\n\n\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u8003\u8651\u5929\u7ebf\u65b9\u5411\u56fe\u4f5c\u4e3a\u4e09\u7ef4\u65b9\u5411\u7684\u51fd\u6570\uff0c\u4ee5\u53ca\u65b9\u5411\u6027\u5982\u4f55\u968f\u7740\u6ce2\u675f\u5bbd\u5ea6\u53d8\u5316\u800c\u53d8\u5316\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"623\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-170.png\" alt=\"\" class=\"wp-image-1005\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-170.png 900w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-170-600x415.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-170-300x208.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-170-768x532.png 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 8. \u6295\u5f71\u5230\u7403\u9762\u4e0a\u7684\u533a\u57df\u7684\u4e09\u7ef4\u89c6\u56fe<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u672c\u56fe\u5c55\u793a\u4e86\u5929\u7ebf\u65b9\u5411\u56fe\u5728\u4e09\u7ef4\u7403\u5750\u6807\u4e2d\u7684\u53ef\u89c6\u5316\u6548\u679c\uff0c\u7528\u4e8e\u8868\u793a\u67d0\u4e00\u65b9\u5411\u4e0a\u5929\u7ebf\u8f90\u5c04\u80fd\u91cf\u7684\u5206\u5e03\u60c5\u51b5\u3002\u8be5\u6295\u5f71\u6709\u52a9\u4e8e\u7406\u89e3\u65b9\u5411\u6027\u4e0e\u6ce2\u675f\u5bbd\u5ea6\u4e4b\u95f4\u7684\u7a7a\u95f4\u5173\u7cfb\u3002<\/p>\n<\/blockquote>\n\n\n\n<p>\u4e00\u4e2a\u7403\u4f53\u7684\u603b\u8868\u9762\u79ef\u4e3a\u00a04\u03c0<sup>2<\/sup>\uff0c\u800c\u7403\u9762\u4e0a\u7684\u9762\u79ef\u4ee5 \u7acb\u4f53\u89d2\uff08steradian\uff09 \u4e3a\u5355\u4f4d\u8fdb\u884c\u5b9a\u4e49\uff0c\u4e00\u4e2a\u5b8c\u6574\u7403\u9762\u5305\u542b\u00a04\u03c0\u00a0 \u4e2a\u7acb\u4f53\u89d2\u3002\u56e0\u6b64\uff0c\u6765\u81ea\u5404\u5411\u540c\u6027\u8f90\u5c04\u6e90\u7684\u529f\u7387\u5bc6\u5ea6\u4e3a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"64\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-171-1024x64.png\" alt=\"\" class=\"wp-image-1006\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-171-1024x64.png 1024w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-171-600x37.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-171-300x19.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-171-768x48.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-171.png 1350w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u5176\u5355\u4f4d\u4e3a \u74e6\/\u5e73\u65b9\u7c73\uff08W\/m\u00b2\uff09\u3002<\/p>\n\n\n\n<p>\u7403\u9762\u4e0a\u7684\u4e00\u4e2a\u533a\u57df\u7531\u4e24\u4e2a\u89d2\u65b9\u5411\u5171\u540c\u5b9a\u4e49\uff0c\u5728\u96f7\u8fbe\u7cfb\u7edf\u4e2d\uff0c\u8fd9\u4e24\u4e2a\u65b9\u5411\u901a\u5e38\u79f0\u4e3a<strong>\u65b9\u4f4d\u89d2\uff08azimuth\uff09\u548c\u4fef\u4ef0\u89d2\uff08elevation\uff09<\/strong>\u3002\u6ce2\u675f\u5bbd\u5ea6\u53ef\u5206\u522b\u8868\u793a\u4e3a\u4e24\u4e2a\u89d2\u5ea6\u51fd\u6570\uff1a\u03b8\u2081 \u548c \u03b8\u2082\uff0c\u5b83\u4eec\u5171\u540c\u6784\u6210\u7403\u9762\u4e0a\u7684\u4e00\u4e2a\u533a\u57df\uff0c\u8bb0\u4f5c\u03a9<sub>A<\/sub>\u3002<\/p>\n\n\n\n<p>\u03a9\u2090 \u662f\u4ee5 \u7acb\u4f53\u89d2\uff08steradian\uff09 \u4e3a\u5355\u4f4d\u7684\u6ce2\u675f\u5bbd\u5ea6\uff0c\u53ef\u8fd1\u4f3c\u8868\u793a\u4e3a\uff1a \u03a9<sub>A<\/sub>\u00a0\u2248 \u03b8<sub>1\u00a0<\/sub>\u00d7 \u03b8<sub>2.<\/sub><\/p>\n\n\n\n<p>\u5c06 \u03a9<sub>A<\/sub>\u89c6\u4e3a\u7403\u9762\u4e0a\u7684\u4e00\u4e2a\u9762\u79ef\u540e\uff0c\u65b9\u5411\u6027\uff08Directivity\uff09\u53ef\u4ee5\u8868\u793a\u4e3a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"64\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-172-1024x64.png\" alt=\"\" class=\"wp-image-1007\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-172-1024x64.png 1024w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-172-600x38.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-172-300x19.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-172-768x48.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-172.png 1350w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u6211\u4eec\u8981\u8ba8\u8bba\u7684\u7b2c\u4e09\u4e2a\u5929\u7ebf\u672f\u8bed\u662f<strong>\u5b54\u5f84\uff08Aperture\uff09<\/strong>\u3002\u5929\u7ebf\u5b54\u5f84\u8868\u793a\u63a5\u6536\u7535\u78c1\u6ce2\u7684<strong>\u6709\u6548\u9762\u79ef<\/strong>\uff0c\u5e76\u4e14\u4e0e\u6ce2\u957f\u76f8\u5173\u3002<\/p>\n\n\n\n<p>\u5404\u5411\u540c\u6027\u5929\u7ebf\u7684\u5b54\u5f84\u4e3a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"61\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-173-1024x61.png\" alt=\"\" class=\"wp-image-1008\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-173-1024x61.png 1024w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-173-600x36.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-173-300x18.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-173-768x46.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-173.png 1350w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u7531\u4e8e\u589e\u76ca\u662f\u76f8\u5bf9\u4e8e\u5404\u5411\u540c\u6027\u8f90\u5c04\u800c\u8a00\u7684\uff0c\u56e0\u6b64\u5929\u7ebf\u7684<strong>\u6709\u6548\u5b54\u5f84<\/strong>\u53ef\u8868\u793a\u4e3a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"61\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-174-1024x61.png\" alt=\"\" class=\"wp-image-1009\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-174-1024x61.png 1024w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-174-600x36.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-174-300x18.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-174-768x46.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-174.png 1350w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u5c06\u8fd9\u4e09\u4e2a\u672f\u8bed\u7efc\u5408\u8d77\u6765\u53ef\u4ee5\u770b\u51fa\uff0c<strong>\u589e\u76ca<\/strong>\u53ef\u4ee5\u770b\u4f5c\u662f\u89d2\u5ea6\u7684\u51fd\u6570\uff0c\u7528\u4e8e\u5b9a\u4e49\u5929\u7ebf\u7684\u8f90\u5c04\u65b9\u5411\u56fe\uff0c\u5e76\u8003\u8651\u4e86\u5929\u7ebf\u7684\u6548\u7387\uff08\u6216\u635f\u8017\uff09\u56e0\u7d20\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7ebf\u6027\u9635\u5217\u7684\u9635\u5217\u56e0\u5b50\uff08Array Factor\uff09<\/h2>\n\n\n\n<p>\u6b64\u65f6\uff0c\u6211\u4eec\u5df2\u7ecf\u80fd\u591f\u9884\u6d4b\u9635\u5217\u5404\u5355\u5143\u4e4b\u95f4\u7684\u6700\u4f18\u65f6\u95f4\u5ef6\u8fdf\u6216\u76f8\u4f4d\u5dee\uff0c\u4ee5\u5b9e\u73b0\u6700\u5927\u7684\u5929\u7ebf\u65b9\u5411\u6027\u3002\u4f46\u6211\u4eec\u66f4\u5e0c\u671b\u80fd\u591f\u7406\u89e3\u5e76\u63a7\u5236\u6574\u4e2a\u5929\u7ebf\u7684<strong>\u589e\u76ca\u65b9\u5411\u56fe<\/strong>\u3002\u8fd9\u6d89\u53ca\u4e24\u4e2a\u4e3b\u8981\u90e8\u5206\uff1a<\/p>\n\n\n\n<p>\u9996\u5148\u662f\u6bcf\u4e2a\u9635\u5217\u5355\u5143\u672c\u8eab\u7684\u589e\u76ca\uff0c\u79f0\u4e3a<strong>\u5355\u5143\u56e0\u5b50\uff08G<sub>E<\/sub>\uff09<\/strong>\uff1b<br>\u5176\u6b21\u662f\u6211\u4eec\u901a\u8fc7\u6ce2\u675f\u8d4b\u5f62\u5bf9\u9635\u5217\u65bd\u52a0\u7684\u63a7\u5236\uff0c\u79f0\u4e3a<strong>\u9635\u5217\u56e0\u5b50\uff08G<sub>A<\/sub>\uff09<\/strong>\u3002<\/p>\n\n\n\n<p>\u5b8c\u6574\u7684\u9635\u5217\u5929\u7ebf\u589e\u76ca\u65b9\u5411\u56fe\u662f\u8fd9\u4e24\u4e2a\u56e0\u5b50\u7684\u4e58\u79ef\uff0c\u5982\u516c\u5f0f\uff0810\uff09\u6240\u793a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"33\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-175-1024x33.png\" alt=\"\" class=\"wp-image-1010\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-175-1024x33.png 1024w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-175-600x20.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-175-300x10.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-175-768x25.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-175.png 1350w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"797\" height=\"1024\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-176-797x1024.png\" alt=\"\" class=\"wp-image-1011\" style=\"width:407px;height:auto\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-176-797x1024.png 797w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-176-600x771.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-176-233x300.png 233w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-176-768x987.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-176.png 900w\" sizes=\"auto, (max-width: 797px) 100vw, 797px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><br><strong>\u56fe 9. \u5355\u5143\u56e0\u5b50\u4e0e\u9635\u5217\u56e0\u5b50\u3002<\/strong><\/p>\n\n\n\n<p>\u5355\u5143\u56e0\u5b50G<sub>E<\/sub> \u662f\u9635\u5217\u4e2d<strong>\u5355\u4e2a\u5929\u7ebf\u5355\u5143\u7684\u8f90\u5c04\u65b9\u5411\u56fe<\/strong>\uff0c\u7531\u5929\u7ebf\u7ed3\u6784\u7684\u51e0\u4f55\u5f62\u72b6\u548c\u6784\u9020\u51b3\u5b9a\uff0c\u5728\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u901a\u5e38\u4e0d\u4f1a\u53d8\u5316\u3002\u4e86\u89e3\u5355\u5143\u56e0\u5b50\u975e\u5e38\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u4f1a\u9650\u5236\u6574\u4e2a\u9635\u5217\u7684\u6700\u5927\u589e\u76ca\uff0c\u5c24\u5176\u662f\u5728\u63a5\u8fd1\u5730\u5e73\u7ebf\u7684\u65b9\u5411\u3002\u4f46\u7531\u4e8e\u6211\u4eec\u65e0\u6cd5\u5728\u7535\u6c14\u4e0a\u63a7\u5236\u5b83\uff0c\u6240\u4ee5\u5728\u589e\u76ca\u5efa\u6a21\u4e2d\u5c06\u5176\u89c6\u4e3a\u4e00\u4e2a<strong>\u56fa\u5b9a\u7684\u5f71\u54cd\u56e0\u7d20<\/strong>\u3002\u672c\u6587\u5047\u8bbe\u6240\u6709\u5355\u5143\u5177\u6709\u76f8\u540c\u7684\u5355\u5143\u56e0\u5b50\u3002<\/p>\n\n\n\n<p>\u56e0\u6b64\uff0c\u6211\u4eec\u7684\u5173\u6ce8\u70b9\u8f6c\u5411<strong>\u9635\u5217\u56e0\u5b50 G<sub>A<\/sub><\/strong>\u3002\u9635\u5217\u56e0\u5b50\u662f\u6839\u636e\u9635\u5217\u7684\u51e0\u4f55\u7ed3\u6784\uff08\u5bf9\u4e8e\u672c\u6587\u4e2d\u7684\u5747\u5300\u7ebf\u6027\u9635\u5217\uff0c\u6307\u9635\u5143\u95f4\u8ddd d\uff09\u4ee5\u53ca\u6ce2\u675f\u52a0\u6743\uff08\u632f\u5e45\u4e0e\u76f8\u4f4d\uff09\u6765\u8ba1\u7b97\u7684\u3002\u5bf9\u4e8e\u5747\u5300\u7ebf\u6027\u9635\u5217\uff0c\u9635\u5217\u56e0\u5b50\u7684\u63a8\u5bfc\u662f\u6bd4\u8f83\u76f4\u63a5\u7684\uff0c\u4f46\u5177\u4f53\u7ec6\u8282\u8bf7\u53c2\u8003\u672c\u6587\u7ed3\u5c3e\u6240\u5217\u6587\u732e\u3002<\/p>\n\n\n\n<p>\u4e0d\u540c\u6587\u732e\u4e2d\uff0c\u56e0\u5bf9\u7ebf\u6027\u9635\u5217\u53c2\u6570\u7684\u5b9a\u4e49\u7565\u6709\u5dee\u5f02\uff0c\u9635\u5217\u56e0\u5b50\u7684\u8868\u8fbe\u5f0f\u53ef\u80fd\u4e5f\u7565\u6709\u4e0d\u540c\u3002\u672c\u6587\u91c7\u7528\u4e0e\u56fe 2 \u548c\u56fe 3 \u4e2d\u5b9a\u4e49\u4e00\u81f4\u7684\u8868\u8fbe\u65b9\u5f0f\uff0c\u4ee5\u4fdd\u6301\u516c\u5f0f\u7684\u4e00\u81f4\u6027\u3002<\/p>\n\n\n\n<p>\u7531\u4e8e\u6211\u4eec\u4e3b\u8981\u5173\u6ce8\u7684\u662f\u589e\u76ca\u968f\u89d2\u5ea6\u7684\u53d8\u5316\uff0c\u56e0\u6b64\u901a\u5e38\u66f4\u5177\u6307\u5bfc\u610f\u4e49\u7684\u662f\u7ed8\u5236<strong>\u5f52\u4e00\u5316\u540e\u7684\u9635\u5217\u56e0\u5b50<\/strong>\uff0c\u5373\u5c06\u6700\u5927\u589e\u76ca\u5f52\u4e00\u5316\u4e3a 1\u3002\u5f52\u4e00\u5316\u540e\u7684\u9635\u5217\u56e0\u5b50\u53ef\u8868\u793a\u4e3a<strong>\u516c\u5f0f\uff0811\uff09<\/strong>\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"149\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-177-1024x149.png\" alt=\"\" class=\"wp-image-1012\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-177-1024x149.png 1024w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-177-600x88.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-177-300x44.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-177-768x112.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-177.png 1350w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"30\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-178-1024x30.png\" alt=\"\" class=\"wp-image-1013\" style=\"width:683px;height:auto\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-178-1024x30.png 1024w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-178-600x17.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-178-300x9.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-178-768x22.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-178.png 1350w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u6211\u4eec\u5df2\u5c06\u6ce2\u675f\u6307\u5411\u89d2 \u03b8<sub>0<\/sub>\u00a0\u8868\u793a\u4e3a\u76f8\u90bb\u5355\u5143\u95f4\u76f8\u4f4d\u5dee \u0394\u03a6 \u7684\u51fd\u6570\uff0c\u56e0\u6b64\u4e5f\u53ef\u4ee5\u5c06\u5f52\u4e00\u5316\u7684\u5929\u7ebf\u56e0\u5b50\u8868\u793a\u4e3a<strong>\u516c\u5f0f\uff0812\uff09<\/strong>\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"149\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-179-1024x149.png\" alt=\"\" class=\"wp-image-1014\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-179-1024x149.png 1024w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-179-600x88.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-179-300x44.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-179-768x112.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-179.png 1350w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u9635\u5217\u56e0\u5b50\u7684\u8ba1\u7b97\u901a\u5e38\u5047\u8bbe\u4ee5\u4e0b\u6761\u4ef6\u6210\u7acb\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9635\u5217\u5355\u5143\u4e4b\u95f4<strong>\u95f4\u8ddd\u76f8\u7b49<\/strong>\uff1b<\/li>\n\n\n\n<li>\u76f8\u90bb\u5355\u5143\u4e4b\u95f4\u5177\u6709<strong>\u6052\u5b9a\u76f8\u4f4d\u5dee<\/strong>\uff1b<\/li>\n\n\n\n<li>\u6240\u6709\u5355\u5143\u5177\u6709<strong>\u76f8\u540c\u7684\u6fc0\u52b1\u5e45\u5ea6<\/strong>\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u4f7f\u7528\u4e0a\u8ff0\u516c\u5f0f\u7ed8\u5236\u4e0d\u540c\u9635\u5217\u89c4\u6a21\u4e0b\u7684\u9635\u5217\u56e0\u5b50\u56fe\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"734\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-180.png\" alt=\"\" class=\"wp-image-1015\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-180.png 900w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-180-600x489.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-180-300x245.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-180-768x626.png 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p><strong>\u56fe 10.<\/strong> \u6ce2\u675f\u96f6\u5411\u4e0b\uff08boresight\uff09\u7ebf\u6027\u9635\u5217\u7684\u5f52\u4e00\u5316\u9635\u5217\u56e0\u5b50\uff0c\u5143\u7d20\u95f4\u8ddd\u4e3a <strong><em>d = \u03bb\/2<\/em><\/strong>\uff0c\u5143\u7d20\u6570\u91cf\u5206\u522b\u4e3a 8\u300116 \u548c 32\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"734\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-181.png\" alt=\"\" class=\"wp-image-1016\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-181.png 900w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-181-600x489.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-181-300x245.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-181-768x626.png 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p><strong>\u56fe 11.<\/strong> 32 \u5355\u5143\u7ebf\u6027\u9635\u5217\u5728\u591a\u4e2a\u6ce2\u675f\u6307\u5411\u89d2\u4e0b\u7684\u5f52\u4e00\u5316\u9635\u5217\u56e0\u5b50\uff0c\u5143\u7d20\u95f4\u8ddd\u4e3a <strong><em>d = \u03bb\/2<\/em><\/strong>\u3002<\/p>\n\n\n\n<p>\u4ece\u8fd9\u4e9b\u56fe\u4e2d\u53ef\u5f97\u51fa\u5982\u4e0b\u89c2\u5bdf\u7ed3\u8bba\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7b2c\u4e00\u4e2a\u65c1\u74e3\u7535\u5e73\u7ea6\u4e3a \u201313 dBc<\/strong>\uff0c\u4e0e\u9635\u5217\u56e0\u5b50\u4e2d\u7684 sinc \u51fd\u6570\u7279\u6027\u6709\u5173\u3002\u65c1\u74e3\u6027\u80fd\u53ef\u901a\u8fc7\u5bf9\u5404\u9635\u5143\u65bd\u52a0\u5e45\u5ea6\u52a0\u6743\uff08tapering\uff09\u8fdb\u884c\u4f18\u5316\uff0c\u540e\u7eed\u7ae0\u8282\u5c06\u8fdb\u4e00\u6b65\u63a2\u8ba8\uff1b<\/li>\n\n\n\n<li><strong>\u6ce2\u675f\u5bbd\u5ea6\u968f\u7740\u9635\u5143\u6570\u91cf\u589e\u52a0\u800c\u53d8\u7a84<\/strong>\uff1b<\/li>\n\n\n\n<li><strong>\u5f53\u6ce2\u675f\u626b\u63cf\u8fdc\u79bb\u6ce2\u675f\u96f6\u5411\u65f6\uff0c\u6ce2\u675f\u5bbd\u5ea6\u53d8\u5bbd<\/strong>\uff1b<\/li>\n\n\n\n<li><strong>\u968f\u7740\u9635\u5143\u6570\u91cf\u589e\u52a0\uff0c\u65b9\u5411\u56fe\u4e2d\u7684\u96f6\u70b9\u6570\u91cf\u4e5f\u589e\u52a0<\/strong>\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u6ce2\u675f\u5bbd\u5ea6\uff08Beamwidth\uff09<\/h2>\n\n\n\n<p>\u6ce2\u675f\u5bbd\u5ea6\u662f\u8861\u91cf\u5929\u7ebf<strong>\u89d2\u5206\u8fa8\u7387<\/strong>\u7684\u91cd\u8981\u6307\u6807\u3002\u6700\u5e38\u89c1\u7684\u5b9a\u4e49\u65b9\u5f0f\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u534a\u529f\u7387\u6ce2\u675f\u5bbd\u5ea6<\/strong>\uff08HPBW, Half-Power Beamwidth\uff09\uff1a\u6307\u4e3b\u74e3\u5cf0\u503c\u4e0b\u964d 3 dB \u65f6\uff0c\u4e24\u4fa7\u7684\u89d2\u5ea6\u95f4\u9694\uff1b<\/li>\n\n\n\n<li><strong>\u96f6\u70b9\u95f4\u8ddd<\/strong>\uff08FNBW, First Null-to-Null Beamwidth\uff09\uff1a\u6307\u4e3b\u74e3\u4e24\u4fa7\u7b2c\u4e00\u4e2a\u96f6\u70b9\u4e4b\u95f4\u7684\u89d2\u5ea6\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u4e3a\u83b7\u5f97 HPBW\uff0c\u5982\u56fe 12 \u6240\u793a\uff0c\u6211\u4eec\u4ece\u6ce2\u675f\u5cf0\u503c\u4e0b\u964d 3 dB\uff0c\u5e76\u6d4b\u91cf\u4e24\u4fa7\u7684\u89d2\u8ddd\u79bb\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"734\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-182.png\" alt=\"\" class=\"wp-image-1017\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-182.png 900w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-182-600x489.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-182-300x245.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-182-768x626.png 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><strong>\u56fe 12. \u5929\u7ebf\u6ce2\u675f\u5bbd\u5ea6\u5b9a\u4e49<\/strong>\uff08\u7ebf\u6027\u9635\u5217\u53c2\u6570\uff1aN = 8\uff0cd = \u03bb\/2\uff0c\u03b8 = 30\u00b0\uff09<\/p>\n\n\n\n<p>\u4f7f\u7528\u5f52\u4e00\u5316\u540e\u7684\u9635\u5217\u56e0\u5b50\u8868\u8fbe\u5f0f\uff0c\u53ef\u901a\u8fc7\u5c06\u516c\u5f0f\uff083\uff09\u8bbe\u4e3a\u534a\u529f\u7387\u70b9\uff08\u5373 3 dB \u6216 1\/\u221a 2\uff09\u6765\u6c42\u89e3 HPBW\u3002\u6211\u4eec\u8bbe\u5b9a\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6ce2\u675f\u96f6\u5411 \u03b8 = 0\u00b0<\/li>\n\n\n\n<li>\u9635\u5143\u6570 N = 8<\/li>\n\n\n\n<li>\u9635\u5143\u95f4\u8ddd d = \u03bb\/2<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"149\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-183-1024x149.png\" alt=\"\" class=\"wp-image-1018\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-183-1024x149.png 1024w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-183-600x87.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-183-300x44.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-183-768x112.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-183.png 1350w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u89e3\u51fa\u76f8\u4f4d\u5dee \u0394\u03a6 \u2248 0.35 rad\u3002\u4ee3\u5165<strong>\u516c\u5f0f\uff081\uff09<\/strong>\uff0c\u6c42\u89e3\u5bf9\u5e94\u7684\u89d2\u5ea6 \u03b8\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"60\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-184-1024x60.png\" alt=\"\" class=\"wp-image-1019\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-184-1024x60.png 1024w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-184-600x35.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-184-300x18.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-184-768x45.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-184.png 1350w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u8be5 \u03b8 \u503c\u662f\u4ece\u6ce2\u675f\u5cf0\u503c\u5230 3 dB \u70b9\u7684\u89d2\u5ea6\uff0c\u5373 HPBW \u7684\u4e00\u534a\u3002\u5c06\u5176\u4e58\u4ee5 2 \u5373\u53ef\u5f97\u5230\u5b8c\u6574\u7684 3 dB \u6ce2\u675f\u5bbd\u5ea6\uff0c\u7ed3\u679c\u4e3a\uff1a<\/p>\n\n\n\n<p><strong>HPBW \u2248 12.8\u00b0<\/strong><\/p>\n\n\n\n<p>\u540c\u6837\u5730\uff0c\u82e5\u5c06\u9635\u5217\u56e0\u5b50\u8bbe\u4e3a 0\uff08\u5373\u6ce2\u675f\u7b2c\u4e00\u4e2a\u96f6\u70b9\uff09\uff0c\u53ef\u4ee5\u6c42\u5f97\u7b2c\u4e00\u4e2a\u96f6\u70b9\u95f4\u8ddd\uff08FNBW\uff09\u4e3a\uff1a<\/p>\n\n\n\n<p><strong>FNBW \u2248 28.5\u00b0<\/strong>\uff08\u5728\u4e0a\u8ff0\u6761\u4ef6\u4e0b\uff09<\/p>\n\n\n\n<p>\u5bf9\u4e8e<strong>\u5747\u5300\u7ebf\u6027\u9635\u5217<\/strong>\uff0cHPBW \u8fd8\u53ef\u901a\u8fc7\u4ee5\u4e0b\u7ecf\u9a8c\u516c\u5f0f\u8fd1\u4f3c\u8ba1\u7b97\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"61\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-185-1024x61.png\" alt=\"\" class=\"wp-image-1020\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-185-1024x61.png 1024w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-185-600x36.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-185-300x18.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-185-768x46.png 768w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-185.png 1350w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u56fe 13 \u7ed8\u5236\u4e86\u5728 \u03bb\/2 \u5143\u4ef6\u95f4\u8ddd\u6761\u4ef6\u4e0b\uff0c\u591a\u4e2a\u5143\u4ef6\u6570\u7684\u6ce2\u675f\u5bbd\u5ea6\u4e0e\u6ce2\u675f\u89d2\u5ea6\u7684\u5173\u7cfb\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"713\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-186.png\" alt=\"\" class=\"wp-image-1021\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-186.png 900w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-186-600x475.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-186-300x238.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-186-768x608.png 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p><strong>\u56fe 13.<\/strong> \u6ce2\u675f\u5bbd\u5ea6\u4e0e\u6ce2\u675f\u6307\u5411\u89d2\u7684\u5173\u7cfb\u56fe\uff08\u9635\u5143\u95f4\u8ddd\u4e3a \u03bb\/2\uff0c\u9635\u5143\u6570\u4e3a 16\u300132 \u548c 100\uff09<\/p>\n\n\n\n<p>\u4ece\u56fe\u4e2d\u53ef\u4ee5\u5f97\u5230\u4ee5\u4e0b\u51e0\u70b9\u5de5\u7a0b\u89c2\u5bdf\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u82e5\u8981\u5b9e\u73b0 <strong>1\u00b0 \u7684\u6ce2\u675f\u7cbe\u5ea6<\/strong>\uff0c\u5219\u9700\u8981\u7ea6 <strong>100 \u4e2a\u9635\u5143<\/strong>\u3002\u82e5\u5728\u65b9\u4f4d\u89d2\u4e0e\u4fef\u4ef0\u89d2\u4e24\u4e2a\u65b9\u5411\u4e0a\u90fd\u9700\u5b9e\u73b0 1\u00b0 \u7cbe\u5ea6\uff0c\u5219\u9700\u7ea6 <strong>10,000 \u4e2a\u9635\u5143<\/strong>\u3002\u4f46\u9700\u6ce8\u610f\uff0c1\u00b0 \u7cbe\u5ea6\u4ec5\u5728\u6ce2\u675f\u96f6\u5411\u4e14\u63a5\u8fd1\u7406\u60f3\u6761\u4ef6\u4e0b\u6210\u7acb\uff1b\u82e5\u5728\u5927\u8303\u56f4\u626b\u63cf\u89d2\u4e0b\u7ef4\u6301 1\u00b0 \u7cbe\u5ea6\uff0c\u6240\u9700\u9635\u5143\u6570\u5c06\u8fdb\u4e00\u6b65\u589e\u52a0\u3002\u8fd9\u4e3a\u5927\u9635\u5217\u7cfb\u7edf\u7684\u6ce2\u675f\u5bbd\u5ea6\u8bbe\u7f6e\u4e86\u4e00\u4e2a\u5b9e\u9645\u9650\u5236\u3002<\/li>\n\n\n\n<li><strong>1000 \u9635\u5143<\/strong> \u662f\u76ee\u524d\u884c\u4e1a\u4e2d\u8f83\u5e38\u89c1\u7684\u914d\u7f6e\u3002\u6bcf\u65b9\u5411 32 \u4e2a\u5355\u5143\u6784\u6210\u603b\u5171 1024 \u4e2a\u5355\u5143\u7684\u9635\u5217\uff0c\u5728\u6ce2\u675f\u96f6\u5411\u53ef\u5b9e\u73b0\u5c0f\u4e8e <strong>4\u00b0 \u7684\u6ce2\u675f\u7cbe\u5ea6<\/strong>\u3002<\/li>\n\n\n\n<li><strong>256 \u9635\u5143<\/strong> \u7684\u9635\u5217\u6613\u4e8e\u4f4e\u6210\u672c\u91cf\u4ea7\uff0c\u4ecd\u53ef\u5b9e\u73b0\u5c0f\u4e8e <strong>10\u00b0 \u7684\u6ce2\u675f\u6307\u5411\u7cbe\u5ea6<\/strong>\uff0c\u8fd9\u5bf9\u4e8e\u8bb8\u591a\u5e94\u7528\u573a\u666f\u800c\u8a00\u5df2\u8db3\u591f\u3002<\/li>\n\n\n\n<li>\u6b64\u5916\u8fd8\u9700\u6ce8\u610f\uff0c\u5728\u6240\u6709\u8fd9\u4e9b\u60c5\u51b5\u4e2d\uff0c<strong>\u5f53\u6ce2\u675f\u626b\u63cf\u81f3\u504f\u79bb\u4e2d\u5fc3 60\u00b0 \u65f6\uff0c\u6ce2\u675f\u5bbd\u5ea6\u5c06\u589e\u52a0\u4e00\u500d<\/strong>\u3002\u8fd9\u662f\u7531\u4e8e\u516c\u5f0f\u4e2d\u7684 cos(\u03b8) \u9879\u6240\u81f4\uff0c\u4f53\u73b0\u4e86\u9635\u5217\u5728\u975e\u5782\u76f4\u89c6\u89d2\u4e0b\u7684<strong>\u6295\u5f71\u6536\u7f29\u6548\u5e94<\/strong>\u2014\u2014\u4ece\u4fa7\u89d2\u89c2\u5bdf\u65f6\uff0c\u9635\u5217\u7684\u7b49\u6548\u622a\u9762\u79ef\u53d8\u5c0f\uff0c\u4ece\u800c\u5bfc\u81f4\u6ce2\u675f\u53d8\u5bbd\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u7ec4\u5408\u5355\u5143\u56e0\u5b50\u4e0e\u9635\u5217\u56e0\u5b50<\/h2>\n\n\n\n<p>\u524d\u4e00\u90e8\u5206\u4ec5\u8003\u8651\u4e86\u9635\u5217\u56e0\u5b50\u3002\u4f46\u8981\u5f97\u5230\u5929\u7ebf\u7684\u603b\u589e\u76ca\uff0c\u8fd8\u9700\u8981\u5f15\u5165\u5355\u5143\u56e0\u5b50\u3002\u56fe 14 \u5c55\u793a\u4e86\u4e00\u4e2a\u793a\u4f8b\u3002\u5728\u6b64\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u91c7\u7528\u4e00\u4e2a\u7b80\u5355\u7684\u4f59\u5f26\u5f62\u72b6\u4f5c\u4e3a\u5355\u5143\u56e0\u5b50\uff0c\u5373\u5f52\u4e00\u5316\u7684\u5355\u5143\u589e\u76ca G<sub>E<\/sub>(\u03b8)\u3002\u5728\u76f8\u63a7\u9635\u5206\u6790\u4e2d\uff0c\u4f59\u5f26\u8870\u51cf\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u6a21\u578b\uff0c\u5982\u679c\u8003\u8651\u4e00\u4e2a\u5e73\u5766\u8868\u9762\uff0c\u5176\u53ef\u4ee5\u53ef\u89c6\u5316\uff1a\u5728\u6ce2\u675f\u5782\u76f4\u65b9\u5411\uff08broadside\uff09\u65f6\uff0c\u53ef\u89c1\u9762\u79ef\u6700\u5927\uff1b\u800c\u5f53\u89d2\u5ea6\u504f\u79bb\u5782\u76f4\u65b9\u5411\u65f6\uff0c\u53ef\u89c1\u9762\u79ef\u6309\u7167\u4f59\u5f26\u51fd\u6570\u51cf\u5c11\u3002<\/p>\n\n\n\n<p>\u9635\u5217\u56e0\u5b50 G<sub>A<\/sub>(\u03b8) \u91c7\u7528\u4e86\u4e00\u4e2a\u5305\u542b 16 \u4e2a\u9635\u5143\u7684\u7ebf\u6027\u9635\u5217\uff0c\u9635\u5143\u95f4\u8ddd\u4e3a \u03bb\/2\uff0c\u8f90\u5c04\u65b9\u5411\u56fe\u4e3a\u5747\u5300\u5206\u5e03\u3002\u603b\u65b9\u5411\u56fe\u662f\u5355\u5143\u56e0\u5b50\u4e0e\u9635\u5217\u56e0\u5b50\u7684\u7ebf\u6027\u4e58\u79ef\uff0c\u56e0\u6b64\u5728 dB \u6807\u5ea6\u4e0b\u53ef\u4ee5\u5c06\u4e24\u8005\u76f8\u52a0\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"736\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-187.png\" alt=\"\" class=\"wp-image-1022\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-187.png 900w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-187-600x491.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-187-300x245.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-187-768x628.png 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><strong>\u56fe 14. \u5355\u5143\u56e0\u5b50\u4e0e\u9635\u5217\u56e0\u5b50\u7ed3\u5408\u5f62\u6210\u603b\u5929\u7ebf\u65b9\u5411\u56fe\u3002<\/strong><\/p>\n\n\n\n<p>\u5f53\u6ce2\u675f\u504f\u79bb\u6ce2\u675f\u96f6\u5411\u65f6\uff0c\u6709\u4ee5\u4e0b\u51e0\u70b9\u89c2\u5bdf\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e3b\u74e3\u5e45\u5ea6\u6309\u5355\u5143\u56e0\u5b50\u7684\u901f\u7387\u4e0b\u964d\uff1b<\/li>\n\n\n\n<li>\u6ce2\u675f\u96f6\u5411\u4e0a\u7684\u65c1\u74e3\u6ca1\u6709\u5e45\u5ea6\u8870\u51cf\uff1b<\/li>\n\n\n\n<li>\u7ed3\u679c\u662f\u9635\u5217\u6574\u4f53\u7684\u65c1\u74e3\u6027\u80fd\u5728\u504f\u79bb\u6ce2\u675f\u96f6\u5411\u65f6\u9000\u5316\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u5929\u7ebf\u56fe\uff1a\u7b1b\u5361\u5c14\u5750\u6807\u7cfb\u4e0e\u6781\u5750\u6807\u7cfb<\/h2>\n\n\n\n<p>\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u6240\u4f7f\u7528\u7684\u5929\u7ebf\u65b9\u5411\u56fe\u90fd\u662f\u5728\u7b1b\u5361\u5c14\u5750\u6807\u7cfb\u4e2d\u7ed8\u5236\u7684\u3002\u4f46\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u5e38\u5e38\u4f7f\u7528\u6781\u5750\u6807\u7cfb\u7ed8\u5236\u5929\u7ebf\u65b9\u5411\u56fe\uff0c\u56e0\u4e3a\u5b83\u4eec\u66f4\u80fd\u76f4\u89c2\u5730\u8868\u73b0\u80fd\u91cf\u4ece\u5929\u7ebf\u5411\u5916\u8f90\u5c04\u7684\u7a7a\u95f4\u5206\u5e03\u3002\u56fe 15 \u662f\u56fe 12 \u7684\u91cd\u65b0\u7ed8\u5236\u7248\u672c\uff0c\u4f46\u91c7\u7528\u4e86\u6781\u5750\u6807\u7cfb\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u8fd9\u4e9b\u6570\u636e\u5b8c\u5168\u76f8\u540c\uff0c\u4e00\u4e00\u5bf9\u5e94\u2014\u2014\u53ea\u662f\u4f7f\u7528\u4e86\u6781\u5750\u6807\u7cfb\u7edf\u91cd\u65b0\u7ed8\u56fe\u800c\u5df2\u3002<\/p>\n\n\n\n<p>\u80fd\u591f\u7406\u89e3\u5e76\u53ef\u89c6\u5316\u8fd9\u4e24\u79cd\u5750\u6807\u8868\u793a\u5f62\u5f0f\u662f\u975e\u5e38\u6709\u610f\u4e49\u7684\uff0c\u56e0\u4e3a\u5728\u6587\u732e\u4e2d\u4e8c\u8005\u5747\u6709\u4f7f\u7528\u3002\u5728\u672c\u6587\u7684\u5927\u90e8\u5206\u5185\u5bb9\u4e2d\uff0c\u6211\u4eec\u5c06\u7ee7\u7eed\u4f7f\u7528\u7b1b\u5361\u5c14\u5750\u6807\u7cfb\u8868\u793a\u65b9\u5f0f\uff0c\u56e0\u4e3a\u5728\u8be5\u8868\u793a\u4e0b\u66f4\u4fbf\u4e8e\u6bd4\u8f83\u6ce2\u675f\u5bbd\u5ea6\u548c\u65c1\u74e3\u6027\u80fd\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"577\" src=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-188.png\" alt=\"\" class=\"wp-image-1023\" srcset=\"https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-188.png 900w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-188-600x385.png 600w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-188-300x192.png 300w, https:\/\/tekdf.com\/wp-content\/uploads\/2025\/06\/image-188-768x492.png 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><strong>\u56fe 15. \u6781\u5750\u6807\u4e0b\u7684\u5929\u7ebf\u65b9\u5411\u6027\u56fe\uff08N = 8\uff0cd = \u03bb\/2\uff0c\u03b8 = 30\u00b0\uff09<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u9635\u5217\u4e92\u6613\u6027\uff08Array Reciprocity\uff09<\/h2>\n\n\n\n<p>\u622a\u81f3\u76ee\u524d\uff0c\u6240\u6709\u56fe\u793a\u548c\u6587\u672c\u5185\u5bb9\u5747\u63cf\u8ff0\u7684\u662f\u9635\u5217\u63a5\u6536\u4fe1\u53f7\u7684\u60c5\u5f62\u3002\u90a3\u4e48\uff0c\u5982\u679c\u662f\u4e00\u4e2a\u53d1\u5c04\u9635\u5217\uff0c\u60c5\u51b5\u4f1a\u6709\u4ec0\u4e48\u4e0d\u540c\u5462\uff1f<\/p>\n\n\n\n<p>\u5e78\u8fd0\u7684\u662f\uff0c\u5927\u591a\u6570\u5929\u7ebf\u9635\u5217\u5177\u6709<strong>\u4e92\u6613\u6027<\/strong>\u3002\u56e0\u6b64\uff0c\u6240\u6709\u7684\u56fe\u793a\u3001\u516c\u5f0f\u548c\u672f\u8bed\u5728\u53d1\u5c04\u6a21\u5f0f\u4e0b\u4e0e\u63a5\u6536\u6a21\u5f0f\u662f\u76f8\u540c\u7684\u3002\u6709\u65f6\uff0c\u5c06\u6ce2\u675f\u89c6\u4e3a\u7531\u9635\u5217\u201c\u63a5\u6536\u201d\u66f4\u6613\u4e8e\u7406\u89e3\uff1b\u800c\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff08\u4f8b\u5982\u5206\u6790\u6805\u74e3\uff09\uff0c\u4f60\u53ef\u80fd\u4f1a\u53d1\u73b0\u5c06\u9635\u5217\u201c\u53d1\u5c04\u201d\u4e00\u4e2a\u6ce2\u675f\u7684\u89d2\u5ea6\u66f4\u52a0\u76f4\u89c2\u3002<\/p>\n\n\n\n<p>\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u901a\u5e38\u5c06\u9635\u5217\u63cf\u8ff0\u4e3a\u63a5\u6536\u4fe1\u53f7\u7684\u6a21\u5f0f\u3002\u4f46\u5982\u679c\u4f60\u5728\u89c6\u89c9\u5316\u4e0a\u66f4\u5bb9\u6613\u7406\u89e3\u53d1\u5c04\u5f62\u5f0f\uff0c\u4e5f\u5b8c\u5168\u53ef\u4ee5\u5c06\u8fd9\u4e9b\u6982\u5ff5\u8f6c\u5316\u4e3a\u53d1\u5c04\u7aef\u7684\u60c5\u5f62\u6765\u770b\u5f85\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u603b\u7ed3<\/h2>\n\n\n\n<p>\u81f3\u6b64\uff0c\u672c\u7cfb\u5217\u7684<strong>\u7b2c\u4e00\u90e8\u5206<\/strong>\u7ed3\u675f\u3002\u6211\u4eec\u4ecb\u7ecd\u4e86\u76f8\u63a7\u9635\u5b9e\u73b0\u6ce2\u675f\u6307\u5411\u7684\u57fa\u672c\u6982\u5ff5\uff0c\u63a8\u5bfc\u5e76\u56fe\u793a\u4e86\u5b9e\u73b0\u6ce2\u675f\u63a7\u5236\u6240\u9700\u7684\u76f8\u4f4d\u5dee\u8ba1\u7b97\u516c\u5f0f\u3002\u968f\u540e\u5b9a\u4e49\u4e86\u9635\u5217\u56e0\u5b50\u4e0e\u5355\u5143\u56e0\u5b50\uff0c\u5e76\u5206\u6790\u4e86\u9635\u5143\u6570\u91cf\u3001\u9635\u5143\u95f4\u8ddd\u53ca\u6ce2\u675f\u89d2\u5ea6\u5bf9\u5929\u7ebf\u54cd\u5e94\u7684\u5f71\u54cd\u3002\u6700\u540e\uff0c\u6211\u4eec\u5c55\u793a\u4e86\u7b1b\u5361\u5c14\u5750\u6807\u7cfb\u4e0e\u6781\u5750\u6807\u7cfb\u4e0b\u5929\u7ebf\u65b9\u5411\u56fe\u7684\u5bf9\u6bd4\u3002<\/p>\n\n\n\n<p>\u63a5\u4e0b\u6765\u7684\u7cfb\u5217\u6587\u7ae0\u5c06\u8fdb\u4e00\u6b65\u63a2\u8ba8\u76f8\u63a7\u9635\u5929\u7ebf\u65b9\u5411\u56fe\u53ca\u5176\u975e\u7406\u60f3\u56e0\u7d20\u3002\u6211\u4eec\u5c06\u7814\u7a76\u5929\u7ebf\u52a0\u6743\uff08tapering\uff09\u5982\u4f55\u964d\u4f4e\u65c1\u74e3\u3001\u6805\u74e3\u662f\u5982\u4f55\u5f62\u6210\u7684\uff0c\u4ee5\u53ca\u5728\u5bbd\u5e26\u7cfb\u7edf\u4e2d\u76f8\u79fb\u4e0e\u65f6\u95f4\u5ef6\u8fdf\u4e4b\u95f4\u7684\u5f71\u54cd\u5dee\u5f02\u3002\u7cfb\u5217\u7684\u6700\u540e\u4e00\u90e8\u5206\u5c06\u5206\u6790\u5ef6\u8fdf\u6a21\u5757\u7684\u6709\u9650\u5206\u8fa8\u7387\u5982\u4f55\u4ea7\u751f\u91cf\u5316\u65c1\u74e3\uff0c\u5e76\u964d\u4f4e\u6ce2\u675f\u5206\u8fa8\u7387\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u53c2\u8003\u6587\u732e<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Balanis, Constantine A. <em>Antenna Theory: Analysis and Design<\/em>. \u7b2c\u4e09\u7248\uff0cWiley\uff0c2005\u3002<\/li>\n\n\n\n<li>Mailloux, Robert J. <em>Phased Array Antenna Handbook<\/em>. \u7b2c\u4e8c\u7248\uff0cArtech House\uff0c2005\u3002<\/li>\n\n\n\n<li>O\u2019Donnell, Robert M. \u201cRadar Systems Engineering: Introduction.\u201d IEEE\uff0c2012 \u5e74 6 \u6708\u3002<\/li>\n\n\n\n<li>Skolnik, Merrill. <em>Radar Handbook<\/em>. \u7b2c\u4e09\u7248\uff0cMcGraw-Hill\uff0c2008\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u5f15\u8a00 \u968f\u7740\u6570\u5b57\u76f8\u63a7\u9635\u6280\u672f\u5728\u5546\u7528\u3001\u822a\u7a7a\u822a\u5929\u53ca\u56fd\u9632\u7b49\u9886\u57df\u7684\u5e7f\u6cdb\u5e94\u7528\uff0c\u8bb8\u591a\u5de5\u7a0b\u5e08\u6b63\u5728\u53c2\u4e0e\u5176\u4e0d\u540c\u5b50\u7cfb\u7edf\u7684\u8bbe\u8ba1\u5de5\u4f5c\uff0c\u4f46\u5bf9 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[17],"tags":[43,22],"class_list":["post-990","post","type-post","status-publish","format-standard","hentry","category-17","tag-cn0566","tag-eval-cn0566-rpiz"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/tekdf.com\/index.php\/wp-json\/wp\/v2\/posts\/990","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tekdf.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tekdf.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tekdf.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tekdf.com\/index.php\/wp-json\/wp\/v2\/comments?post=990"}],"version-history":[{"count":2,"href":"https:\/\/tekdf.com\/index.php\/wp-json\/wp\/v2\/posts\/990\/revisions"}],"predecessor-version":[{"id":1024,"href":"https:\/\/tekdf.com\/index.php\/wp-json\/wp\/v2\/posts\/990\/revisions\/1024"}],"wp:attachment":[{"href":"https:\/\/tekdf.com\/index.php\/wp-json\/wp\/v2\/media?parent=990"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tekdf.com\/index.php\/wp-json\/wp\/v2\/categories?post=990"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tekdf.com\/index.php\/wp-json\/wp\/v2\/tags?post=990"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}