{"id":106,"date":"2026-03-01T16:45:43","date_gmt":"2026-03-01T08:45:43","guid":{"rendered":"https:\/\/hpu.gv.uy\/?p=106"},"modified":"2026-03-01T17:01:03","modified_gmt":"2026-03-01T09:01:03","slug":"gps%e6%b5%8b%e9%87%8f%e5%8e%9f%e7%90%86%e5%8f%8a%e5%85%b6%e5%ba%94%e7%94%a8-p39-40gps%e5%ae%9a%e4%bd%8d%e4%b8%ad%e7%9a%84%e8%af%af%e5%b7%ae%e6%ba%90%ef%bc%88%e5%8d%81%e4%ba%8c%ef%bc%89","status":"publish","type":"post","link":"https:\/\/hpu.gv.uy\/?p=106","title":{"rendered":"GPS\u6d4b\u91cf\u539f\u7406\u53ca\u5176\u5e94\u7528 p39 40GPS\u5b9a\u4f4d\u4e2d\u7684\u8bef\u5dee\u6e90\uff08\u5341\u4e8c\uff09"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u76ee\u5f55<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"#1-\u5bf9\u6d41\u5c42\u5ef6\u8fdf\u7684\u7cbe\u7ec6\u5904\u7406\">1. \u5bf9\u6d41\u5c42\u5ef6\u8fdf\u7684\u7cbe\u7ec6\u5904\u7406<\/a><\/li>\n\n\n\n<li><a href=\"#2-\u4f30\u8ba1\u5bf9\u6d41\u5c42\u5ef6\u8fdf\u53c2\u6570\u7684\u65b9\u6cd5\">2. \u4f30\u8ba1\u5bf9\u6d41\u5c42\u5ef6\u8fdf\u53c2\u6570\u7684\u65b9\u6cd5<\/a><\/li>\n\n\n\n<li><a href=\"#3-\u591a\u8def\u5f84\u8bef\u5dee-multipath-error-\u6982\u8ff0\">3. \u591a\u8def\u5f84\u8bef\u5dee (Multipath Error) \u6982\u8ff0<\/a><\/li>\n\n\n\n<li><a href=\"#4-\u591a\u8def\u5f84\u6548\u5e94\u7684\u51e0\u4f55\u5206\u6790\">4. \u591a\u8def\u5f84\u6548\u5e94\u7684\u51e0\u4f55\u5206\u6790<\/a><\/li>\n\n\n\n<li><a href=\"#5-\u53cd\u5c04\u4fe1\u53f7\u7684\u7279\u6027\">5. \u53cd\u5c04\u4fe1\u53f7\u7684\u7279\u6027<\/a><\/li>\n\n\n\n<li><a href=\"#6-\u591a\u8def\u5f84\u4fe1\u53f7\u7684\u6570\u5b66\u6a21\u578b\">6. \u591a\u8def\u5f84\u4fe1\u53f7\u7684\u6570\u5b66\u6a21\u578b<\/a><\/li>\n\n\n\n<li><a href=\"#ai-\u603b\u7ed3\">AI \u603b\u7ed3<\/a><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">1. \u5bf9\u6d41\u5c42\u5ef6\u8fdf\u7684\u7cbe\u7ec6\u5904\u7406 <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p39?t=7\" target=\"_blank\" rel=\"noreferrer noopener\">\u539f\u7247 @ 00:07<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u8fdb\u884c\u9ad8\u7cbe\u5ea6 GPS \u6d4b\u91cf\u65f6\uff0c\u6807\u51c6\u7684\u5bf9\u6d41\u5c42\u6a21\u578b\u5f80\u5f80\u4e0d\u8db3\u4ee5\u6ee1\u8db3\u7cbe\u5ea6\u8981\u6c42\u3002\u6211\u4eec\u9700\u8981\u66f4\u7cbe\u7ec6\u7684\u65b9\u6cd5\u6765\u5904\u7406\u5927\u6c14\u5ef6\u8fdf\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6807\u51c6\u6a21\u578b\u7684\u5c40\u9650\u6027<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u73b0\u6709\u7684\u5bf9\u6d41\u5c42\u6a21\u578b\uff08\u5982 Hopfield \u6216 Saastamoinen \u6a21\u578b\uff09\u662f\u5efa\u7acb\u5728\u5168\u7403\u5e73\u5747\u5927\u6c14\u6a21\u578b\u57fa\u7840\u4e0a\u7684\u3002<\/li>\n\n\n\n<li>\u8fd9\u4e9b\u57fa\u7840\u6570\u636e\u6765\u6e90\u4e8e\u5168\u7403\u6570\u767e\u4e2a\u6c14\u8c61\u53f0\u7ad9\u6bcf\u65e5\u91ca\u653e\u7684\u63a2\u7a7a\u6c14\u7403\uff08\u643a\u5e26\u6c14\u6e29\u8ba1\u3001\u6c14\u538b\u8ba1\u3001\u6e7f\u5ea6\u8ba1\u7b49\uff09\uff0c\u8bb0\u5f55\u4e0d\u540c\u9ad8\u5ea6\u7684\u6c14\u8c61\u5143\u7d20\u3002<\/li>\n\n\n\n<li><strong>\u5e73\u5747\u72b6\u6001 vs. \u5c40\u90e8\u5f02\u5e38<\/strong>\uff1a\u6a21\u578b\u53cd\u6620\u7684\u662f\u5168\u7403\u5e73\u5747\u72b6\u51b5\uff08\u4f8b\u5982\uff1a\u9ad8\u5ea6\u6bcf\u4e0a\u5347 1km\uff0c\u6e29\u5ea6\u4e0b\u964d\u7ea6 6.5^\\circ \\text{C} \u6216 6.8^\\circ \\text{C}\uff09\u3002\u8fd9\u7b26\u5408\u4e00\u822c\u5e38\u8bc6\uff08\u5982\u5c71\u4e0a\u6bd4\u5c71\u4e0b\u51b7\uff09\u3002<\/li>\n\n\n\n<li><strong>\u9006\u6e29\u73b0\u8c61<\/strong>\uff1a\u5728\u7279\u5b9a\u5730\u533a\u6216\u5b63\u8282\uff0c\u5b9e\u9645\u5927\u6c14\u72b6\u51b5\u53ef\u80fd\u4e0e\u6a21\u578b\u5b8c\u5168\u76f8\u53cd\u3002\n<ul class=\"wp-block-list\">\n<li><em>Screenshot-[03:03]<\/em>\uff1a\u4f8b\u5982\u4e2d\u56fd\u4e1c\u5317\u5730\u533a\u7684\u51ac\u5b63\uff0c\u5730\u9762\u6e29\u5ea6\u6781\u4f4e\uff08-30^\\circ \\text{C} \u81f3 -40^\\circ \\text{C}\uff09\uff0c\u968f\u9ad8\u5ea6\u4e0a\u5347 100-200 \u7c73\uff0c\u6e29\u5ea6\u53cd\u800c\u5347\u9ad8\u3002\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u4f7f\u7528\u57fa\u4e8e\u5e73\u5747\u72b6\u6001\u7684\u6807\u51c6\u6a21\u578b\u8ba1\u7b97\u51fa\u7684\u6539\u6b63\u6570\uff0c\u4e0e\u5b9e\u9645\u5ef6\u8fdf\u91cf\u53ef\u80fd\u5b58\u5728\u8f83\u5927\u504f\u5dee\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u9ad8\u7cbe\u5ea6\u5b9a\u4f4d\u7684\u5904\u7406\u7b56\u7565<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u4e0d\u76f4\u63a5\u5b8c\u5168\u4f9d\u8d56\u6a21\u578b\u8ba1\u7b97\u7684\u5ef6\u8fdf\u91cf\u3002<\/li>\n\n\n\n<li>\u5c06\u6a21\u578b\u8ba1\u7b97\u51fa\u7684\u5bf9\u6d41\u5c42\u5ef6\u8fdf\u4f5c\u4e3a<strong>\u521d\u503c<\/strong>\uff08\u6216\u8fd1\u4f3c\u503c\uff09\u3002<\/li>\n\n\n\n<li>\u5c06\u5269\u4f59\u7684\u504f\u5dee\u4f5c\u4e3a<strong>\u5f85\u5b9a\u5e38\u6570<\/strong>\uff08\u672a\u77e5\u6570\uff09\uff0c\u5728\u5e73\u5dee\u8ba1\u7b97\u4e2d\u8fdb\u884c\u91cd\u65b0\u4f30\u8ba1\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">2. \u4f30\u8ba1\u5bf9\u6d41\u5c42\u5ef6\u8fdf\u53c2\u6570\u7684\u65b9\u6cd5 <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p39?t=252\" target=\"_blank\" rel=\"noreferrer noopener\">\u539f\u7247 @ 04:12<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3a\u4e86\u66f4\u51c6\u786e\u5730\u4fee\u6b63\u5bf9\u6d41\u5c42\u5ef6\u8fdf\uff0c\u901a\u5e38\u5c06\u5176\u89c6\u4e3a\u672a\u77e5\u53c2\u6570\u8fdb\u884c\u89e3\u7b97\u3002\u6839\u636e\u6c14\u8c61\u53d8\u5316\u7684\u5267\u70c8\u7a0b\u5ea6\u548c\u89c2\u6d4b\u65f6\u6bb5\u7684\u957f\u77ed\uff0c\u53ef\u91c7\u7528\u4e0d\u540c\u7684\u4f30\u8ba1\u7b56\u7565\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5355\u65f6\u6bb5\u5e38\u6570\u6cd5<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u9002\u7528\u60c5\u51b5\uff1a\u6c14\u8c61\u53d8\u5316\u5e73\u7f13\uff0c\u89c2\u6d4b\u65f6\u6bb5\u8f83\u77ed\uff08\u5982 1-2 \u5c0f\u65f6\uff09\u3002<\/li>\n\n\n\n<li>\u65b9\u6cd5\uff1a\u6574\u4e2a\u65f6\u6bb5\u5185\u53ea\u6c42\u89e3\u4e00\u4e2a\u5bf9\u6d41\u5c42\u5ef6\u8fdf\u6539\u6b63\u53c2\u6570\uff0c\u5c06\u5176\u52a0\u5230\u521d\u59cb\u6a21\u578b\u503c\u4e0a\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5206\u6bb5\u5e38\u6570\u6cd5 (Piecewise Constant)<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u9002\u7528\u60c5\u51b5\uff1a\u89c2\u6d4b\u65f6\u6bb5\u8f83\u957f\uff08\u5982 6 \u5c0f\u65f6\uff0c\u4ece\u4e0b\u5348 2 \u70b9\u5230\u665a\u4e0a 8 \u70b9\uff09\uff0c\u6c14\u8c61\u5143\u7d20\u53d8\u5316\u663e\u8457\u3002<\/li>\n\n\n\n<li>\u65b9\u6cd5\uff1a\u5c06\u957f\u65f6\u6bb5\u5212\u5206\u4e3a\u82e5\u5e72\u5c0f\u95f4\u9694\uff08\u5982\u6bcf 1 \u5c0f\u65f6\u4e3a\u4e00\u4e2a\u533a\u95f4\uff09\u3002\u5728\u6bcf\u4e2a\u533a\u95f4\u5185\u6c42\u89e3\u4e00\u4e2a\u72ec\u7acb\u7684\u6539\u6b63\u53c2\u6570\u3002<\/li>\n\n\n\n<li><strong>\u7f3a\u70b9<\/strong>\uff1a\u4f1a\u5bfc\u81f4\u53c2\u6570\u5728\u533a\u95f4\u4ea4\u754c\u5904<strong>\u4e0d\u8fde\u7eed<\/strong>\u3002\n<ul class=\"wp-block-list\">\n<li>\u4f8b\u5982\uff1a2:59 \u65f6\u6539\u6b63\u6570\u4e3a 3mm\uff0c3:00 \u65f6\u7a81\u53d8\u4e3a 4mm\u3002\u8fd9\u79cd\u7269\u7406\u4e0a\u7684\u7a81\u53d8\u662f\u4e0d\u5408\u7406\u7684\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5206\u6bb5\u7ebf\u6027\u6a21\u578b (Piecewise Linear Model)<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><em>Screenshot-[08:07]<\/em>\uff1a\u4e3a\u4e86\u89e3\u51b3\u4e0d\u8fde\u7eed\u95ee\u9898\uff0c\u53ef\u4ee5\u5efa\u7acb\u7ebf\u6027\u53d8\u5316\u6a21\u578b\u3002<\/li>\n\n\n\n<li>\u516c\u5f0f\uff1a<br>\\Delta L = L_0 + L_1 (t &#8211; t_0)<\/li>\n\n\n\n<li>\u5176\u4e2d\uff0cL_0 \u4e3a\u57fa\u7840\u504f\u5dee\uff0cL_1 \u4e3a\u53d8\u5316\u7387\uff0ct \u4e3a\u65f6\u95f4\u3002<\/li>\n\n\n\n<li>\u8fd9\u79cd\u65b9\u6cd5\u80fd\u66f4\u5e73\u6ed1\u5730\u63cf\u8ff0\u5bf9\u6d41\u5c42\u5ef6\u8fdf\u968f\u65f6\u95f4\u7684\u53d8\u5316\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u968f\u673a\u6a21\u578b (Stochastic Model)<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u5c06\u5bf9\u6d41\u5c42\u5ef6\u8fdf\u89c6\u4e3a\u968f\u673a\u8fc7\u7a0b\u8fdb\u884c\u6ee4\u6ce2\u5904\u7406\uff08\u5982\u5361\u5c14\u66fc\u6ee4\u6ce2\uff09\uff0c\u9002\u5408\u6781\u9ad8\u7cbe\u5ea6\u7684\u52a8\u6001\u5904\u7406\uff08\u8bfe\u7a0b\u4e2d\u7565\u8bb2\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">3. \u591a\u8def\u5f84\u8bef\u5dee (Multipath Error) \u6982\u8ff0 <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p39?t=622\" target=\"_blank\" rel=\"noreferrer noopener\">\u539f\u7247 @ 10:22<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u591a\u8def\u5f84\u6548\u5e94\u662f GPS \u6d4b\u91cf\u4e2d\u6781\u5176\u91cd\u8981\u7684\u8bef\u5dee\u6e90\uff0c\u5fc5\u987b\u52a0\u4ee5\u91cd\u89c6\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5b9a\u4e49<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u536b\u661f\u4fe1\u53f7\u901a\u8fc7\u591a\u6761\u8def\u5f84\u4f20\u64ad\u5230\u63a5\u6536\u673a\u5929\u7ebf\u3002<\/li>\n\n\n\n<li><strong>\u76f4\u5c04\u4fe1\u53f7 (Direct Signal)<\/strong>\uff1a\u4ece\u536b\u661f\u76f4\u63a5\u4f20\u64ad\u5230\u5929\u7ebf\uff0c\u662f\u6211\u4eec\u9700\u8981\u7684\u4fe1\u53f7\u3002<\/li>\n\n\n\n<li><strong>\u53cd\u5c04\u4fe1\u53f7 (Reflected Signal)<\/strong>\uff1a\u4fe1\u53f7\u7ecf\u8fc7\u5468\u56f4\u7269\u4f53\uff08\u5730\u9762\u3001\u5899\u58c1\u3001\u6c34\u9762\u7b49\uff09\u53cd\u5c04\u540e\u8fdb\u5165\u5929\u7ebf\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u4ea7\u751f\u673a\u7406<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u76f4\u5c04\u6ce2\u4e0e\u53cd\u5c04\u6ce2\u5728\u5929\u7ebf\u5185<strong>\u53e0\u52a0 (Interference)<\/strong>\uff0c\u4ea7\u751f\u5e72\u6d89\u6548\u5e94\u3002<\/li>\n\n\n\n<li>\u53e0\u52a0\u540e\u7684\u5408\u6210\u4fe1\u53f7\u5728\u76f8\u4f4d\u548c\u632f\u5e45\u4e0a\u90fd\u4e0e\u539f\u59cb\u76f4\u5c04\u4fe1\u53f7\u4e0d\u540c\uff0c\u4ece\u800c\u5f15\u8d77\u89c2\u6d4b\u8bef\u5dee\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u8bef\u5dee\u91cf\u7ea7<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><em>Screenshot-[13:04]<\/em>\uff1a\u5bf9\u4e8e<strong>\u8f7d\u6ce2\u76f8\u4f4d\u6d4b\u91cf<\/strong>\uff0c\u591a\u8def\u5f84\u8bef\u5dee\u53ef\u8fbe <strong>15 cm<\/strong>\uff08\u76f8\u5bf9\u4e8e\u6beb\u7c73\u7ea7\u7684\u6d4b\u91cf\u7cbe\u5ea6\uff0c\u8fd9\u662f\u4e00\u4e2a\u5de8\u5927\u7684\u8bef\u5dee\uff09\u3002<\/li>\n\n\n\n<li>\u5bf9\u4e8e<strong>\u4f2a\u8ddd\uff08\u6d4b\u8ddd\u7801\uff09\u6d4b\u91cf<\/strong>\uff0c\u8bef\u5dee\u53ef\u8fbe <strong>10m<\/strong> \u751a\u81f3\u66f4\u591a\u3002<\/li>\n\n\n\n<li>\u4e25\u91cd\u5f71\u54cd\uff1a\u5f3a\u70c8\u7684\u591a\u8def\u5f84\u6548\u5e94\u53ef\u80fd\u5bfc\u81f4\u4fe1\u53f7<strong>\u5931\u9501 (Signal Unlock)<\/strong>\uff0c\u5373\u5b8c\u5168\u63a5\u6536\u4e0d\u5230\u4fe1\u53f7\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">4. \u591a\u8def\u5f84\u6548\u5e94\u7684\u51e0\u4f55\u5206\u6790 <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p39?t=840\" target=\"_blank\" rel=\"noreferrer noopener\">\u539f\u7247 @ 14:00<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u4e00\u4e2a\u7b80\u5355\u7684\u5e73\u9762\u53cd\u5c04\u6a21\u578b\u6765\u5206\u6790\u591a\u8def\u5f84\u8bef\u5dee\u7684\u51e0\u4f55\u7279\u6027\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u51e0\u4f55\u573a\u666f<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u5047\u8bbe\u5730\u9762\u5e73\u5766\uff0c\u63a5\u6536\u673a\u5929\u7ebf\u8ddd\u79bb\u536b\u661f\u6781\u8fdc\uff08>20,000 km\uff09\uff0c\u800c\u53cd\u5c04\u7269\u5c31\u5728\u5929\u7ebf\u9644\u8fd1\uff08\u51e0\u5341\u7c73\u8303\u56f4\u5185\uff09\u3002<\/li>\n\n\n\n<li>\u7531\u4e8e\u8ddd\u79bb\u60ac\u6b8a\uff0c\u76f4\u5c04\u5149\u7ebf\u548c\u53cd\u5c04\u5149\u7ebf\u5728\u5230\u8fbe\u63a5\u6536\u673a\u9644\u8fd1\u65f6\u53ef\u89c6\u4e3a<strong>\u5e73\u884c\u5149<\/strong>\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u8def\u5f84\u5dee (Path Difference, \\Delta \\rho)<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><em>Screenshot-[17:01]<\/em>\uff1a\u53cd\u5c04\u4fe1\u53f7\u7684\u4f20\u64ad\u8def\u5f84\u6bd4\u76f4\u5c04\u4fe1\u53f7\u957f\u3002<\/li>\n\n\n\n<li>\u8def\u5f84\u5dee\u8ba1\u7b97\uff1a<br>\\Delta \\rho = G_a &#8211; O_a<\/li>\n\n\n\n<li>\u5176\u4e2d G_a \u662f\u53cd\u5c04\u8def\u5f84\u7684\u4e00\u90e8\u5206\uff0cO_a \u662f\u76f4\u5c04\u8def\u5f84\u7684\u5bf9\u5e94\u90e8\u5206\u3002<\/li>\n\n\n\n<li>\u8bbe\u5929\u7ebf\u9ad8\u5ea6\u4e3a h\uff0c\u536b\u661f\u9ad8\u5ea6\u89d2\uff08\u6216\u5165\u5c04\u89d2\u4f59\u89d2\uff09\u76f8\u5173\uff0c\u51e0\u4f55\u63a8\u5bfc\u8868\u660e\u8def\u5f84\u5dee\u4e0e h \u548c\u5165\u5c04\u89d2\u5ea6\u6709\u5173\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">5. \u53cd\u5c04\u4fe1\u53f7\u7684\u7279\u6027 <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p39?t=1123\" target=\"_blank\" rel=\"noreferrer noopener\">\u539f\u7247 @ 18:43<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u53cd\u5c04\u4fe1\u53f7\u4e0e\u76f4\u5c04\u4fe1\u53f7\u76f8\u6bd4\uff0c\u4e3b\u8981\u5b58\u5728\u4e09\u4e2a\u65b9\u9762\u7684\u5dee\u5f02\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1. <strong>\u76f8\u4f4d\u5ef6\u8fdf (Phase Delay)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7531\u4e8e\u8def\u5f84\u53d8\u957f\uff0c\u53cd\u5c04\u4fe1\u53f7\u7684\u76f8\u4f4d\u6ede\u540e\u4e8e\u76f4\u5c04\u4fe1\u53f7\u3002<\/li>\n\n\n\n<li>\u76f8\u4f4d\u5dee \\Delta \\phi \u4e0e\u8def\u5f84\u5dee \\Delta \\rho \u7684\u5173\u7cfb\uff1a<br>\\Delta \\phi = \\frac{\\Delta \\rho}{\\lambda} \\cdot 2\\pi<\/li>\n\n\n\n<li>\u5373\u8def\u5f84\u5dee\u9664\u4ee5\u6ce2\u957f \\lambda\uff0c\u518d\u4e58\u4ee5 2\\pi\uff08\u4ee5\u5f27\u5ea6\u8868\u793a\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">2. <strong>\u4fe1\u53f7\u5f3a\u5ea6\u8870\u51cf (Amplitude Attenuation)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>Screenshot-[20:42]<\/em>\uff1a\u4fe1\u53f7\u7ecf\u8fc7\u53cd\u5c04\u540e\uff0c\u80fd\u91cf\u4f1a\u88ab\u53cd\u5c04\u9762\u5438\u6536\u4e00\u90e8\u5206\uff0c\u5bfc\u81f4\u632f\u5e45\u51cf\u5c0f\u3002<\/li>\n\n\n\n<li><strong>\u53cd\u5c04\u7cfb\u6570 (Reflection Coefficient, \\alpha)<\/strong>\uff1a\u8868\u793a\u53cd\u5c04\u4fe1\u53f7\u4e0e\u76f4\u5c04\u4fe1\u53f7\u7684\u632f\u5e45\u6bd4\uff080 \u5230 1 \u4e4b\u95f4\uff09\u3002\n<ul class=\"wp-block-list\">\n<li><strong>\u6c34\u9762<\/strong>\uff1a\\alpha \\approx 1\uff08\u51e0\u4e4e\u5168\u53cd\u5c04\uff0c\u5371\u5bb3\u6700\u5927\uff09\u3002<\/li>\n\n\n\n<li><strong>\u7a3b\u7530<\/strong>\uff1a\\alpha \\approx 0.8\uff08\u53cd\u5c04 80%\uff0c\u5438\u6536 20%\uff09\u3002<\/li>\n\n\n\n<li><strong>\u8015\u5730\/\u65f1\u5730<\/strong>\uff1a\\alpha \\approx 0.6\u3002<\/li>\n\n\n\n<li><strong>\u6c99\u5730\/\u8349\u5730\/\u704c\u6728<\/strong>\uff1a\\alpha \\approx 0.3\uff08\u5438\u6536\u5927\u90e8\u5206\u80fd\u91cf\uff0c\u53cd\u5c04\u8f83\u5f31\uff09\u3002<\/li>\n\n\n\n<li><strong>\u9690\u8eab\u6280\u672f\u7c7b\u6bd4<\/strong>\uff1a\u5982\u679c \\alpha \\approx 0\uff0c\u5219\u6ca1\u6709\u53cd\u5c04\u4fe1\u53f7\uff0c\u7c7b\u4f3c\u4e8e\u96f7\u8fbe\u9690\u8eab\u3002<\/li>\n\n\n\n<li><strong>\u9009\u70b9\u5efa\u8bae<\/strong>\uff1a\u6d4b\u7ad9\u5e94\u907f\u514d\u9009\u5728\u6c34\u8fb9\u6216\u5927\u9762\u79ef\u5e73\u5766\u53cd\u5c04\u9762\u9644\u8fd1\uff0c\u4f18\u9009\u8349\u5730\u6216\u704c\u6728\u4e1b\u7b49\u5438\u6ce2\u73af\u5883\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">3. <strong>\u6781\u5316\u65b9\u5411\u6539\u53d8 (Polarization Reversal)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>Screenshot-[24:07]<\/em>\uff1aGPS \u536b\u661f\u53d1\u5c04\u7684\u662f<strong>\u53f3\u65cb\u5706\u6781\u5316\u6ce2 (RHCP)<\/strong>\u3002<\/li>\n\n\n\n<li>\u53cd\u5c04\u540e\uff0c\u4fe1\u53f7\u7279\u6027\u53d1\u751f\u7ffb\u8f6c\uff0c\u53d8\u4e3a<strong>\u5de6\u65cb\u5706\u6781\u5316\u6ce2 (LHCP)<\/strong>\u3002<\/li>\n\n\n\n<li><strong>\u6297\u591a\u5f84\u5929\u7ebf\u8bbe\u8ba1<\/strong>\uff1a\u5229\u7528\u8fd9\u4e00\u7279\u6027\uff0c\u8bbe\u8ba1\u5bf9\u5de6\u65cb\u4fe1\u53f7\u6709\u5f3a\u70c8\u6291\u5236\u4f5c\u7528\u7684\u5929\u7ebf\uff0c\u53ef\u4ee5\u6709\u6548\u8fc7\u6ee4\u6389\u5927\u90e8\u5206\u53cd\u5c04\u4fe1\u53f7\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">6. \u591a\u8def\u5f84\u4fe1\u53f7\u7684\u6570\u5b66\u6a21\u578b <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p39?t=1514\" target=\"_blank\" rel=\"noreferrer noopener\">\u539f\u7247 @ 25:14<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3a\u4e86\u5b9a\u91cf\u5206\u6790\uff0c\u6211\u4eec\u53ef\u4ee5\u5199\u51fa\u4fe1\u53f7\u7684\u6570\u5b66\u8868\u8fbe\u5f62\u5f0f\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u76f4\u5c04\u4fe1\u53f7<\/strong>\uff1a<br>S_{dir}(t) = A \\cos(\\Phi) \u5176\u4e2d A \u4e3a\u632f\u5e45\uff0c\\Phi \u4e3a\u76f8\u4f4d\u3002<\/li>\n\n\n\n<li><strong>\u53cd\u5c04\u4fe1\u53f7<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><em>Screenshot-[25:48]<\/em>\uff1a\u8003\u8651\u5230\u632f\u5e45\u8870\u51cf \\alpha \u548c\u76f8\u4f4d\u5ef6\u8fdf \\theta\uff1a<br>S_{ref}(t) = \\alpha A \\cos(\\Phi + \\theta) \u5176\u4e2d \\theta \u662f\u7531\u8def\u5f84\u5dee\u5f15\u8d77\u7684\u76f8\u4f4d\u6ede\u540e\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5408\u6210\u4fe1\u53f7 (Superposed Signal)<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u63a5\u6536\u673a\u63a5\u6536\u5230\u7684\u662f\u4e24\u8005\u7684\u53e0\u52a0\uff1a<br>S_{total}(t) = S_{dir}(t) + S_{ref}(t)<\/li>\n\n\n\n<li>\u53e0\u52a0\u540e\u7684\u4fe1\u53f7\u5c06\u5177\u6709\u65b0\u7684\u632f\u5e45 A&#8217; \u548c\u65b0\u7684\u76f8\u4f4d \\Phi&#8217;\uff0c\u8fd9\u5c31\u662f\u591a\u8def\u5f84\u6548\u5e94\u5bfc\u81f4\u89c2\u6d4b\u503c\u504f\u79bb\u771f\u5b9e\u503c\u7684\u6570\u5b66\u6839\u6e90\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">AI \u603b\u7ed3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u8282\u8bfe\u7a0b\u6df1\u5165\u63a2\u8ba8\u4e86 GPS \u5b9a\u4f4d\u4e2d\u7684\u4e24\u5927\u5173\u952e\u8bef\u5dee\u6e90\uff1a<strong>\u5bf9\u6d41\u5c42\u5ef6\u8fdf<\/strong>\u4e0e<strong>\u591a\u8def\u5f84\u6548\u5e94<\/strong>\u3002<br>\u5bf9\u4e8e<strong>\u5bf9\u6d41\u5c42\u5ef6\u8fdf<\/strong>\uff0c\u8bfe\u7a0b\u5f3a\u8c03\u4e86\u6807\u51c6\u6a21\u578b\u7684\u5c40\u9650\u6027\uff0c\u7279\u522b\u662f\u5728\u5c40\u90e8\u6c14\u5019\u5f02\u5e38\uff08\u5982\u9006\u6e29\uff09\u6761\u4ef6\u4e0b\u3002\u9ad8\u7cbe\u5ea6\u6d4b\u91cf\u5efa\u8bae\u91c7\u7528\u53c2\u6570\u4f30\u8ba1\u6cd5\uff0c\u5c06\u6b8b\u4f59\u5ef6\u8fdf\u4f5c\u4e3a\u672a\u77e5\u6570\uff08\u5e38\u6570\u6216\u7ebf\u6027\u6a21\u578b\uff09\u5728\u5e73\u5dee\u4e2d\u89e3\u7b97\u3002<br>\u5bf9\u4e8e<strong>\u591a\u8def\u5f84\u6548\u5e94<\/strong>\uff0c\u5b83\u662f\u9ad8\u7cbe\u5ea6\u5b9a\u4f4d\u7684\u4e3b\u8981\u6740\u624b\u4e4b\u4e00\uff0c\u53ef\u80fd\u9020\u6210\u5398\u7c73\u7ea7\u81f3\u7c73\u7ea7\u7684\u8bef\u5dee\u3002\u7b14\u8bb0\u8be6\u7ec6\u5206\u6790\u4e86\u5176\u51e0\u4f55\u6210\u56e0\uff08\u8def\u5f84\u5dee\uff09\u3001\u7269\u7406\u7279\u6027\uff08\u76f8\u4f4d\u6ede\u540e\u3001\u632f\u5e45\u8870\u51cf\u3001\u6781\u5316\u53cd\u8f6c\uff09\u53ca\u6570\u5b66\u6a21\u578b\u3002\u901a\u8fc7\u9009\u62e9\u5408\u9002\u7684\u6d4b\u7ad9\u73af\u5883\uff08\u907f\u514d\u6c34\u9762\u7b49\u5f3a\u53cd\u5c04\u6e90\uff09\u548c\u4f7f\u7528\u6297\u591a\u5f84\u5929\u7ebf\uff08\u6291\u5236\u5de6\u65cb\u6781\u5316\u6ce2\uff09\uff0c\u53ef\u4ee5\u6709\u6548\u51cf\u5f31\u5176\u5f71\u54cd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u5f55 1. \u5bf9\u6d41\u5c42\u5ef6\u8fdf\u7684\u7cbe\u7ec6\u5904\u7406 \u539f\u7247 @ 00:07* \u5728\u8fdb\u884c\u9ad8\u7cbe\u5ea6 GPS \u6d4b\u91cf\u65f6\uff0c\u6807\u51c6\u7684\u5bf9\u6d41\u5c42\u6a21\u578b\u5f80\u5f80\u4e0d [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[3,2],"tags":[6,4],"class_list":["post-106","post","type-post","status-publish","format-standard","hentry","category-gps","category-note","tag-ai","tag-4"],"_links":{"self":[{"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=\/wp\/v2\/posts\/106","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=106"}],"version-history":[{"count":1,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=\/wp\/v2\/posts\/106\/revisions"}],"predecessor-version":[{"id":107,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=\/wp\/v2\/posts\/106\/revisions\/107"}],"wp:attachment":[{"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=106"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=106"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=106"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}