{"id":16,"date":"2026-02-10T16:50:36","date_gmt":"2026-02-10T08:50:36","guid":{"rendered":"https:\/\/hpu.gv.uy\/?p=16"},"modified":"2026-03-01T17:00:49","modified_gmt":"2026-03-01T09:00:49","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-p02-02gps%e5%8e%9f%e7%90%86%e5%8f%8a%e5%85%b6%e5%ba%94%e7%94%a8-%e7%bb%aa%e8%ae%ba%ef%bc%88%e4%ba%8c%ef%bc%89","status":"publish","type":"post","link":"https:\/\/hpu.gv.uy\/?p=16","title":{"rendered":"GPS\u6d4b\u91cf\u539f\u7406\u53ca\u5176\u5e94\u7528 p02 02GPS\u539f\u7406\u53ca\u5176\u5e94\u7528 \u7eea\u8bba\uff08\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-\u536b\u661f\u5bfc\u822a\u7cfb\u7edf\u7684\u53d1\u5c55\u7b56\u7565\u7f8e\u56fd-gps-\u4e0e\u524d\u82cf\u8054\u7cfb\u7edf\u7684\u5bf9\u6bd4-content-0000\">1. \u536b\u661f\u5bfc\u822a\u7cfb\u7edf\u7684\u53d1\u5c55\u7b56\u7565\uff1a\u7f8e\u56fd GPS \u4e0e\u524d\u82cf\u8054\u7cfb\u7edf\u7684\u5bf9\u6bd4<\/a><\/li>\n\n\n\n<li><a href=\"#2-\u5b50\u5348\u536b\u661f\u7cfb\u7edf-transitnnss-\u6982\u8ff0-content-0301\">2. \u5b50\u5348\u536b\u661f\u7cfb\u7edf (Transit\/NNSS) \u6982\u8ff0<\/a><\/li>\n\n\n\n<li><a href=\"#3-\u5b50\u5348\u536b\u661f\u7684\u4fe1\u53f7\u9891\u7387\u4e0e\u7ed3\u6784-content-0603\">3. \u5b50\u5348\u536b\u661f\u7684\u4fe1\u53f7\u9891\u7387\u4e0e\u7ed3\u6784<\/a><\/li>\n\n\n\n<li><a href=\"#4-\u661f\u5386\u7c7b\u578b\u4e0e\u5b9a\u8f68\u7cbe\u5ea6\u7684\u53d1\u5c55-content-0651\">4. \u661f\u5386\u7c7b\u578b\u4e0e\u5b9a\u8f68\u7cbe\u5ea6\u7684\u53d1\u5c55<\/a><\/li>\n\n\n\n<li><a href=\"#5-\u591a\u666e\u52d2\u6d4b\u91cf\u539f\u7406-doppler-measurement-principle-content-1153\">5. \u591a\u666e\u52d2\u6d4b\u91cf\u539f\u7406 (Doppler Measurement Principle)<\/a><\/li>\n\n\n\n<li><a href=\"#6-\u591a\u666e\u52d2\u79ef\u5206\u8ba1\u6570-integrated-doppler-count-content-1842\">6. \u591a\u666e\u52d2\u79ef\u5206\u8ba1\u6570 (Integrated Doppler Count)<\/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. \u536b\u661f\u5bfc\u822a\u7cfb\u7edf\u7684\u53d1\u5c55\u7b56\u7565\uff1a\u7f8e\u56fd GPS \u4e0e\u524d\u82cf\u8054\u7cfb\u7edf\u7684\u5bf9\u6bd4 <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p2?t=0\">\u539f\u7247 @ 00:00<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[00:11]<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u8282\u8ba8\u8bba\u4e86\u4e24\u79cd\u4e0d\u540c\u7684\u536b\u661f\u5bfc\u822a\u7cfb\u7edf\u53d1\u5c55\u6a21\u5f0f\uff0c\u8fd9\u5bf9\u6211\u56fd\uff08\u4e2d\u56fd\uff09\u53d1\u5c55\u5317\u6597\u7cfb\u7edf\u5177\u6709\u91cd\u8981\u7684\u53c2\u8003\u4ef7\u503c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1. <strong>\u7f8e\u56fd\u7684\u826f\u6027\u5faa\u73af\u6a21\u5f0f<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6c11\u7528\u5316\u7b56\u7565<\/strong>\uff1a\u7f8e\u56fd\u867d\u7136\u7531\u519b\u65b9\u4e3b\u5bfc GPS\uff0c\u4f46\u5728\u53d1\u5c55\u8fc7\u7a0b\u4e2d\u975e\u5e38\u91cd\u89c6<strong>\u975e\u519b\u65b9\u7528\u6237\uff08Civilian Users\uff09<\/strong>\u3002<\/li>\n\n\n\n<li><strong>\u4ea7\u4e1a\u5f62\u6210<\/strong>\uff1a\u901a\u8fc7\u5f00\u653e\u6c11\u7528\uff0c\u63a5\u6536\u673a\u82af\u7247\u3001\u5929\u7ebf\u53ca\u76f8\u5173\u673a\u5668\u5f62\u6210\u4e86\u4e00\u4e2a\u5e9e\u5927\u7684\u4ea7\u4e1a\u94fe\u3002<\/li>\n\n\n\n<li><strong>\u7a0e\u6536\u56de\u9988<\/strong>\uff1a\u4ea7\u4e1a\u7684\u7e41\u8363\u4e3a\u7f8e\u56fd\u653f\u5e9c\u63d0\u4f9b\u4e86\u5de8\u989d\u7a0e\u6536\u3002<\/li>\n\n\n\n<li><strong>\u53ef\u6301\u7eed\u53d1\u5c55<\/strong>\uff1a\u653f\u5e9c\u5229\u7528\u7a0e\u6536\u7ef4\u6301\u7cfb\u7edf\u7684\u8fd0\u884c\u6210\u672c\uff08\u5982\u53d1\u5c04\u65b0\u536b\u661f\u66ff\u4ee3\u635f\u574f\u536b\u661f\u3001\u8fd0\u8425\u7ef4\u62a4\u8d39\u7528\uff09\uff0c\u5f62\u6210\u201c\u6295\u5165-\u4ea7\u51fa-\u518d\u6295\u5165\u201d\u7684\u826f\u6027\u5faa\u73af\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">2. <strong>\u524d\u82cf\u8054\/\u4fc4\u7f57\u65af\u7684\u6559\u8bad<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u8fc7\u5ea6\u4fdd\u5bc6<\/strong>\uff1a\u524d\u82cf\u8054\u5bf9\u7cfb\u7edf\uff08\u6307 GLONASS \u65e9\u671f\uff09\u9ad8\u5ea6\u4fdd\u5bc6\uff0c\u5728\u56fd\u9645\u4f1a\u8bae\u4e0a\u53ea\u542c\u4e0d\u8bf4\uff0c\u4e0d\u516c\u5f00\u7cfb\u7edf\u60c5\u51b5\u3002<\/li>\n\n\n\n<li><strong>\u7f3a\u4e4f\u6c11\u7528\u4ea7\u4e1a<\/strong>\uff1a\u7cfb\u7edf\u4ec5\u4f9b\u519b\u65b9\u4f7f\u7528\uff0c\u672a\u80fd\u53d1\u5c55\u51fa\u6c11\u7528\u7ec8\u7aef\u4ea7\u4e1a\uff0c\u5bfc\u81f4\u6ca1\u6709\u7ecf\u6d4e\u56de\u62a5\u3002<\/li>\n\n\n\n<li><strong>\u7ecf\u6d4e\u5371\u673a\u5bfc\u81f4\u7684\u7cfb\u7edf\u5d29\u6e83<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u5f53\u4fc4\u7f57\u65af\u7ecf\u6d4e\u9677\u5165\u56f0\u96be\u65f6\uff0c\u65e0\u6cd5\u7ef4\u6301\u6602\u8d35\u7684\u7cfb\u7edf\u7ef4\u62a4\u8d39\u7528\u3002<\/li>\n\n\n\n<li>\u66fe\u53d1\u5c04\u4e86 24 \u9897\u536b\u661f\u8fd0\u884c\uff0c\u4f46\u968f\u7740\u536b\u661f\u9646\u7eed\u635f\u574f\uff08\u5982\u574f\u4e86 6 \u9897\uff0c\u5269 18 \u9897\uff0c\u518d\u964d\u81f3 12 \u9897\uff09\uff0c\u7531\u4e8e\u7f3a\u4e4f\u8d44\u91d1\u53d1\u5c04\u65b0\u536b\u661f\u8865\u5145\uff0c\u7cfb\u7edf\u6700\u7ec8\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">3. <strong>\u5bf9\u6211\u56fd\u7684\u542f\u793a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e0d\u80fd\u5355\u7eaf\u5c06\u536b\u661f\u5bfc\u822a\u7cfb\u7edf\u4f5c\u4e3a\u7eaf\u519b\u4e8b\u9879\u76ee\u3002<\/li>\n\n\n\n<li>\u5fc5\u987b\u62e5\u6709\u5e9e\u5927\u7684\u7528\u6237\u7fa4\uff08\u6210\u5343\u4e0a\u4e07\u7684\u7528\u6237\uff09\uff0c\u4fc3\u8fdb\u4ea7\u4e1a\u53d1\u5c55\uff0c\u624d\u80fd\u4fdd\u969c\u7cfb\u7edf\u7684\u957f\u671f\u7ef4\u6301\u548c\u66f4\u65b0\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\">2. \u5b50\u5348\u536b\u661f\u7cfb\u7edf (Transit\/NNSS) \u6982\u8ff0 <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p2?t=181\">\u539f\u7247 @ 03:01<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[03:21]<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u867d\u7136\u5b50\u5348\u536b\u661f\u7cfb\u7edf\u5df2\u9000\u5f79\uff0c\u4f46\u5176\u539f\u7406\u662f\u7406\u89e3 GPS \u7684\u57fa\u7840\u3002\u8be5\u7cfb\u7edf\u6709\u4e24\u4e2a\u540d\u79f0\uff0c\u4ee3\u8868\u4e86\u4e0d\u540c\u7684\u7528\u6237\u89c6\u89d2\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1. <strong>\u540d\u79f0\u8fa8\u6790<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5b50\u5348\u536b\u661f\u7cfb\u7edf (Transit System)<\/strong>\uff1a\u975e\u519b\u65b9\u7528\u6237\uff08\u6c11\u7528\u3001\u6d4b\u7ed8\u754c\uff09\u7684\u4e60\u60ef\u79f0\u547c\u3002<\/li>\n\n\n\n<li><strong>\u6d77\u519b\u5bfc\u822a\u536b\u661f\u7cfb\u7edf (NNSS &#8211; Navy Navigation Satellite System)<\/strong>\uff1a\u7f8e\u56fd\u519b\u65b9\uff08\u7279\u522b\u662f\u6d77\u519b\uff09\u7684\u6b63\u5f0f\u79f0\u547c\uff0c\u56e0\u4e3a\u8be5\u7cfb\u7edf\u6700\u521d\u662f\u4e3a\u6d77\u519b\u7814\u5236\u7684\u3002<\/li>\n\n\n\n<li><strong>\u672c\u8d28<\/strong>\uff1a\u4e24\u8005\u6307\u4ee3\u7684\u662f\u540c\u4e00\u4e2a\u7cfb\u7edf\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">2. <strong>\u536b\u661f\u661f\u5ea7\u6784\u6210<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u536b\u661f\u7c7b\u578b<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><strong>Oscar \u536b\u661f<\/strong>\uff1a\u6570\u91cf\u8f83\u591a\uff0c\u662f\u7cfb\u7edf\u7684\u4e3b\u529b\u3002<\/li>\n\n\n\n<li><strong>Nova \u536b\u661f<\/strong>\uff1a\u6027\u80fd\u66f4\u597d\uff08\u5e26\u6709\u963b\u529b\u8865\u507f\u7b49\uff09\uff0c\u4f46\u6570\u91cf\u5f88\u5c11\uff08\u6574\u4e2a\u661f\u5ea7\u4e2d\u4ec51-2\u9897\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5de5\u4f5c\u72b6\u6001<\/strong>\uff1a\u901a\u5e38\u7ef4\u6301 <strong>5-6 \u9897<\/strong> \u536b\u661f\u5728\u8f68\u5de5\u4f5c\u3002<\/li>\n\n\n\n<li><strong>\u8f68\u9053\u7279\u5f81<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><strong>\u6781\u8f68\u9053<\/strong>\uff1a\u536b\u661f\u7ecf\u8fc7\u5357\u6781\u548c\u5317\u6781\u4e0a\u7a7a\u3002<\/li>\n\n\n\n<li><strong>\u8f68\u9053\u5e73\u9762<\/strong>\uff1a\u8f68\u9053\u9762\u4e0e\u8d64\u9053\u9762\u7684\u5939\u89d2\u63a5\u8fd1 <strong>90\u5ea6<\/strong>\uff08\u8fd9\u4e5f\u662f\u88ab\u79f0\u4e3a\u201c\u5b50\u5348\u201d\u536b\u661f\u7684\u539f\u56e0\uff09\u3002<\/li>\n\n\n\n<li><strong>\u9ad8\u5ea6<\/strong>\uff1a\u8ddd\u79bb\u5730\u9762\u7ea6 <strong>1075 km<\/strong>\u3002<\/li>\n\n\n\n<li><strong>\u5468\u671f<\/strong>\uff1a\u7ed5\u5730\u7403\u4e00\u5708\u7ea6\u9700 <strong>107 \u5206\u949f<\/strong>\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. \u5b50\u5348\u536b\u661f\u7684\u4fe1\u53f7\u9891\u7387\u4e0e\u7ed3\u6784 <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p2?t=363\">\u539f\u7247 @ 06:03<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[06:12]<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b50\u5348\u536b\u661f\u53d1\u5c04\u53cc\u9891\u4fe1\u53f7\uff0c\u4e3b\u8981\u4e3a\u4e86\u6d88\u9664\u7535\u79bb\u5c42\u8bef\u5dee\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1. <strong>\u57fa\u51c6\u9891\u7387<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u536b\u661f\u5185\u90e8\u6709\u4e00\u4e2a\u9ad8\u7cbe\u5ea6\u7684\u632f\u8361\u5668\u3002<\/li>\n\n\n\n<li>\u57fa\u51c6\u9891\u7387 $f_0 \\approx 5$ MHz\uff08\u89c6\u9891\u4e2d\u5177\u4f53\u63d0\u53ca\u4e3a <strong>4.9996 MHz<\/strong>\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">2. <strong>\u53d1\u5c04\u9891\u7387<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4f4e\u9891\u4fe1\u53f7<\/strong>\uff1a\u5c06\u57fa\u51c6\u9891\u7387\u500d\u9891 30 \u500d\u3002\n<ul class=\"wp-block-list\">\n<li>\u9891\u7387\uff1a$149.988$ MHz\uff08\u89c6\u9891\u53e3\u8ff0\u8fd1\u4f3c\u4e3a 150 MHz\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u9ad8\u9891\u4fe1\u53f7<\/strong>\uff1a\u5c06\u57fa\u51c6\u9891\u7387\u500d\u9891 80 \u500d\u3002\n<ul class=\"wp-block-list\">\n<li>\u9891\u7387\uff1a$399.968$ MHz\uff08\u89c6\u9891\u53e3\u8ff0\u8fd1\u4f3c\u4e3a 400 MHz\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">3. <strong>\u53cc\u9891\u8bbe\u8ba1\u7684\u76ee\u7684<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e3b\u8981\u7528\u4e8e<strong>\u6d88\u9664\u7535\u79bb\u5c42\u5ef6\u8fdf\uff08Ionospheric Delay\uff09<\/strong>\u3002<\/li>\n\n\n\n<li>\u7535\u79bb\u5c42\u6298\u5c04\u5bf9\u4fe1\u53f7\u7684\u5f71\u54cd\u4e0e\u9891\u7387\u7684\u5e73\u65b9\u6210\u53cd\u6bd4\uff0c\u901a\u8fc7\u53cc\u9891\u89c2\u6d4b\u53ef\u4ee5\u8ba1\u7b97\u5e76\u6d88\u9664\u8fd9\u4e00\u8bef\u5dee\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\">4. \u661f\u5386\u7c7b\u578b\u4e0e\u5b9a\u8f68\u7cbe\u5ea6\u7684\u53d1\u5c55 <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p2?t=411\">\u539f\u7247 @ 06:51<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[07:07]<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u536b\u661f\u5bfc\u822a\u5b9a\u4f4d\u5fc5\u987b\u77e5\u9053\u536b\u661f\u5728\u7a7a\u4e2d\u7684\u4f4d\u7f6e\u3001\u901f\u5ea6\u548c\u949f\u5dee\u3002\u8fd9\u4e9b\u4fe1\u606f\u901a\u8fc7\u201c\u661f\u5386\u201d\u5e7f\u64ad\u7ed9\u7528\u6237\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1. <strong>\u5e7f\u64ad\u661f\u5386 (Broadcast Ephemeris)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5b9a\u4e49<\/strong>\uff1a\u536b\u661f\u76f4\u63a5\u5411\u7528\u6237\u64ad\u53d1\u7684\u3001\u516c\u5f00\u7684\u8f68\u9053\u4fe1\u606f\u3002<\/li>\n\n\n\n<li><strong>\u7279\u70b9<\/strong>\uff1a\u6240\u6709\u7528\u6237\u5747\u53ef\u63a5\u6536\uff0c\u4f46\u7cbe\u5ea6\u76f8\u5bf9\u8f83\u4f4e\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">2. <strong>\u7cbe\u5bc6\u661f\u5386 (Precise Ephemeris)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5b9a\u4e49<\/strong>\uff1a\u4e8b\u540e\u5904\u7406\u5f97\u5230\u7684\u3001\u7cbe\u5ea6\u6781\u9ad8\u7684\u8f68\u9053\u4fe1\u606f\u3002<\/li>\n\n\n\n<li><strong>\u65e9\u671f\u56f0\u5883<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u7f8e\u56fd\u56fd\u9632\u90e8\u5229\u7528\u5168\u7403 20 \u591a\u4e2a\u76d1\u6d4b\u7ad9\u8fdb\u884c\u89c2\u6d4b\u5b9a\u8f68\u3002<\/li>\n\n\n\n<li>\u8be5\u6570\u636e\u4e25\u683c\u4fdd\u5bc6\uff0c\u4ec5\u4f9b\u519b\u65b9\u4f7f\u7528\uff08\u88ab\u79f0\u4e3a\u201c\u7cbe\u5bc6\u661f\u5386\u201d\uff09\u3002<\/li>\n\n\n\n<li>\u975e\u519b\u65b9\u7528\u6237\u65e0\u6cd5\u83b7\u53d6\uff0c\u9664\u975e\u4e0e\u7f8e\u56fd\u519b\u65b9\u5408\u4f5c\u7533\u8bf7\u7279\u5b9a\u65f6\u95f4\u6bb5\u7684\u6570\u636e\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u6c11\u7528\u529b\u91cf\u7684\u5d1b\u8d77 (IGS\u6a21\u5f0f\u7684\u96cf\u5f62)<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u5168\u7403\u975e\u519b\u65b9\u7528\u6237\uff08\u5305\u62ec\u4e2d\u56fd\uff09\u8054\u5408\u8d77\u6765\uff0c\u5efa\u7acb\u4e86\u6570\u767e\u4e2a\u8ddf\u8e2a\u7ad9\u3002<\/li>\n\n\n\n<li>\u6c47\u96c6\u89c2\u6d4b\u8d44\u6599\u5230\u6570\u636e\u5904\u7406\u4e2d\u5fc3\u8fdb\u884c\u72ec\u7acb\u5b9a\u8f68\u3002<\/li>\n\n\n\n<li><strong>\u7ed3\u679c<\/strong>\uff1a\u6c11\u7528\u8054\u5408\u5b9a\u8f68\u7684\u7cbe\u5ea6\uff08\u51e0\u5398\u7c73\u7ea7\u522b\uff09\u8fdc\u8d85\u7f8e\u56fd\u56fd\u9632\u90e8\u5f53\u65f6\u7684\u5b9a\u8f68\u7cbe\u5ea6\u3002<\/li>\n\n\n\n<li><strong>\u73b0\u72b6<\/strong>\uff1a\u73b0\u5728\u7cbe\u5bc6\u661f\u5386\u5df2\u5b8c\u5168\u6ca1\u6709\u969c\u788d\uff0c\u4efb\u4f55\u4eba\u90fd\u53ef\u4ee5\u901a\u8fc7\u56fd\u9645\u7ec4\u7ec7\uff08\u5982 IGS\uff09\u83b7\u53d6\u9ad8\u7cbe\u5ea6\u7684\u540e\u5904\u7406\u661f\u5386\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. \u591a\u666e\u52d2\u6d4b\u91cf\u539f\u7406 (Doppler Measurement Principle) <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p2?t=713\">\u539f\u7247 @ 11:53<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[12:08]<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u8282\u8be6\u7ec6\u63a8\u5bfc\u4e86\u591a\u666e\u52d2\u6d4b\u91cf\u7684\u6570\u5b66\u539f\u7406\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1. <strong>\u57fa\u672c\u6982\u5ff5<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u591a\u666e\u52d2\u6548\u5e94<\/strong>\uff1a\u5f53\u6ce2\u6e90\uff08\u536b\u661f\uff09\u548c\u63a5\u6536\u673a\u4e4b\u95f4\u5b58\u5728\u76f8\u5bf9\u8fd0\u52a8\u65f6\uff0c\u63a5\u6536\u5230\u7684\u9891\u7387 $f_r$ \u4e0e\u53d1\u5c04\u9891\u7387 $f_s$ \u4e0d\u540c\u3002<\/li>\n\n\n\n<li><strong>\u8ddd\u79bb\u53d8\u5316\u7387 ($\\dot{\\rho}$)<\/strong>\uff1a\u536b\u661f\u5230\u6d4b\u7ad9\u7684\u8ddd\u79bb $\\rho$ \u968f\u65f6\u95f4\u7684\u53d8\u5316\u7387\u3002\n<ul class=\"wp-block-list\">\n<li>$\\dot{\\rho} &lt; 0$\uff1a\u536b\u661f\u63a5\u8fd1\u6d4b\u7ad9\uff08\u9891\u7387\u53d8\u9ad8\uff09\u3002<\/li>\n\n\n\n<li>$\\dot{\\rho} = 0$\uff1a\u6700\u8fd1\u70b9\uff08TCA &#8211; Time of Closest Approach\uff09\u3002<\/li>\n\n\n\n<li>$\\dot{\\rho} > 0$\uff1a\u536b\u661f\u8fdc\u79bb\u6d4b\u7ad9\uff08\u9891\u7387\u53d8\u4f4e\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">2. <strong>\u9891\u7387\u5173\u7cfb\u516c\u5f0f<\/strong><br>\u63a5\u6536\u9891\u7387 $f_r$ \u4e0e\u53d1\u5c04\u9891\u7387 $f_s$ \u7684\u5173\u7cfb\u4e3a\uff1a<br>$$ f_r = f_s \\left( 1 &#8211; \\frac{1}{c} \\frac{d\\rho}{dt} \\right) = f_s \\left( 1 &#8211; \\frac{\\dot{\\rho}}{c} \\right) $$<br>\u5176\u4e2d\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>$c$ \u4e3a\u5149\u901f\uff08300,000 km\/s\uff09\u3002<\/li>\n\n\n\n<li>$\\frac{d\\rho}{dt}$ \u6216 $\\dot{\\rho}$ \u4e3a\u89c6\u5411\u901f\u5ea6\uff08Range Rate\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">3. <strong>\u516c\u5f0f\u63a8\u5bfc\u4e0e\u8fd1\u4f3c<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u867d\u7136\u4fe1\u53f7\u5728\u5927\u6c14\u5c42\u4e2d\u4f20\u64ad\u4e0d\u662f\u5b8c\u5168\u7684\u771f\u7a7a\u5149\u901f\uff0c\u4f46\u53ef\u901a\u8fc7\u7535\u79bb\u5c42\u548c\u5bf9\u6d41\u5c42\u6539\u6b63\u6765\u4fee\u6b63\u3002<\/li>\n\n\n\n<li>\u7531\u4e8e\u536b\u661f\u8fd0\u52a8\u901f\u5ea6\uff08\u7ea6 7.5 km\/s\uff09\u8fdc\u5c0f\u4e8e\u5149\u901f\uff0c$v\/c$ \u662f\u4e00\u4e2a\u5fae\u5c0f\u91cf\uff08\u7ea6 $1\/40000$\uff09\u3002<\/li>\n\n\n\n<li>\u5229\u7528\u6cf0\u52d2\u7ea7\u6570\u5c55\u5f00\u5e76\u5ffd\u7565\u9ad8\u6b21\u9879\uff08$(v\/c)^2$ \u91cf\u7ea7\u4e3a $10^{-9}$\uff0c\u5728\u5f53\u65f6\u7cbe\u5ea6\u4e0b\u53ef\u5ffd\u7565\uff09\uff0c\u5f97\u5230\u4e0a\u8ff0\u7ebf\u6027\u516c\u5f0f\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\u666e\u52d2\u79ef\u5206\u8ba1\u6570 (Integrated Doppler Count) <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p2?t=1122\">\u539f\u7247 @ 18:42<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[19:11]<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u591a\u666e\u52d2\u63a5\u6536\u673a\u5b9e\u9645\u89c2\u6d4b\u7684\u4e0d\u662f\u77ac\u65f6\u9891\u7387\uff0c\u800c\u662f<strong>\u591a\u666e\u52d2\u8ba1\u6570<\/strong>\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1. <strong>\u63a5\u6536\u673a\u53c2\u8003\u9891\u7387<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u63a5\u6536\u673a\u5185\u90e8\u4ea7\u751f\u4e00\u4e2a\u53c2\u8003\u9891\u7387 $f_g$\uff08\u6216 $f_0$\uff09\u3002<\/li>\n\n\n\n<li>\u4e3a\u4e86\u9632\u6b62\u62cd\u9891\u51fa\u73b0\u8d1f\u6570\uff0c\u536b\u661f\u53d1\u5c04\u9891\u7387 $f_s$ \u4e0e\u63a5\u6536\u673a\u53c2\u8003\u9891\u7387 $f_g$ \u4e4b\u95f4\u901a\u5e38\u8bbe\u6709\u56fa\u5b9a\u7684\u504f\u5dee\uff08Offset\uff09\u3002\n<ul class=\"wp-block-list\">\n<li>\u4f8b\u5982\uff1a\u63a5\u6536\u673a\u4ea7\u751f\u6807\u51c6\u7684 400 MHz\uff0c\u536b\u661f\u53d1\u5c04 399.968 MHz\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">2. <strong>\u5dee\u9891\u4e0e\u79ef\u5206<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5c06\u63a5\u6536\u5230\u7684\u536b\u661f\u4fe1\u53f7 $f_r$ \u4e0e\u672c\u673a\u4fe1\u53f7 $f_g$ \u8fdb\u884c\u6df7\u9891\uff0c\u5f97\u5230\u5dee\u9891\uff08Beat Frequency\uff09\uff1a$f_g &#8211; f_r$\u3002<\/li>\n\n\n\n<li><strong>\u89c2\u6d4b\u503c<\/strong>\uff1a\u5728\u65f6\u95f4\u6bb5 $t_1$ \u5230 $t_2$ \u4e4b\u95f4\uff0c\u5bf9\u5dee\u9891\u8fdb\u884c\u79ef\u5206\uff08\u5373\u8ba1\u6570\uff09\uff1a<br>$$ N = \\int_{t_1}^{t_2} (f_g &#8211; f_r) \\, dt $$<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">3. <strong>\u7269\u7406\u610f\u4e49<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8fd9\u4e2a\u79ef\u5206\u503c $N$ \u5305\u542b\u4e86\u536b\u661f\u5728 $t_1$ \u5230 $t_2$ \u65f6\u95f4\u6bb5\u5185\u7684\u8ddd\u79bb\u53d8\u5316\u4fe1\u606f\uff0c\u662f\u89e3\u7b97\u4f4d\u7f6e\u7684\u57fa\u7840\u89c2\u6d4b\u65b9\u7a0b\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\">AI \u603b\u7ed3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u89c6\u9891\u662f GPS \u6d4b\u91cf\u539f\u7406\u8bfe\u7a0b\u7684\u7eea\u8bba\u5ef6\u7eed\u4e0e\u591a\u666e\u52d2\u539f\u7406\u8bb2\u89e3\u3002\u9996\u5148\uff0c\u8bb2\u5e08\u901a\u8fc7\u5bf9\u6bd4\u7f8e\u56fd GPS \u548c\u524d\u82cf\u8054\u7cfb\u7edf\u7684\u53d1\u5c55\u5386\u7a0b\uff0c\u5f3a\u8c03\u4e86<strong>\u6c11\u7528\u5316\u548c\u4ea7\u4e1a\u5316<\/strong>\u5bf9\u7ef4\u6301\u5e9e\u5927\u536b\u661f\u5bfc\u822a\u7cfb\u7edf\u751f\u5b58\u7684\u91cd\u8981\u6027\uff0c\u6307\u51fa\u4ec5\u9760\u519b\u4e8b\u7528\u9014\u65e0\u6cd5\u652f\u6491\u7cfb\u7edf\u957f\u671f\u7684\u7ecf\u6d4e\u8d1f\u62c5\u3002\u63a5\u7740\uff0c\u8bfe\u7a0b\u56de\u987e\u4e86<strong>\u5b50\u5348\u536b\u661f\u7cfb\u7edf\uff08Transit\uff09<\/strong>\u7684\u6982\u51b5\uff0c\u5305\u62ec\u5176\u53cc\u91cd\u547d\u540d\u3001\u6781\u8f68\u9053\u661f\u5ea7\u6784\u6210\u4ee5\u53ca\u4e3a\u4e86\u6d88\u9664\u7535\u79bb\u5c42\u8bef\u5dee\u800c\u91c7\u7528\u7684<strong>\u53cc\u9891\u6280\u672f<\/strong>\uff08\u7ea6 150MHz \u548c 400MHz\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u6280\u672f\u539f\u7406\u90e8\u5206\uff0c\u91cd\u70b9\u8bb2\u89e3\u4e86<strong>\u591a\u666e\u52d2\u6d4b\u91cf\u539f\u7406<\/strong>\u3002\u8be6\u7ec6\u63a8\u5bfc\u4e86\u63a5\u6536\u9891\u7387\u4e0e\u8ddd\u79bb\u53d8\u5316\u7387\uff08\u89c6\u5411\u901f\u5ea6\uff09\u4e4b\u95f4\u7684\u6570\u5b66\u5173\u7cfb $f_r = f_s(1 &#8211; \\dot{\\rho}\/c)$\uff0c\u5e76\u8bf4\u660e\u4e86\u5229\u7528\u6cf0\u52d2\u7ea7\u6570\u5ffd\u7565\u9ad8\u6b21\u9879\u7684\u5408\u7406\u6027\u3002\u6700\u540e\uff0c\u4ecb\u7ecd\u4e86\u5b9e\u9645\u89c2\u6d4b\u4e2d\u7684<strong>\u591a\u666e\u52d2\u79ef\u5206\u8ba1\u6570<\/strong>\u65b9\u6cd5\uff0c\u5373\u63a5\u6536\u673a\u901a\u8fc7\u5bf9\u672c\u5730\u53c2\u8003\u9891\u7387\u4e0e\u63a5\u6536\u9891\u7387\u4e4b\u5dee\u8fdb\u884c\u79ef\u5206\uff0c\u6765\u83b7\u5f97\u5305\u542b\u8ddd\u79bb\u53d8\u5316\u4fe1\u606f\u7684\u89c2\u6d4b\u503c\u3002\u8fd9\u4e3a\u540e\u7eed\u6df1\u5165\u8bb2\u89e3 GPS \u7684\u4f2a\u8ddd\u548c\u8f7d\u6ce2\u76f8\u4f4d\u6d4b\u91cf\u5960\u5b9a\u4e86\u7406\u8bba\u57fa\u7840\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u5f55 1. \u536b\u661f\u5bfc\u822a\u7cfb\u7edf\u7684\u53d1\u5c55\u7b56\u7565\uff1a\u7f8e\u56fd GPS \u4e0e\u524d\u82cf\u8054\u7cfb\u7edf\u7684\u5bf9\u6bd4 \u539f\u7247 @ 00:00* Screensh [&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-16","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\/16","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=16"}],"version-history":[{"count":1,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=\/wp\/v2\/posts\/16\/revisions"}],"predecessor-version":[{"id":17,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=\/wp\/v2\/posts\/16\/revisions\/17"}],"wp:attachment":[{"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=16"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=16"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=16"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}