{"id":85,"date":"2026-03-01T16:42:23","date_gmt":"2026-03-01T08:42:23","guid":{"rendered":"https:\/\/hpu.gv.uy\/?p=85"},"modified":"2026-03-01T17:01:00","modified_gmt":"2026-03-01T09:01:00","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-p29-30gps%e5%ae%9a%e4%bd%8d%e4%b8%ad%e7%9a%84%e8%af%af%e5%b7%ae%e6%ba%90%ef%bc%88%e4%ba%8c%ef%bc%89","status":"publish","type":"post","link":"https:\/\/hpu.gv.uy\/?p=85","title":{"rendered":"GPS\u6d4b\u91cf\u539f\u7406\u53ca\u5176\u5e94\u7528 p29 30GPS\u5b9a\u4f4d\u4e2d\u7684\u8bef\u5dee\u6e90\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-gps\u6d4b\u91cf\u4e2d\u6d88\u9664\u8bef\u5dee\u7684\u65b9\u6cd5\">1. GPS\u6d4b\u91cf\u4e2d\u6d88\u9664\u8bef\u5dee\u7684\u65b9\u6cd5<\/a><\/li>\n\n\n\n<li><a href=\"#2-\u76f8\u5bf9\u8bba\u6548\u5e94\u6982\u8ff0\">2. \u76f8\u5bf9\u8bba\u6548\u5e94\u6982\u8ff0<\/a><\/li>\n\n\n\n<li><a href=\"#3-\u72ed\u4e49\u76f8\u5bf9\u8bba\u6548\u5e94\">3. \u72ed\u4e49\u76f8\u5bf9\u8bba\u6548\u5e94<\/a><\/li>\n\n\n\n<li><a href=\"#4-\u5e7f\u4e49\u76f8\u5bf9\u8bba\u6548\u5e94\">4. \u5e7f\u4e49\u76f8\u5bf9\u8bba\u6548\u5e94<\/a><\/li>\n\n\n\n<li><a href=\"#5-\u603b\u7684\u76f8\u5bf9\u8bba\u6548\u5e94\u4e0e\u6539\u6b63\u63aa\u65bd\">5. \u603b\u7684\u76f8\u5bf9\u8bba\u6548\u5e94\u4e0e\u6539\u6b63\u63aa\u65bd<\/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. GPS\u6d4b\u91cf\u4e2d\u6d88\u9664\u8bef\u5dee\u7684\u65b9\u6cd5 <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p29?t=0\" target=\"_blank\" rel=\"noreferrer noopener\">\u539f\u7247 @ 00:00<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728GPS\u5b9a\u4f4d\u4e2d\uff0c\u9664\u4e86\u5229\u7528\u6a21\u578b\u6539\u6b63\u8bef\u5dee\u5916\uff0c\u8fd8\u6709\u5176\u4ed6\u4e09\u79cd\u5e38\u7528\u7684\u5904\u7406\u8bef\u5dee\u7684\u65b9\u6cd5\uff1a\u6c42\u5dee\u6cd5\u3001\u53c2\u6570\u6cd5\u548c\u56de\u907f\u6cd5\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1.1 \u6c42\u5dee\u6cd5 (Differencing Method)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[00:46]<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u539f\u7406<\/strong>\uff1a\u5982\u679c\u5728\u5730\u9762\u4e0a\u6709\u4e24\u53f0\u63a5\u6536\u673a\uff08\u8ba1\u7b97\u673a\uff09\uff0c\u540c\u65f6\u5bf9\u540c\u4e00\u9897\u536b\u661f\u8fdb\u884c\u89c2\u6d4b\uff08transcript\u8bef\u8bc6\u522b\u4e3a\u201c\u5173\u8f66\u201d\uff09\u3002\u5728\u7279\u5b9a\u7684\u77ac\u95f4\uff08\u59820\u79d2\u300110\u79d2&#8230;\uff09\uff0c\u536b\u661f\u949f\u5dee\u3001\u8f68\u9053\u8bef\u5dee\u7b49\u5bf9\u4e24\u53f0\u63a5\u6536\u673a\u7684\u89c2\u6d4b\u5f71\u54cd\u662f\u76f8\u540c\u7684\u3002<\/li>\n\n\n\n<li><strong>\u64cd\u4f5c<\/strong>\uff1a\u5c06\u4e24\u53f0\u63a5\u6536\u673a\u5bf9\u540c\u4e00\u536b\u661f\u7684\u89c2\u6d4b\u503c\u76f8\u51cf\u3002<\/li>\n\n\n\n<li><strong>\u4f18\u52bf<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u4e0d\u9700\u8981\u5efa\u7acb\u590d\u6742\u7684\u7269\u7406\u6a21\u578b\u3002<\/li>\n\n\n\n<li>\u4e0d\u9700\u8981\u7cbe\u786e\u7684\u53c2\u6570\uff08\u5982\u661f\u5386\u8bef\u5dee\u5177\u4f53\u6570\u503c\uff09\u3002<\/li>\n\n\n\n<li>\u80fd\u591f\u76f4\u63a5\u6d88\u9664\u4e24\u53f0\u63a5\u6536\u673a\u5171\u6709\u7684\u8bef\u5dee\uff08Common Errors\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5e94\u7528<\/strong>\uff1a\u8fd9\u662fGPS\u6d4b\u91cf\uff08\u7279\u522b\u662f\u76f8\u5bf9\u5b9a\u4f4d\/\u5dee\u5206\u5b9a\u4f4d\uff09\u4e2d\u7ecf\u5e38\u91c7\u7528\u7684\u65b9\u6cd5\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">1.2 \u53c2\u6570\u6cd5 (Parameterization)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[01:24]<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u539f\u7406<\/strong>\uff1a\u5bf9\u4e8e\u67d0\u4e9b\u8bef\u5dee\uff0c\u867d\u7136\u6709\u6a21\u578b\u53ef\u4ee5\u8ba1\u7b97\uff0c\u4f46\u6a21\u578b\u672c\u8eab\u4e0d\u5b8c\u7f8e\uff08\u4f8b\u5982\u53ea\u80fd\u6539\u6b6395%-99%\uff09\uff0c\u5269\u4f59\u7684\u6b8b\u5dee\uff08Residuals\uff09\u4f5c\u4e3a\u4e00\u4e2a\u672a\u77e5\u53c2\u6570\u8fdb\u884c\u4f30\u8ba1\u3002<\/li>\n\n\n\n<li><strong>\u5178\u578b\u6848\u4f8b<\/strong>\uff1a<strong>\u5bf9\u6d41\u5c42\u5ef6\u8fdf (Tropospheric Delay)<\/strong>\u3002\n<ul class=\"wp-block-list\">\n<li>\u5bf9\u6d41\u5c42\u6a21\u578b\u901a\u5e38\u80fd\u6d88\u9664\u7edd\u5927\u90e8\u5206\u8bef\u5dee\u3002<\/li>\n\n\n\n<li>\u5269\u4f59\u76841%-5%\u8bef\u5dee\u4f5c\u4e3a\u4e00\u4e2a\u4f4d\u7f6e\u53c2\u6570\uff08\u6216\u5e38\u6570\uff09\uff0c\u5728\u5e73\u5dee\u8ba1\u7b97\u8fc7\u7a0b\u4e2d\u4e0e\u5750\u6807\u53c2\u6570\u4e00\u8d77\u4f30\u8ba1\u51fa\u6765\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u6ce8\u610f\u4e8b\u9879<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><strong>\u53c2\u6570\u6570\u91cf\u8981\u9002\u4e2d<\/strong>\uff1a\u4e0d\u80fd\u5c06\u6240\u6709\u672a\u77e5\u6570\u90fd\u8bbe\u4e3a\u53c2\u6570\u3002<\/li>\n\n\n\n<li><strong>\u53c2\u6570\u76f8\u5173\u6027<\/strong>\uff1a\u5982\u679c\u53c2\u6570\u8fc7\u591a\uff0c\u4f1a\u5bfc\u81f4\u53c2\u6570\u4e4b\u95f4\u76f8\u5173\u6027\u5f3a\uff0c\u4f30\u8ba1\u7ed3\u679c\u4e0d\u7a33\u5b9a\uff0c\u7cbe\u5ea6\u4e0b\u964d\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">1.3 \u56de\u907f\u6cd5 (Avoidance Method)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[03:16]<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5b9a\u4e49<\/strong>\uff1a\u901a\u8fc7\u91c7\u7528\u4f18\u8d28\u7684\u786c\u4ef6\u3001\u8f6f\u4ef6\u4ee5\u53ca\u9009\u62e9\u826f\u597d\u7684\u89c2\u6d4b\u6761\u4ef6\u6765\u89c4\u907f\u8bef\u5dee\u3002<\/li>\n\n\n\n<li><strong>\u9002\u7528\u573a\u666f<\/strong>\uff1a\u9488\u5bf9\u90a3\u4e9b\u6a21\u578b\u96be\u4ee5\u5efa\u7acb\u3001\u6c42\u5dee\u6cd5\u65e0\u6cd5\u6d88\u9664\u3001\u4e14\u96be\u4ee5\u4f5c\u4e3a\u53c2\u6570\u4f30\u8ba1\u7684\u8bef\u5dee\u3002<\/li>\n\n\n\n<li><strong>\u5178\u578b\u6848\u4f8b<\/strong>\uff1a<strong>\u591a\u8def\u5f84\u8bef\u5dee (Multipath Error)<\/strong>\u3002\n<ul class=\"wp-block-list\">\n<li><strong>\u96be\u70b9<\/strong>\uff1a\u591a\u8def\u5f84\u6548\u5e94\u53d6\u51b3\u4e8e\u4fe1\u53f7\u53cd\u5c04\u70b9\u7684\u4f4d\u7f6e\u3001\u53cd\u5c04\u7cfb\u6570\u3001\u536b\u661f\u51e0\u4f55\u5173\u7cfb\u7b49\uff0c\u4e14\u968f\u536b\u661f\u8fd0\u52a8\u4e0d\u65ad\u53d8\u5316\uff0c\u6781\u96be\u5efa\u6a21\u3002<\/li>\n\n\n\n<li><strong>\u63aa\u65bd<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><strong>\u9009\u5740 (Site Selection)<\/strong>\uff1a\u8fd9\u662f\u6700\u6709\u6548\u7684\u65b9\u6cd5\u3002\u907f\u514d\u5c06\u6d4b\u7ad9\u8bbe\u5728\u56f4\u5899\u8fb9\u3001\u9ad8\u697c\u65c1\u6216\u5927\u9762\u79ef\u6c34\u57df\uff08\u5982\u6e56\u8fb9\uff09\u9644\u8fd1\u3002<\/li>\n\n\n\n<li>\u6709\u610f\u8bc6\u5730\u907f\u5f00\u4fe1\u53f7\u53cd\u5c04\u7269\u3002<\/li>\n<\/ul>\n<\/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. \u76f8\u5bf9\u8bba\u6548\u5e94\u6982\u8ff0 <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p29?t=389\" target=\"_blank\" rel=\"noreferrer noopener\">\u539f\u7247 @ 06:29<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u672c\u8282\u5f00\u59cb\uff0c\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5177\u4f53\u7684\u8bef\u5dee\u6e90\u53ca\u5176\u5904\u7406\u65b9\u6cd5\u3002\u9996\u5148\u4ecb\u7ecd\u7684\u662f<strong>\u76f8\u5bf9\u8bba\u6548\u5e94 (Relativistic Effects)<\/strong>\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[06:51]<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u80cc\u666f<\/strong>\uff1aGPS\u7cbe\u5bc6\u6d4b\u91cf\u5fc5\u987b\u8003\u8651\u76f8\u5bf9\u8bba\u6548\u5e94\u3002<\/li>\n\n\n\n<li><strong>\u4ea7\u751f\u539f\u56e0<\/strong>\uff1a\n<ol class=\"wp-block-list\">\n<li><strong>\u8fd0\u52a8\u901f\u5ea6\u4e0d\u540c<\/strong>\uff1a\u536b\u661f\u9ad8\u901f\u8fd0\u52a8\uff0c\u5730\u9762\u63a5\u6536\u673a\u968f\u5730\u7403\u81ea\u8f6c\uff0c\u4e24\u8005\u901f\u5ea6\u4e0d\u540c\u4e14\u76f8\u5bf9\u8fd0\u52a8\uff08\u72ed\u4e49\u76f8\u5bf9\u8bba\uff09\u3002<\/li>\n\n\n\n<li><strong>\u5f15\u529b\u4f4d\u4e0d\u540c<\/strong>\uff1a\u536b\u661f\u5904\u4e8e\u9ad8\u7a7a\uff08\u7ea620200km\uff09\uff0c\u5730\u9762\u5904\u4e8e\u4f4e\u7a7a\uff0c\u4e24\u8005\u6240\u53d7\u5730\u7403\u5f15\u529b\u4f4d\u4e0d\u540c\uff08\u5e7f\u4e49\u76f8\u5bf9\u8bba\uff09\u3002<\/li>\n<\/ol>\n<\/li>\n\n\n\n<li><strong>\u5f71\u54cd<\/strong>\uff1a\u5bfc\u81f4\u536b\u661f\u949f\u4e0e\u5730\u9762\u949f\u7684\u9891\u7387\uff08\u65f6\u95f4\u6d41\u901d\u901f\u5ea6\uff09\u4ea7\u751f\u5dee\u5f02\u3002\u5982\u679c\u4e24\u8005\u6548\u5e94\u76f8\u540c\u5219\u65e0\u5f71\u54cd\uff0c\u4f46\u5b9e\u9645\u4e0a\u4e24\u8005\u5904\u4e8e\u4e0d\u540c\u72b6\u6001\uff0c\u5fc5\u987b\u8fdb\u884c\u6539\u6b63\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\">3. \u72ed\u4e49\u76f8\u5bf9\u8bba\u6548\u5e94 <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p29?t=487\" target=\"_blank\" rel=\"noreferrer noopener\">\u539f\u7247 @ 08:07<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[08:45]<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u73b0\u8c61<\/strong>\uff1a\u8fd0\u52a8\u7684\u65f6\u949f\u6bd4\u9759\u6b62\u7684\u65f6\u949f\u8d70\u5f97\u6162\uff08\u65f6\u95f4\u81a8\u80c0\uff09\u3002<\/li>\n\n\n\n<li><strong>\u516c\u5f0f\u63a8\u5bfc<\/strong>\uff1a<br>\u8bbe\u536b\u661f\u949f\u5728\u60ef\u6027\u7a7a\u95f4\u4e2d\u7684\u9891\u7387\u4e3a f\uff0c\u536b\u661f\u8fd0\u884c\u901f\u5ea6\u4e3a v_s\u3002\u6839\u636e\u72ed\u4e49\u76f8\u5bf9\u8bba\uff0c\u536b\u661f\u4e0a\u89c2\u6d4b\u5230\u7684\u9891\u7387 f_s \u4e3a\uff1a<br>f_s = f \\sqrt{1 &#8211; (\\frac{v_s}{c})^2} \u5176\u4e2d c \u4e3a\u5149\u901f\u3002<\/li>\n\n\n\n<li><strong>\u8fd1\u4f3c\u8ba1\u7b97<\/strong>\uff1a<br>\u7531\u4e8e v_s \\ll c\uff0c\u5229\u7528\u6cf0\u52d2\u7ea7\u6570\u5c55\u5f00\u5e76\u7565\u53bb\u9ad8\u9636\u9879\uff1a<br>\\frac{\\Delta f}{f} \\approx -\\frac{1}{2} (\\frac{v_s}{c})^2<\/li>\n\n\n\n<li><strong>\u7ed3\u8bba<\/strong>\uff1a\u7531\u4e8e\u536b\u661f\u9ad8\u901f\u8fd0\u52a8\uff0c\u536b\u661f\u949f\u7684\u9891\u7387\u4f1a<strong>\u964d\u4f4e<\/strong>\uff08\u8d70\u6162\u4e86\uff09\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. \u5e7f\u4e49\u76f8\u5bf9\u8bba\u6548\u5e94 <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p29?t=653\" target=\"_blank\" rel=\"noreferrer noopener\">\u539f\u7247 @ 10:53<\/a>*<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[11:51]<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u73b0\u8c61<\/strong>\uff1a\u5904\u4e8e\u4e0d\u540c\u5f15\u529b\u52bf\u573a\u4e2d\u7684\u65f6\u949f\u8d70\u901f\u4e0d\u540c\u3002\u5f15\u529b\u52bf\u8d8a\u4f4e\uff08\u8d8a\u9760\u8fd1\u5730\u7403\uff09\uff0c\u65f6\u949f\u8d8a\u6162\uff1b\u5f15\u529b\u52bf\u8d8a\u9ad8\uff0c\u65f6\u949f\u8d8a\u5feb\u3002<\/li>\n\n\n\n<li><strong>\u516c\u5f0f<\/strong>\uff1a<br>\u5e7f\u4e49\u76f8\u5bf9\u8bba\u9891\u79fb\u516c\u5f0f\u4e3a\uff1a<br>\\frac{\\Delta f}{f} = \\frac{\\Delta \\Phi}{c^2} \u5176\u4e2d \\Delta \\Phi \u4e3a\u5f15\u529b\u4f4d\u5dee\u3002<\/li>\n\n\n\n<li><strong>\u6a21\u578b\u7b80\u5316<\/strong>\uff1a<br>\u5c06\u5730\u7403\u89c6\u4e3a\u5706\u7403\uff08\u6216\u8d28\u70b9\uff09\uff0c\u5f15\u529b\u4f4d \\Phi = \\frac{\\mu}{r}\u3002\n<ul class=\"wp-block-list\">\n<li>\u5730\u9762\u5f15\u529b\u4f4d\uff1a\\Phi_e = \\frac{\\mu}{R} \uff08R\u4e3a\u5730\u7403\u534a\u5f84\uff09<\/li>\n\n\n\n<li>\u536b\u661f\u5f15\u529b\u4f4d\uff1a\\Phi_s = \\frac{\\mu}{r} \uff08r\u4e3a\u536b\u661f\u8f68\u9053\u534a\u5f84\uff09<br>\u5176\u4e2d \\mu = GM \u4e3a\u5730\u7403\u5f15\u529b\u5e38\u6570\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u7ed3\u8bba<\/strong>\uff1a\u536b\u661f\u6240\u5904\u4f4d\u7f6e\u5f15\u529b\u8f83\u5f31\uff0c\u5bfc\u81f4\u536b\u661f\u949f\u9891\u7387<strong>\u5347\u9ad8<\/strong>\uff08\u8d70\u5feb\u4e86\uff09\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\">5. \u603b\u7684\u76f8\u5bf9\u8bba\u6548\u5e94\u4e0e\u6539\u6b63\u63aa\u65bd <a href=\"https:\/\/www.bilibili.com\/video\/BV1ia4y1s7sj_p29?t=821\" target=\"_blank\" rel=\"noreferrer noopener\">\u539f\u7247 @ 13:41<\/a>*<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">5.1 \u7efc\u5408\u6548\u5e94\u516c\u5f0f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c06\u72ed\u4e49\u76f8\u5bf9\u8bba\uff08\u901f\u5ea6\u5f71\u54cd\uff09\u548c\u5e7f\u4e49\u76f8\u5bf9\u8bba\uff08\u5f15\u529b\u5f71\u54cd\uff09\u7ed3\u5408\uff0c\u603b\u7684\u9891\u7387\u6f02\u79fb\u4e3a\uff1a<br>\\frac{\\Delta f}{f} = \\frac{1}{c^2} [(\\frac{\\mu}{R} &#8211; \\frac{\\mu}{r}) &#8211; \\frac{1}{2}v_s^2]<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e\u692d\u5706\u8f68\u9053\uff0c\u7ecf\u8fc7\u63a8\u5bfc\uff08\u5229\u7528\u6d3b\u529b\u516c\u5f0f v^2 = \\mu(\\frac{2}{r} &#8211; \\frac{1}{a})\uff09\uff0c\u603b\u7684\u76f8\u5bf9\u8bba\u6548\u5e94\u53ef\u8868\u793a\u4e3a\u4e24\u90e8\u5206\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5e38\u6570\u9879\uff08\u56fa\u5b9a\u504f\u5dee\uff09<\/strong>\uff1a\u5047\u8bbe\u8f68\u9053\u4e3a\u5706\u5f62 (r=a) \u65f6\u4ea7\u751f\u7684\u90e8\u5206\u3002<\/li>\n\n\n\n<li><strong>\u5468\u671f\u9879\uff08\u53d8\u5316\u504f\u5dee\uff09<\/strong>\uff1a\u7531\u4e8e\u8f68\u9053\u662f\u692d\u5706 (e \\neq 0) \u5bfc\u81f4\u7684\u5468\u671f\u6027\u53d8\u5316\u3002<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">5.2 \u7b2c\u4e00\u90e8\u5206\uff1a\u56fa\u5b9a\u9891\u7387\u504f\u5dee\u7684\u6539\u6b63 (Factory Offset)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[16:01]<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u8ba1\u7b97\u6570\u503c<\/strong>\uff1a<br>\u4ee3\u5165\u5e38\u6570\uff08\\mu, c, R, a\uff09\uff0c\u5bf9\u4e8eGPS\u536b\u661f\uff08a \\approx 26560km\uff09\uff1a<br>\\Delta f \\approx 4.45 \\times 10^{-10} \\times f \u5bf9\u4e8e\u57fa\u51c6\u9891\u7387 f = 10.23 \\text{ MHz}\uff1a<br>\\Delta f \\approx 0.00455 \\text{ Hz}<\/li>\n\n\n\n<li><strong>\u7269\u7406\u610f\u4e49<\/strong>\uff1a\u5982\u679c\u4e0d\u505a\u5904\u7406\uff0c\u536b\u661f\u949f\u4e0a\u5929\u540e\uff0c\u7531\u4e8e\u76f8\u5bf9\u8bba\u6548\u5e94\uff0c\u9891\u7387\u4f1a\u53d8\u4e3a 10.23 \\text{ MHz} + 0.00455 \\text{ Hz}\u3002<\/li>\n\n\n\n<li><strong>\u5904\u7406\u65b9\u6cd5\uff08\u8c03\u9891\uff09<\/strong>\uff1a<br>\u5728\u5730\u9762<strong>\u5236\u9020\u536b\u661f\u949f\u65f6<\/strong>\uff0c\u9884\u5148\u5c06\u9891\u7387\u8c03\u4f4e\u3002\n<ul class=\"wp-block-list\">\n<li><strong>\u76ee\u6807\u9891\u7387<\/strong>\uff1a10.23 \\text{ MHz} &#8211; 0.00455 \\text{ Hz} = 10.22999999545 \\text{ MHz}\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u7ed3\u679c<\/strong>\uff1a\u536b\u661f\u53d1\u5c04\u5165\u8f68\u540e\uff0c\u53e0\u52a0\u76f8\u5bf9\u8bba\u6548\u5e94\uff08\u589e\u52a0 0.00455 \\text{ Hz}\uff09\uff0c\u5176\u5b9e\u9645\u5de5\u4f5c\u9891\u7387\u6070\u597d\u6062\u590d\u4e3a\u6807\u51c6\u7684 10.23 \\text{ MHz}\u3002<\/li>\n\n\n\n<li><strong>\u6ce8\u610f<\/strong>\uff1a\u8fd9\u4e00\u6b65\u7531\u536b\u661f\u5236\u9020\u5546\u5b8c\u6210\uff0c<strong>\u7528\u6237\u65e0\u9700\u5904\u7406<\/strong>\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5.3 \u7b2c\u4e8c\u90e8\u5206\uff1a\u5468\u671f\u6027\u8bef\u5dee\u7684\u6539\u6b63 (Periodic Correction)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Screenshot-[22:43]<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u539f\u56e0<\/strong>\uff1a\u536b\u661f\u8f68\u9053\u4e0d\u662f\u5b8c\u7f8e\u7684\u5706\uff0c\u5b58\u5728\u504f\u5fc3\u7387 e\uff08GPS\u536b\u661f e \\approx 0.001 \\sim 0.02\uff09\u3002\n<ul class=\"wp-block-list\">\n<li>\u536b\u661f\u8ddd\u79bb\u5730\u5fc3\u7684\u8ddd\u79bb r \u548c\u901f\u5ea6 v \u968f\u65f6\u95f4\u5468\u671f\u6027\u53d8\u5316\u3002<\/li>\n\n\n\n<li>\u53d8\u5316\u5468\u671f\u4e0e\u536b\u661f\u8fd0\u884c\u5468\u671f\u4e00\u81f4\uff08\u7ea611\u5c0f\u65f658\u5206\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u6539\u6b63\u516c\u5f0f<\/strong>\uff1a<br>\u9700\u8981\u7528\u6237\u6839\u636e\u5e7f\u64ad\u661f\u5386\u4e2d\u7684\u53c2\u6570\u8fdb\u884c\u8ba1\u7b97\u6539\u6b63\uff1a<br>\\Delta t_r = &#8211; \\frac{2 \\sqrt{\\mu a}}{c^2} e \\sin E\n<ul class=\"wp-block-list\">\n<li>e\uff1a\u8f68\u9053\u504f\u5fc3\u7387\u3002<\/li>\n\n\n\n<li>E\uff1a\u504f\u8fd1\u70b9\u89d2 (Eccentric Anomaly)\u3002<\/li>\n\n\n\n<li>\\sqrt{\\mu a}\uff1a\u5e38\u6570\u9879\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u8ba1\u7b97\u65b9\u6cd5<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>e \u548c \\sqrt{a} \u7531\u5bfc\u822a\u7535\u6587\u76f4\u63a5\u63d0\u4f9b\u3002<\/li>\n\n\n\n<li>E \u662f\u65f6\u95f4\u7684\u51fd\u6570\uff0c\u7528\u6237\u5728\u89e3\u7b97\u5f00\u666e\u52d2\u65b9\u7a0b\uff08\u8ba1\u7b97\u536b\u661f\u4f4d\u7f6e\uff09\u65f6\u5fc5\u7136\u4f1a\u6c42\u51fa E\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u91cf\u7ea7<\/strong>\uff1a<br>\u5982\u679c e=0.01\uff0c\u8be5\u9879\u5f15\u8d77\u7684\u8bef\u5dee\u53ef\u8fbe 20 \\sim 30 \u7eb3\u79d2\uff0c\u76f8\u5f53\u4e8e <strong>6\u7c73<\/strong> \u5de6\u53f3\u7684\u8ddd\u79bb\u8bef\u5dee\u3002<\/li>\n\n\n\n<li><strong>\u7ed3\u8bba<\/strong>\uff1a\u8fd9\u662f\u4e00\u4e2a\u4e0d\u53ef\u5ffd\u89c6\u7684\u8bef\u5dee\uff0c\u5fc5\u987b\u5728\u63a5\u6536\u673a\u89e3\u7b97\u5b9a\u4f4d\u65f6\u901a\u8fc7\u6a21\u578b\u5b9e\u65f6\u6539\u6b63\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\u8282\u8bfe\u7a0b\u6df1\u5165\u8bb2\u89e3\u4e86GPS\u6d4b\u91cf\u4e2d\u7684\u8bef\u5dee\u5904\u7406\u7b56\u7565\u53ca\u76f8\u5bf9\u8bba\u6548\u5e94\u7684\u5f71\u54cd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9996\u5148\uff0c\u8bfe\u7a0b\u603b\u7ed3\u4e86\u4e09\u79cd\u975e\u6a21\u578b\u5316\u7684\u8bef\u5dee\u5904\u7406\u624b\u6bb5\uff1a<strong>\u6c42\u5dee\u6cd5<\/strong>\u901a\u8fc7\u591a\u53f0\u8bbe\u5907\u540c\u6b65\u89c2\u6d4b\u6d88\u9664\u5171\u6709\u8bef\u5dee\uff1b<strong>\u53c2\u6570\u6cd5<\/strong>\u5c06\u6a21\u578b\u6b8b\u4f59\u8bef\u5dee\u4f5c\u4e3a\u672a\u77e5\u6570\u4f30\u8ba1\uff08\u5982\u5bf9\u6d41\u5c42\u5ef6\u8fdf\uff09\uff1b<strong>\u56de\u907f\u6cd5<\/strong>\u5219\u5f3a\u8c03\u901a\u8fc7\u9009\u5740\u907f\u5f00\u591a\u8def\u5f84\u6548\u5e94\u7b49\u96be\u4ee5\u5efa\u6a21\u7684\u5e72\u6270\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u968f\u540e\uff0c\u91cd\u70b9\u5206\u6790\u4e86<strong>\u76f8\u5bf9\u8bba\u6548\u5e94<\/strong>\u3002\u8fd9\u662f\u7531\u4e8e\u536b\u661f\u9ad8\u901f\u8fd0\u52a8\uff08\u72ed\u4e49\u76f8\u5bf9\u8bba\u5bfc\u81f4\u949f\u53d8\u6162\uff09\u548c\u5904\u4e8e\u9ad8\u7a7a\u4f4e\u5f15\u529b\u4f4d\uff08\u5e7f\u4e49\u76f8\u5bf9\u8bba\u5bfc\u81f4\u949f\u53d8\u5feb\uff09\u5171\u540c\u4f5c\u7528\u7684\u7ed3\u679c\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u56fa\u5b9a\u90e8\u5206<\/strong>\uff1a\u5bfc\u81f4\u536b\u661f\u949f\u9891\u7387\u7531\u4e8e\u7efc\u5408\u6548\u5e94\u5b9e\u9645\u4e0a\u5347\u7ea6 0.00455 \\text{ Hz}\u3002\u8fd9\u901a\u8fc7\u5728\u5730\u9762\u51fa\u5382\u524d\u5c06\u539f\u5b50\u949f\u9891\u7387\u9884\u5148\u8c03\u4f4e\u81f3 10.22999999545 \\text{ MHz} \u6765\u62b5\u6d88\uff0c\u7528\u6237\u65e0\u9700\u5e72\u9884\u3002<\/li>\n\n\n\n<li><strong>\u5468\u671f\u6027\u90e8\u5206<\/strong>\uff1a\u7531\u4e8e\u8f68\u9053\u504f\u5fc3\u7387\uff08e \\neq 0\uff09\u5f15\u8d77\uff0c\u6700\u5927\u53ef\u9020\u6210\u7ea66\u7c73\u7684\u8ddd\u79bb\u8bef\u5dee\u3002\u8fd9\u90e8\u5206\u65e0\u6cd5\u9884\u5148\u6d88\u9664\uff0c\u5fc5\u987b\u7531\u7528\u6237\uff08\u63a5\u6536\u673a\uff09\u5229\u7528\u5e7f\u64ad\u661f\u5386\u4e2d\u7684\u53c2\u6570\uff08e \\sin E\uff09\u8fdb\u884c\u5b9e\u65f6\u8ba1\u7b97\u548c\u6539\u6b63\u3002<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u5f55 1. GPS\u6d4b\u91cf\u4e2d\u6d88\u9664\u8bef\u5dee\u7684\u65b9\u6cd5 \u539f\u7247 @ 00:00* \u5728GPS\u5b9a\u4f4d\u4e2d\uff0c\u9664\u4e86\u5229\u7528\u6a21\u578b\u6539\u6b63\u8bef\u5dee\u5916\uff0c\u8fd8\u6709\u5176 [&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-85","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\/85","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=85"}],"version-history":[{"count":1,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=\/wp\/v2\/posts\/85\/revisions"}],"predecessor-version":[{"id":86,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=\/wp\/v2\/posts\/85\/revisions\/86"}],"wp:attachment":[{"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=85"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=85"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hpu.gv.uy\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=85"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}