{"id":869,"date":"2020-12-23T17:07:17","date_gmt":"2020-12-23T09:07:17","guid":{"rendered":"https:\/\/www.growlove.cn\/blog\/?p=869"},"modified":"2020-12-23T17:07:17","modified_gmt":"2020-12-23T09:07:17","slug":"uwb%e5%ae%a4%e5%86%85%e5%ae%9a%e4%bd%8d%e6%8a%80%e6%9c%af","status":"publish","type":"post","link":"https:\/\/growlove.cn\/index.php\/2020\/12\/23\/uwb%e5%ae%a4%e5%86%85%e5%ae%9a%e4%bd%8d%e6%8a%80%e6%9c%af\/","title":{"rendered":"UWB\u5ba4\u5185\u5b9a\u4f4d\u6280\u672f"},"content":{"rendered":"<p>\u9605\u8bfb\u6307\u5357\uff1a<\/p>\n<p>\u5982\u679c\u60a8\u6709\u901a\u4fe1\u5de5\u7a0b\u3001\u7535\u78c1\u6ce2\u3001\u65e0\u7ebf\u7535\u4e13\u4e1a\u57fa\u7840\uff0c\u8fd9\u6837\u66f4\u52a0\u6709\u52a9\u4e8e\u60a8\u7406\u89e3UWB\u3002\u8fd9\u4e00\u6761\u4ef6\u4e3a\u5fc5\u8981\u4e0d\u5145\u5206\u6761\u4ef6\u3002\u770b\u5b8c\u672c\u6587\u4e4b\u540e\uff0c\u53ef\u80fd\u4e5f\u6709\u52a9\u4e8e\u60a8\u7406\u89e3\u65e0\u7ebf\u7535\u76f8\u5173\u77e5\u8bc6\uff01<\/p>\n<p>\u4e13\u4e1a\u540d\u8bcd:\u7535\u78c1\u6ce2\u3001\u8109\u51b2\u7f16\u7801\u8c03\u5236\u3001\u9891\u8c31\u3001\u5e26\u5bbd\u3001\u9999\u519c\u5b9a\u7406\u3001\u65e0\u7ebf\u8f7d\u6ce2\u3001\u8c03\u5236\u89e3\u8c03\u3001\u7ebf\u6027\u5361\u5c14\u66fc\u6ee4\u6ce2\uff01<!--more--><\/p>\n<ul>\n<li>\n<h2>\u4e00\u3001\u662fUWB\u6280\u672f\uff1f<\/h2>\n<\/li>\n<\/ul>\n<p>UWB\u662f\uff08ultra 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center;\">C=B*log_2\u2061\u3016\uff081+S\/N\uff09\u3017<\/p>\n<p>\u5176\u4e2d\uff1aC\u662f\u4fe1\u9053\u652f\u6301\u7684\u6700\u5927\u901f\u5ea6\u6216\u8005\u53eb\u4fe1\u9053\u5bb9\u91cf\uff1bB\u662f\u4fe1\u9053\u7684\u5e26\u5bbd\uff1bS\u662f\u5e73\u5747\u4fe1\u53f7\u529f\u7387\uff1bN\u662f\u5e73\u5747\u566a\u58f0\u529f\u7387\uff1bS\/N\u5373\u4fe1\u566a\u6bd4\u3002<\/p>\n<p>\u9999\u519c\u5b9a\u7406\u7ed9\u51fa\u4e86\u4fe1\u9053\u4fe1\u606f\u4f20\u9001\u901f\u7387\u7684\u4e0a\u9650\uff08\u6bd4\u7279\u6bcf\u79d2\uff09\u548c\u4fe1\u9053\u4fe1\u566a\u6bd4\u53ca\u5e26\u5bbd\u7684\u5173\u7cfb\u3002\u9999\u519c\u5b9a\u7406\u53ef\u4ee5\u89e3\u91ca\u73b0\u4ee3\u5404\u79cd\u65e0\u7ebf\u5236\u5f0f\u7531\u4e8e\u5e26\u5bbd\u4e0d\u540c\uff0c\u6240\u652f\u6301\u7684\u5355\u8f7d\u6ce2\u6700\u5927\u541e\u5410\u91cf\u7684\u4e0d\u540c\u3002<\/p>\n<h2>\u4e09\u3001\u6545UWB\u81ea\u8eab\u7279\u70b9<\/h2>\n<p>\u7cfb\u7edf\u5bb9\u91cf\u5927\uff0c\u4f20\u8f93\u901f\u5ea6\u5feb<\/p>\n<p>\u6839\u636e\u9999\u519c\u4fe1\u9053\u5bb9\u9650\u516c\u5f0f\uff0c\u5e26\u5bbd\u8d8a\u5bbd\uff0c\u7cfb\u7edf\u7684\u6700\u5927\u4f20\u8f93\u901f\u7387\u5c31\u8d8a\u5927\u3002\u4f20\u7edf\u7684\u65e0\u7ebf\u8f7d\u6ce2\u901a\u4fe1\u7cfb\u7edf\u7531\u4e8e\u9891\u5e26\u7a84\uff0c\u5fc5\u987b\u91c7\u7528\u591a\u8fdb\u5236\u7684\u8c03\u5236\u65b9\u5f0f\u624d\u80fd\u4f7f\u4fe1\u53f7\u7684\u4f20\u8f93\u901f\u7387\u8fbe\u5230100Mbps\u4ee5\u4e0a\uff0c\u800cUWB\u901a\u4fe1\u7684\u5e26\u5bbd\u90fd\u5728500MHz\u4ee5\u4e0a\uff0c\u5176\u4f20\u8f93\u901f\u7387\u53ef\u8fbe\u52301Gbps\u4ee5\u4e0a\u3002<\/p>\n<p>\u53d1\u5c04\u529f\u7387\u4f4e<\/p>\n<p>IR-UWB\u5177\u67091GHz\u4ee5\u4e0a\u7684\u9891\u5e26\u5bbd\u5ea6\uff0c\u6781\u5927\u7684\u5e26\u5bbd\u4fdd\u8bc1\u4e86\u8f83\u4f4e\u7684\u53d1\u5c04\u529f\u7387\u3002\u5728\u77ed\u8ddd\u79bb\u65e0\u7ebf\u901a\u4fe1\u5e94\u7528\u4e2d\uff0c\u53d1\u5c04\u673a\u53d1\u5c04\u7684UWB\u4fe1\u53f7\u529f\u7387\u8981\u4f4e\u4e8e1mW\uff0c\u8fd9\u5927\u5927\u5ef6\u957f\u4e86\u7535\u6c60\u5bff\u547d\uff0c\u4fdd\u8bc1\u4e86\u8f83\u957f\u7684\u7cfb\u7edf\u5de5\u4f5c\u65f6\u95f4\uff0c\u540c\u65f6\u5bf9\u4eba\u4f53\u7684\u8f90\u5c04\u5371\u5bb3\u4e5f\u66f4\u5c0f\u3002<\/p>\n<p>\u591a\u5f84\u5206\u8fa8\u7387\u9ad8<\/p>\n<p>UWB\u4fe1\u53f7\u91c7\u7528\u6301\u7eed\u65f6\u95f4\u5f88\u77ed\u7684\u7a84\u8109\u51b2\uff0c\u5177\u6709\u8f83\u5f3a\u7684\u65f6\u95f4\u548c\u7a7a\u95f4\u5206\u8fa8\u7387\uff0c\u56e0\u6b64\u5177\u6709\u826f\u597d\u7684\u6297\u591a\u5f84\u6027\u80fd<\/p>\n<p>\u7cfb\u7edf\u4fdd\u5bc6\u6027\u597d<\/p>\n<p>UWB\u53d1\u5c04\u529f\u7387\u4f4e\uff0c\u4ec5\u57281mW\u4ee5\u4e0b\uff0c 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1\uff1a \u76f8\u5bf9\u5e26\u5bbd\u4e0d\u5c0f\u4e8e20%\uff0c\u5982\u4e0b\uff1a<\/p>\n<p style=\"text-align: center;\">(\u3016(f\u3017_h-f_l))\/f_c &gt;20%<\/p>\n<p>2.\u5e26\u5bbd\u4e0d\u5c0f\u4e8e500MHZ<\/p>\n<p>\u8f90\u5c04\u529f\u7387ERIP\uff1a &lt; -41.3 dBm \/ MHz<\/p>\n<p>\u25aa \u4f20\u7edf\u7684\u8d85\u5bbd\u5e26\u5b9e\u73b0\u6280\u672f\uff0c\u8109\u51b2\u65e0\u7ebf\u7535\uff08Impulse Radio\uff09<\/p>\n<p>\u0131\u57fa\u672c\u901a\u4fe1\u9891\u6bb5<\/p>\n<p>\u25aa 0 \u2013 960 MHz\u3001 3.1 GHz &#8211; 10.6 GHz\uff1b\u76ee\u524d\u4e00\u822c\u5728\u540e\u8005\uff0c\u524d\u8005\u5c06\u7528\u67655G\u79fb\u52a8\u901a\u4fe1\u4f7f\u7528\u3002<\/p>\n<p>UWB\u6807\u51c6\u534f\u8bae802.15\u6807\u51c6\u59d4\u5458\u4f1a\uff0c\u5176\u4e2d\u6211\u4eec\u719f\u6089\u7684\u662f802.11\u662fWiFi\u534f\u8bae\u6807\u51c6\u3002<\/p>\n<h2>\u4e94\u3001UWP\u7269\u7406\u5c42\u7ed3\u6784<\/h2>\n<p>\u534f\u8bae\u5c01\u88c5<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-875\" src=\"http:\/\/bestgrow-bestgrow.stor.applinzi.com\/uploads\/2020\/12\/33.png\" alt=\"\" width=\"1477\" height=\"658\" \/><\/p>\n<p>\u7269\u7406\u5c42\u6846\u67b6\u7ed3\u6784<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-879\" src=\"http:\/\/bestgrow-bestgrow.stor.applinzi.com\/uploads\/2020\/12\/66.png\" alt=\"\" width=\"1763\" height=\"462\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-877\" src=\"http:\/\/bestgrow-bestgrow.stor.applinzi.com\/uploads\/2020\/12\/44.png\" alt=\"\" width=\"1229\" height=\"639\" \/><\/p>\n<p>\u4fe1\u53f7\u5c42\u7ed3\u6784<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-878\" src=\"http:\/\/bestgrow-bestgrow.stor.applinzi.com\/uploads\/2020\/12\/55.png\" alt=\"\" width=\"1325\" height=\"382\" \/><\/p>\n<p>SHR\uff1a\u540c\u6b65\u5934\u524d\u5bfc\u7801\uff0c\u7531\u540c\u6b65\u90e8\u5206\u548cSFD\uff08\u5e27\u5f00\u59cb\uff09\u90e8\u5206\u7ec4\u6210<\/p>\n<p>\u25aa Preamble\uff1a\u524d\u5bfc\u7801\u7528\u4e8e\u65f6\u949f\/\u8f7d\u6ce2\u6355\u83b7\u548c\u63a5\u6536\u673a\u8bad\u7ec3<\/p>\n<p>\u25aa SFD\uff1a\u5f00\u59cb\u5e27\u5206\u9694\u7b26\uff0c\u7528\u4e8e\u5e27\u540c\u6b65<\/p>\n<p>\u0131PHR:PHY\u62a5\u5934\uff0c\u6bd4\u7279\u7387110\u6216850 kb\/s\uff0c\u8868\u793a\u7b26\u53f7\u901f\u7387\u3001PSDU\u7684\u957f\u5ea6<\/p>\n<p>\u0131PSDU:PHY\u4e1a\u52a1\u6570\u636e\u5355\u5143\uff0c\u6bd4\u7279\u7387\u7528PHR\u8868\u793a<\/p>\n<p>UWB\u8109\u51b2\u7f16\u7801<\/p>\n<p>\u65f6\u57df<\/p>\n<p>Ook\u5f00\u5173\u952e\u63a7<\/p>\n<p>BPSK\u76f8\u79fb\u952e\u63a7<\/p>\n<p>BPM Burst Position Modulation<\/p>\n<h2>\u516d\u3001UWB\u5ba4\u5185\u5b9a\u4f4d\u539f\u7406<\/h2>\n<p>&nbsp;<\/p>\n<p>\uff08TDOA\uff09\u5230\u8fbe\u65f6\u95f4\u5dee\u5b9a\u4f4d<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-872\" src=\"http:\/\/bestgrow-bestgrow.stor.applinzi.com\/uploads\/2020\/12\/111.png\" alt=\"\" width=\"843\" height=\"808\" \/><\/p>\n<p>TDOA(Time Difference of Arrival)\u662f\u5bf9TOA\u7b97\u6cd5\u7684\u6539\u8fdb\uff0c\u4e0d\u662f\u76f4\u63a5\u5229\u7528\u4fe1\u53f7\u5230\u8fbe\u65f6\u95f4\uff0c\u800c\u662f\u901a\u8fc7\u68c0\u6d4b\u4fe1\u53f7\u5230\u8fbe\u591a\u4e2a\u4e25\u683c\u65f6\u95f4\u540c\u6b65\u57fa\u7ad9\u7684\u5230\u8fbe\u65f6\u95f4\u5dee\u6765\u8ba1\u7b97\u6807\u7b7e\u7684\u4f4d\u7f6e\uff0c\u8be5\u65b9\u6cd5\u4e0d\u9700\u8981\u6807\u7b7e\u548c\u57fa\u7ad9\u4fdd\u6301\u65f6\u95f4\u540c\u6b65\u3002\u57fa\u7ad9\u4e4b\u95f4\u8fdb\u884c\u540c\u6b65\u6bd4\u57fa\u7ad9\u548c\u79fb\u52a8\u7ec8\u7aef\u4e4b\u95f4\u8fdb\u884c\u540c\u6b65\u8981\u5bb9\u6613\u5b9e\u73b0\u5f97\u591a\u3002\u8fd9\u4f7f\u5f97TDOA\u5b9a\u4f4d\u6bd4TOA\u5b9a\u4f4d\u8981\u66f4\u52a0\u5bb9\u6613\u5b9e\u73b0\uff0c\u6240\u4ee5 TDOA\u5b9a\u4f4d\u7684\u5e94\u7528\u975e\u5e38\u5e7f\u6cdb\u3002<\/p>\n<ul>\n<li>\u65f6\u95f4\u540c\u6b65\u5206\u6709\u7ebf\u65f6\u95f4\u540c\u6b65\u548c\u65e0\u7ebf\u65f6\u95f4\u540c\u6b65\uff1a<\/li>\n<\/ul>\n<p>\u2713 \u6709\u7ebf\u65f6\u95f4\u540c\u6b65\u901a\u8fc7\u4e13\u7528\u7684\u6709\u7ebf\u65f6\u95f4\u540c\u6b65\u5668\u8fdb\u884c\u65f6\u949f\u5206\u53d1\uff0c\u7cbe\u5ea6~0.1ns\uff0c\u4f46\u65f6\u949f\u7f51\u7edc\u7684\u90e8\u7f72\u548c\u7ef4\u62a4\u4ee3\u4ef7\u4ee5\u53ca\u6210\u672c\u8f83\u9ad8\u3002<\/p>\n<p>\u2713 \u65e0\u7ebf\u65f6\u95f4\u540c\u6b65\u4e0d\u9700\u8981\u7279\u6b8a\u540c\u6b65\u8bbe\u5907\uff0c\u7cbe\u5ea6~0.3ns\u4f4e\u4e8e\u6709\u7ebf\u65f6\u95f4\u540c\u6b65\uff0c\u4e0d\u8fc7\u5176\u7cfb\u7edf\u90e8\u7f72\u7ef4\u62a4\u548c\u6210\u672c\u76f8\u5bf9\u8f83\u4f4e\u3002\u7531\u4e8e\u65e0\u7ebf\u65f6\u95f4\u540c\u6b65\u4ece\u90e8\u7f72\u7ef4\u62a4\u96be\u5ea6\uff0c\u7cfb\u7edf\u6269\u5c55\u7075\u6d3b\u6027\uff0c\u548c\u6210\u672c\u4e0a\u90fd\u4f18\u4e8e\u6709\u7ebf\u65f6\u95f4\u540c\u6b65\uff1b<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-870\" src=\"http:\/\/bestgrow-bestgrow.stor.applinzi.com\/uploads\/2020\/12\/22-1.png\" alt=\"\" width=\"627\" height=\"327\" \/><\/p>\n<p>\u6570\u5b66\u6a21\u578b<\/p>\n<p>\u76ee\u524d\uff0c\u6df7\u5408\u5b9a\u4f4d\u6280\u672f\u662fUWB\u5b9a\u4f4d\u7814\u7a76\u9886\u57df\u4e2d\u7684\u65b0\u8d8b\u52bf\uff0c\u5177\u6709\u5e7f\u5927\u7684\u53d1\u5c55\u524d\u666f<\/p>\n<h2>\u53c2\u8003\u6587\u732e\uff1a<\/h2>\n<p>\u30101\u3011Jason Wei Test Solutions for UWB Applications Internal &#8211; JW V4-20200929<\/p>\n<p>\u30102\u3011\u738b\u9e4f\uff0c\u65b9\u9707\uff0c\u590f\u6500\uff0c\u7b49. \u9762\u5411\u79fb\u52a8\u5065\u5eb7\u5e94\u7528\u7684 UWB \u5ba4\u5185\u5b9a\u4f4d\u65b9\u6cd5[J]. \u5bfc\u822a\u5b9a\u4f4d\u5b66\u62a5, 2020, 8(6): 37-45.\uff08WANG Peng, FANG Zhen, XIA Pan, et al. An UWB indoor positioning system for mobile health application[J]. Journal of Navigation and Positioning, 2020, 8(6): 37- 45.\uff09DOI:10.16547\/j.cnki.10-1096.20200606.<\/p>\n<p>\u30103\u3011<a href=\"https:\/\/blog.csdn.net\/miffywm\/article\/details\/106435108\">UWB\u534f\u8bae\uff1aIEEE 802.15.4A\u20102011\u5b66\u4e60<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9605\u8bfb\u6307\u5357\uff1a \u5982\u679c\u60a8\u6709\u901a\u4fe1\u5de5\u7a0b\u3001\u7535\u78c1\u6ce2\u3001\u65e0\u7ebf\u7535\u4e13\u4e1a\u57fa\u7840\uff0c\u8fd9\u6837\u66f4&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kadence_starter_templates_imported_post":false,"footnotes":""},"categories":[3,11,12],"tags":[14,15,19,22,25],"class_list":["post-869","post","type-post","status-publish","format-standard","hentry","category-5g","category-11","category-12","tag-exam","tag-learn","tag-19","tag-22","tag-25"],"_links":{"self":[{"href":"https:\/\/growlove.cn\/index.php\/wp-json\/wp\/v2\/posts\/869","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/growlove.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/growlove.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/growlove.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/growlove.cn\/index.php\/wp-json\/wp\/v2\/comments?post=869"}],"version-history":[{"count":0,"href":"https:\/\/growlove.cn\/index.php\/wp-json\/wp\/v2\/posts\/869\/revisions"}],"wp:attachment":[{"href":"https:\/\/growlove.cn\/index.php\/wp-json\/wp\/v2\/media?parent=869"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/growlove.cn\/index.php\/wp-json\/wp\/v2\/categories?post=869"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/growlove.cn\/index.php\/wp-json\/wp\/v2\/tags?post=869"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}