{"id":11038,"date":"2021-11-02T23:25:46","date_gmt":"2021-11-03T06:25:46","guid":{"rendered":"https:\/\/www.litepoint.com\/?post_type=blog&#038;p=11038"},"modified":"2021-11-02T23:25:51","modified_gmt":"2021-11-03T06:25:51","slug":"%e8%93%9d%e7%89%99-5-1%e3%80%81%e8%b6%85%e5%ae%bd%e5%b8%a6%e5%92%8c-wi-fi-802-11az-%e5%9c%a8%e6%8f%90%e4%be%9b%e5%87%86%e7%a1%ae%e5%ae%9a%e4%bd%8d%e6%96%b9%e9%9d%a2%e7%9a%84%e4%bc%98%e5%8a%bf%e6%af%94","status":"publish","type":"blog","link":"https:\/\/www.litepoint.com\/zh-hans\/blog\/%e8%93%9d%e7%89%99-5-1%e3%80%81%e8%b6%85%e5%ae%bd%e5%b8%a6%e5%92%8c-wi-fi-802-11az-%e5%9c%a8%e6%8f%90%e4%be%9b%e5%87%86%e7%a1%ae%e5%ae%9a%e4%bd%8d%e6%96%b9%e9%9d%a2%e7%9a%84%e4%bc%98%e5%8a%bf%e6%af%94\/","title":{"rendered":"\u84dd\u7259 5.1\u3001\u8d85\u5bbd\u5e26\u548c Wi-Fi 802.11az \u5728\u63d0\u4f9b\u51c6\u786e\u5b9a\u4f4d\u65b9\u9762\u7684\u4f18\u52bf\u6bd4\u8f83"},"content":{"rendered":"\n<p><em>\u672c\u535a\u5ba2\u7684\u4f5c\u8005\u662f<\/em><em> LitePoint <\/em><em>\u7684<\/em><em> Eve Danel<\/em><em>\u3002<\/em><em>\u5728\u672c\u7bc7\u535a\u6587\u4e2d\uff0c\u60a8\u5c06\u4e86\u89e3\u5230\u84dd\u7259\u3001\u8d85\u5bbd\u5e26\u548c<\/em><em> Wi-Fi <\/em><em>\u89c4\u8303\u5728\u6539\u5584\u5b9a\u4f4d\u529f\u80fd\u65b9\u9762\u7684\u66f4\u65b0\u3002<\/em><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"472\" src=\"data:image\/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAxOTExIDg4MSIgd2lkdGg9IjE5MTEiIGhlaWdodD0iODgxIiBkYXRhLXU9Imh0dHBzJTNBJTJGJTJGd3d3LmxpdGVwb2ludC5jb20lMkZ3cC1jb250ZW50JTJGdXBsb2FkcyUyRjIwMjElMkYxMSUyRmxwLWJsb2ctbG9jYXRpb24tbGcuanBnIiBkYXRhLXc9IjE5MTEiIGRhdGEtaD0iODgxIiBkYXRhLWJpcD0iIj48L3N2Zz4=\" data-spai=\"1\" alt=\"\" class=\"wp-image-11019\" srcset=\" \" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u84dd\u7259\u3001\u8d85\u5bbd\u5e26\u548c Wi-Fi \u7684\u6700\u65b0\u6807\u51c6\u66f4\u65b0\u5f15\u5165\u4e86\u66f4\u52a0\u51c6\u786e\u7684\u5168\u65b0\u5b9a\u4f4d\u529f\u80fd\uff0c\u65e0\u7ebf\u8bbe\u5907\u8bbe\u8ba1\u4eba\u5458\u53ef\u5229\u7528\u8fd9\u4e9b\u529f\u80fd\u6765\u652f\u6301\u65b0\u7684\u5ba4\u5185\u5b9a\u4f4d\u5e94\u7528\u3002\u5728\u672c\u7bc7\u535a\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u56de\u987e\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u5e76\u6bd4\u8f83\u5b83\u4eec\u5404\u81ea\u5728\u63d0\u4f9b\u6539\u8fdb\u529f\u80fd\u65b9\u9762\u7684\u4f18\u52bf\u3002 <\/p>\n\n\n\n<p>\u5728\u4e3b\u8981\u7528\u4e8e\u5ba4\u5916\u5e94\u7528\u7684 GPS \u548c\u5176\u4ed6\u536b\u661f\u6280\u672f\u7cbe\u5ea6\u4e0d\u591f\u6216\u8005\u53d7\u5230\u5efa\u7b51\u7269\u6216\u5176\u4ed6\u969c\u788d\u7269\u963b\u6321\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4f7f\u7528\u8fd9\u4e9b\u5b9a\u4f4d\u529f\u80fd\u6765\u7cbe\u51c6\u5b9a\u4f4d\u4eba\u6216\u7269\u4f53\u3002\u867d\u7136\u5176\u4ed6\u5ba4\u5185\u5b9a\u4f4d\u7cfb\u7edf\u53ef\u4ee5\u68c0\u6d4b\u5230\u7269\u4f53\u7684\u4f4d\u7f6e\uff0c\u4f46\u5176\u7cbe\u5ea6\u53ea\u80fd\u8fbe\u5230\u51e0\u7c73\u7684\u91cf\u7ea7\uff0c\u8fd9\u610f\u5473\u7740\u8fd9\u4e9b\u7cfb\u7edf\u4e0d\u80fd\u7528\u4e8e\u8bb8\u591a\u9700\u8981\u66f4\u9ad8\u7cbe\u5ea6\u7684\u5e94\u7528\u4e2d\u3002<\/p>\n\n\n\n<p>\u84dd\u7259\u548c Wi-Fi \u5747\u5df2\u5e7f\u6cdb\u7528\u4e8e\u8bb8\u591a\u5ba4\u5185\u5b9a\u4f4d\u7684\u90e8\u7f72\u3002\u8fd9\u4e9b\u6280\u672f\u65e9\u671f\u7248\u672c\u7684\u5b9a\u4f4d\u529f\u80fd\u4e3b\u8981\u57fa\u4e8e\u63a5\u6536\u4fe1\u53f7\u5f3a\u5ea6\u6307\u6807 (RSSI)\u3002\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u901a\u8fc7\u6d4b\u91cf\u63a5\u6536\u4fe1\u53f7\u7684\u5f3a\u5ea6\u6765\u786e\u5b9a\u53d1\u5c04\u5668\u548c\u63a5\u6536\u70b9\u4e4b\u95f4\u7684\u8ddd\u79bb\uff0c\u7136\u540e\u6839\u636e\u76f8\u5e94\u7684\u4fe1\u53f7\u8870\u51cf\u8fdb\u884c\u5b9a\u4f4d\u8ba1\u7b97\u3002RSSI \u65b9\u6cd5\u7684\u7cbe\u5ea6\u53d7\u591a\u79cd\u56e0\u7d20\u7684\u9650\u5236\uff0c\u4e3b\u8981\u662f\u53d1\u5c04\u5668\u548c\u63a5\u6536\u5668\u4e4b\u95f4\u662f\u5426\u5b58\u5728\u5bfc\u81f4\u8870\u51cf\u7684\u969c\u788d\u7269\u3002\u5982\u679c\u5b58\u5728\u969c\u788d\u7269\uff0c\u90a3\u4e48\u6d4b\u91cf\u7cbe\u5ea6\u4f1a\u76f8\u5e94\u964d\u4f4e\u3002\u5982\u679c\u4fe1\u53f7\u5f3a\u5ea6\u6d4b\u91cf\u503c\u672a\u7ecf\u6821\u51c6\uff0c\u90a3\u4e48\u5176\u7cbe\u5ea6\u4e5f\u4f1a\u964d\u4f4e\uff0c\u4ece\u800c\u5bfc\u81f4\u4f4d\u7f6e\u8ba1\u7b97\u51fa\u73b0\u51e0 dB \u7684\u8bef\u5dee\u3002<\/p>\n\n\n\n<p>\u53e6\u5916\uff0cRSSI \u65b9\u6cd5\u672c\u8eab\u4e5f\u4e0d\u662f\u5341\u5206\u5b89\u5168\uff0c\u53ef\u80fd\u4f1a\u53d7\u5230\u201c\u4e2d\u95f4\u4eba\u201d(MITM) \u653b\u51fb\u3002\u5f53\u653b\u51fb\u8005\u653e\u5927\u4f20\u8f93\u4fe1\u53f7\u4ee5\u4f7f\u53d1\u5c04\u5668\u770b\u8d77\u6765\u6bd4\u5b9e\u9645\u66f4\u8fd1\u65f6\uff0c\u5c31\u4f1a\u53d1\u751f\u8fd9\u79cd\u653b\u51fb\u3002 <\/p>\n\n\n\n<p>\u4e0b\u4e00\u4ee3\u5b9a\u4f4d\u6280\u672f\u7684\u76ee\u6807\u662f\u8fbe\u5230\u66f4\u9ad8\u7684\u5b89\u5168\u6c34\u5e73\uff0c\u4ee5\u53ca\u4f4e\u81f3\u51e0\u5341\u5398\u7c73\u7684\u7cbe\u5ea6\u3002\u5fae\u5b9a\u4f4d\u5f00\u542f\u4e86\u65b0\u4e00\u4ee3\u7684\u7528\u4f8b\uff0c\u5141\u8bb8\u7528\u6237\u4ee5\u6781\u5176\u7cbe\u786e\u7684\u65b9\u5f0f\u4e0e\u6240\u5904\u73af\u5883\u548c\u5468\u56f4\u7269\u4f53\u4ea4\u4e92\u3002<\/p>\n\n\n\n<p><strong>\u84dd\u7259\u4f4e\u529f\u8017<\/strong><strong> 5.1<\/strong><\/p>\n\n\n\n<p>\u6700\u65b0\u52a0\u5165\u7684\u84dd\u7259&nbsp;5.1&nbsp;\u6807\u51c6\u589e\u52a0\u4e86\u51e0\u4e2a\u5b9a\u5411\u589e\u5f3a\u529f\u80fd\uff0c\u53ef\u63d0\u4f9b\u4f20\u5165\u4fe1\u53f7\u7684\u89d2\u5ea6\u4fe1\u606f\u3002\u8fd9\u9879\u6807\u51c6\u6307\u5b9a\u4e86\u4e24\u79cd\u65b9\u6cd5\uff1a\u63d0\u4f9b\u5230\u8fbe\u89d2 (AOA) \u4fe1\u606f\u548c\u63d0\u4f9b\u79bb\u5f00\u89d2 (AOD) \u4fe1\u606f\u3002<a href=\"https:\/\/www.litepoint.com\/zh-hans\/blog\/%e8%93%9d%e7%89%99-5-1-%e4%b8%ba%e4%bb%80%e4%b9%88%e6%88%91%e4%bb%ac%e9%9c%80%e8%a6%81%e5%87%86%e7%a1%ae%e7%9a%84%e5%ae%9a%e4%bd%8d%e5%92%8c%e5%ae%9a%e5%90%91%ef%bc%9f\/\">\uff08\u9605\u8bfb\u672c\u535a\u5ba2\uff0c\u4e86\u89e3\u6211\u4eec\u4e3a\u4f55\u9700\u8981\u8fd9\u4e9b\u6d4b\u91cf\u503c\u7684\u5b8c\u6574\u8bf4\u660e\u3002\uff09<\/a><\/p>\n\n\n\n<p>\u5728\u5b9a\u5411\u65b9\u9762\uff0c\u84dd\u7259 5.1 \u8bbe\u5907\u53ef\u4ee5\u4f20\u8f93\u7279\u6b8a\u683c\u5f0f\u7684\u6570\u636e\u5305\uff0c\u84dd\u7259 5.1 \u63a5\u6536\u5668\u4f7f\u7528\u81f3\u5c11\u6709 2 \u6839\u5929\u7ebf\u7684\u5929\u7ebf\u9635\u5217\uff0c\u4ee5\u6839\u636e\u5929\u7ebf\u4e4b\u95f4\u7684\u76f8\u4f4d\u5dee\u3001\u4fe1\u53f7\u6ce2\u957f\u548c\u5929\u7ebf\u4e4b\u95f4\u7684\u8ddd\u79bb\u6765\u8ba1\u7b97\u5165\u5c04\u89d2\u3002 \n\n<\/p>\n\n\n\n<p>\u5c06 RSSI \u4fe1\u606f\u4e0e AOA \u6216 AOD \u76f8\u7ed3\u5408\uff0c\u53ef\u4ee5\u66f4\u7cbe\u786e\u5730\u786e\u5b9a\u8bbe\u5907\u4f4d\u7f6e\u3002\n<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"387\" height=\"413\" src=\"data:image\/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAzODcgNDEzIiB3aWR0aD0iMzg3IiBoZWlnaHQ9IjQxMyIgZGF0YS11PSJodHRwcyUzQSUyRiUyRnd3dy5saXRlcG9pbnQuY29tJTJGd3AtY29udGVudCUyRnVwbG9hZHMlMkYyMDIxJTJGMTElMkZGaWd1cmUtMS5wbmciIGRhdGEtdz0iMzg3IiBkYXRhLWg9IjQxMyIgZGF0YS1iaXA9IiI+PC9zdmc+\" data-spai=\"1\" alt=\"\" class=\"wp-image-11046\"  \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 1\uff1a\u84dd\u7259\u4f4e\u529f\u8017 5.1 \u5b9a\u5411<\/p>\n\n\n\n<p><strong>\u8d85\u5bbd\u5e26<\/strong><strong> (UWB)<\/strong><\/p>\n\n\n\n<p>\u57fa\u4e8e IEEE 802.15.4z-2020 HRP ERDEV\uff08\u589e\u5f3a\u578b\u6d4b\u8ddd\u8bbe\u5907\uff09\u4fee\u8ba2\u7684\u8d85\u5bbd\u5e26 (UWB) \u53ef\u63d0\u4f9b\u9ad8\u7cbe\u5ea6\u548c\u5b89\u5168\u5b9a\u4f4d\u3002<\/p>\n\n\n\n<p>UWB \u4e0d\u4f7f\u7528\u4fe1\u53f7\u5f3a\u5ea6\uff0c\u800c\u662f\u4f7f\u7528\u98de\u884c\u65f6\u95f4 (ToF) \u6765\u4f30\u7b97\u8ddd\u79bb\u3002<\/p>\n\n\n\n<p>ToF \u6d4b\u91cf\u4fe1\u53f7\u4ece\u53d1\u5c04\u5668\u5230\u63a5\u6536\u5668\u6240\u82b1\u8d39\u7684\u4f20\u64ad\u65f6\u95f4\u3002\u65e0\u8bba\u73af\u5883\u5982\u4f55\uff0c\u4fe1\u53f7\u90fd\u4ee5\u5149\u901f\u4f20\u64ad\u3002\u57fa\u4e8e\u65f6\u5e8f\u7684\u8ddd\u79bb\u4f30\u7b97\u66f4\u52a0\u7a33\u5065\uff0c\u800c\u4e14\u4e0d\u50cf\u524d\u9762\u4ecb\u7ecd\u7684 RSSI \u65b9\u6cd5\u90a3\u6837\u5bb9\u6613\u53d7\u73af\u5883\u7684\u5f71\u54cd\u3002<\/p>\n\n\n\n<p>\u7531\u4e8e\u65e0\u6cd5\u5728\u4e0d\u589e\u52a0\u5ef6\u8fdf\u7684\u60c5\u51b5\u4e0b\u622a\u83b7\u4fe1\u53f7\u5e76\u91cd\u65b0\u4f20\u8f93\uff0c\u800c\u4e14\uff0c\u5305\u542b\u91c7\u7528 AES-128 \u52a0\u5bc6\u7684\u52a0\u6270\u65f6\u95f4\u6233\u5e8f\u5217 (STS) \u7684\u5e27\u63d0\u4f9b\u4e86\u989d\u5916\u7684\u5b89\u5168\u5c42\uff0c\u56e0\u6b64\uff0cUWB \u5bf9\u524d\u9762\u4ecb\u7ecd\u7684\u4e2d\u95f4\u4eba\u653b\u51fb\u5177\u6709\u66f4\u5f3a\u7684\u62b5\u6297\u80fd\u529b\u3002<\/p>\n\n\n\n<p>\uff08<a href=\"https:\/\/www.litepoint.com\/blog\/uwb-enables-secure-ranging-and-precision\/\">\u9605\u8bfb\u672c\u535a\u5ba2\uff0c\u5168\u9762\u4e86\u89e3 UWB \u53ca\u5176\u5de5\u4f5c\u539f\u7406<\/a>\uff09<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"562\" height=\"372\" src=\"data:image\/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCA1NjIgMzcyIiB3aWR0aD0iNTYyIiBoZWlnaHQ9IjM3MiIgZGF0YS11PSJodHRwcyUzQSUyRiUyRnd3dy5saXRlcG9pbnQuY29tJTJGd3AtY29udGVudCUyRnVwbG9hZHMlMkYyMDIxJTJGMTElMkZmaWd1cmUtMi5qcGciIGRhdGEtdz0iNTYyIiBkYXRhLWg9IjM3MiIgZGF0YS1iaXA9IiI+PC9zdmc+\" data-spai=\"1\" alt=\"\" class=\"wp-image-11051\"  \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 2\uff1aUWB \u98de\u884c\u65f6\u95f4<\/p>\n\n\n\n<p><strong>Wi-Fi IEEE 802.11az<\/strong><\/p>\n\n\n\n<p>IEEE 802.11az \u4e0b\u4e00\u4ee3\u5b9a\u4f4d (NGP) \u6807\u51c6\u5b8c\u6210\u5728\u5373\uff0c\u8fd9\u9879\u6807\u51c6\u57fa\u4e8e IEEE 802.11mc \u6807\u51c6\u7248\u672c\u4e2d\u7684\u7cbe\u7ec6\u5b9a\u65f6\u6d4b\u91cf (FTM) \u529f\u80fd\u6784\u5efa\u3002\u4e0e\u4f7f\u7528\u4fe1\u53f7\u5f3a\u5ea6\u6765\u4f30\u7b97\u8ddd\u79bb\u7684 RSSI \u65b9\u6cd5\u4e0d\u540c\uff0cFTM \u4f7f\u7528\u5f80\u8fd4\u65f6\u95f4\u4fe1\u606f\u6765\u4f30\u7b97\u542f\u7528 Wi-Fi \u7684\u7ad9\u70b9\u548c\u63a5\u5165\u70b9\u4e4b\u95f4\u7684\u8ddd\u79bb\u3002<\/p>\n\n\n\n<p>802.11az \u6807\u51c6\u65e8\u5728\u901a\u8fc7 NGP \u6539\u8fdb\u4f20\u7edf FTM\uff0cNGP \u4f7f\u7528\u4e86\u4e0e 802.11ax\/Wi-Fi 6 \u6807\u51c6\u4e00\u81f4\u7684\u591a\u9879\u589e\u5f3a\u529f\u80fd\u3002Wi-Fi \u8054\u76df\u8fd8\u5728\u52aa\u529b\u5f00\u53d1 R2 \u9879\u76ee\uff0c\u8fd9\u662f\u57fa\u4e8e NGP \u7684\u4e0b\u4e00\u4ee3 Wi-Fi \u5b9a\u4f4d\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"620\" height=\"464\" src=\"data:image\/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCA2MjAgNDY0IiB3aWR0aD0iNjIwIiBoZWlnaHQ9IjQ2NCIgZGF0YS11PSJodHRwcyUzQSUyRiUyRnd3dy5saXRlcG9pbnQuY29tJTJGd3AtY29udGVudCUyRnVwbG9hZHMlMkYyMDIxJTJGMTElMkZQaWN0dXJlMS1lZGl0ZWQucG5nIiBkYXRhLXc9IjYyMCIgZGF0YS1oPSI0NjQiIGRhdGEtYmlwPSIiPjwvc3ZnPg==\" data-spai=\"1\" alt=\"\" class=\"wp-image-11029\"  \/><figcaption>ToF = [(t4-t1)-(t3-t3)]\/2<br>Range = c x ToF<\/figcaption><\/figure><\/div>\n\n\n\n<p><\/p>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 3\uff1aWi-Fi \u5b9a\u65f6\u6d4b\u91cf\u5f80\u8fd4\u65f6\u95f4<\/p>\n\n\n\n<p>FTM \u4f7f\u7528\u98de\u884c\u65f6\u95f4\u6d4b\u91cf\u8ddd\u79bb\uff0c\u5176\u673a\u5236\u4e0e\u4e4b\u524d\u6240\u8ff0\u7684 UWB \u7684 ToF \u975e\u5e38\u76f8\u4f3c\u3002Wi-Fi \u5ba2\u6237\u7aef\u7ad9\u70b9\u548c\u63a5\u5165\u70b9\u4ea4\u6362\u4e00\u7cfb\u5217\u6d88\u606f\uff0c\u5176\u4e2d\u5305\u542b\u79bb\u5f00\u65f6\u95f4\u548c\u5230\u8fbe\u65f6\u95f4\u7684\u65f6\u95f4\u6233\uff0c\u56e0\u6b64\u53ef\u5f97\u51fa\u5f80\u8fd4\u65f6\u95f4\u3002\u5f80\u8fd4\u65f6\u95f4\u673a\u5236\u4e0d\u9700\u8981\u540c\u6b65\u8bbe\u5907\u4e0a\u7684\u65f6\u949f\u3002<\/p>\n\n\n\n<p>802.11az \u65e8\u5728\u901a\u8fc7\u5229\u7528 802.11ax \u6807\u51c6\u4e2d\u7684\u6700\u65b0\u529f\u80fd\u6765\u6539\u8fdb\u4f20\u7edf FTM\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u4e3a\u63d0\u9ad8\u7cbe\u5ea6\uff0c802.11az \u5c06\u4f7f\u7528\u66f4\u5bbd\u7684\u4fe1\u9053\u5e26\u5bbd\uff0cWi-Fi 6 \u7684\u4fe1\u9053\u5e26\u5bbd\u6700\u9ad8\u53ef\u8fbe 160 MHz\uff0c\u4f46 802.11be (Wi-Fi 7) \u53ef\u4ee5\u6269\u5c55\u5230 320 MHz\uff0c\u56e0\u4e3a\u66f4\u5bbd\u7684\u5e26\u5bbd\u53ef\u63d0\u4f9b\u66f4\u9ad8\u7684\u5206\u8fa8\u7387\u3002\u4e3a\u4e86\u66f4\u597d\u5730\u9002\u5e94\u591a\u8def\u5f84\u6548\u5e94\uff0c\u5c06\u4f1a\u5229\u7528 MIMO \u4fe1\u53f7\u7279\u6027\u3002<\/li><li>\u4e3a\u63d0\u9ad8\u534f\u8bae\u6548\u7387\uff0c802.11az \u91cd\u590d\u4f7f\u7528 802.11ax PHY \u7a7a\u6570\u636e\u5305 (NDP) \u5e27\uff0c\u8fd9\u4e9b\u5e27\u5df2\u9488\u5bf9\u6ce2\u675f\u6210\u5f62\u63a2\u6d4b\u8fdb\u884c\u5b9a\u4e49\u3002\u65f6\u95f4\u6233\u57fa\u4e8e HE \u6d4b\u8ddd\u7a7a\u6570\u636e\u5305 (NDP) \u5e27\u6216 HE \u89e6\u53d1 (TB) \u54cd\u5e94\u6d4b\u8ddd NDP \u7684\u4ea4\u6362\u3002<\/li><li>\u6b64\u5916\uff0c802.11az \u8fd8\u5229\u7528\u4e86 Wi-Fi 6 \u7684\u591a\u7528\u6237\u529f\u80fd\uff0c\u5f53\u5c06\u57fa\u4e8e\u89e6\u53d1\u5668\u7684\u6d4b\u8ddd\u4e0e\u4e0a\u884c\u94fe\u8def\u548c\u4e0b\u884c\u94fe\u8def OFDMA \u7ed3\u5408\u4f7f\u7528\u65f6\uff0cAP \u53ef\u4ee5\u5229\u7528\u5355\u6b21\u4f20\u8f93\u6709\u6548\u5730\u4ece\u591a\u4e2a\u7ad9\u70b9\u83b7\u5f97\u6d4b\u8ddd\u4fe1\u606f\u3002\u6b64\u529f\u80fd\u6781\u5927\u5730\u51cf\u5c11\u4e86\u4ea4\u6362\u6d4b\u8ddd\u4fe1\u606f\u6240\u9700\u7684\u5f00\u9500\uff0c\u8fd8\u63d0\u9ad8\u4e86\u5bf9\u66f4\u591a\u7ad9\u70b9\u7684\u53ef\u6269\u5c55\u6027\u3002<\/li><li>802.11az \u5f15\u5165\u4e86 PHY \u548c MAC \u5c42\u5b89\u5168\u589e\u5f3a\u529f\u80fd\uff0c\u4ee5\u9632\u6b62\u9488\u5bf9\u6d4b\u8ddd\u6d88\u606f\u7684\u6b3a\u9a97\u548c\u7a83\u542c\u3002<\/li><\/ul>\n\n\n\n<p><strong>\u6d4b\u8bd5\u76f8\u5173\u95ee\u9898<\/strong><\/p>\n\n\n\n<p>\u65e0\u8bba\u91c7\u7528\u54ea\u79cd\u65e0\u7ebf\u5b9a\u4f4d\u6280\u672f\uff0c\u90fd\u9700\u8981\u7ecf\u8fc7\u7cbe\u5fc3\u7684\u8bbe\u8ba1\u9a8c\u8bc1\u6d4b\u8bd5\u624d\u80fd\u786e\u4fdd\u6700\u4f73\u6027\u80fd\u3002LitePoint \u7684\u65e0\u7ebf\u6d4b\u8bd5\u4ea7\u54c1\u7ec4\u5408\u62e5\u6709\u4e3a\u8fd9\u4e9b\u6280\u672f\u63d0\u4f9b\u652f\u6301\u7684\u9002\u5f53\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"250\" height=\"139\" src=\"data:image\/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAyNTAgMTM5IiB3aWR0aD0iMjUwIiBoZWlnaHQ9IjEzOSIgZGF0YS11PSJodHRwcyUzQSUyRiUyRnd3dy5saXRlcG9pbnQuY29tJTJGd3AtY29udGVudCUyRnVwbG9hZHMlMkYyMDIxJTJGMTElMkZJUWdpZy1VV0IuanBnIiBkYXRhLXc9IjI1MCIgZGF0YS1oPSIxMzkiIGRhdGEtYmlwPSIiPjwvc3ZnPg==\" data-spai=\"1\" alt=\"\" class=\"wp-image-11057\"\/><\/figure><\/div>\n\n\n\n<p><a href=\"https:\/\/www.litepoint.com\/zh-hans\/products\/iqgig-uwb\/\">IQgig-UWB\u2122 \u6d4b\u8bd5\u4eea\u662f\u4e00\u6b3e\u5168\u96c6\u6210\u5f0f<\/a>\u4e00\u4f53\u5316\u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\uff0c\u975e\u5e38\u9002\u5408\u6d4b\u8bd5\u652f\u6301 UWB \u7684\u8bbe\u5907\u7684\u7269\u7406\u5c42\u3002\u8fd9\u6b3e\u4eea\u5668\u4e0d\u4f46\u652f\u6301\u6240\u6709\u5fc5\u9700\u7684\u53d1\u5c04\u5668\u548c\u63a5\u6536\u5668\u6d4b\u8bd5\uff0c\u8fd8\u5177\u6709\u7279\u5b9a\u7684\u673a\u5236\u6765\u6d4b\u8bd5&nbsp;UWB&nbsp;\u6d4b\u8ddd\uff0c\u5e76\u901a\u8fc7\u7cbe\u786e\u7684\u89e6\u53d1\u548c\u54cd\u5e94\u673a\u5236\u6765\u6821\u51c6\u548c\u9a8c\u8bc1 ToF \u548c AoA \u6d4b\u91cf\u503c\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"255\" height=\"93\" src=\"data:image\/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAyNTUgOTMiIHdpZHRoPSIyNTUiIGhlaWdodD0iOTMiIGRhdGEtdT0iaHR0cHMlM0ElMkYlMkZ3d3cubGl0ZXBvaW50LmNvbSUyRndwLWNvbnRlbnQlMkZ1cGxvYWRzJTJGMjAyMSUyRjExJTJGSVF4ZWwtTVc3Ry5qcGciIGRhdGEtdz0iMjU1IiBkYXRhLWg9IjkzIiBkYXRhLWJpcD0iIj48L3N2Zz4=\" data-spai=\"1\" alt=\"\" class=\"wp-image-11062\"\/><\/figure><\/div>\n\n\n\n<p><a href=\"https:\/\/www.litepoint.com\/zh-hans\/products\/iqxel-mw-7g\/\">IQxel-MW 7G<\/a> \u65e8\u5728\u6ee1\u8db3 Wi-Fi 6\/6E \u6700\u9ad8\u8fbe 7.3 GHz \u7684 Wi-Fi \u8fde\u63a5\u6d4b\u8bd5\u9700\u6c42\uff0c\u5e76\u652f\u6301\u5305\u62ec\u84dd\u7259 LE 5.1 \u5728\u5185\u7684\u84dd\u7259\u8bbe\u5907\u6807\u51c6\u6d4b\u8bd5\u3002<\/p>\n\n\n\n<p>\u8981\u6536\u542c\u5173\u4e8e\u6b64\u4e3b\u9898\u7684\u7f51\u7edc\u7814\u8ba8\u4f1a\u7684\u5b8c\u6574\u5185\u5bb9\uff0c<a href=\"https:\/\/www.litepoint.com\/zh-hans\/events\/%e4%bd%8d%e7%bd%ae%e3%80%81%e5%ae%9a%e4%bd%8d%e3%80%81%e6%b5%8b%e8%b7%9d%ef%bc%81bt-5-1-uwb-%e5%92%8c-802-11az\/\">\u8bf7\u8bbf\u95ee LitePoint \u7f51\u7edc\u7814\u8ba8\u4f1a\u9875\u9762<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u535a\u5ba2\u7684\u4f5c\u8005\u662f LitePoint \u7684 Eve Danel\u3002\u5728\u672c\u7bc7\u535a\u6587\u4e2d\uff0c\u60a8\u5c06\u4e86\u89e3\u5230\u84dd\u7259\u3001\u8d85\u5bbd\u5e26\u548c Wi-Fi&#8230;<\/p>\n","protected":false},"author":12,"featured_media":11034,"template":"","format":"standard","meta":{"_acf_changed":false,"_searchwp_excluded":"","footnotes":""},"blog-categories":[38271],"class_list":["post-11038","blog","type-blog","status-publish","format-standard","has-post-thumbnail","hentry","blog-categories-bluetooth-zh-hans"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.2 (Yoast SEO v27.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>\u84dd\u7259 5.1\u3001\u8d85\u5bbd\u5e26\u548c Wi-Fi 802.11az \u5728\u63d0\u4f9b\u51c6\u786e\u5b9a\u4f4d\u65b9\u9762\u7684\u4f18\u52bf\u6bd4\u8f83 - LitePoint<\/title>\n<meta name=\"description\" content=\"\u4e86\u89e3\u84dd\u7259\u3001\u8d85\u5bbd\u5e26\u4ee5\u53ca\u7528\u4e8e\u6539\u5584\u4f4d\u7f6e\u529f\u80fd\u7684Wi-Fi \u89c4\u683c\u7684\u6700\u65b0\u8d44\u8baf\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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