{"id":376,"date":"2021-01-15T16:36:42","date_gmt":"2021-01-15T08:36:42","guid":{"rendered":"http:\/\/www.comtest.cn\/?p=376"},"modified":"2021-07-16T10:10:42","modified_gmt":"2021-07-16T02:10:42","slug":"5g","status":"publish","type":"post","link":"http:\/\/www.comtest.com.cn\/?p=376","title":{"rendered":"5G NR\u6d4b\u8bd5-\u8fce\u63a5 5G \u6311\u6218"},"content":{"rendered":"<p style=\"margin-top: 0px; font-weight: 400; margin-bottom: 18px; font-family: 'Linotype Univers Condensed', sans-serif; font-size: 22px; line-height: 28px; color: #232425; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\">LTE (4G) \u4e4b\u540e\u7684\u4e0b\u4e00\u4ee3\u79fb\u52a8\u901a\u4fe1\u63d0\u51fa\u6781\u5177\u6311\u6218\u6027\u7684\u8981\u6c42\u3002<\/p>\n<p style=\"margin-top: 0px; margin-bottom: 25px; color: #232425; font-family: 'Linotype Univers', sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\">5G \u5c06\u98a0\u8986\u901a\u4fe1\u65b9\u5f0f\u3002\u65b0\u4e00\u4ee3\u79fb\u52a8\u7f51\u7edc 5G \u63a8\u52a8\u5411\u4ee5\u7528\u6237\u548c\u5e94\u7528\u4e3a\u4e2d\u5fc3\u7684\u6280\u672f\u6846\u67b6\u8f6c\u53d8\uff0c\u65e8\u5728\u7075\u6d3b\u652f\u6301\u4e09\u79cd\u91cd\u8981\u7528\u4f8b\uff1a<\/p>\n<ul style=\"color: #232425; margin: 0px; padding: 0px; line-height: 1.75; font-family: 'Linotype Univers', sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\">\n<li style=\"list-style: none; padding-left: 20px; position: relative; margin-bottom: 0px; display: table;\">\u589e\u5f3a\u578b\u79fb\u52a8\u5bbd\u5e26 (eMBB)<\/li>\n<li style=\"list-style: none; padding-left: 20px; position: relative; margin-bottom: 0px; display: table;\">\u5927\u89c4\u6a21\u7269\u8054\u7f51 (mMTC)<\/li>\n<li style=\"list-style: none; padding-left: 20px; position: relative; margin-bottom: 0px; display: table;\">\u8d85\u53ef\u9760\u4f4e\u5ef6\u8fdf\u901a\u4fe1 (URLLC)<\/li>\n<\/ul>\n<p>\u4ece\u7ec4\u4ef6\u548c\u82af\u7247\u7ec4\u5230\u88c5\u914d\u5f0f\u7528\u6237\u8bbe\u5907\u548c\u57fa\u7ad9\uff0c\u90fd\u5b58\u5728\u5404\u79cd 5G NR \u6d4b\u8bd5\u4e0e\u6d4b\u91cf\u6311\u6218\uff0c\u63a8\u52a8\u6211\u4eec\u63d0\u4f9b\u521b\u65b0\u89e3\u51b3\u65b9\u6848\u4ee5\u5b9e\u73b0\u6210\u529f\u3002\u501f\u52a9\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328\u7684 5G \u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\uff0c\u66f4\u52a0\u5feb\u901f\u53ef\u9760\u5730\u63a8\u52a8\u4ea7\u54c1\u4e0a\u5e02\u3002\u4f5c\u4e3a\u5c04\u9891\u4ee5\u53ca\u5fae\u6ce2\u6d4b\u8bd5\u4e0e\u6d4b\u91cf\u8bbe\u5907\u6240\u6709\u76f8\u5173\u9886\u57df\u4e2d\u7684\u5168\u7403\u5e02\u573a\u548c\u6280\u672f\u5148\u884c\u8005\uff0c\u6211\u4eec\u5728\u6574\u4e2a\u79fb\u52a8\u6280\u672f\u751f\u547d\u5468\u671f\u5185\u63d0\u4f9b\u652f\u6301\uff0c\u4ee5\u4fbf\u5728\u5b9e\u9a8c\u5ba4\u3001\u751f\u4ea7\u8fc7\u7a0b\u548c\u73b0\u573a\u6267\u884c\u6d4b\u91cf\u3002<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/TSMx_w1300_hX.jpg\" alt=\"\" width=\"1300\" height=\"733\" \/><\/p>\n<p>5G NR \u662f\u4e0b\u4e00\u4ee3\u79fb\u52a8\u901a\u4fe1\u6807\u51c6\u7684\u65b0\u578b\u65e0\u7ebf\u63a5\u5165\u6280\u672f\uff0c\u5728\u4ee5\u4e0b\u7279\u6027\u65b9\u9762\u4e0e LTE \u663e\u8457\u4e0d\u540c\uff1a<\/p>\n<ul>\n<li>\u63d0\u4f9b\u4f4e\u4e8e\u548c\u9ad8\u4e8e 6 GHz \u7684\u5168\u65b0\u9891\u6bb5\uff0c\u786e\u4fdd\u9891\u7387\u8303\u56f4\u5168\u7403\u53ef\u7528\uff0c\u4e14\u4e3b\u8981\u9891\u7387\u8303\u56f4\u4e3a 3.4 GHz \u81f3 4 GHz \u548c 26 GHz \u81f3 29 GHz\u3002<\/li>\n<li>\u6ce2\u675f\u6210\u5f62\u652f\u6301\u540c\u6b65\u4fe1\u53f7\u548c\u5e7f\u64ad\u4fe1\u9053<\/li>\n<li>\u6781\u5176\u7075\u6d3b\u7684\u7269\u7406\u65e0\u7ebf\u7535\u53c2\u6570\uff0c\u4f8b\u5982\u4fe1\u9053\u5e26\u5bbd\u3001\u5b50\u8f7d\u6ce2\u95f4\u9694\u548c\u7b26\u53f7\u6301\u7eed\u65f6\u95f4<\/li>\n<\/ul>\n<p>\u8fd9\u4e9b\u7279\u6027\u4f1a\u5f71\u54cd\u4fe1\u53f7\u4f20\u64ad\uff0c\u56e0\u6b64\u66f4\u52a0\u9700\u8981\u8fdb\u884c\u51c6\u786e\u7684\u8986\u76d6\u8303\u56f4\u6d4b\u91cf\uff0c\u4ee5\u4fbf\u786e\u4fdd\u5e76\u9a8c\u8bc1\u6b63\u786e\u7684 5G NR \u7f51\u7edc\u89c4\u5212\u548c\u57fa\u7ad9\u90e8\u7f72\u3002<\/p>\n<h2>\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328 5G NR \u7f51\u7edc\u6d4b\u91cf\u89e3\u51b3\u65b9\u6848<\/h2>\n<h3>\u7279\u5b9a\u6ce2\u675f\u7684 5G NR \u8986\u76d6\u8303\u56f4\u6d4b\u91cf<\/h3>\n<p>\u6b64 5G NR \u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\u4ee5\u4f7f\u7528\u626b\u9891\u4eea\u548c\u6d4b\u8bd5\u667a\u80fd\u624b\u673a\u6d4b\u91cf\u7f51\u7edc\u8d28\u91cf\u7684\u53ef\u9760 R&amp;S\u00aeROMES \u8def\u6d4b\u8f6f\u4ef6\u4e3a\u57fa\u7840\uff0c\u6db5\u76d6\u6240\u6709\u8702\u7a9d\u6280\u672f\u3002<\/p>\n<ul>\n<li>\u4e0e R&amp;S\u00aeTSME6 \u548c R&amp;S\u00aeTSMA6\u626b\u9891\u4eea\u7ed3\u5408\u4f7f\u7528\u65f6\uff0cR&amp;S\u00aeROMES \u53ef\u63d0\u4f9b 5G NR \u7f51\u7edc\u6d4b\u91cf\u89e3\u51b3\u65b9\u6848\uff0c\u6d4b\u91cf\u771f\u6b63\u7684 5G NR \u7f51\u7edc\u8986\u76d6\u8303\u56f4\u3002<\/li>\n<li>\u8be5\u89e3\u51b3\u65b9\u6848\u8fd8\u53ef\u9a8c\u8bc1\u6ce2\u675f\u6210\u5f62\u5bf9\u540c\u6b65\u4fe1\u53f7\u548c\u5e7f\u64ad\u4fe1\u9053\u7684\u5f71\u54cd\u3002<\/li>\n<li>R&amp;S\u00aeROMES\u00a0\u8def\u6d4b\u8f6f\u4ef6\u65e8\u5728\u8fde\u63a5 5G NR USB \u52a0\u5bc6\u72d7\u6216\u5176\u4ed6\u8bd5\u5546\u7528\u8bbe\u5907\uff0c\u4ee5\u76d1\u63a7 5G NR \u8bbe\u5907\/\u7f51\u7edc\u4ea4\u4e92\u5e76\u6267\u884c\u4e0a\u884c\u94fe\u8def\u6d4b\u8bd5\u3002\u8fd9\u662f\u4e00\u6b3e\u901a\u7528\u7f51\u7edc\u4f18\u5316\u5de5\u5177\uff0c\u53ef\u7528\u4e8e\u6536\u96c6\u548c\u5206\u6790 5G NR \u6570\u636e\u3002<\/li>\n<\/ul>\n<p>\u6b64\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328 5G NR \u7f51\u7edc\u6d4b\u91cf\u89e3\u51b3\u65b9\u6848\u5df2\u6210\u529f\u5165\u56f4\u201c2018 \u5168\u7403\u7535\u4fe1\u5927\u5956\u201d5G \u7c7b\u522b\u201c\u63a8\u8fdb 5G \u53d1\u5c55\u201d\u3002<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/Mobile-Network-Testing-Use-Cases-Engineering-Teaser-Rohde-Schwarz_w1920_hX.jpg\" alt=\"\" width=\"1920\" height=\"1080\" \/><\/p>\n<h2>\u5728\u5b9e\u9a8c\u5ba4\u9a8c\u8bc1\u65b0\u6280\u672f\u548c\u670d\u52a1<\/h2>\n<p>\u5fc5\u987b\u9996\u5148\u5728\u5b9e\u9a8c\u5ba4\u73af\u5883\u4e2d\u4f9d\u636e\u7279\u6b8a\u7684\u7f51\u7edc\u6761\u4ef6\u9a8c\u8bc1 5G NR\u3001NB-IoT \u6216 LTE-M \u7b49\u65b0\u6280\u672f\u4ee5\u53ca\u5168\u65b0\u529f\u80fd\u548c\u670d\u52a1\u3002\u5728\u9694\u79bb\u7f51\u7edc\u73af\u5883\u4e2d\u4f7f\u7528\u8fde\u63a5\u5230\u5b8c\u6574\u65e0\u7ebf\u7535\u63a5\u5165\u548c\u6838\u5fc3\u7f51\u7edc\u7684\u7528\u6237\u8bbe\u5907 (UE) \u6a21\u62df\u5668\u6216\u8bd5\u5546\u7528\u8bbe\u5907\u5b8c\u6210\u6d4b\u8bd5\u3002\u867d\u7136\u8fd9\u4e9b\u5b9e\u9a8c\u5ba4\u88c5\u7f6e\u65e0\u6cd5\u51c6\u786e\u53cd\u6620\u771f\u5b9e\u7684\u7f51\u7edc\u73af\u5883\uff0c\u4f46\u786e\u5b9e\u53ef\u4ee5\u9a8c\u8bc1\u57fa\u672c\u529f\u80fd\u548c\u76ee\u6807\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u65e0\u7ebf\u7535\u8fde\u63a5\u8bbe\u7f6e\u548c\u91ca\u653e\u7a0b\u5e8f<\/li>\n<li>\u7528\u6237\u8ba4\u8bc1\u548c\u7528\u6237\u914d\u7f6e\u6587\u4ef6\u7ba1\u7406<\/li>\n<li>\u63d0\u4f9b\u7aef\u5230\u7aef\u7528\u6237\u670d\u52a1<\/li>\n<li>\u65e0\u7ebf\u7535\u94fe\u8def\u5206\u914d\u548c\u4f7f\u7528<\/li>\n<li>\u6570\u636e\u627f\u8f7d\u6027\u80fd<\/li>\n<\/ul>\n<p>\u5b9e\u9a8c\u5ba4\u9a8c\u8bc1\u7ed3\u679c\u662f\u5236\u5b9a\u7f51\u7edc\u89c4\u5212\u51b3\u7b56\u7684\u5173\u952e\u56e0\u7d20\u3002\u5fc5\u987b\u4f7f\u7528\u53ef\u4ee5\u8fde\u63a5\u548c\u63a7\u5236\u73b0\u6709\u4ee5\u53ca\u8bd5\u5546\u7528\u79fb\u52a8\u8bbe\u5907\u7684\u6d4b\u8bd5\u5de5\u5177\uff0c\u5176\u4e2d\u540e\u8005\u66f4\u4e3a\u91cd\u8981\uff0c\u56e0\u4e3a\u6240\u6d4b\u8bd5\u7684\u6280\u672f\u6216\u670d\u52a1\u53ef\u80fd\u5c1a\u672a\u6295\u5165\u5546\u7528\u3002<\/p>\n<p>\u7f51\u7edc\u5de5\u7a0b\u5de5\u5177\u5e94\u8be5\u80fd\u591f\u8ddf\u8e2a\u5c04\u9891\u63a5\u53e3\u5e76\u8fd0\u884c\u5e94\u7528\u5c42\u670d\u52a1\u6d4b\u8bd5\uff0c\u4ee5\u4fbf\u6536\u96c6\u91cd\u8981\u7684\u5173\u952e\u6027\u80fd\u6307\u6807 (KPI)\u3002\u8fd9\u4e9b\u5de5\u5177\u9700\u8981\u652f\u6301\u4f20\u7edf\u7684\u8c03\u5236\u89e3\u8c03\u5668\u8fde\u63a5\u65b9\u6cd5\uff0c\u4ee5\u53ca\u7f51\u7edc\u9002\u914d\u5668\u8fde\u63a5\u65b9\u6cd5\u548c\u667a\u80fd\u624b\u673a\u5171\u4eab\u3002<\/p>\n<p><b>\u65e9\u671f\u73b0\u573a\u8bd5\u9a8c<\/b><\/p>\n<p>\u5728\u5b9e\u9a8c\u5ba4\u6210\u529f\u8fdb\u884c\u9a8c\u8bc1\u4e4b\u540e\uff0c\u9700\u8981\u5728\u5730\u7406\u73af\u5883\u53d7\u9650\u7684\u5730\u65b9\u8fdb\u884c\u73b0\u573a\u8bd5\u9a8c\uff0c\u4ee5\u4fbf\u5728\u5b9e\u9645\u7f51\u7edc\u73af\u5883\u4e2d\u6d4b\u8bd5\u6027\u80fd\u3002\u5728\u73b0\u573a\u8bd5\u9a8c\u4e2d\uff0c\u53ef\u4ee5\u9a8c\u8bc1\u4e0e\u8bbe\u5907\u6536\u53d1\u76f8\u5173\u7684\u57fa\u672c\u94fe\u8def\u9884\u7b97\u53c2\u6570\uff0c\u5305\u62ec\u7075\u654f\u5ea6\u3001\u53d1\u5c04\u529f\u7387\u548c\u8def\u5f84\u635f\u8017\u3002\u65e9\u671f\u73b0\u573a\u8bd5\u9a8c\u6709\u52a9\u4e8e\u79fb\u52a8\u8fd0\u8425\u5546\u6536\u96c6\u51c6\u786e\u7684\u5c04\u9891\u8986\u76d6\u4fe1\u606f\uff0c\u4ee5\u4fbf\u8c03\u6574\u89c4\u5212\u5de5\u5177\u4e2d\u5e94\u7528\u7684\u4f20\u64ad\u6a21\u578b\u3002<\/p>\n<p><a href=\"#5GWave\" data-wplink-edit=\"true\"><img decoding=\"async\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/Rohde-Schwarz-5G-eMBB-waveforms-FSW-screenshot_w1300_hX.png\" alt=\"\" width=\"1300\" height=\"731\" \/><\/a><\/p>\n<h2 style=\"text-align: left;\">5G \u6ce2\u5f62<\/h2>\n<p>\u662f\u5426\u9700\u8981\u521b\u5efa\u7b26\u5408 3GPP \u7b2c 15 \u7248\u89c4\u8303\u7684 5G \u6ce2\u5f62\uff1f\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328\u63d0\u4f9b\u5168\u9762\u7684\u4fe1\u53f7\u53d1\u751f\u5668\u4e0e\u5206\u6790\u4eea\uff0c\u53ef\u8f7b\u677e\u751f\u6210\u5e76\u5206\u6790 5G NR \u4fe1\u53f7\u3002<\/p>\n<p><a href=\"#5GWideBand\" data-wplink-edit=\"true\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/5G-wideband-signal-generation-and-analysis_w1300_hX.jpg\" alt=\"\" width=\"1300\" height=\"731\" \/><\/a><\/p>\n<h2>5G \u5bbd\u5e26\u4fe1\u53f7\u751f\u6210\u4ee5\u53ca\u4fe1\u53f7\u5206\u6790<\/h2>\n<p>\u60a8\u7684\u4ea7\u54c1\u662f\u5426\u652f\u6301\u6beb\u7c73\u6ce2\u9891\u7387\uff1f\u4e86\u89e3\u5982\u4f55\u5728\u6beb\u7c73\u6ce2\u9891\u7387\u4e0b\u751f\u6210\u5e76\u5206\u6790 5G \u5bbd\u5e26\u4fe1\u53f7\u3002<\/p>\n<p><a href=\"#5GComp\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/wireless-communications-5G-NR-component-characterization-beamforming-rohde-schwarz_w1300_hX.jpg\" alt=\"\" width=\"1300\" height=\"731\" \/><\/a><\/p>\n<h2>5G \u7ec4\u4ef6\u7279\u6027\u6d4b\u91cf<\/h2>\n<p>\u4e0e sub-6 GHz \u5e94\u7528\u76f8\u6bd4\uff0c\u6beb\u7c73\u6ce2\u9891\u7387\u8303\u56f4\u4e2d\u7684 5G NR \u5e94\u7528\u5bf9 5G \u8bbe\u5907\u548c\u7cfb\u7edf\u4e2d\u7684\u7ec4\u4ef6\u63d0\u51fa\u4e86\u66f4\u9ad8\u8981\u6c42\u3002\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328\u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\u652f\u6301\u5347\u7ea7\u4e0e\u8c03\u6574\uff0c\u4ee5\u6ee1\u8db3\u672a\u6765\u7684 5G \u6280\u672f\u9700\u6c42\u3002<\/p>\n<p><a href=\"#5GOTA\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/wireless-communications-5G-architecture-massive-mimo-active-antenna-system-rohde-schwarz_1440x810_w1300_hX.jpg\" alt=\"\" width=\"1300\" height=\"731\" \/><\/a><\/p>\n<h2>5G OTA\/\u5927\u89c4\u6a21 MIMO \u6d4b\u8bd5<\/h2>\n<p>\u662f\u5426\u9700\u8981\u65e0\u7ebf (OTA) \u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\u4ee5\u7528\u4e8e sub-6 GHz \u548c\u6beb\u7c73\u6ce2\u5e94\u7528\uff1f\u4e86\u89e3*\u5176\u7d27\u51d1\u7684 OTA \u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\uff0c\u9488\u5bf9\u6beb\u7c73\u6ce2\u8bbe\u5907\u548c\u6709\u6e90\u5929\u7ebf\u7cfb\u7edf\u8fdb\u884c\u5168\u9762\u7684\u7279\u6027\u6d4b\u91cf\u3002<\/p>\n<p><a href=\"#5GChannel\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/rohde-schwarz-wireless-communications-embb-5Gchannel-sounding_w1300_hX.jpg\" alt=\"\" width=\"1300\" height=\"731\" \/><\/a><\/p>\n<h2>5G \u4fe1\u9053\u63a2\u6d4b<\/h2>\n<p>\u60a8\u662f\u5426\u60f3\u8981\u4e86\u89e3\u5398\u7c73\u6ce2\u548c\u6beb\u7c73\u6ce2\u4fe1\u53f7\u7684\u4f20\u64ad\u7279\u6027\uff1f\u4e86\u89e3\u5982\u4f55\u5229\u7528\u73b0\u6210\u786c\u4ef6\u6267\u884c\u4fe1\u9053\u63a2\u6d4b\u6d4b\u91cf\u3002<\/p>\n<h1 id=\"5GWave\">5G \u6ce2\u5f62<\/h1>\n<h2>\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328\u7684\u4fe1\u53f7\u53d1\u751f\u5668\u4e0e\u5206\u6790\u4eea\u5982\u4f55\u6709\u52a9\u4e8e\u751f\u6210\u5e76\u5206\u6790 5G \u6ce2\u5f62\u3002<\/h2>\n<p>3GPP \u7b2c 15 \u7248\u89c4\u5b9a\uff0c\u6807\u51c6\u5316\u7ec4\u7ec7\u51b3\u5b9a\u4f7f\u7528\u57fa\u4e8e\u5faa\u73af\u524d\u7f00\u7684\u6b63\u4ea4\u9891\u5206\u590d\u7528 (CP-OFDM) \u4f5c\u4e3a 5G NR \u63a5\u5165\u65b9\u6848\u3002\u4e0d\u540c\u4e8e LTE\uff0c5G NR \u8fd8\u652f\u6301\u4e0a\u884c\u94fe\u8def\u65b9\u5411\u7684 CP-OFDM\u3002\u4f46 LTE \u7684\u79bb\u6563\u5085\u91cc\u53f6\u53d8\u6362\u6269\u5c55 OFDM (DFT-s-OFDM) \u4e0a\u884c\u94fe\u8def\u65b9\u6848\uff08\u4ea6\u79f0\u4e3a\u5355\u8f7d\u6ce2\u9891\u5206\u590d\u7528 (SC-FDMA)\uff09\u4ecd\u662f\u6709\u6548\u7684\u63a5\u5165\u65b9\u6848\uff0c\u5e76\u4e14\u4efb\u4f55 5G \u7ec8\u7aef\u90fd\u5fc5\u987b\u652f\u6301\u6b64\u65b9\u6848\u3002\u7f51\u7edc\u51b3\u5b9a\u4e0a\u884c\u94fe\u8def\u4e2d\u4f7f\u7528\u4f55\u79cd\u63a5\u5165\u65b9\u6848\u3002<br \/>\nLTE \u548c 5G NR \u5728 CP-OFDM \u65b9\u9762\u7684\u6839\u672c\u5dee\u5f02\u5728\u4e8e\u76f4\u6d41\u5b50\u8f7d\u6ce2\u7684\u5904\u7406\u65b9\u5f0f\uff0c\u5c24\u5176\u662f\u4e0b\u884c\u94fe\u8def\u65b9\u5411\u3002LTE \u4e0d\u4f7f\u7528\u8be5\u5b50\u8f7d\u6ce2\uff0c\u56e0\u6b64\u5728 OFDM \u4fe1\u53f7\u751f\u6210\u8fc7\u7a0b\u4e2d\u65e0\u4efb\u4f55\u6570\u636e\u6620\u5c04\u5230\u5b50\u8f7d\u6ce2\u3002\u5728 5G NR \u4e2d\uff0c\u5b8c\u5168\u7531\u4f9b\u5e94\u5546\u5b9e\u73b0\u76f4\u6d41\u5b50\u8f7d\u6ce2\u7684\u5904\u7406\uff0c\u5e76\u4e14\u53ef\u4ee5\u5c06\u6570\u636e\u6620\u5c04\u5230\u5b50\u8f7d\u6ce2\u3002<br \/>\n5G NR \u652f\u6301\u9ad8\u8fbe 52.6 GHz \u7684\u6beb\u7c73\u6ce2\u9891\u7387\u3002\u9891\u7387\u8d8a\u9ad8\uff0c\u76f8\u4f4d\u566a\u58f0\u7684\u5f71\u54cd\u8d8a\u5927\u3002\u4e0b\u884c\u94fe\u8def\u548c\u4e0a\u884c\u94fe\u8def\u65b9\u5411\u5d4c\u5165\u7684\u76f8\u4f4d\u8ddf\u8e2a\u53c2\u8003\u4fe1\u53f7 (PTRS) \u53ef\u4ee5\u8865\u507f\u56e0\u9ad8\u76f8\u4f4d\u566a\u58f0\u800c\u52a0\u5267\u7684\u516c\u5171\u76f8\u4f4d\u8bef\u5dee\u95ee\u9898\u3002PTRS \u662f\u4e00\u7ec4\u5168\u65b0\u53c2\u8003\u4fe1\u53f7\uff0c\u4e0d\u53d7 LTE \u652f\u6301\u3002<\/p>\n<h3>\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328 5G \u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\u4f18\u52bf<\/h3>\n<ul>\n<li>\u4fe1\u53f7\u53d1\u751f\u5668\u548c\u9891\u8c31\u5206\u6790\u4eea\u5177\u5907 5G NR \u96c6\u6210\u5f0f\u529f\u80fd\uff0c\u53ea\u9700\u6309\u4e0b\u6309\u94ae\uff0c\u5373\u53ef\u5207\u6362 CP-OFDM \u548c DFT-s-OFDM\u3002<\/li>\n<li>\u501f\u52a9 2 GHz \u5185\u90e8\u8c03\u5236\u5e26\u5bbd\u548c\u9ad8\u8fbe 40 GHz \u7684\u9891\u7387\u8303\u56f4\uff0c\u7814\u53d1\u5de5\u7a0b\u5e08\u80fd\u591f\u751f\u6210\u5177\u6709\u5bbd\u5e26\u5bbd\u7684 5G \u4fe1\u53f7\uff0c\u6700\u9ad8\u53ef\u8fbe\u5fae\u6ce2\u9891\u7387\u8303\u56f4\u3002<\/li>\n<li>\u501f\u52a9\u9ad8\u8fbe 2 GHz \u7684\u5185\u90e8\u5206\u6790\u5e26\u5bbd\u548c\u9ad8\u8fbe 90 GHz \u7684\u8f7d\u6ce2\u9891\u7387\u8fdb\u884c 5G \u5bbd\u5e26\u4fe1\u53f7\u89e3\u8c03\uff0c\u65e0\u9700\u4f7f\u7528\u5916\u90e8\u4e0b\u53d8\u9891\u7ec4\u4ef6\u3002<\/li>\n<li>\u9891\u7387\u54cd\u5e94\u6821\u6b63\u9009\u4ef6\u53ef\u8865\u507f\u6d4b\u8bd5\u88c5\u7f6e\u4e2d\u4f7f\u7528\u7684\u7535\u7f06\u3001\u8fde\u63a5\u5668\u548c\u6d4b\u8bd5\u5939\u5177\u3002<\/li>\n<li>\u4f7f\u7528\u5355\u4e2a\u4eea\u5668\u751f\u6210\u5178\u578b\u6d4b\u8bd5\u573a\u666f\uff0c\u4f8b\u5982\u5fae\u6ce2\u8303\u56f4\u5185 LTE \u6216\u5bbd\u5e26\u5bbd 5G \u4fe1\u53f7\u5171\u5b58\u6d4b\u8bd5\u3002<\/li>\n<\/ul>\n<h1 id=\"5GWideBand\">5G \u5bbd\u5e26\u4fe1\u53f7\u751f\u6210\u548c\u5206\u6790<\/h1>\n<h4>\u5982\u4f55\u501f\u52a9\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328\u6d4b\u8bd5\u4e0e\u6d4b\u91cf\u89e3\u51b3\u65b9\u6848\u5b8c\u6210 5G \u6beb\u7c73\u6ce2\u9879\u76ee<\/h4>\n<p>\u91c7\u7528\u663e\u8457\u66f4\u9ad8\u7684\u5e26\u5bbd\u6a21\u5f0f\u662f\u5728 5G \u8303\u7574\u5185\u8ba8\u8bba\u7684\u4e3a\u5b9e\u73b0\u66f4\u9ad8\u6570\u636e\u7387\u800c\u5e94\u7528\u7684\u6280\u672f\u4e4b\u4e00\u3002\u4e0e\u5f53\u4e0b\u8702\u7a9d\u7f51\u7edc\u5b9e\u65bd\uff08\u4f4e\u4e8e 6 GHz\uff09\u76f8\u6bd4\uff0c\u6b64\u7c7b\u5e26\u5bbd\u6a21\u5f0f\u4ec5\u53ef\u7528\u4e8e\u663e\u8457\u66f4\u9ad8\u7684\u8f7d\u6ce2\u9891\u7387\u3002\u9488\u5bf9 5G NR \u5398\u7c73\u6ce2\u548c\u6beb\u7c73\u6ce2\u5e94\u7528\uff0c3GPP \u5df2\u7ecf\u521d\u6b65\u5b9a\u4e49\u4e86 24.25 GHz \u81f3 52.6 GHz \u7684\u9891\u7387\u8303\u56f4\u3002\u9996\u6279\u5546\u4e1a\u5316\u90e8\u7f72\u5c06\u4f7f\u7528 26 GHz \u81f3 28 GHz \u4ee5\u53ca 39 GHz \u7684\u9891\u7387\u3002<\/p>\n<h4>5G \u6d4b\u8bd5\u6311\u6218<\/h4>\n<p>\u5355\u8f7d\u6ce2\u4fe1\u9053\u5e26\u5bbd\u548c\u8f7d\u6ce2\u805a\u5408\u786e\u5b9a\u6574\u4f53\u5e26\u5bbd\u8981\u6c42\u3002\u5bf9\u4e8e sub-6 GHz \u548c\u6beb\u7c73\u6ce2\u9891\u7387\u8303\u56f4\uff0c\u6bcf\u4e2a 5G NR \u8f7d\u6ce2\u7684\u6700\u5927\u4fe1\u9053\u5e26\u5bbd\u5206\u522b\u4e3a 100 MHz \u548c 400 MHz\uff0c\u518d\u52a0\u4e0a\u591a\u8f7d\u6ce2\u805a\u5408\uff0c\u5e26\u5bbd\u8981\u6c42\u6700\u9ad8\u53ef\u8fbe 2 GHz\u3002\u8702\u7a9d\u5de5\u4e1a\u5bf9 6 GHz \u4ee5\u4e0a\u7684\u9891\u8c31\u5c1a\u4e0d\u719f\u6089\uff0c\u7ec4\u4ef6\u5f00\u53d1\u4eba\u5458\u9762\u4e34\u8bf8\u591a\u6311\u6218\uff0c\u4f8b\u5982\u66f4\u9ad8\u7684\u8def\u5f84\u8870\u51cf\u3001\u9891\u7387\u54cd\u5e94\u3001\u76f8\u4f4d\u566a\u58f0\u4ee5\u53ca\u7ebf\u6027\u548c\u6548\u7387\u95ee\u9898\u3002\u5f00\u53d1\u4eba\u5458\u9700\u8981\u7075\u6d3b\u7684\u6d4b\u8bd5\u4e0e\u6d4b\u91cf\u89e3\u51b3\u65b9\u6848\u4ee5\u751f\u6210\u548c\u5206\u6790\u6b64\u7c7b 5G \u5bbd\u5e26\u4fe1\u53f7\uff0c\u4ee5\u4fbf\u5f00\u53d1\u548c\u4f18\u5316\u8bbe\u8ba1\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/5G-wideband-signal-spectrum-analysis_w1300_hX-1024x576.jpg\" sizes=\"(max-width: 1024px) 100vw, 1024px\" srcset=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/5G-wideband-signal-spectrum-analysis_w1300_hX-1024x576.jpg 1024w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/5G-wideband-signal-spectrum-analysis_w1300_hX-300x169.jpg 300w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/5G-wideband-signal-spectrum-analysis_w1300_hX-768x432.jpg 768w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/5G-wideband-signal-spectrum-analysis_w1300_hX-600x337.jpg 600w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/5G-wideband-signal-spectrum-analysis_w1300_hX-64x36.jpg 64w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/5G-wideband-signal-spectrum-analysis_w1300_hX.jpg 1300w\" alt=\"\" width=\"1024\" height=\"576\" \/><\/p>\n<h2>\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328 5G \u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\u4f18\u52bf<\/h2>\n<p>5G \u5bbd\u5e26\u4fe1\u53f7\u53d1\u751f\u5668\u4e0e\u5206\u6790\u4eea\uff0c\u6709\u52a9\u4e8e\u4f18\u5316\u8bbe\u8ba1\uff1a<\/p>\n<ul>\n<li>\u501f\u52a9 2 GHz \u5185\u90e8\u8c03\u5236\u5e26\u5bbd\u548c\u9ad8\u8fbe 40 GHz \u7684\u9891\u7387\u8303\u56f4\uff0c\u7814\u53d1\u5de5\u7a0b\u5e08\u80fd\u591f\u751f\u6210\u5177\u6709\u5bbd\u5e26\u5bbd\u7684 5G \u4fe1\u53f7\uff0c\u6700\u9ad8\u53ef\u8fbe\u5fae\u6ce2\u9891\u7387\u8303\u56f4\u3002<\/li>\n<li>\u501f\u52a9\u9ad8\u8fbe 2 GHz \u7684\u5185\u90e8\u5206\u6790\u5e26\u5bbd\u548c\u9ad8\u8fbe 90 GHz \u7684\u8f7d\u6ce2\u9891\u7387\u8fdb\u884c 5G \u5bbd\u5e26\u4fe1\u53f7\u89e3\u8c03\uff0c\u65e0\u9700\u4f7f\u7528\u5916\u90e8\u4e0b\u53d8\u9891\u7ec4\u4ef6\u3002<\/li>\n<li>5G \u96c6\u6210\u5f0f\u529f\u80fd\u652f\u6301\u5728\u6240\u6709\u9886\u57df\u751f\u6210\u548c\u5206\u6790\u5bbd\u5e26\u4fe1\u53f7\uff0c\u5305\u62ec\u7814\u53d1\u548c\u751f\u4ea7\u6d4b\u8bd5\u3002<\/li>\n<li>\u4f7f\u7528\u5355\u4e2a\u4eea\u5668\u751f\u6210\u5178\u578b\u6d4b\u8bd5\u573a\u666f\uff0c\u4f8b\u5982\u5fae\u6ce2\u8303\u56f4\u5185 LTE \u6216\u5bbd\u5e26\u5bbd 5G \u4fe1\u53f7\u5171\u5b58\u6d4b\u8bd5\u3002<\/li>\n<li>\u9891\u7387\u54cd\u5e94\u6821\u6b63\u9009\u4ef6\u53ef\u8865\u507f\u6d4b\u8bd5\u88c5\u7f6e\u4e2d\u4f7f\u7528\u7684\u7535\u7f06\u3001\u8fde\u63a5\u5668\u548c\u6d4b\u8bd5\u5939\u5177\u3002<\/li>\n<\/ul>\n<h1 id=\"5GComp\">5G \u7ec4\u4ef6\u7279\u6027\u6d4b\u91cf<\/h1>\n<h4>\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328\u6d4b\u8bd5\u4e0e\u6d4b\u91cf\u89e3\u51b3\u65b9\u6848\u5982\u4f55\u5e2e\u52a9\u7ec4\u4ef6\u5236\u9020\u5546\u6ee1\u8db3 5G NR \u8981\u6c42<\/h4>\n<p>5G \u65e8\u5728\u7528\u4e8e\u4e24\u4e2a\u9891\u6bb5\uff1asub-6 GHz \u548c\u6beb\u7c73\u6ce2\u9891\u6bb5\u3002\u4e1a\u5185\u4e13\u5bb6\u9884\u8ba1\uff0csub-6 GHz \u9891\u6bb5\u5c06\u6210\u4e3a 5G NR \u7f51\u7edc\u7684\u57fa\u7840\u3002\u5bf9\u4e8e\u4fe1\u9053\u5e26\u5bbd\u9ad8\u8fbe 100 MHz \u7684 sub-6 GHz \u9891\u6bb5\uff0c\u7ec4\u4ef6\u5236\u9020\u5546\u80fd\u591f\u4ee5\u6700\u65b0 4G \u9891\u7387\u8303\u56f4\u7ecf\u9a8c\u4e3a\u57fa\u7840\uff0c\u8fdb\u4e00\u6b65\u589e\u5f3a\u548c\u5f00\u53d1\u65b0\u6280\u672f\u3002<br \/>\n\u4f7f\u7528\u6beb\u7c73\u6ce2\u9891\u7387\u5bf9\u4e8e\u5b9e\u73b0 5G NR \u8d85\u9ad8\u901f\u7279\u6027\u81f3\u5173\u91cd\u8981\u3002\u6beb\u7c73\u6ce2\u8303\u56f4\u5185\u7684\u9ad8\u9891\u6bb5\u4ee5\u53ca\u6269\u5c55\u5e26\u5bbd\u5bf9 5G \u901a\u4fe1\u8bbe\u5907\u548c\u7cfb\u7edf\u4e2d\u7684\u7ec4\u4ef6\u63d0\u51fa\u4e86\u66f4\u9ad8\u8981\u6c42\uff0c\u4f8b\u5982\u6ee4\u6ce2\u5668\u3001\u6df7\u9891\u5668\u3001\u653e\u5927\u5668\u3001\u6a21\u62df\u6ce2\u675f\u6210\u5f62\u82af\u7247\u7ec4\u548c\u5929\u7ebf\u3002\u968f\u7740\u6ce2\u675f\u6210\u5f62\u6210\u4e3a\u6807\u51c6 5G \u529f\u80fd\uff0c\u5168\u65b0\u6ce2\u675f\u6210\u5f62\u96c6\u6210\u7535\u8def\u9700\u8981\u5feb\u901f\u9ad8\u6548\u7684\u591a\u7aef\u53e3\u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\uff0c\u4ee5\u8fdb\u884c\u77e2\u91cf\u7f51\u7edc\u5206\u6790\u6d4b\u91cf\u3002<\/p>\n<h4>\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328 5G \u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\u4f18\u52bf<\/h4>\n<ul>\n<li>\u975e\u5e38\u9002\u7528\u4e8e\u4f7f\u7528\u5bbd\u5e26\u6570\u5b57\u4fe1\u53f7\u6d4b\u8bd5\u653e\u5927\u5668\uff1a\u5bbd\u5e26 R&amp;S\u00aeSMW200A \u77e2\u91cf\u4fe1\u53f7\u53d1\u751f\u5668\u7684\u9891\u7387\u8303\u56f4\u9ad8\u8fbe 40 GHz\uff0c\u5bbd\u5e26 R&amp;S\u00aeFSW \u4fe1\u53f7\u4e0e\u9891\u8c31\u5206\u6790\u4eea\u7684\u9891\u7387\u8303\u56f4\u9ad8\u8fbe 90 GHz\uff0c\u5747\u5177\u5907\u9ad8\u8fbe 2 GHz \u7684\u5185\u90e8\u4fe1\u53f7\u5e26\u5bbd<\/li>\n<li>5G OTA \u6d4b\u8bd5\uff1a\u57fa\u4e8e R&amp;S\u00aeATS1000 \u5929\u7ebf\u6d4b\u8bd5\u7cfb\u7edf\u7684\u81ea\u5b9a\u4e49\u4ea4\u94a5\u5319\u89e3\u51b3\u65b9\u6848<\/li>\n<li>\u4f7f\u7528\u4e94\u4e2a\u6216\u66f4\u591a\u7aef\u53e3\u8fdb\u884c\u7ec4\u4ef6\u6d4b\u8bd5\uff1a\u72ec\u7279\u7684\u771f\u6b63\u591a\u7aef\u53e3\u77e2\u91cf\u7f51\u7edc\u5206\u6790\u4eea\uff08\u5982 R&amp;S\u00aeZNBT\uff09\u53ef\u540c\u65f6\u4f7f\u7528\u6240\u6709\u7aef\u53e3\uff0c\u7b80\u5316\u4e86\u6821\u51c6\u548c\u64cd\u4f5c<\/li>\n<li>\u975e\u5e38\u9002\u7528\u4e8e\u6240\u6709\u7814\u7a76\u5de5\u4f5c\uff0c\u5c24\u5176\u9002\u7528\u4e8e 40 GHz \u4ee5\u4e0a\u7684\u9891\u7387\u8303\u56f4\uff1aR&amp;S\u00aeZVA \u77e2\u91cf\u7f51\u7edc\u5206\u6790\u4eea\u7684\u9891\u7e41\u8303\u56f4\u9ad8\u8fbe 110 GHz\uff0c\u64cd\u4f5c\u7b80\u4fbf\uff0c\u6d4b\u91cf\u901f\u5ea6\u5feb\uff0c\u529f\u80fd\u591a\u6837\uff0c\u7075\u6d3b\u6027\u9ad8\u3002\u4f8b\u5982\uff0c\u56db\u7aef\u53e3 R&amp;S\u00aeZVA \u5177\u6709\u56db\u4e2a\u9ad8\u8fbe 67 GHz \u7684\u5185\u90e8\uff08\u76f8\u4f4d\u76f8\u53c2\uff09\u4fe1\u53f7\u6e90\uff0c\u53ef\u5728\u653e\u5927\u5668\u548c\u6df7\u9891\u5668\u4e0a\u5feb\u901f\u8fdb\u884c\u53cc\u97f3\u6d4b\u91cf\u3002\u65e0\u9700\u4f7f\u7528\u5916\u90e8\u6df7\u9891\u5668<\/li>\n<li>R&amp;S\u00aeZVA110 \u9ad8\u5ea6\u7a33\u5b9a\u4e14\u6613\u4e8e\u914d\u7f6e\uff0c\u53ef\u5728\u8fde\u7eed\u626b\u63cf\u4e2d\u8fdb\u884c 10 MHz \u81f3 110 GHz \u7684\u6beb\u7c73\u6ce2\u6d4b\u91cf\uff0c\u4e0e\u5176\u4ed6 R&amp;S\u00aeZVA-Zxx \u6beb\u7c73\u6ce2\u53d8\u9891\u5668\u7ed3\u5408\u4f7f\u7528\u65f6\uff0c\u53ef\u4ee5\u8986\u76d6\u6700\u9ad8\u8fbe 500 GHz \u7684\u6240\u6709\u5e38\u89c1\u6ce2\u5bfc\u9891\u6bb5<\/li>\n<\/ul>\n<h1 id=\"5GOTA\">5G OTA\/\u5927\u89c4\u6a21 MIMO \u6d4b\u8bd5<\/h1>\n<h4>\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328\u63d0\u4f9b\u5168\u9762\u7684\u65e0\u7ebf (OTA) \u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\uff0c\u4e3a\u6beb\u7c73\u6ce2\u548c\u5927\u89c4\u6a21 MIMO \u5929\u7ebf\u505a\u597d\u51c6\u5907<\/h4>\n<p>5G \u7f51\u7edc\u5c06\u9700\u8981\u63d0\u9ad8\u5bb9\u91cf\u548c\u7075\u6d3b\u6027\uff0c\u540c\u65f6\u964d\u4f4e\u7cfb\u7edf\u8fd0\u8425\u8d39\u7528 (OPEX)\u3002\u5982\u8981\u63d0\u9ad8\u5bb9\u91cf\uff0c\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u5c31\u662f\u589e\u52a0\u7f51\u7edc\u4e2d\u7684\u57fa\u7ad9\u6570\u91cf\u3002\u4f46\u662f\uff0c\u7531\u4e8e\u8fd9\u79cd\u65b9\u6cd5\u4f1a\u5e26\u6765\u9ad8\u6602\u7684\u623f\u5730\u4ea7\u548c\u80fd\u8017\u6210\u672c\uff0c\u56e0\u6b64\u8ba4\u53ef\u5ea6\u6709\u9650\u3002\u66f4\u6709\u6548\u7684\u65b9\u5f0f\u662f\u4f7f\u7528\u5177\u6709\u5e45\u5ea6\u548c\u76f8\u4f4d\u63a7\u5236\u7684\u5927\u91cf\u6536\u53d1\u5929\u7ebf\u5143\u4ef6\u3002\u8fd9\u4e9b\u5143\u4ef6\u88ab\u79f0\u4e3a\u5927\u89c4\u6a21 MIMO \u7cfb\u7edf\u3002\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u65b9\u6cd5\u64cd\u4f5c\u6b64\u7c7b\u7cfb\u7edf\u3002\u5bf9\u4e8e\u6b64\u7c7b\u7cfb\u7edf\uff0c\u53ef\u901a\u8fc7\u7a7a\u95f4\u590d\u7528\u652f\u6301\u591a\u4e2a\u9884\u7f16\u7801\u6570\u636e\u6d41\uff0c\u4ee5\u53ca\/\u6216\u8005\u901a\u8fc7\u6ce2\u675f\u6210\u5f62\u589e\u52a0\u589e\u76ca\u3002<\/p>\n<h2>\u7535\u573a\u53ef\u89c6\u5316\u4ee5\u53ca OTA \u6ce2\u675f\u65b9\u5411\u56fe\u6d4b\u91cf<\/h2>\n<p>\u5728\u6210\u719f\u7684 sub-6 GHz \u9891\u8c31\u4e2d\uff0c\u57fa\u7ad9\u901a\u5e38\u4f1a\u901a\u8fc7\u5927\u91cf\u6536\u53d1\u5929\u7ebf\u5143\u4ef6\u4ee5\u4f7f\u7528\u5e76\u884c\u6570\u636e\u6d41\u4e3a\u591a\u4e2a\u7528\u6237\u63d0\u4f9b\u670d\u52a1\u3002\u8fd9\u88ab\u79f0\u4e3a\u591a\u7528\u6237 MIMO (MU-MIMO)\u3002\u4e0e\u6b64\u76f8\u53cd\uff0c\u5398\u7c73\u6ce2\u548c\u6beb\u7c73\u6ce2\u9891\u8c31\u4e2d\u7684\u9ad8\u8def\u5f84\u635f\u8017\u8870\u51cf\u9700\u8981\u8f83\u9ad8\u7684\u5929\u7ebf\u589e\u76ca\uff0c\u8fd9\u53ef\u4ee5\u901a\u8fc7\u5e94\u7528\u52a8\u6001\u6ce2\u675f\u6210\u5f62\u6765\u5b9e\u73b0\u3002\u9488\u5bf9\u5404\u4e2a\u7528\u6237\u8bbe\u5907\u5e76\u4e13\u95e8\u4e3a\u5176\u5206\u914d\u4fe1\u53f7\uff0c\u53ef\u4ee5\u663e\u8457\u964d\u4f4e\u80fd\u8017\u3002MU-MIMO \u548c\u6ce2\u675f\u6210\u5f62\u5747\u80fd\u589e\u52a0\u5c0f\u533a\u5bb9\u91cf\uff0c\u65e0\u9700\u989d\u5916\u589e\u52a0\u57fa\u7ad9\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/Rohde-Schwarz-wireless-communications-5G-massive-mimo_1440x810_w1300_hX-1024x576.jpg\" sizes=\"(max-width: 1024px) 100vw, 1024px\" srcset=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/Rohde-Schwarz-wireless-communications-5G-massive-mimo_1440x810_w1300_hX-1024x576.jpg 1024w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/Rohde-Schwarz-wireless-communications-5G-massive-mimo_1440x810_w1300_hX-300x169.jpg 300w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/Rohde-Schwarz-wireless-communications-5G-massive-mimo_1440x810_w1300_hX-768x432.jpg 768w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/Rohde-Schwarz-wireless-communications-5G-massive-mimo_1440x810_w1300_hX-600x337.jpg 600w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/Rohde-Schwarz-wireless-communications-5G-massive-mimo_1440x810_w1300_hX-64x36.jpg 64w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/Rohde-Schwarz-wireless-communications-5G-massive-mimo_1440x810_w1300_hX.jpg 1300w\" alt=\"\" width=\"1024\" height=\"576\" \/><br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/Rohde-Schwarz-wireless-communications-5G-PWC200-plane-wave-converter_49224_01_1440x810_w1300_hX-1024x576.jpg\" sizes=\"(max-width: 1024px) 100vw, 1024px\" srcset=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/Rohde-Schwarz-wireless-communications-5G-PWC200-plane-wave-converter_49224_01_1440x810_w1300_hX-1024x576.jpg 1024w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/Rohde-Schwarz-wireless-communications-5G-PWC200-plane-wave-converter_49224_01_1440x810_w1300_hX-300x169.jpg 300w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/Rohde-Schwarz-wireless-communications-5G-PWC200-plane-wave-converter_49224_01_1440x810_w1300_hX-768x432.jpg 768w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/Rohde-Schwarz-wireless-communications-5G-PWC200-plane-wave-converter_49224_01_1440x810_w1300_hX-600x337.jpg 600w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/Rohde-Schwarz-wireless-communications-5G-PWC200-plane-wave-converter_49224_01_1440x810_w1300_hX-64x36.jpg 64w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/Rohde-Schwarz-wireless-communications-5G-PWC200-plane-wave-converter_49224_01_1440x810_w1300_hX.jpg 1300w\" alt=\"\" width=\"1024\" height=\"576\" \/><\/p>\n<h2>\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328 5G \u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\u4f18\u52bf<\/h2>\n<p>\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328\u63d0\u4f9b\u5168\u9762\u7684\u4e00\u7ad9\u5f0f\u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\u7ec4\u5408\uff0c\u53ef\u4ee5\u4e3a\u4f20\u7edf sub-6 GHz \u8702\u7a9d\u9891\u7387\u4ee5\u53ca\u5398\u7c73\u6ce2\u548c\u6beb\u7c73\u6ce2\u9891\u7387\u8303\u56f4\u4e2d\u7684 5G \u6a21\u5757\u3001\u8bbe\u5907\u4ee5\u53ca\u5927\u89c4\u6a21 MIMO \u6709\u6e90\u5929\u7ebf\u7cfb\u7edf\u6267\u884c OTA \u6d4b\u91cf\uff1a<\/p>\n<ul>\n<li>\u4ea4\u94a5\u5319\u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\u5305\u62ec\u6240\u6709\u5fc5\u9700\u6d4b\u8bd5\u4e0e\u6d4b\u91cf\u4eea\u5668\u3001\u5929\u7ebf\u548c\u9644\u4ef6<\/li>\n<li>\u5398\u7c73\u6ce2\u548c\u6beb\u7c73\u6ce2\u7528\u6237\u8bbe\u5907\u6d4b\u8bd5\uff1a\u53ef\u6269\u5c55\u7684\u4fbf\u643a\u5f0f R&amp;S\u00aeATS1000 \u5c4f\u853d\u6697\u5ba4\uff0c\u5305\u62ec\u96c6\u6210\u5f0f\u9ad8\u7cbe\u5ea6\u9525\u5f62\u5207\u5272\u5b9a\u4f4d\u5668\u548c\u6fc0\u5149\u5668\u9009\u4ef6\uff0c\u9002\u7528\u4e8e\u6b63\u786e\u7684\u8def\u5f84\u635f\u8017\u6821\u51c6\u548c\u7cbe\u786e\u7684\u88ab\u6d4b\u8bbe\u5907\u6821\u6b63<\/li>\n<li>\u9002\u7528\u4e8e R&amp;S\u00aeATS1000 \u7684\u53ef\u9009\u6563\u70ed\u89e3\u51b3\u65b9\u6848\uff0c\u53ef\u5728\u6781\u7aef\u6e29\u5ea6\u6761\u4ef6\u4e0b\u6d4b\u8bd5\u79fb\u52a8\u8bbe\u5907\uff0c\u901a\u8fc7\u4f7f\u7528\u5916\u90e8\u70ed\u6d41\u7814\u7a76 \u201320\u00b0C \u81f3 +85\u00b0C \u6e29\u5ea6\u8303\u56f4\u5185\u7684\u70ed\u6548\u5e94<\/li>\n<li>\u51c6\u786e\u5feb\u901f\u7684 sub-6 GHz \u5927\u89c4\u6a21 MIMO \u57fa\u7ad9\u6d4b\u8bd5\uff1a*\u5176\u7d27\u51d1\u7684 R&amp;S\u00aePWC200 \u5e73\u9762\u6ce2\u8f6c\u6362\u5668\u53ef\u5728\u76f8\u8ddd\u4ec5 1.5 m \u5904\u751f\u6210\u76f4\u5f84 1 m \u7684 3D \u7403\u5f62\u9759\u533a\uff0c\u5b9e\u73b0\u5b9e\u65f6\u8f90\u5c04\u529f\u7387\u548c\u6536\u53d1\u4fe1\u673a\u6d4b\u91cf<\/li>\n<li>\u4e0e Albatross Projects \u5c55\u5f00\u5bc6\u5207\u5408\u4f5c\uff0c\u63d0\u4f9b\u591a\u79cd\u5c3a\u5bf8\u4e0d\u540c\u7684\u6807\u51c6\u5316\u65e0\u7ebf\u6027\u80fd\u8bd5\u9a8c\u5ba4 (WPTC)\uff0c\u53ef\u6ee1\u8db3\u5ba2\u6237\u7684\u73b0\u573a\u8981\u6c42<\/li>\n<li>\u7ed3\u5408\u4f7f\u7528 R&amp;S\u00aeZVA \u56db\u7aef\u53e3\u7f51\u7edc\u5206\u6790\u4eea\u4ee5\u53ca R&amp;S\u00aeAMS32 \u6d4b\u91cf\u4e0e\u63a7\u5236\u8f6f\u4ef6\uff0c\u53ef\u8fdb\u884c 2D\/3D \u6a21\u5f0f\u7279\u6027\u5206\u6790\uff0c\u5305\u62ec\u8fd1\u573a (NF) \u5230\u8fdc\u573a (FF) \u8f6c\u6362<\/li>\n<li>\u7ed3\u5408\u4f7f\u7528 R&amp;S\u00aeSMW200A \u77e2\u91cf\u4fe1\u53f7\u53d1\u751f\u5668\u548c R&amp;S\u00aeFSW \u9891\u8c31\u4e0e\u4fe1\u53f7\u5206\u6790\u4eea\uff0c\u53ef\u8fdb\u884c\u5168\u9762\u7684\u5c04\u9891\u6536\u53d1\u4fe1\u673a\u7279\u6027\u6d4b\u91cf\uff0c\u4f8b\u5982\u4f7f\u7528\u8c03\u5236\u4fe1\u53f7\u6d4b\u91cf EVM \u7b49\u5173\u952e\u6027\u80fd\u6307\u6807<\/li>\n<li>R&amp;S\u00aeOSP \u5f00\u653e\u4ea4\u6362\u53ca\u63a7\u5236\u5e73\u53f0\u9009\u4ef6\u53ef\u7b80\u5316\u7cfb\u7edf\u5185\u90e8\u4e92\u8fde<\/li>\n<li>\u9644\u52a0 R&amp;S\u00aeNRPM OTA \u529f\u7387\u63a2\u5934\u53ef\u5728\u4e13\u7528\u4f4d\u7f6e\u8fdb\u884c\u529f\u7387\u6d4b\u91cf\uff0c\u4f8b\u5982\u6ce2\u675f\u63a7\u5236\u6d4b\u8bd5<\/li>\n<\/ul>\n<h1 id=\"5GChannel\">5G \u4fe1\u9053\u63a2\u6d4b<\/h1>\n<h4>\u7531\u4e8e\u9700\u8981\u66f4\u9ad8\u7684\u6570\u636e\u7387\u548c\u5e26\u5bbd\u4ee5\u5b9e\u73b0 5G\uff0c\u56e0\u6b64\u76f8\u8f83\u4e8e\u76ee\u524d\u4f4e\u4e8e 6 GHz \u7684\u8702\u7a9d\u7f51\u7edc\u5b9e\u65bd\u6280\u672f\uff0c\u5fc5\u987b\u91c7\u7528\u66f4\u9ad8\u7684\u8f7d\u6ce2\u9891\u7387<\/h4>\n<p>\u591a\u79cd\u7814\u7a76\u9879\u76ee\u5df2\u521d\u6b65\u63a2\u8ba8\u4e86 6 GHz \u81f3 100 GHz \u8303\u56f4\u5185\u7684\u9891\u8c31\u3002\u9996\u6279 6 GHz \u4ee5\u4e0a\u7684 5G \u90e8\u7f72\u5c06\u4f7f\u7528 26 GHz \u81f3 28 GHz \u4ee5\u53ca 39 GHz \u9891\u8c31\u8303\u56f4\u3002\u6574\u4e2a\u884c\u4e1a\u90fd\u9700\u8981\u4e86\u89e3\u65b0\u5174\u9ad8\u9891\u6bb5\u4e2d\u5177\u6709\u5bbd\u5e26\u5bbd\u7684\u4fe1\u53f7\u5982\u4f55\u901a\u8fc7\u65e0\u7ebf\u7535\u4fe1\u9053\u8fdb\u884c\u4f20\u64ad\u3002\u4fe1\u9053\u63a2\u6d4b\u89e3\u51b3\u65b9\u6848\u5c06\u65e0\u7ebf\u7535\u4f20\u64ad\u8def\u5f84\u5206\u89e3\u6210\u5404\u4e2a\u591a\u5f84\u5206\u91cf\uff0c\u4ece\u800c\u5206\u6790\u65e0\u7ebf\u7535\u4fe1\u9053\u7279\u6027\u3002\u6b64\u7c7b\u7279\u6027\u4fe1\u606f\u6781\u5176\u91cd\u8981\uff0c\u6709\u52a9\u4e8e\u5f00\u53d1\u53ef\u9760\u7684\u8c03\u5236\u65b9\u6848\uff0c\u4ece\u800c\u901a\u8fc7 5G \u65e0\u7ebf\u7535\u4fe1\u9053\u4f20\u8f93\u6570\u636e\u3002<\/p>\n<h3>5G \u6d4b\u8bd5\u6311\u6218<\/h3>\n<p>\u6700\u521d\uff0c\u79fb\u52a8\u7f51\u7edc\u8fd0\u8425\u5546\u3001\u7814\u7a76\u673a\u6784\u3001\u5927\u5b66\u548c\u5176\u4ed6\u4e1a\u5185\u4eba\u5458\u5f00\u5c55\u4e86\u5e7f\u6cdb\u7684\u4fe1\u9053\u6d4b\u91cf\u6d3b\u52a8\uff0c\u4e3a 3GPP \u7b49\u6807\u51c6\u5316\u673a\u6784\u5b9a\u4e49\u4e86 5G \u4fe1\u9053\u6a21\u578b\u3002\u867d\u7136\u5df2\u7ecf\u5b9a\u4e49\u4e86\u4e00\u4e9b\u4fe1\u9053\u6a21\u578b\uff0c\u4f46 5G \u4fe1\u9053\u63a2\u6d4b\u6d3b\u52a8\u4ecd\u5728\u8fdb\u884c\u4e2d\uff0c\u56e0\u4e3a\u9ad8\u9891\u4fe1\u9053\u7279\u6027\u4e0e\u4f4e\u4e8e 6 GHz \u7684\u4f20\u7edf\u9891\u7387\u4e2d\u7684\u4fe1\u9053\u7279\u6027\u622a\u7136\u4e0d\u540c\uff1a<\/p>\n<ul>\n<li>\u7531\u4e8e\u8def\u5f84\u635f\u8017\u663e\u8457\u52a0\u5267\uff0c\u56e0\u6b64\u6beb\u7c73\u6ce2\u8303\u56f4\u4e2d\u5c06\u9700\u8981\u9ad8\u5ea6\u5b9a\u5411\u7684\u6ce2\u675f\u6210\u5f62\u3002<\/li>\n<li>\u5bf9\u4e8e\u7279\u5b9a\u9891\u6bb5\uff0c\u5fc5\u987b\u8003\u8651\u6c27\u5438\u6536\u548c\u6c34\u5438\u6536\u7279\u6027\uff08\u5982\u964d\u6c34\u6216\u6e7f\u5ea6\u635f\u8017\uff09\u3002<\/li>\n<li>\u65e0\u7ebf\u7535\u4fe1\u9053\u7684\u76f8\u53c2\u65f6\u95f4\u663e\u8457\u7f29\u77ed\u3002<\/li>\n<li>\u5927\u591a\u6570\u969c\u788d\u7269\u7684\u8870\u51cf\u52a0\u5267\uff08\u4f8b\u5982\uff0c\u751a\u81f3\u5b58\u5728\u660e\u663e\u7684\u6811\u53f6\u635f\u8017\uff09\u3002<\/li>\n<li>\u955c\u9762\u53cd\u5c04\u5728\u6beb\u7c73\u6ce2\u8303\u56f4\u4e2d\u66f4\u52a0\u5e38\u89c1\u3002<\/li>\n<\/ul>\n<h3>\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328 5G \u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\u4f18\u52bf<\/h3>\n<ul>\n<li>\u7531\u4e8e\u6240\u5e94\u7528\u7684 5G \u4fe1\u9053\u63a2\u6d4b\u4fe1\u53f7\u5177\u6709\u51fa\u8272\u7684\u81ea\u76f8\u5173\u7279\u6027\uff0c\u56e0\u6b64\u8109\u51b2\u538b\u7f29\u65b9\u6cd5\u53ef\u4ee5\u63d0\u4f9b\u989d\u5916\u7684\u5904\u7406\u589e\u76ca\u3002<\/li>\n<li>\u5e94\u7528\u53d1\u5c04\u673a\u548c\u63a5\u6536\u673a\u7684\u5e26\u5bbd\u80fd\u529b\u81f3\u5173\u91cd\u8981\uff0cR&amp;S\u00aeSMW200A \u77e2\u91cf\u4fe1\u53f7\u53d1\u751f\u5668\u548c R&amp;S\u00aeFSW \u4fe1\u53f7\u4e0e\u9891\u8c31\u5206\u6790\u4eea\u5747\u63d0\u4f9b\u9ad8\u8fbe 2 GHz \u7684\u5185\u90e8\u5e26\u5bbd\uff0c\u53ef\u5b9e\u73b0\u4f4e\u81f3 0.5 ns \u7684\u51fa\u8272\u56de\u6ce2\u65f6\u95f4\u5206\u8fa8\u7387\u3002<\/li>\n<li>\u4e0e\u57fa\u4e8e\u7f51\u7edc\u5206\u6790\u4eea\u7684\u6d4b\u8bd5\u8bbe\u7f6e\u76f8\u6bd4\uff0c\u53ef\u4ee5\u66f4\u52a0\u5feb\u901f\u7075\u6d3b\u5730\u5728\u5b8c\u6574\u5e26\u5bbd\u4e0a\u76f4\u63a5\u6d4b\u91cf\u65f6\u57df\u4e2d\u7684\u4fe1\u9053\u8109\u51b2\u54cd\u5e94 (CIR)\u3002<\/li>\n<li>\u9002\u7528\u4e8e\u8fdc\u8ddd\u79bb\u7684 5G \u5ba4\u5916\u4fe1\u9053\u6d4b\u91cf\uff1aR&amp;S\u00aeSMW200A \u548c R&amp;S\u00aeFSW \u5177\u6709\u4e00\u6d41\u7684\u53c2\u8003\u9891\u7387\u7a33\u5b9a\u6027\uff0c\u65e0\u9700\u540c\u6b65\u5373\u53ef\u8fdb\u884c\u76f8\u5bf9\u529f\u7387\u5ef6\u8fdf\u5206\u5e03\u6d4b\u91cf\u3002<\/li>\n<li>R&amp;S\u00aeFSW \u5206\u6790\u4eea\u5177\u5907\u9ad8\u63a5\u6536\u673a\u7075\u654f\u5ea6\uff0c\u5e76\u4e14\u5185\u7f6e\u4f4e\u566a\u58f0\u529f\u7387\u653e\u5927\u5668\uff0c\u63d0\u4f9b\u72ec\u7279\u7684\u52a8\u6001\u8303\u56f4\u3002\u7279\u6b8a\u4fe1\u9053\u63a2\u6d4b\u4fe1\u53f7\u589e\u5f3a\u53ef\u5b9e\u73b0\u7684\u5904\u7406\u589e\u76ca\uff0c\u8fdb\u4e00\u6b65\u6269\u5c55\u52a8\u6001\u8303\u56f4\u3002<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/rohde-schwarz-wireless-communications-eMBB-channelsounding_w1300_hX-1024x576.jpg\" sizes=\"(max-width: 1024px) 100vw, 1024px\" srcset=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/rohde-schwarz-wireless-communications-eMBB-channelsounding_w1300_hX-1024x576.jpg 1024w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/rohde-schwarz-wireless-communications-eMBB-channelsounding_w1300_hX-300x169.jpg 300w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/rohde-schwarz-wireless-communications-eMBB-channelsounding_w1300_hX-768x432.jpg 768w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/rohde-schwarz-wireless-communications-eMBB-channelsounding_w1300_hX-600x337.jpg 600w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/rohde-schwarz-wireless-communications-eMBB-channelsounding_w1300_hX-64x36.jpg 64w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/rohde-schwarz-wireless-communications-eMBB-channelsounding_w1300_hX.jpg 1300w\" alt=\"\" width=\"1024\" height=\"576\" \/><\/p>\n<h3>\u57fa\u4e8e\u8109\u51b2\u538b\u7f29\u65b9\u6cd5\u7684 5G \u4fe1\u9053\u63a2\u6d4b\u6d4b\u91cf<\/h3>\n<p>R&amp;S\u00aeSMW200A \u77e2\u91cf\u4fe1\u53f7\u53d1\u751f\u5668\u4ee5\u54cd\u5e94\u9891\u7387\u53d1\u5c04\u5e26\u9650\u4fe1\u9053\u63a2\u6d4b\u4fe1\u53f7\u3002\u65e0\u7ebf\u7535\u4fe1\u9053\u6839\u636e\u5468\u56f4\u73af\u5883\u8c03\u6574\u6b64\u4fe1\u53f7\uff0c\u5305\u62ec\u969c\u788d\u7269\u3001\u53cd\u5c04\u3001\u6563\u5c04\u3001\u6c27\u5438\u6536\u4ee5\u53ca\u79fb\u52a8\u60c5\u51b5\u3002R&amp;S\u00aeFSW \u4fe1\u53f7\u4e0e\u9891\u8c31\u5206\u6790\u4eea\u63a5\u6536\u5e76\u5904\u7406\u6765\u81ea\u4fe1\u9053\u7684\u4fe1\u53f7\uff0c\u5e76\u5c06\u751f\u6210\u7684 I\/Q \u6570\u636e\u4f20\u8f93\u81f3\u6570\u636e\u5206\u6790\u8f6f\u4ef6\u3002\u8f6f\u4ef6\u5c06\u63a5\u6536\u7684 I\/Q \u6570\u636e\u4e0e\u6700\u521d\u53d1\u5c04\u7684\u4fe1\u53f7\u76f8\u5173\u8054\uff0c\u4ee5\u4fbf\u4f30\u8ba1\u63cf\u8ff0\u65e0\u7ebf\u7535\u4fe1\u9053\u7279\u6027\u7684\u4fe1\u9053\u8109\u51b2\u54cd\u5e94\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4ece\u7ec4\u4ef6\u548c\u82af\u7247\u7ec4\u5230\u88c5\u914d\u5f0f\u7528\u6237\u8bbe\u5907\u548c\u57fa\u7ad9\uff0c\u90fd\u5b58\u5728\u5404\u79cd 5G NR \u6d4b\u8bd5\u4e0e\u6d4b\u91cf\u6311\u6218\uff0c\u63a8\u52a8\u6211\u4eec\u63d0\u4f9b\u89e3\u51b3\u65b9\u6848\u4ee5\u5b9e\u73b0\u6210\u529f\u3002\u501f\u52a9\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328\u7684 5G \u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\uff0c\u66f4\u52a0\u5feb\u901f\u53ef\u9760\u5730\u63a8\u52a8\u4ea7\u54c1\u4e0a\u5e02\u3002<\/p>\n","protected":false},"author":1,"featured_media":2898,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[31],"tags":[],"class_list":["post-376","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-5g"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\r\n<title>5G NR\u6d4b\u8bd5-\u8fce\u63a5 5G \u6311\u6218 - \u901a\u6d4b\u79d1\u6280<\/title>\r\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\r\n<link rel=\"canonical\" href=\"http:\/\/www.comtest.cn\/?p=376\" \/>\r\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\r\n<meta property=\"og:type\" content=\"article\" \/>\r\n<meta property=\"og:title\" content=\"5G NR\u6d4b\u8bd5-\u8fce\u63a5 5G \u6311\u6218 - \u901a\u6d4b\u79d1\u6280\" \/>\r\n<meta property=\"og:description\" content=\"\u4ece\u7ec4\u4ef6\u548c\u82af\u7247\u7ec4\u5230\u88c5\u914d\u5f0f\u7528\u6237\u8bbe\u5907\u548c\u57fa\u7ad9\uff0c\u90fd\u5b58\u5728\u5404\u79cd 5G NR \u6d4b\u8bd5\u4e0e\u6d4b\u91cf\u6311\u6218\uff0c\u63a8\u52a8\u6211\u4eec\u63d0\u4f9b\u89e3\u51b3\u65b9\u6848\u4ee5\u5b9e\u73b0\u6210\u529f\u3002\u501f\u52a9\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328\u7684 5G \u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\uff0c\u66f4\u52a0\u5feb\u901f\u53ef\u9760\u5730\u63a8\u52a8\u4ea7\u54c1\u4e0a\u5e02\u3002\" \/>\r\n<meta property=\"og:url\" content=\"http:\/\/www.comtest.cn\/?p=376\" \/>\r\n<meta property=\"og:site_name\" content=\"\u901a\u6d4b\u79d1\u6280\" \/>\r\n<meta property=\"article:published_time\" content=\"2021-01-15T08:36:42+00:00\" \/>\r\n<meta property=\"article:modified_time\" content=\"2021-07-16T02:10:42+00:00\" \/>\r\n<meta property=\"og:image\" content=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/5G_NR_SOL.jpg\" \/>\r\n\t<meta property=\"og:image:width\" content=\"640\" \/>\r\n\t<meta property=\"og:image:height\" content=\"360\" \/>\r\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\r\n<meta name=\"author\" content=\"CTAdmin\" \/>\r\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\r\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"CTAdmin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 \u5206\" \/>\r\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"http:\/\/www.comtest.cn\/?p=376#article\",\"isPartOf\":{\"@id\":\"http:\/\/www.comtest.cn\/?p=376\"},\"author\":{\"name\":\"CTAdmin\",\"@id\":\"http:\/\/www.comtest.com.cn\/#\/schema\/person\/da33248c581b0e20b1b64c5e8ee398a1\"},\"headline\":\"5G NR\u6d4b\u8bd5-\u8fce\u63a5 5G \u6311\u6218\",\"datePublished\":\"2021-01-15T08:36:42+00:00\",\"dateModified\":\"2021-07-16T02:10:42+00:00\",\"mainEntityOfPage\":{\"@id\":\"http:\/\/www.comtest.cn\/?p=376\"},\"wordCount\":363,\"publisher\":{\"@id\":\"http:\/\/www.comtest.com.cn\/#organization\"},\"image\":{\"@id\":\"http:\/\/www.comtest.cn\/?p=376#primaryimage\"},\"thumbnailUrl\":\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/01\/5G_NR_SOL.jpg\",\"articleSection\":[\"5G+6G\"],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"WebPage\",\"@id\":\"http:\/\/www.comtest.cn\/?p=376\",\"url\":\"http:\/\/www.comtest.cn\/?p=376\",\"name\":\"5G NR\u6d4b\u8bd5-\u8fce\u63a5 5G \u6311\u6218 - \u901a\u6d4b\u79d1\u6280\",\"isPartOf\":{\"@id\":\"http:\/\/www.comtest.com.cn\/#website\"},\"primaryImageOfPage\":{\"@id\":\"http:\/\/www.comtest.cn\/?p=376#primaryimage\"},\"image\":{\"@id\":\"http:\/\/www.comtest.cn\/?p=376#primaryimage\"},\"thumbnailUrl\":\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/01\/5G_NR_SOL.jpg\",\"datePublished\":\"2021-01-15T08:36:42+00:00\",\"dateModified\":\"2021-07-16T02:10:42+00:00\",\"breadcrumb\":{\"@id\":\"http:\/\/www.comtest.cn\/?p=376#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"http:\/\/www.comtest.cn\/?p=376\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"http:\/\/www.comtest.cn\/?p=376#primaryimage\",\"url\":\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/01\/5G_NR_SOL.jpg\",\"contentUrl\":\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/01\/5G_NR_SOL.jpg\",\"width\":640,\"height\":360},{\"@type\":\"BreadcrumbList\",\"@id\":\"http:\/\/www.comtest.cn\/?p=376#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"http:\/\/www.comtest.cn\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"5G NR\u6d4b\u8bd5-\u8fce\u63a5 5G \u6311\u6218\"}]},{\"@type\":\"WebSite\",\"@id\":\"http:\/\/www.comtest.com.cn\/#website\",\"url\":\"http:\/\/www.comtest.com.cn\/\",\"name\":\"\u901a\u6d4b\u79d1\u6280\",\"description\":\"\u4e13\u4e1a\u6d4b\u8bd5\u7cfb\u7edf\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\u5546\",\"publisher\":{\"@id\":\"http:\/\/www.comtest.com.cn\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"http:\/\/www.comtest.com.cn\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Organization\",\"@id\":\"http:\/\/www.comtest.com.cn\/#organization\",\"name\":\"\u901a\u6d4b\u79d1\u6280\",\"url\":\"http:\/\/www.comtest.com.cn\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"http:\/\/www.comtest.com.cn\/#\/schema\/logo\/image\/\",\"url\":\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2023\/04\/COMTESTNoRlogo-2.png\",\"contentUrl\":\"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2023\/04\/COMTESTNoRlogo-2.png\",\"width\":472,\"height\":165,\"caption\":\"\u901a\u6d4b\u79d1\u6280\"},\"image\":{\"@id\":\"http:\/\/www.comtest.com.cn\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"http:\/\/www.comtest.com.cn\/#\/schema\/person\/da33248c581b0e20b1b64c5e8ee398a1\",\"name\":\"CTAdmin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"http:\/\/www.comtest.com.cn\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/7f7a22dc8609b74982f22e296bc8970c?s=96&d=mm&r=x\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/7f7a22dc8609b74982f22e296bc8970c?s=96&d=mm&r=x\",\"caption\":\"CTAdmin\"},\"sameAs\":[\"http:\/\/www.comtest.cn\"]}]}<\/script>\r\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"5G NR\u6d4b\u8bd5-\u8fce\u63a5 5G \u6311\u6218 - \u901a\u6d4b\u79d1\u6280","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"http:\/\/www.comtest.cn\/?p=376","og_locale":"zh_CN","og_type":"article","og_title":"5G NR\u6d4b\u8bd5-\u8fce\u63a5 5G \u6311\u6218 - \u901a\u6d4b\u79d1\u6280","og_description":"\u4ece\u7ec4\u4ef6\u548c\u82af\u7247\u7ec4\u5230\u88c5\u914d\u5f0f\u7528\u6237\u8bbe\u5907\u548c\u57fa\u7ad9\uff0c\u90fd\u5b58\u5728\u5404\u79cd 5G NR \u6d4b\u8bd5\u4e0e\u6d4b\u91cf\u6311\u6218\uff0c\u63a8\u52a8\u6211\u4eec\u63d0\u4f9b\u89e3\u51b3\u65b9\u6848\u4ee5\u5b9e\u73b0\u6210\u529f\u3002\u501f\u52a9\u7f57\u5fb7\u4e0e\u65bd\u74e6\u8328\u7684 5G \u6d4b\u8bd5\u89e3\u51b3\u65b9\u6848\uff0c\u66f4\u52a0\u5feb\u901f\u53ef\u9760\u5730\u63a8\u52a8\u4ea7\u54c1\u4e0a\u5e02\u3002","og_url":"http:\/\/www.comtest.cn\/?p=376","og_site_name":"\u901a\u6d4b\u79d1\u6280","article_published_time":"2021-01-15T08:36:42+00:00","article_modified_time":"2021-07-16T02:10:42+00:00","og_image":[{"width":640,"height":360,"url":"http:\/\/www.comtest.cn\/wp-content\/uploads\/2021\/01\/5G_NR_SOL.jpg","type":"image\/jpeg"}],"author":"CTAdmin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"CTAdmin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"5 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"http:\/\/www.comtest.cn\/?p=376#article","isPartOf":{"@id":"http:\/\/www.comtest.cn\/?p=376"},"author":{"name":"CTAdmin","@id":"http:\/\/www.comtest.com.cn\/#\/schema\/person\/da33248c581b0e20b1b64c5e8ee398a1"},"headline":"5G NR\u6d4b\u8bd5-\u8fce\u63a5 5G \u6311\u6218","datePublished":"2021-01-15T08:36:42+00:00","dateModified":"2021-07-16T02:10:42+00:00","mainEntityOfPage":{"@id":"http:\/\/www.comtest.cn\/?p=376"},"wordCount":363,"publisher":{"@id":"http:\/\/www.comtest.com.cn\/#organization"},"image":{"@id":"http:\/\/www.comtest.cn\/?p=376#primaryimage"},"thumbnailUrl":"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/01\/5G_NR_SOL.jpg","articleSection":["5G+6G"],"inLanguage":"zh-Hans"},{"@type":"WebPage","@id":"http:\/\/www.comtest.cn\/?p=376","url":"http:\/\/www.comtest.cn\/?p=376","name":"5G NR\u6d4b\u8bd5-\u8fce\u63a5 5G \u6311\u6218 - \u901a\u6d4b\u79d1\u6280","isPartOf":{"@id":"http:\/\/www.comtest.com.cn\/#website"},"primaryImageOfPage":{"@id":"http:\/\/www.comtest.cn\/?p=376#primaryimage"},"image":{"@id":"http:\/\/www.comtest.cn\/?p=376#primaryimage"},"thumbnailUrl":"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/01\/5G_NR_SOL.jpg","datePublished":"2021-01-15T08:36:42+00:00","dateModified":"2021-07-16T02:10:42+00:00","breadcrumb":{"@id":"http:\/\/www.comtest.cn\/?p=376#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["http:\/\/www.comtest.cn\/?p=376"]}]},{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"http:\/\/www.comtest.cn\/?p=376#primaryimage","url":"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/01\/5G_NR_SOL.jpg","contentUrl":"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2021\/01\/5G_NR_SOL.jpg","width":640,"height":360},{"@type":"BreadcrumbList","@id":"http:\/\/www.comtest.cn\/?p=376#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"http:\/\/www.comtest.cn\/"},{"@type":"ListItem","position":2,"name":"5G NR\u6d4b\u8bd5-\u8fce\u63a5 5G \u6311\u6218"}]},{"@type":"WebSite","@id":"http:\/\/www.comtest.com.cn\/#website","url":"http:\/\/www.comtest.com.cn\/","name":"\u901a\u6d4b\u79d1\u6280","description":"\u4e13\u4e1a\u6d4b\u8bd5\u7cfb\u7edf\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\u5546","publisher":{"@id":"http:\/\/www.comtest.com.cn\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"http:\/\/www.comtest.com.cn\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"zh-Hans"},{"@type":"Organization","@id":"http:\/\/www.comtest.com.cn\/#organization","name":"\u901a\u6d4b\u79d1\u6280","url":"http:\/\/www.comtest.com.cn\/","logo":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"http:\/\/www.comtest.com.cn\/#\/schema\/logo\/image\/","url":"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2023\/04\/COMTESTNoRlogo-2.png","contentUrl":"http:\/\/www.comtest.com.cn\/wp-content\/uploads\/2023\/04\/COMTESTNoRlogo-2.png","width":472,"height":165,"caption":"\u901a\u6d4b\u79d1\u6280"},"image":{"@id":"http:\/\/www.comtest.com.cn\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"http:\/\/www.comtest.com.cn\/#\/schema\/person\/da33248c581b0e20b1b64c5e8ee398a1","name":"CTAdmin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"http:\/\/www.comtest.com.cn\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/7f7a22dc8609b74982f22e296bc8970c?s=96&d=mm&r=x","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/7f7a22dc8609b74982f22e296bc8970c?s=96&d=mm&r=x","caption":"CTAdmin"},"sameAs":["http:\/\/www.comtest.cn"]}]}},"_links":{"self":[{"href":"http:\/\/www.comtest.com.cn\/index.php?rest_route=\/wp\/v2\/posts\/376","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.comtest.com.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.comtest.com.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.comtest.com.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.comtest.com.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=376"}],"version-history":[{"count":63,"href":"http:\/\/www.comtest.com.cn\/index.php?rest_route=\/wp\/v2\/posts\/376\/revisions"}],"predecessor-version":[{"id":4601,"href":"http:\/\/www.comtest.com.cn\/index.php?rest_route=\/wp\/v2\/posts\/376\/revisions\/4601"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.comtest.com.cn\/index.php?rest_route=\/wp\/v2\/media\/2898"}],"wp:attachment":[{"href":"http:\/\/www.comtest.com.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=376"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.comtest.com.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=376"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.comtest.com.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=376"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}