{"id":924,"date":"2025-08-26T17:33:00","date_gmt":"2025-08-26T09:33:00","guid":{"rendered":"http:\/\/www.sdjxsjy.com\/?p=924"},"modified":"2025-08-26T16:37:01","modified_gmt":"2025-08-26T08:37:01","slug":"5g%e5%b0%84%e9%a2%91%e6%a0%a1%e5%87%86%e7%bb%bc%e6%b5%8b%e4%bb%aa%ef%bc%9a%e7%a1%ae%e4%bf%9d5g%e4%bf%a1%e5%8f%b7%e7%b2%be%e5%87%86%e4%bc%a0%e8%be%93%e7%9a%84%e5%85%b3%e9%94%ae%e6%8a%80%e6%9c%af","status":"publish","type":"post","link":"http:\/\/www.sdjxsjy.com\/?p=924","title":{"rendered":"5G\u5c04\u9891\u6821\u51c6\u7efc\u6d4b\u4eea\uff1a\u786e\u4fdd5G\u4fe1\u53f7\u7cbe\u51c6\u4f20\u8f93\u7684\u5173\u952e\u6280\u672f"},"content":{"rendered":"\n<blockquote class=\"wp-block-quote\">\n<p 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class=\"wp-block-paragraph\">5G\u7f51\u7edc\u91c7\u7528\u4e86\u5305\u62ecSub-6GHz\u548c\u6beb\u7c73\u6ce2\u5728\u5185\u7684\u591a\u4e2a\u9891\u6bb5\uff0c\u6bcf\u4e2a\u9891\u6bb5\u90fd\u6709\u5176\u72ec\u7279\u7684\u4f20\u64ad\u7279\u6027\u548c\u6311\u6218\u3002\u9891\u7387\u8bef\u5dee\u662f\u8861\u91cf\u65e0\u7ebf\u4fe1\u53f7\u8d28\u91cf\u7684\u5173\u952e\u6307\u6807\u4e4b\u4e00\uff0c\u5b83\u8868\u793a\u7ec8\u7aef\u5c04\u9891\u4e0e\u57fa\u7ad9\u5c04\u9891\u4f20\u8f93\u6216\u6240\u7528ARFCN\u6807\u79f0\u9891\u7387\u4e4b\u95f4\u7684\u5dee\u5f02\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6839\u636e3GPP TS 38.104\u89c4\u5b9a\uff0c5G\u57fa\u7ad9\u7684\u9891\u7387\u8bef\u5dee\u8981\u6c42\u6781\u4e3a\u4e25\u683c\uff1a\u5b8f\u8702\u7a9d\u57fa\u7ad9\u9700\u6ee1\u8db3\u00b10.05 ppm\uff0c\u5fae\u8702\u7a9d\u548c\u5fae\u5fae\u5c0f\u533a\u57fa\u7ad9\u9700\u6ee1\u8db3\u00b10.1 ppm\u3002\u4ee5850MHz\u9891\u6bb5\u4e3a\u4f8b\uff0c\u5b8f\u8702\u7a9d\u57fa\u7ad9\u7684\u9891\u7387\u8bef\u5dee\u5fc5\u987b\u63a7\u5236\u5728\u00b142.50 Hz\u4ee5\u5185\u3002\u5982\u6b64\u4e25\u82db\u7684\u8981\u6c42\u4f7f\u5f97\u5c04\u9891\u6821\u51c6\u6210\u4e3a\u4e865G\u8bbe\u5907\u5f00\u53d1\u548c\u90e8\u7f72\u4e2d\u5fc5\u4e0d\u53ef\u5c11\u7684\u73af\u8282\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">5G\u5c04\u9891\u6821\u51c6\u7efc\u6d4b\u4eea\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">5G\u5c04\u9891\u6821\u51c6\u7efc\u6d4b\u4eea\u7684\u5de5\u4f5c\u539f\u7406\u4e3b\u8981\u6d89\u53ca\u4e09\u4e2a\u65b9\u9762\u7684\u6d4b\u8bd5\uff1a\u5c04\u9891\u6d4b\u8bd5\u3001\u534f\u8bae\u6d4b\u8bd5\u4ee5\u53ca\u6027\u80fd\u6d4b\u8bd5\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. \u5c04\u9891\u6d4b\u8bd5<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c04\u9891\u6d4b\u8bd5\u662f\u7efc\u6d4b\u4eea\u6700\u57fa\u7840\u4e5f\u662f\u6700\u6838\u5fc3\u7684\u529f\u80fd\u3002\u5b83\u901a\u8fc7\u5185\u90e8\u7684\u4fe1\u53f7\u6e90\u4ea7\u751f\u9ad8\u7cbe\u5ea6\u7684\u6d4b\u8bd5\u4fe1\u53f7\uff0c\u8fd9\u4e9b\u4fe1\u53f7\u7ecf\u8fc7\u529f\u7387\u653e\u5927\u5668\u548c\u6ee4\u6ce2\u5668\u540e\uff0c\u80fd\u591f\u51c6\u786e\u6a21\u62df5G\u7f51\u7edc\u4e2d\u7684\u5404\u79cd\u4fe1\u53f7\u6761\u4ef6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u540c\u65f6\uff0c\u7efc\u6d4b\u4eea\u63a5\u6536\u624b\u673a\u8fd4\u56de\u7684\u5c04\u9891\u4fe1\u53f7\uff0c\u5e76\u5229\u7528\u9ad8\u6027\u80fd\u9891\u8c31\u5206\u6790\u4eea\u7cbe\u786e\u6d4b\u91cf\u4fe1\u53f7\u7684\u5404\u9879\u53c2\u6570\uff0c\u5982\u53d1\u5c04\u529f\u7387\u3001\u63a5\u6536\u7075\u654f\u5ea6\u3001\u9891\u8c31\u7eaf\u5ea6\u7b49\u3002\u8fd9\u4e9b\u53c2\u6570\u5bf9\u4e8e\u8bc4\u4f30\u624b\u673a\u7684\u5c04\u9891\u6027\u80fd\u81f3\u5173\u91cd\u8981\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. \u534f\u8bae\u6d4b\u8bd5<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7efc\u6d4b\u4eea\u5185\u7f6e\u4e86\u5b8c\u6574\u76845G\u534f\u8bae\u6808\uff0c\u80fd\u591f\u6a21\u62df5G\u57fa\u7ad9\u4e0e\u624b\u673a\u4e4b\u95f4\u7684\u901a\u4fe1\u8fc7\u7a0b\u3002\u5b83\u4f1a\u6309\u7167\u534f\u8bae\u89c4\u5b9a\u7684\u6d41\u7a0b\u53d1\u9001\u63a7\u5236\u4fe1\u4ee4\u548c\u6570\u636e\uff0c\u5e76\u76d1\u6d4b\u624b\u673a\u7684\u54cd\u5e94\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u4e0e\u6807\u51c6\u534f\u8bae\u8fdb\u884c\u6bd4\u5bf9\uff0c\u7efc\u6d4b\u4eea\u80fd\u591f\u51c6\u786e\u8bc6\u522b\u5e76\u6307\u51fa\u624b\u673a\u5728\u534f\u8bae\u4ea4\u4e92\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u7684\u4efb\u4f55\u504f\u5dee\u6216\u9519\u8bef\uff0c<strong>\u786e\u4fdd\u624b\u673a\u4e0e\u7f51\u7edc\u4e4b\u95f4\u7684\u65e0\u7f1d\u4ea4\u4e92\u548c\u517c\u5bb9\u6027<\/strong>\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. \u6027\u80fd\u6d4b\u8bd5<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6027\u80fd\u6d4b\u8bd5\u4e3b\u8981\u8bc4\u4f30\u624b\u673a\u7684\u6570\u636e\u4f20\u8f93\u80fd\u529b\u548c\u529f\u8017\u7ba1\u7406\u6027\u80fd\u3002\u7efc\u6d4b\u4eea\u4f1a\u4e0e\u624b\u673a\u5efa\u7acb\u6570\u636e\u8fde\u63a5\uff0c\u5e76\u53d1\u9001\u5927\u91cf\u7684\u6570\u636e\u6d41\u91cf\u4ee5\u6d4b\u8bd5\u624b\u673a\u7684\u6570\u636e\u4f20\u8f93\u80fd\u529b\u3002<\/p>\n\n\n\n<p 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class=\"wp-block-paragraph\">\u6839\u636e\u88ab\u6d4b\u4fe1\u53f7\u9891\u6bb5\uff08FR1\u6216FR2\uff09\u8bbe\u7f6e\u5206\u6790\u5e26\u5bbd\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8e3.5GHz\u9891\u6bb5\uff0c\u5c06\u4e2d\u5fc3\u9891\u7387\u8bbe\u4e3a3.5GHz\uff0c\u5e26\u5bbd\u9009\u62e9100MHz\uff08\u6216\u6839\u636e\u5b9e\u9645\u9700\u6c42\u8c03\u6574\uff09\u3002\u901a\u8fc7\u5c04\u9891\u7ebf\u7f06\u8fde\u63a5\u5f85\u6d4b5G NR\u4fe1\u53f7\u6e90\uff0c\u786e\u4fdd\u8fde\u63a5\u7aef\u53e3\u6b63\u786e\u5e76\u68c0\u67e5\u8870\u51cf\u8bbe\u7f6e\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u4e8c\u30015G NR\u6d4b\u91cf\u6a21\u5f0f\u914d\u7f6e<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u9891\u8c31\u4eea\u4e3b\u754c\u9762\u9009\u62e9\u201c5G NR\u201d\u6a21\u5f0f\uff0c\u8fdb\u5165\u4e13\u7528\u6d4b\u91cf\u83dc\u5355\u3002\u5f00\u542f\u201cSSB AUTO DETECT\u201d\u529f\u80fd\uff0c\u81ea\u52a8\u6355\u83b7NR\u540c\u6b65\u4fe1\u53f7\u5757\uff08SSB\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u201cMeas Setup \u2192 Channel Profile\u201d\u4e2d\uff0c\u9009\u62e9\u76ee\u6807NR\u9891\u6bb5\u5bf9\u5e94\u7684\u4fe1\u9053\u914d\u7f6e\uff08\u5982n78\u3001n79\u7b49\uff09\u3002\u542f\u7528\u201cPDCCH AUTO DETECT\u201d\u548c\u201cPDSCH AUTO DETECT\u201d\uff0c\u7b80\u5316\u63a7\u5236\u4e0e\u6570\u636e\u4fe1\u9053\u5206\u6790\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fdb\u5165\u201cModulation Analysis\u201d\u83dc\u5355\uff0c\u9009\u62e9\u201cNormal\u201d\u6a21\u5f0f\uff0c\u91cd\u70b9\u5206\u6790EVM\uff08\u8bef\u5dee\u77e2\u91cf\u5e45\u5ea6\uff09\u3001ACLR\uff08\u90bb\u9053\u6cc4\u6f0f\u6bd4\uff09\u7b49\u5173\u952e\u6307\u6807\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u4e09\u3001\u9ad8\u7ea7\u4f18\u5316\u4e0e\u6ce8\u610f\u4e8b\u9879<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u201cRF Path 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class=\"wp-block-heading\">5G\u5c04\u9891\u6821\u51c6\u7684\u5173\u952e\u53c2\u6570\u6d4b\u91cf<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u57285G\u5c04\u9891\u6821\u51c6\u8fc7\u7a0b\u4e2d\uff0c\u6709\u51e0\u4e2a\u5173\u952e\u53c2\u6570\u9700\u8981\u7279\u522b\u5173\u6ce8\uff1a<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>EVM\uff08\u8bef\u5dee\u77e2\u91cf\u5e45\u5ea6\uff09<\/strong>\uff1a\u5728\u201cModulation Analysis\u201d\u4e2d\u67e5\u770bEVM\u7ed3\u679c\uff0c\u7ed3\u5408\u661f\u5ea7\u56fe\u5206\u6790\u4fe1\u53f7\u8d28\u91cf\uff0c\u91cd\u70b9\u5173\u6ce8\u5cf0\u503cEVM\u4e0e\u5e73\u5747EVM\u3002<\/li>\n\n\n\n<li><strong>ACLR\uff08\u90bb\u9053\u6cc4\u6f0f\u6bd4\uff09<\/strong>\uff1a\u901a\u8fc7\u201cAdjacent Channel 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