{"id":96020,"date":"2024-07-26T15:35:27","date_gmt":"2024-07-26T07:35:27","guid":{"rendered":"\/\/www.dealsbon.com\/?p=96020"},"modified":"2024-07-26T15:35:32","modified_gmt":"2024-07-26T07:35:32","slug":"mjsyljs","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/96020.html","title":{"rendered":"MIMO\u6280\u672f\u539f\u7406\u4ecb\u7ecd"},"content":{"rendered":"\n<p>\u3000\u3000<strong>MIMO(\u591a\u8f93\u5165\u591a\u8f93\u51fa)\u6280\u672f<\/strong>\u662f\u4e00\u79cd\u5229\u7528\u591a\u4e2a\u5929\u7ebf\u5728\u53d1\u5c04\u7aef\u548c\u63a5\u6536\u7aef\u8fdb\u884c\u4fe1\u53f7\u4f20\u8f93\u548c\u63a5\u6536\u7684\u6280\u672f\uff0c\u5176\u57fa\u672c\u539f\u7406\u662f\u901a\u8fc7\u7a7a\u95f4\u590d\u7528\u548c\u7a7a\u95f4\u5206\u96c6\u6765\u63d0\u9ad8\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u7684\u6027\u80fd\u3002\u5177\u4f53\u6765\u8bf4\uff0cMIMO\u6280\u672f\u53ef\u4ee5\u6709\u6548\u5229\u7528\u591a\u5f84\u4f20\u64ad\u7279\u6027\uff0c\u5728\u4e0d\u589e\u52a0\u5e26\u5bbd\u7684\u60c5\u51b5\u4e0b\u663e\u8457\u63d0\u5347\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u7cfb\u7edf\u5bb9\u91cf\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 MIMO\u6280\u672f\u4ecb\u7ecd<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. \u57fa\u672c\u539f\u7406<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u591a\u5f84\u4f20\u64ad\u5229\u7528<\/strong>\uff1aMIMO\u6280\u672f\u80fd\u591f\u5c06\u591a\u5f84\u6548\u5e94\u89c6\u4e3a\u6709\u5229\u56e0\u7d20\u52a0\u4ee5\u5229\u7528\u3002\u591a\u5f84\u6548\u5e94\u6307\u7684\u662f\u4fe1\u53f7\u5728\u4f20\u64ad\u8fc7\u7a0b\u4e2d\u9047\u5230\u969c\u788d\u7269\u53cd\u5c04\u3001\u6298\u5c04\u6216\u6563\u5c04\u540e\u5f62\u6210\u591a\u4e2a\u8def\u5f84\uff0c\u8fd9\u4e9b\u8def\u5f84\u4e0a\u7684\u4fe1\u53f7\u867d\u7136\u76f8\u4e92\u5e72\u6270\uff0c\u4f46\u901a\u8fc7\u5408\u9002\u7684\u5904\u7406\u65b9\u6cd5\u53ef\u4ee5\u88ab\u6709\u6548\u5206\u79bb\u548c\u5229\u7528\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u7a7a\u95f4\u590d\u7528\u4e0e\u7a7a\u95f4\u5206\u96c6<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u7a7a\u95f4\u590d\u7528<\/strong>\uff1a\u5728\u540c\u4e00\u65f6\u95f4\u9891\u7387\u8d44\u6e90\u4e0a\u540c\u65f6\u4f7f\u7528\u591a\u4e2a\u5929\u7ebf\u53d1\u9001\u4e0d\u540c\u7684\u6570\u636e\u6d41\uff0c\u4ece\u800c\u63d0\u9ad8\u9891\u8c31\u5229\u7528\u7387\u548c\u7cfb\u7edf\u5bb9\u91cf\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7a7a\u95f4\u5206\u96c6<\/strong>\uff1a\u901a\u8fc7\u591a\u4e2a\u5929\u7ebf\u63a5\u6536\u540c\u4e00\u6570\u636e\u6d41\u7684\u4e0d\u540c\u526f\u672c\uff0c\u4ee5\u63d0\u9ad8\u4fe1\u53f7\u7684\u53ef\u9760\u6027\u548c\u6297\u5e72\u6270\u80fd\u529b\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7a7a\u65f6\u7f16\u7801<\/strong>\uff1a\u7a7a\u65f6\u7f16\u7801\u662f\u4e00\u79cd\u91cd\u8981\u7684\u4fe1\u53f7\u5904\u7406\u6280\u672f\uff0c\u5b83\u5c06\u65f6\u95f4\u57df\u548c\u7a7a\u95f4\u57df\u7ed3\u5408\u8d77\u6765\u8fdb\u884c\u4fe1\u53f7\u5904\u7406\uff0c\u4ece\u800c\u63d0\u9ad8\u901a\u4fe1\u7cfb\u7edf\u7684\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u9884\u7f16\u7801\u8c03\u5236( precoding )\u901a\u8fc7\u5f62\u6210\u4e92\u76f8\u5173\u8054\u7684\u7a7a\u95f4\u4fe1\u9053\u5e76\u4f18\u5316\u5206\u914d\u7ed9\u6bcf\u4e2a\u7a7a\u95f4\u4fe1\u9053\u7684\u53d1\u9001\u529f\u7387\u6765\u6700\u5927\u5316\u901a\u4fe1\u5bb9\u91cf\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002. \u6280\u672f\u4f18\u52bf<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u63d0\u9ad8\u4fe1\u9053\u5bb9\u91cf<\/strong>\uff1aMIMO\u6280\u672f\u53ef\u4ee5\u5728\u4e0d\u589e\u52a0\u5e26\u5bbd\u7684\u60c5\u51b5\u4e0b\u6210\u500d\u5730\u63d0\u9ad8\u901a\u4fe1\u7cfb\u7edf\u7684\u5bb9\u91cf\u548c\u9891\u8c31\u5229\u7528\u7387\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u589e\u5f3a\u8986\u76d6\u8303\u56f4<\/strong>\uff1a\u901a\u8fc7\u591a\u4e2a\u5929\u7ebf\u7684\u534f\u540c\u5de5\u4f5c\uff0cMIMO\u6280\u672f\u53ef\u4ee5\u6539\u5584\u65e0\u7ebf\u4fe1\u53f7\u7684\u8986\u76d6\u8303\u56f4\uff0c\u7279\u522b\u662f\u5728\u590d\u6742\u7684\u57ce\u5e02\u73af\u5883\u4e2d\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u63d0\u5347\u4fe1\u566a\u6bd4<\/strong>\uff1a\u5229\u7528\u7a7a\u95f4\u5206\u96c6\u6280\u672f\uff0cMIMO\u7cfb\u7edf\u53ef\u4ee5\u5728\u591a\u4e2a\u5929\u7ebf\u4e4b\u95f4\u8fdb\u884c\u4fe1\u53f7\u5408\u5e76\uff0c\u4ece\u800c\u964d\u4f4e\u566a\u58f0\u5f71\u54cd\uff0c\u63d0\u9ad8\u4fe1\u566a\u6bd4\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003. \u5e94\u7528\u9886\u57df<\/h3>\n\n\n\n<p>\u3000\u3000MIMO\u6280\u672f\u5e7f\u6cdb\u5e94\u7528\u4e8e\u79fb\u52a8\u901a\u4fe1\u548c\u65e0\u7ebf\u5c40\u57df\u7f51\u4e2d\uff0c\u59824G\u30015G\u4ee5\u53caWi-Fi\u7b49\u6807\u51c6\u3002\u5177\u4f53\u5e94\u7528\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>4G\u548c5G\u79fb\u52a8\u901a\u4fe1\u7cfb\u7edf<\/strong>\uff1a\u7528\u4e8e\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u7cfb\u7edf\u5bb9\u91cf\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>Wi-Fi\u6280\u672f<\/strong>\uff1a\u5982802.11n\u6807\u51c6\uff0c\u901a\u8fc7\u591a\u5929\u7ebf\u6280\u672f\u663e\u8457\u63d0\u5347\u65e0\u7ebf\u5c40\u57df\u7f51\u7684\u6027\u80fd\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30004. \u6280\u672f\u96be\u70b9\u4e0e\u6311\u6218<\/h3>\n\n\n\n<p>\u3000\u3000\u5c3d\u7ba1MIMO\u6280\u672f\u5177\u6709\u663e\u8457\u7684\u4f18\u52bf\uff0c\u4f46\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u4ecd\u9762\u4e34\u4e00\u4e9b\u6280\u672f\u96be\u70b9\u548c\u6311\u6218\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u4fe1\u9053\u5efa\u6a21\u548c\u4f30\u8ba1<\/strong>\uff1a\u51c6\u786e\u7684\u4fe1\u9053\u5efa\u6a21\u548c\u4f30\u8ba1\u5bf9\u4e8e\u5b9e\u73b0\u9ad8\u6548\u7684MIMO\u7cfb\u7edf\u81f3\u5173\u91cd\u8981\uff0c\u4f46\u8fd9\u4e00\u8fc7\u7a0b\u9700\u8981\u590d\u6742\u7684\u7b97\u6cd5\u548c\u5927\u91cf\u7684\u8ba1\u7b97\u8d44\u6e90\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e72\u6270\u7ba1\u7406<\/strong>\uff1a\u5728\u591a\u7528\u6237\u73af\u5883\u4e2d\uff0c\u5982\u4f55\u6709\u6548\u7ba1\u7406\u5e72\u6270\u6210\u4e3a\u4e00\u4e2a\u91cd\u8981\u95ee\u9898\u3002MU-MIMO(\u591a\u7528\u6237MIMO)\u6280\u672f\u901a\u8fc7\u6ce2\u675f\u6210\u5f62\u6280\u672f\u89e3\u51b3\u4e86\u8fd9\u4e00\u95ee\u9898\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u603b\u4e4b\uff0cMIMO\u6280\u672f\u901a\u8fc7\u5145\u5206\u5229\u7528\u7a7a\u95f4\u8d44\u6e90\u548c\u591a\u5f84\u4f20\u64ad\u7279\u6027\uff0c\u5728\u4e0d\u589e\u52a0\u5e26\u5bbd\u7684\u524d\u63d0\u4e0b\u663e\u8457\u63d0\u5347\u4e86\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u7684\u6027\u80fd\uff0c\u662f\u73b0\u4ee3\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u4e2d\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 MIMO\u6280\u672f\u57285G\u7f51\u7edc\u4e2d\u7684\u5e94\u7528\u548c\u4f18\u52bf\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000Massive MIMO(\u5927\u89c4\u6a21\u591a\u8f93\u5165\u591a\u8f93\u51fa)\u6280\u672f\u57285G\u7f51\u7edc\u4e2d\u7684\u5e94\u7528\u548c\u4f18\u52bf\u4e3b\u8981\u4f53\u73b0\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u5927\u89c4\u6a21MIMO\u901a\u8fc7\u90e8\u7f72\u5927\u91cf\u7684\u5929\u7ebf\uff0c\u5229\u7528\u7a7a\u95f4\u591a\u6837\u6027\u548c\u9891\u8c31\u6548\u7387\u63d0\u9ad8\u4e86\u7cfb\u7edf\u7684\u6027\u80fd\u548c\u8986\u76d6\u8303\u56f4\u3002\u8fd9\u4f7f\u5f975G\u7f51\u7edc\u80fd\u591f\u652f\u6301\u66f4\u591a\u7684\u7528\u6237\u8fde\u63a5\uff0c\u5e76\u4e14\u5728\u9ad8\u5bc6\u5ea6\u7528\u6237\u573a\u666f\u4e0b\u4f9d\u7136\u4fdd\u6301\u826f\u597d\u7684\u6027\u80fd\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u57fa\u4e8eMassive MIMO\u7684\u6ce2\u675f\u8d4b\u5f62\u6280\u672f\u53ef\u4ee5\u5927\u5e45\u63d0\u5347\u7f51\u7edc\u8986\u76d6\u80fd\u529b\u3002\u8fd9\u79cd\u6280\u672f\u80fd\u591f\u5c06\u4fe1\u53f7\u80fd\u91cf\u96c6\u4e2d\u5728\u7279\u5b9a\u65b9\u5411\u4e0a\uff0c\u4ece\u800c\u63d0\u9ad8\u4fe1\u53f7\u8d28\u91cf\u5e76\u51cf\u5c11\u5e72\u6270\uff0c\u8fdb\u800c\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u7531\u4e8e\u5176\u9ad8\u5ea6\u53ef\u6269\u5c55\u6027\u548c\u7075\u6d3b\u6027\uff0cMassive MIMO\u6280\u672f\u4e3a5G\u7f51\u7edc\u63d0\u4f9b\u4e86\u9ad8\u901f\u4f20\u8f93\u548c\u5927\u5bb9\u91cf\u8fde\u63a5\u7684\u80fd\u529b\u3002\u8fd9\u5bf9\u4e8e\u6ee1\u8db3\u65e5\u76ca\u589e\u957f\u7684\u6570\u636e\u4f20\u8f93\u9700\u6c42\u81f3\u5173\u91cd\u8981\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u9ad8\u4e1a\u52a1\u91cf\u573a\u666f\u4e2d\uff0c\u5206\u5e03\u5f0fMassive MIMO\u6280\u672f\u80fd\u591f\u6709\u6548\u63d0\u5347\u901f\u7387\u548c\u5bb9\u91cf\uff0c\u7279\u522b\u662f\u5728\u7528\u6237\u91cf\u5927\u3001\u6d41\u91cf\u5bc6\u5ea6\u9ad8\u7684\u7279\u6b8a\u573a\u666f\u4e0b\uff0c\u663e\u8457\u63d0\u5347\u4e86\u7f51\u7edc\u7684\u6027\u80fd\u548c\u7528\u6237\u7684\u611f\u77e5\u4f53\u9a8c\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5c3d\u7ba1\u5f15\u5165\u4e86\u5927\u91cf\u5929\u7ebf\uff0c\u4f46Massive MIMO\u6280\u672f\u8fd8\u5177\u6709\u8282\u80fd\u7684\u7279\u70b9\u3002\u901a\u8fc7\u667a\u80fd\u7b97\u6cd5\u548c\u6570\u5b57\u5b6a\u751f\u6280\u672f\u7684\u5e94\u7528\uff0c\u53ef\u4ee5\u8fdb\u4e00\u6b65\u4f18\u5316\u7f51\u7edc\u8d44\u6e90\u7684\u4f7f\u7528\uff0c\u964d\u4f4e\u6574\u4f53\u80fd\u8017\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5927\u89c4\u6a21MIMO\u6280\u672f\u4e0d\u4ec5\u9002\u7528\u4e8e\u4e00\u822c\u7684\u79fb\u52a8\u901a\u4fe1\u573a\u666f\uff0c\u8fd8\u80fd\u6ee1\u8db3\u7279\u5b9a\u884c\u4e1a\u5982\u6c7d\u8f66\u5236\u9020\u30013C\u5236\u9020\u3001\u7164\u77ff\u7b49\u5bf9\u4e0a\u884c\u5927\u5e26\u5bbd\u4e1a\u52a1\u7684\u9700\u6c42\uff0c\u4ece\u800c\u63a8\u52a8\u8fd9\u4e9b\u884c\u4e1a\u7684\u6570\u5b57\u5316\u8f6c\u578b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 \u5982\u4f55\u89e3\u51b3MIMO\u7cfb\u7edf\u4e2d\u7684\u4fe1\u9053\u5efa\u6a21\u548c\u4f30\u8ba1\u95ee\u9898?<\/h2>\n\n\n\n<p>\u3000\u3000\u5728\u89e3\u51b3MIMO\u7cfb\u7edf\u4e2d\u7684\u4fe1\u9053\u5efa\u6a21\u548c\u4f30\u8ba1\u95ee\u9898\u65f6\uff0c\u53ef\u4ee5\u91c7\u7528\u591a\u79cd\u65b9\u6cd5\u548c\u6280\u672f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4e3b\u8981\u7684\u89e3\u51b3\u65b9\u6848\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u538b\u7f29\u611f\u77e5\u6280\u672f\u5229\u7528\u4fe1\u9053\u89d2\u57df\u7684\u5757\u7ed3\u6784\u7a00\u758f\u6027\u6765\u5b9e\u73b0\u4fe1\u9053\u4f30\u8ba1\u3002\u8fd9\u79cd\u65b9\u6cd5\u7684\u4e00\u4e2a\u5e38\u89c1\u95ee\u9898\u662f\u9700\u8981\u5c06\u5230\u8fbe\u89d2\u548c\u51fa\u53d1\u89d2\u79bb\u6563\u5230\u7f51\u683c\u4e2d\uff0c\u8fd9\u53ef\u80fd\u5bfc\u81f4\u7f51\u683c\u4e0d\u5339\u914d\u95ee\u9898\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\uff0c\u53ef\u4ee5\u4f7f\u7528\u5206\u5e03\u5f0f\u538b\u7f29\u611f\u77e5\u6280\u672f\uff0c\u8be5\u6280\u672f\u80fd\u591f\u81ea\u9002\u5e94\u5730\u5339\u914d\u7f51\u683c\uff0c\u5e76\u7ed3\u5408\u539f\u5b50\u8303\u6570\u53bb\u566a\u7b97\u6cd5\u6765\u63d0\u9ad8\u4f30\u8ba1\u7cbe\u5ea6\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5927\u89c4\u6a21MIMO\u7cfb\u7edf\u7684\u4fe1\u9053\u5efa\u6a21\u53ef\u4ee5\u901a\u8fc7\u6a21\u62df\u5b9e\u9645\u4fe1\u9053\u7684\u5404\u79cd\u53c2\u6570\u8bbe\u7f6e\u6765\u8fdb\u884c\u3002\u4f8b\u5982\uff0cWINNER II\u4fe1\u9053\u6a21\u578b\u652f\u6301\u591a\u79cd\u573a\u666f\uff0c\u5e76\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u4fe1\u9053\u5efa\u6a21\u65b9\u6cd5\u53ca\u4fe1\u9053\u53c2\u6570\u548c\u4fe1\u9053\u7cfb\u6570\u7684\u751f\u6210\u6b65\u9aa4\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u8003\u8651\u7403\u9762\u6ce2\u5047\u8bbe\u4ee5\u53ca\u5929\u7ebf\u9635\u5217\u548c\u65f6\u95f4\u53d8\u5316\u7684\u6563\u5c04\u4f53\u5bf9\u4fe1\u9053\u7684\u5f71\u54cd\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5229\u7528\u5c0f\u6ce2\u53d8\u6362\u7684\u601d\u60f3\uff0c\u63d0\u51fa\u4e86\u4e00\u79cd\u57fa\u4e8e\u5c0f\u6ce2\u53bb\u566a\u7684MIMO-OFDM\u7cfb\u7edf\u4fe1\u9053\u4f30\u8ba1\u65b9\u6cd5\u3002\u8be5\u65b9\u6cd5\u9996\u5148\u5229\u7528\u6700\u5c0f\u4e8c\u4e58(LS)\u65b9\u6cd5\u8fdb\u884c\u521d\u6b65\u4f30\u8ba1\uff0c\u7136\u540e\u901a\u8fc7\u5c0f\u6ce2\u53bb\u566a\u8fdb\u4e00\u6b65\u4f18\u5316\u4f30\u8ba1\u7ed3\u679c\uff0c\u4ee5\u63d0\u9ad8\u4fe1\u9053\u4f30\u8ba1\u6027\u80fd\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u6beb\u7c73\u6ce2\u5927\u89c4\u6a21MIMO\u7cfb\u7edf\u4e2d\uff0c\u9884\u7f16\u7801\u6280\u672f\u88ab\u7528\u6765\u6539\u5584\u4fe1\u9053\u4f30\u8ba1\u7684\u8d28\u91cf\u5e76\u51cf\u5c11\u4f30\u8ba1\u5f00\u9500\u3002\u9884\u7f16\u7801\u6280\u672f\u901a\u8fc7\u5408\u7406\u5229\u7528\u4fe1\u9053\u7a00\u758f\u6027\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u5347\u4fe1\u9053\u4f30\u8ba1\u7684\u51c6\u786e\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u9488\u5bf9\u5927\u89c4\u6a21MIMO\u7cfb\u7edf\u4e0a\u884c\u94fe\u8def\u975e\u5e73\u7a33\u7a7a\u95f4\u76f8\u5173\u4fe1\u9053\u7684\u4f30\u8ba1\u95ee\u9898\uff0c\u53ef\u4ee5\u5229\u7528\u4fe1\u9053\u7684\u65f6\u95f4-\u7a7a\u95f4\u4e8c\u7ef4\u7a00\u758f\u7ed3\u6784\u4fe1\u606f\uff0c\u5e94\u7528\u72c4\u5229\u514b\u96f7\u8fc7\u7a0b(DP)\u548c\u53d8\u5206\u8d1d\u53f6\u65af\u7b97\u6cd5\u8fdb\u884c\u4f30\u8ba1\u3002\u8fd9\u79cd\u65b9\u6cd5\u80fd\u591f\u6709\u6548\u5904\u7406\u975e\u5e73\u7a33\u4fe1\u9053\u7684\u4f30\u8ba1\u95ee\u9898\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u4f20\u7edf\u7684MIMO\u4fe1\u9053\u5efa\u6a21\u65b9\u6cd5\u5305\u62ec\u5404\u79cd\u4eff\u771f\u7b97\u6cd5\u548c\u6a21\u578b\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u901a\u8fc7\u6a21\u62df\u5b9e\u9645\u4fe1\u9053\u73af\u5883\u6765\u7814\u7a76\u4e0d\u540c\u7c7b\u578b\u7684MIMO\u4fe1\u9053\u6027\u80fd\uff0c\u4ece\u800c\u4e3a\u7cfb\u7edf\u4f18\u5316\u63d0\u4f9b\u7406\u8bba\u57fa\u7840\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u7efc\u5408\u4ee5\u4e0a\u65b9\u6cd5\u548c\u6280\u672f\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u65b9\u6848\u6765\u89e3\u51b3MIMO\u7cfb\u7edf\u4e2d\u7684\u4fe1\u9053\u5efa\u6a21\u548c\u4f30\u8ba1\u95ee\u9898\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 MU-MIMO\u6280\u672f\u5982\u4f55\u6709\u6548\u7ba1\u7406\u5e72\u6270\uff0c\u63d0\u9ad8\u901a\u4fe1\u8d28\u91cf?<\/h2>\n\n\n\n<p>\u3000\u3000MU-MIMO(\u591a\u7528\u6237\u591a\u8f93\u5165\u591a\u8f93\u51fa)\u6280\u672f\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u6709\u6548\u7ba1\u7406\u5e72\u6270\uff0c\u4ece\u800c\u63d0\u9ad8\u901a\u4fe1\u8d28\u91cf\u3002\u4ee5\u4e0b\u662f\u51e0\u79cd\u4e3b\u8981\u7684\u5e72\u6270\u7ba1\u7406\u6280\u672f\u53ca\u5176\u4f5c\u7528\uff1a<\/p>\n\n\n\n<p>\u3000\u3000MU-MIMO\u5229\u7528\u7a7a\u65f6\u5206\u7ec4\u591a\u5740(STBC)\u6280\u672f\u5b9e\u73b0\u591a\u7528\u6237\u7684\u6570\u636e\u4f20\u8f93\u3002\u8be5\u6280\u672f\u901a\u8fc7\u5728\u4e0d\u540c\u7684\u5929\u7ebf\u4e0a\u53d1\u9001\u4e0d\u540c\u7684\u6570\u636e\u6d41\uff0c\u4f7f\u5f97\u591a\u4e2a\u7528\u6237\u80fd\u591f\u540c\u65f6\u63a5\u6536\u6570\u636e\uff0c\u4ece\u800c\u51cf\u5c11\u76f8\u4e92\u4e4b\u95f4\u7684\u5e72\u6270\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6ce2\u675f\u6210\u5f62\u662f\u4e00\u79cd\u91cd\u8981\u7684\u5e72\u6270\u7ba1\u7406\u6280\u672f\uff0c\u5b83\u901a\u8fc7\u8c03\u6574\u53d1\u5c04\u5929\u7ebf\u7684\u65b9\u5411\u6027\u6765\u96c6\u4e2d\u80fd\u91cf\u5411\u7279\u5b9a\u7684\u63a5\u6536\u7ec8\u7aef\u4f20\u64ad\uff0c\u4ece\u800c\u907f\u514d\u4fe1\u53f7\u5728\u7a7a\u95f4\u4e2d\u7684\u6269\u6563\u548c\u76f8\u4e92\u5e72\u6270\u3002\u6b64\u5916\uff0c\u5947\u5f02\u77e2\u91cf\u6295\u5f71(SVBS)\u7b97\u6cd5\u4e5f\u88ab\u7528\u4e8eMU-MIMO\u7cfb\u7edf\u4e2d\uff0c\u4ee5\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u7528\u6237\u95f4\u7684\u5e72\u6270\u5e76\u63d0\u9ad8\u9891\u8c31\u6548\u7387\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u57fa\u7ad9\u4f1a\u4f7f\u7528\u4fe1\u9053\u53cd\u8f6c\u6216\u89c4\u5219\u5316\u4fe1\u9053\u53cd\u8f6c\u7684\u65b9\u6cd5\u6765\u6d88\u9664\u7528\u6237\u95f4\u7684\u5e72\u6270\u3002\u8fd9\u4e9b\u65b9\u6cd5\u901a\u8fc7\u6539\u53d8\u4fe1\u53f7\u7684\u4f20\u64ad\u8def\u5f84\u6216\u8c03\u6574\u4fe1\u53f7\u7684\u7ed3\u6784\u6765\u51cf\u5c11\u5e72\u6270\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u9884\u7f16\u7801\u662f\u901a\u8fc7\u5728\u53d1\u9001\u7aef\u5bf9\u4fe1\u53f7\u8fdb\u884c\u9884\u5904\u7406\uff0c\u4ee5\u786e\u4fdd\u63a5\u6536\u7aef\u80fd\u591f\u6b63\u786e\u89e3\u7801\u3002\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u663e\u8457\u964d\u4f4e\u7a7a\u95f4\u590d\u7528\u6570\u636e\u6d41\u4e4b\u95f4\u7684\u5e72\u6270\uff0c\u5e76\u6539\u5584\u6574\u4f53\u6027\u80fd\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6d41\u6df7\u6dc6\u673a\u5236\u901a\u8fc7\u5728\u6bcf\u4e2a\u670d\u52a1\u7ec8\u7aef(STA)\u4e4b\u95f4\u53d1\u9001\u6270\u4e71\u4fe1\u53f7\uff0c\u5229\u7528\u6270\u4e71\u5904\u7406\u589e\u76ca\u6765\u6291\u5236\u5e72\u6270\u3002\u8fd9\u79cd\u673a\u5236\u6709\u52a9\u4e8e\u5728\u4e0d\u540c\u7ec8\u7aef\u4e4b\u95f4\u6709\u6548\u5730\u5206\u914d\u9891\u8c31\u8d44\u6e90\uff0c\u51cf\u5c11\u5e72\u6270\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u8be5\u65b9\u6cd5\u5c06\u7528\u6237\u8c03\u5ea6\u8f6c\u6362\u4e3a\u5b50\u4fe1\u9053\u7684\u9009\u62e9\u95ee\u9898\uff0c\u901a\u8fc7\u7efc\u5408\u8003\u8651\u5019\u9009\u5b50\u4fe1\u9053\u7684\u4f20\u8f93\u589e\u76ca\u4ee5\u53ca\u5019\u9009\u8005\u4e0e\u5df2\u9009\u7684\u548c\u6f5c\u5728\u7684\u3001\u5c06\u6765\u53ef\u80fd\u88ab\u9009\u4e2d\u7684\u5b50\u4fe1\u9053\u95f4\u7684\u76f8\u4e92\u5e72\u6270\uff0c\u83b7\u5f97\u4e00\u7ec4\u76f8\u4e92\u5e72\u6270\u8f83\u5c0f\u7684\u5b50\u4fe1\u9053\u3002<\/p>\n\n\n\n<p>\u3000\u3000MU-MIMO\u6280\u672f\u901a\u8fc7\u4e0a\u8ff0\u591a\u79cd\u65b9\u6cd5\u6709\u6548\u7ba1\u7406\u5e72\u6270\uff0c\u63d0\u9ad8\u4e86\u901a\u4fe1\u8d28\u91cf\u548c\u9891\u8c31\u5229\u7528\u7387\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e94\u3001 MIMO\u6280\u672f\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u9762\u4e34\u7684\u4e3b\u8981\u6280\u672f\u96be\u70b9\u6709\u54ea\u4e9b?<\/h2>\n\n\n\n<p>\u3000\u3000MIMO\u6280\u672f\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u9762\u4e34\u7684\u4e3b\u8981\u6280\u672f\u96be\u70b9\u53ef\u4ee5\u5f52\u7eb3\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u4fe1\u9053\u76f8\u5173\u6027\u589e\u5f3a<\/strong>\uff1a\u5728\u9ad8\u5bc6\u5ea6\u73af\u5883\u4e0b\uff0c\u4fe1\u9053\u7684\u76f8\u5173\u6027\u4f1a\u663e\u8457\u589e\u52a0\uff0c\u8fd9\u4f7f\u5f97\u4fe1\u53f7\u5904\u7406\u548c\u8d44\u6e90\u5206\u914d\u53d8\u5f97\u66f4\u52a0\u590d\u6742\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5929\u7ebf\u914d\u7f6e\u9650\u5236<\/strong>\uff1a\u5927\u89c4\u6a21MIMO\u7cfb\u7edf\u9700\u8981\u5927\u91cf\u7684\u5929\u7ebf\u5355\u5143\u6765\u5b9e\u73b0\u5176\u6027\u80fd\u4f18\u52bf\uff0c\u4f46\u5929\u7ebf\u7684\u7269\u7406\u914d\u7f6e\u53d7\u5230\u7a7a\u95f4\u548c\u6210\u672c\u7684\u9650\u5236\uff0c\u8fd9\u5bf9\u7cfb\u7edf\u7684\u53ef\u6269\u5c55\u6027\u548c\u5b9e\u7528\u6027\u6784\u6210\u6311\u6218\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5bfc\u9891\u6c61\u67d3\u95ee\u9898<\/strong>\uff1a\u5bfc\u9891\u4fe1\u53f7\u7528\u4e8e\u4fe1\u9053\u4f30\u8ba1\u548c\u6ce2\u675f\u6210\u5f62\uff0c\u4f46\u5728\u5bc6\u96c6\u90e8\u7f72\u7684\u60c5\u51b5\u4e0b\uff0c\u5bfc\u9891\u4fe1\u53f7\u53ef\u80fd\u4f1a\u76f8\u4e92\u5e72\u6270\uff0c\u5bfc\u81f4\u4fe1\u9053\u4f30\u8ba1\u4e0d\u51c6\u786e\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e76\u53d1\u8fde\u63a5\u5904\u7406\u80fd\u529b<\/strong>\uff1a\u968f\u7740\u7528\u6237\u6570\u91cf\u7684\u589e\u52a0\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u548c\u8c03\u5ea6\u591a\u4e2a\u7528\u6237\u7684\u5e76\u53d1\u8fde\u63a5\u6210\u4e3a\u4e00\u5927\u96be\u9898\u3002\u8fd9\u4e0d\u4ec5\u5f71\u54cd\u7cfb\u7edf\u541e\u5410\u91cf\uff0c\u8fd8\u53ef\u80fd\u964d\u4f4e\u7528\u6237\u4f53\u9a8c\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u9891\u8c31\u8d44\u6e90\u7ade\u4e89<\/strong>\uff1a\u9891\u8c31\u8d44\u6e90\u6709\u9650\u4e14\u5b9d\u8d35\uff0c\u5728\u591a\u7528\u6237\u73af\u5883\u4e2d\u5982\u4f55\u9ad8\u6548\u5229\u7528\u9891\u8c31\u8d44\u6e90\u662f\u5173\u952e\u95ee\u9898\u4e4b\u4e00\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u9ad8\u6027\u80fd\u4e0b\u7684\u4f4e\u5f00\u9500\u95ee\u9898<\/strong>\uff1a\u5728\u8ffd\u6c42\u9ad8\u6570\u636e\u901f\u7387\u7684\u540c\u65f6\uff0c\u5982\u4f55\u4fdd\u6301\u4f4e\u529f\u8017\u548c\u4f4e\u5ef6\u8fdf\u662f\u4e00\u4e2a\u91cd\u8981\u7684\u6280\u672f\u6311\u6218\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5b9e\u65f6\u6027\u548c\u51c6\u786e\u6027\u95ee\u9898<\/strong>\uff1a\u5728\u9ad8\u52a8\u6001\u73af\u5883\u4e0b\uff0c\u5982\u4f55\u4fdd\u8bc1\u4fe1\u53f7\u5904\u7406\u7684\u5b9e\u65f6\u6027\u548c\u51c6\u786e\u6027\u662f\u53e6\u4e00\u4e2a\u96be\u70b9\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7ec4\u5408\u4f18\u5316\u95ee\u9898<\/strong>\uff1a\u5927\u89c4\u6a21MIMO\u7cfb\u7edf\u6d89\u53ca\u590d\u6742\u7684\u4fe1\u53f7\u5904\u7406\u7b97\u6cd5\uff0c\u8fd9\u4e9b\u7b97\u6cd5\u9700\u8981\u8fdb\u884c\u5927\u91cf\u7684\u8ba1\u7b97\u548c\u4f18\u5316\uff0c\u4ee5\u8fbe\u5230\u6700\u4f18\u6027\u80fd\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6ce2\u675f\u8d4b\u578b\u548c\u9884\u7f16\u7801<\/strong>\uff1a\u6ce2\u675f\u8d4b\u578b\u548c\u9884\u7f16\u7801\u6280\u672f\u662f\u5927\u89c4\u6a21MIMO\u7cfb\u7edf\u7684\u6838\u5fc3\uff0c\u4f46\u5b83\u4eec\u9700\u8981\u7cbe\u786e\u7684\u4fe1\u9053\u72b6\u6001\u4fe1\u606f\u548c\u590d\u6742\u7684\u7b97\u6cd5\u652f\u6301\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4fe1\u53f7\u68c0\u6d4b\u590d\u6742\u5ea6<\/strong>\uff1a\u9ad8\u6027\u80fd\u4fe1\u53f7\u68c0\u6d4b\u4f9d\u8d56\u4e8e\u590d\u6742\u7684\u68c0\u6d4b\u548c\u89e3\u7801\u7b97\u6cd5\uff0c\u8fd9\u4e9b\u7b97\u6cd5\u901a\u5e38\u5177\u6709\u9ad8\u8ba1\u7b97\u590d\u6742\u5ea6\uff0c\u5bfc\u81f4\u7845\u7247\u9762\u79ef\u5927\u548c\u529f\u8017\u9ad8\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u524d\u4f20\u63a5\u53e3\u8fde\u63a5\u7684\u9ad8\u541e\u5410\u91cf\u9700\u6c42<\/strong>\uff1a\u5927\u89c4\u6a21MIMO\u7cfb\u7edf\u9700\u8981\u9ad8\u541e\u5410\u91cf\u7684\u524d\u4f20\u63a5\u53e3\u4ee5\u652f\u6301\u6570\u636e\u4f20\u8f93\uff0c\u8fd9\u5bf9\u786c\u4ef6\u8bbe\u8ba1\u63d0\u51fa\u4e86\u66f4\u9ad8\u7684\u8981\u6c42\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5929\u7ebf\u9635\u5217\u6821\u51c6\u548c\u76f8\u4e92\u8026\u5408<\/strong>\uff1a\u5929\u7ebf\u9635\u5217\u7684\u6821\u51c6\u548c\u5355\u5143\u95f4\u7684\u76f8\u4e92\u8026\u5408\u4f1a\u5f71\u54cd\u7cfb\u7edf\u7684\u6574\u4f53\u6027\u80fd\uff0c\u7279\u522b\u662f\u5728\u4e0d\u89c4\u5219\u7684\u5929\u7ebf\u9635\u5217\u914d\u7f6e\u4e0b\u66f4\u4e3a\u660e\u663e\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u786c\u4ef6\u94fe\u8def\u548c\u6ce2\u675f\u6821\u51c6<\/strong>\uff1a\u7ec8\u7aef\u8bbe\u5907\u4e0a\u884c\u94fe\u8def\u548c\u4e0b\u884c\u94fe\u8def\u4e4b\u95f4\u7684\u4e92\u8c03\u95ee\u9898\u4ee5\u53ca\u5982\u4f55\u901a\u8fc7\u4f7f\u7528\u53c2\u8003\u5929\u7ebf\u6765\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\u4e5f\u662f\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u91cd\u8981\u6311\u6218\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u516d\u3001 \u7a7a\u65f6\u7f16\u7801\u5728MIMO\u6280\u672f\u4e2d\u7684\u4f5c\u7528\u53ca\u5176\u5bf9\u901a\u4fe1\u6027\u80fd\u7684\u5f71\u54cd\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000\u7a7a\u65f6\u7f16\u7801(Space-Time Coding, 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