{"id":97244,"date":"2024-08-29T13:38:37","date_gmt":"2024-08-29T05:38:37","guid":{"rendered":"\/\/www.viralrail.com\/?p=97244"},"modified":"2024-08-29T13:38:40","modified_gmt":"2024-08-29T05:38:40","slug":"dzgrssm","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/97244.html","title":{"rendered":"\u591a\u5740\u5e72\u6270\u662f\u4ec0\u4e48"},"content":{"rendered":"\n<p>\u3000\u3000<strong>\u591a\u5740\u5e72\u6270(Multiple Access Interference\uff0cMAI)<\/strong>\u662f\u6307\u5728\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u4e2d\uff0c\u591a\u4e2a\u7528\u6237\u540c\u65f6\u4f7f\u7528\u540c\u4e00\u9891\u7387\u8fdb\u884c\u901a\u4fe1\u65f6\uff0c\u5f7c\u6b64\u4e4b\u95f4\u7684\u4fe1\u53f7\u5e72\u6270\u5bfc\u81f4\u901a\u4fe1\u8d28\u91cf\u4e0b\u964d\u7684\u73b0\u8c61\u3002\u8fd9\u79cd\u5e72\u6270\u4e3b\u8981\u53d1\u751f\u5728\u7801\u5206\u591a\u5740(CDMA)\u7cfb\u7edf\u4e2d\uff0c\u56e0\u4e3aCDMA\u7cfb\u7edf\u91c7\u7528\u4e0d\u540c\u7684\u5730\u5740\u7801\u6765\u533a\u5206\u6bcf\u4e2a\u7528\u6237\uff0c\u4f46\u8fd9\u4e9b\u5730\u5740\u7801\u4e4b\u95f4\u5e76\u975e\u5b8c\u5168\u6b63\u4ea4\uff0c\u5373\u5b83\u4eec\u4e4b\u95f4\u5b58\u5728\u4e00\u5b9a\u7684\u4e92\u76f8\u5173\u6027\u3002\u8fd9\u79cd\u4e92\u76f8\u5173\u6027\u4f1a\u5bfc\u81f4\u4e0d\u540c\u7528\u6237\u7684\u4fe1\u53f7\u5728\u65f6\u57df\u548c\u9891\u57df\u4e0a\u6df7\u53e0\uff0c\u4ece\u800c\u4ea7\u751f\u5e72\u6270\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u591a\u5740\u5e72\u6270\u7684\u5927\u5c0f\u53d6\u51b3\u4e8e\u5728\u8be5\u9891\u7387\u4e0a\u5de5\u4f5c\u7684\u7528\u6237\u6570\u53ca\u5404\u7528\u6237\u7684\u529f\u7387\u5927\u5c0f\u3002\u5728\u5b9e\u9645\u4fe1\u9053\u4e2d\uff0c\u5f02\u6b65\u4f20\u8f93\u4e5f\u4f1a\u5f15\u5165\u76f8\u5173\u6027\uff0c\u8fdb\u4e00\u6b65\u52a0\u5267\u591a\u5740\u5e72\u6270\u3002\u6b64\u5916\uff0c\u591a\u5740\u5e72\u6270\u5728\u5f02\u6b65\u4f20\u8f93\u4fe1\u9053\u4ee5\u53ca\u591a\u5f84\u4f20\u64ad\u73af\u5883\u4e2d\u66f4\u4e3a\u4e25\u91cd\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u4e3a\u4e86\u51cf\u5c11\u591a\u5740\u5e72\u6270\u7684\u5f71\u54cd\uff0c\u53ef\u4ee5\u91c7\u7528\u591a\u7528\u6237\u68c0\u6d4b\u6280\u672f\uff0c\u5229\u7528\u591a\u5740\u5e72\u6270\u4e2d\u5305\u542b\u7684\u7528\u6237\u95f4\u7684\u4e92\u76f8\u5173\u4fe1\u606f\u6765\u4f30\u8ba1\u548c\u964d\u4f4e\u5e72\u6270\u7684\u5f71\u54cd\u3002\u6b64\u5916\uff0c\u4fe1\u9053\u4f30\u8ba1\u6280\u672f\u4e5f\u53ef\u4ee5\u5e2e\u52a9\u6291\u5236\u591a\u5740\u5e72\u6270\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 \u591a\u5740\u5e72\u6270(MAI)\u5728\u4e0d\u540c\u7c7b\u578b\u7684\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u4e2d\u8868\u73b0<\/h2>\n\n\n\n<p>\u3000\u3000\u591a\u5740\u5e72\u6270(MAI)\u5728\u4e0d\u540c\u7c7b\u578b\u7684\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u4e2d\u8868\u73b0\u5404\u5f02\uff0c\u5177\u4f53\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u76f4\u6269\u591a\u8f7d\u6ce2CDMA\u7cfb\u7edf\u4e2d\uff0c\u591a\u5740\u5e72\u6270\u5bf9\u7cfb\u7edf\u7684\u5e76\u884c\u6355\u83b7\u6027\u80fd\u6709\u663e\u8457\u5f71\u54cd\u3002\u7814\u7a76\u8868\u660e\uff0c\u591a\u5740\u5e72\u6270\u4f1a\u589e\u52a0\u7cfb\u7edf\u7684\u5e73\u5747\u6355\u83b7\u65f6\u95f4\uff0c\u4ece\u800c\u5f71\u54cd\u7cfb\u7edf\u7684\u6574\u4f53\u6027\u80fd\u3002\u6b64\u5916\uff0c\u591a\u5740\u5e72\u6270\u8fd8\u4f1a\u5bfc\u81f4\u7cfb\u7edf\u5bb9\u91cf\u7684\u9650\u5236\uff0c\u5c24\u5176\u662f\u5728\u9ad8\u7528\u6237\u5bc6\u5ea6\u7684\u60c5\u51b5\u4e0b\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u7801\u5206\u591a\u5740\u7cfb\u7edf\u4e2d\uff0c\u591a\u5740\u5e72\u6270\u662f\u5236\u7ea6\u7cfb\u7edf\u5bb9\u91cf\u53ca\u6027\u80fd\u7684\u4e3b\u8981\u56e0\u7d20\u3002\u4e3a\u4e86\u51cf\u5c0f\u591a\u5740\u5e72\u6270\uff0c\u53d1\u5c55\u4e86\u591a\u7528\u6237\u68c0\u6d4b\u548c\u5e72\u6270\u6291\u5236\u6280\u672f\uff0c\u4f46\u8fd9\u4e9b\u6280\u672f\u7684\u8ba1\u7b97\u590d\u6742\u5ea6\u8f83\u9ad8\uff0c\u5de5\u7a0b\u5b9e\u73b0\u96be\u5ea6\u8f83\u5927\u3002\u6b64\u5916\uff0c\u591a\u5740\u5e72\u6270\u8fd8\u4f1a\u5bfc\u81f4\u4fe1\u53f7\u7684\u626d\u66f2\uff0c\u5f71\u54cd\u7cfb\u7edf\u7684\u6d4b\u91cf\u7cbe\u5ea6\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u536b\u661f\u5bfc\u822a\u7cfb\u7edf\u4e2d\uff0c\u968f\u7740\u5168\u7403\u5bfc\u822a\u536b\u661f\u7cfb\u7edf\u7684\u9010\u6b65\u5b8c\u5584\uff0c\u591a\u5740\u5e72\u6270\u95ee\u9898\u65e5\u76ca\u4e25\u91cd\u3002\u5f53\u536b\u661f\u4fe1\u53f7\u529f\u7387\u589e\u5f3a\u6216\u8005\u5b58\u5728\u4f2a\u536b\u661f\u4fe1\u53f7\u65f6\uff0c\u5f3a\u4fe1\u53f7\u7684\u591a\u5740\u5e72\u6270\u4f1a\u4e25\u91cd\u5f71\u54cd\u7cfb\u7edf\u7684\u6027\u80fd\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u591a\u901f\u7387CDMA\u7cfb\u7edf\u4e2d\uff0c\u968f\u7740\u540c\u65f6\u63a5\u5165\u7cfb\u7edf\u7684\u7528\u6237\u6570\u76ee\u7684\u589e\u52a0\uff0c\u591a\u5740\u5e72\u6270\u4e5f\u9010\u6e10\u589e\u52a0\uff0c\u4e0d\u4ec5\u4e25\u91cd\u5f71\u54cd\u4e86CDMA\u901a\u4fe1\u7cfb\u7edf\u7684\u6027\u80fd\uff0c\u4e5f\u9650\u5236\u4e86\u7cfb\u7edf\u5bb9\u91cf\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u5176\u4ed6\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u4e2d\uff0c\u591a\u5740\u5e72\u6270\u4e5f\u4f1a\u5bfc\u81f4\u7cfb\u7edf\u65e0\u6cd5\u6b63\u5e38\u8fd0\u4f5c\u3002\u4e3a\u4e86\u514b\u670d\u8fdc\u8fd1\u6548\u5e94\u548c\u51cf\u8f7b\u591a\u5740\u5e72\u6270\uff0c\u901a\u5e38\u9700\u8981\u8fdb\u884c\u529f\u7387\u63a7\u5236\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 \u5982\u4f55\u5177\u4f53\u5b9e\u73b0\u591a\u7528\u6237\u68c0\u6d4b\u6280\u672f\u6765\u51cf\u5c11\u591a\u5740\u5e72\u6270<\/h2>\n\n\n\n<p>\u3000\u3000\u8981\u5177\u4f53\u5b9e\u73b0\u591a\u7528\u6237\u68c0\u6d4b\u6280\u672f\u4ee5\u51cf\u5c11\u591a\u5740\u5e72\u6270(MAI)\u7684\u5f71\u54cd\uff0c\u53ef\u4ee5\u91c7\u53d6\u4ee5\u4e0b\u51e0\u79cd\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u57fa\u4e8e\u683c\u57fa\u7ea6\u51cf\u7684\u6269\u9891\u901a\u4fe1\u591a\u5740\u5e72\u6270\u6291\u5236\u7b97\u6cd5<\/strong>\uff1a\u5728\u6269\u9891\u901a\u4fe1\u4e2d\uff0c\u591a\u5740\u5e72\u6270\u662f\u9650\u5236\u7cfb\u7edf\u591a\u7528\u6237\u670d\u52a1\u80fd\u529b\u548c\u901a\u4fe1\u8d28\u91cf\u7684\u4e3b\u8981\u56e0\u7d20\u3002\u901a\u8fc7\u5c06\u683c\u57fa\u7ea6\u51cf\u7406\u8bba\u5e94\u7528\u5230\u6269\u9891\u901a\u4fe1\u591a\u5740\u5e72\u6270\u6d88\u9664\u4e2d\uff0c\u53ef\u4ee5\u5b9e\u73b0\u6709\u6548\u7684\u591a\u7528\u6237\u68c0\u6d4b\u3002\u5177\u4f53\u6765\u8bf4\uff0c\u901a\u8fc7\u683c\u57fa\u7ea6\u51cf\u53d8\u6362\uff0c\u53ef\u4ee5\u5c06\u591a\u5740\u5e72\u6270\u4fe1\u53f7\u8fdb\u884c\u5206\u79bb\u548c\u6291\u5236\uff0c\u4ece\u800c\u63d0\u9ad8\u7cfb\u7edf\u7684\u901a\u4fe1\u8d28\u91cf\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u76f2\u591a\u7528\u6237\u68c0\u6d4b\u6280\u672f<\/strong>\uff1a\u76f2\u591a\u7528\u6237\u68c0\u6d4b(BMU)\u6280\u672f\u80fd\u591f\u5728\u63a5\u6536\u7aef\uff0c\u65e0\u9700\u5148\u9a8c\u4fe1\u606f\u7684\u60c5\u51b5\u4e0b\uff0c\u5bf9\u591a\u7528\u6237\u4fe1\u53f7\u8fdb\u884c\u5206\u79bb\u548c\u68c0\u6d4b\u3002\u8fd9\u79cd\u65b9\u6cd5\u9002\u7528\u4e8e\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u4e2d\uff0c\u4fe1\u53f7\u7684\u76f8\u4e92\u5e72\u6270\u662f\u4e00\u4e2a\u666e\u904d\u5b58\u5728\u7684\u95ee\u9898\u3002\u901a\u8fc7\u76f2\u591a\u7528\u6237\u68c0\u6d4b\u6280\u672f\uff0c\u53ef\u4ee5\u5728\u672a\u77e5\u4fe1\u9053\u6761\u4ef6\u548c\u7528\u6237\u4fe1\u53f7\u7279\u5f81\u7684\u60c5\u51b5\u4e0b\uff0c\u5b9e\u73b0\u591a\u7528\u6237\u4fe1\u53f7\u7684\u6709\u6548\u5206\u79bb\u548c\u68c0\u6d4b\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u57fa\u4e8e\u795e\u7ecf\u7f51\u7edc\u7684\u591a\u7528\u6237\u68c0\u6d4b\u6280\u672f<\/strong>\uff1a\u5728CDMA\u7cfb\u7edf\u4e2d\uff0c\u6307\u5b9a\u7ed9\u5404\u7528\u6237\u7684\u7279\u5f81\u5e8f\u5217\u603b\u662f\u5b58\u5728\u4e00\u5b9a\u7684\u76f8\u5173\u6027\uff0c\u8fd9\u5c31\u662f\u591a\u5740\u5e72\u6270\u4ea7\u751f\u7684\u6839\u6e90\u3002\u901a\u8fc7\u5229\u7528\u6240\u6709\u7528\u6237\u7684\u4fe1\u606f\u8fdb\u884c\u8054\u5408\u68c0\u6d4b\uff0c\u53ef\u4ee5\u6709\u6548\u51cf\u5c11\u591a\u5740\u5e72\u6270\u3002\u8fd9\u79cd\u65b9\u6cd5\u5145\u5206\u5229\u7528\u4e86\u795e\u7ecf\u7f51\u7edc\u7684\u5f3a\u5927\u8ba1\u7b97\u80fd\u529b\uff0c\u80fd\u591f\u5bf9\u590d\u6742\u7684\u4fe1\u53f7\u8fdb\u884c\u6709\u6548\u7684\u5904\u7406\u548c\u5206\u6790\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u591a\u7528\u6237\u68c0\u6d4b\u5668\u7684\u73b0\u4ee3\u7b97\u6cd5<\/strong>\uff1a\u73b0\u4ee3\u7684\u591a\u7528\u6237\u68c0\u6d4b\u6280\u672f\u5305\u62ec\u6700\u5c0f\u5747\u65b9\u8bef\u5dee(MMSE)\u3001\u6700\u5927\u4f3c\u7136(ML)\u3001\u6700\u5c0f\u5747\u65b9\u8bef\u5dee\u5e72\u6270\u6d88\u9664(MOE)\u7b49\u7b97\u6cd5\u3002\u8fd9\u4e9b\u7b97\u6cd5\u901a\u8fc7\u4f18\u5316\u68c0\u6d4b\u5668\u7684\u6027\u80fd\uff0c\u53ef\u4ee5\u6709\u6548\u51cf\u5c11\u591a\u5740\u5e72\u6270\u5bf9\u7cfb\u7edf\u6027\u80fd\u7684\u5f71\u54cd\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5f02\u6b65CDMA\u591a\u7528\u6237\u68c0\u6d4b\u7b97\u6cd5<\/strong>\uff1a\u5728\u5f02\u6b65CDMA\u901a\u4fe1\u7cfb\u7edf\u4e2d\uff0c\u591a\u7528\u6237\u68c0\u6d4b\u7b97\u6cd5\u7684\u7814\u7a76\u548c\u5b9e\u73b0\u662f\u5173\u952e\u3002\u901a\u8fc7\u7814\u7a76\u548c\u5b9e\u73b0\u9002\u5408\u5f02\u6b65CDMA\u7cfb\u7edf\u7684\u591a\u7528\u6237\u68c0\u6d4b\u7b97\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u51cf\u5c11\u591a\u5740\u5e72\u6270\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u901a\u4fe1\u8d28\u91cf\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u9ad8\u6027\u80fd\u4fe1\u9053\u7f16\u7801\u6280\u672f<\/strong>\uff1a\u591a\u7528\u6237\u68c0\u6d4b\u6280\u672f\u548c\u9ad8\u6027\u80fd\u4fe1\u9053\u7f16\u7801\u6280\u672f\u662f\u5b9e\u73b0\u672a\u6765\u79fb\u52a8\u901a\u4fe1\u5927\u5bb9\u91cf\u3001\u9ad8\u8d28\u91cf\u8981\u6c42\u7684\u5173\u952e\u6280\u672f\u3002\u5b83\u4eec\u4e4b\u95f4\u7684\u63a5\u53e3\u76f4\u63a5\u5f71\u54cd\u63a5\u6536\u673a\u7684\u6027\u80fd\u3002\u901a\u8fc7\u7ed3\u5408\u591a\u7528\u6237\u68c0\u6d4b\u6280\u672f\u548c\u9ad8\u6027\u80fd\u4fe1\u9053\u7f16\u7801\u6280\u672f\uff0c\u53ef\u4ee5\u6709\u6548\u6d88\u9664\u591a\u5740\u5e72\u6270\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 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