{"id":7218,"date":"2023-07-24T13:19:06","date_gmt":"2023-07-24T05:19:06","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=7218"},"modified":"2023-07-24T13:19:11","modified_gmt":"2023-07-24T05:19:11","slug":"wxtxdfjjsynx","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/7218.html","title":{"rendered":"\u65e0\u7ebf\u901a\u4fe1\u7684\u5206\u96c6\u6280\u672f\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"\n

\u3000\u3000\u968f\u7740\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u5206\u96c6\u6280\u672f\u6210\u4e3a\u63d0\u9ad8\u901a\u4fe1\u8d28\u91cf\u548c\u53ef\u9760\u6027\u7684\u91cd\u8981\u624b\u6bb5\u4e4b\u4e00\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u65e0\u7ebf\u901a\u4fe1\u4e2d\u7684\u5206\u96c6\u6280\u672f\uff0c\u5305\u62ec\u5176\u5b9a\u4e49\u3001\u5206\u7c7b\u3001\u5b9e\u73b0\u65b9\u5f0f\u548c\u5e94\u7528\u573a\u666f\u7b49\u65b9\u9762\u7684\u5185\u5bb9\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001\u5206\u96c6\u6280\u672f\u7684\u5b9a\u4e49<\/h2>\n\n\n\n

\u3000\u3000\u5206\u96c6\u6280\u672f\u662f\u6307\u5229\u7528\u591a\u4e2a\u63a5\u6536\u5929\u7ebf\u6216\u63a5\u6536\u673a\uff0c\u4ece\u591a\u4e2a\u76f8\u4e92\u72ec\u7acb\u7684\u4fe1\u9053\u63a5\u6536\u4fe1\u53f7\uff0c\u4ee5\u63d0\u9ad8\u63a5\u6536\u673a\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u7684\u6280\u672f\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e8c\u3001\u5206\u96c6\u6280\u672f\u7684\u5206\u7c7b<\/h2>\n\n\n\n

\u3000\u3000\u6839\u636e\u5206\u96c6\u6280\u672f\u7684\u5b9e\u73b0\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5c06\u5176\u5206\u4e3a\u4ee5\u4e0b\u51e0\u7c7b\uff1a<\/p>\n\n\n\n

\u3000\u30001. \u65f6\u5206\u5206\u96c6\u6280\u672f(Time Division Diversity\uff0cTDD)<\/h3>\n\n\n\n

\u3000\u3000\u65f6\u5206\u5206\u96c6\u6280\u672f\u662f\u6307\u5728\u4e0d\u540c\u7684\u65f6\u95f4\u6bb5\u5185\uff0c\u901a\u8fc7\u540c\u4e00\u63a5\u6536\u5929\u7ebf\u6216\u63a5\u6536\u673a\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u8fdb\u884c\u5904\u7406\uff0c\u4ee5\u63d0\u9ad8\u63a5\u6536\u673a\u6027\u80fd\u548c\u53ef\u9760\u6027\u7684\u6280\u672f\u3002\u8be5\u6280\u672f\u4e3b\u8981\u5e94\u7528\u4e8e\u65f6\u5206\u591a\u5740(Time Division Multiple Access\uff0cTDMA)\u7cfb\u7edf\u4e2d\u3002<\/p>\n\n\n\n

\u3000\u30002. \u7a7a\u5206\u5206\u96c6\u6280\u672f(Space Division Diversity\uff0cSDD)<\/h3>\n\n\n\n

\u3000\u3000\u7a7a\u5206\u5206\u96c6\u6280\u672f\u662f\u6307\u901a\u8fc7\u591a\u4e2a\u63a5\u6536\u5929\u7ebf\u6216\u63a5\u6536\u673a\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u8fdb\u884c\u5904\u7406\uff0c\u4ee5\u63d0\u9ad8\u63a5\u6536\u673a\u6027\u80fd\u548c\u53ef\u9760\u6027\u7684\u6280\u672f\u3002\u8be5\u6280\u672f\u4e3b\u8981\u5e94\u7528\u4e8e\u7801\u5206\u591a\u5740(Code Division Multiple Access\uff0cCDMA)\u548c\u5206\u65f6\u9891\u5206\u590d\u7528(Orthogonal Frequency Division Multiplexing\uff0cOFDM)\u7cfb\u7edf\u4e2d\u3002<\/p>\n\n\n\n

\u3000\u30003. \u9891\u5206\u5206\u96c6\u6280\u672f(Frequency Division Diversity\uff0cFDD)<\/h3>\n\n\n\n

\u3000\u3000\u9891\u5206\u5206\u96c6\u6280\u672f\u662f\u6307\u901a\u8fc7\u4e0d\u540c\u9891\u7387\u4fe1\u9053\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u8fdb\u884c\u5904\u7406\uff0c\u4ee5\u63d0\u9ad8\u63a5\u6536\u673a\u6027\u80fd\u548c\u53ef\u9760\u6027\u7684\u6280\u672f\u3002\u8be5\u6280\u672f\u4e3b\u8981\u5e94\u7528\u4e8e\u9891\u5206\u591a\u5740(Frequency Division Multiple Access\uff0cFDMA)\u548cOFDM\u7cfb\u7edf\u4e2d\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e09\u3001\u5206\u96c6\u6280\u672f\u7684\u5b9e\u73b0\u65b9\u5f0f<\/h2>\n\n\n\n

\u3000\u3000\u5206\u96c6\u6280\u672f\u7684\u5b9e\u73b0\u65b9\u5f0f\u4e3b\u8981\u6709\u4ee5\u4e0b\u51e0\u79cd\uff1a<\/p>\n\n\n\n

\u3000\u30001. \u6700\u5927\u6bd4\u5408\u5e76(Maximum Ratio Combining\uff0cMRC)<\/h3>\n\n\n\n

\u3000\u3000\u6700\u5927\u6bd4\u5408\u5e76\u662f\u6307\u5c06\u591a\u4e2a\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u6309\u7167\u4e00\u5b9a\u7684\u6743\u91cd\u8fdb\u884c\u52a0\u6743\u6c42\u548c\uff0c\u4ee5\u63d0\u9ad8\u63a5\u6536\u673a\u7684\u4fe1\u566a\u6bd4\u548c\u8bef\u7801\u7387\u6027\u80fd\u3002<\/p>\n\n\n\n

\u3000\u30002. \u9009\u62e9\u5408\u5e76(Selection Combining\uff0cSC)<\/h3>\n\n\n\n

\u3000\u3000\u9009\u62e9\u5408\u5e76\u662f\u6307\u5728\u591a\u4e2a\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u4e2d\u9009\u62e9\u4fe1\u566a\u6bd4\u6700\u9ad8\u7684\u4fe1\u53f7\u8fdb\u884c\u5904\u7406\uff0c\u4ee5\u63d0\u9ad8\u63a5\u6536\u673a\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n

\u3000\u30003. \u76f8\u4f4d\u5408\u5e76(Phase Combining\uff0cPC)<\/h3>\n\n\n\n

\u3000\u3000\u76f8\u4f4d\u5408\u5e76\u662f\u6307\u5c06\u591a\u4e2a\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u8fdb\u884c\u76f8\u4f4d\u8c03\u6574\u540e\u8fdb\u884c\u52a0\u6743\u6c42\u548c\uff0c\u4ee5\u63d0\u9ad8\u63a5\u6536\u673a\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000\u56db\u3001\u5206\u96c6\u6280\u672f\u7684\u5e94\u7528\u573a\u666f<\/h2>\n\n\n\n

\u3000\u3000\u5206\u96c6\u6280\u672f\u4e3b\u8981\u5e94\u7528\u4e8e\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n

\u3000\u30001. \u79fb\u52a8\u901a\u4fe1\u7cfb\u7edf<\/h3>\n\n\n\n

\u3000\u3000\u5206\u96c6\u6280\u672f\u5728\u79fb\u52a8\u901a\u4fe1\u7cfb\u7edf\u4e2d\u5e7f\u6cdb\u5e94\u7528\uff0c\u53ef\u4ee5\u63d0\u9ad8\u901a\u4fe1\u8d28\u91cf\u548c\u53ef\u9760\u6027\uff0c\u964d\u4f4e\u8bef\u7801\u7387\u548c\u4e22\u5305\u7387\u3002<\/p>\n\n\n\n

\u3000\u30002. \u536b\u661f\u901a\u4fe1\u7cfb\u7edf<\/h3>\n\n\n\n

\u3000\u3000\u536b\u661f\u901a\u4fe1\u7cfb\u7edf\u4e2d\uff0c\u5206\u96c6\u6280\u672f\u53ef\u4ee5\u63d0\u9ad8\u63a5\u6536\u673a\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\uff0c\u964d\u4f4e\u8bef\u7801\u7387\u548c\u4e22\u5305\u7387\uff0c\u4fdd\u8bc1\u901a\u4fe1\u8d28\u91cf\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n

\u3000\u30003. \u65e0\u7ebf\u5c40\u57df\u7f51\u7cfb\u7edf<\/h3>\n\n\n\n

\u3000\u3000\u65e0\u7ebf\u5c40\u57df\u7f51\u7cfb\u7edf\u4e2d\uff0c\u5206\u96c6\u6280\u672f\u53ef\u4ee5\u63d0\u9ad8\u901a\u4fe1\u8d28\u91cf\u548c\u53ef\u9760\u6027\uff0c\u964d\u4f4e\u8bef\u7801\u7387\u548c\u4e22\u5305\u7387\uff0c\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000\u7ed3\u8bba\uff1a<\/h2>\n\n\n\n

\u3000\u3000\u7efc\u4e0a\u6240\u8ff0\uff0c\u5206\u96c6\u6280\u672f\u662f\u65e0\u7ebf\u901a\u4fe1\u4e2d\u63d0\u9ad8\u901a\u4fe1\u8d28\u91cf\u548c\u53ef\u9760\u6027\u7684\u91cd\u8981\u624b\u6bb5\u4e4b\u4e00\u3002\u901a\u8fc7\u5bf9\u5206\u96c6\u6280\u672f\u7684\u5206\u7c7b\u3001\u5b9e\u73b0\u65b9\u5f0f\u548c\u5e94\u7528\u573a\u666f\u7684\u4ecb\u7ecd\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u4e86\u89e3\u548c\u5e94\u7528\u5206\u96c6\u6280\u672f\uff0c\u63d0\u9ad8\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u968f\u7740\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u5206\u96c6\u6280\u672f\u6210\u4e3a\u63d0\u9ad8\u901a\u4fe1\u8d28\u91cf\u548c\u53ef\u9760\u6027\u7684\u91cd\u8981\u624b\u6bb5\u4e4b\u4e00\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u65e0\u7ebf\u901a\u4fe1\u4e2d\u7684\u5206\u96c6\u6280\u672f\uff0c\u5305\u62ec\u5176\u5b9a\u4e49\u3001\u5206\u7c7b\u3001\u5b9e\u73b0\u65b9\u5f0f\u548c\u5e94\u7528\u573a\u666f\u7b49\u65b9\u9762\u7684\u5185\u5bb9\u3002<\/p>\n","protected":false},"author":1,"featured_media":3671,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[52],"class_list":["post-7218","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-wxtx"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/7218","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/comments?post=7218"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/7218\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/3671"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=7218"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=7218"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=7218"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}