{"id":100206,"date":"2025-01-03T11:19:52","date_gmt":"2025-01-03T03:19:52","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=100206"},"modified":"2025-01-03T11:19:56","modified_gmt":"2025-01-03T03:19:56","slug":"mfdzjsssm","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/100206.html","title":{"rendered":"\u7801\u5206\u591a\u5740\u6280\u672f\u662f\u4ec0\u4e48"},"content":{"rendered":"\n

\u3000\u3000\u7801\u5206\u591a\u5740\u6280\u672f<\/strong>(Code Division Multiple Access\uff0c\u7b80\u79f0CDMA)\u662f\u4e00\u79cd\u6570\u5b57\u901a\u4fe1\u6280\u672f\uff0c\u4e3b\u8981\u7528\u4e8e\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u4e2d\u3002\u5176\u6838\u5fc3\u539f\u7406\u662f\u901a\u8fc7\u4e3a\u6bcf\u4e2a\u7528\u6237\u5206\u914d\u4e00\u4e2a\u552f\u4e00\u7684\u6269\u9891\u7801\u5e8f\u5217(\u4e5f\u79f0\u4e3a\u5730\u5740\u7801)\uff0c\u4f7f\u5f97\u591a\u4e2a\u7528\u6237\u53ef\u4ee5\u5728\u540c\u4e00\u9891\u7387\u5e26\u5bbd\u5185\u540c\u65f6\u4f20\u8f93\u6570\u636e\uff0c\u800c\u4e0d\u4f1a\u76f8\u4e92\u5e72\u6270\u3002<\/p>\n\n\n\n

\u3000\u3000CDMA\u6280\u672f\u7684\u5173\u952e\u7279\u70b9\u5305\u62ec\uff1a<\/p>\n\n\n\n

\u3000\u3000\u6269\u9891\u901a\u4fe1<\/strong>\uff1aCDMA\u57fa\u4e8e\u6269\u9891\u6280\u672f\uff0c\u5c06\u539f\u59cb\u4fe1\u53f7\u7684\u5e26\u5bbd\u6269\u5c55\u5230\u4e00\u4e2a\u8fdc\u5927\u4e8e\u5b9e\u9645\u6570\u636e\u901f\u7387\u6240\u9700\u7684\u5e26\u5bbd\u3002\u8fd9\u79cd\u6269\u5c55\u540e\u7684\u4fe1\u53f7\u5728\u63a5\u6536\u7aef\u901a\u8fc7\u76f8\u5173\u8fd0\u7b97\u91cd\u65b0\u96c6\u4e2d\u56de\u539f\u59cb\u5e26\u5bbd\uff0c\u4ece\u800c\u5b9e\u73b0\u9ad8\u6548\u7684\u6570\u636e\u4f20\u8f93\u3002<\/p>\n\n\n\n

\u3000\u3000\u51c6\u6b63\u4ea4\u7801\u5e8f\u5217<\/strong>\uff1a\u6bcf\u4e2a\u7528\u6237\u7684\u5730\u5740\u7801\u662f\u5f7c\u6b64\u51c6\u6b63\u4ea4\u7684\u4f2a\u968f\u673a\u5e8f\u5217\uff0c\u8fd9\u610f\u5473\u7740\u4e0d\u540c\u7528\u6237\u7684\u4fe1\u53f7\u53ef\u4ee5\u5728\u9891\u7387\u3001\u65f6\u95f4\u548c\u7a7a\u95f4\u4e0a\u91cd\u53e0\uff0c\u4f46\u901a\u8fc7\u89e3\u7801\u8fc7\u7a0b\u4ecd\u80fd\u51c6\u786e\u533a\u5206\u3002<\/p>\n\n\n\n

\u3000\u3000\u6297\u5e72\u6270\u6027<\/strong>\uff1a\u7531\u4e8eCDMA\u4fe1\u53f7\u7684\u6269\u5c55\u7279\u6027\uff0c\u5373\u4f7f\u5728\u5b58\u5728\u591a\u5740\u5e72\u6270\u7684\u60c5\u51b5\u4e0b\uff0c\u7cfb\u7edf\u4ecd\u80fd\u901a\u8fc7\u76f8\u5173\u68c0\u6d4b\u63d0\u53d6\u51fa\u76ee\u6807\u7528\u6237\u7684\u4fe1\u53f7\uff0c\u4ece\u800c\u63d0\u9ad8\u7cfb\u7edf\u7684\u6297\u5e72\u6270\u80fd\u529b\u548c\u9891\u8c31\u5229\u7528\u7387\u3002<\/p>\n\n\n\n

\u3000\u3000\u7075\u6d3b\u6027\u548c\u9ad8\u6548\u6027<\/strong>\uff1aCDMA\u6280\u672f\u652f\u6301\u9ad8\u5bb9\u91cf\u548c\u9ad8\u6570\u636e\u901f\u7387\u4e1a\u52a1\uff0c\u9002\u7528\u4e8e\u591a\u79cd\u901a\u4fe1\u573a\u666f\uff0c\u5982\u79fb\u52a8\u901a\u4fe1\u3001\u536b\u661f\u901a\u4fe1\u7b49\u3002<\/p>\n\n\n\n

\u3000\u3000CDMA\u6280\u672f\u5728\u73b0\u4ee3\u901a\u4fe1\u7cfb\u7edf\u4e2d\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\uff0c\u7279\u522b\u662f\u5728\u7b2c\u4e09\u4ee3\u79fb\u52a8\u901a\u4fe1\u7cfb\u7edf(\u5982CDMA2000\u3001WCDMA)\u548c\u7b2c\u56db\u4ee3\u53ca\u7b2c\u4e94\u4ee3\u901a\u4fe1\u7cfb\u7edf(\u5982LTE\u548c5G)\u4e2d\uff0c\u6210\u4e3a\u4e3b\u8981\u7684\u591a\u5740\u63a5\u5165\u65b9\u5f0f\u4e4b\u4e00\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001 \u7801\u5206\u591a\u5740\u6280\u672f(CDMA)\u7684\u5386\u53f2\u53d1\u5c55<\/h2>\n\n\n\n

\u3000\u3000\u7801\u5206\u591a\u5740\u6280\u672f(CDMA)\u662f\u4e00\u79cd\u5148\u8fdb\u7684\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\uff0c\u901a\u8fc7\u4f7f\u7528\u4e0d\u540c\u7684\u7f16\u7801\u5e8f\u5217\u6765\u533a\u5206\u4e0d\u540c\u7528\u6237\u4f20\u8f93\u7684\u4fe1\u606f\u3002\u5176\u5386\u53f2\u53d1\u5c55\u548c\u5173\u952e\u6280\u672f\u6f14\u8fdb\u53ef\u4ee5\u8ffd\u6eaf\u523020\u4e16\u7eaa40\u5e74\u4ee3\uff0c\u5e76\u5728\u968f\u540e\u7684\u51e0\u5341\u5e74\u4e2d\u7ecf\u5386\u4e86\u591a\u6b21\u91cd\u5927\u8fdb\u6b65\u3002<\/p>\n\n\n\n

\u3000\u30001. \u5386\u53f2\u53d1\u5c55<\/h3>\n\n\n\n

\u3000\u3000\u8d77\u6e90\u4e0e\u65e9\u671f\u5e94\u7528<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000CDMA\u6280\u672f\u6700\u65e9\u8d77\u6e90\u4e8e\u4e8c\u6218\u671f\u95f4\u7684\u519b\u4e8b\u901a\u4fe1\u9700\u6c42\uff0c\u7528\u4e8e\u6297\u5e72\u6270\u901a\u4fe1\u3002<\/p>\n\n\n\n

\u3000\u30001949\u5e74\uff0cShannon\u548cPierce\u63d0\u51fa\u4e86\u6269\u9891\u901a\u4fe1\u7684\u57fa\u672c\u601d\u60f3\uff0c\u4e3aCDMA\u6280\u672f\u7684\u53d1\u5c55\u5960\u5b9a\u4e86\u7406\u8bba\u57fa\u7840\u3002<\/p>\n\n\n\n

\u3000\u300020\u4e16\u7eaa50\u5e74\u4ee3\uff0cCDMA\u6280\u672f\u5f00\u59cb\u5728\u519b\u4e8b\u9886\u57df\u5f97\u5230\u5e94\u7528\u3002<\/p>\n\n\n\n

\u3000\u3000\u5546\u7528\u5316\u4e0e\u6807\u51c6\u5316<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u30001989\u5e74\uff0cQualcomm\u516c\u53f8\u63a8\u51fa\u4e86\u7b2c\u4e00\u4e2a\u5546\u4e1a\u5316\u7684CDMA\u7cfb\u7edf\u3002<\/p>\n\n\n\n

\u3000\u30001993\u5e74\uff0cQualcomm\u516c\u53f8\u7814\u7a76\u4e86CDMA\u5728\u8702\u7a9d\u7cfb\u7edf\u4e2d\u7684\u5e94\u7528\uff0c\u5e76\u57281995\u5e74\u5f62\u6210\u4e86\u7a84\u5e26CDMA IS-95\u6807\u51c6\uff0c\u6295\u5165\u5546\u7528\u3002<\/p>\n\n\n\n

\u3000\u3000CDMA\u6280\u672f\u9010\u6e10\u4ece\u519b\u4e8b\u9886\u57df\u6269\u5c55\u5230\u6c11\u7528\u901a\u4fe1\u7cfb\u7edf\uff0c\u5e76\u4e0e\u6570\u5b57\u8702\u7a9d\u6280\u672f\u76f8\u7ed3\u5408\uff0c\u6210\u4e3a\u7b2c\u4e09\u4ee3\u79fb\u52a8\u901a\u4fe1\u7684\u4e3b\u8981\u6280\u672f\u624b\u6bb5\u3002<\/p>\n\n\n\n

\u3000\u3000\u5168\u7403\u5316\u63a8\u5e7f<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000CDMA\u6280\u672f\u5728\u5168\u7403\u8303\u56f4\u5185\u5f97\u5230\u63a8\u5e7f\u548c\u5e94\u7528\uff0c\u5305\u62ec\u4e2d\u56fd\u5927\u9646\u3001\u4e2d\u56fd\u9999\u6e2f\u3001\u97e9\u56fd\u3001\u65e5\u672c\u548c\u7f8e\u56fd\u7b49\u56fd\u5bb6\u548c\u5730\u533a\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e2d\u56fd\u8054\u901a\u4e8e2002\u5e74\u5f00\u901a\u4e86CDMA\u7f51\u7edc\u5e76\u6295\u5165\u5546\u7528\uff0c\u624b\u673a\u53f7\u6bb5\u4e3a133\u3001153\u3001189\u548c180\u53f7\u6bb5\u3002<\/p>\n\n\n\n

\u3000\u30002. \u5173\u952e\u6280\u672f\u6f14\u8fdb<\/h3>\n\n\n\n

\u3000\u3000\u6269\u9891\u6280\u672f<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000CDMA\u6280\u672f\u7684\u6838\u5fc3\u5728\u4e8e\u6269\u9891\u6280\u672f\uff0c\u901a\u8fc7\u4e00\u4e2a\u9ad8\u9891\u7387\u7684\u7801\u5e8f\u5217\u6765\u6269\u5c55\u4fe1\u53f7\u7684\u9891\u5e26\uff0c\u4ece\u800c\u5728\u540c\u6837\u7684\u5e26\u5bbd\u5185\u83b7\u5f97\u66f4\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u66f4\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002<\/p>\n\n\n\n

\u3000\u3000\u6269\u9891\u7f16\u7801\u662fCDMA\u7684\u5173\u952e\u6280\u672f\u4e4b\u4e00\uff0c\u5b83\u901a\u8fc7\u4f2a\u968f\u673a\u7801(PN\u7801)\u5c06\u4fe1\u606f\u6570\u636e\u7684\u5e26\u5bbd\u6269\u5c55\uff0c\u518d\u7ecf\u8f7d\u6ce2\u8c03\u5236\u53d1\u9001\u3002<\/p>\n\n\n\n

\u3000\u3000\u529f\u7387\u63a7\u5236<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u529f\u7387\u63a7\u5236\u662fCDMA\u6280\u672f\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u5b83\u5141\u8bb8\u6bcf\u4e2a\u7528\u6237\u6839\u636e\u5176\u8ddd\u79bb\u57fa\u7ad9\u7684\u8fdc\u8fd1\u8c03\u6574\u53d1\u5c04\u529f\u7387\uff0c\u4ece\u800c\u51cf\u5c11\u5e72\u6270\u5e76\u63d0\u9ad8\u7cfb\u7edf\u6548\u7387\u3002<\/p>\n\n\n\n

\u3000\u3000\u9ad8\u901a\u516c\u53f8\u5728\u89e3\u51b3\u529f\u7387\u63a7\u5236\u95ee\u9898\u4e0a\u53d6\u5f97\u4e86\u91cd\u8981\u8fdb\u5c55\uff0c\u5e76\u53d6\u5f97\u4e86\u76f8\u5173\u4e13\u5229\u3002<\/p>\n\n\n\n

\u3000\u3000\u8f6f\u5207\u6362<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u8f6f\u5207\u6362\u662fCDMA\u6280\u672f\u7684\u53e6\u4e00\u9879\u5173\u952e\u6280\u672f\uff0c\u5b83\u5141\u8bb8\u79fb\u52a8\u53f0\u5728\u4e0d\u540c\u57fa\u7ad9\u4e4b\u95f4\u5e73\u6ed1\u5207\u6362\uff0c\u4fdd\u8bc1\u901a\u4fe1\u7684\u8fde\u7eed\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000\u591a\u8f7d\u6ce2\u6280\u672f<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u591a\u8f7d\u6ce2\u6280\u672f\u662fCDMA2000\u7684\u5173\u952e\u6280\u672f\u4e4b\u4e00\uff0c\u5b83\u901a\u8fc7\u591a\u4e2a\u8f7d\u6ce2\u540c\u65f6\u4f20\u8f93\u6570\u636e\uff0c\u8fdb\u4e00\u6b65\u63d0\u9ad8\u4e86\u7cfb\u7edf\u7684\u5bb9\u91cf\u548c\u6570\u636e\u4f20\u8f93\u901f\u7387\u3002<\/p>\n\n\n\n

\u3000\u3000\u524d\u5411\u7ea0\u9519\u7f16\u7801<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u524d\u5411\u7ea0\u9519\u7f16\u7801(FEC)\u662fCDMA\u6280\u672f\u4e2d\u7684\u91cd\u8981\u6280\u672f\uff0c\u5b83\u901a\u8fc7\u5728\u53d1\u9001\u7aef\u6dfb\u52a0\u5197\u4f59\u4fe1\u606f\u6765\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u7684\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n

\u3000\u30003. \u73b0\u4ee3\u5e94\u7528\u4e0e\u672a\u6765\u5c55\u671b<\/h3>\n\n\n\n

\u3000\u3000CDMA\u6280\u672f\u6b63\u5728\u5411\u7b2c\u56db\u4ee3(4G)\u548c\u7b2c\u4e94\u4ee3(5G)\u79fb\u52a8\u901a\u4fe1\u7cfb\u7edf\u6f14\u8fdb\uff0c\u4e3a\u7528\u6237\u63d0\u4f9b\u66f4\u52a0\u9ad8\u901f\u3001\u7a33\u5b9a\u3001\u5b89\u5168\u7684\u901a\u4fe1\u670d\u52a1\u3002<\/p>\n\n\n\n

\u3000\u3000CDMA\u6280\u672f\u5728\u73b0\u4ee3\u79fb\u52a8\u901a\u4fe1\u7cfb\u7edf\u4e2d\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\uff0c\u7279\u522b\u662f\u5728\u65e0\u7ebf\u5c40\u57df\u7f51\u4e2d\uff0c\u63d0\u9ad8\u4e86\u901a\u4fe1\u7684\u8bdd\u97f3\u8d28\u91cf\u548c\u6570\u636e\u4f20\u8f93\u7684\u53ef\u9760\u6027\uff0c\u51cf\u5c11\u4e86\u5e72\u6270\uff0c\u589e\u5927\u4e86\u901a\u4fe1\u7cfb\u7edf\u7684\u5bb9\u91cf\u3002<\/p>\n\n\n\n

\u3000\u3000\u603b\u4e4b\uff0cCDMA\u6280\u672f\u4ece\u6700\u521d\u7684\u519b\u4e8b\u5e94\u7528\u53d1\u5c55\u5230\u4eca\u5929\u7684\u5546\u7528\u7f51\u7edc\uff0c\u7ecf\u5386\u4e86\u591a\u6b21\u91cd\u5927\u6280\u672f\u8fdb\u6b65\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e8c\u3001 CDMA\u6280\u672f\u5728\u73b0\u4ee3\u901a\u4fe1\u7cfb\u7edf\u4e2d\u7684\u5e94\u7528\u6848\u4f8b\u6709\u54ea\u4e9b?<\/h2>\n\n\n\n

\u3000\u3000CDMA\u6280\u672f\u5728\u73b0\u4ee3\u901a\u4fe1\u7cfb\u7edf\u4e2d\u7684\u5e94\u7528\u6848\u4f8b\u975e\u5e38\u5e7f\u6cdb\uff0c\u6db5\u76d6\u4e86\u4ece2G\u52304G\u751a\u81f3\u66f4\u9ad8\u7ea7\u522b\u7684\u79fb\u52a8\u901a\u4fe1\u7cfb\u7edf\u3002\u4ee5\u4e0b\u662f\u51e0\u4e2a\u4e3b\u8981\u7684\u5e94\u7528\u6848\u4f8b\uff1a<\/p>\n\n\n\n

\u3000\u3000\u7b2c\u4e8c\u4ee3\u79fb\u52a8\u901a\u4fe1\uff082G\uff09<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000CDMA2000<\/strong>\uff1a\u4f5c\u4e3a2G\u79fb\u52a8\u901a\u4fe1\u7cfb\u7edf\u7684\u4e3b\u8981\u6807\u51c6\u4e4b\u4e00\uff0cCDMA2000\u5728\u5168\u7403\u8303\u56f4\u5185\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\u3002\u5b83\u4e0d\u4ec5\u5728\u7f8e\u56fd\u548c\u65e5\u672c\u7b49\u56fd\u5bb6\u5f97\u5230\u4e86\u5e7f\u6cdb\u4f7f\u7528\uff0c\u8fd8\u5728\u5168\u7403\u8303\u56f4\u5185\u63a8\u5e7f\uff0c\u6210\u4e3a2G\u79fb\u52a8\u901a\u4fe1\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\u3002<\/p>\n\n\n\n

\u3000\u3000\u7b2c\u4e09\u4ee3\u79fb\u52a8\u901a\u4fe1\uff083G\uff09<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000CDMA2000 1xEV-DO<\/strong>\uff1a\u8fd9\u662f3G\u79fb\u52a8\u901a\u4fe1\u7cfb\u7edf\u7684\u4e3b\u8981\u6807\u51c6\u4e4b\u4e00\uff0c\u7279\u522b\u662f\u5728\u7f8e\u56fd\u548c\u65e5\u672c\u7b49\u56fd\u5bb6\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\u3002\u8be5\u6807\u51c6\u901a\u8fc7\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u652f\u6301\u4e86\u66f4\u9ad8\u901f\u7684\u79fb\u52a8\u4e92\u8054\u7f51\u670d\u52a1\u3002<\/p>\n\n\n\n

\u3000\u3000\u7b2c\u56db\u4ee3\u79fb\u52a8\u901a\u4fe1\uff084G\uff09<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000TD-LTE\u7cfb\u7edf\u4e2d\u7684\u4e0a\u884c\u94fe\u8def<\/strong>\uff1a\u867d\u71364G\u4e3b\u8981\u91c7\u7528\u7684\u662fLTE\u6280\u672f\uff0c\u4f46CDMA\u6280\u672f\u4ecd\u7136\u5728\u67d0\u4e9b\u65b9\u9762\u53d1\u6325\u4f5c\u7528\uff0c\u4f8b\u5982\u5728TD-LTE\u7cfb\u7edf\u4e2d\u7684\u4e0a\u884c\u94fe\u8def\u90e8\u5206\u3002\u8fd9\u8868\u660eCDMA\u6280\u672f\u57284G\u7cfb\u7edf\u4e2d\u4ecd\u7136\u5177\u6709\u4e00\u5b9a\u7684\u5e94\u7528\u4ef7\u503c\u3002<\/p>\n\n\n\n

\u3000\u3000\u7269\u8054\u7f51\u548c\u667a\u80fd\u5bb6\u5c45<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u5927\u89c4\u6a21\u7269\u8054\u7f51\u8bbe\u5907\u7684\u8fde\u63a5\u548c\u901a\u4fe1<\/strong>\uff1aCDMA\u6280\u672f\u53ef\u4ee5\u652f\u6301\u5927\u89c4\u6a21\u7269\u8054\u7f51\u8bbe\u5907\u7684\u8fde\u63a5\u548c\u901a\u4fe1\uff0c\u4e3a\u667a\u80fd\u5bb6\u5c45\u3001\u667a\u80fd\u57ce\u5e02\u7b49\u9886\u57df\u7684\u53d1\u5c55\u505a\u51fa\u8d21\u732e\u3002\u8fd9\u79cd\u5e94\u7528\u4f7f\u5f97CDMA\u6280\u672f\u5728\u73b0\u4ee3\u901a\u4fe1\u7cfb\u7edf\u4e2d\u626e\u6f14\u4e86\u91cd\u8981\u89d2\u8272\u3002<\/p>\n\n\n\n

\u3000\u3000\u97f3\u9891\u548c\u89c6\u9891\u901a\u4fe1<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u9ad8\u97f3\u8d28\u548c\u9ad8\u6e05\u6670\u5ea6\u7684\u97f3\u9891\u548c\u89c6\u9891\u901a\u4fe1\u670d\u52a1<\/strong>\uff1aCDMA\u6280\u672f\u901a\u8fc7\u5176\u9ad8\u6548\u7684\u9891\u8c31\u5229\u7528\u548c\u6297\u5e72\u6270\u80fd\u529b\uff0c\u63d0\u4f9b\u4e86\u9ad8\u8d28\u91cf\u7684\u97f3\u9891\u548c\u89c6\u9891\u901a\u4fe1\u670d\u52a1\u3002\u8fd9\u4f7f\u5f97CDMA\u6280\u672f\u5728\u73b0\u4ee3\u901a\u4fe1\u7cfb\u7edf\u4e2d\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\u3002<\/p>\n\n\n\n

\u3000\u3000\u519b\u4e8b\u901a\u4fe1<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u6297\u5e72\u6270\u901a\u4fe1<\/strong>\uff1aCDMA\u6280\u672f\u6700\u521d\u662f\u5728\u7b2c\u4e8c\u6b21\u4e16\u754c\u5927\u6218\u671f\u95f4\u4e3a\u519b\u4e8b\u901a\u4fe1\u8bbe\u8ba1\u7684\uff0c\u7528\u4e8e\u9632\u6b62\u654c\u65b9\u5bf9\u5df1\u65b9\u901a\u4fe1\u7684\u5e72\u6270\u3002\u867d\u7136\u968f\u7740\u6280\u672f\u7684\u53d1\u5c55\uff0cCDMA\u9010\u6e10\u88ab\u5176\u4ed6\u6280\u672f\u6240\u66ff\u4ee3\uff0c\u4f46\u5728\u67d0\u4e9b\u7279\u5b9a\u9886\u57df\uff0c\u5982\u519b\u4e8b\u901a\u4fe1\u4e2d\uff0cCDMA\u6280\u672f\u4ecd\u7136\u53d1\u6325\u7740\u91cd\u8981\u4f5c\u7528\u3002<\/p>\n\n\n\n

\u3000\u3000\u504f\u8fdc\u5730\u533a\u7684\u79fb\u52a8\u7f51\u7edc\u8986\u76d6<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u63d0\u9ad8\u504f\u8fdc\u5730\u533a\u7684\u901a\u4fe1\u8d28\u91cf<\/strong>\uff1a\u7531\u4e8eCDMA\u6280\u672f\u5177\u6709\u9ad8\u9891\u8c31\u5229\u7528\u7387\u548c\u8f83\u4f4e\u7684\u7f51\u7edc\u5efa\u8bbe\u6210\u672c\u7b49\u4f18\u52bf\uff0c\u5b83\u5728\u4e00\u4e9b\u504f\u8fdc\u5730\u533a\u7684\u79fb\u52a8\u7f51\u7edc\u8986\u76d6\u4e2d\u5f97\u5230\u4e86\u5e94\u7528\u3002\u8fd9\u4f7f\u5f97\u8fd9\u4e9b\u5730\u533a\u7684\u5c45\u6c11\u80fd\u591f\u4eab\u53d7\u5230\u66f4\u9ad8\u8d28\u91cf\u7684\u901a\u4fe1\u670d\u52a1\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e09\u3001 CDMA\u4e0e\u5176\u4ed6\u591a\u5740\u63a5\u5165\u6280\u672f(\u5982FDMA\u3001TDMA)\u76f8\u6bd4\u6709\u54ea\u4e9b\u4f18\u52bf\u548c\u52a3\u52bf?<\/h2>\n\n\n\n

\u3000\u3000CDMA(\u7801\u5206\u591a\u5740)\u4e0e\u5176\u4ed6\u591a\u5740\u63a5\u5165\u6280\u672f(\u5982FDMA\u3001TDMA)\u76f8\u6bd4\uff0c\u5177\u6709\u4ee5\u4e0b\u4f18\u52bf\u548c\u52a3\u52bf\uff1a<\/p>\n\n\n\n

\u3000\u30001. \u4f18\u52bf\uff1a<\/h3>\n\n\n\n
    \n
  • \u3000\u3000\u9ad8\u5bb9\u91cf<\/strong>\uff1aCDMA\u901a\u8fc7\u7528\u6237\u5171\u4eab\u9891\u8c31\uff0c\u7406\u8bba\u4e0a\u53ef\u4ee5\u5bb9\u7eb3\u66f4\u591a\u7684\u7528\u6237\u3002\u8fd9\u662f\u56e0\u4e3a\u6240\u6709\u7528\u6237\u5728\u540c\u4e00\u65f6\u95f4\u3001\u540c\u4e00\u9891\u6bb5\u4e0a\u4f7f\u7528\u4e0d\u540c\u7684\u7f16\u7801\u6765\u533a\u5206\uff0c\u4ece\u800c\u907f\u514d\u4e86\u9891\u8c31\u8d44\u6e90\u7684\u6d6a\u8d39\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u6297\u5e72\u6270\u6027\u5f3a<\/strong>\uff1a\u7531\u4e8e\u4f7f\u7528\u4e86\u6269\u5c55\u9891\u8c31\u6280\u672f\uff0c\u5355\u4e2a\u7528\u6237\u7684\u4fe1\u53f7\u8f83\u96be\u88ab\u5e72\u6270\u3002\u8fd9\u79cd\u6297\u5e72\u6270\u80fd\u529b\u4f7f\u5f97CDMA\u5728\u591a\u5f84\u73af\u5883\u548c\u9ad8\u566a\u58f0\u73af\u5883\u4e0b\u8868\u73b0\u66f4\u4f73\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u901a\u4fe1\u8d28\u91cf\u9ad8<\/strong>\uff1aCDMA\u7684\u4fe1\u53f7\u6297\u5e72\u6270\u80fd\u529b\u548c\u529f\u7387\u63a7\u5236\u6280\u672f\u80fd\u591f\u63d0\u9ad8\u901a\u8bdd\u8d28\u91cf\uff0c\u5c24\u5176\u662f\u5728\u9ad8\u5bc6\u5ea6\u7528\u6237\u73af\u5883\u4e2d\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u7075\u6d3b\u6027\u548c\u517c\u5bb9\u6027<\/strong>\uff1aCDMA\u7cfb\u7edf\u53ef\u4ee5\u7075\u6d3b\u5730\u9002\u5e94\u4e0d\u540c\u7c7b\u578b\u7684\u7f51\u7edc\u914d\u7f6e\uff0c\u9002\u7528\u4e8e\u591a\u79cd\u901a\u4fe1\u573a\u666f\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u9891\u5e26\u5229\u7528\u7387\u9ad8<\/strong>\uff1aCDMA\u7684\u9891\u8c31\u5229\u7528\u7387\u6700\u9ad8\uff0c\u80fd\u591f\u66f4\u9ad8\u6548\u5730\u5229\u7528\u6709\u9650\u7684\u9891\u8c31\u8d44\u6e90\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u9002\u7528\u4e8e\u591a\u5a92\u4f53\u901a\u4fe1\u7cfb\u7edf<\/strong>\uff1aCDMA\u7684\u9ad8\u5e26\u5bbd\u548c\u4f4e\u5ef6\u8fdf\u7279\u6027\u4f7f\u5176\u975e\u5e38\u9002\u5408\u4f20\u8f93\u591a\u5a92\u4f53\u6570\u636e\uff0c\u5982\u89c6\u9891\u548c\u97f3\u9891\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u5907\u7528\u65f6\u95f4\u957f<\/strong>\uff1aCDMA\u624b\u673a\u7684\u5907\u7528\u65f6\u95f4\u66f4\u957f\uff0c\u56e0\u4e3a\u5176\u529f\u8017\u76f8\u5bf9\u8f83\u4f4e\u3002<\/li>\n<\/ul>\n\n\n\n

    \u3000\u30002. \u52a3\u52bf\uff1a<\/h3>\n\n\n\n
      \n
    • \u3000\u3000\u6280\u672f\u590d\u6742\u5ea6\u9ad8<\/strong>\uff1aCDMA\u9700\u8981\u590d\u6742\u7684\u4fe1\u53f7\u5904\u7406\u548c\u529f\u7387\u63a7\u5236\u6280\u672f\uff0c\u8fd9\u589e\u52a0\u4e86\u7cfb\u7edf\u7684\u590d\u6742\u6027\u548c\u6210\u672c\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u8d77\u6b65\u665a\uff0c\u7528\u6237\u7fa4\u4f53\u5c11<\/strong>\uff1a\u76f8\u6bd4\u4e8eFDMA\u548cTDMA\uff0cCDMA\u8d77\u6b65\u8f83\u665a\uff0c\u65e9\u671f\u7528\u6237\u7fa4\u4f53\u8f83\u5c11\uff0c\u8fd9\u53ef\u80fd\u5f71\u54cd\u5176\u5728\u67d0\u4e9b\u5e02\u573a\u7684\u666e\u53ca\u7387\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u5bf9\u540c\u6b65\u8981\u6c42\u4e25\u683c<\/strong>\uff1aCDMA\u7cfb\u7edf\u5bf9\u65f6\u95f4\u540c\u6b65\u7684\u8981\u6c42\u8f83\u9ad8\uff0c\u5982\u679c\u540c\u6b65\u4e0d\u597d\uff0c\u4f1a\u5f71\u54cd\u7cfb\u7edf\u7684\u6027\u80fd\u3002<\/li>\n<\/ul>\n\n\n\n

      \u3000\u30003. \u603b\u7ed3\uff1a<\/h3>\n\n\n\n

      \u3000\u3000CDMA\u5728\u5bb9\u91cf\u3001\u6297\u5e72\u6270\u6027\u3001\u901a\u4fe1\u8d28\u91cf\u548c\u9891\u5e26\u5229\u7528\u7387\u65b9\u9762\u5177\u6709\u663e\u8457\u4f18\u52bf\uff0c\u7279\u522b\u9002\u5408\u4e8e\u9ad8\u5bc6\u5ea6\u7528\u6237\u548c\u591a\u5a92\u4f53\u901a\u4fe1\u573a\u666f\u3002\u7136\u800c\uff0c\u5176\u6280\u672f\u590d\u6742\u5ea6\u8f83\u9ad8\uff0c\u4e14\u8d77\u6b65\u8f83\u665a\uff0c\u8fd9\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u9650\u5236\u4e86\u5176\u5728\u67d0\u4e9b\u5e02\u573a\u7684\u666e\u53ca\u3002<\/p>\n\n\n\n

      \u3000\u3000\u56db\u3001 \u9762\u5bf95G\u548c\u672a\u6765\u901a\u4fe1\u6280\u672f\u7684\u53d1\u5c55\uff0cCDMA\u6280\u672f\u9762\u4e34\u54ea\u4e9b\u6311\u6218\u548c\u6539\u8fdb\u65b9\u5411?<\/h2>\n\n\n\n

      \u3000\u3000\u9762\u5bf95G\u548c\u672a\u6765\u901a\u4fe1\u6280\u672f\u7684\u53d1\u5c55\uff0cCDMA\u6280\u672f\u9762\u4e34\u4ee5\u4e0b\u6311\u6218\u548c\u6539\u8fdb\u65b9\u5411\uff1a<\/p>\n\n\n\n

      \u3000\u30001. \u6311\u6218<\/h3>\n\n\n\n

      \u3000\u3000\u6280\u672f\u590d\u6742\u6027<\/strong>\uff1aCDMA\u7cfb\u7edf\u7684\u5b9e\u73b0\u6bd4TDMA\u548cFDMA\u66f4\u4e3a\u590d\u6742\uff0c\u8fd9\u589e\u52a0\u4e86\u7cfb\u7edf\u7684\u5f00\u53d1\u548c\u7ef4\u62a4\u6210\u672c\u3002<\/p>\n\n\n\n

      \u3000\u3000\u540c\u6b65\u8981\u6c42<\/strong>\uff1aCDMA\u7cfb\u7edf\u5bf9\u65f6\u95f4\u540c\u6b65\u7684\u8981\u6c42\u8f83\u9ad8\uff0c\u4ee5\u786e\u4fdd\u7801\u7247\u5e8f\u5217\u7684\u6b63\u786e\u89e3\u8c03\uff0c\u8fd9\u5bf9\u7f51\u7edc\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u63d0\u51fa\u4e86\u66f4\u9ad8\u7684\u8981\u6c42\u3002<\/p>\n\n\n\n

      \u3000\u3000\u521d\u59cb\u6295\u8d44\u6210\u672c<\/strong>\uff1a\u7531\u4e8e\u6280\u672f\u590d\u6742\u6027\u548c\u4e13\u5229\u95ee\u9898\uff0cCDMA\u7cfb\u7edf\u7684\u521d\u59cb\u6295\u8d44\u6210\u672c\u53ef\u80fd\u8f83\u9ad8\u3002<\/p>\n\n\n\n

      \u3000\u3000\u4e0e\u5176\u4ed6\u6280\u672f\u7684\u4e0d\u517c\u5bb9\u6027<\/strong>\uff1aCDMA\u4e0e\u5176\u4ed6\u4e3b\u6d41\u6280\u672f\u5982GSM\u548cLTE\u4e0d\u517c\u5bb9\uff0c\u8fd9\u9650\u5236\u4e86\u5176\u5728\u66f4\u5e7f\u6cdb\u5e02\u573a\u4e2d\u7684\u5e94\u7528\u3002<\/p>\n\n\n\n

      \u3000\u3000\u6613\u53d7\u5e72\u6270<\/strong>\uff1aCDMA\u66f4\u5bb9\u6613\u53d7\u5230\u5176\u4ed6\u4fe1\u53f7\u5e72\u6270\u7684\u5f71\u54cd\uff0c\u8fd9\u53ef\u80fd\u964d\u4f4e\u5176\u5728\u9ad8\u5bc6\u5ea6\u7528\u6237\u73af\u5883\u4e2d\u7684\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n

      \u3000\u30002. \u6539\u8fdb\u65b9\u5411<\/h3>\n\n\n\n

      \u3000\u3000\u8fb9\u7f18\u8986\u76d6\u4f18\u5316<\/strong>\uff1a\u57285G\u65f6\u4ee3\uff0c\u8fb9\u7f18\u8986\u76d6\u6210\u4e3a\u4e86\u4e00\u4e2a\u91cd\u8981\u6311\u6218\u3002CDMA\u6280\u672f\u7531\u4e8e\u5176\u826f\u597d\u7684\u8986\u76d6\u6027\u80fd\u548c\u6297\u5e72\u6270\u80fd\u529b\uff0c\u57285G\u8fb9\u7f18\u8986\u76d6\u573a\u666f\u4e2d\u5177\u6709\u4e00\u5b9a\u7684\u5e94\u7528\u4f18\u52bf\u3002\u901a\u8fc7\u8fdb\u4e00\u6b65\u4f18\u5316CDMA\u6280\u672f\uff0c\u53ef\u4ee5\u63d0\u9ad8\u5176\u5728\u8fb9\u7f18\u533a\u57df\u7684\u8986\u76d6\u6548\u679c\u3002<\/p>\n\n\n\n

      \u3000\u3000\u7269\u8054\u7f51\u901a\u4fe1<\/strong>\uff1a\u5728\u5927\u89c4\u6a21\u7269\u8054\u7f51\u573a\u666f\u4e0b\uff0cCDMA\u6280\u672f\u6216\u8bb8\u80fd\u901a\u8fc7\u5176\u7a33\u5b9a\u7684\u8fde\u63a5\u6027\u80fd\u548c\u4f4e\u529f\u8017\u7279\u6027\uff0c\u4e3a\u7269\u8054\u7f51\u8bbe\u5907\u63d0\u4f9b\u53ef\u9760\u7684\u901a\u4fe1\u652f\u6301\uff0c\u6210\u4e3a\u7269\u8054\u7f51\u901a\u4fe1\u6280\u672f\u7684\u4e00\u79cd\u91cd\u8981\u9009\u62e9\u3002<\/p>\n\n\n\n

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