{"id":1589,"date":"2023-07-19T12:04:38","date_gmt":"2023-07-19T04:04:38","guid":{"rendered":"http:\/\/www.xzclass.com\/?p=1589"},"modified":"2023-11-13T16:09:32","modified_gmt":"2023-11-13T08:09:32","slug":"%e5%b0%8f%e5%8c%ba%e5%92%8c%e6%89%87%e5%8c%ba%ef%bc%8c%e5%88%b0%e5%ba%95%e6%9c%89%e4%bb%80%e4%b9%88%e5%8c%ba%e5%88%ab%ef%bc%9f%e8%bd%bd%e9%a2%91%e5%92%8c%e8%bd%bd%e6%b3%a2%e5%91%a2%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/www.xzclass.com\/?p=1589","title":{"rendered":"\u5c0f\u533a\u548c\u6247\u533a\uff0c\u5230\u5e95\u6709\u4ec0\u4e48\u533a\u522b\uff1f\u8f7d\u9891\u548c\u8f7d\u6ce2\u5462\uff1f"},"content":{"rendered":"
\u5f15\u8a00\uff1a\u7ecf\u5e38\u6709\u8bfb\u8005\u95ee\u5c0f\u533a\u548c\u6247\u533a\u7684\u533a\u522b\uff0c\u8fd8\u6709\u8f7d\u9891\u548c\u8f7d\u6ce2\u7684\u533a\u522b\u3002\u4eca\u5929\uff0c\u5c0f\u67a3\u541b\u6765\u8be6\u7ec6\u89e3\u91ca\u4e00\u4e0b\u3002<\/span><\/section>\n

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\u5c0f\u533a\u3001\u6247\u533a\u3001\u8f7d\u6ce2\u3001\u8f7d\u9891\uff0c\u90fd\u662f\u548c\u79fb\u52a8\u901a\u4fe1\u57fa\u7ad9\u6709\u5173\u7684\u6982\u5ff5\u3002
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\u6211\u4eec\u5148\u4ece\u57fa\u7ad9\u5f00\u59cb\u8bf4\u8d77\u3002<\/span><\/section>\n

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\u57fa\u7ad9<\/span><\/strong>\uff0c\u5c31\u662fBaseStation\uff0c\u7b80\u79f0BS\u3002\u5b83\u662f\u79fb\u52a8\u901a\u4fe1\u7f51\u7edc\u4e2d\uff0c\u65e0\u7ebf\u63a5\u5165\u7f51\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\u3002<\/span><\/section>\n

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\u57fa\u7ad9\u7684\u4e3b\u8981\u529f\u80fd\uff0c\u662f\u4fe1\u53f7\u7684\u8c03\u5236\u548c\u89e3\u8c03\u3001\u5c04\u9891\u53d1\u5c04\u548c\u63a5\u6536\uff08\u8be6\u60c5\u770b\u8fd9\u91cc\uff1a<\/span>\u57fa\u5e26\u3001\u5c04\u9891\uff0c\u5230\u5e95\u662f\u5e72\u4ec0\u4e48\u7528\u7684\uff1f<\/span><\/a>\uff09\u3002<\/span><\/section>\n

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\u57284G\u65f6\u4ee3\uff0c\u57fa\u7ad9\u7684\u4e3b\u8981\u786c\u4ef6\u7ec4\u6210\u662fBBU\uff08\u57fa\u5e26\u5904\u7406\u5355\u5143\uff09\u3001RRU\uff08\u5c04\u9891\u62c9\u8fdc\u5355\u5143\uff09\u548c\u5929\u9988\uff08\u5929\u7ebf\u3001\u9988\u7ebf\uff09\u7cfb\u7edf\u3002\u5230\u4e865G\u65f6\u4ee3\uff0c\u786c\u4ef6\u6709\u6240\u6539\u53d8\uff0c\u65e0\u6e90\u5929\u7ebf\u53d8\u6210\u4e86\u6709\u6e90\u5929\u7ebf\uff0c\u4e5f\u5c31\u662fAAU\uff08\u6709\u6e90\u5929\u7ebf\u5355\u5143\uff09\u3002<\/span><\/section>\n

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\u5728\u5b9e\u9645\u751f\u6d3b\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u770b\u5230\u57fa\u7ad9\u3002\u4f8b\u5982\u4e0b\u9762\u8fd9\u6837\uff1a<\/span><\/section>\n

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\u5176\u5b9e\uff0c\u4e25\u683c\u6765\u8bf4\uff0c\u4e0a\u56fe\u662f\u4e00\u4e2a\u7269\u7406\u7ad9\u5740<\/strong>\uff08\u6216\u8005\u8bf4\u7ad9\u70b9\uff0c\u201c\u7ad9\u201d\uff0csite\uff09\u7684\u94c1\u5854\u3002\u94c1\u5854\u4e0a\u6302\u7740\u7684\uff0c\u662f\u57fa\u7ad9\u7684\u5f88\u591a\u9762\u5929\u7ebf\u3002<\/span><\/section>\n

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\u4e00\u4e2a\u57fa\u7ad9\uff084G\uff09\u7684\u5b8c\u6574\u7ec4\u6210<\/span><\/section>\n
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\u901a\u5e38\uff0c\u4e00\u4e2a\u7ad9\u5740\uff0c\u4e0d\u6b62\u6709\u4e00\u4e2a\u57fa\u7ad9\uff0c\u800c\u662f\u6709\u591a\u4e2a\u57fa\u7ad9\u3002<\/span><\/section>\n

\u4f8b\u5982\u79fb\u52a8\u3001\u7535\u4fe1\u3001\u8054\u901a\u7b49\u8fd0\u8425\u5546\uff0c\u4ed6\u4eec\u90fd\u6709\u5404\u81ea\u7684\u57fa\u7ad9\uff0c\u90fd\u5b89\u88c5\u5728\u540c\u4e00\u4e2a\u7ad9\u5740\u4e0a\u3002<\/span><\/section>\n

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\u800c\u4e14\uff0c\u5373\u4fbf\u662f\u4e00\u4e2a\u8fd0\u8425\u5546\uff0c\u4e5f\u5f88\u53ef\u80fd\u67092G\u30013G\u30014G\u30015G\u7b49\u4e0d\u540c\u7f51\u7edc\u5236\u5f0f\u7684\u57fa\u7ad9\uff0c\u90fd\u5728\u8fd9\u4e2a\u7ad9\u5740\u3002<\/span><\/section>\n
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\u2588<\/span><\/strong><\/span> \u5c0f\u533a\u548c\u6247\u533a<\/span><\/strong><\/section>\n

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\u4ee5\u524d\u6211\u4ecb\u7ecd\u5929\u7ebf\u7684\u65f6\u5019\uff0c\u63d0\u5230\u8fc7\uff0c\u5929\u7ebf\u6709\u5168\u5411\u5929\u7ebf\u548c\u5b9a\u5411\u5929\u7ebf\u3002\u5168\u5411\u5929\u7ebf\uff08\u4e00\u822c\u662f\u97ad\u72b6\u3001\u5706\u67f1\u72b6\uff09\uff0c\u662f\u5411\u56db\u9762\u516b\u65b9\u53d1\u5c04\u4fe1\u53f7\u7684\u3002\u5b9a\u5411\u5929\u7ebf\uff08\u4e00\u822c\u662f\u677f\u72b6\uff09\uff0c\u662f\u5411\u6307\u5b9a\u7684\u4e00\u4e2a\u65b9\u5411\u53d1\u5c04\u4fe1\u53f7\u7684\u3002<\/span><\/section>\n

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\u9488\u5bf9\u4e00\u4e9b\u89c6\u91ce\u5f00\u9614\u4e14\u7528\u6237\u5bc6\u5ea6\u4f4e\u7684\u533a\u57df\uff0c\u91c7\u7528\u5168\u5411\u5929\u7ebf\uff0c\u9891\u7387\u8f83\u4f4e\u7684\u4fe1\u53f7\uff08\u6ce2\u957f\u8f83\u957f\uff0c\u7ed5\u5c04\u80fd\u529b\u597d\uff0c\u8986\u76d6\u8ddd\u79bb\u8fdc\uff09\uff0c\u8986\u76d6\u56db\u5468\u4e00\u5927\u7247\u3002\u8fd9\u53eb\u201c\u4e2d\u5fc3\u6fc0\u52b1\u201d<\/strong>\u3002<\/span><\/span><\/section>\n

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\u4e2d\u5fc3\u6fc0\u52b1<\/span><\/section>\n

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\u9488\u5bf9\u8f83\u4e3a\u590d\u6742\u7684\u533a\u57df\uff0c\u4ee5\u53ca\u7528\u6237\u5bc6\u5ea6\u9ad8\u7684\u533a\u57df\uff0c\u91c7\u7528\u5b9a\u5411\u5929\u7ebf\uff0c\u53ef\u4ee5\u63d0\u5347\u4fe1\u53f7\u8986\u76d6\u7684\u6548\u679c\u3002<\/span><\/section>\n

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\u4e13\u5bb6\u4eec\u7ecf\u8fc7\u8ba1\u7b97\u53d1\u73b0\uff0c3\u4e2a\u5929\u7ebf\uff08\u6bcf\u4e2a\u5929\u7ebf\u8986\u76d6120\u00b0\uff09\u7684\u65b9\u5f0f\uff0c\u6027\u4ef7\u6bd4\u6700\u9ad8\uff0c\u6548\u679c\u6700\u597d\u3002\u4e8e\u662f\uff0c\u5c31\u6709\u4e86\u4e00\u4e2a\u57fa\u7ad93\u4e2a\u8986\u76d6\u533a\u57df\u7684\u8bbe\u8ba1\u3002<\/span><\/section>\n

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\u4ece\u4e0b\u9762\u7684\u56fe\u53ef\u4ee5\u770b\u51fa\uff0c\u57fa\u7ad9\u8bbe\u5728\u6bcf\u4e2a\u5c0f\u533a\u516d\u8fb9\u5f62\u7684\u4e09\u4e2a\u9876\u70b9\u4e0a\uff0c\u6bcf\u4e2a\u57fa\u7ad9\u91c7\u7528\u4e09\u4e2a\u5b9a\u5411\u5929\u7ebf\uff0c\u5206\u522b\u8986\u76d6\u4e09\u4e2a\u76f8\u90bb\u5c0f\u533a\u7684\u5404\u4e09\u5206\u4e4b\u4e00\u7684\u533a\u57df\u3002<\/span><\/section>\n

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\u9876\u70b9\u6fc0\u52b1<\/span><\/span><\/section>\n
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\u4e0a\u9762\u8fd9\u79cd\u65b9\u5f0f\uff0c\u88ab\u79f0\u4e3a<\/span>\u201c\u9876\u70b9\u6fc0\u52b1\u201d<\/span>\u65b9\u5f0f\u3002<\/span><\/span><\/section>\n

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\u5927\u5bb6\u53ef\u4ee5\u770b\u51fa\uff0c\u5b9a\u5411\u5929\u7ebf\u7684\u8986\u76d6\u66f4\u4e3a\u7075\u6d3b\uff0c\u53ef\u4ee5\u6709\u6548\u6d88\u9664\u5c0f\u533a\u5185\u969c\u788d\u7269\u9020\u6210\u7684\u5f71\u54cd\u3002<\/span><\/section>\n

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\u54ea\u91cc\u9700\u8981\uff0c\u6307\u54ea\u91cc<\/span><\/section>\n
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\u5f53\u7136\uff0c\u9664\u4e863\u5929\u7ebf\u4e4b\u5916\uff0c\u4e5f\u53ef\u4ee5\u91c7\u7528\u522b\u7684\u8986\u76d6\u65b9\u5f0f\uff0c\u4f8b\u59826\u4e2a\u5929\u7ebf\uff0c\u6bcf\u4e2a\u5929\u7ebf\u8986\u76d660\u00b0\u3002<\/span><\/section>\n
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\u4e0d\u7ba1\u662f60\u00b0\uff0c\u8fd8\u662f30\u00b0\uff0c\u8986\u76d6\u533a\u57df\u770b\u4e0a\u53bb\u5c31\u50cf\u4e00\u628a\u6247\u5b50\u3002\u8fd9\u79cd\u65e0\u7ebf\u8986\u76d6\u533a\uff0c\u5c31\u662f\u6247\u533a\uff08Sector\uff09<\/strong>\u3002\u6247\u533a\u548c\u57fa\u7ad9\u4e00\u6837\uff0c\u662f\u4e00\u4e2a\u7269\u7406\u7684\u6982\u5ff5\uff0c\u662f\u5b9e\u9645\u5b58\u5728\u7684\u3002<\/span>
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\u7f51\u4f18\u5de5\u5177\u754c\u9762\u4e0a\uff0c\u770b\u5230\u7684\u6247\u533a<\/span><\/section>\n
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\u884c\u4e1a\u91cc\u4e00\u822c\u90fd\u6709S\u578b\u548cO\u578b\u57fa\u7ad9\u7684\u53eb\u6cd5\u3002S\u662f\u6307<\/span>Sectorized\uff0c\u5b9a\u5411\uff0c<\/span>\u6247\u533a\u578b<\/span>\u7ad9\u70b9<\/span>\u3002<\/span>O\u662f\u6307<\/span>Omni\uff0ddirectional\uff0c<\/span>\u5168\u5411<\/span>\u3002<\/span><\/span><\/section>\n

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\u90a3\u4e48\uff0c\u5c0f\u533a\u662f\u4ec0\u4e48\u5462\uff1f\u4e00\u4e2a\u57fa\u7ad9\u5c31\u662f\u4e00\u4e2a\u5c0f\u533a\uff1f\u8fd8\u662f\u4e00\u4e2a\u6247\u533a\u5c31\u662f\u4e00\u4e2a\u5c0f\u533a\uff1f
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\u7b54\u6848\u662f\uff1a\u4e0d\u4e00\u5b9a\u3002<\/span><\/section>\n

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\u5728\u4ecb\u7ecd\u5c0f\u533a\u524d\uff0c\u6211\u9700\u8981\u5148\u4ecb\u7ecd\u4e24\u4e2a\u6982\u5ff5\u2014\u2014\u8f7d\u6ce2\u548c\u8f7d\u9891<\/strong>\u3002<\/span><\/section>\n
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\u8f7d\u6ce2<\/span><\/strong>\uff0c\u82f1\u6587\u540dcarrier\uff0c\u4e5f\u662f\u4e00\u4e2a\u7269\u7406\u6982\u5ff5\u3002\u901a\u5e38\u6765\u8bf4\uff0c\u662f\u6307\u8c03\u5236\u540e\u7684\u3001\u627f\u8f7d\u4e86\u97f3\u89c6\u9891\u7b49\u4fe1\u606f\u7684\u65e0\u7ebf\u7535\u78c1\u6ce2\u3002\u6bcf\u4e2a\u8f7d\u6ce2\uff0c\u4f1a\u5360\u7528\u4e00\u5b9a\u8303\u56f4\u7684\u9891\u7387\u3002<\/span><\/span><\/section>\n

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\u8f7d\u9891<\/span><\/strong>\uff0c\u5c31\u662f\u8f7d\u6ce2\u9891\u7387\uff08carrier frequency\uff09\u3002\u8f7d\u9891\u6709\u591a\u79cd\u6307\u4ee3\uff0c\u6709\u65f6\u5019\u6307\u7684\u662f\u9891\u7387\u503c\uff0c\u6709\u65f6\u5019\u6307\u7684\u662f\u76f8\u5173\u786c\u4ef6\u3002\u8f7d\u6ce2\u7684\u4e2d\u5fc3\u9891\u7387\u7684\u90a3\u4e2a\u503c\uff0c\u5c31\u662f\u4e2d\u5fc3\u9891\u70b9\u3002<\/span><\/section>\n
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\u4e00\u4e2a\u6247\u533a\uff0c\u5982\u679c\u53ea\u6709\u4e00\u4e2a\u8f7d\u6ce2\uff0c\u53ef\u80fd\u5bb9\u91cf\u4e0d\u592a\u591f\u3002\u8fd9\u65f6\uff0c\u5c31\u4f1a\u914d\u7f6e\u591a\u4e2a\u8f7d\u6ce2\u3002<\/span><\/section>\n

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\u6247\u533a\u662f\u4e00\u4e2a\u7269\u7406\u6982\u5ff5\uff0c\u800c\u5c0f\u533a\u662f\u4e00\u4e2a\u903b\u8f91\u6982\u5ff5\u3002\u4e0d\u540c\u7684\u7f51\u7edc\u5236\u5f0f\uff0c\u5bf9\u5c0f\u533a\uff08cell\uff09<\/span><\/strong>\u7684\u5b9a\u4e49\u662f\u4e0d\u4e00\u6837\u7684<\/span>\u3002<\/span><\/section>\n

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\u57282G GSM\u4e2d\uff0c\u5c0f\u533a=\u6247\u533a\u3002<\/span><\/section>\n

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2G GSM<\/span>\u662f\u7a84\u5e26\u7cfb\u7edf\uff0c<\/span>\u5355\u8f7d\u6ce2\u5bb9\u91cf\u5c0f<\/span>\u3002\u6240\u4ee5\uff0c\u591a\u4e2a\u8f7d\u6ce2\u201c\u6346\u7ed1\u201d\u5728\u4e00\u8d77\uff0c\u5f62\u6210\u4e00\u4e2a\u201c\u5c0f\u533a\u201d\u3002<\/span><\/span><\/span><\/section>\n

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\u4f8b\u5982S 2\/2\/2\uff0c\u610f\u601d\u662f\uff1a\u8be5\u7ad9\u70b9\u67093\u4e2a\u5c0f\u533a\uff08\u6247\u533a\uff09\uff0c\u6bcf\u4e2a\u5c0f\u533a\u67092\u4e2a\u8f7d\u6ce2\u3002<\/span><\/section>\n

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\u57283G WCDMA\u30014G LTE\u30015G\u4e2d\uff0c\u5c0f\u533a=\u8f7d\u6ce2\u3002<\/span><\/section>\n

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<\/span>3G WCDMA\u662f\u5bbd\u5e26CDMA\uff0c<\/span>4G<\/span> LTE<\/span>\u5355\u8f7d\u6ce2\u5e26\u5bbd\u66f4\u5927\u3002<\/span>\u4e00\u4e2a\u6247\u533a\u7684\u8bdd\uff0c<\/span>\u914d\u7f6e1-2\u4e2a\u8f7d\u6ce2\u5c31\u591f\u4e86<\/span>\u3002<\/span><\/span><\/section>\n
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\u5982\u679c\u662fS 1\/1\/1\u914d\u7f6e\uff0c<\/span>3<\/span>\u4e2a\u6247\u533a\uff0c\u6bcf\u4e2a\u6247\u533a\u53ea\u67091<\/span>\u4e2a\u8f7d\u6ce2<\/span>\uff0c\u90a3\u5c31\u4e00\u5171\u662f3\u4e2a\u5c0f\u533a<\/span><\/span>\u3002\uff08\u5c0f\u533a\u4e4b\u95f4\uff0c\u7528<\/span>\u6270\u7801\u6765\u533a\u5206<\/span>\uff0c\u6bd4\u5982\u8bf4\u6270<\/span>\u7801\u75281<\/span>\u30012\u30013 \uff09\u3002<\/span><\/section>\n

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\u5982\u679c\u662fS 2\/2\/2\u914d\u7f6e\uff0c3\u4e2a\u6247\u533a\uff0c\u6bcf\u4e2a\u6247\u533a\u67092\u4e2a\u8f7d\u6ce2\uff0c\u90a3\u5c31\u4e00\u5171\u662f3\u00d72=6\u4e2a\u5c0f\u533a\u3002\uff08\u5355\u4e2a\u6247\u533a\u80fd\u914d\u7f6e\u7684\u5c0f\u533a\u6570\u91cf\uff0c\u8ddf\u786c\u4ef6\u80fd\u529b\u6709\u5173<\/span>\u3002\uff09<\/span><\/span><\/section>\n

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