{"id":96835,"date":"2024-08-15T09:26:27","date_gmt":"2024-08-15T01:26:27","guid":{"rendered":"\/\/www.viralrail.com\/?p=96835"},"modified":"2024-08-15T09:26:54","modified_gmt":"2024-08-15T01:26:54","slug":"gssmwllx","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/96835.html","title":{"rendered":"GSM\u662f\u4ec0\u4e48\u7f51\u7edc\u7c7b\u578b"},"content":{"rendered":"\n<p>\u3000\u3000<strong>GSM<\/strong>(Global System for Mobile Communications\uff0c\u5168\u7403\u79fb\u52a8\u901a\u4fe1\u7cfb\u7edf)\u662f\u4e00\u79cd\u7b2c\u4e8c\u4ee3\u6570\u5b57\u8702\u7a9d\u79fb\u52a8\u901a\u4fe1\u6280\u672f\u6807\u51c6\uff0c\u7531\u6b27\u6d32\u7535\u4fe1\u6807\u51c6\u5316\u534f\u4f1a(ETSI)\u63d0\u51fa\u5e76\u6210\u4e3a\u5168\u7403\u6027\u7684\u6807\u51c6\u3002\u5b83\u6700\u521d\u662f\u4e3a\u6b27\u6d32\u5f00\u53d1\u7684\u7edf\u4e00\u65e0\u7ebf\u6807\u51c6\uff0c\u73b0\u5df2\u6210\u4e3a\u4e16\u754c\u4e0a\u6700\u5e7f\u6cdb\u4f7f\u7528\u7684\u8702\u7a9d\u6807\u51c6\u4e4b\u4e00\u3002<\/p>\n\n\n\n<p>\u3000\u3000GSM\u7f51\u7edc\u5177\u6709\u4ee5\u4e0b\u7279\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u8702\u7a9d\u7ed3\u6784<\/strong>\uff1aGSM\u91c7\u7528\u8702\u7a9d\u7ed3\u6784\uff0c\u5c06\u670d\u52a1\u533a\u57df\u5212\u5206\u4e3a\u591a\u4e2a\u5c0f\u533a\uff0c\u6bcf\u4e2a\u5c0f\u533a\u7531\u4e00\u4e2a\u57fa\u7ad9\u8986\u76d6\u3002\u79fb\u52a8\u7535\u8bdd\u901a\u8fc7\u641c\u7d22\u9644\u8fd1\u7684\u5c0f\u533a\u6765\u8fde\u63a5\u7f51\u7edc\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u9891\u6bb5\u4f7f\u7528<\/strong>\uff1aGSM\u4e3b\u8981\u5728900 MHz\u548c1800 MHz\u4e24\u4e2a\u9891\u6bb5\u4e0a\u8fd0\u884c\u3002\u5728\u7f8e\u56fd\uff0c\u7531\u4e8e\u517c\u5bb9\u6027\u95ee\u9898\uff0c\u90e8\u5206\u8fd0\u8425\u5546\u4e5f\u4f7f\u75281900 MHz\u9891\u6bb5\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u65f6\u5206\u591a\u5740\uff08TDMA\uff09<\/strong>&nbsp;\uff1aGSM\u91c7\u7528\u65f6\u5206\u591a\u5740(TDMA)\u6280\u672f\uff0c\u6bcf\u6761\u4fe1\u9053\u5206\u4e3a\u591a\u4e2a\u65f6\u9699\uff0c\u6bcf\u4e2a\u7528\u6237\u5360\u7528\u4e00\u4e2a\u65f6\u9699\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002\u8fd9\u79cd\u673a\u5236\u5141\u8bb8\u5728\u540c\u4e00\u9891\u6bb5\u5185\u652f\u6301\u591a\u4e2a\u7528\u6237\u540c\u65f6\u901a\u4fe1\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5b89\u5168\u6027<\/strong>\uff1aGSM\u4f7f\u7528SIM\u5361( subscriber identity module)\uff0c\u8fd9\u662f\u4e00\u79cd\u53ef\u62c6\u5378\u7684\u667a\u80fd\u5361\uff0c\u5305\u542b\u7528\u6237\u7684\u8ba2\u9605\u4fe1\u606f\u548c\u7535\u8bdd\u7c3f\uff0c\u5141\u8bb8\u7528\u6237\u5728\u66f4\u6362\u624b\u673a\u65f6\u4fdd\u7559\u6570\u636e\u3002\u6b64\u5916\uff0cGSM\u8fd8\u652f\u6301\u591a\u79cd\u52a0\u5bc6\u7b97\u6cd5\u4ee5\u589e\u5f3a\u5b89\u5168\u6027\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u670d\u52a1\u7c7b\u578b<\/strong>\uff1aGSM\u4e0d\u4ec5\u652f\u6301\u8bed\u97f3\u901a\u8bdd\uff0c\u8fd8\u652f\u6301\u77ed\u4fe1\u3001\u6570\u636e\u4f20\u8f93\u7b49\u670d\u52a1\u3002\u65e9\u671f\u7684GSM\u7f51\u7edc\u662f\u7535\u8def\u4ea4\u6362\u7f51\u7edc\uff0c\u800c\u540e\u6765\u5f15\u5165\u4e86\u57fa\u4e8e\u5305\u4ea4\u6362\u7684GPRS(General Packet Radio Service)\uff0c\u4f7f\u5f97\u6570\u636e\u4f20\u8f93\u901f\u7387\u5f97\u5230\u663e\u8457\u63d0\u5347\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5168\u7403\u5e94\u7528<\/strong>\uff1aGSM\u5df2\u7ecf\u5728\u5168\u7403\u8d85\u8fc7200\u4e2a\u56fd\u5bb6\u548c\u5730\u533a\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\uff0c\u8d85\u8fc710\u4ebf\u4eba\u6b63\u5728\u4f7f\u7528GSM\u7535\u8bdd\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000GSM\u662f\u4e00\u79cd\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5168\u7403\u7684\u7b2c\u4e8c\u4ee3\u79fb\u52a8\u901a\u4fe1\u6280\u672f\u6807\u51c6\uff0c\u4ee5\u5176\u9ad8\u5bb9\u91cf\u3001\u9ad8\u8d28\u91cf\u4f20\u8f93\u548c\u5b89\u5168\u529f\u80fd\u7b49\u7279\u70b9\uff0c\u5728\u73b0\u4ee3\u79fb\u52a8\u901a\u4fe1\u4e2d\u5360\u636e\u91cd\u8981\u5730\u4f4d\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 GSM\u7f51\u7edc\u7684\u5386\u53f2\u53d1\u5c55\u548c\u5173\u952e\u6280\u672f\u7a81\u7834\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000GSM(\u5168\u7403\u79fb\u52a8\u901a\u4fe1\u7cfb\u7edf)\u7684\u5386\u53f2\u53d1\u5c55\u548c\u5173\u952e\u6280\u672f\u7a81\u7834\u53ef\u4ee5\u8ffd\u6eaf\u523020\u4e16\u7eaa80\u5e74\u4ee3\u4e2d\u671f\uff0c\u5f53\u65f6\u4e16\u754c\u5404\u56fd\u5bf9\u4e8e\u79fb\u52a8\u901a\u4fe1\u6807\u51c6\u5b58\u5728\u5dee\u5f02\uff0c\u4e3a\u4e86\u5b9e\u73b0\u5168\u7403\u79fb\u52a8\u901a\u4fe1\u7684\u4e92\u8054\u4e92\u901a\uff0c\u6b27\u6d32\u7535\u4fe1\u6807\u51c6\u534f\u4f1a\u63d0\u51fa\u4e86GSM\u7cfb\u7edf\u30021991\u5e74\uff0c\u7231\u7acb\u4fe1\u548c\u8bfa\u57fa\u4e9a\u7387\u5148\u5728\u6b27\u6d32\u5927\u9646\u4e0a\u67b6\u8bbe\u4e86\u7b2c\u4e00\u4e2aGSM\u7f51\u7edc\u3002GSM\u7cfb\u5217\u4e3b\u8981\u6709GSM900\u3001DCS1800\u548cPCS1900\u4e09\u90e8\u5206\uff0c\u4e09\u8005\u4e4b\u95f4\u7684\u4e3b\u8981\u533a\u522b\u662f\u5de5\u4f5c\u9891\u6bb5\u7684\u5dee\u5f02\u3002<\/p>\n\n\n\n<p>\u3000\u3000GSM\u4f5c\u4e3a\u6570\u5b57\u901a\u4fe1\u7cfb\u7edf\uff0c\u514b\u670d\u4e86\u6a21\u62df\u7cfb\u7edf\u7684\u5c40\u9650\uff0c\u91c7\u7528\u4e86\u9891\u7387\u590d\u7528\u6280\u672f\uff0c\u663e\u8457\u63d0\u5347\u4e86\u9891\u7387\u5229\u7528\u7387\uff0c\u652f\u6301\u66f4\u5927\u5bb9\u91cf\u7684\u7528\u6237\u63a5\u5165\u3002GSM\u8fd8\u5f15\u5165\u4e86\u7f51\u7edc\u667a\u80fd\u5316\uff0c\u5b9e\u73b0\u4e86\u66f4\u9ad8\u6548\u7684\u901a\u4fe1\u670d\u52a1\u3002\u4ece1980\u5e74\u4ee3\u52302000\u5e74\u4ee3\u7684\u6280\u672f\u8fdb\u6b65\u4e0e\u5e94\u7528\u4e2d\uff0cGSM\u7684\u521d\u671f\u9636\u6bb5\u5305\u62ec\u57fa\u672c\u901a\u8bdd\u3001\u7d27\u6025\u547c\u53eb\u3001300\u52309600 kbps\u7684\u6570\u636e\u670d\u52a1\u3001\u52a0\u5bc6\u548c\u8ba4\u8bc1\u4ee5\u53ca\u8865\u5145\u670d\u52a1\u5982\u547c\u53eb\u8f6c\u79fb\/\u963b\u6b62\u7b49\u3002\u77ed\u6d88\u606f\u670d\u52a1(SMS)\u4e5f\u5728\u8fd9\u4e00\u65e9\u671f\u9636\u6bb5\u88ab\u7eb3\u5165\u89c4\u8303\u5de5\u4f5c\uff0c\u5c3d\u7ba1\u5176\u5546\u4e1a\u6210\u529f\u8981\u5230\u540e\u6765\u624d\u5b9e\u73b0\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u6838\u5fc3\u7f51\u7edc(CN)\u65b9\u9762\uff0cGSM\u7684\u6f14\u8fdb\u5bfc\u81f4\u4e86\u901a\u7528\u5206\u7ec4\u65e0\u7ebf\u7cfb\u7edf(GPRS)\u7f51\u7edc\u67b6\u6784\u7684\u5f15\u5165\uff0c\u7279\u522b\u662f\u4e3a\u4e86\u4e92\u8054\u7f51\u8fde\u63a5\u800c\u8bbe\u8ba1\u7684\u3002\u65e0\u7ebf\u7535\u63a5\u5165\u7f51\u7edc\u5728\u5305\u4ea4\u6362\u548c\u7535\u8def\u4ea4\u6362\u6a21\u5f0f\u4e0b\u90fd\u7ecf\u5386\u4e86\u663e\u8457\u589e\u5f3a\uff0c\u4ee5\u63d0\u4f9b\u66f4\u9ad8\u7684\u6bd4\u7279\u7387\u548c\u66f4\u597d\u7684\u7f51\u7edc\u5bb9\u91cf\u3002\u5bf9\u4e8e\u7528\u6237\u6765\u8bf4\uff0c\u9664\u4e86\u66f4\u597d\u7684\u8bed\u97f3\u8d28\u91cf\u5916\uff0c\u8fd9\u79cd\u6f14\u53d8\u8fd8\u5305\u62ec\u4e86\u63d0\u4f9b\u8bed\u97f3\u548c\u6570\u636e\u670d\u52a1\u7684\u80fd\u529b\u7684\u91cd\u5927\u589e\u5f3a\u3002<\/p>\n\n\n\n<p>\u3000\u3000GSM\u6280\u672f\u4e0d\u65ad\u6539\u8fdb\uff0c\u63a8\u51fa\u4e86\u57fa\u4e8e\u539f\u59cbGSM\u7cfb\u7edf\u76842.5G\u7cfb\u7edf\u3002GPRS(General Packet Radio Service)\u662f2G\u7f51\u7edc\u7684\u6269\u5c55\uff0c\u63d0\u4f9b\u57fa\u4e8e\u6570\u636e\u5305\u7684\u670d\u52a1\u5e76\u63d0\u9ad8\u6570\u636e\u901f\u7387\uff0c\u63d0\u4f9b\u9ad8\u8fbe384 Kbps\u7684\u6570\u636e\u901f\u7387\uff0c\u5e76\u652f\u6301WAP\u3001MMS\u3001SMS\u7b49\u670d\u52a1\u3002EDGE(Enhanced Data Rates for GSM Evolution)\u662fGPRS\u7f51\u7edc\u7684\u6f14\u8fdb\uff0c\u5f15\u5165\u4e868PSK\u7f16\u7801\uff0c\u63d0\u9ad8\u4e86\u6570\u636e\u4f20\u8f93\u901f\u7387\u3002<\/p>\n\n\n\n<p>\u3000\u30003G\u662f\u7b2c\u4e09\u4ee3\u79fb\u52a8\u901a\u4fe1\u6807\u51c6\uff0c\u57fa\u4e8e\u56fd\u9645\u7535\u4fe1\u8054\u76df(ITU)\u7684\u8ba1\u5212\uff0c\u5373\u57282000 MHz\u8303\u56f4\u5185\u5b9e\u65bd\u4e00\u4e2a\u5168\u7403\u9891\u7387\u9891\u8c31\uff0c\u652f\u6301\u7edf\u4e00\u7684\u65e0\u7ebf\u901a\u4fe1\u6807\u51c6\u3002\u968f\u7740\u5bf93G\u7684\u9700\u6c42\u4e0d\u65ad\u589e\u52a0\uff0c\u533a\u5206\u56fa\u5b9a\u7f51\u7edc\u548c\u79fb\u52a8\u7f51\u7edc\u53d8\u5f97\u8d8a\u6765\u8d8a\u91cd\u8981\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 GSM\u4e0e\u5176\u4ed6\u79fb\u52a8\u901a\u4fe1\u6807\u51c6(\u5982WCDMA\u3001LTE)\u76f8\u6bd4\u6709\u54ea\u4e9b\u4f18\u52bf\u548c\u52a3\u52bf?<\/h2>\n\n\n\n<p>\u3000\u3000GSM(\u5168\u7403\u79fb\u52a8\u901a\u4fe1\u7cfb\u7edf)\u4e0e\u5176\u4ed6\u79fb\u52a8\u901a\u4fe1\u6807\u51c6\u5982WCDMA\u548cLTE\u76f8\u6bd4\uff0c\u5177\u6709\u4ee5\u4e0b\u4f18\u52bf\u548c\u52a3\u52bf\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. \u4f18\u52bf\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u9632\u76d7\u62f7\u80fd\u529b\u4f73<\/strong>\uff1aGSM\u5728\u5b89\u5168\u6027\u65b9\u9762\u8868\u73b0\u7a81\u51fa\uff0c\u80fd\u591f\u6709\u6548\u9632\u6b62\u4fe1\u53f7\u7684\u975e\u6cd5\u590d\u5236\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7f51\u7edc\u5bb9\u91cf\u5927<\/strong>\uff1aGSM\u7f51\u7edc\u80fd\u591f\u652f\u6301\u5927\u91cf\u7528\u6237\u540c\u65f6\u4f7f\u7528\uff0c\u8fd9\u4f7f\u5f97\u5b83\u5728\u4eba\u53e3\u5bc6\u96c6\u5730\u533a\u8868\u73b0\u5c24\u4e3a\u51fa\u8272\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u624b\u673a\u53f7\u7801\u8d44\u6e90\u4e30\u5bcc<\/strong>\uff1a\u7531\u4e8e\u5176\u8f83\u65e9\u7684\u51fa\u73b0\uff0cGSM\u62e5\u6709\u66f4\u591a\u7684\u624b\u673a\u53f7\u7801\u8d44\u6e90\uff0c\u8fd9\u5bf9\u4e8e\u7528\u6237\u6765\u8bf4\u662f\u4e00\u4e2a\u76f4\u89c2\u7684\u4f18\u70b9\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u901a\u8bdd\u6e05\u6670\u3001\u7a33\u5b9a\u6027\u5f3a<\/strong>\uff1aGSM\u63d0\u4f9b\u7684\u8bed\u97f3\u901a\u8bdd\u8d28\u91cf\u8f83\u9ad8\uff0c\u4e0d\u6613\u53d7\u5230\u5e72\u6270\uff0c\u901a\u8bdd\u7a33\u5b9a\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4fe1\u606f\u7075\u654f\u3001\u901a\u8bdd\u6b7b\u89d2\u5c11<\/strong>\uff1aGSM\u7f51\u7edc\u8bbe\u8ba1\u6ce8\u91cd\u7528\u6237\u4f53\u9a8c\uff0c\u51cf\u5c11\u4e86\u901a\u8bdd\u4e2d\u7684\u76f2\u533a\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u624b\u673a\u8017\u7535\u91cf\u4f4e<\/strong>\uff1a\u4e0e\u4e00\u4e9b\u5176\u4ed6\u6807\u51c6\u76f8\u6bd4\uff0cGSM\u8bbe\u5907\u901a\u5e38\u6d88\u8017\u66f4\u5c11\u7684\u7535\u529b\uff0c\u5ef6\u957f\u4e86\u7535\u6c60\u5bff\u547d\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002. \u52a3\u52bf\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u901f\u5ea6\u8f83\u6162<\/strong>\uff1a\u76f8\u6bd4\u4e8eWCDMA\u548cLTE\uff0cGSM\u7684\u901f\u5ea6\u8f83\u4f4e\u3002\u4f8b\u5982\uff0cHSDPA\u7684\u6700\u9ad8\u901f\u7387\u53ef\u4ee5\u8fbe\u52307.2Mbps\uff0c\u800cGSM\u5219\u660e\u663e\u900a\u8272\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6280\u672f\u843d\u540e<\/strong>\uff1aGSM\u662f\u7b2c\u4e8c\u4ee3\u79fb\u52a8\u901a\u4fe1\u6807\u51c6\uff0c\u800cWCDMA\u548cLTE\u5206\u522b\u662f\u7b2c\u4e09\u4ee3\u548c\u7b2c\u56db\u4ee3\u6807\u51c6\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u4eec\u5728\u6280\u672f\u4e0a\u66f4\u4e3a\u5148\u8fdb\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u529f\u7387\u8f93\u51fa\u9650\u5236<\/strong>\uff1a\u5728\u9ad8\u9891\u6bb5\u4e0a\uff0cGSM\u7684\u6700\u5927\u529f\u7387\u8f93\u51fa\u4e3a30dBm\uff0c\u800cWCDMA\u4ec5\u4e3a24dBm\u3002\u8fd9\u8868\u660e\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0cGSM\u53ef\u80fd\u65e0\u6cd5\u50cfWCDMA\u90a3\u6837\u7ef4\u6301\u7ebf\u6027\u5ea6\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6570\u636e\u4f20\u8f93\u80fd\u529b\u6709\u9650<\/strong>\uff1a\u867d\u7136GSM\u652f\u6301\u6570\u636e\u901a\u8bdd\uff0c\u4f46\u5176\u4e3b\u8981\u4f18\u52bf\u5728\u4e8e\u8bed\u97f3\u901a\u8bdd\uff0c\u6570\u636e\u4f20\u8f93\u80fd\u529b\u4e0d\u5982\u4e13\u95e8\u8bbe\u8ba1\u7528\u4e8e\u9ad8\u901f\u6570\u636e\u901a\u4fe1\u7684LTE\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000GSM\u5728\u5b89\u5168\u6027\u3001\u7f51\u7edc\u5bb9\u91cf\u3001\u901a\u8bdd\u8d28\u91cf\u548c\u7a33\u5b9a\u6027\u7b49\u65b9\u9762\u6709\u660e\u663e\u4f18\u52bf\uff0c\u4f46\u5728\u901f\u5ea6\u548c\u6280\u672f\u5148\u8fdb\u6027\u65b9\u9762\u5219\u4e0d\u5982WCDMA\u548cLTE\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 GSM\u7f51\u7edc\u7684\u5b89\u5168\u673a\u5236\u5177\u4f53\u5305\u62ec\u54ea\u4e9b\u52a0\u5bc6\u7b97\u6cd5?<\/h2>\n\n\n\n<p>\u3000\u3000GSM\u7f51\u7edc\u7684\u5b89\u5168\u673a\u5236\u4e3b\u8981\u6d89\u53ca\u4e09\u79cd\u52a0\u5bc6\u7b97\u6cd5\uff1aA3\u3001A5\u548cA8.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>A3\u7b97\u6cd5<\/strong>\uff1a\u7528\u4e8e\u9274\u6743\u8fc7\u7a0b\uff0c\u786e\u4fdd\u79fb\u52a8\u53f0\u4e0e\u57fa\u7ad9\u4e4b\u95f4\u7684\u901a\u4fe1\u8eab\u4efd\u9a8c\u8bc1\u3002\u8be5\u7b97\u6cd5\u4f7f\u7528128\u4f4d\u5bc6\u94a5\u5bf9\u6570\u636e\u8fdb\u884c\u52a0\u5bc6\uff0c\u4ee5\u4fdd\u62a4\u901a\u4fe1\u7684\u9690\u79c1\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>A5\u7b97\u6cd5<\/strong>\uff1a\u662f\u7528\u4e8e\u52a0\u5bc6\u7684\u6d41\u5bc6\u7801\uff0c\u901a\u8fc7\u4eceA8\u4e2d\u83b7\u5f97\u7684\u52a0\u5bc6\u5bc6\u94a5(Kc)\u6765\u52a0\u5bc6\u548c\u89e3\u5bc6GSM\u7cfb\u7edf\u4e2d\u79fb\u52a8\u7535\u8bdd\u548c\u57fa\u7ad9\u4e4b\u95f4\u7684\u4fe1\u4ee4\u548c\u6570\u636e\u3002\u76ee\u524d\u6709\u4e09\u79cdA5\u7b97\u6cd5\u5728\u4f7f\u7528\u4e2d\uff0c\u5206\u522b\u662fA5\/1\u3001A5\/2\u548cA5\/3.\u5176\u4e2dA5\/1\u662f\u6700\u5e7f\u6cdb\u4f7f\u7528\u7684\u7248\u672c\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>A8\u7b97\u6cd5<\/strong>\uff1a\u7528\u4e8e\u751f\u6210\u52a0\u5bc6\u5bc6\u94a5(KC)\uff0c\u5e76\u5b58\u50a8\u5728SIM\u5361\u4e0a\u3002\u5b83\u8d1f\u8d23\u521b\u5efa\u7528\u4e8e\u4e0eA5\u7b97\u6cd5\u4e00\u8d77\u4f7f\u7528\u7684\u5bc6\u94a5\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u6b64\u5916\uff0c\u8fd8\u6709\u5176\u4ed6\u4e00\u4e9b\u52a0\u5bc6\u7b97\u6cd5\u5982KASUMI\u3001ARIA\u548cCMEA\u7b49\u88ab\u63d0\u53ca\uff0c\u4f46\u5b83\u4eec\u7684\u5177\u4f53\u5e94\u7528\u548c\u7ec6\u8282\u6ca1\u6709\u5728\u6211\u641c\u7d22\u5230\u7684\u8d44\u6599\u4e2d\u8be6\u7ec6\u8bf4\u660e\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 \u5728\u5168\u7403\u8303\u56f4\u5185\uff0cGSM\u7f51\u7edc\u7684\u90e8\u7f72\u60c5\u51b5\u548c\u8986\u76d6\u8303\u56f4\u5982\u4f55?<\/h2>\n\n\n\n<p>\u3000\u3000\u5168\u7403\u8303\u56f4\u5185\uff0cGSM\u7f51\u7edc\u7684\u90e8\u7f72\u60c5\u51b5\u548c\u8986\u76d6\u8303\u56f4\u975e\u5e38\u5e7f\u6cdb\u3002\u6839\u636e\uff0c\u622a\u81f32006\u5e743\u670831\u65e5\uff0c\u5168\u7403\u6709\u8d85\u8fc7200\u4e2a\u56fd\u5bb6\/\u5730\u533a\u90e8\u7f72\u4e86670\u4e2a\u5546\u4e1aGSM\u7f51\u7edc\uff0c\u62e5\u6709\u8fd118\u4ebfGSM\u7528\u6237\uff0c\u5176\u4e2d\u4e9a\u6d32\u4ee56.5\u4ebf\u7528\u6237\u9886\u5148\u3002\u8fd9\u8868\u660eGSM\u6280\u672f\u5728\u5168\u7403\u8303\u56f4\u5185\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\u548c\u666e\u53ca\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u8fdb\u4e00\u6b65\u5730\uff0c\u6307\u51fa\uff0c\u5728\u5df4\u57fa\u65af\u5766\uff0c\u4e09\u4e2a\u4e3b\u8981\u8fd0\u8425\u5546Mobilink\u3001Ufone\u548cPaktel\u5df2\u7ecf\u5b9e\u65bd\u4e86GSM\u6280\u672f\uff0c\u800cPaktel\u6b63\u5728\u5c06\u5176\u5ba2\u6237\u4eceAMPS\u670d\u52a1\u8fc1\u79fb\u5230GSM\u3002\u8fd9\u8bf4\u660eGSM\u6280\u672f\u4e0d\u4ec5\u5728\u6b27\u6d32\u5f97\u5230\u5e94\u7528\uff0c\u4e5f\u5728\u4e9a\u6d32\u56fd\u5bb6\u6216\u5730\u533a\u5982\u5df4\u57fa\u65af\u5766\u5f97\u5230\u63a8\u5e7f\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u63d0\u5230\uff0cGSM\u662f\u6b27\u6d32\u7535\u4fe1\u6807\u51c6\u5316\u534f\u4f1a(ETSI)\u5236\u5b9a\u7684\u4e00\u4e2a\u6b27\u6d32\u6807\u51c6\uff0c\u5982\u4eca\u5168\u7403\u6709\u8d85\u8fc7130\u4e2a\u56fd\u5bb6\u548c\u5730\u533a\u4f7f\u7528GSM\u7f51\u7edc\uff0c\u5168\u7403\u67091\u4ebf\u591a\u540d\u7528\u6237\u8fde\u63a5\u5230\u8be5\u7f51\u7edc\u4e2d\u3002\u8fd9\u518d\u6b21\u5f3a\u8c03\u4e86GSM\u6280\u672f\u7684\u5168\u7403\u5f71\u54cd\u529b\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u663e\u793a\uff0c\u5168\u7403\u6709\u8d85\u8fc7200\u4e2a\u56fd\u5bb6\u7684\u8bb8\u591a\u63d0\u4f9b\u5546\u4f7f\u7528GSM\uff0c\u8d85\u8fc71.2\u4ebf\u7528\u6237\u901a\u8fc7630\u4e2a\u7f51\u7edc\u8fde\u63a5\u5230GSM\u3002\u8fd9\u8fdb\u4e00\u6b65\u8bc1\u5b9e\u4e86GSM\u7f51\u7edc\u7684\u5168\u7403\u8986\u76d6\u8303\u56f4\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u56de\u987e\u4e86GSM\u7684\u53d1\u5c55\u5386\u7a0b\uff0c\u4ece1982\u5e74\u7684\u7814\u7a76\u5c0f\u7ec4\u52301991\u5e74\u4e2d\u671f\u5f00\u59cb\u7684\u5546\u4e1a\u670d\u52a1\uff0c\u4ee5\u53ca\u52301995\u5e74\u5e95\u5168\u7403\u7528\u6237\u6570\u8d85\u8fc7500\u4e07\u3002\u8fd9\u8868\u660eGSM\u6280\u672f\u81ea\u8bde\u751f\u4ee5\u6765\u8fc5\u901f\u5728\u5168\u7403\u8303\u56f4\u5185\u6269\u5c55\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u63d0\u4f9b\u4e86\u5173\u4e8eGSM\u7f51\u7edc\u8986\u76d6\u80fd\u529b\u7684\u5177\u4f53\u6570\u636e\uff0c\u4f8b\u5982\u4e2d\u56fd\u79fb\u52a8\u76842G GSM\u7f51\u7edc\u5728\u76f8\u540c\u57fa\u7ad9\u914d\u7f6e\u4e0b\uff0c\u6700\u8fdc\u8986\u76d6\u8ddd\u79bb\u4e3a5.23KM\uff0c\u8fd9\u8868\u660eGSM\u7f51\u7edc\u5177\u6709\u826f\u597d\u7684\u8986\u76d6\u6027\u80fd\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e94\u3001 GSM\u7f51\u7edc\u9762\u4e34\u7684\u4e3b\u8981\u6311\u6218\u548c\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000GSM\u7f51\u7edc\u5728\u79fb\u52a8\u901a\u4fe1\u9886\u57df\u5177\u6709\u91cd\u8981\u5730\u4f4d\uff0c\u4f46\u540c\u65f6\u4e5f\u9762\u4e34\u4e00\u4e9b\u4e3b\u8981\u6311\u6218\u548c\u672a\u6765\u53d1\u5c55\u8d8b\u52bf\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. 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