\u516c\u7f51\u4fe1\u53f7\u8986\u76d6\u65e0\u5904\u4e0d\u5728\uff0c\u667a\u80fd\u624b\u673a\u7684\u5e94\u7528\u6781\u5927\u5730\u65b9\u4fbf\u4e86\u4eba\u4eec\u7684\u5de5\u4f5c\u548c\u751f\u6d3b\u3002\u5bf9\u4e8e\u5546\u4e1a\u7528\u6237\u800c\u8a00\uff0c\u5982\u679c\u53cc\u5411\u5bf9\u8bb2\u673a\u80fd\u591f\u517c\u5177\u624b\u673a\u7684\u4f18\u52bf\uff0c\u5b9e\u73b0\u65e0\u5904\u4e0d\u5728\u7684\u7545\u901a\u7f51\u7edc\uff0c\u5e94\u7528\u591a\u6837\uff0c\u5c06\u63d0\u4f9b\u4e00\u79cd\u6781\u5176\u4fbf\u6377\u3001\u4f4e\u6210\u672c\u7684\u901a\u4fe1\u65b9\u5f0f\u3002<\/p>\n
Push-to-Talk over Cellular (PoC)\u662f\u4e00\u79cd\u57fa\u4e8e\u8fd0\u8425\u5546\u79fb\u52a8\u901a\u4fe1\u7f51\u7edc\u8fdb\u884c\u6307\u6325\u8c03\u5ea6\u7684\u79fb\u52a8\u901a\u4fe1\u7cfb\u7edf\u3002\u7531\u4e8e\u4f7f\u7528\u65b9\u4fbf\uff0c\u6ca1\u6709\u8ddd\u79bb\u9650\u5236\uff0c\u6df1\u53d7\u5404\u884c\u5404\u4e1a\u7528\u6237\u7684\u559c\u7231\u3002\u5176\u4e3b\u8981\u529f\u80fd\u662f\u4e3a\u4f01\u4e8b\u4e1a\u5355\u4f4d\u548c\u56e2\u4f53\u63d0\u4f9b\u5de5\u4f5c\u7ba1\u7406\u548c\u6307\u6325\u8c03\u5ea6\u670d\u52a1\uff0c\u4e3b\u8981\u9762\u5411\u56e2\u4f53\u7528\u6237\uff0c\u5982\u516c\u5b89\u3001\u6d88\u9632\u3001\u533b\u9662\u3001\u57ce\u7ba1\u3001\u653f\u5e9c\u673a\u5173\u3001\u4ea4\u901a\u3001\u673a\u573a\u822a\u7a7a\u3001\u5927\u578b\u96c6\u4f1a\u3001\u8986\u76d6\u9762\u5e7f\uff0c\u6210\u672c\u4f4e\uff0c\u53ef\u5feb\u901f\u6279\u91cf\u90e8\u7f72\uff0c\u6ee1\u8db3\u8fd9\u4e9b\u7fa4\u4f53\u7684\u9700\u6c42\uff0c\u63d0\u9ad8\u5e94\u6025\u54cd\u5e94\u7387\u548c\u5de5\u4f5c\u6548\u7387\u3002<\/p>\n
\u5728 2005 \u5e74 6 \u6708\u5f00\u653e\u79fb\u52a8\u8054\u76df (OMA) \u5236\u5b9a\u7684\u7b2c\u4e00\u5957\u89c4\u8303\u53d1\u5e03\u4e4b\u540e\uff0cPoC \u89e3\u51b3\u65b9\u6848\u5728 10 \u591a\u5e74\u524d\u9996\u6b21\u51fa\u73b0\u5728\u5e02\u573a\u4e0a\u3002PoC \u5728\u5317\u7f8e\u4f7f\u7528 2G \u548c\u540e\u6765\u7684 3G \u670d\u52a1\u5f97\u5230\u4e86\u4e00\u4e9b\u5e94\u7528\uff0c\u4f46\u5728\u6b27\u6d32\u6ca1\u6709\u4ec0\u4e48\u8fdb\u5c55\u3002\u7531\u4e8e\u5546\u7528 4G LTE \u7f51\u7edc\u7684\u63a8\u51fa\uff0c\u8fd9\u4e00\u5207\u5728\u8fc7\u53bb\u4e24\u5230\u4e09\u5e74\u91cc\u90fd\u53d1\u751f\u4e86\u53d8\u5316\u30024G \u4e3a\u7ade\u4e89\u5bf9\u624b\u7684 PMR \u7cfb\u7edf\u63d0\u4f9b\u4e86\u6570\u636e\u901f\u5ea6\u548c\u4f4e\u5ef6\u8fdf\uff0c\u8fd9\u6709\u52a9\u4e8e\u5c06 PoC \u8f6c\u53d8\u4e3a\u5bf9\u8bb8\u591a\uff08\u5c3d\u7ba1\u5e76\u975e\u5168\u90e8\uff09\u7ec4\u7ec7\u975e\u5e38\u6709\u5438\u5f15\u529b\u7684\u4e3b\u5f20\uff0c\u7279\u522b\u662f\u90a3\u4e9b\u901a\u4fe1\u4e0d\u4e00\u5b9a\u5bf9\u4e1a\u52a1\u6216\u4efb\u52a1\u81f3\u5173\u91cd\u8981\u7684\u7ec4\u7ec7\u3002<\/p>\n
PoC \u5e73\u53f0\u4f9b\u5e94\u5546\u51fa\u73b0\u5728\u5317\u7f8e\u548c\u6b27\u6d32\uff0c\u63d0\u4f9b\u6bd4\u666e\u901a\u624b\u673a\u6d88\u8d39\u8005\u8ba2\u6237\u66f4\u597d\u7684\u670d\u52a1\u8d28\u91cf (QoS)\u3001\u53ef\u9760\u6027\u3001\u53ef\u7528\u6027\u3001\u5b89\u5168\u6027\u548c\u5bf9\u7b2c\u4e09\u65b9\u5e94\u7528\u7a0b\u5e8f\u7684\u652f\u6301\u3002\u8fd9\u4e9b PoC \u5e73\u53f0\u63d0\u4f9b\u7684\u662f\u4f20\u7edf\u7684 PMR \u7c7b\u578b\u670d\u52a1\uff0c\u4f46\u901a\u8fc7\u5546\u7528 4G LTE \u8702\u7a9d\u7f51\u7edc\u3002<\/p>\n
PoC \u7684\u6700\u5927\u597d\u5904\u662f\u5b83\u63d0\u4f9b\u4e86\u5feb\u901f\u7684 PTT \u670d\u52a1\u548c PMR \u7cfb\u7edf\u4e0a\u7684\u4e00\u5bf9\u591a\u7ec4\u547c\u670d\u52a1\uff0c\u4f46\u5728\u666e\u901a\u624b\u673a\u7f51\u7edc\u4e0a\u5374\u6ca1\u6709\u3002\u4e0e\u901a\u9053\u5bb9\u91cf\u6709\u9650\u7684 PMR \u7f51\u7edc\u4e0d\u540c\uff0cPoC \u5e73\u53f0\u5141\u8bb8\u521b\u5efa\u4efb\u610f\u6570\u91cf\u7684\u865a\u62df\u901a\u9053\u548c\u4efb\u610f\u6570\u91cf\u7684\u547c\u53eb\u7ec4\uff0c\u5305\u62ec\u521b\u5efa\u52a8\u6001\u547c\u53eb\u7ec4\u7684\u80fd\u529b\u3002\u53ef\u4ee5\u542f\u7528\u8c03\u5ea6\u670d\u52a1\uff0c\u5305\u62ec\u5b9e\u65f6 GPS \u5b9a\u4f4d\u3001\u8ddf\u8e2a\u548c\u76d1\u63a7\u670d\u52a1\uff0c\u4ee5\u53ca\u5176\u4ed6 PMR \u7c7b\u578b\u7684\u670d\u52a1\uff0c\u4f8b\u5982\u5ef6\u8fdf\u8fdb\u5165\u7fa4\u7ec4\u547c\u53eb\u548c\u8fdc\u7a0b\u7729\u6655\u6216\u6740\u6b7b\u8bbe\u5907\u3002<\/p>\n
\u8fd8\u53ef\u4ee5\u63d0\u4f9b\u5176\u4ed6\u5178\u578b\u7684 PMR \u5e94\u7528\u7a0b\u5e8f\uff0c\u4f8b\u5982 Lone Worker \u76d1\u63a7\u548c\u8b66\u62a5\uff0c\u4ee5\u53ca\u5b8c\u6574\u7684\u901a\u8bdd\u8bb0\u5f55\u3001\u8bb0\u5f55\u548c\u56de\u653e\u3002\u5b83\u8fd8\u4f7f POC \u8bbe\u5907\u80fd\u591f\u627f\u62c5\u4e00\u4e9b\u4f20\u7edf\u7684 PDA \u89d2\u8272\uff0c\u4f8b\u5982\u5de5\u4f5c\u6d41\u7a0b\u7ba1\u7406\u3001\u5de5\u4f5c\u7968\u8bc1\u3001\u626b\u63cf\u9879\u76ee\u548c\u4ea4\u4ed8\u8bc1\u660e\u670d\u52a1\u3002\u4e00\u4e9b PoC \u5e73\u53f0\u8fd8\u4f7f\u60a8\u80fd\u591f\u4f7f\u7528\u7f51\u5173\u5c06 PoC \u670d\u52a1\u4e0e\u73b0\u6709 PMR \u7cfb\u7edf\u96c6\u6210\uff0c\u4ee5\u63d0\u4f9b\u7edf\u4e00\u7684 PMR\/\u8702\u7a9d\u7f51\u7edc\u3002\u8fd9\u5141\u8bb8\u60a8\u6269\u5c55 PMR \u7f51\u7edc\u7684\u8303\u56f4\uff0c\u5e76\u4f7f\u90a3\u4e9b\u8d85\u51fa PMR \u7f51\u7edc\u8303\u56f4\u6216\u6ca1\u6709 PMR \u7ec8\u7aef\u7684\u7528\u6237\u80fd\u591f\u4e0e\u4f7f\u7528 PTT \u8702\u7a9d\u8bbe\u5907\u7684\u7528\u6237\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n
\u4f46\u662f\uff0cPoC \u5e76\u4e0d\u80fd\u5b8c\u5168\u66ff\u4ee3\u4f20\u7edf\u7684\u4e13\u7f51\u7cfb\u7edf\u3002\u5728\u6781\u7aef\u60c5\u51b5\u4e0b\uff0c\u516c\u7f51\u901a\u4fe1\u8bbe\u65bd\u5f80\u5f80\u53d7\u5230\u4e25\u91cd\u7834\u574f\u3002\u56e0\u6b64\uff0c\u76f8\u5173\u6307\u6325\u90e8\u95e8\u7684\u4e13\u7f51\u96c6\u7fa4\u7cfb\u7edf\u5728\u5e94\u6025\u6551\u63f4\u6216\u5e94\u6025\u4efb\u52a1\u4e2d\u4ecd\u7136\u53d1\u6325\u7740\u4e0d\u53ef\u66ff\u4ee3\u7684\u4f5c\u7528\u3002<\/p>\n
\u5317\u4eac\u5fb7\u897f\u7279\u79d1\u6280<\/a>\u516c\u53f8\u662f\u4e13\u4e1a\u7684\u96c6\u7fa4\u7f51\u5173<\/a>\uff0c\u6307\u6325\u8c03\u5ea6\u7cfb\u7edf<\/a>\u5236\u9020\u5546\uff0c\u6211\u4eec\u4e3a\u5e7f\u5927\u5ba2\u6237\u63d0\u4f9b\u4e13\u4e1a\u7684\u878d\u5408\u901a\u8baf<\/a>\u89e3\u51b3\u65b9\u6848\uff0c\u4ea7\u54c1\u5728\u4e1a\u5185\u8d62\u5f97\u4e86\u4f17\u591a\u96c6\u6210\u5546\uff0c\u7ec8\u7aef\u5ba2\u6237\u7684\u8ba4\u53ef\u4e0e\u652f\u6301\uff0c\u5982\u679c\u60a8\u6709\u76f8\u5173\u7684\u9879\u76ee\u9700\u6c42\u6216\u4ea7\u54c1\u5408\u4f5c\u610f\u5411\uff0c\u6b22\u8fce\u60a8\u6765\u7535\u54a8\u8be2\u3002<\/p>\n","protected":false},"excerpt":{"rendered":" \u516c\u7f51\u4fe1\u53f7\u8986\u76d6\u65e0\u5904\u4e0d\u5728\uff0c\u667a\u80fd\u624b\u673a\u7684\u5e94\u7528\u6781\u5927\u5730\u65b9\u4fbf\u4e86\u4eba\u4eec\u7684\u5de5\u4f5c\u548c\u751f\u6d3b\u3002\u5bf9\u4e8e\u5546\u4e1a\u7528\u6237\u800c\u8a00\uff0c\u5982\u679c\u53cc\u5411\u5bf9\u8bb2\u673a\u80fd<\/p>\n","protected":false},"author":1,"featured_media":1806,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/www.decitone.com\/blog\/wp-json\/wp\/v2\/posts\/1805"}],"collection":[{"href":"https:\/\/www.decitone.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.decitone.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.decitone.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.decitone.com\/blog\/wp-json\/wp\/v2\/comments?post=1805"}],"version-history":[{"count":3,"href":"https:\/\/www.decitone.com\/blog\/wp-json\/wp\/v2\/posts\/1805\/revisions"}],"predecessor-version":[{"id":1809,"href":"https:\/\/www.decitone.com\/blog\/wp-json\/wp\/v2\/posts\/1805\/revisions\/1809"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.decitone.com\/blog\/wp-json\/wp\/v2\/media\/1806"}],"wp:attachment":[{"href":"https:\/\/www.decitone.com\/blog\/wp-json\/wp\/v2\/media?parent=1805"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.decitone.com\/blog\/wp-json\/wp\/v2\/categories?post=1805"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.decitone.com\/blog\/wp-json\/wp\/v2\/tags?post=1805"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}