\u591a\u9891\u6bb5\u8bbe\u8ba1<\/strong>\uff1a<\/p>\n\n\n\n\u3000\u3000Zigbee\u652f\u63012.4 GHz\u3001915 MHz\u548c868 MHz\u4e09\u4e2a\u9891\u6bb5\uff0c\u6bcf\u4e2a\u9891\u6bb5\u90fd\u6709\u4e0d\u540c\u7684\u4fe1\u9053\u914d\u7f6e\u3002\u4f8b\u5982\uff0c2.4 GHz\u9891\u6bb5\u670916\u4e2a\u4fe1\u9053\uff0c915 MHz\u9891\u6bb5\u670910\u4e2a\u4fe1\u9053\uff0c868 MHz\u9891\u6bb5\u67091\u4e2a\u4fe1\u9053\u3002<\/p>\n\n\n\n
\u3000\u3000\u57282.4 GHz\u9891\u6bb5\uff0cZigbee\u4f7f\u7528Direct Sequence Spread Spectrum (DSSS)\u6269\u9891\u6280\u672f\uff0c\u6bcf\u4e2a\u4fe1\u9053\u7684\u5e26\u5bbd\u4e3a5 MHz\uff0c\u4e2d\u5fc3\u9891\u7387\u95f4\u9694\u4e3a5 MHz\uff0c\u4ee5\u63d0\u9ad8\u6297\u5e72\u6270\u80fd\u529b\u3002<\/p>\n\n\n\n
\u3000\u3000\u4fe1\u9053\u9009\u62e9\u7b97\u6cd5<\/strong>\uff1a<\/p>\n\n\n\n\u3000\u3000\u5728\u7f51\u7edc\u521d\u59cb\u5316\u6216\u5e72\u6270\u6e90\u51fa\u73b0\u65f6\uff0c\u534f\u8c03\u5668\u4f1a\u626b\u63cf\u6240\u6709\u4fe1\u9053\uff0c\u9009\u62e9\u6700\u4f73\u3001\u76f8\u5bf9\u5b89\u9759\u7684\u4fe1\u9053\u3002<\/p>\n\n\n\n
\u3000\u3000\u4fe1\u9053\u9009\u62e9\u7b97\u6cd5\u8003\u8651\u4fe1\u9053\u5229\u7528\u7387\u3001\u5e72\u6270\u60c5\u51b5\u548c\u7f51\u7edc\u8d1f\u8f7d\uff0c\u4ee5\u786e\u4fdd\u7f51\u7edc\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n
\u3000\u3000\u52a8\u6001\u4fe1\u9053\u8c03\u6574<\/strong>\uff1a<\/p>\n\n\n\n\u3000\u3000Zigbee\u8bbe\u5907\u5728\u542f\u52a8\u6216\u52a0\u5165\u7f51\u7edc\u65f6\uff0c\u4f1a\u626b\u63cf\u4fe1\u9053\u5e76\u9009\u62e9\u4e00\u4e2a\u5408\u9002\u7684\u4fe1\u9053\u3002\u5982\u679c\u5f53\u524d\u4fe1\u9053\u53d7\u5230\u5e72\u6270\uff0c\u8bbe\u5907\u53ef\u4ee5\u5207\u6362\u5230\u5176\u4ed6\u4fe1\u9053\u3002<\/p>\n\n\n\n
\u3000\u3000\u5728\u4e25\u91cd\u5e72\u6270\u60c5\u51b5\u4e0b\uff0cZigbee\u8bbe\u5907\u4f1a\u901a\u8fc7\u4f4e\u5360\u7a7a\u6bd4\u548c\u514d\u51b2\u7a81\u7b97\u6cd5\u51cf\u5c11\u6570\u636e\u4e22\u5931\u3002<\/p>\n\n\n\n
\u3000\u30002. \u51b2\u7a81\u907f\u514d\u673a\u5236<\/strong><\/h3>\n\n\n\n\u3000\u3000CSMA-CA\uff08\u8f7d\u6ce2\u4fa6\u542c\u591a\u8def\u8bbf\u95ee\/\u51b2\u7a81\u907f\u514d\uff09<\/strong>\uff1a<\/p>\n\n\n\n\u3000\u3000Zigbee\u91c7\u7528CSMA-CA\u673a\u5236\u6765\u907f\u514d\u6570\u636e\u4f20\u8f93\u4e2d\u7684\u51b2\u7a81\u3002\u6bcf\u4e2a\u8bbe\u5907\u5728\u53d1\u9001\u6570\u636e\u524d\u4f1a\u76d1\u542c\u4fe1\u9053\uff0c\u5982\u679c\u4fe1\u9053\u7a7a\u95f2\u5219\u53d1\u9001\u6570\u636e;\u5982\u679c\u4fe1\u9053\u5fd9\uff0c\u5219\u7b49\u5f85\u968f\u673a\u65f6\u95f4\u540e\u91cd\u8bd5\u3002<\/p>\n\n\n\n
\u3000\u3000CSMA-CA\u673a\u5236\u5305\u62ec\u7a7a\u95f2\u4fe1\u9053\u8bc4\u4f30(CCA)\u548c\u9000\u907f\u7b97\u6cd5\u3002\u5982\u679c\u4fe1\u9053\u88ab\u5360\u7528\uff0c\u8bbe\u5907\u4f1a\u7b49\u5f85\u968f\u673a\u65f6\u95f4\u540e\u518d\u6b21\u5c1d\u8bd5\u53d1\u9001\u3002<\/p>\n\n\n\n
\u3000\u3000TDMA\uff08\u65f6\u5206\u591a\u5740\uff09<\/strong>\uff1a<\/p>\n\n\n\n\u3000\u3000TDMA\u673a\u5236\u901a\u8fc7\u5206\u914d\u4e0d\u540c\u7684\u65f6\u9699\u7ed9\u4e0d\u540c\u7684\u8282\u70b9\uff0c\u51cf\u5c11\u51b2\u7a81\u7684\u53d1\u751f\u3002\u534f\u8c03\u5668\u6839\u636e\u961f\u5217\u5360\u7528\u4fe1\u606f\u5206\u914d\u65f6\u9699\uff0c\u4f18\u5148\u5206\u914d\u7ed9\u5360\u7528\u503c\u8f83\u9ad8\u7684\u961f\u5217\u3002<\/p>\n\n\n\n
\u3000\u3000TDMA\u673a\u5236\u53ef\u4ee5\u663e\u8457\u964d\u4f4e\u51b2\u7a81\u7387\uff0c\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u6548\u7387\u3002<\/p>\n\n\n\n
\u3000\u3000\u6df7\u5408\u8c03\u5ea6\u673a\u5236<\/strong>\uff1a<\/p>\n\n\n\n\u3000\u3000\u7ed3\u5408CSMA-CA\u548cTDMA\u7684\u4f18\u70b9\uff0c\u901a\u8fc7\u6df7\u5408\u8c03\u5ea6\u673a\u5236\u4f18\u5316\u7f51\u7edc\u6027\u80fd\u3002\u4f8b\u5982\uff0cCBTS(Cluster-Based TDMA)\u673a\u5236\u5728\u5ef6\u8fdf\u3001\u4ea4\u4ed8\u6bd4\u7387\u548c\u6570\u636e\u5305\u5904\u7406\u6548\u7387\u65b9\u9762\u8868\u73b0\u51fa\u8272\u3002<\/p>\n\n\n\n
\u3000\u3000\u5730\u5740\u51b2\u7a81\u5904\u7406<\/strong>\uff1a<\/p>\n\n\n\n\u3000\u3000\u5f53\u8bbe\u5907\u68c0\u6d4b\u5230\u5730\u5740\u51b2\u7a81\u65f6\uff0c\u4f1a\u5e7f\u64ad\u7f51\u7edc\u72b6\u6001\u547d\u4ee4\uff0c\u6307\u793a\u5730\u5740\u51b2\u7a81\u5e76\u63d0\u4f9b\u51b2\u7a81\u5730\u5740\u3002\u8bbe\u5907\u53ef\u4ee5\u901a\u8fc7\u5ef6\u8fdf\u5e7f\u64ad\u6216\u53d6\u6d88\u5e7f\u64ad\u6765\u907f\u514d\u51b2\u7a81\u3002<\/p>\n\n\n\n
\u3000\u3000\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u8bbe\u5907\u53ef\u4ee5\u91cd\u65b0\u52a0\u5165\u7f51\u7edc\u6216\u968f\u673a\u9009\u62e9\u65b0\u5730\u5740\u3002<\/p>\n\n\n\n
\u3000\u30003. \u5b9e\u9645\u5e94\u7528\u4e0e\u4f18\u5316<\/strong><\/h3>\n\n\n\n\u3000\u3000\u7269\u7406\u4fe1\u9053\u8bbe\u7f6e<\/strong>\uff1a<\/p>\n\n\n\n\u3000\u3000\u9009\u62e9\u5408\u9002\u7684\u4fe1\u9053\u662f\u786e\u4fddZigbee\u7f51\u7edc\u7a33\u5b9a\u8fd0\u884c\u7684\u5173\u952e\u3002\u5efa\u8bae\u907f\u514d\u4e0e\u5176\u4ed6\u65e0\u7ebf\u7f51\u7edc\u5728\u76f8\u540c\u9891\u7387\u8303\u56f4\u5185\u4ea7\u751f\u51b2\u7a81\u3002<\/p>\n\n\n\n
\u3000\u3000\u5728\u5e72\u6270\u4e25\u91cd\u7684\u73af\u5883\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u8c03\u6574\u4fe1\u9053\u8bbe\u7f6e\u6765\u51cf\u5c11\u5e72\u6270\u548c\u51b2\u7a81\u3002<\/p>\n\n\n\n
\u3000\u3000\u7f51\u7edc\u62d3\u6251\u4f18\u5316<\/strong>\uff1a<\/p>\n\n\n\n\u3000\u3000\u901a\u8fc7\u5408\u7406\u7684\u7f51\u7edc\u62d3\u6251\u8bbe\u8ba1\uff0c\u53ef\u4ee5\u51cf\u5c11\u8282\u70b9\u4e4b\u95f4\u7684\u901a\u4fe1\u51b2\u7a81\u3002\u4f8b\u5982\uff0c\u91c7\u7528\u661f\u578b\u6216\u7f51\u72b6\u62d3\u6251\u7ed3\u6784\uff0c\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u8def\u5f84\u7684\u6700\u4f18\u6027\u3002<\/p>\n\n\n\n
\u3000\u3000\u4f4e\u529f\u8017\u8bbe\u8ba1<\/strong>\uff1a<\/p>\n\n\n\n\u3000\u3000\u5728\u8282\u80fd\u6a21\u5f0f\u4e0b\uff0cZigbee\u8bbe\u5907\u4f1a\u51cf\u5c11\u901a\u4fe1\u9891\u7387\u548c\u529f\u7387\u6d88\u8017\uff0c\u4ece\u800c\u5ef6\u957f\u7535\u6c60\u5bff\u547d\u3002\u540c\u65f6\uff0c\u901a\u8fc7\u4f18\u5316\u8c03\u5ea6\u673a\u5236\u548c\u4fe1\u9053\u5206\u914d\u7b56\u7565\uff0c\u53ef\u4ee5\u8fdb\u4e00\u6b65\u964d\u4f4e\u80fd\u8017\u3002<\/p>\n\n\n\n
\u3000\u3000\u7efc\u4e0a\u6240\u8ff0\uff0cZigbee\u901a\u8fc7\u591a\u9891\u6bb5\u8bbe\u8ba1\u3001\u52a8\u6001\u4fe1\u9053\u8c03\u6574\u3001CSMA-CA\u548cTDMA\u7b49\u673a\u5236\uff0c\u6709\u6548\u5b9e\u73b0\u4e86\u4fe1\u9053\u5206\u914d\u548c\u51b2\u7a81\u907f\u514d\uff0c\u786e\u4fdd\u4e86\u7f51\u7edc\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n
\u3000\u3000\u56db\u3001 \u4e0d\u540c\u5730\u533a\u5bf9Zigbee\u4fe1\u9053\u5206\u914d\u7684\u6cd5\u89c4\u9650\u5236<\/h2>\n\n\n\n
\u3000\u3000\u4e0d\u540c\u5730\u533a\u5bf9Zigbee\u4fe1\u9053\u5206\u914d\u7684\u6cd5\u89c4\u9650\u5236\u4e3b\u8981\u4f53\u73b0\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n
\u3000\u30001. 2.4GHz\u9891\u6bb5<\/strong>\uff1a<\/h3>\n\n\n\n\n- \u3000\u3000\u7f8e\u56fd<\/strong>\uff1a2.4GHz\u9891\u6bb5\u662f\u514d\u8bb8\u53ef\u8bc1\u7684ISM\u9891\u6bb5\uff0c\u4f46\u8bbe\u5907\u5fc5\u987b\u9075\u5b88FCC Part 15\u7684\u89c4\u5b9a\uff0c\u5305\u62ec\u529f\u7387\u9650\u5236\u548c\u5e72\u6270\u9650\u5236\u3002\u5728\u7f8e\u56fd\uff0cWi-Fi\u4fe1\u90531\u523011\u53ef\u7528\uff0c\u4f46\u4fe1\u905325\u548c26\u9700\u8981\u964d\u4f4e\u53d1\u5c04\u529f\u7387\u4ee5\u6ee1\u8db3FCC\u8981\u6c42\u3002<\/li>\n\n\n\n
- \u3000\u3000\u6b27\u6d32<\/strong>\uff1a2.4GHz\u9891\u6bb5\u4e5f\u662f\u514d\u8bb8\u53ef\u8bc1\u7684ISM\u9891\u6bb5\uff0c\u4f46\u5404\u56fd\u7684\u5177\u4f53\u4f7f\u7528\u60c5\u51b5\u4e0d\u540c\u3002\u4f8b\u5982\uff0c\u4e2d\u56fd\u652f\u63011-13\u4fe1\u9053\uff0c\u6b27\u6d32\u652f\u63011-13\u4fe1\u9053\uff0c\u7f8e\u56fd\u652f\u63011-11\u4fe1\u9053\uff0c\u65e5\u672c\u652f\u63011-14\u4fe1\u9053\u3002<\/li>\n\n\n\n
- \u3000\u3000\u65e5\u672c<\/strong>\uff1a\u65e5\u672c\u652f\u6301\u6240\u670914\u4e2a\u4fe1\u9053\uff0c\u4f46\u67d0\u4e9b\u4fe1\u9053\u5728\u7279\u5b9a\u6761\u4ef6\u4e0b\u4f7f\u7528\u3002<\/li>\n<\/ul>\n\n\n\n
\u3000\u30002. 868MHz\u9891\u6bb5<\/strong>\uff1a<\/h3>\n\n\n\n\n- \u3000\u3000\u6b27\u6d32<\/strong>\uff1a868MHz\u9891\u6bb5\u5728\u6b27\u6d32\u662f\u514d\u8bb8\u53ef\u8bc1\u7684ISM\u9891\u6bb5\uff0c\u4f46\u5b58\u5728\u5360\u7a7a\u6bd4\u9650\u5236\uff0c\u5373\u5728\u53d1\u9001\u65f6\u95f4\u548c\u975e\u53d1\u9001\u65f6\u95f4\u7684\u6bd4\u4f8b\u4e0d\u80fd\u8d85\u8fc71:99.\u8fd9\u610f\u5473\u7740\u8bbe\u5907\u5728\u53d1\u9001\u4fe1\u53f7\u65f6\u9700\u8981\u6682\u505c\u4e00\u6bb5\u65f6\u95f4\uff0c\u4ee5\u907f\u514d\u5e72\u6270\u5176\u4ed6\u8bbe\u5907\u3002<\/li>\n\n\n\n
- \u3000\u3000\u5176\u4ed6\u56fd\u5bb6<\/strong>\uff1a\u5176\u4ed6\u56fd\u5bb6\u53ef\u80fd\u6709\u4e0d\u540c\u7684\u89c4\u5b9a\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u5f53\u5730\u7684\u65e0\u7ebf\u7535\u9891\u8c31\u7ba1\u7406\u653f\u7b56\u3002<\/li>\n<\/ul>\n\n\n\n
\u3000\u30003. 915MHz\u9891\u6bb5<\/strong>\uff1a<\/h3>\n\n\n\n\n- \u3000\u3000\u7f8e\u56fd<\/strong>\uff1a915MHz\u9891\u6bb5\u4e5f\u662f\u514d\u8bb8\u53ef\u8bc1\u7684ISM\u9891\u6bb5\uff0c\u4f46\u529f\u7387\u53d1\u5c04\u4e0d\u5f97\u9ad8\u4e8e1\u6beb\u74e6\u3002<\/li>\n\n\n\n
- \u3000\u3000\u5176\u4ed6\u56fd\u5bb6<\/strong>\uff1a\u5176\u4ed6\u56fd\u5bb6\u53ef\u80fd\u6709\u4e0d\u540c\u7684\u529f\u7387\u9650\u5236\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u5f53\u5730\u7684\u6cd5\u89c4\u3002<\/li>\n<\/ul>\n\n\n\n
\u3000\u30004. \u4fe1\u9053\u9009\u62e9\u548c\u5e72\u6270\u7ba1\u7406<\/strong>\uff1a<\/h3>\n\n\n\n\n- \u3000\u3000\u4fe1\u9053\u9009\u62e9<\/strong>\uff1a\u4e3a\u4e86\u51cf\u5c11\u4e0eWi-Fi\u7b49\u5176\u4ed6\u65e0\u7ebf\u6280\u672f\u7684\u5e72\u6270\uff0cZigbee\u63a8\u8350\u5728\u67d0\u4e9b\u4fe1\u9053\u4e0a\u8fdb\u884c\u914d\u7f6e\u3002\u4f8b\u5982\uff0c\u57282.4GHz\u9891\u6bb5\uff0c\u63a8\u8350\u4f7f\u752811\u300115\u300120\u300124\u300125\u300126\u7b49\u4fe1\u9053\u3002<\/li>\n\n\n\n
- \u3000\u3000\u5e72\u6270\u7ba1\u7406<\/strong>\uff1aZigbee\u8bbe\u5907\u5728\u5207\u6362\u6216\u542f\u52a8\u65b0\u4fe1\u9053\u65f6\uff0c\u4f1a\u5229\u7528\u80fd\u91cf\u68c0\u6d4b(ED)\u548c\u94fe\u8def\u8d28\u91cf\u6307\u793a(LQI)\u6765\u8bc4\u4f30\u4fe1\u9053\u7684\u5e72\u6270\u60c5\u51b5\uff0c\u4ece\u800c\u9009\u62e9\u6700\u4f73\u4fe1\u9053\u3002<\/li>\n<\/ul>\n\n\n\n
\u3000\u30005. \u5176\u4ed6\u56fd\u5bb6\u548c\u5730\u533a\u7684\u89c4\u5b9a<\/strong>\uff1a<\/h3>\n\n\n\n\n- \u3000\u3000\u4e2d\u56fd<\/strong>\uff1a\u4e2d\u56fd\u652f\u63012.4GHz\u9891\u6bb5\u76841-13\u4fe1\u9053\u3002<\/li>\n\n\n\n
- \u3000\u3000\u5176\u4ed6\u56fd\u5bb6<\/strong>\uff1a\u5176\u4ed6\u56fd\u5bb6\u7684\u5177\u4f53\u89c4\u5b9a\u53ef\u80fd\u56e0\u5730\u533a\u800c\u5f02\uff0c\u9700\u8981\u53c2\u8003\u5f53\u5730\u7684\u65e0\u7ebf\u7535\u9891\u8c31\u7ba1\u7406\u653f\u7b56\u3002<\/li>\n<\/ul>\n\n\n\n
\u3000\u3000\u7efc\u4e0a\u6240\u8ff0\uff0c\u4e0d\u540c\u5730\u533a\u5bf9Zigbee\u4fe1\u9053\u5206\u914d\u7684\u6cd5\u89c4\u9650\u5236\u4e3b\u8981\u96c6\u4e2d\u5728\u529f\u7387\u9650\u5236\u3001\u5360\u7a7a\u6bd4\u9650\u5236\u548c\u4fe1\u9053\u9009\u62e9\u4e0a\u3002\u8fd9\u4e9b\u89c4\u5b9a\u65e8\u5728\u786e\u4fdd\u65e0\u7ebf\u8bbe\u5907\u5728\u4e0d\u540c\u5730\u533a\u7684\u5408\u6cd5\u4f7f\u7528\uff0c\u540c\u65f6\u51cf\u5c11\u5bf9\u5176\u4ed6\u65e0\u7ebf\u6280\u672f\u7684\u5e72\u6270\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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