{"id":100420,"date":"2025-01-14T10:54:39","date_gmt":"2025-01-14T02:54:39","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=100420"},"modified":"2025-01-14T10:54:43","modified_gmt":"2025-01-14T02:54:43","slug":"wxmkhxgrjjff","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/100420.html","title":{"rendered":"433\u65e0\u7ebf\u6a21\u5757\u4e92\u76f8\u5e72\u6270\u89e3\u51b3\u65b9\u6cd5"},"content":{"rendered":"\n

\u3000\u3000433MHz\u65e0\u7ebf\u6a21\u5757<\/strong>\u4e92\u76f8\u5e72\u6270\u7684\u95ee\u9898\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u8f83\u4e3a\u5e38\u89c1\uff0c\u89e3\u51b3\u65b9\u6cd5\u591a\u79cd\u591a\u6837\uff0c\u4ee5\u4e0b\u662f\u51e0\u79cd\u6709\u6548\u7684\u89e3\u51b3\u65b9\u6848\uff1a<\/p>\n\n\n\n

\u3000\u3000\u8c03\u6574\u9891\u7387\u6216\u4fe1\u9053<\/strong>\uff1a\u901a\u8fc7\u8c03\u6574\u6a21\u5757\u7684\u9891\u7387\u6216\u4fe1\u9053\uff0c\u907f\u514d\u4e0e\u5176\u4ed6\u65e0\u7ebf\u8bbe\u5907\u4ea7\u751f\u4fe1\u53f7\u51b2\u7a81\u3002\u53ef\u4ee5\u9009\u62e9\u8f83\u5c11\u4f7f\u7528\u7684\u9891\u7387\u6bb5\uff0c\u6216\u8005\u4f7f\u7528\u8df3\u9891\u6280\u672f\u52a8\u6001\u6539\u53d8\u5de5\u4f5c\u9891\u7387\uff0c\u4ece\u800c\u51cf\u5c11\u5e72\u6270<\/p>\n\n\n\n

\u3000\u3000\u589e\u5f3a\u6297\u5e72\u6270\u80fd\u529b<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u589e\u52a0\u53d1\u5c04\u529f\u7387\u548c\u63a5\u6536\u7075\u654f\u5ea6\uff0c\u4f8b\u5982\u52a0\u88c5\u4fe1\u53f7\u653e\u5927\u5668\u6216\u5f39\u7c27\u5929\u7ebf\uff0c\u4ee5\u63d0\u9ad8\u4fe1\u53f7\u4f20\u8f93\u548c\u63a5\u6536\u80fd\u529b\u3002<\/p>\n\n\n\n

\u3000\u3000\u4f7f\u7528\u6297\u5e72\u6270\u5143\u4ef6\uff0c\u5982\u6ee4\u6ce2\u5668\u548c\u5c4f\u853d\u6750\u6599\uff0c\u6765\u51cf\u5c11\u5916\u90e8\u7535\u78c1\u5e72\u6270\u7684\u5f71\u54cd\u3002<\/p>\n\n\n\n

\u3000\u3000\u7269\u7406\u5e03\u5c40\u4f18\u5316<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u5c06\u65e0\u7ebf\u6a21\u5757\u653e\u7f6e\u5728\u8fdc\u79bb\u5176\u4ed6\u7535\u5b50\u8bbe\u5907\u7684\u4f4d\u7f6e\uff0c\u907f\u514d\u9760\u8fd1\u91d1\u5c5e\u7269\u4f53\u6216\u9ad8\u538b\u7535\u529b\u8bbe\u65bd\uff0c\u4ee5\u51cf\u5c11\u7535\u78c1\u5c4f\u853d\u6548\u5e94\u3002<\/p>\n\n\n\n

\u3000\u3000\u8bbe\u5907\u4e4b\u95f4\u4fdd\u6301\u9002\u5f53\u7684\u8ddd\u79bb\uff0c\u907f\u514d\u76f8\u4e92\u5e72\u6270\u3002<\/p>\n\n\n\n

\u3000\u3000\u4f18\u5316\u901a\u4fe1\u534f\u8bae<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u4f18\u5316\u6570\u636e\u4f20\u8f93\u534f\u8bae\uff0c\u51cf\u5c11\u4e0d\u5fc5\u8981\u7684\u6570\u636e\u5305\u548c\u91cd\u590d\u4fe1\u606f\uff0c\u964d\u4f4e\u901a\u4fe1\u8fc7\u7a0b\u4e2d\u7684\u51b2\u7a81\u548c\u5e72\u6270\u3002<\/p>\n\n\n\n

\u3000\u3000\u4f7f\u7528\u7f16\u7801\u548c\u52a0\u5bc6\u6280\u672f\u6765\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u7684\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000\u5c4f\u853d\u63aa\u65bd<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u5bf9\u4e8e\u7279\u5b9a\u7684\u5e72\u6270\u6e90(\u5982\u7535\u78c1\u8f90\u5c04)\uff0c\u53ef\u4ee5\u4f7f\u7528\u5c4f\u853d\u7f69\u6765\u51cf\u5f31\u5e72\u6270\u3002\u4f8b\u5982\uff0c\u91d1\u5c5e\u76d2\u5b50\u6216\u94dd\u7b94\u53ef\u4ee5\u6709\u6548\u9694\u79bb\u5e72\u6270\u4fe1\u53f7\u3002<\/p>\n\n\n\n

\u3000\u3000\u9891\u7387\u89c4\u5212<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u901a\u8fc7\u5408\u7406\u89c4\u5212\u65e0\u7ebf\u901a\u4fe1\u7684\u9891\u6bb5\uff0c\u907f\u514d\u4e0e\u5df2\u77e5\u5e72\u6270\u6e90\u5728\u540c\u4e00\u9891\u6bb5\u5de5\u4f5c\uff0c\u4ece\u800c\u51cf\u5c11\u76f8\u4e92\u5e72\u6270\u3002<\/p>\n\n\n\n

\u3000\u3000\u786c\u4ef6\u8bbe\u8ba1\u4f18\u5316<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u5728\u786c\u4ef6\u8bbe\u8ba1\u4e2d\u4f7f\u7528\u4f4e\u566a\u58f0\u7535\u6e90\u7ba1\u7406\u82af\u7247\u3001\u9ad8\u589e\u76ca\u5929\u7ebf\u7b49\u6280\u672f\u624b\u6bb5\u6765\u63d0\u5347\u7cfb\u7edf\u7684\u6574\u4f53\u7a33\u5b9a\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000\u4f7f\u7528\u9ad8\u8d28\u91cf\u7684\u63a5\u6536\u82af\u7247\uff0c\u5982A37-T43A1D1a\u7b49\uff0c\u8fd9\u4e9b\u82af\u7247\u5177\u6709\u8f83\u9ad8\u7684\u6297\u5e72\u6270\u80fd\u529b\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000\u8f6f\u4ef6\u4f18\u5316<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u5728\u56fa\u4ef6\u4e2d\u8c03\u6574\u53d1\u5c04\u529f\u7387\uff0c\u964d\u4f4e\u5bf9\u5176\u4ed6\u6a21\u5757\u7684\u5e72\u6270\u3002<\/p>\n\n\n\n

\u3000\u3000\u4f7f\u7528\u9ad8\u6548\u7684\u5faa\u73af\u8fed\u4ee3\u7f16\u7801\u7b97\u6cd5\u548c\u8c03\u5236\u89e3\u8c03\u6280\u672f\u6765\u589e\u5f3a\u6297\u5e72\u6270\u80fd\u529b\u3002<\/p>\n\n\n\n

\u3000\u3000\u901a\u8fc7\u4ee5\u4e0a\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u51cf\u5c11433MHz\u65e0\u7ebf\u6a21\u5757\u4e4b\u95f4\u7684\u4e92\u76f8\u5e72\u6270\uff0c\u786e\u4fdd\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002\u8fd9\u4e9b\u63aa\u65bd\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u548c\u9700\u6c42\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u60c5\u51b5\u9009\u62e9\u5408\u9002\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001 433MHz\u65e0\u7ebf\u6a21\u5757\u7684\u8df3\u9891\u6280\u672f\u4ee5\u51cf\u5c11\u5e72\u6270\u539f\u7406<\/h2>\n\n\n\n

\u3000\u3000\u5728\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u4e2d\uff0c433MHz\u9891\u6bb5<\/strong>\u7531\u4e8e\u5176\u8f83\u597d\u7684\u7a7f\u900f\u80fd\u529b\u548c\u8f83\u4f4e\u7684\u4f20\u64ad\u635f\u8017\uff0c\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u8bbe\u5907\u3002\u7136\u800c\uff0c\u8be5\u9891\u6bb5\u4e5f\u5bb9\u6613\u53d7\u5230\u5176\u4ed6\u8bbe\u5907\u7684\u5e72\u6270\uff0c\u5982\u5bb6\u7528\u7535\u5668\u3001\u65e0\u7ebf\u7535\u8bbe\u5907\u7b49\uff0c\u5bfc\u81f4\u901a\u4fe1\u8d28\u91cf\u4e0b\u964d\u3002\u8df3\u9891\u6280\u672f\uff08Frequency Hopping Spread Spectrum, FHSS\uff09<\/strong>\u901a\u8fc7\u5728\u4e0d\u540c\u7684\u9891\u7387\u95f4\u5feb\u901f\u5207\u6362\u4fe1\u9053\uff0c\u6709\u6548\u5730\u5206\u6563\u4e86\u4fe1\u53f7\u7684\u80fd\u91cf\uff0c\u4ece\u800c\u51cf\u5c11\u4e86\u7279\u5b9a\u9891\u7387\u4e0a\u7684\u5e72\u6270\u5f71\u54cd\u3002\u5177\u4f53\u800c\u8a00\uff0c\u8df3\u9891\u6280\u672f\u6309\u7167\u9884\u5b9a\u7684\u8df3\u9891\u5e8f\u5217\u5728\u591a\u4e2a\u9891\u70b9\u95f4\u5feb\u901f\u5207\u6362\uff0c\u6bcf\u4e2a\u8df3\u9891\u5468\u671f\u5185\uff0c\u4fe1\u53f7\u53ea\u5728\u4e00\u4e2a\u72ed\u7a84\u7684\u9891\u5e26\u5185\u4f20\u8f93\uff0c\u663e\u8457\u964d\u4f4e\u4e86\u957f\u65f6\u95f4\u5728\u5355\u4e00\u9891\u7387\u4e0a\u53d7\u5230\u5e72\u6270\u7684\u6982\u7387\u3002<\/p>\n\n\n\n

\u3000\u3000\u8df3\u9891\u6280\u672f\u7684\u6838\u5fc3\u5728\u4e8e\u5176\u8df3\u9891\u5e8f\u5217\u7684\u8bbe\u8ba1\u4e0e\u540c\u6b65\u673a\u5236\u3002\u4f2a\u968f\u673a\u8df3\u9891\u5e8f\u5217<\/strong>\u901a\u5e38\u7531\u7b97\u6cd5\u751f\u6210\uff0c\u786e\u4fdd\u8df3\u9891\u7684\u4e0d\u53ef\u9884\u6d4b\u6027\uff0c\u907f\u514d\u4e0e\u5176\u4ed6\u4f7f\u7528\u76f8\u540c\u9891\u6bb5\u7684\u8bbe\u5907\u4ea7\u751f\u9891\u7387\u51b2\u7a81\u3002\u65e0\u7ebf\u6a21\u5757\u5728\u53d1\u9001\u548c\u63a5\u6536\u7aef\u9700\u8981\u4e25\u683c\u540c\u6b65\u8df3\u9891\u5e8f\u5217\uff0c\u4ee5\u786e\u4fdd\u53cc\u65b9\u5728\u76f8\u540c\u7684\u65f6\u95f4\u70b9\u5207\u6362\u5230\u76f8\u540c\u7684\u9891\u7387\u3002\u8fd9\u79cd\u540c\u6b65\u4e0d\u4ec5\u4f9d\u8d56\u4e8e\u7cbe\u786e\u7684\u65f6\u949f\u540c\u6b65\u673a\u5236\uff0c\u8fd8\u9700\u8981\u6a21\u5757\u5177\u5907\u5feb\u901f\u7684\u9891\u7387\u5207\u6362\u80fd\u529b\uff0c\u4ee5\u9002\u5e94\u9ad8\u901f\u8df3\u9891\u7684\u9700\u6c42\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u8df3\u9891\u6280\u672f\u80fd\u591f\u5728\u591a\u8def\u5f84\u4f20\u64ad\u548c\u591a\u7528\u6237\u73af\u5883\u4e0b\u7ef4\u6301\u7a33\u5b9a\u7684\u901a\u4fe1\u94fe\u8def\uff0c\u63d0\u5347\u7cfb\u7edf\u7684\u6297\u5e72\u6270\u80fd\u529b\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c433MHz\u65e0\u7ebf\u6a21\u5757\u5229\u7528\u8df3\u9891\u6280\u672f\u663e\u8457\u63d0\u5347\u4e86\u7cfb\u7edf\u7684\u6297\u5e72\u6270\u6027\u80fd\u548c\u901a\u4fe1\u7a33\u5b9a\u6027\u3002\u7531\u4e8e\u8df3\u9891\u6280\u672f\u5c06\u4fe1\u53f7\u80fd\u91cf\u5206\u5e03\u5728\u591a\u4e2a\u9891\u70b9\u4e0a\uff0c\u5373\u4f7f\u67d0\u4e9b\u9891\u70b9\u53d7\u5230\u4e25\u91cd\u5e72\u6270\uff0c\u6574\u4f53\u901a\u4fe1\u4ecd\u80fd\u4fdd\u6301\u8f83\u9ad8\u7684\u6210\u529f\u7387\u3002\u8fd9\u5bf9\u4e8e\u9700\u8981\u5728\u590d\u6742\u73af\u5883\u4e2d\u7a33\u5b9a\u901a\u4fe1\u7684\u5e94\u7528\u5c24\u4e3a\u91cd\u8981\uff0c\u5982\u5de5\u4e1a\u81ea\u52a8\u5316\u3001\u667a\u80fd\u5bb6\u5c45\u548c\u65e0\u7ebf\u4f20\u611f\u5668\u7f51\u7edc\u7b49\u3002\u6b64\u5916\uff0c\u8df3\u9891\u6280\u672f\u8fd8\u5177\u6709\u6297\u7a83\u542c\u548c\u6297\u622a\u83b7\u7684\u7279\u6027\uff0c\u56e0\u4e3a\u9891\u7387\u7684\u5feb\u901f\u53d8\u5316\u4f7f\u5f97\u672a\u7ecf\u6388\u6743\u7684\u8bbe\u5907\u96be\u4ee5\u6709\u6548\u6355\u6349\u548c\u89e3\u7801\u901a\u4fe1\u5185\u5bb9\uff0c\u63d0\u5347\u4e86\u7cfb\u7edf\u7684\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000\u6700\u540e\uff0c\u8df3\u9891\u6280\u672f\u5728433MHz\u65e0\u7ebf\u6a21\u5757\u4e2d\u7684\u5b9e\u73b0\u9700\u8981\u7efc\u5408\u8003\u8651\u786c\u4ef6\u8bbe\u8ba1\u4e0e\u8f6f\u4ef6\u7b97\u6cd5\u7684\u4f18\u5316\u3002\u9891\u7387\u5408\u6210\u5668<\/strong>\u548c\u8c03\u5236\u89e3\u8c03\u5668(Modem)\u662f\u5b9e\u73b0\u8df3\u9891\u6280\u672f\u7684\u5173\u952e\u786c\u4ef6\u7ec4\u4ef6\uff0c\u9700\u5177\u5907\u9ad8\u7cbe\u5ea6\u548c\u4f4e\u5ef6\u8fdf\u7684\u7279\u6027\uff0c\u4ee5\u786e\u4fdd\u9891\u7387\u5207\u6362\u7684\u51c6\u786e\u6027\u548c\u53ca\u65f6\u6027\u3002\u540c\u65f6\uff0c\u8df3\u9891\u7b97\u6cd5\u9700\u8981\u5177\u5907\u9ad8\u6548\u7684\u8d44\u6e90\u7ba1\u7406\u548c\u52a8\u6001\u8c03\u6574\u80fd\u529b\uff0c\u4ee5\u9002\u5e94\u4e0d\u540c\u7684\u5e72\u6270\u73af\u5883\u548c\u5e94\u7528\u9700\u6c42\u3002\u901a\u8fc7\u786c\u4ef6\u4e0e\u8f6f\u4ef6\u7684\u534f\u540c\u4f18\u5316\uff0c\u8df3\u9891\u6280\u672f\u80fd\u591f\u5728433MHz\u65e0\u7ebf\u6a21\u5757\u4e2d\u9ad8\u6548\u8fd0\u884c\uff0c\u63d0\u4f9b\u7a33\u5b9a\u3001\u6297\u5e72\u6270\u7684\u65e0\u7ebf\u901a\u4fe1\u89e3\u51b3\u65b9\u6848\uff0c\u6ee1\u8db3\u73b0\u4ee3\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u5bf9\u9ad8\u53ef\u9760\u6027\u548c\u9ad8\u5b89\u5168\u6027\u7684\u9700\u6c42\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e8c\u3001 433MHz\u65e0\u7ebf\u6a21\u5757\u901a\u5e38\u4f7f\u7528\u54ea\u79cd\u7c7b\u578b\u7684\u6ee4\u6ce2\u5668\u548c\u5c4f\u853d\u6750\u6599?<\/h2>\n\n\n\n

\u3000\u3000\u5728433MHz\u65e0\u7ebf\u6a21\u5757<\/strong>\u7684\u8bbe\u8ba1\u4e0e\u5236\u9020\u8fc7\u7a0b\u4e2d\uff0c\u9009\u62e9\u5408\u9002\u7684\u6ee4\u6ce2\u5668\u548c\u5c4f\u853d\u6750\u6599\u5bf9\u4e8e\u786e\u4fdd\u4fe1\u53f7\u7684\u7eaf\u51c0\u6027\u548c\u7cfb\u7edf\u7684\u6297\u5e72\u6270\u80fd\u529b\u81f3\u5173\u91cd\u8981\u3002\u6ee4\u6ce2\u5668\u7528\u4e8e\u7b5b\u9664\u4e0d\u9700\u8981\u7684\u9891\u7387\u6210\u5206\uff0c\u786e\u4fdd\u4fe1\u53f7\u5728\u6240\u9700\u9891\u6bb5\u5185\u4f20\u8f93\uff0c\u800c\u5c4f\u853d\u6750\u6599\u5219\u7528\u4e8e\u9632\u6b62\u5916\u90e8\u7535\u78c1\u5e72\u6270(EMI)\u5f71\u54cd\u6a21\u5757\u7684\u6b63\u5e38\u5de5\u4f5c\u3002\u4ee5\u4e0b\u5c06\u8be6\u7ec6\u63a2\u8ba8\u8fd9\u4e24\u7c7b\u7ec4\u4ef6\u7684\u7c7b\u578b\u53ca\u5176\u5728433MHz\u65e0\u7ebf\u6a21\u5757\u4e2d\u7684\u5e94\u7528\u3002<\/p>\n\n\n\n

\u3000\u3000\u9996\u5148\uff0c\u6ee4\u6ce2\u5668<\/strong>\u5728433MHz\u65e0\u7ebf\u6a21\u5757\u4e2d\u4e3b\u8981\u5206\u4e3a\u4f4e\u901a\u6ee4\u6ce2\u5668\u3001\u9ad8\u901a\u6ee4\u6ce2\u5668\u3001\u5e26\u901a\u6ee4\u6ce2\u5668\u548c\u5e26\u963b\u6ee4\u6ce2\u5668\u56db\u79cd\u7c7b\u578b\u3002\u5e26\u901a\u6ee4\u6ce2\u5668<\/strong>\u662f\u6700\u5e38\u7528\u7684\uff0c\u56e0\u4e3a\u5b83\u80fd\u591f\u6709\u6548\u5730\u5141\u8bb8433MHz\u9644\u8fd1\u7684\u9891\u7387\u901a\u8fc7\uff0c\u540c\u65f6\u6291\u5236\u5176\u4ed6\u9891\u6bb5\u7684\u5e72\u6270\u4fe1\u53f7\u3002\u8fd9\u7c7b\u6ee4\u6ce2\u5668\u901a\u5e38\u91c7\u7528\u8868\u9762\u58f0\u6ce2\u6ee4\u6ce2\u5668(SAW)\u6216\u538b\u7535\u6ee4\u6ce2\u5668(BAW)\uff0c\u5176\u9ad8\u9009\u62e9\u6027\u548c\u4f4e\u63d2\u5165\u635f\u8017\u7279\u6027\u4f7f\u5176\u975e\u5e38\u9002\u5408\u7528\u4e8e\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u3002\u6b64\u5916\uff0c\u6ee4\u6ce2\u5668\u7684\u54c1\u8d28\u56e0\u6570(Q\u503c)\u4e5f\u662f\u8bbe\u8ba1\u4e2d\u7684\u4e00\u4e2a\u5173\u952e\u53c2\u6570\uff0c\u9ad8Q\u503c\u6ee4\u6ce2\u5668\u80fd\u591f\u63d0\u4f9b\u66f4\u9661\u5ced\u7684\u6eda\u964d\u7279\u6027\uff0c\u4ece\u800c\u8fdb\u4e00\u6b65\u63d0\u5347\u4fe1\u53f7\u7684\u7eaf\u51c0\u5ea6\u548c\u6297\u5e72\u6270\u80fd\u529b\u3002<\/p>\n\n\n\n

\u3000\u3000\u5176\u6b21\uff0c\u5c4f\u853d\u6750\u6599<\/strong>\u5728433MHz\u65e0\u7ebf\u6a21\u5757\u4e2d\u626e\u6f14\u7740\u4fdd\u62a4\u5185\u90e8\u7535\u8def\u514d\u53d7\u5916\u90e8\u7535\u78c1\u5e72\u6270\u7684\u91cd\u8981\u89d2\u8272\u3002\u5e38\u7528\u7684\u5c4f\u853d\u6750\u6599\u5305\u62ec\u94dc\u7b94\u3001\u9540\u9521\u94dc\u3001\u94dd\u7b94\u4ee5\u53ca\u5bfc\u7535\u6d82\u5c42\u3002\u94dc\u7b94\u5c4f\u853d<\/strong>\u7531\u4e8e\u5176\u4f18\u5f02\u7684\u5bfc\u7535\u6027\u548c\u5c4f\u853d\u6548\u80fd\uff0c\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6a21\u5757\u7684\u5916\u58f3\u548c\u5185\u90e8\u7535\u8def\u677f\u7684\u5c4f\u853d\u5c42\u3002\u4e3a\u4e86\u589e\u5f3a\u5c4f\u853d\u6548\u679c\uff0c\u5c4f\u853d\u6750\u6599\u901a\u5e38\u9700\u8981\u4e0e\u63a5\u5730\u5c42\u7d27\u5bc6\u7ed3\u5408\uff0c\u5f62\u6210\u5b8c\u6574\u7684\u5c4f\u853d\u7ed3\u6784\u3002\u6b64\u5916\uff0c\u9540\u9521\u94dc<\/strong>\u6750\u6599\u56e0\u5176\u9632\u6c27\u5316\u6027\u80fd\u4f18\u8d8a\uff0c\u5e38\u7528\u4e8e\u9700\u8981\u957f\u671f\u7a33\u5b9a\u6027\u80fd\u7684\u65e0\u7ebf\u6a21\u5757\u4e2d\uff0c\u4ee5\u786e\u4fdd\u5c4f\u853d\u5c42\u5728\u5404\u79cd\u73af\u5883\u6761\u4ef6\u4e0b\u4fdd\u6301\u9ad8\u6548\u7684\u5c4f\u853d\u6548\u679c\u3002<\/p>\n\n\n\n

\u3000\u3000\u7b2c\u4e09\uff0c\u6ee4\u6ce2\u5668\u4e0e\u5c4f\u853d\u6750\u6599\u7684\u96c6\u6210\u8bbe\u8ba1<\/strong>\u662f\u63d0\u5347433MHz\u65e0\u7ebf\u6a21\u5757\u6027\u80fd\u7684\u5173\u952e\u3002\u6ee4\u6ce2\u5668\u901a\u5e38\u96c6\u6210\u5728\u5c04\u9891\u524d\u7aef\u7535\u8def\u4e2d\uff0c\u901a\u8fc7\u7cbe\u786e\u7684\u5339\u914d\u548c\u963b\u6297\u63a7\u5236\uff0c\u5b9e\u73b0\u6700\u4f73\u7684\u4fe1\u53f7\u4f20\u8f93\u6548\u7387\u3002\u540c\u65f6\uff0c\u5c4f\u853d\u6750\u6599\u7684\u8bbe\u8ba1\u9700\u8981\u8003\u8651\u6a21\u5757\u7684\u6574\u4f53\u5e03\u5c40\u548c\u70ed\u7ba1\u7406\uff0c\u4ee5\u907f\u514d\u5c4f\u853d\u5c42\u5bf9\u6563\u70ed\u4ea7\u751f\u8d1f\u9762\u5f71\u54cd\u3002\u6a21\u5757\u8bbe\u8ba1\u5e08\u5e38\u91c7\u7528\u591a\u5c42PCB(\u5370\u5237\u7535\u8def\u677f)\u6280\u672f\uff0c\u5c06\u5c4f\u853d\u5c42\u4e0e\u4fe1\u53f7\u5c42\u5de7\u5999\u7ed3\u5408\uff0c\u901a\u8fc7\u5408\u7406\u7684\u5c42\u95f4\u5e03\u5c40\u548c\u9694\u79bb\uff0c\u6700\u5927\u7a0b\u5ea6\u5730\u51cf\u5c11\u7535\u78c1\u5e72\u6270\u7684\u4f20\u5bfc\u3002\u6b64\u5916\uff0c\u6ee4\u6ce2\u5668\u4e0e\u5c4f\u853d\u6750\u6599\u7684\u534f\u540c\u4f5c\u7528\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u5347\u6a21\u5757\u7684\u4fe1\u566a\u6bd4(SNR)\u548c\u6574\u4f53\u901a\u4fe1\u8d28\u91cf\uff0c\u786e\u4fdd\u5728\u590d\u6742\u7684\u7535\u78c1\u73af\u5883\u4e2d\u4f9d\u7136\u80fd\u591f\u7a33\u5b9a\u5de5\u4f5c\u3002<\/p>\n\n\n\n

\u3000\u3000\u6700\u540e\uff0c\u5148\u8fdb\u6750\u6599\u4e0e\u5236\u9020\u5de5\u827a<\/strong>\u7684\u5e94\u7528\u8fdb\u4e00\u6b65\u63d0\u5347\u4e86433MHz\u65e0\u7ebf\u6a21\u5757\u4e2d\u6ee4\u6ce2\u5668\u548c\u5c4f\u853d\u6750\u6599\u7684\u6027\u80fd\u3002\u968f\u7740\u5fae\u7535\u5b50\u6280\u672f\u7684\u53d1\u5c55\uff0c\u9ad8\u6027\u80fd\u9676\u74f7\u57fa\u6ee4\u6ce2\u5668<\/strong>\u548c\u7eb3\u7c73\u590d\u5408\u5c4f\u853d\u6750\u6599<\/strong>\u9010\u6e10\u6210\u4e3a\u4e3b\u6d41\u9009\u62e9\u3002\u8fd9\u4e9b\u6750\u6599\u901a\u8fc7\u4f18\u5316\u5fae\u89c2\u7ed3\u6784\u548c\u63d0\u9ad8\u5bfc\u7535\u6027\u80fd\uff0c\u663e\u8457\u589e\u5f3a\u4e86\u6ee4\u6ce2\u5668\u7684\u9009\u62e9\u6027\u548c\u5c4f\u853d\u6750\u6599\u7684\u5c4f\u853d\u6548\u7387\u3002\u540c\u65f6\uff0c\u7cbe\u5bc6\u5236\u9020\u5de5\u827a<\/strong>\u5982\u8584\u819c\u6c89\u79ef\u3001\u6fc0\u5149\u5207\u5272\u548c\u5fae\u710a\u63a5\u6280\u672f\u7684\u5e94\u7528\uff0c\u786e\u4fdd\u4e86\u6ee4\u6ce2\u5668\u548c\u5c4f\u853d\u6750\u6599\u5728\u6a21\u5757\u4e2d\u7684\u7cbe\u786e\u5b9a\u4f4d\u548c\u9ad8\u53ef\u9760\u6027\u8fde\u63a5\u3002\u901a\u8fc7\u4e0d\u65ad\u521b\u65b0\u6750\u6599\u548c\u5de5\u827a\uff0c433MHz\u65e0\u7ebf\u6a21\u5757\u80fd\u591f\u5728\u66f4\u9ad8\u7684\u9891\u7387\u8303\u56f4\u5185\u5b9e\u73b0\u66f4\u4f18\u8d8a\u7684\u6ee4\u6ce2\u548c\u5c4f\u853d\u6548\u679c\uff0c\u6ee1\u8db3\u73b0\u4ee3\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u5bf9\u9ad8\u6027\u80fd\u548c\u9ad8\u53ef\u9760\u6027\u7684\u82db\u523b\u8981\u6c42\u3002<\/p>\n\n\n\n

\u3000\u3000\u7efc\u4e0a\u6240\u8ff0\uff0c433MHz\u65e0\u7ebf\u6a21\u5757\u4e2d\u6ee4\u6ce2\u5668\u548c\u5c4f\u853d\u6750\u6599\u7684\u9009\u62e9\u4e0e\u8bbe\u8ba1\uff0c\u662f\u786e\u4fdd\u6a21\u5757\u5728\u590d\u6742\u73af\u5883\u4e2d\u9ad8\u6548\u3001\u7a33\u5b9a\u8fd0\u884c\u7684\u5173\u952e\u3002\u901a\u8fc7\u91c7\u7528\u9ad8\u6027\u80fd\u7684\u5e26\u901a\u6ee4\u6ce2\u5668<\/strong>\u3001\u4f18\u8d28\u7684\u94dc\u7b94\u5c4f\u853d\u6750\u6599<\/strong>\uff0c\u4ee5\u53ca\u96c6\u6210\u5316\u548c\u5148\u8fdb\u5236\u9020\u5de5\u827a\u7684\u5e94\u7528\uff0c\u73b0\u4ee3\u65e0\u7ebf\u6a21\u5757\u80fd\u591f\u5728\u51cf\u5c11\u5e72\u6270\u3001\u63d0\u5347\u4fe1\u53f7\u7eaf\u51c0\u5ea6\u548c\u589e\u5f3a\u7cfb\u7edf\u6297\u5e72\u6270\u80fd\u529b\u65b9\u9762\u8868\u73b0\u51fa\u8272\uff0c\u4e3a\u5404\u79cd\u65e0\u7ebf\u901a\u4fe1\u5e94\u7528\u63d0\u4f9b\u575a\u5b9e\u7684\u6280\u672f\u4fdd\u969c\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e09\u3001 \u5728433MHz\u65e0\u7ebf\u901a\u4fe1\u4e2d\uff0c\u54ea\u4e9b\u6570\u636e\u4f20\u8f93\u534f\u8bae\u6700\u80fd\u51cf\u5c11\u51b2\u7a81\u548c\u5e72\u6270?<\/h2>\n\n\n\n

\u3000\u3000\u5728433MHz\u65e0\u7ebf\u901a\u4fe1<\/strong>\u4e2d\uff0c\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u4f20\u8f93\u534f\u8bae\u5bf9\u4e8e\u51cf\u5c11\u4fe1\u9053\u51b2\u7a81\u548c\u5e72\u6270\u81f3\u5173\u91cd\u8981\u3002\u4f17\u591a\u534f\u8bae\u4e2d\uff0c\u8f7d\u6ce2\u76d1\u542c\u591a\u8def\u8bbf\u95ee(Carrier Sense Multiple Access, CSMA)\u53ca\u5176\u53d8\u4f53\u7531\u4e8e\u5176\u9ad8\u6548\u7684\u4fe1\u9053\u5229\u7528\u7387\u548c\u51b2\u7a81\u907f\u514d\u673a\u5236\uff0c\u6210\u4e3a\u51cf\u5c11\u5e72\u6270\u7684\u9996\u9009\u65b9\u6848\u3002CSMA\u534f\u8bae\u901a\u8fc7\u5728\u53d1\u9001\u6570\u636e\u524d\u76d1\u542c\u4fe1\u9053\u72b6\u6001\uff0c\u786e\u4fdd\u4fe1\u9053\u7a7a\u95f2\u540e\u518d\u8fdb\u884c\u4f20\u8f93\uff0c\u4ece\u800c\u6709\u6548\u907f\u514d\u4e86\u591a\u4e2a\u8bbe\u5907\u540c\u65f6\u53d1\u9001\u6570\u636e\u5f15\u53d1\u7684\u51b2\u7a81\u3002\u7279\u522b\u662fCSMA\/CA(Collision Avoidance)\u534f\u8bae\uff0c\u901a\u8fc7\u5f15\u5165\u968f\u673a\u9000\u907f\u65f6\u95f4\u548c\u786e\u8ba4\u673a\u5236\uff0c\u8fdb\u4e00\u6b65\u964d\u4f4e\u4e86\u6570\u636e\u5305\u78b0\u649e\u7684\u6982\u7387\uff0c\u63d0\u5347\u4e86\u6574\u4f53\u901a\u4fe1\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000\u9891\u5206\u591a\u5740(Frequency Division Multiple Access, FDMA)\u4e5f\u662f\u5728433MHz\u65e0\u7ebf\u901a\u4fe1\u4e2d\u5e7f\u6cdb\u5e94\u7528\u7684\u534f\u8bae\u4e4b\u4e00\u3002FDMA\u901a\u8fc7\u5c06\u9891\u8c31\u5212\u5206\u4e3a\u591a\u4e2a\u4e0d\u91cd\u53e0\u7684\u9891\u6bb5\uff0c\u6bcf\u4e2a\u901a\u4fe1\u8bbe\u5907\u5360\u7528\u4e00\u4e2a\u72ec\u7acb\u7684\u9891\u6bb5\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u4ece\u800c\u5b9e\u73b0\u591a\u7528\u6237\u540c\u65f6\u901a\u4fe1\u800c\u4e0d\u53d1\u751f\u9891\u7387\u4e0a\u7684\u5e72\u6270\u3002\u8fd9\u79cd\u65b9\u6cd5\u4e0d\u4ec5\u6709\u6548\u51cf\u5c11\u4e86\u540c\u9891\u5e72\u6270\uff0c\u8fd8\u7b80\u5316\u4e86\u4fe1\u9053\u7ba1\u7406\u548c\u8d44\u6e90\u5206\u914d\u3002\u7136\u800c\uff0cFDMA\u5728\u9891\u8c31\u5229\u7528\u7387\u548c\u52a8\u6001\u9891\u8c31\u5206\u914d\u65b9\u9762\u5b58\u5728\u4e00\u5b9a\u7684\u5c40\u9650\u6027\uff0c\u5c24\u5176\u5728\u9ad8\u5bc6\u5ea6\u7f51\u7edc\u73af\u5883\u4e2d\uff0c\u9891\u6bb5\u7684\u56fa\u5b9a\u5212\u5206\u53ef\u80fd\u5bfc\u81f4\u9891\u8c31\u8d44\u6e90\u7684\u6d6a\u8d39\u3002\u56e0\u6b64\uff0cFDMA\u901a\u5e38\u4e0e\u5176\u4ed6\u591a\u5740\u6280\u672f\u7ed3\u5408\u4f7f\u7528\uff0c\u4ee5\u4f18\u5316\u9891\u8c31\u5229\u7528\u6548\u7387\u3002<\/p>\n\n\n\n

\u3000\u3000\u8df3\u9891\u6269\u9891(Frequency Hopping Spread Spectrum, FHSS)\u6280\u672f\u5728433MHz\u65e0\u7ebf\u901a\u4fe1\u4e2d\u540c\u6837\u8868\u73b0\u51fa\u8272\uff0c\u5c24\u5176\u5728\u6297\u5e72\u6270\u548c\u5b89\u5168\u6027\u65b9\u9762\u3002FHSS\u901a\u8fc7\u5728\u9884\u5b9a\u7684\u8df3\u9891\u5e8f\u5217\u4e2d\u5feb\u901f\u5207\u6362\u901a\u4fe1\u9891\u7387\uff0c\u5206\u6563\u4e86\u4fe1\u53f7\u80fd\u91cf\uff0c\u964d\u4f4e\u4e86\u7279\u5b9a\u9891\u7387\u4e0a\u5e72\u6270\u7684\u5f71\u54cd\u3002\u7531\u4e8e\u9891\u7387\u7684\u5feb\u901f\u53d8\u5316\uff0cFHSS\u80fd\u591f\u6709\u6548\u907f\u514d\u56fa\u5b9a\u9891\u7387\u4e0a\u7684\u6301\u7eed\u5e72\u6270\u6e90\uff0c\u540c\u65f6\u589e\u52a0\u4e86\u672a\u7ecf\u6388\u6743\u7684\u7a83\u542c\u548c\u5e72\u6270\u7684\u96be\u5ea6\uff0c\u63d0\u5347\u4e86\u901a\u4fe1\u7684\u4fdd\u5bc6\u6027\u548c\u6297\u5e72\u6270\u80fd\u529b\u3002\u6b64\u5916\uff0cFHSS\u5728\u591a\u7528\u6237\u73af\u5883\u4e0b\u4e5f\u8868\u73b0\u51fa\u8f83\u9ad8\u7684\u6297\u78b0\u649e\u6027\u80fd\uff0c\u56e0\u4e3a\u4e0d\u540c\u8bbe\u5907\u5728\u4e0d\u540c\u9891\u7387\u4e0a\u8fdb\u884c\u8df3\u9891\uff0c\u51cf\u5c11\u4e86\u6570\u636e\u4f20\u8f93\u65f6\u7684\u76f4\u63a5\u51b2\u7a81\u3002<\/p>\n\n\n\n

\u3000\u3000\u6700\u540e\uff0c\u81ea\u9002\u5e94\u8df3\u9891\uff08Adaptive Frequency Hopping, AFH\uff09\u4f5c\u4e3aFHSS\u7684\u6539\u8fdb\u7248\u672c\uff0c\u901a\u8fc7\u52a8\u6001\u76d1\u6d4b\u548c\u8c03\u6574\u8df3\u9891\u5e8f\u5217\uff0c\u8fdb\u4e00\u6b65\u63d0\u5347\u4e86\u6297\u5e72\u6270\u80fd\u529b\u548c\u9891\u8c31\u5229\u7528\u6548\u7387\u3002AFH\u80fd\u591f\u6839\u636e\u4fe1\u9053\u6761\u4ef6\u5b9e\u65f6\u4f18\u5316\u8df3\u9891\u7b56\u7565\uff0c\u907f\u5f00\u5f53\u524d\u7684\u5e72\u6270\u9891\u6bb5\uff0c\u9009\u62e9\u5e72\u51c0\u7684\u9891\u7387\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u4ece\u800c\u51cf\u5c11\u5e72\u6270\u548c\u78b0\u649e\u7684\u53d1\u751f\u6982\u7387\u3002<\/strong>\u7ed3\u5408\u4fe1\u9053\u4f30\u8ba1<\/strong>\u548c\u5e72\u6270\u68c0\u6d4b<\/strong>\u6280\u672f\uff0cAFH\u80fd\u591f\u5728\u590d\u6742\u548c\u52a8\u6001\u7684\u65e0\u7ebf\u73af\u5883\u4e2d\u4fdd\u6301\u9ad8\u6548\u7684\u901a\u4fe1\u6027\u80fd\u3002\u6b64\u5916\uff0cAFH\u8fd8\u5177\u5907\u66f4\u5f3a\u7684\u7075\u6d3b\u6027\u548c\u9002\u5e94\u6027\uff0c\u80fd\u591f\u6839\u636e\u7f51\u7edc\u8d1f\u8f7d\u548c\u5e72\u6270\u72b6\u51b5\u81ea\u52a8\u8c03\u6574\u4f20\u8f93\u53c2\u6570\uff0c\u786e\u4fdd\u901a\u4fe1\u7cfb\u7edf\u5728\u4e0d\u540c\u5e94\u7528\u573a\u666f\u4e0b\u5747\u80fd\u7a33\u5b9a\u8fd0\u884c\u3002\u8fd9\u4e9b\u5148\u8fdb\u7684\u6570\u636e\u4f20\u8f93\u534f\u8bae\u5171\u540c\u6784\u6210\u4e86433MHz\u65e0\u7ebf\u901a\u4fe1\u4e2d\u51cf\u5c11\u51b2\u7a81\u548c\u5e72\u6270\u7684\u6709\u6548\u624b\u6bb5\uff0c\u4e3a\u5404\u79cd\u5e94\u7528\u63d0\u4f9b\u4e86\u53ef\u9760\u7684\u901a\u4fe1\u4fdd\u969c\u3002<\/p>\n\n\n\n

\u3000\u3000\u56db\u3001 \u5982\u4f55\u8bbe\u8ba1433MHz\u65e0\u7ebf\u6a21\u5757\u7684\u7269\u7406\u5e03\u5c40\u4ee5\u6700\u5927\u9650\u5ea6\u51cf\u5c11\u7535\u78c1\u5e72\u6270?<\/h2>\n\n\n\n

\u3000\u3000\u5728433MHz\u65e0\u7ebf\u6a21\u5757<\/strong>\u7684\u7269\u7406\u5e03\u5c40\u8bbe\u8ba1\u4e2d\uff0c\u9996\u8981\u5173\u6ce8\u7684\u662f\u5c04\u9891\u90e8\u5206\u4e0e\u5176\u4ed6\u7535\u8def\u90e8\u5206\u7684\u9694\u79bb\u4e0e\u5e03\u5c40\uff0c\u4ee5\u786e\u4fdd\u6a21\u5757\u5728\u590d\u6742\u7535\u78c1\u73af\u5883\u4e0b\u4fdd\u6301\u9ad8\u6548\u5de5\u4f5c\u3002\u901a\u8fc7\u5bf9\u5c04\u9891\u524d\u7aef\u3001\u8c03\u5236\u89e3\u8c03\u5668\u4ee5\u53ca\u6570\u5b57\u7535\u8def\u7684\u5408\u7406\u5212\u5206\uff0c\u80fd\u591f\u663e\u8457\u964d\u4f4e\u566a\u58f0\u8026\u5408<\/strong>\u7684\u98ce\u9669\u3002\u8bbe\u8ba1\u65f6\u901a\u5e38\u91c7\u7528\u591a\u5c42PCB\u7ed3\u6784\uff0c\u5229\u7528\u72ec\u7acb\u7684\u63a5\u5730\u5e73\u9762(Ground Plane)\u4e3a\u5c04\u9891\u548c\u6570\u5b57\u7535\u8def\u63d0\u4f9b\u5404\u81ea\u7684\u4f4e\u963b\u6297\u56de\u8def\uff0c\u4ee5\u51cf\u5c11\u9ad8\u9891\u7535\u6d41\u5728\u4e0d\u540c\u529f\u80fd\u7535\u8def\u95f4\u7684\u76f8\u4e92\u5e72\u6270\u3002\u6b64\u5916\uff0c\u5728\u5e03\u5c40\u9636\u6bb5\u5e94\u907f\u514d\u5c06\u9ad8\u901f\u6570\u5b57\u4fe1\u53f7\u8d70\u7ebf\u4e0e\u5c04\u9891\u4fe1\u53f7\u8d70\u7ebf\u5e73\u884c\u5e03\u7f6e\uff0c\u4ece\u800c\u51cf\u5c11\u56e0\u5bc4\u751f\u7535\u5bb9\u548c\u7535\u611f\u9020\u6210\u7684\u4fe1\u53f7\u4e32\u6270\u3002<\/p>\n\n\n\n

\u3000\u3000\u5728\u5929\u7ebf\u90e8\u5206\u7684\u8bbe\u8ba1\u4e0a\uff0c\u9700\u8981\u5728PCB\u4e0a\u9884\u7559\u8db3\u591f\u7684\u51c0\u7a7a\u533a\u57df\uff0c\u4ee5\u4fdd\u8bc1\u5929\u7ebf\u7684\u8f90\u5c04\u6548\u7387\u548c\u65b9\u5411\u6027\u3002\u7531\u4e8e433MHz\u6ce2\u957f\u76f8\u5bf9\u8f83\u957f\uff0c\u5929\u7ebf\u9644\u8fd1\u7684\u91d1\u5c5e\u5143\u4ef6\u3001\u8d70\u7ebf\u548c\u5668\u4ef6\u5e03\u5c40\u90fd\u53ef\u80fd\u5bf9\u5929\u7ebf\u6027\u80fd\u4ea7\u751f\u660e\u663e\u5f71\u54cd\u3002\u4e3a\u6b64\uff0c\u901a\u5e38\u5728\u5929\u7ebf\u533a\u57df\u6216\u5929\u7ebf\u9988\u7ebf\u5468\u56f4\u9884\u5148\u89c4\u5212\u4e00\u5b9a\u7684\u9694\u79bb\u5e26\uff0c\u5e76\u4e14\u5c3d\u91cf\u5c06\u5929\u7ebf\u4e0e\u9ad8\u566a\u58f0\u5668\u4ef6\u4fdd\u6301\u8f83\u5927\u8ddd\u79bb\u3002\u82e5\u4f7f\u7528\u5916\u7f6e\u5929\u7ebf\uff0c\u5219\u9700\u5728\u63a5\u63d2\u4ef6\u90e8\u5206\u505a\u597d\u7535\u78c1\u517c\u5bb9(EMC)\u8bbe\u8ba1\uff0c\u5982\u5728\u5929\u7ebf\u63a5\u53e3\u5904\u6dfb\u52a0\u5fc5\u8981\u7684\u6ee4\u6ce2\u548c\u963b\u6297\u5339\u914d\u7f51\u7edc\uff0c\u4ee5\u9632\u6b62\u5916\u90e8\u7535\u78c1\u6ce2\u5bf9\u5185\u90e8\u7535\u8def\u7684\u5e72\u6270\u548c\u5185\u90e8\u4fe1\u53f7\u80fd\u91cf\u5411\u5916\u7684\u6cc4\u6f0f\u3002<\/p>\n\n\n\n

\u3000\u3000\u5728\u5b9e\u9645\u5e03\u7ebf\u8fc7\u7a0b\u4e2d\uff0c\u963b\u6297\u5339\u914d<\/strong>\u4e5f\u662f\u81f3\u5173\u91cd\u8981\u7684\u8003\u8651\u56e0\u7d20\uff0c\u5c24\u5176\u662f\u5728\u9ad8\u9891\u7535\u8def\u4e2d\u3002\u4e3a\u786e\u4fdd\u5c04\u9891\u4fe1\u53f7\u5728\u4f20\u8f93\u7ebf\u4e0a\u7684\u5339\u914d\uff0c\u901a\u5e38\u91c7\u7528\u5fae\u5e26\u7ebf\u6216\u5e26\u72b6\u7ebf\u7b49\u7ed3\u6784\uff0c\u5e76\u901a\u8fc7\u7cbe\u786e\u8ba1\u7b97\u7ebf\u5bbd\u3001\u4ecb\u8d28\u539a\u5ea6\u53ca\u4ecb\u7535\u5e38\u6570\u6765\u5b9e\u73b0\u76ee\u6807\u963b\u6297\u3002\u4e0e\u6b64\u540c\u65f6\uff0c\u4e3a\u4e86\u6291\u5236\u4e0d\u540c\u7535\u8def\u95f4\u7684\u4e32\u6270\uff0c\u9700\u8981\u5c06\u5173\u952e\u7684\u5c04\u9891\u8d70\u7ebf\u53ca\u9ad8\u901f\u6570\u5b57\u8d70\u7ebf\u91c7\u53d6\u5c4f\u853d\u6216\u5206\u5c42\u5e03\u7ebf\u7684\u65b9\u5f0f\uff0c\u5e76\u5728PCB\u4e0a\u4f7f\u7528\u5145\u8db3\u4e14\u5206\u5e03\u5408\u7406\u7684\u63a5\u5730\u8fc7\u5b54\uff0c\u5c06\u4e0d\u540c\u5c42\u4e4b\u95f4\u7684\u5730\u5e73\u9762\u53ef\u9760\u8fde\u63a5\u8d77\u6765\u3002\u8fd9\u6837\u505a\u4e0d\u4ec5\u80fd\u591f\u51cf\u5c11\u9ad8\u9891\u7535\u6d41\u7684\u56de\u6d41\u8def\u5f84\u957f\u5ea6\uff0c\u8fd8\u80fd\u6709\u6548\u964d\u4f4e\u8026\u5408\u566a\u58f0\u548c\u6742\u6563\u8f90\u5c04\u3002<\/p>\n\n\n\n

\u3000\u3000\u6700\u540e\uff0c\u4e3a\u8fdb\u4e00\u6b65\u63d0\u5347\u6297\u5e72\u6270\u80fd\u529b\uff0c\u5c4f\u853d\u7f69\u6216\u91d1\u5c5e\u5916\u58f3\u5e38\u88ab\u5e94\u7528\u4e8e\u6a21\u5757\u7684\u5c04\u9891\u533a\u6216\u654f\u611f\u5143\u4ef6\u533a\u57df\u3002\u82e5\u91c7\u7528\u5c4f\u853d\u7f69\uff0c\u9700\u8981\u786e\u4fdd\u4e0e\u63a5\u5730\u9762\u7d27\u5bc6\u914d\u5408\uff0c\u5e76\u5728\u7f69\u4f53\u5468\u8fb9\u7559\u6709\u5145\u5206\u7684\u710a\u63a5\u70b9\u6216\u63a5\u5730\u7c27\u7247\uff0c\u4ee5\u51cf\u5c11\u7f1d\u9699\u6cc4\u6f0f\u3002\u82e5\u6a21\u5757\u4f53\u79ef\u6709\u9650\uff0c\u4e5f\u53ef\u901a\u8fc7\u5728\u91d1\u5c5e\u5916\u58f3\u5185\u4fa7\u6216\u7535\u8def\u677f\u5173\u952e\u533a\u57df\u6dfb\u52a0\u5438\u6ce2\u6750\u6599\u7684\u65b9\u5f0f\uff0c\u5f31\u5316\u9ad8\u9891\u8026\u5408\u8def\u5f84\u3002\u6574\u4f53\u800c\u8a00\uff0c\u53ea\u6709\u5728\u5929\u7ebf\u5e03\u5c40\u3001\u963b\u6297\u5339\u914d\u3001\u5c4f\u853d\u4e0e\u63a5\u5730\u7b56\u7565\u7b49\u65b9\u9762\u5747\u7ecf\u8fc7\u4e25\u8c28\u8bbe\u8ba1\uff0c\u624d\u80fd\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u7535\u78c1\u5e72\u6270\uff0c\u4e3a433MHz\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u63d0\u4f9b\u53ef\u9760\u7684\u7269\u7406\u73af\u5883\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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