{"id":2198,"date":"2019-03-11T03:27:57","date_gmt":"2019-03-11T03:27:57","guid":{"rendered":""},"modified":"2019-03-11T11:28:24","modified_gmt":"2019-03-11T03:28:24","slug":"%e5%9f%ba%e4%ba%8e%e5%ae%9e%e7%8e%b0%e6%9b%b4%e5%bf%abrf%e8%ae%be%e8%ae%a1%e7%9a%84%e6%9e%84%e5%bb%ba%e6%a8%a1%e5%9d%97%e7%ad%96%e7%95%a5%e6%b5%85%e6%9e%90","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=2198","title":{"rendered":"\u57fa\u4e8e\u5b9e\u73b0\u66f4\u5febRF\u8bbe\u8ba1\u7684\u6784\u5efa\u6a21\u5757\u7b56\u7565\u6d45\u6790"},"content":{"rendered":"

\n\t\u53d7\u7269\u8054\u7f51\uff08IoT<\/u>\uff09\u8fd9\u4e00\u65e5\u76ca\u666e\u53ca\u7684\u5e94\u7528\u6240\u9a71\u52a8\uff0c\u6211\u4eec\u751f\u6d3b\u5728\u4e00\u4e2a\u8fde\u63a5\u6027\u8d8a\u6765\u8d8a\u5f3a\u7684\u4e16\u754c\uff0c\u7535\u5b50\u8bbe\u8ba1\u9700\u8981\u63d0\u4f9b\u65e0\u5904\u4e0d\u5728\u7684\u65e0\u7ebf\u901a\u4fe1<\/u>\u3002\u4ece\u53ef\u7a7f\u6234\u8bbe\u5907\u5230\u667a\u80fd\u5bb6\u7535\uff0c\u96c6\u6210RF\u7684\u5e94\u7528\u5176\u8303\u56f4\u6b63\u5728\u8fc5\u901f\u6269\u5927\u3002\u56e0\u6b64\uff0c\u8fd9\u79cd\u65e0\u7ebf\u7535\u94fe\u8def\uff08\u7a7a\u4e2d\u65e0\u7ebf\u63a5\u53e3\uff09\u7684\u6807\u51c6\u6570\u91cf\u4e5f\u5728\u8fc5\u901f\u589e\u52a0\u3002\u6b64\u5916\uff0c\u8fd8\u6709\u4f20\u7edf\u7684\u65e0\u7ebf\u6570\u636e\u3001\u536b\u661f\u901a\u4fe1\u3001\u822a\u7a7a\u548c\u6d77\u4e8b\u7b49\u4e13\u4e1a\u5c04\u9891\u5e02\u573a\uff0c\u4ee5\u53ca\u79d1\u5b66\u3001\u533b\u7597\u548c\u5de5\u4e1a\u7b49\u5176\u4ed6\u5e94\u7528\u3002<\/p>\n

\n\t\u5373\u4f7f\u662f\u5bf9\u4e8eWi-Fi<\/u>\u548c\u84dd\u7259<\/u>\u7b49\u65e0\u5904\u4e0d\u5728\u76842.4GHz\u65e0\u7ebf\u5e94\u7528\uff0c\u7531\u4e8eHF\u3001VHF\u548cUHF\u7cfb\u7edf\u7684\u591a\u6837\u6027\uff0c\u8f83\u4f4e\u7684\u65e0\u7ebf\u7535\u9891\u8c31\u4ecd\u7136\u975e\u5e38\u6d3b\u8dc3\uff0c\u5176\u4e2d\u4e00\u4e9b\u7cfb\u7edf\u5360\u7528\u4e86\u4ee5\u524d\u5730\u9762\u5e7f\u64ad\u4f7f\u7528\u7684\u9891\u6bb5\u3002\u9762\u5bf9\u5728\u65b0\u4ea7\u54c1\u8bbe\u8ba1\u4e2d\u9700\u8981\u96c6\u6210\u5c04\u9891\u529f\u80fd\uff0c\u5e76\u8003\u8651\u5230\u4ea7\u54c1\u4e0a\u5e02\u65f6\u95f4\u4e0d\u65ad\u589e\u5927\u7684\u538b\u529b\uff0c\u8bb8\u591a\u5de5\u7a0b\u5e08\u6b63\u5728\u53d1\u73b0\u8fd9\u9879\u4efb\u52a1\u8d8a\u6765\u8d8a\u4ee4\u4eba\u671b\u800c\u751f\u754f\u3002\u91c7\u7528\u5206\u7acb\u65b9\u6848\u8bbe\u8ba1\u7684\u4f20\u7edf\u65b9\u6cd5\u5c06\u5f88\u5feb\u88ab\u653e\u5f03\uff0c\u4f46\u7535\u5b50\u8bbe\u8ba1\u4ecd\u7136\u9700\u8981\u6ee1\u8db3\u63d0\u4f9b\u8fde\u63a5\u80fd\u529b\u7684\u5f3a\u52b2\u9700\u6c42\u3002<\/p>\n

\n\t <\/div>\n

\n\t\u4e3a\u4e86\u5e2e\u52a9\u89e3\u51b3\u8fd9\u4e2a\u96be\u9898\uff0cRF\u8bbe\u8ba1\u4eba\u5458\u9700\u8981\u5bfb\u6c42\u7845\u65e0\u7ebf\u7535\u4f9b\u5e94\u5546\u7684\u5e2e\u52a9\uff0c\u8fd9\u4e9b\u4f9b\u5e94\u5546\u4e13\u4e3a\u5168\u7403\u7535\u4fe1\u7cfb\u7edf\u8bbe\u8ba1\u3001\u5f00\u53d1\u548c\u4f9b\u8d27\u4f4e\u529f\u8017\u6a21\u62df\u3001\u6570\u5b57\u548c\u6df7\u5408\u4fe1\u53f7\u534a\u5bfc\u4f53\u89e3\u51b3\u65b9\u6848\u3002\u6b64\u5916\uff0c\u4ed6\u4eec\u8fd8\u63d0\u4f9b\u4e00\u7cfb\u5217\u6a21\u5757\u5316\u6784\u5efa\u6a21\u5757\uff0c\u53ef\u4ee5\u4f5c\u4e3a“\u65e0\u7ebf\u524d\u7aef”\u7684\u90e8\u5206\u6216\u5168\u90e8\u5b9e\u65bd\u65b9\u6848\u3002<\/p>\n

\n\t\u603b\u4e4b\uff0c\u6b64\u7c7b\u5668\u4ef6\u662f\u9488\u5bf9HF \/ VHF \/ UHF\u8bbe\u8ba1\u6240\u9700\u7684\u9ad8\u7075\u6d3b\u5ea6\u3001\u9ad8\u6027\u80fdIC\uff0c\u53ef\u4ee5\u4f7f\u5de5\u7a0b\u5e08\u91c7\u7528\u6784\u5efa\u6a21\u5757\u7684\u65b9\u6cd5\u8fdb\u884cRF\u8bbe\u8ba1\uff0c\u8fd9\u79cd\u65b9\u6cd5\u901a\u8fc7\u4f7f\u7528\u591a\u529f\u80fd\u3001\u4f4e\u529f\u8017\u548c\u826f\u597d\u652f\u6301\u7684RF IC\u5668\u4ef6\u6765\u52a0\u5feb\u8bbe\u8ba1\u8fdb\u7a0b\u3002<\/p>\n

\n\t\u5c04\u9891\u8bbe\u8ba1\u548c\u5e94\u7528\u7684\u6311\u6218<\/p>\n

\n\t\u8bbe\u8ba1RF\u7535\u8def<\/u>\u53ef\u80fd\u975e\u5e38\u5177\u6709\u6311\u6218\u6027\u3002\u4e00\u4e9b\u5de5\u7a0b\u5e08\u66f4\u559c\u6b22\u4f7f\u7528\u5206\u7acb\u5668\u4ef6\u6765\u521b\u5efa\u8bbe\u8ba1\u3002\u7136\u800c\uff0c\u8003\u8651\u5230\u9700\u8981\u9886\u5148\u7ade\u4e89\u5bf9\u624b\u800c\u7387\u5148\u5c06\u4ea7\u54c1\u4e0a\u5e02\u7684\u5feb\u901f\u53d1\u5c55\u5546\u4e1a\u538b\u529b\uff0c\u4e0a\u8ff0\u65b9\u6cd5\u4e0d\u592a\u5408\u9002\u3002\u8fd9\u4e9b\u56e0\u7d20\u6b63\u5728\u63a8\u52a8\u65e0\u7ebf\u5e94\u7528\u7684\u91cd\u5927\u53d8\u9769\u3002<\/p>\n

\n\t\u65e0\u7ebf\u7f51\u7edc\u6b63\u5728\u5411\u66f4\u9ad8\u6570\u636e\u901f\u7387\u548c\u66f4\u9ad8\u5bb9\u91cf\u6f14\u8fdb\uff0cWi-Fi\u548c\u84dd\u7259\u7b49\u5e94\u7528\u5c31\u662f\u5176\u4e2d\u7684\u4ee3\u8868\uff0c\u8fd9\u4e5f\u662f\u534a\u5bfc\u4f53\u884c\u4e1a\u7684\u4e3b\u8981\u53d1\u5c55\u52a8\u529b\u4e4b\u4e00\u3002\u8fd9\u79cd\u6f14\u5bf9\u5f53\u524d\u7684\u8bbe\u8ba1\u6280\u672f\u63d0\u51fa\u4e86\u8bb8\u591a\u6311\u6218\uff0c\u7279\u522b\u662f\u5bf9\uff08\u8d85\uff09\u4f4e\u529f\u8017\u7684\u82db\u523b\u8981\u6c42\u3002\u65e0\u7ebf\u670d\u52a1\u7684\u5feb\u901f\u589e\u957f\u4f7f\u4e1a\u754c\u5bf9\u9ad8\u96c6\u6210\u5ea6\u548c\u4f4e\u6210\u672c\u89e3\u51b3\u65b9\u6848\u7684\u9700\u6c42\u4e0d\u65ad\u6500\u5347\uff0c\u5feb\u901f\u589e\u957f\u7684\u5e02\u573a\u548c\u6fc0\u70c8\u7684\u7ade\u4e89\u9700\u8981\u975e\u5e38\u77ed\u7684\u7cfb\u7edf\u5f00\u53d1\u5468\u671f\u3002\u4e3a\u4e86\u5e94\u5bf9\u8fd9\u79cd\u8d8b\u52bf\uff0c\u91c7\u7528\u65e0\u7ebf\u7cfb\u7edf\u7684\u65b0\u8bbe\u8ba1\u65b9\u6cd5\u5df2\u6210\u4e3a\u5f53\u52a1\u4e4b\u6025\u3002<\/p>\n

\n\t\u4ee5\u57fa\u4e8e\u5e73\u53f0\u7684\u8bbe\u8ba1\u4e3a\u57fa\u7840\uff0c\u4e1a\u754c\u51fa\u73b0\u4e86\u4e00\u79cd\u6bd4\u91c7\u7528\u5206\u7acbRF\u5668\u4ef6\u7684\u4f20\u7edf\u65b9\u6cd5\u66f4\u597d\u7684\u65b0\u8bbe\u8ba1\u601d\u8def\uff0c\u5b83\u91c7\u7528\u4e86\u66f4\u9ad8\u5c42\u6b21\u7684\u62bd\u8c61\uff0c\u5373\u6784\u5efa\u6a21\u5757\u3001\u66f4\u597d\u7684\u53ef\u91cd\u7528\u6027\u548c\u5bf9\u7cfb\u7edf\u6027\u80fd\u7684\u65e9\u671f\u8003\u8651\u3002<\/p>\n

\n\t\"\u57fa\u4e8e\u5b9e\u73b0\u66f4\u5febRF\u8bbe\u8ba1\u7684\u6784\u5efa\u6a21\u5757\u7b56\u7565\u6d45\u6790\"<\/p>\n

\n\t\u8fd9\u91cc\u4e00\u4e2a\u5f88\u597d\u7684\u4f8b\u5b50\u5c31\u662f\u65e0\u7ebf\u63a5\u6536\u5668\u8bbe\u8ba1\uff0c\u4e00\u4e2a\u7531RF\u3001\u6a21\u62df\u548c\u6df7\u5408\u4fe1\u53f7\u7ec4\u4ef6\u7ec4\u6210\u7684\u590d\u6742\u7cfb\u7edf\u3002\u4f20\u7edf\u4e0a\uff0c\u7cfb\u7edf\u8bbe\u8ba1\u548c\u5206\u7acb\u7535\u8def\u8bbe\u8ba1\u662f\u5206\u5f00\u8fdb\u884c\u7684\u3002\u4f46\u91c7\u7528\u6784\u5efa\u6a21\u5757\u8bbe\u8ba1\u65b9\u6cd5\uff0c\u65e0\u7ebf\u63a5\u6536\u5668\u8bbe\u8ba1\u4e2d\u7684\u51e0\u4e2a\u6311\u6218\u90fd\u5f97\u5230\u4e86\u5f88\u597d\u7684\u534f\u8c03\u3002<\/p>\n

\n\t\u603b\u90e8\u4f4d\u4e8e\u82f1\u56fd\u7684CML Microcircuits\u662f\u4e00\u5bb6\u63d0\u4f9bRF\u6784\u5efa\u6a21\u5757\u89e3\u51b3\u65b9\u6848\u7684\u5168\u7403\u9886\u5148\u4f01\u4e1a\uff0c\u5176\u89e3\u51b3\u65b9\u6848\u975e\u5e38\u9002\u5408\u5404\u79cd\u7cfb\u7edf\u3002\u4e0b\u56fe\uff08\u56fe2\uff09\u663e\u793a\u4e86\u91c7\u7528\u9ad8\u96c6\u6210\u5ea6\u5b9e\u65bd\u65b9\u6848\u7684\u5178\u578b\u7cfb\u7edf\u67b6\u6784\u793a\u4f8b\uff1a\u6570\u5b57\/\u6a21\u62df\u53cc\u5411\u65e0\u7ebf\u7535\uff08TWR\uff09\u3001\u65e0\u7ebf\u6570\u636e\uff08WD\uff09\u9065\u6d4b\u548c\u8f6f\u4ef6\u5b9a\u4e49\u65e0\u7ebf\u7535\uff08SDR\uff09\u3002<\/p>\n

\n\t\u8fd9\u4e9b\u8bbe\u8ba1\u4e2d\u7684\u6784\u5efa\u5757\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u5143\u7d20\uff1a<\/p>\n

\n\t\u63a5\u6536\u5668\uff08Rx\uff09 - \u8bbe\u8ba1\u8003\u8651\u56e0\u7d20\u5305\u62ec\u5206\u914dRF\u3001\u4e2d\u9891\uff08IF\uff09\u548c\u57fa\u5e26\uff08BB\uff09\u7535\u5b50\u5668\u4ef6\u7684\u589e\u76ca\u3002<\/p>\n

\n\t\u53d1\u5c04\u5668\uff08Tx\uff09 - \u4e00\u4e2a\u5c04\u9891\u53d1\u5c04\u5668\u6267\u884c\u8c03\u5236\u3001\u4e0a\u53d8\u9891\u548c\u529f\u7387\u653e\u5927\u3002<\/p>\n

\n\t\u6536\u53d1\u5668<\/u>\uff08XCVR<\/u>\uff09 - \u4ee5\u4e0a\u4e24\u8005\u7684\u7ec4\u5408\u3002<\/p>\n

\n\t\u529f\u7387\u653e\u5927\u5668<\/u>\uff08PA\uff09 - RF\u529f\u7387\u653e\u5927\u5668<\/u>\u662f\u5b9e\u73b0\u6027\u80fd\u3001\u53ef\u9760\u6027\u548c\u53ef\u63a5\u53d7\u6210\u672c\u7684\u5173\u952e\u56e0\u7d20\u3002<\/p>\n

\n\t\u6df7\u9891\u5668 - \u5177\u6709\u4e24\u4e2a\u4e3b\u8981\u529f\u80fd\u7684\u9891\u7387\u8f6c\u6362\u8bbe\u5907\uff1a<\/p>\n

\n\t\u5c06RF\u9891\u7387\u8f6c\u6362\u4e3a\u4e2d\u9891\uff08IF\uff09\u6216\u57fa\u5e26\u3002<\/p>\n

\n\t\u5c06BB\u6216IF\u4fe1\u53f7\u8f6c\u6362\u4e3a\u66f4\u9ad8\u7684IF\u6216RF\u8fdb\u884c\u4f20\u8f93\u3002<\/p>\n

\n\t\u672c\u673a\u632f\u8361\u5668<\/u>\uff08LO\uff09 - \u5728\u653e\u5927\u5668\u5177\u6709\u6ee1\u8db3\u5e45\u5ea6\u548c\u76f8\u4f4d\u6761\u4ef6\u7684\u53cd\u9988\u8def\u5f84\u65f6\u5373\u53ef\u4ea7\u751f\u632f\u8361\u3002 \u538b\u63a7\u632f\u8361\u5668\uff08VCO\uff09\u53ef\u7528\u4f5c\u53ef\u7f16\u7a0b\u9501<\/u>\u76f8\u73af<\/u>\uff08PLL\uff09\u7684\u4e00\u90e8\u5206\u6765\u8c03\u8c10\u7ed9\u5b9a\u9891\u7387\u8303\u56f4\u5185\u7684LO\u3002<\/p>\n

\n\t\"\u57fa\u4e8e\u5b9e\u73b0\u66f4\u5febRF\u8bbe\u8ba1\u7684\u6784\u5efa\u6a21\u5757\u7b56\u7565\u6d45\u6790\"<\/p>\n

\n\tCML Microcircuits\u9488\u5bf9\u5c04\u9891\u8bbe\u8ba1\u7684\u6784\u5efa\u6a21\u5757\u65b9\u6cd5<\/p>\n

\n\t\u5982\u679c\u80fd\u4f7f\u7528\u73b0\u6709\u7684\u5546\u7528\u5668\u4ef6\u6765\u5b9e\u73b0RF\u8bbe\u8ba1\u89e3\u51b3\u65b9\u6848\u5c06\u662f\u975e\u5e38\u6709\u5229\u7684\u3002CML\u7684CM97x\u548cCM99x\u7cfb\u5217\u5668\u4ef6\u5305\u62ec\u96c6\u6210\u7684\u63a5\u6536\u5668\u3001\u53d1\u5c04\u5668\u3001\u6536\u53d1\u5668\u3001\u8c03\u5236\u5668\/\u89e3\u8c03\u5668\u548cPLL\u529f\u80fd\uff0c\u80fd\u591f\u52a0\u901f\u8bbe\u8ba1\u8fdb\u7a0b\uff0c\u5e76\u7f29\u77ed\u4ea7\u54c1\u4e0a\u5e02\u65f6\u95f4\u3002\u5668\u4ef6\u7684\u4e3b\u8981\u6027\u80fd\u6458\u8981\u5982\u4e0b\uff1a<\/p>\n

\n\tCMX971 - \u8fd9\u662f\u4e00\u6b3e\u5177\u6709\u5bbd\u9891\u7387\u5de5\u4f5c\u8303\u56f4\u7684\u9ad8\u6027\u80fd\u6b63\u4ea4\u8c03\u5236\u5668\u3002 CMX971\u7684\u63a7\u5236\u53ef\u4ee5\u901a\u8fc7\u4e32\u884c\u603b\u7ebf\u6216\u76f4\u63a5\u63a7\u5236\u6765\u5b9e\u73b0\uff0c\u53ef\u7f16\u7a0b\u529f\u80fd\u5305\u62ecLO\u5206\u9891\u5668\u5206\u9891\u6bd4\uff082\u62164\uff09\u548c\u4f18\u5316\u8fd0\u884c\uff08\u9488\u5bf9\u566a\u58f0\u6216\u7ebf\u6027\uff09\u3002<\/p>\n

\n\t\"\u57fa\u4e8e\u5b9e\u73b0\u66f4\u5febRF\u8bbe\u8ba1\u7684\u6784\u5efa\u6a21\u5757\u7b56\u7565\u6d45\u6790\"<\/p>\n

\n\t\u56fe3\uff1a\u91c7\u7528CMX971\u6b63\u4ea4\u89e3\u8c03\u5668\u3001CMX970 IF\/RF\u6b63\u4ea4\u89e3\u8c03\u5668\u548cCMX983\u53ef\u7f16\u7a0b\u57fa\u5e26\u63a5\u53e3IC\u7684\u5178\u578b\u7cfb\u7edf\u5e94\u7528\u3002<\/p>\n

\n\tCMX975 - \u8fd9\u662f\u4e00\u6b3e\u80fd\u591f\u6269\u5927CML\u5c04\u9891\u6784\u5efa\u6a21\u5757\u9891\u7387\u8303\u56f4\u7684IC\uff0c\u5b83\u5177\u5907\u591a\u79cd\u529f\u80fd\uff1aRF PLL\/VCO\u3001IF PLL\/VCO\u3001\u53d1\u9001\u4e0a\u53d8\u9891\u6df7\u9891\u5668\u3001\u63a5\u6536\u4e0b\u53d8\u9891\u6df7\u9891\u5668\u548c\u4f4e\u566a\u58f0\u653e\u5927\u5668\uff08LNA\uff09\u3002RF\u9ad8\u9891\u5408\u6210\u5668\u91c7\u7528\u5c0f\u6570N\u5206\u9891\u8bbe\u8ba1\uff0c\u4f7f\u7528\u5b8c\u5168\u96c6\u6210\u7684\u5185\u90e8VCO\u6216\u9ad8\u8fbe6 GHz\u7684\u5916\u90e8VCO\uff0c\u5de5\u4f5c\u9891\u7387\u9ad8\u8fbe3.6 GHz\u3002 IF\u5408\u6210\u5668\u91c7\u7528\u6574\u6570N\u5206\u9891\u8bbe\u8ba1\uff0c\u5de5\u4f5c\u9891\u7387\u9ad8\u8fbe1 GHz\uff0c\u5b83\u5177\u6709\u96c6\u6210\u7684VCO\uff0c\u53ea\u9700\u8981\u4e00\u4e2a\u5916\u90e8\u7535\u611f<\/u>\u6765\u8bbe\u7f6e\u9891\u7387\u3002 Rx\u6df7\u9891\u5668\u53ef\u4ee5\u914d\u7f6e\u4e3a\u955c\u50cf\u6291\u5236\u6216\u901a\u5e38\u6a21\u5f0f\uff0c\u800cTx\u6df7\u9891\u5668\u53ef\u4ee5\u914d\u7f6e\u4e3a\u8fb9\u5e26\u6291\u5236\u6216\u6b63\u5e38\u6a21\u5f0f\u3002\u96c6\u6210\u7684LNA\u5206\u4e09\u6b65\u63d0\u4f9b18 dB\u7684\u589e\u76ca\u964d\u4f4e\u3002<\/p>\n

\n\t\"\u57fa\u4e8e\u5b9e\u73b0\u66f4\u5febRF\u8bbe\u8ba1\u7684\u6784\u5efa\u6a21\u5757\u7b56\u7565\u6d45\u6790\"<\/p>\n

\n\t\u56fe4\uff1aCMX975\u8bbe\u8ba1\u7528\u4e8e\u4e0eCML\u7684CMX973\u6b63\u4ea4\u8c03\u5236\u5668\/\u89e3\u8c03\u5668\u4e00\u8d77\u5de5\u4f5c\uff0c\u4ee5\u63d0\u4f9b\u4e00\u4e2a\u5de5\u4f5c\u9891\u7387\u8303\u56f4\u4e3a1\u81f32.7 GHz\u7684\u7b80\u5355\u4e14\u7ecf\u6d4e\u9ad8\u6548\u7684\u9ad8\u9891\u8d85\u7ea7\u6536\u53d1\u5668\u3002<\/p>\n

\n\tCMX99x – \u5305\u62ecCMX991\u6b63\u4ea4\u6536\u53d1\u5668\u3001CMX992\u6b63\u4ea4\u63a5\u6536\u5668\u3001CMX993\/993W\u6b63\u4ea4\u8c03\u5236\u5668\u3001CMX994A\/E\u76f4\u63a5\u8f6c\u6362\u63a5\u6536\u5668\u548cCMX998\u7b1b\u5361\u5c14\u53cd\u9988\u73af\u8def\u53d1\u9001\u5668\u3002\u8be5\u7cfb\u5217\u4ea7\u54c1\u5de5\u4f5c\u5728100 MHz\u81f31 GHz \u7684RF\u9891\u7387\u8303\u56f4\uff0cCMX993\/993W\u548cCMX998\u7684\u5de5\u4f5c\u9891\u7387\u53ef\u4f4e\u8fbe30 MHz\uff0c\u5177\u6709\u975e\u5e38\u9ad8\u7684\u7075\u6d3b\u6027\u3002\u8fd9\u4e9bIC\u53ef\u4ee5\u5355\u72ec\u6216\u7ec4\u5408\u4f7f\u7528\uff0c\u80fd\u591f\u6ee1\u8db3\u6052\u5b9a\u5305\u7edc\uff08constant-envelope\uff09\u548c\u7ebf\u6027\u8c03\u5236\u7cfb\u7edf\u4e2d\u6570\u636e\u548c\u7f16\u7801\u8bed\u97f3\u8fd0\u884c\u4e2d\u7684\u8bb8\u591a\u65e0\u7ebf\u683c\u5f0f\u9700\u6c42\u3002\u4e3a\u4e86\u8282\u7701PCB<\/u>\u6210\u672c\uff0c\u8fd9\u4e9b\u4ea7\u54c1\u53ea\u9700\u6700\u5c11\u91cf\u7684\u5916\u90e8\u7535\u8def\uff0c\u5e76\u91c7\u7528\u7d27\u51d1\u578bVQFN\u5c01\u88c5\u3002\u4e3a\u4e86\u5b9e\u73b0\u6700\u77ed\u7684\u8bbe\u8ba1\u96c6\u6210\u65f6\u95f4\uff0cCMX99x\u7cfb\u5217\u4ea7\u54c1\u5177\u6709\u73b0\u6210\u7684\u8bc4\u4f30\u548c\u6f14\u793a\u8f85\u52a9\u4ee5\u53ca\u4e00\u7cfb\u5217\u5e94\u7528\u4fe1\u606f\u652f\u6301\u3002<\/p>\n

\n\t\"\u57fa\u4e8e\u5b9e\u73b0\u66f4\u5febRF\u8bbe\u8ba1\u7684\u6784\u5efa\u6a21\u5757\u7b56\u7565\u6d45\u6790\"<\/p>\n

\n\t\u56fe5\uff1a\u91c7\u7528CMX971\u548cCMX994A\/E\u8fdb\u884c\u7ec4\u5408\u8bbe\u8ba1\u7684\u5e94\u7528\u793a\u4f8b\u3002<\/p>\n

\n\t\u7ed3\u8bba<\/p>\n

\n\t\u4e0e\u4f7f\u7528\u5206\u7acb\u5143\u4ef6\u548c\u7535\u8def\u7684\u65b9\u6848\u76f8\u6bd4\uff0c\u91c7\u7528\u6784\u5efa\u6a21\u5757\u6216\u6a21\u5757\u5316\u65b9\u6cd5\u8fdb\u884cRF\u8bbe\u8ba1\u5177\u6709\u4e0b\u5217\u4e3b\u8981\u4f18\u52bf\u548c\u76ca\u5904\uff1a<\/p>\n

\n\t\u8f83\u77ed\u7684\u8bbe\u8ba1\u5468\u671f\u3002<\/p>\n

\n\t\u66f4\u5feb\u7684\u4ea7\u54c1\u4e0a\u5e02\u65f6\u95f4\uff0c\u66f4\u77ed\u7684\u4ea7\u54c1\u8d62\u5229\u65f6\u95f4\u3002<\/p>\n

\n\t\u5bf9\u5b8c\u6210\u8bbe\u8ba1\u53ea\u9700\u8fdb\u884c\u66f4\u7b80\u5355\u7684\u6d4b\u8bd5\u3002<\/p>\n

\n\t\u5b8c\u6210\u8bbe\u8ba1\u6240\u9700\u7684\u7ec4\u4ef6\u66f4\u5c11\u3002<\/p>\n

\n\t\u5b9e\u73b0\u66f4\u9ad8\u7684\u53ef\u9760\u6027\u3002<\/p>\n

\n\t\u5177\u6709\u66f4\u9ad8\u7684\u6027\u80fd\u3002<\/p>\n

\n\t\u80fd\u591f\u66f4\u597d\u5730\u63a7\u5236\u516c\u5dee\u5197\u4f59\u3002<\/p>\n

\n\t\u5b9e\u73b0\u66f4\u4f4e\u6210\u672c\u7684\u6700\u7ec8\u4ea7\u54c1\u3002<\/p>\n

\n\t\u5c3d\u7ba1\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u4f7f\u7528\u5206\u7acb\u5143\u4ef6\u53ef\u4ee5\u4e3a\u67d0\u4e9b\u5e94\u7528\u63d0\u4f9b\u66f4\u9ad8\u7a0b\u5ea6\u7684\u7075\u6d3b\u6027\uff0c\u4f46\u4f7f\u7528\u96c6\u6210\u5f0f\u6784\u5efa\u6a21\u5757\u53ef\u4ee5\u5b9e\u73b0\u4e0a\u8ff0\u5217\u51fa\u7684\u90e8\u5206\uff08\u6216\u662f\u5168\u90e8\uff09\u4f18\u52bf\u3002CML\u63d0\u4f9b\u7684\u6280\u672f\u548c\u4ea7\u54c1\u975e\u5e38\u9002\u5408\u8fd9\u79cd\u5c04\u9891\u8bbe\u8ba1\u65b9\u6cd5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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