{"id":96681,"date":"2024-08-12T14:17:16","date_gmt":"2024-08-12T06:17:16","guid":{"rendered":"\/\/www.dealsbon.com\/?p=96681"},"modified":"2024-08-12T14:17:23","modified_gmt":"2024-08-12T06:17:23","slug":"dzsfdqdzy","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/96681.html","title":{"rendered":"\u4f4e\u566a\u58f0\u653e\u5927\u5668\u7684\u4f5c\u7528"},"content":{"rendered":"\n<p>\u3000\u3000<strong>\u4f4e\u566a\u58f0\u653e\u5927\u5668(Low Noise Amplifier, LNA)<\/strong>\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u653e\u5927\u4ece\u7a7a\u4e2d\u63a5\u6536\u5230\u7684\u5fae\u5f31\u4fe1\u53f7\uff0c\u5e76\u964d\u4f4e\u566a\u58f0\u5e72\u6270\uff0c\u4ee5\u63d0\u4f9b\u7cfb\u7edf\u89e3\u8c03\u6240\u9700\u7684\u4fe1\u606f\u6570\u636e\u3002\u5176\u4e3b\u8981\u529f\u80fd\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u63d0\u9ad8\u4fe1\u53f7\u8d28\u91cf<\/strong>\uff1a\u5728\u63a5\u6536\u4fe1\u53f7\u524d\uff0cLNA\u53ef\u4ee5\u653e\u5927\u5fae\u5f31\u7684\u4fe1\u53f7\uff0c\u4f7f\u5f97\u4fe1\u53f7\u5f3a\u5ea6\u8fbe\u5230\u540e\u7eed\u7535\u8def\u6240\u9700\u7684\u6c34\u5e73\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u51cf\u5c11\u566a\u58f0\u5e72\u6270<\/strong>\uff1a\u7531\u4e8eLNA\u5177\u6709\u4f4e\u566a\u58f0\u7684\u7279\u6027\uff0c\u5b83\u53ef\u4ee5\u5c3d\u53ef\u80fd\u5730\u51cf\u5c11\u566a\u58f0\u5f15\u5165\uff0c\u4ece\u800c\u4fdd\u8bc1\u4fe1\u53f7\u7684\u5b8c\u6574\u6027\u548c\u4fe1\u566a\u6bd4\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u63d0\u9ad8\u7cfb\u7edf\u7075\u654f\u5ea6\u548c\u6269\u5927\u63a5\u6536\u8303\u56f4<\/strong>\uff1aLNA\u7528\u4e8e\u65e0\u7ebf\u901a\u4fe1\u3001\u536b\u661f\u901a\u4fe1\u3001\u96f7\u8fbe\u3001\u65e0\u7ebf\u7535\u89c6\u3001\u624b\u673a\u7b49\u5e94\u7528\u4e2d\uff0c\u7528\u4e8e\u63d0\u9ad8\u7cfb\u7edf\u7684\u7075\u654f\u5ea6\u548c\u6269\u5927\u63a5\u6536\u8303\u56f4\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5173\u952e\u7ec4\u4ef6\u4f4d\u7f6e<\/strong>\uff1aLNA\u901a\u5e38\u4f4d\u4e8e\u975e\u5e38\u9760\u8fd1\u68c0\u6d4b\u8bbe\u5907\u7684\u4f4d\u7f6e\uff0c\u4ee5\u51cf\u5c11\u9988\u7ebf\u4e2d\u7684\u635f\u8017\uff0c\u786e\u4fdd\u4fe1\u53f7\u5728\u8fdb\u5165\u540e\u7eed\u5904\u7406\u9636\u6bb5\u65f6\u4fdd\u771f\u5ea6\u9ad8\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u8bbe\u8ba1\u8981\u6c42<\/strong>\uff1a\u4e3a\u4e86\u51cf\u5c0f\u653e\u5927\u5668\u672c\u8eab\u7684\u566a\u58f0\uff0c\u9700\u8981\u5728\u653e\u5927\u5668\u5355\u5143\u524d\u540e\u52a0\u4e0a\u5408\u9002\u7684\u5339\u914d\u7f51\u7edc\uff0c\u4f7f\u5f97\u8f93\u5165\u4fe1\u53f7\u7684\u529f\u7387\u5f97\u5230\u6700\u5927\u5316\uff0c\u800c\u566a\u58f0\u529f\u7387\u5f97\u5230\u6700\u5c0f\u5316\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000<strong>\u4f4e\u566a\u58f0\u653e\u5927\u5668\u5728\u65e0\u7ebf\u901a\u4fe1\u548c\u5c04\u9891\u7cfb\u7edf\u4e2d\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\uff0c\u901a\u8fc7\u653e\u5927\u5fae\u5f31\u4fe1\u53f7\u5e76\u5c3d\u91cf\u51cf\u5c11\u566a\u58f0\u5e72\u6270\uff0c\u4e3a\u540e\u7eed\u7684\u4fe1\u53f7\u5904\u7406\u63d0\u4f9b\u4e86\u9ad8\u8d28\u91cf\u7684\u8f93\u5165\u4fe1\u53f7\u3002<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 \u4f4e\u566a\u58f0\u653e\u5927\u5668\u7684\u5de5\u4f5c\u539f\u7406\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000\u4f4e\u566a\u58f0\u653e\u5927\u5668(Low Noise Amplifier\uff0cLNA)\u7684\u5de5\u4f5c\u539f\u7406\u4e3b\u8981\u6d89\u53ca\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u4fe1\u53f7\u63a5\u6536\u4e0e\u8f93\u5165<\/strong>\uff1a\u4f4e\u566a\u58f0\u653e\u5927\u5668\u7684\u8f93\u5165\u90e8\u5206\u901a\u5e38\u5305\u62ec\u5929\u7ebf\u3001\u5339\u914d\u7f51\u7edc\u548cLNA\u82af\u7247\u3002\u5929\u7ebf\u5c06\u63a5\u6536\u5230\u7684\u5fae\u5f31\u4fe1\u53f7\u9001\u5165\u5339\u914d\u7f51\u7edc\uff0c\u5339\u914d\u7f51\u7edc\u5bf9\u8f93\u5165\u4fe1\u53f7\u8fdb\u884c\u9002\u5f53\u7684\u8c03\u6574\uff0c\u4ee5\u4fdd\u8bc1\u4fe1\u53f7\u80fd\u591f\u6700\u5927\u7a0b\u5ea6\u5730\u88ab\u4f20\u8f93\u5230LNA\u82af\u7247\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4fe1\u53f7\u653e\u5927<\/strong>\uff1aLNA\u7684\u4e3b\u8981\u4efb\u52a1\u662f\u63a5\u6536\u5fae\u5f31\u7684\u8f93\u5165\u4fe1\u53f7\uff0c\u5e76\u901a\u8fc7\u653e\u5927\u8fd9\u4e9b\u4fe1\u53f7\u6765\u63d0\u9ad8\u7cfb\u7edf\u7684\u7075\u654f\u5ea6\u548c\u4fe1\u566a\u6bd4\u3002\u8bbe\u8ba1\u76ee\u6807\u662f\u5728\u589e\u52a0\u4fe1\u53f7\u529f\u7387\u7684\u540c\u65f6\uff0c\u5c3d\u53ef\u80fd\u51cf\u5c11\u566a\u58f0\u548c\u5931\u771f\uff0c\u4ece\u800c\u4fdd\u8bc1\u8f93\u51fa\u4fe1\u53f7\u7684\u8d28\u91cf\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u566a\u58f0\u63a7\u5236<\/strong>\uff1a\u4e3a\u4e86\u964d\u4f4e\u566a\u58f0\uff0cLNA\u53ef\u4ee5\u901a\u8fc7\u589e\u76ca\u8c03\u6574\u3001\u6ee4\u6ce2\u3001\u4f18\u5316\u653e\u5927\u5668\u7684\u8f93\u5165\u548c\u8f93\u51fa\u963b\u6297\u4ee5\u5339\u914d\u4fe1\u53f7\u6e90\u548c\u8d1f\u8f7d\u963b\u6297\u3001\u4f18\u5316\u653e\u5927\u5668\u7684\u7a33\u5b9a\u6027\u548c\u7ebf\u6027\u5ea6\u7b49\u65b9\u6cd5\u6765\u5b9e\u73b0\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u8bbe\u8ba1\u8981\u6c42\u4e0e\u53c2\u6570<\/strong>\uff1a\u9ad8\u6027\u80fd\u4f4e\u566a\u58f0\u653e\u5927\u5668\u7684\u8bbe\u8ba1\u9700\u8981\u8003\u8651\u591a\u4e2a\u5173\u952e\u53c2\u6570\uff0c\u5305\u62ec\u566a\u58f0\u7cfb\u6570\u3001\u8f93\u51651 dB\u538b\u7f29\u70b9\u3001\u8f93\u5165\u4e8c\u9636\u548c\u4e09\u9636\u622a\u83b7\u3001\u589e\u76ca\u3001\u76f4\u6d41\u529f\u7387\u3001\u5e26\u5bbd\u3001\u5de5\u4f5c\u9891\u7387\u3001S\u53c2\u6570\/\u5339\u914d\u548c\u8010\u53d7\u6027\u7b49\u3002\u8fd9\u4e9b\u53c2\u6570\u4f1a\u5f71\u54cdLNA\u7684\u67b6\u6784\u53ca\u5176\u6027\u80fd\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u566a\u58f0\u7cfb\u6570<\/strong>\uff1a\u566a\u58f0\u7cfb\u6570\u662f\u8861\u91cf\u4f4e\u566a\u58f0\u653e\u5927\u5668\u6709\u6548\u6027\u7684\u5173\u952e\u6307\u6807\uff0c\u5b83\u63cf\u8ff0\u4e86\u5728\u63a5\u6536\u5668\u8f93\u5165\u5904\u4fe1\u53f7\u6c34\u5e73\u4e0e\u566a\u58f0\u6c34\u5e73\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u5373\u4fe1\u53f7\u566a\u58f0\u6bd4\u3002\u7406\u60f3\u7684LNA\u4e0d\u4f1a\u5bf9\u8f93\u51fa\u4fe1\u53f7\u4ea7\u751f\u4efb\u4f55\u566a\u58f0\uff0c\u5176\u566a\u58f0\u7cfb\u6570\u7b49\u4e8e\u8f93\u5165\u7aef\u7684\u4fe1\u566a\u6bd4\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u4f4e\u566a\u58f0\u653e\u5927\u5668\u7684\u5de5\u4f5c\u539f\u7406\u662f\u901a\u8fc7\u63a5\u6536\u5fae\u5f31\u4fe1\u53f7\u5e76\u653e\u5927\u8fd9\u4e9b\u4fe1\u53f7\uff0c\u540c\u65f6\u5c3d\u91cf\u51cf\u5c11\u566a\u58f0\u548c\u5931\u771f\uff0c\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u7684\u7075\u654f\u5ea6\u548c\u4fe1\u566a\u6bd4\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 \u5982\u4f55\u8bbe\u8ba1\u4f4e\u566a\u58f0\u653e\u5927\u5668\u7684\u5339\u914d\u7f51\u7edc\u4ee5\u6700\u5c0f\u5316\u566a\u58f0\u529f\u7387?<\/h2>\n\n\n\n<p>\u3000\u3000\u8bbe\u8ba1\u4f4e\u566a\u58f0\u653e\u5927\u5668(LNA)\u7684\u5339\u914d\u7f51\u7edc\u4ee5\u6700\u5c0f\u5316\u566a\u58f0\u529f\u7387\u9700\u8981\u7efc\u5408\u8003\u8651\u591a\u4e2a\u56e0\u7d20\uff0c\u5305\u62ec\u8f93\u5165\u8f93\u51fa\u963b\u6297\u5339\u914d\u3001\u6ee4\u6ce2\u7535\u8def\u7684\u8bbe\u8ba1\u3001\u53cd\u9988\u56de\u8def\u7684\u9009\u62e9\u4ee5\u53ca\u4f18\u5316\u7684Q\u503c\u7b49\u3002\u4ee5\u4e0b\u662f\u8be6\u7ec6\u7684\u8bbe\u8ba1\u6b65\u9aa4\u548c\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u9009\u62e9\u5408\u9002\u7684\u8f93\u5165\u8f93\u51fa\u963b\u6297<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u901a\u8fc7\u5206\u6790\u7535\u8def\u7684\u6700\u4f73\u566a\u58f0\u5339\u914d\u548c\u6700\u4f73\u529f\u7387\u5339\u914d\uff0c\u6839\u636e\u7ed9\u5b9a\u7684\u8f93\u5165\u53cd\u5c04\u7cfb\u6570(S11)\u8ba1\u7b97\u51fa\u6700\u4f73\u6e90\u963b\u6297\uff0c\u5e76\u5229\u7528\u53f2\u5bc6\u65af\u5706\u56fe\u8fdb\u884c\u8be6\u7ec6\u7684\u8ba1\u7b97\u8fc7\u7a0b\uff0c\u5b9e\u73b0\u6700\u4f73\u566a\u58f0\u548c\u6700\u4f73\u529f\u7387\u4e4b\u95f4\u7684\u6298\u8877\u5339\u914d\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u8bbe\u8ba1\u4f4eQ\u503c\u5339\u914d\u7f51\u7edc<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u8bbe\u8ba1\u8d85\u5bbd\u5e26\u4f4e\u566a\u58f0\u653e\u5927\u5668\u65f6\uff0c\u53ef\u4ee5\u91c7\u7528\u57fa\u4e8e\u4f4eQ\u503c\u5339\u914d\u7f51\u7edc\u7684\u65b9\u6cd5\u3002\u5c06LC\u6ee4\u6ce2\u7535\u8def\u52a0\u5165\u504f\u7f6e\u7535\u8def\u4e2d\uff0c\u4ee5\u964d\u4f4e\u7cfb\u7edf\u566a\u58f0\u5e76\u8c03\u8282\u5339\u914d\u7f51\u7edc\u7684Q\u503c\u3002\u901a\u8fc7\u9009\u62e9\u5408\u9002\u7684\u53cd\u9988\u56de\u8def\uff0c\u63d0\u9ad8LNA\u7684\u5e26\u5bbd\u5e76\u8fdb\u4e00\u6b65\u8c03\u8282\u5339\u914d\u7f51\u7edc\u7684Q\u503c\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u4f18\u5316\u5339\u914d\u7f51\u7edc\u7ed3\u6784<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u5229\u7528\u6676\u4f53\u7ba1\u81ea\u8eab\u7279\u70b9\uff0c\u8bbe\u8ba1\u4f18\u5316\u7684\u8f93\u5165\u8f93\u51fa\u5339\u914d\u7f51\u7edc\u3002\u7ed3\u5408\u5bbd\u5e26LNA\u7535\u8def\u8bbe\u8ba1\u7684\u5177\u4f53\u8981\u6c42\uff0c\u91c7\u7528\u4eff\u771f\u8f6f\u4ef6(\u5982ADS)\u5bf9\u7535\u8def\u8fdb\u884c\u4f18\u5316\u4eff\u771f\uff0c\u786e\u4fdd\u5339\u914d\u7f51\u7edc\u5728\u4e0d\u540c\u9891\u7387\u4e0b\u7684\u6027\u80fd\u7a33\u5b9a\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u4f7f\u7528\u5197\u4f59\u566a\u58f0\u6d88\u9664\u6280\u672f<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u4e00\u4e9b\u9ad8\u6027\u80fd\u4f4e\u566a\u58f0\u653e\u5927\u5668\u8bbe\u8ba1\u4e2d\uff0c\u53ef\u4ee5\u91c7\u7528\u65b0\u578b\u5197\u4f59\u566a\u58f0\u6d88\u9664\u6280\u672f(RnC)\uff0c\u8fd9\u79cd\u6280\u672f\u53ef\u4ee5\u5728\u4e9a\u7eb3\u7c73\u8303\u56f4\u5185\u5b9e\u73b0\u66f4\u4f18\u7684\u566a\u58f0\u6027\u80fd\uff0c\u9002\u7528\u4e8e\u9ad8\u9891\u7387\u5e94\u7528\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u8003\u8651\u529f\u8017\u9650\u5236<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u8bbe\u8ba1\u8fc7\u7a0b\u4e2d\uff0c\u8fd8\u9700\u8981\u8003\u8651\u529f\u8017\u9650\u5236\u6761\u4ef6\u4e0b\u7684\u566a\u58f0\u6700\u4f18\u5316\u3002\u901a\u8fc7\u8be6\u7ec6\u8ba8\u8bba\u963b\u6297\u5339\u914d\u53ca\u5c0f\u4fe1\u53f7\u589e\u76ca\u65b9\u9762\u7684\u8981\u6c42\uff0c\u91c7\u7528\u9002\u5f53\u7684\u5de5\u827a(\u59820.25\u03bcm CMOS\u5de5\u827a)\u8bbe\u8ba1\u4f4e\u566a\u58f0\u653e\u5927\u5668\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u4eff\u771f\u4e0e\u9a8c\u8bc1<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u5bf9\u8bbe\u8ba1\u597d\u7684\u7535\u8def\u8fdb\u884cS\u53c2\u6570\u548c\u566a\u58f0\u7cfb\u6570(NF)\u7684\u4eff\u771f\uff0c\u786e\u4fdd\u5339\u914d\u7f51\u7edc\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u6027\u80fd\u7b26\u5408\u9884\u671f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 \u4f4e\u566a\u58f0\u653e\u5927\u5668\u5728\u4e0d\u540c\u5e94\u7528\u573a\u666f\u4e2d\u7684\u6027\u80fd\u8868\u73b0<\/h2>\n\n\n\n<p>\u3000\u3000\u4f4e\u566a\u58f0\u653e\u5927\u5668(LNA)\u5728\u4e0d\u540c\u5e94\u7528\u573a\u666f\u4e2d\u7684\u6027\u80fd\u8868\u73b0\u6709\u663e\u8457\u5dee\u5f02\uff0c\u4e3b\u8981\u4f53\u73b0\u5728\u5176\u589e\u76ca\u3001\u566a\u58f0\u7cfb\u6570\u3001\u5e26\u5bbd\u548c\u7a33\u5b9a\u6027\u7b49\u65b9\u9762\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u4e2d\uff0c\u4f4e\u566a\u58f0\u653e\u5927\u5668\u7528\u4e8e\u63a5\u6536\u4fe1\u53f7\u5e76\u653e\u5927\u5230\u5408\u9002\u7684\u6c34\u5e73\uff0c\u53ef\u4ee5\u63d0\u9ad8\u63a5\u6536\u673a\u7684\u7075\u654f\u5ea6\u548c\u4fe1\u53f7\u8d28\u91cf\u3002\u4f8b\u5982\uff0c\u5728\u79fb\u52a8\u901a\u4fe1\u4e2d\uff0c\u4f4e\u566a\u58f0\u653e\u5927\u5668\u80fd\u591f\u589e\u5f3a\u624b\u673a\u63a5\u6536\u57fa\u7ad9\u4fe1\u53f7\u7684\u80fd\u529b\uff0c\u63d0\u9ad8\u901a\u8bdd\u8d28\u91cf\u548c\u6570\u636e\u4f20\u8f93\u901f\u5ea6\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u536b\u661f\u901a\u4fe1\u7cfb\u7edf\u9700\u8981\u5728\u957f\u8ddd\u79bb\u4f20\u8f93\u4fe1\u53f7\u65f6\u4fdd\u6301\u8f83\u4f4e\u7684\u566a\u58f0\uff0c\u56e0\u6b64\u4f4e\u566a\u58f0\u653e\u5927\u5668\u5728\u6b64\u7c7b\u5e94\u7528\u4e2d\u975e\u5e38\u91cd\u8981\u3002\u5b83\u80fd\u591f\u63d0\u5347\u63a5\u6536\u5230\u7684\u536b\u661f\u4fe1\u53f7\u5f3a\u5ea6\uff0c\u6539\u5584\u56fe\u50cf\u8d28\u91cf\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u4f4e\u566a\u58f0\u653e\u5927\u5668\u5728\u8fd9\u4e9b\u5e94\u7528\u4e2d\u540c\u6837\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u4eec\u9700\u8981\u5728\u5fae\u5f31\u4fe1\u53f7\u6761\u4ef6\u4e0b\u5de5\u4f5c\uff0c\u4fdd\u6301\u9ad8\u7cbe\u5ea6\u548c\u9ad8\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5c04\u7535\u671b\u8fdc\u955c\u5bf9\u4fe1\u53f7\u7684\u7075\u654f\u5ea6\u548c\u6e05\u6670\u5ea6\u8981\u6c42\u6781\u9ad8\uff0c\u56e0\u6b64\u4f4e\u566a\u58f0\u653e\u5927\u5668\u5728\u6b64\u7c7b\u5e94\u7528\u4e2d\u4e5f\u8868\u73b0\u51fa\u8272\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u7cbe\u5bc6\u4eea\u5668\u4e2d\uff0c\u5982\u6d4b\u91cf\u548c\u68c0\u6d4b\u8bbe\u5907\uff0c\u4f4e\u566a\u58f0\u653e\u5927\u5668\u7531\u4e8e\u5176\u4f4e\u566a\u58f0\u548c\u9ad8\u589e\u76ca\u7279\u6027\uff0c\u80fd\u591f\u51c6\u786e\u5730\u653e\u5927\u5fae\u5f31\u4fe1\u53f7\uff0c\u540c\u65f6\u4fdd\u6301\u4fe1\u53f7\u7684\u6e05\u6670\u5ea6\u548c\u51c6\u786e\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5bf9\u4e8e\u97f3\u9891\u524d\u7f6e\u653e\u5927\u5668\u548c\u6df7\u97f3\u5668\uff0c\u4f4e\u566a\u58f0\u653e\u5927\u5668\u7531\u4e8e\u5176\u8f83\u4f4e\u7684\u566a\u58f0\u6027\u80fd\u548c\u5bbd\u5e7f\u7684\u5e26\u5bbd\uff0c\u975e\u5e38\u9002\u5408\u7528\u4e8e\u63d0\u4f9b\u6e05\u6670\u7684\u97f3\u8d28\u8f93\u51fa\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u8fd9\u4e9b\u901a\u4fe1\u5e94\u7528\u4e2d\uff0c\u4f4e\u566a\u58f0\u653e\u5927\u5668\u80fd\u591f\u63d0\u4f9b\u5bbd\u5e26\u5bbd\u548c\u4f4e\u566a\u58f0\u7684\u4fe1\u53f7\u653e\u5927\uff0c\u786e\u4fdd\u901a\u4fe1\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 \u4f4e\u566a\u58f0\u653e\u5927\u5668\u7684\u6700\u65b0\u6280\u672f\u8fdb\u5c55\u6709\u54ea\u4e9b?<\/h2>\n\n\n\n<p>\u3000\u3000\u4f4e\u566a\u58f0\u653e\u5927\u5668(LNA)\u7684\u6700\u65b0\u6280\u672f\u8fdb\u5c55\u4e3b\u8981\u96c6\u4e2d\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u65b0\u578b\u589e\u76ca\u63a7\u5236\u6280\u672f<\/strong>\uff1a\u4e00\u79cd\u5177\u6709\u65b0\u578b\u589e\u76ca\u63a7\u5236\u6280\u672f\u7684CMOS\u5bbd\u5e26\u53ef\u53d8\u589e\u76caLNA\uff0c\u91c7\u7528\u5e76\u8054\u7535\u963b\u53cd\u9988\u5b9e\u73b0\u5bbd\u5e26\u8f93\u5165\u5339\u914d\uff0c\u5e76\u5f15\u5165\u566a\u58f0\u6d88\u9664\u6280\u672f\u6765\u51cf\u5c0f\u566a\u58f0\u4ee5\u63d0\u9ad8\u4f4e\u566a\u58f0\u6027\u80fd\u3002\u6b64\u5916\uff0c\u8f93\u51fa\u5e26\u6709\u65b0\u578b6\u4f4d\u6570\u5b57\u53ef\u7f16\u7a0b\u589e\u76ca\u63a7\u5236\u7535\u8def\u4ee5\u5b9e\u73b0\u53ef\u53d8\u589e\u76ca\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u8d85\u5bbd\u5e26\u8bbe\u8ba1<\/strong>\uff1a\u7535\u79d1\u601d\u4eea\u63a8\u51fa80235\u7cfb\u5217\u8d85\u5bbd\u5e26\u4f4e\u566a\u58f0\u653e\u5927\u5668\uff0c\u9891\u7387\u8303\u56f4\u8986\u76d6100kHz\uff5e67GHz\uff0c\u53ef\u5e94\u7528\u4e8ePAM\u3001\u5149QAM\u7b49\u8c03\u5236\u5668\u548c\u6fc0\u5149\u5668\u4e2d\u4fe1\u53f7\u7684\u9a71\u52a8\u653e\u5927\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6539\u8fdb\u7684\u524d\u9988\u7ed3\u6784\u548c\u7535\u6d41\u590d\u7528\u7ed3\u6784<\/strong>\uff1a\u9488\u5bf9\u5bbd\u5e26\u5e94\u7528\u63d0\u51fa\u4e86\u4e00\u79cd\u5177\u6709\u5f53\u524d\u91cd\u7528\u62d3\u6251\u7ed3\u6784\u7684\u4f4e\u566a\u58f0\u653e\u5927\u5668\uff0c\u4f7f\u7528\u4e86\u7535\u611f\u4e32\u8054\u5cf0\u5316\u6280\u672f\u548c\u5e76\u8054\u7ed3\u6784\uff0c\u4ee5\u589e\u52a0\u8f93\u5165\u963b\u6297\u5339\u914d\u3001\u6269\u5c55\u5e26\u5bbd\u3001\u63d0\u9ad8\u7ebf\u6027\u5ea6\u548c\u4f4e\u529f\u8017\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u9ad8\u52a8\u6001\u8303\u56f4\u8bbe\u8ba1<\/strong>\uff1a\u63d0\u51fa\u4e86\u4e00\u79cd\u6539\u8fdb\u4f18\u5316\u7684\u5dee\u5206\u56db\u91cd\u7ed3\u6784\u914d\u7f6e\u7684\u9ad8\u7ebf\u6027\u4f4e\u566a\u58f0\u653e\u5927\u5668\uff0c\u6bd4\u4f20\u7edf\u7684\u5dee\u5206\u62d3\u6251\u66f4\u7ebf\u6027\uff0c\u9002\u7528\u4e8e\u66f4\u5bbd\u8303\u56f4\u7684\u8f93\u5165\u7535\u538b\u53d8\u5316\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u878d\u5408\u5e26\u5bbd\u6269\u5c55\u6280\u672f<\/strong>\uff1a\u7ed3\u5408\u4ea4\u9519\u8c03\u8c10\u601d\u60f3\u548c\u78c1\u8026\u5408\u8c10\u632f\u5668(MCR)\u601d\u60f3\uff0c\u63d0\u51fa\u4e86\u4e00\u79cd\u57fa\u4e8e\u53cc\u8c03\u8c10\u53d8\u538b\u5668\u7684\u56db\u7ea7\u4f4e\u566a\u58f0\u653e\u5927\u5668\uff0c\u7cbe\u5fc3\u8bbe\u8ba1\u4e86\u677e\u8026\u5408\u53cc\u8c03\u8c10\u53d8\u538b\u5668\u4ee5\u63d0\u9ad8LNA\u7684\u5bbd\u5e26\u7279\u6027\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e94\u3001 \u4f4e\u566a\u58f0\u653e\u5927\u5668\u5bf9\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u53ef\u9760\u6027\u7684\u5f71\u54cd\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000\u4f4e\u566a\u58f0\u653e\u5927\u5668(LNA)\u5728\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u4e2d\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\uff0c\u5176\u4e3b\u8981\u529f\u80fd\u662f\u653e\u5927\u7531\u5929\u7ebf\u63a5\u6536\u4e0b\u6765\u7684\u5fae\u5f31\u4fe1\u53f7\uff0c\u5e76\u4e14\u5c3d\u91cf\u51cf\u5c11\u566a\u58f0\u548c\u5931\u771f\u3002\u8fd9\u4e00\u7279\u6027\u4f7f\u5f97LNA\u80fd\u591f\u663e\u8457\u63d0\u9ad8\u7cfb\u7edf\u7684\u7075\u654f\u5ea6\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5177\u4f53\u6765\u8bf4\uff0c\u4f4e\u566a\u58f0\u653e\u5927\u5668\u901a\u8fc7\u964d\u4f4e\u7cfb\u7edf\u7684\u566a\u58f0\u7cfb\u6570\u6765\u63d0\u5347\u63a5\u6536\u673a\u7684\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u4e00\u4e2a\u8bbe\u8ba1\u826f\u597d\u7684LNA\u53ef\u4ee5\u5c06\u566a\u58f0\u7cfb\u6570\u964d\u81f30.9dB\u4ee5\u4e0b\uff0c\u540c\u65f6\u63d0\u4f9b\u5927\u4e8e16dB\u7684\u5e26\u5185\u589e\u76ca\u3002\u8fd9\u610f\u5473\u7740\u5b83\u80fd\u591f\u5728\u4fdd\u6301\u4fe1\u53f7\u529f\u7387\u7684\u540c\u65f6\uff0c\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u5bf9\u6709\u7528\u4fe1\u53f7\u7684\u5e72\u6270\u3002\u6b64\u5916\uff0c\u4f4e\u566a\u58f0\u653e\u5927\u5668\u8fd8\u5177\u6709\u826f\u597d\u7684\u8f93\u5165\u8f93\u51fa\u7535\u538b\u9a7b\u6ce2\u6bd4(VSWR)\uff0c\u8fd9\u6709\u52a9\u4e8e\u786e\u4fdd\u4fe1\u53f7\u7684\u7a33\u5b9a\u4f20\u8f93\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u4ece\u7cfb\u7edf\u6574\u4f53\u6027\u80fd\u7684\u89d2\u5ea6\u6765\u770b\uff0c\u4f4e\u566a\u58f0\u653e\u5927\u5668\u4e0d\u4ec5\u63d0\u9ad8\u4e86\u63a5\u6536\u673a\u7684\u7075\u654f\u5ea6\uff0c\u8fd8\u589e\u5f3a\u4e86\u7cfb\u7edf\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002\u8fd9\u5bf9\u4e8eCDMA\u7b49\u591a\u5740\u63a5\u5165\u6280\u672f\u5c24\u4e3a\u91cd\u8981\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u6280\u672f\u4f9d\u8d56\u4e8e\u9ad8\u7075\u654f\u5ea6\u548c\u4f4e\u566a\u58f0\u6765\u5b9e\u73b0\u6709\u6548\u7684\u4fe1\u53f7\u5206\u79bb\u548c\u5904\u7406\u3002\u56e0\u6b64\uff0cLNA\u7684\u8bbe\u8ba1\u548c\u4f18\u5316\u76f4\u63a5\u5f71\u54cd\u5230\u6574\u4e2a\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u53e6\u5916\uff0c\u4f4e\u566a\u58f0\u653e\u5927\u5668\u8fd8\u9700\u8981\u5177\u5907\u4e00\u5b9a\u7684\u589e\u76ca\u4ee5\u653e\u5927\u6709\u7528\u7684\u4fe1\u53f7\uff0c\u540c\u65f6\u5c3d\u91cf\u51cf\u5c11\u566a\u58f0\u548c\u5931\u771f\u3002\u4f8b\u5982\uff0c\u4e00\u4e9b\u7814\u7a76\u6307\u51fa\uff0c\u7406\u60f3\u7684LNA\u5e94\u5177\u5907\u4f4e\u566a\u58f0\u7cfb\u6570\u3001\u9ad8\u589e\u76ca\u3001\u826f\u597d\u7684\u7ebf\u6027\u5ea6\u4ee5\u53ca\u4f4e\u529f\u8017\u7b49\u7279\u6027\u3002\u8fd9\u4e9b\u7279\u6027\u5171\u540c\u4f5c\u7528\uff0c\u786e\u4fdd\u4e86\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u5728\u5404\u79cd\u73af\u5883\u4e0b\u7684\u7a33\u5b9a\u8fd0\u884c\u548c\u9ad8\u6548\u901a\u4fe1\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u603b\u4e4b\uff0c\u4f4e\u566a\u58f0\u653e\u5927\u5668\u5bf9\u65e0\u7ebf\u901a\u4fe1\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u6709\u7740\u76f4\u63a5\u4e14\u6df1\u8fdc\u7684\u5f71\u54cd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f4e\u566a\u58f0\u653e\u5927\u5668\u5728\u65e0\u7ebf\u901a\u4fe1\u548c\u5c04\u9891\u7cfb\u7edf\u4e2d\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\uff0c\u901a\u8fc7\u653e\u5927\u5fae\u5f31\u4fe1\u53f7\u5e76\u5c3d\u91cf\u51cf\u5c11\u566a\u58f0\u5e72\u6270\uff0c\u4e3a\u540e\u7eed\u7684\u4fe1\u53f7\u5904\u7406\u63d0\u4f9b\u4e86\u9ad8\u8d28\u91cf\u7684\u8f93\u5165\u4fe1\u53f7\u3002<\/p>\n","protected":false},"author":1,"featured_media":96569,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[117],"class_list":["post-96681","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-dzsfdq"],"_links":{"self":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/96681"}],"collection":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/comments?post=96681"}],"version-history":[{"count":0,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/96681\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media\/96569"}],"wp:attachment":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media?parent=96681"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/categories?post=96681"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/tags?post=96681"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}