{"id":4764,"date":"2025-10-21T11:00:00","date_gmt":"2025-10-21T02:00:00","guid":{"rendered":"https:\/\/www.ramxeed.com\/jp\/?post_type=column&p=4764"},"modified":"2026-01-05T10:58:04","modified_gmt":"2026-01-05T01:58:04","slug":"analog-asic-rf-design-basics","status":"publish","type":"column","link":"https:\/\/www.ramxeed.com\/jp\/tech-column\/analog-asic-rf-design-basics\/","title":{"rendered":"\u30a2\u30ca\u30ed\u30b0ASIC\u306b\u304a\u3051\u308bRF\u6280\u8853\u306e\u57fa\u790e\u3068\u8a2d\u8a08\u30a2\u30d7\u30ed\u30fc\u30c1"},"content":{"rendered":"\n

\u30a2\u30ca\u30ed\u30b0ASIC\u306bRF\u6280\u8853\u3092\u7d71\u5408\u3059\u308b\u610f\u7fa9\u3068\u8a2d\u8a08\u4e0a\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u4f53\u7cfb\u7684\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002RF\u30d6\u30ed\u30c3\u30af\u306e\u69cb\u6210\u3084\u30ce\u30a4\u30ba\u5bfe\u7b56\u3001\u8a2d\u8a08\u4e0a\u306e\u6ce8\u610f\u70b9\u306a\u3069\u3092\u5177\u4f53\u7684\u306b\u793a\u3057\u3001\u57fa\u790e\u304b\u3089\u5fdc\u7528\u307e\u3067\u7406\u89e3\u3067\u304d\u308b\u5185\u5bb9\u3067\u3059\u3002<\/p>\n\n\n\n

\u30a2\u30ca\u30ed\u30b0ASIC\u3068RF\u56de\u8def\u7d71\u5408\u306e\u610f\u7fa9<\/strong><\/h2>\n\n\n\n

\u30a2\u30ca\u30ed\u30b0ASIC\u306bRF\u56de\u8def\u3092\u7d44\u307f\u8fbc\u3080\u3053\u3068\u3067\u3001\u7279\u5b9a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5411\u3051\u306b\u6700\u9069\u5316\u3055\u308c\u305f\u96c6\u7a4d\u5316\u30c7\u30d0\u30a4\u30b9\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u9ad8\u96c6\u7a4d\u30fb\u5c0f\u578b\u5316\u30fb\u4f4e\u6d88\u8cbb\u96fb\u529b\u5316\u3092\u540c\u6642\u306b\u9054\u6210\u3067\u304d\u308b\u305f\u3081\u3001IoT\u3084\u901a\u4fe1\u6a5f\u5668\u306a\u3069\u5e45\u5e83\u3044\u5206\u91ce\u3067\u306e\u88fd\u54c1\u7af6\u4e89\u529b\u3092\u9ad8\u3081\u308b\u8a2d\u8a08\u304c\u53ef\u80fd\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u30a2\u30ca\u30ed\u30b0ASIC\u3068\u306f\u4f55\u304b\uff1a\u5f79\u5272\u3068\u7279\u5fb4<\/strong><\/h3>\n\n\n\n

\u30a2\u30ca\u30ed\u30b0ASIC\uff08Application Specific Integrated Circuit\uff09\u306f\u3001\u7279\u5b9a\u306e\u6a5f\u80fd\u306b\u6700\u9069\u5316\u3055\u308c\u305f\u30a2\u30ca\u30ed\u30b0\u56de\u8def\u3092\u96c6\u7a4d\u5316\u3059\u308bIC\u3067\u3059\u3002\u6c4e\u7528IC\u3067\u306f\u5b9f\u73fe\u56f0\u96e3\u306a\u9ad8\u7cbe\u5ea6\u3084\u5e83\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30ec\u30f3\u30b8\u3001\u4f4e\u30ce\u30a4\u30ba\u7279\u6027\u3092\u8981\u6c42\u3055\u308c\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3044\u3066\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u30d7\u30ed\u30bb\u30b9\u9078\u5b9a\u3084\u30c8\u30dd\u30ed\u30b8\u30fc\u306e\u81ea\u7531\u5ea6\u304c\u9ad8\u304f\u3001A\/D\u5909\u63db\u3084\u4fe1\u53f7\u6574\u5f62\u3001\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3001\u96fb\u6e90\u7ba1\u7406\u306a\u3069\u3001\u591a\u5c90\u306b\u308f\u305f\u308b\u6a5f\u80fd\u3092\u5358\u4e00\u30c1\u30c3\u30d7\u306b\u7d71\u5408\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u30b7\u30b9\u30c6\u30e0\u30ec\u30d9\u30eb\u3067\u306e\u6700\u9069\u5316\u304c\u53ef\u80fd\u3067\u3001\u30c8\u30fc\u30bf\u30eb\u30b3\u30b9\u30c8\u306e\u524a\u6e1b\u3084\u56de\u8def\u9762\u7a4d\u306e\u7e2e\u5c0f\u306b\u3082\u8ca2\u732e\u3057\u307e\u3059\u3002\u88fd\u54c1\u3054\u3068\u306e\u8981\u4ef6\u306b\u5408\u308f\u305b\u3066\u8a2d\u8a08\u3055\u308c\u308b\u305f\u3081\u3001\u7528\u9014\u306b\u5fdc\u3058\u305f\u9ad8\u4fe1\u983c\u6027\u3084\u9577\u5bff\u547d\u6027\u306e\u78ba\u4fdd\u306b\u3082\u512a\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

RF\u56de\u8def\u3092ASIC\u306b\u53d6\u308a\u8fbc\u3080\u30e1\u30ea\u30c3\u30c8\u3068\u5236\u7d04<\/strong><\/h3>\n\n\n\n

RF\u56de\u8def\u3092\u30a2\u30ca\u30ed\u30b0ASIC\u306b\u7d71\u5408\u3059\u308b\u3053\u3068\u3067\u3001\u90e8\u54c1\u70b9\u6570\u524a\u6e1b\u3084\u4fe1\u53f7\u54c1\u8cea\u306e\u5411\u4e0a\u3001\u5c0f\u578b\u5316\u306a\u3069\u306e\u30e1\u30ea\u30c3\u30c8\u304c\u5f97\u3089\u308c\u307e\u3059\u3002\u7279\u306b\u9ad8\u5468\u6ce2\u4fe1\u53f7\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u304a\u3051\u308b\u30ce\u30a4\u30ba\u6df7\u5165\u30ea\u30b9\u30af\u3092\u6291\u3048\u308b\u52b9\u679c\u304c\u3042\u308a\u3001\u30dc\u30fc\u30c9\u5916\u914d\u7dda\u306b\u3088\u308b\u640d\u5931\u3092\u56de\u907f\u3067\u304d\u307e\u3059\u3002\u4e00\u65b9\u3067\u3001\u8a2d\u8a08\u30fb\u691c\u8a3c\u306e\u96e3\u6613\u5ea6\u306f\u683c\u6bb5\u306b\u9ad8\u304f\u306a\u308a\u3001EMC\u5bfe\u7b56\u3084\u5bc4\u751f\u7d20\u5b50\u306e\u5f71\u97ff\u3092\u4e88\u6e2c\u3057\u305f\u7cbe\u5bc6\u306a\u30ec\u30a4\u30a2\u30a6\u30c8\u8a2d\u8a08\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u307e\u305f\u3001RF\u30d6\u30ed\u30c3\u30af\u7279\u6709\u306e\u6e29\u5ea6\u5909\u52d5\u3084\u30d7\u30ed\u30bb\u30b9\u3070\u3089\u3064\u304d\u306b\u5bfe\u3059\u308b\u5bfe\u7b56\u3082\u5fc5\u9808\u3067\u3059\u3002ASIC\u5316\u306b\u969b\u3057\u3066\u306f\u3001\u30c1\u30c3\u30d7\u30b5\u30a4\u30ba\u3084\u6d88\u8cbb\u96fb\u529b\u3001RF\u6027\u80fd\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u9069\u5207\u306b\u53d6\u308b\u305f\u3081\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u9078\u5b9a\u304c\u8a2d\u8a08\u54c1\u8cea\u3092\u5927\u304d\u304f\u5de6\u53f3\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

RF CMOS\u3084\u6df7\u8f09\u6280\u8853\u306b\u304a\u3051\u308b\u8a2d\u8a08\u52d5\u5411<\/strong><\/h3>\n\n\n\n

\u8fd1\u5e74\u306eRF\u8a2d\u8a08\u3067\u306f\u3001CMOS\u30d7\u30ed\u30bb\u30b9\u306b\u3088\u308b\u9ad8\u5468\u6ce2\u56de\u8def\u306e\u96c6\u7a4d\u5316\u304c\u6025\u901f\u306b\u9032\u5c55\u3057\u3066\u3044\u307e\u3059\u3002RF CMOS\u306f\u4f4e\u30b3\u30b9\u30c8\u3067\u306e\u5927\u91cf\u751f\u7523\u304c\u53ef\u80fd\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u30aa\u30f3\u30c1\u30c3\u30d7\uff08SoC\uff09\u8a2d\u8a08\u3068\u306e\u89aa\u548c\u6027\u304c\u9ad8\u3044\u70b9\u304c\u8a55\u4fa1\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u9ad8\u3044\u5468\u6ce2\u6570\u9818\u57df\u3067\u306f\u6027\u80fd\u9762\u3067BiCMOS\u3084SiGe\u306b\u52a3\u308b\u5834\u5408\u3082\u3042\u308a\u3001\u6280\u8853\u9078\u5b9a\u306b\u306f\u7528\u9014\u306b\u5fdc\u3058\u305f\u614e\u91cd\u306a\u5224\u65ad\u304c\u5fc5\u8981\u3067\u3059\u3002\u307e\u305f\u3001\u30a2\u30ca\u30ed\u30b0\u30fbRF\u30fb\u30c7\u30b8\u30bf\u30eb\u30921\u30c1\u30c3\u30d7\u306b\u7d71\u5408\u3059\u308b\u300c\u6df7\u8f09\u8a2d\u8a08\u300d\u3082\u5897\u52a0\u3057\u3066\u304a\u308a\u3001\u30ce\u30a4\u30ba\u5206\u96e2\u306e\u305f\u3081\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u6226\u7565\u3084\u96fb\u6e90\u30a2\u30a4\u30bd\u30ec\u30fc\u30b7\u30e7\u30f3\u6280\u8853\u304c\u91cd\u8981\u8996\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u8a2d\u8a08\u8005\u306b\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u6280\u8853\u3068\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u6700\u9069\u306a\u7d44\u307f\u5408\u308f\u305b\u3092\u9078\u629e\u3059\u308b\u80fd\u529b\u304c\u6c42\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

RF\u30a2\u30ca\u30ed\u30b0ASIC\u8a2d\u8a08\u306e\u4e3b\u8981\u30c1\u30e3\u30ec\u30f3\u30b8<\/strong><\/h2>\n\n\n\n

\u9ad8\u5468\u6ce2\u30a2\u30ca\u30ed\u30b0ASIC\u306e\u8a2d\u8a08\u3067\u306f\u3001\u4fe1\u53f7\u54c1\u8cea\u3092\u78ba\u4fdd\u3057\u306a\u304c\u3089\u3082\u7269\u7406\u7684\u306a\u5236\u7d04\u3092\u4e57\u308a\u8d8a\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30ce\u30a4\u30ba\u3084\u767a\u632f\u306a\u3069\u306e\u5f71\u97ff\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u305f\u3081\u306e\u591a\u89d2\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n\n\n\n

\u96d1\u97f3\uff0f\u4f4d\u76f8\u30ce\u30a4\u30ba\u3068\u7dda\u5f62\u6027\u306e\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5<\/strong><\/h3>\n\n\n\n

RF\u30a2\u30ca\u30ed\u30b0\u8a2d\u8a08\u306b\u304a\u3044\u3066\u3001\u30ce\u30a4\u30ba\u6027\u80fd\u3068\u7dda\u5f62\u6027\u306f\u3057\u3070\u3057\u3070\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u306e\u95a2\u4fc2\u306b\u3042\u308a\u307e\u3059\u3002\u7279\u306bLNA\u3084\u30df\u30ad\u30b5\u30fc\u3068\u3044\u3063\u305f\u521d\u6bb5\u56de\u8def\u3067\u306f\u3001\u4f4e\u96d1\u97f3\u7279\u6027\u3092\u8ffd\u6c42\u3059\u308b\u3068\u30b2\u30a4\u30f3\u304c\u5897\u3057\u3001\u975e\u7dda\u5f62\u6b6a\u306e\u5897\u52a0\u3092\u62db\u304f\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001PLL\u3084VCO\u306a\u3069\u306e\u30af\u30ed\u30c3\u30af\u751f\u6210\u7cfb\u3067\u306f\u4f4d\u76f8\u30ce\u30a4\u30ba\u306e\u6291\u5236\u304c\u91cd\u8981\u3067\u3059\u304c\u3001\u6d88\u8cbb\u96fb\u529b\u3084\u9762\u7a4d\u3001\u30ed\u30c3\u30af\u6642\u9593\u3068\u306e\u517c\u306d\u5408\u3044\u304c\u8a2d\u8a08\u4e0a\u306e\u8ab2\u984c\u3068\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u3092\u6700\u9069\u5316\u3059\u308b\u306b\u306f\u3001\u5404\u30d6\u30ed\u30c3\u30af\u306e\u6027\u80fd\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u6b63\u78ba\u306b\u898b\u7a4d\u3082\u308a\u3001\u5168\u4f53\u306e\u30b7\u30b9\u30c6\u30e0\u6027\u80fd\u306b\u4e0e\u3048\u308b\u5f71\u97ff\u3092\u8e0f\u307e\u3048\u3066\u8a2d\u8a08\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u9069\u5207\u306a\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u5236\u5fa1\u3084\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3082\u4e0d\u53ef\u6b20\u306a\u8981\u7d20\u3067\u3059\u3002<\/p>\n\n\n\n

\u767a\u632f\u6291\u5236\u3001\u30eb\u30fc\u30d7\u5b89\u5b9a\u5316\u3001\u5e30\u9084\u8a2d\u8a08<\/strong><\/h3>\n\n\n\n

\u9ad8\u5468\u6ce2\u9818\u57df\u306b\u304a\u3044\u3066\u3001\u4e88\u671f\u305b\u306c\u767a\u632f\u306e\u767a\u751f\u306f\u56de\u8def\u52d5\u4f5c\u306e\u81f4\u547d\u7684\u306a\u969c\u5bb3\u3068\u306a\u308a\u307e\u3059\u3002\u7279\u306b\u9ad8\u30b2\u30a4\u30f3\u306e\u30a2\u30f3\u30d7\u56de\u8def\u3084\u8ca0\u5e30\u9084\u69cb\u6210\u3092\u6301\u3064RF\u30d6\u30ed\u30c3\u30af\u3067\u306f\u3001\u914d\u7dda\u30a4\u30f3\u30c0\u30af\u30bf\u30f3\u30b9\u3084\u5bc4\u751f\u5bb9\u91cf\u306b\u3088\u308b\u30eb\u30fc\u30d7\u9045\u5ef6\u304c\u4f4d\u76f8\u4f59\u88d5\u3092\u6e1b\u5c11\u3055\u305b\u3001\u4e0d\u5b89\u5b9a\u5316\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002\u30eb\u30fc\u30d7\u5b89\u5b9a\u5316\u3092\u56f3\u308b\u305f\u3081\u306b\u306f\u3001\u5468\u6ce2\u6570\u88dc\u511f\u624b\u6cd5\u306e\u5c0e\u5165\u3084Bode\u89e3\u6790\u306b\u3088\u308b\u5b89\u5b9a\u6027\u8a55\u4fa1\u304c\u6b20\u304b\u305b\u307e\u305b\u3093\u3002\u3055\u3089\u306b\u3001\u5e30\u9084\u7d4c\u8def\u306e\u8a2d\u8a08\u306b\u304a\u3044\u3066\u306f\u3001\u4fe1\u53f7\u7d4c\u8def\u3068\u96fb\u6e90\u7d4c\u8def\u306e\u5b8c\u5168\u306a\u5206\u96e2\u3001\u30ec\u30a4\u30a2\u30a6\u30c8\u6bb5\u968e\u3067\u306e\u5e30\u9084\u914d\u7dda\u306e\u6700\u77ed\u5316\u3001\u9069\u5207\u306a\u30c7\u30ab\u30c3\u30d7\u30ea\u30f3\u30b0\u304c\u91cd\u8981\u3067\u3059\u3002RF ASIC\u3067\u306f\u3001\u5e30\u9084\u7d4c\u8def\u306e\u8a2d\u8a08\u304c\u56de\u8def\u306e\u5168\u4f53\u6027\u80fd\u306b\u76f4\u7d50\u3059\u308b\u305f\u3081\u3001\u521d\u671f\u6bb5\u968e\u304b\u3089\u306e\u5b89\u5b9a\u6027\u78ba\u4fdd\u304c\u5fc5\u9808\u3067\u3059\u3002<\/p>\n\n\n\n

\u914d\u7dda\u7d50\u5408\u30fb\u57fa\u677f\u30ce\u30a4\u30ba\u30fb\u30b5\u30d6\u30b9\u30c8\u30ec\u30fc\u30c8\u7d50\u5408\u5bfe\u7b56<\/strong><\/h3>\n\n\n\n

\u9ad8\u5468\u6ce2\u4fe1\u53f7\u304c\u6df7\u5728\u3059\u308b\u30a2\u30ca\u30ed\u30b0ASIC\u3067\u306f\u3001\u914d\u7dda\u9593\u7d50\u5408\u3084\u30b5\u30d6\u30b9\u30c8\u30ec\u30fc\u30c8\u3092\u4ecb\u3057\u305f\u30ce\u30a4\u30ba\u4f1d\u64ad\u304c\u5927\u304d\u306a\u554f\u984c\u3068\u306a\u308a\u307e\u3059\u3002\u7279\u306b\u3001\u30df\u30ad\u30b5\u30fc\u3084PLL\u306a\u3069\u9ad8\u611f\u5ea6\u306a\u56de\u8def\u306f\u3001\u57fa\u677f\u5185\u306e\u4ed6\u56de\u8def\u304b\u3089\u306e\u7d50\u5408\u30ce\u30a4\u30ba\u306b\u3088\u308a\u52d5\u4f5c\u304c\u52a3\u5316\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u5f71\u97ff\u3092\u9632\u3050\u306b\u306f\u3001\u30b0\u30e9\u30a6\u30f3\u30c9\u30d7\u30ec\u30fc\u30f3\u306e\u5206\u5272\u3084\u6df1\u6e9d\u30c8\u30ec\u30f3\u30c1\u69cb\u9020\u306e\u6d3b\u7528\u3001\u30b5\u30d6\u30b9\u30c8\u30ec\u30fc\u30c8\u30d0\u30a4\u30a2\u30b9\u306e\u6700\u9069\u5316\u306a\u3069\u3001\u7269\u7406\u8a2d\u8a08\u30ec\u30d9\u30eb\u3067\u306e\u30ce\u30a4\u30ba\u9694\u96e2\u304c\u5fc5\u8981\u3067\u3059\u3002\u307e\u305f\u3001\u30a2\u30ca\u30ed\u30b0\u9818\u57df\u3068\u30c7\u30b8\u30bf\u30eb\u9818\u57df\u306e\u96fb\u6e90\u5206\u96e2\u3001\u30b7\u30fc\u30eb\u30c9\u914d\u7dda\u3001\u30b3\u30e2\u30f3\u30e2\u30fc\u30c9\u30ce\u30a4\u30ba\u6291\u5236\u8a2d\u8a08\u306a\u3069\u3082\u52b9\u679c\u7684\u3067\u3059\u3002\u6700\u7d42\u7684\u306a\u4fe1\u53f7\u54c1\u8cea\u306f\u3001\u3053\u308c\u3089\u306e\u5bfe\u7b56\u304c\u3069\u308c\u3060\u3051\u78ba\u5b9f\u306b\u5b9f\u88c5\u3055\u308c\u3066\u3044\u308b\u304b\u306b\u5927\u304d\u304f\u4f9d\u5b58\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u4ee3\u8868\u7684\u30d6\u30ed\u30c3\u30af\u3068\u8a2d\u8a08\u65b9\u91dd<\/strong><\/h2>\n\n\n\n

\u30a2\u30ca\u30ed\u30b0ASIC\u306b\u304a\u3051\u308bRF\u30d6\u30ed\u30c3\u30af\u306f\u3001\u500b\u5225\u306b\u9ad8\u5ea6\u306a\u8a2d\u8a08\u30b9\u30ad\u30eb\u3092\u8981\u3059\u308b\u8981\u7d20\u304c\u591a\u304f\u3001\u305d\u308c\u305e\u308c\u306e\u6027\u80fd\u6700\u9069\u5316\u3068\u96c6\u7a4d\u5316\u30d0\u30e9\u30f3\u30b9\u304c\u9375\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

LNA\u3001PA\u3001\u30df\u30ad\u30b5\u30fc\u3001VCO\uff0fPLL\u8a2d\u8a08\u306e\u8981\u70b9<\/strong><\/h3>\n\n\n\n

RF\u30d6\u30ed\u30c3\u30af\u306e\u4e2d\u6838\u3068\u306a\u308bLNA\uff08\u4f4e\u96d1\u97f3\u5897\u5e45\u5668\uff09\u3001PA\uff08\u30d1\u30ef\u30fc\u30a2\u30f3\u30d7\uff09\u3001\u30df\u30ad\u30b5\u30fc\u3001VCO\uff0fPLL\u306f\u3001\u305d\u308c\u305e\u308c\u56fa\u6709\u306e\u8a2d\u8a08\u8981\u4ef6\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002LNA\u3067\u306fNF\uff08\u96d1\u97f3\u6307\u6570\uff09\u306e\u4f4e\u6e1b\u3068\u5165\u529b\u30de\u30c3\u30c1\u30f3\u30b0\u3001PA\u3067\u306f\u51fa\u529b\u96fb\u529b\u3068\u52b9\u7387\u3001\u30df\u30ad\u30b5\u30fc\u3067\u306f\u5909\u63db\u5229\u5f97\u3068LO\u6f0f\u6d29\u6291\u5236\u304c\u91cd\u8996\u3055\u308c\u307e\u3059\u3002VCO\uff0fPLL\u306b\u304a\u3044\u3066\u306f\u3001\u767a\u632f\u5468\u6ce2\u6570\u306e\u5b89\u5b9a\u6027\u3068\u4f4e\u4f4d\u76f8\u30ce\u30a4\u30ba\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u30d6\u30ed\u30c3\u30af\u306f\u9ad8\u3044\u76f8\u4e92\u5e72\u6e09\u6027\u3092\u6301\u3064\u305f\u3081\u3001\u72ec\u7acb\u6700\u9069\u5316\u3067\u306f\u306a\u304f\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u3067\u306e\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3057\u306a\u304c\u3089\u8a2d\u8a08\u3059\u308b\u3053\u3068\u304c\u5fc5\u8981\u3067\u3059\u3002\u3055\u3089\u306b\u3001RF ASIC\u3068\u3057\u3066\u4e00\u4f53\u5316\u3059\u308b\u5834\u5408\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u9078\u5b9a\u3084\u96fb\u6e90\u5206\u96e2\u306e\u5de5\u592b\u304c\u6027\u80fd\u78ba\u4fdd\u306e\u9375\u3092\u63e1\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

RF\u2011ADC\uff0fRF\u2011DAC\u7d71\u5408\u306e\u65b9\u5f0f\u3068\u8a2d\u8a08\u9078\u629e\u80a2<\/strong><\/h3>\n\n\n\n

RF\u4fe1\u53f7\u3092\u76f4\u63a5\u30c7\u30b8\u30bf\u30eb\u9818\u57df\u306b\u5909\u63db\u3059\u308bRF-ADC\u3084\u3001\u30c7\u30b8\u30bf\u30eb\u4fe1\u53f7\u3092\u76f4\u63a5RF\u51fa\u529b\u3059\u308bRF-DAC\u306f\u3001\u56de\u8def\u7d71\u5408\u306b\u304a\u3051\u308b\u65b0\u305f\u306a\u30c8\u30ec\u30f3\u30c9\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u30df\u30ad\u30b5\u30fc\u3092\u4ecb\u3055\u305a\u306b\u5e83\u5e2f\u57df\u901a\u4fe1\u304c\u53ef\u80fd\u3068\u306a\u308a\u3001\u69cb\u6210\u306e\u7c21\u7d20\u5316\u3084\u4fe1\u53f7\u5fe0\u5b9f\u5ea6\u306e\u5411\u4e0a\u304c\u898b\u8fbc\u3081\u307e\u3059\u3002\u3057\u304b\u3057\u3001RF-ADC\u3067\u306f\u9ad8\u3044\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u901f\u5ea6\u3068\u5206\u89e3\u80fd\u306e\u4e21\u7acb\u3001RF-DAC\u3067\u306f\u30b9\u30d7\u30ea\u30a2\u30b9\u6291\u5236\u3084\u51fa\u529b\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u6574\u5408\u304c\u91cd\u8981\u306a\u8a2d\u8a08\u8981\u4ef6\u3067\u3059\u3002\u9078\u629e\u3059\u308b\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\uff08\u4f8b\uff1aSAR\u578b\u3001\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u578b\u3001\u0394\u03a3\u578b\uff09\u3084\u3001\u30a2\u30f3\u30c1\u30a8\u30a4\u30ea\u30a2\u30b9\u30d5\u30a3\u30eb\u30bf\u306e\u914d\u7f6e\u3082\u6027\u80fd\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002\u3053\u308c\u3089\u30d6\u30ed\u30c3\u30af\u3092\u30a2\u30ca\u30ed\u30b0ASIC\u306b\u7d71\u5408\u3059\u308b\u969b\u306b\u306f\u3001\u30c7\u30b8\u30bf\u30eb\u9818\u57df\u3068\u306e\u96fb\u6e90\u30ce\u30a4\u30ba\u5e72\u6e09\u3092\u6291\u3048\u308b\u8a2d\u8a08\u5de5\u592b\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n\n\n\n

\u96fb\u6e90\u56de\u8def\u3001\u6574\u6d41\u5668\u3001\u30d0\u30a4\u30a2\u30b9\u56de\u8def\u306e\u8a2d\u8a08\u4e0a\u306e\u6ce8\u610f\u70b9<\/strong><\/h3>\n\n\n\n

RF\u30d6\u30ed\u30c3\u30af\u3092\u5b89\u5b9a\u52d5\u4f5c\u3055\u305b\u308b\u305f\u3081\u306b\u306f\u3001\u96fb\u6e90\u30fb\u6574\u6d41\u30fb\u30d0\u30a4\u30a2\u30b9\u7cfb\u306e\u7cbe\u5bc6\u306a\u8a2d\u8a08\u304c\u6b20\u304b\u305b\u307e\u305b\u3093\u3002\u4f8b\u3048\u3070\u3001LDO\u3084\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u30ec\u30ae\u30e5\u30ec\u30fc\u30bf\u3092\u7528\u3044\u305f\u5834\u5408\u3067\u3082\u3001\u51fa\u529b\u30ce\u30a4\u30ba\u304c\u9ad8\u5468\u6ce2\u56de\u8def\u306b\u6df7\u5165\u3059\u308b\u3053\u3068\u3067\u611f\u5ea6\u4f4e\u4e0b\u3084\u30b9\u30d7\u30ea\u30a2\u30b9\u306e\u767a\u751f\u3092\u5f15\u304d\u8d77\u3053\u3059\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u6e29\u5ea6\u5909\u52d5\u3084\u30d7\u30ed\u30bb\u30b9\u3070\u3089\u3064\u304d\u306b\u5bfe\u3057\u3066\u3082\u5b89\u5b9a\u3057\u305f\u30d0\u30a4\u30a2\u30b9\u96fb\u5727\u3092\u4f9b\u7d66\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u56de\u8def\u3084\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7\u56de\u8def\u306e\u8a2d\u8a08\u4fe1\u983c\u6027\u3082\u554f\u308f\u308c\u307e\u3059\u3002RF\u9818\u57df\u3067\u306f\u3001\u4e00\u822c\u306e\u30a2\u30ca\u30ed\u30b0\u56de\u8def\u4ee5\u4e0a\u306b\u96fb\u6e90\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u3084\u30ea\u30c3\u30d7\u30eb\u9664\u53bb\u6bd4\u304c\u6027\u80fd\u3092\u5de6\u53f3\u3059\u308b\u305f\u3081\u3001\u30ce\u30a4\u30ba\u30de\u30fc\u30b8\u30f3\u3092\u8003\u616e\u3057\u305f\u8a2d\u8a08\u304c\u91cd\u8981\u3067\u3059\u3002\u3055\u3089\u306b\u3001\u30d0\u30a4\u30a2\u30b9\u96fb\u6d41\u6e90\u306b\u306f\u6e29\u5ea6\u88dc\u511f\u3084\u96fb\u6e90\u8ffd\u5f93\u6027\u306e\u9ad8\u3044\u69cb\u6210\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

\u307e\u3068\u3081<\/strong><\/h2>\n\n\n\n

\u30a2\u30ca\u30ed\u30b0ASIC\u3068RF\u6280\u8853\u306e\u878d\u5408\u306f\u3001\u9ad8\u6027\u80fd\u30fb\u9ad8\u52b9\u7387\u306a\u96fb\u5b50\u6a5f\u5668\u8a2d\u8a08\u306e\u4e2d\u6838\u3092\u62c5\u3044\u307e\u3059\u3002\u672c\u7bc0\u3067\u306f\u305d\u306e\u610f\u7fa9\u3001\u8a2d\u8a08\u4e0a\u306e\u8981\u70b9\u3001\u4eca\u5f8c\u306e\u5c55\u671b\u3092\u6574\u7406\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u30a2\u30ca\u30ed\u30b0ASIC\u3068RF\u8a2d\u8a08\u306e\u878d\u5408\u304c\u3082\u305f\u3089\u3059\u6280\u8853\u7684\u512a\u4f4d\u6027<\/strong><\/h3>\n\n\n\n

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