{"id":167702,"date":"2024-04-27T12:59:09","date_gmt":"2024-04-27T12:59:09","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%e4%bd%8d%e7%9b%b8%e5%90%8c%e6%9c%9f%e3%83%ab%e3%83%bc%e3%83%97\/"},"modified":"2024-05-11T12:29:54","modified_gmt":"2024-05-11T12:29:54","slug":"%e4%bd%8d%e7%9b%b8%e5%90%8c%e6%9c%9f%e3%83%ab%e3%83%bc%e3%83%97","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ja\/%e4%bd%8d%e7%9b%b8%e5%90%8c%e6%9c%9f%e3%83%ab%e3%83%bc%e3%83%97\/","title":{"rendered":"\u4f4d\u76f8\u540c\u671f\u30eb\u30fc\u30d7"},"content":{"rendered":"<p class=\"sidekick\">\u4f4d\u76f8\u540c\u671f\u30eb\u30fc\u30d7\uff08PLL\uff09\u306b\u3064\u3044\u3066\u89e3\u8aac\u3059\u308b\u8a18\u4e8b\u3002PLL\u306e\u4ed5\u7d44\u307f\u3001\u69cb\u6210\u8981\u7d20\u3001\u52d5\u4f5c\u539f\u7406\u3001\u7528\u9014\u306b\u52a0\u3048\u3001\u30e1\u30ea\u30c3\u30c8\u3068\u30c7\u30e1\u30ea\u30c3\u30c8\u3082\u7d39\u4ecb\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/05\/\u4f4d\u76f8\u540c\u671f\u30eb\u30fc\u30d7.png\" alt=\"\u4f4d\u76f8\u540c\u671f\u30eb\u30fc\u30d7\"\/><\/p>\n<h2>\u4f4d\u76f8\u540c\u671f\u30eb\u30fc\u30d7\uff08PLL: Phase-Locked Loop\uff09\u3068\u306f\u4f55\u304b\uff1f<\/h2>\n<p>\u4f4d\u76f8\u540c\u671f\u30eb\u30fc\u30d7\uff08Phase-Locked Loop\u3001PLL\uff09\u3068\u306f\u3001\u96fb\u5b50\u56de\u8def\u306e\u4e00\u7a2e\u3067\u3042\u308a\u3001\u5165\u529b\u4fe1\u53f7\u306e\u4f4d\u76f8\u3084\u5468\u6ce2\u6570\u306b\u81ea\u52d5\u7684\u306b\u540c\u671f\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u306e\u3053\u3068\u3067\u3059\u3002PLL\u306f\u69d8\u3005\u306a\u96fb\u5b50\u6a5f\u5668\u306b\u304a\u3044\u3066\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u3066\u304a\u308a\u3001\u901a\u4fe1\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3001\u5236\u5fa1\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u5e45\u5e83\u3044\u5206\u91ce\u3067\u5fdc\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>PLL\u306e\u57fa\u672c\u7684\u306a\u69cb\u6210\u8981\u7d20<\/h2>\n<ul>\n<li>\u4f4d\u76f8\u30b3\u30f3\u30d1\u30ec\u30fc\u30bf\uff08Phase Comparator\uff09 &#8211; \uff12\u3064\u306e\u4fe1\u53f7\u9593\u306e\u4f4d\u76f8\u5dee\u3092\u691c\u51fa\u3057\u3001\u305d\u306e\u5dee\u306b\u5fdc\u3058\u3066\u96fb\u5727\u3092\u51fa\u529b\u3059\u308b\u3002<\/li>\n<li>\u30eb\u30fc\u30d7\u30d5\u30a3\u30eb\u30bf\uff08Loop Filter\uff09 &#8211; \u4f4d\u76f8\u30b3\u30f3\u30d1\u30ec\u30fc\u30bf\u304b\u3089\u306e\u51fa\u529b\u3092\u5e73\u6ed1\u5316\u3057\u3001PLL\u306e\u5b89\u5b9a\u6027\u3068\u5e2f\u57df\u5e45\u3092\u5236\u5fa1\u3059\u308b\u3002<\/li>\n<li>\u96fb\u5727\u5236\u5fa1\u767a\u632f\u5668\uff08Voltage-Controlled Oscillator\u3001VCO\uff09 &#8211; \u5165\u529b\u3055\u308c\u308b\u96fb\u5727\u306b\u5fdc\u3058\u3066\u3001\u51fa\u529b\u4fe1\u53f7\u306e\u5468\u6ce2\u6570\u3092\u5909\u5316\u3055\u305b\u308b\u3002<\/li>\n<li>\u5468\u6ce2\u6570\u5206\u5272\u5668\uff08Frequency Divider\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u4f7f\u7528\uff09 &#8211; VCO\u304b\u3089\u306e\u5468\u6ce2\u6570\u3092\u5206\u5272\u3057\u3066\u3001\u4f4d\u76f8\u30b3\u30f3\u30d1\u30ec\u30fc\u30bf\u306b\u623b\u3059\u3053\u3068\u3067\u5468\u6ce2\u6570\u540c\u671f\u3092\u884c\u3046\u3002<\/li>\n<\/ul>\n<h2>PLL\u306e\u52d5\u4f5c\u539f\u7406<\/h2>\n<p>PLL\u306e\u6838\u5fc3\u306f\u3001\u5916\u90e8\u306e\u57fa\u6e96\u4fe1\u53f7\u306b\u5185\u90e8\u306e\u767a\u632f\u5668\u3092\u540c\u671f\u3055\u305b\u308b\u6a5f\u80fd\u306b\u3042\u308a\u307e\u3059\u3002\u57fa\u6e96\u4fe1\u53f7\u3068\u96fb\u5727\u5236\u5fa1\u767a\u632f\u5668\uff08VCO\uff09\u304b\u3089\u306e\u4fe1\u53f7\u304c\u4f4d\u76f8\u30b3\u30f3\u30d1\u30ec\u30fc\u30bf\u306b\u5165\u529b\u3055\u308c\u3001\uff12\u3064\u306e\u4fe1\u53f7\u9593\u306e\u4f4d\u76f8\u5dee\u3092\u691c\u51fa\u3057\u307e\u3059\u3002\u4f4d\u76f8\u5dee\u304c\u306a\u3051\u308c\u3070\u51fa\u529b\u3055\u308c\u308b\u8aa4\u5dee\u4fe1\u53f7\u306f\u30bc\u30ed\u307e\u305f\u306f\u4e00\u5b9a\u3068\u306a\u308a\u307e\u3059\u304c\u3001\u4f4d\u76f8\u5dee\u304c\u751f\u3058\u308b\u3068\u8aa4\u5dee\u4fe1\u53f7\u304c\u767a\u751f\u3057\u3001\u305d\u306e\u4fe1\u53f7\u3092\u901a\u3058\u3066VCO\u306e\u5468\u6ce2\u6570\u304c\u8abf\u6574\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u30eb\u30fc\u30d7\u304c\u3001VCO\u306e\u51fa\u529b\u304c\u5916\u90e8\u57fa\u6e96\u4fe1\u53f7\u306b\u8ffd\u968f\u3059\u308b\u3088\u3046\u306b\u52d5\u4f5c\u3057\u307e\u3059\u3002<\/p>\n<h2>PLL\u306e\u7528\u9014<\/h2>\n<ul>\n<li>\u5468\u6ce2\u6570\u5408\u6210 &#8211; PLL\u306f\u7279\u5b9a\u306e\u5468\u6ce2\u6570\u3092\u6b63\u78ba\u306b\u751f\u6210\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u30af\u30ed\u30c3\u30af\u751f\u6210 &#8211; \u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3084\u30c7\u30b8\u30bf\u30eb\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001PLL\u306f\u30b7\u30b9\u30c6\u30e0\u30af\u30ed\u30c3\u30af\u3092\u751f\u6210\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u4fe1\u53f7\u5fa9\u8abf &#8211; \u901a\u4fe1\u3067\u306f\u3001PLL\u306f\u5909\u8abf\u3055\u308c\u305f\u4fe1\u53f7\u306e\u4e2d\u304b\u3089\u642c\u9001\u6ce2\u3092\u53d6\u308a\u51fa\u3059\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n<li>\u30b8\u30c3\u30bf\u30ea\u30c0\u30af\u30b7\u30e7\u30f3 &#8211; \u9ad8\u901f\u30c7\u30fc\u30bf\u8ee2\u9001\u3067\u306f\u3001PLL\u306f\u4fe1\u53f7\u306e\u30b8\u30c3\u30bf\u3092\u4f4e\u6e1b\u3057\u5b89\u5b9a\u5316\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n<h2>PLL\u306e\u30e1\u30ea\u30c3\u30c8\u3068\u30c7\u30e1\u30ea\u30c3\u30c8<\/h2>\n<p>PLL\u306f\u9ad8\u7cbe\u5ea6\u3067\u67d4\u8edf\u6027\u304c\u9ad8\u304f\u3001\u5c0f\u578b\u5316\u3057\u3084\u3059\u3044\u3068\u3044\u3046\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u8a2d\u8a08\u304c\u8907\u96d1\u3067\u3042\u308a\u3001\u30ce\u30a4\u30ba\u306b\u5bfe\u3059\u308b\u611f\u53d7\u6027\u304c\u3042\u308b\u3068\u3044\u3046\u30c7\u30e1\u30ea\u30c3\u30c8\u3082\u5b58\u5728\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u8ab2\u984c\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u56de\u8def\u8a2d\u8a08\u3068\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u9078\u629e\u306b\u7d30\u5fc3\u306e\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>\u4f4d\u76f8\u540c\u671f\u30eb\u30fc\u30d7\u306f\u73fe\u4ee3\u306e\u96fb\u5b50\u6280\u8853\u306b\u304a\u3044\u3066\u306a\u304f\u3066\u306f\u306a\u3089\u306a\u3044\u8981\u7d20\u306e\u3072\u3068\u3064\u3067\u3042\u308a\u3001\u9ad8\u7cbe\u5ea6\u306a\u5468\u6ce2\u6570\u5236\u5fa1\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u5c06\u6765\u7684\u306b\u3082\u3055\u3089\u306a\u308b\u9032\u5316\u304c\u671f\u5f85\u3055\u308c\u308b\u6280\u8853\u3067\u3042\u308a\u3001\u96fb\u5b50\u5de5\u5b66\u306e\u5206\u91ce\u3067\u306e\u7406\u89e3\u3068\u5fdc\u7528\u304c\u307e\u3059\u307e\u3059\u6c42\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f4d\u76f8\u540c\u671f\u30eb\u30fc\u30d7\uff08PLL\uff09\u306b\u3064\u3044\u3066\u89e3\u8aac\u3059\u308b\u8a18\u4e8b\u3002PLL\u306e\u4ed5\u7d44\u307f\u3001\u69cb\u6210\u8981\u7d20\u3001\u52d5\u4f5c\u539f\u7406\u3001\u7528\u9014\u306b\u52a0\u3048\u3001\u30e1\u30ea\u30c3\u30c8\u3068\u30c7\u30e1\u30ea\u30c3\u30c8\u3082\u7d39\u4ecb\u3002<\/p>\n","protected":false},"author":1,"featured_media":192094,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[90],"tags":[91],"class_list":["post-167702","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-90","tag-91","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"<!-- 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