{"id":1857,"date":"2026-10-28T06:00:00","date_gmt":"2026-10-27T21:00:00","guid":{"rendered":"https:\/\/quantumsea.net\/?p=1857"},"modified":"2026-10-27T19:16:12","modified_gmt":"2026-10-27T10:16:12","slug":"qs-slow-light-eo-equalizer-20261027","status":"publish","type":"post","link":"https:\/\/quantumsea.net\/?p=1857","title":{"rendered":"\u6771\u4eac\u79d1\u5b66\u5927\u306a\u3069\u3001\u5149\u5909\u8abf\u5668\u306b\u6ce2\u5f62\u88dc\u511f\u3092\u7d44\u307f\u8fbc\u307f200 Gb\/s\u3092\u5b9f\u8a3c"},"content":{"rendered":"<p>\u96fb\u6c17\u306e\u4fe1\u53f7\u3092\u5149\u306b\u8f09\u305b\u308b\u300c\u5149\u5909\u8abf\u5668\u300d\u306f\u3001\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306e\u901a\u4fe1\u3092\u652f\u3048\u308b\u90e8\u54c1\u3067\u3059\u3002\u901f\u304f\u5207\u308a\u66ff\u3048\u3089\u308c\u308b\u3053\u3068\u306b\u52a0\u3048\u3001\u5c0f\u3055\u306a\u96fb\u5727\u3067\u52d5\u304f\u3053\u3068\u3082\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u3068\u3053\u308d\u304c\u3001\u9ad8\u901f\u306a\u4fe1\u53f7\u307b\u3069\u6ce2\u5f62\u304c\u306a\u307e\u308a\u3084\u3059\u304f\u3001\u305d\u306e\u88dc\u6b63\u3092\u96fb\u5b50\u56de\u8def\u306b\u4efb\u305b\u308b\u3068\u3001\u56de\u8def\u306e\u6d88\u8cbb\u96fb\u529b\u304c\u5897\u3048\u308b\u3068\u3044\u3046\u8ab2\u984c\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u6771\u4eac\u79d1\u5b66\u5927\u5b66\u3001\u6a2a\u6d5c\u56fd\u7acb\u5927\u5b66\u3001\u7523\u696d\u6280\u8853\u7dcf\u5408\u7814\u7a76\u6240\u306a\u3069\u306e\u7814\u7a76\u30c1\u30fc\u30e0\u306f\u3001\u6ce2\u5f62\u3092\u6574\u3048\u308b\u50cd\u304d\u3092\u30b7\u30ea\u30b3\u30f3\u306e\u5149\u5909\u8abf\u5668\u306b\u7d44\u307f\u8fbc\u307f\u30011\u6ce2\u9577\u3042\u305f\u308a200 Gb\/s\u306ePAM4\u5909\u8abf\u3092\u5b9f\u8a3c\u3057\u307e\u3057\u305f\u3002\u8ad6\u6587\u306f2026\u5e7410\u670822\u65e5\u306bNature Communications\u3067\u516c\u958b\u3055\u308c\u3001\u5927\u5b66\u306a\u3069\u304c26\u65e5\u306b\u767a\u8868\u3057\u3066\u3044\u307e\u3059\u3002200 Gb\/s\u3067\u306f\u53d7\u4fe1\u5074\u306e\u30c7\u30b8\u30bf\u30eb\u88dc\u6b63\u3082\u4f7f\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u88dc\u6b63\u306e\u4e00\u90e8\u3092\u5149\u5b66\u69cb\u9020\u3067\u62c5\u3046\u3053\u3068\u3067\u3001\u96fb\u5b50\u56de\u8def\u3078\u306e\u4f9d\u5b58\u3092\u6e1b\u3089\u3059\u8a2d\u8a08\u3067\u3059\u3002\uff3b1\u30012\uff3d<\/p>\n<section class=\"influvetor-quick-summary\" aria-label=\"\u7c21\u5358\u306b\u307e\u3068\u3081\u308b\u3068\uff1f\">\n<p><strong>\u7c21\u5358\u306b\u307e\u3068\u3081\u308b\u3068\uff1f<\/strong><\/p>\n<ul>\n<li>\u5149\u3092\u9045\u304f\u9032\u307e\u305b\u308b\u5c0f\u578b\u306e\u30b7\u30ea\u30b3\u30f3\u5909\u8abf\u5668\u306b\u3001\u5149\u306e\u9045\u5ef6\u7d4c\u8def\u3068\u4ea4\u5dee\u90e8\u3092\u7d44\u307f\u8fbc\u307f\u307e\u3057\u305f\u3002\u901f\u3044\u4fe1\u53f7\u307b\u3069\u5f31\u304f\u306a\u308b\u5fdc\u7b54\u3092\u3001\u69cb\u9020\u306e\u50cd\u304d\u3067\u88dc\u3044\u307e\u3059\u3002<\/li>\n<li>\u5909\u8abf\u5668\u306e\u6ce2\u5f62\u3092\u30c7\u30b8\u30bf\u30eb\u88dc\u6b63\u3057\u306a\u3044PAM4\u5b9f\u9a13\u306f180 Gb\/s\u3002200 Gb\/s\u3067\u306f\u3001\u53d7\u4fe1\u5074\u306711\u30bf\u30c3\u30d7\u306e\u88dc\u6b63\u3092\u4f7f\u3044\u3001\u99c6\u52d5\u632f\u5e45\u306f1.5 Vpp\u3067\u3057\u305f\u3002<\/li>\n<li>200 Gb\/s\u6642\u306e\u99c6\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u306f63 fJ\/bit\u3068\u3044\u3046\u8a08\u7b97\u5024\u3067\u3059\u300226 fJ\/bit\u306f\u5225\u306e140 Gb\/s\u6761\u4ef6\u3067\u3042\u308a\u3001\u3069\u3061\u3089\u3082\u30ec\u30fc\u30b6\u30fc\u3084\u53d7\u4fe1\u56de\u8def\u307e\u3067\u542b\u3081\u305f\u901a\u4fe1\u88c5\u7f6e\u5168\u4f53\u306e\u5024\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/li>\n<\/ul>\n<\/section>\n<h2>\u77ed\u304f\u3001\u4f4e\u3044\u96fb\u5727\u3067\u52d5\u304f\u5909\u8abf\u5668\u306b\u6b8b\u308b\u8ab2\u984c<\/h2>\n<p>\u4eca\u56de\u306e\u88c5\u7f6e\u306f\u3001\u4e8c\u3064\u306e\u7d4c\u8def\u3092\u901a\u3063\u305f\u5149\u3092\u518d\u3073\u5408\u308f\u305b\u308b\u30de\u30c3\u30cf\u30fb\u30c4\u30a7\u30f3\u30c0\u30fc\u578b\u306e\u5909\u8abf\u5668\u3067\u3059\u3002\u96fb\u5727\u3092\u52a0\u3048\u308b\u3068\u7247\u65b9\u306e\u5149\u306e\u4f4d\u76f8\u3001\u3064\u307e\u308a\u6ce2\u306e\u5c71\u3084\u8c37\u306e\u4f4d\u7f6e\u304c\u5909\u308f\u308a\u3001\u5408\u6d41\u5f8c\u306e\u5149\u306e\u5f37\u3055\u3092\u5909\u3048\u3089\u308c\u307e\u3059\u3002\u3053\u306e\u5f37\u5f31\u3092\u60c5\u5831\u3068\u3057\u3066\u9001\u308a\u307e\u3059\u3002<\/p>\n<p>\u5149\u306e\u7d4c\u8def\u306b\u306f\u3001\u5fae\u7d30\u306a\u7a74\u3092\u5468\u671f\u7684\u306b\u4e26\u3079\u305f\u30d5\u30a9\u30c8\u30cb\u30c3\u30af\u7d50\u6676\u5c0e\u6ce2\u8def\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002\u7279\u5b9a\u306e\u6ce2\u9577\u306e\u5149\u304c\u3086\u3063\u304f\u308a\u9032\u3080\u300c\u30b9\u30ed\u30fc\u30e9\u30a4\u30c8\u300d\u306e\u6027\u8cea\u3092\u5229\u7528\u3059\u308b\u3068\u3001\u77ed\u3044\u8ddd\u96e2\u3067\u3082\u96fb\u6c17\u4fe1\u53f7\u3068\u5149\u304c\u5341\u5206\u306b\u76f8\u4e92\u4f5c\u7528\u3067\u304d\u307e\u3059\u3002\u9577\u3044\u5909\u8abf\u5668\u3084\u5927\u304d\u306a\u96fb\u5727\u306b\u983c\u3089\u305a\u3001\u4f4d\u76f8\u3092\u5909\u3048\u3084\u3059\u304f\u306a\u308b\u308f\u3051\u3067\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u96fb\u5727\u3092\u5909\u3048\u305f\u3068\u304d\u306e\u5fdc\u7b54\u304c\u7121\u9650\u306b\u901f\u304f\u306a\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u96fb\u6c17\u7684\u306a\u62b5\u6297\u3084\u5bb9\u91cf\u306a\u3069\u306b\u3088\u3063\u3066\u3001\u9ad8\u3044\u5468\u6ce2\u6570\u306e\u6210\u5206\u306f\u5f31\u304f\u306a\u308a\u307e\u3059\u3002\u9023\u7d9a\u3059\u308b\u8a18\u53f7\u306e\u6ce2\u5f62\u304c\u91cd\u306a\u308b\u3068\u3001\u53d7\u4fe1\u5074\u3067\u3069\u306e\u5024\u3060\u3063\u305f\u304b\u3092\u898b\u5206\u3051\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002\u5c0f\u578b\u5316\u3068\u4f4e\u96fb\u5727\u5316\u306e\u5229\u70b9\u3092\u4fdd\u3061\u306a\u304c\u3089\u3001\u3053\u306e\u306a\u307e\u308a\u3092\u88dc\u3046\u3053\u3068\u304c\u4eca\u56de\u306e\u72d9\u3044\u3067\u3059\u3002\uff3b1\uff3d<\/p>\n<h2>\u5149\u306e\u9045\u308c\u3068\u4ea4\u5dee\u3092\u4f7f\u3044\u3001\u6ce2\u5f62\u3092\u5148\u56de\u308a\u3057\u3066\u6574\u3048\u308b<\/h2>\n<p>\u7814\u7a76\u30c1\u30fc\u30e0\u306f\u3001\u5909\u8abf\u3059\u308b\u90e8\u5206\u3092\u8907\u6570\u306e\u533a\u9593\u306b\u5206\u3051\u3001\u305d\u306e\u9014\u4e2d\u306b\u5149\u3092\u9045\u3089\u305b\u308b\u7d4c\u8def\u3068\u3001\u4e8c\u3064\u306e\u5149\u7d4c\u8def\u3092\u4ea4\u5dee\u3055\u305b\u308b\u90e8\u5206\u3092\u52a0\u3048\u307e\u3057\u305f\u3002\u533a\u9593\u3054\u3068\u306e\u50cd\u304d\u304c\u6642\u9593\u5dee\u3092\u6301\u3063\u3066\u91cd\u306a\u308a\u3001\u4e00\u90e8\u306f\u9006\u5411\u304d\u306e\u5909\u5316\u3068\u3057\u3066\u52a0\u308f\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5909\u8abf\u5668\u306e\u5fdc\u7b54\u3092\u5149\u3068\u96fb\u6c17\u306e\u69cb\u9020\u305d\u306e\u3082\u306e\u3067\u8abf\u6574\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u50cd\u304d\u3092\u8ad6\u6587\u306f\u300c\u96fb\u6c17\u5149\u5b66\u30a4\u30b3\u30e9\u30a4\u30b6\u30fc\u300d\u3068\u547c\u3093\u3067\u3044\u307e\u3059\u3002\u30a4\u30b3\u30e9\u30a4\u30b6\u30fc\u306f\u3001\u5468\u6ce2\u6570\u306b\u3088\u3063\u3066\u504f\u3063\u305f\u5fdc\u7b54\u3092\u88dc\u3046\u3082\u306e\u3067\u3059\u3002\u4eca\u56de\u306e\u69cb\u9020\u306f\u3001\u9ad8\u901f\u306a\u5909\u5316\u304c\u5f31\u304f\u306a\u308b\u5909\u8abf\u5668\u306e\u6027\u8cea\u306b\u5bfe\u3057\u3001\u9ad8\u3044\u5468\u6ce2\u6570\u306e\u6210\u5206\u3092\u76f8\u5bfe\u7684\u306b\u5f37\u3081\u308b\u5fdc\u7b54\u3092\u91cd\u306d\u307e\u3059\u3002\u4fe1\u53f7\u3092\u53d7\u3051\u53d6\u3063\u3066\u304b\u3089\u8a08\u7b97\u3067\u76f4\u3059\u4ed5\u4e8b\u306e\u4e00\u90e8\u3092\u3001\u90e8\u54c1\u306e\u69cb\u9020\u3078\u79fb\u3057\u305f\u3068\u6349\u3048\u308b\u3068\u5206\u304b\u308a\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u7d20\u5b50\u306f300 mm\u306e\u30b7\u30ea\u30b3\u30f3\u57fa\u677f\u3092\u4f7f\u3046\u5de5\u7a0b\u3067\u88fd\u4f5c\u3055\u308c\u307e\u3057\u305f\u3002\u4ea4\u5dee\u90e8\u3068\u9045\u5ef6\u7d4c\u8def\u3092\u542b\u3081\u305f\u88c5\u7f6e\u9577\u306f320\u30de\u30a4\u30af\u30ed\u30e1\u30fc\u30c8\u30eb\u3001\u96fb\u6975\u307e\u3067\u542b\u3081\u305f\u5360\u6709\u9762\u7a4d\u306f0.4\u5e73\u65b9\u30df\u30ea\u30e1\u30fc\u30c8\u30eb\u3067\u3059\u3002\u5c0f\u3055\u3044\u69cb\u9020\u3078\u88dc\u511f\u6a5f\u80fd\u3082\u53ce\u3081\u305f\u70b9\u304c\u3001\u3053\u306e\u7814\u7a76\u306e\u7279\u5fb4\u3067\u3059\u3002\uff3b1\uff3d<\/p>\n<h2>200 Gb\/s\u306826 fJ\/bit\u306f\u3001\u540c\u3058\u6e2c\u5b9a\u6761\u4ef6\u3067\u306f\u306a\u3044<\/h2>\n<p>PAM4\u306f\u5149\u306e\u5f37\u3055\u3092\u56db\u3064\u306e\u6bb5\u968e\u3067\u8868\u3057\u30011\u8a18\u53f7\u30672\u30d3\u30c3\u30c8\u3092\u904b\u3076\u65b9\u5f0f\u3067\u3059\u3002200 Gb\/s\u306f\u3001\u6bce\u79d21000\u5104\u56de\u306e\u8a18\u53f7\u306e\u5207\u308a\u66ff\u3048\u3001\u3059\u306a\u308f\u3061100 Gbaud\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002\u7814\u7a76\u30c1\u30fc\u30e0\u306f\u3001\u5fdc\u7b54\u306e\u5e73\u5766\u3055\u3092\u91cd\u8996\u3057\u305f4\u533a\u9593\u69cb\u6210\u306e\u88c5\u7f6e\u3092\u4f7f\u3063\u3066\u5909\u8abf\u5b9f\u9a13\u3092\u884c\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>\u7d50\u679c\u3092\u8aad\u3080\u3068\u304d\u306f\u3001\u901f\u5ea6\u3060\u3051\u3067\u306a\u304f\u3001\u5909\u8abf\u65b9\u5f0f\u3001\u88dc\u6b63\u51e6\u7406\u3001\u99c6\u52d5\u96fb\u5727\u3092\u4e00\u7d44\u3068\u3057\u3066\u898b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u5b9f\u8a3c\u3057\u305f\u6761\u4ef6<\/th>\n<th>\u88dc\u6b63\u3068\u8a55\u4fa1\u5024<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>PAM4\u3001180 Gb\/s<\/td>\n<td>\u5909\u8abf\u5668\u306e\u6ce2\u5f62\u306b\u5bfe\u3059\u308b\u30c7\u30b8\u30bf\u30eb\u88dc\u6b63\u306a\u3057\u3002\u6ce2\u5f62\u54c1\u8cea\u306e\u6307\u6a19TDECQ\u306f2.2 dB\u4ee5\u4e0b\u3002<\/td>\n<\/tr>\n<tr>\n<td>PAM4\u3001200 Gb\/s\u30011.5 Vpp<\/td>\n<td>\u53d7\u4fe1\u5074\u306e11\u30bf\u30c3\u30d7\u88dc\u6b63\u3042\u308a\u3002TDECQ\u306f1.5 dB\u3002\u99c6\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u8a08\u7b97\u5024\u306f63 fJ\/bit\u3002<\/td>\n<\/tr>\n<tr>\n<td>OOK\u3001140 Gb\/s\u30010.6 Vpp<\/td>\n<td>\u53d7\u4fe1\u5074\u306e11\u30bf\u30c3\u30d7\u88dc\u6b63\u3042\u308a\u3002TDEC\u306f2.5 dB\u3002\u99c6\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u8a08\u7b97\u5024\u306f26 fJ\/bit\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u539f\u8ad6\u6587Fig. 4\u3068\u88dc\u8db3\u8cc7\u6599Note 5\u306b\u57fa\u3065\u304f\u6574\u7406\u3067\u3059\u3002OOK\u306f\u5149\u306e\u5f37\u5f31\u306e\u4e8c\u6bb5\u968e\u30671\u8a18\u53f7\u306b1\u30d3\u30c3\u30c8\u3092\u8f09\u305b\u308b\u65b9\u5f0f\u3067\u3059\u3002Vpp\u306f\u96fb\u5727\u306e\u632f\u308c\u5e45\u3067\u3001\u88c5\u7f6e\u5168\u4f53\u306e\u96fb\u6e90\u96fb\u5727\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5b9f\u9a13\u3067\u306f\u5225\u306b\u22122.5 V\u306e\u76f4\u6d41\u30d0\u30a4\u30a2\u30b9\u3082\u52a0\u3048\u3066\u3044\u307e\u3059\u3002\uff3b1\u30013\uff3d<\/p>\n<p>11\u30bf\u30c3\u30d7\u306e\u88dc\u6b63\u306f\u3001\u8907\u6570\u306e\u6642\u523b\u306e\u4fe1\u53f7\u306b\u91cd\u307f\u3092\u4ed8\u3051\u3066\u8db3\u3057\u5408\u308f\u305b\u3001\u96a3\u308a\u5408\u3046\u8a18\u53f7\u306e\u5f71\u97ff\u3092\u6e1b\u3089\u3059\u51e6\u7406\u3067\u3059\u3002200 Gb\/s\u3067\u306f\u3053\u306e\u30c7\u30b8\u30bf\u30eb\u51e6\u7406\u304c\u6b8b\u3063\u3066\u304a\u308a\u3001\u300c200 Gb\/s\u3092\u88dc\u6b63\u56de\u8def\u306a\u3057\u3067\u5b9f\u73fe\u3057\u305f\u300d\u3068\u8aad\u3080\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u88dc\u6b63\u306a\u3057\u3067\u3082200 Gb\/s\u306e\u6ce2\u5f62\u306e\u958b\u304d\u306f\u898b\u3089\u308c\u307e\u3057\u305f\u304c\u3001TDECQ\u306f4.9 dB\u3068\u60aa\u5316\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>fJ\/bit\u306e\u5024\u3082\u3001\u88c5\u7f6e\u5168\u4f53\u3092\u96fb\u529b\u8a08\u3067\u6e2c\u3063\u305f\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u88dc\u8db3\u8cc7\u6599\u3067\u306f\u3001\u99c6\u52d5\u96fb\u5727\u3001\u7d42\u7aef\u62b5\u6297\u3001\u5909\u8abf\u65b9\u5f0f\u304b\u3089\u5e73\u5747\u306e\u99c6\u52d5\u96fb\u529b\u3092\u8a08\u7b97\u3057\u3001\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u3067\u5272\u3063\u3066\u3044\u307e\u3059\u3002\u30ec\u30fc\u30b6\u30fc\u3001\u5149\u5897\u5e45\u5668\u3001\u6e29\u5ea6\u8abf\u6574\u3001\u30c7\u30b8\u30bf\u30eb\u88dc\u6b63\u3084\u53d7\u4fe1\u5074\u306e\u96fb\u529b\u3092\u542b\u3080\u901a\u4fe1\u7cfb\u5168\u4f53\u306e\u7701\u96fb\u529b\u52b9\u679c\u3068\u306f\u3001\u5206\u3051\u3066\u8a55\u4fa1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>\u6ce2\u5f62\u306e\u6539\u5584\u306f\u3001\u901a\u4fe1\u306e\u8aa4\u308a\u7387\u305d\u306e\u3082\u306e\u3067\u306f\u306a\u3044<\/h2>\n<p>TDEC\u3068TDECQ\u306f\u3001\u9001\u4fe1\u6ce2\u5f62\u306e\u52a3\u5316\u3092\u8a55\u4fa1\u3059\u308b\u6307\u6a19\u3067\u3059\u3002\u4eca\u56de\u306e\u6bd4\u8f03\u3067\u306f\u5024\u304c\u5c0f\u3055\u3044\u307b\u3069\u6ce2\u5f62\u306e\u52a3\u5316\u304c\u5c0f\u3055\u304f\u3001\u540c\u3058\u6e2c\u5b9a\u624b\u9806\u306e\u4e2d\u3067\u30a4\u30b3\u30e9\u30a4\u30b6\u30fc\u306e\u6709\u7121\u306b\u3088\u308b\u6539\u5584\u3092\u78ba\u304b\u3081\u3066\u3044\u307e\u3059\u3002\u4e00\u65b9\u3001\u9577\u3044\u901a\u4fe1\u3092\u5b9f\u884c\u3057\u3066\u8aa4\u3063\u305f\u30d3\u30c3\u30c8\u306e\u5272\u5408\u3092\u76f4\u63a5\u6e2c\u3063\u305f\u7d50\u679c\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u8ad6\u6587\u3082\u3001\u9001\u53d7\u4fe1\u6a5f\u3068\u3057\u3066\u306e\u8a55\u4fa1\u306b\u306f\u8aa4\u308a\u7387\u306b\u57fa\u3065\u304f\u6e2c\u5b9a\u304c\u5fc5\u8981\u3060\u3068\u3057\u3066\u3044\u307e\u3059\u3002\uff3b1\uff3d<\/p>\n<p>\u5b9f\u9a13\u306b\u306f\u3001\u5916\u90e8\u306e\u4fe1\u53f7\u767a\u751f\u5668\u3084\u5897\u5e45\u5668\u3001\u5149\u640d\u5931\u3092\u88dc\u3046\u5149\u5897\u5e45\u5668\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002\u6e2c\u5b9a\u7cfb\u306e\u5fdc\u7b54\u3092\u6821\u6b63\u3057\u3001\u5149\u5897\u5e45\u5668\u306e\u96d1\u97f3\u306e\u5f71\u97ff\u3092\u6291\u3048\u308b\u305f\u3081\u3001OOK\u3067\u306f16\u56de\u3001PAM4\u3067\u306f32\u56de\u306e\u6ce2\u5f62\u3092\u5e73\u5747\u3057\u307e\u3057\u305f\u3002\u300c\u30c7\u30b8\u30bf\u30eb\u88dc\u6b63\u306a\u3057\u300d\u306f\u5909\u8abf\u5668\u306e\u6ce2\u5f62\u3092\u88dc\u511f\u3059\u308b\u51e6\u7406\u3092\u52a0\u3048\u306a\u3044\u6761\u4ef6\u3092\u6307\u3057\u3001\u6e2c\u5b9a\u7cfb\u306e\u6821\u6b63\u307e\u3067\u4e00\u5207\u306a\u3044\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u5468\u6ce2\u6570\u306e\u6570\u5024\u306b\u3082\u6ce8\u610f\u70b9\u304c\u3042\u308a\u307e\u3059\u3002\u5225\u306e3\u533a\u9593\u69cb\u6210\u3067\u306f\u30013 dB\u5e2f\u57df\u309235 GHz\u304b\u308980 GHz\u3078\u5e83\u3052\u305f\u3068\u5831\u544a\u3057\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u6e2c\u5b9a\u88c5\u7f6e\u306e\u4e0a\u9650\u306f67 GHz\u3067\u300180 GHz\u306f\u9ad8\u5468\u6ce2\u5074\u306e\u6e2c\u5b9a\u5024\u304b\u3089\u76f4\u7dda\u3092\u5ef6\u3070\u3057\u3066\u6c42\u3081\u305f\u63a8\u5b9a\u3092\u542b\u307f\u307e\u3059\u3002200 Gb\/s\u306e\u5b9f\u9a13\u306b\u4f7f\u3063\u305f4\u533a\u9593\u69cb\u6210\u306f\u3001\u5e2f\u57df\u304c23 GHz\u304b\u308955 GHz\u3078\u5e83\u304c\u308a\u3001\u5fdc\u7b54\u304c\u3088\u308a\u5e73\u3089\u306b\u306a\u308b\u8a2d\u8a08\u3067\u3059\u3002\uff3b1\uff3d<\/p>\n<h2>\u5b9f\u88c5\u3078\u5411\u3051\u3066\u306f\u3001\u5149\u306e\u640d\u5931\u3068\u88c5\u7f6e\u5168\u4f53\u3067\u306e\u78ba\u8a8d\u304c\u6b8b\u308b<\/h2>\n<p>\u5149\u5909\u8abf\u5668\u306e\u5185\u90e8\u3067\u6ce2\u5f62\u3092\u6574\u3048\u3089\u308c\u308c\u3070\u3001\u5927\u304d\u306a\u96fb\u5b50\u56de\u8def\u3092\u4f7f\u3046\u88dc\u6b63\u306e\u8ca0\u62c5\u3092\u6e1b\u3089\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u9ad8\u901f\u5316\u306e\u305f\u3081\u306b\u96fb\u5b50\u56de\u8def\u3092\u5897\u3084\u3059\u3060\u3051\u3067\u306a\u304f\u3001\u5149\u3068\u96fb\u6c17\u3092\u4e00\u7dd2\u306b\u8a2d\u8a08\u3059\u308b\u9078\u629e\u80a2\u3092\u5177\u4f53\u7684\u306a\u7d20\u5b50\u3067\u793a\u3057\u305f\u6210\u679c\u3067\u3059\u3002<\/p>\n<p>\u5b9f\u7528\u5316\u306b\u5411\u3051\u3066\u306f\u3001\u4eca\u56de11.7\u301c15.5 dB\u3060\u3063\u305f\u5149\u306e\u633f\u5165\u640d\u5931\u3092\u4e0b\u3052\u308b\u3053\u3068\u3084\u3001\u30ec\u30fc\u30b6\u30fc\u3001\u99c6\u52d5\u56de\u8def\u3001\u53d7\u4fe1\u5668\u307e\u3067\u542b\u3081\u305f\u691c\u8a3c\u304c\u6b8b\u308a\u307e\u3059\u3002\u8ad6\u6587\u306b\u51fa\u3066\u304f\u308b\u8907\u6570\u6ce2\u9577\u30673.2\u301c6.4 Tb\/s\u3068\u3044\u3046\u5bb9\u91cf\u3082\u3001\u5c06\u6765\u306e\u96c6\u7a4d\u3092\u898b\u8fbc\u3093\u3060\u8a66\u7b97\u3067\u3042\u308a\u3001\u4eca\u56de\u305d\u306e\u901a\u4fe1\u88c5\u7f6e\u3092\u5b9f\u8a3c\u3057\u305f\u3068\u3044\u3046\u6570\u5b57\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u4eca\u5f8c\u306e\u6bd4\u8f03\u3067\u306f\u3001\u4f55Gb\/s\u307e\u3067\u52d5\u304f\u304b\u306b\u52a0\u3048\u3001\u305d\u306e\u901f\u5ea6\u3067\u3069\u308c\u3060\u3051\u306e\u88dc\u6b63\u304c\u5fc5\u8981\u304b\u3001\u5149\u306e\u640d\u5931\u3092\u88dc\u3046\u96fb\u529b\u306f\u3069\u308c\u304f\u3089\u3044\u304b\u3001\u901a\u4fe1\u5168\u4f53\u306e\u8aa4\u308a\u7387\u3092\u4fdd\u3066\u308b\u304b\u3092\u4e00\u7dd2\u306b\u898b\u308b\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/p>\n<h2>\u51fa\u5178<\/h2>\n<ol>\n<li>Keisuke Kawahara\u307b\u304b\u300c<a href=\"https:\/\/www.nature.com\/articles\/s41467-026-78128-1\">Reduced-DSP 200G\/\u03bb low-voltage slow-light silicon modulator enabled by built-in EO equalizer<\/a>\u300dNature Communications 17, 10446\u30012026\u5e7410\u670822\u65e5\u3002DOI: 10.1038\/s41467-026-78128-1\u3002Results\u3001Fig. 1\u30fb3\u30fb4\u3001Methods\u3092\u53c2\u7167\u3002<\/li>\n<li>\u6771\u4eac\u79d1\u5b66\u5927\u5b66\u300c<a href=\"https:\/\/www.isct.ac.jp\/ja\/news\/6g6ouecyed3j\">\u5149\u96fb\u878d\u5408\u306b\u5411\u3051\u305f\u9ad8\u6027\u80fd\u30b7\u30ea\u30b3\u30f3\u5149\u5909\u8abf\u5668\u3092\u958b\u767a<\/a>\u300d\u30012026\u5e7410\u670826\u65e5\u3002\u5171\u540c\u7814\u7a76\u306e\u767a\u8868\u8cc7\u6599\u3002\u539f\u8ad6\u6587\u3068\u306f\u72ec\u7acb\u3057\u305f\u8ffd\u8a66\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/li>\n<li>\u540c\u8ad6\u6587\u306e<a href=\"https:\/\/media.springernature.com\/original\/springer-static\/esm\/art%3A10.1038%2Fs41467-026-78128-1\/MediaObjects\/41467_2026_78128_MOESM1_ESM.pdf\">Supplementary Information<\/a>\u3001Note 5\u3002\u99c6\u52d5\u96fb\u529b\u3068\u30d3\u30c3\u30c8\u5f53\u305f\u308a\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u8a08\u7b97\u6761\u4ef6\u3092\u53c2\u7167\u3002<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>\u96fb\u6c17\u306e\u4fe1\u53f7\u3092\u5149\u306b\u8f09\u305b\u308b\u300c\u5149\u5909\u8abf\u5668\u300d\u306f\u3001\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306e\u901a\u4fe1\u3092\u652f\u3048\u308b\u90e8\u54c1\u3067\u3059\u3002\u901f\u304f\u5207\u308a\u66ff\u3048\u3089\u308c\u308b\u3053\u3068\u306b\u52a0\u3048\u3001\u5c0f\u3055\u306a\u96fb\u5727\u3067\u52d5\u304f\u3053\u3068\u3082\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u3068\u3053\u308d\u304c\u3001\u9ad8\u901f\u306a\u4fe1\u53f7\u307b\u3069\u6ce2\u5f62\u304c\u306a\u307e\u308a\u3084\u3059\u304f\u3001\u305d\u306e\u88dc\u6b63\u3092\u96fb\u5b50\u56de\u8def\u306b\u4efb\u305b\u308b\u3068\u3001\u56de\u8def [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":1856,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":true,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":false,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[29],"tags":[131],"class_list":["post-1857","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-communications-networking","tag-optical-interconnect"],"jetpack_publicize_connections":[],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/quantumsea.net\/wp-content\/uploads\/2026\/10\/qs-slow-light-eo-equalizer-20261027-featured-1bae6f3721c8.png","_links":{"self":[{"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/posts\/1857","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1857"}],"version-history":[{"count":1,"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/posts\/1857\/revisions"}],"predecessor-version":[{"id":1858,"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/posts\/1857\/revisions\/1858"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=\/wp\/v2\/media\/1856"}],"wp:attachment":[{"href":"https:\/\/quantumsea.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1857"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1857"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/quantumsea.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1857"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}