{"id":3516,"date":"2025-12-02T00:00:00","date_gmt":"2025-12-02T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/ieee-802-3cd-50g-100g-200g-pam4-ethernet\/"},"modified":"2026-06-22T08:57:41","modified_gmt":"2026-06-22T08:57:41","slug":"ieee-802-3cd-50g-100g-200g-pam4-ethernet","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/ja\/knowledge-center\/ieee-802-3cd-50g-100g-200g-pam4-ethernet","title":{"rendered":"IEEE 802.3cd \u306e\u89e3\u8aac\uff1aPAM4 \u3092\u7528\u3044\u305f 50G\u3001100G\u3001200G \u30a4\u30fc\u30b5\u30cd\u30c3\u30c8"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/882b27eb378945618d369548c34c2540.webp\" alt=\"What Is IEEE 802.3cd?\" class=\"wp-image-3513\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/882b27eb378945618d369548c34c2540.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/882b27eb378945618d369548c34c2540-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/882b27eb378945618d369548c34c2540-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/882b27eb378945618d369548c34c2540-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/882b27eb378945618d369548c34c2540-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udccc IEEE 802.3cd\u3068\u306f\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IEEE 802.3cd\u306f\u3001\u7269\u7406\u5c64\uff08PHY\uff09\u304a\u3088\u3073 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/what-is-physical-medium-dependent-pmd\/\">\u7269\u7406\u5a92\u4f53\u4f9d\u5b58\uff08PMD\uff09<\/a> \u4ed5\u69d8\u3092\u5b9a\u7fa9\u3059\u308b\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u898f\u683c\u3067\u3042\u308a\u3001 <strong>50 GbE\u3001100 GbE\u304a\u3088\u3073200 GbE\u306e<\/strong> \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067 <strong>50G PAM4\u30ec\u30fc\u30f3\u3092<\/strong>. \u4f7f\u7528\u3057\u307e\u3059\u30022018\u5e74\u306b\u6700\u7d42\u627f\u8a8d\u3055\u308c\u305f\u3053\u306e\u898f\u683c\u306f\u3001\u5358\u4e00\u30ec\u30fc\u30f3\u3067\u306e50G\u4fe1\u53f7\u5316\u304a\u3088\u3073\u30de\u30eb\u30c1\u30ec\u30fc\u30f3\u69cb\u6210\uff082\u00d750G\u304a\u3088\u30734\u00d750G\uff09\u3092\u5c0e\u5165\u3057\u3001\u30dd\u30fc\u30c8\u52b9\u7387\u306e\u5411\u4e0a\u3068\u30d3\u30c3\u30c8\u5f53\u305f\u308a\u30b3\u30b9\u30c8\u306e\u524a\u6e1b\u3092\u5b9f\u73fe\u3057\u305f\u3001\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u306a\u9ad8\u901f\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u3092\u53ef\u80fd\u306b\u3057\u307e\u3057\u305f\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u898f\u683c\u306f\u3001\u73fe\u4ee3\u306e\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306b\u304a\u3044\u3066\u4e2d\u5fc3\u7684\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u3066\u304a\u308a\u3001\u7279\u306bPAM4\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u2014\u2014\u3059\u306a\u308f\u3061 <strong>SFP56\u3001, <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/491591.htm\"><strong>QSFP28<\/strong><\/a><strong>, QSFP56\u304a\u3088\u3073QSFP-DD\u2014\u2014\u304c\u300125G\u304b\u3089200G\u3078\u306e\u79fb\u884c\u30d1\u30b9\u3067\u5e83\u304f\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/strong>\u2014\u2014\u306f\u300125G\u304b\u3089200G\u3078\u306e\u79fb\u884c\u30d1\u30b9\u3067\u5e83\u304f\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udccc \u306a\u305cIEEE 802.3cd\u306fPAM4\u5909\u8abf\u65b9\u5f0f\u3092\u63a1\u7528\u3059\u308b\u306e\u304b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">3cd\u306e\u7279\u5fb4\u7684\u306a\u70b9\u306e\u4e00\u3064\u306f\u3001NRZ\uff08PAM2\uff09\u304b\u3089 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/what-is-pam4-four-level-pulse-amplitude-modulation-basics\/\"><strong>PAM4<\/strong> \u5909\u8abf<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >PAM4\u306e\u4e3b\u306a\u5229\u70b9<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u9ad8\u3044\u30c7\u30fc\u30bf\u5bc6\u5ea6\uff1a<\/strong> PAM4\u306f1\u30b7\u30f3\u30dc\u30eb\u3042\u305f\u308a2\u30d3\u30c3\u30c8\u3092\u7b26\u53f7\u5316\u3059\u308b\u305f\u3081\u3001\u540c\u4e00\u5e2f\u57df\u5e45\u5185\u3067\u5b9f\u52b9\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u30922\u500d\u306b\u3067\u304d\u307e\u3059\u3002.<\/p><\/li><li><p><strong>\u5358\u4e00\u30ec\u30fc\u30f350G\u306e\u5b9f\u73fe\u53ef\u80fd\u6027\uff1a<\/strong> \u7d0450 GBd\u306e\u30b7\u30f3\u30dc\u30eb\u30ec\u30fc\u30c8\u3067\u30011\u30ec\u30fc\u30f3\u3042\u305f\u308a50 Gb\/s\u3092\u9054\u6210\u3057\u307e\u3059\u3002.<\/p><\/li><li><p><strong>\u3088\u308a\u512a\u308c\u305f\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\uff1a<\/strong> \u30dd\u30fc\u30c8\u306e\u30d5\u30a9\u30fc\u30e0\u30d5\u30a1\u30af\u30bf\u3092\u518d\u8a2d\u8a08\u3059\u308b\u3053\u3068\u306a\u304f\u300150G \u2192 100G \u2192 200G\u3078\u306e\u5e2f\u57df\u5e45\u62e1\u5f35\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">PAM4\u306b\u3088\u308a\u3001\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306f\u99b4\u67d3\u307f\u306e\u3042\u308b\u30e2\u30b8\u30e5\u30fc\u30eb\u5f62\u5f0f\u3092\u7dad\u6301\u3057\u3064\u3064\u3001\u306f\u308b\u304b\u306b\u9ad8\u3044\u96c6\u7d04\u901f\u5ea6\u3092\u30b5\u30dd\u30fc\u30c8\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udccc IEEE 802.3cd\u3067\u5b9a\u7fa9\u3055\u308c\u308bPMD\u304a\u3088\u3073\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u7a2e\u5225<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >50 GbE PMD<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>50GBASE-SR<\/strong> \u2014\u2014\u77ed\u8ddd\u96e2\u30de\u30eb\u30c1\u30e2\u30fc\u30c9\u30d5\u30a1\u30a4\u30d0\u3092\u7528\u3044\u305f\u3001\u5358\u4e0050G PAM4\u30ec\u30fc\u30f3\u306b\u3088\u308b\u901a\u4fe1\u3002.<\/p><\/li><li><p><strong>50GBASE-FR<\/strong> \u2014\u2014\u5358\u4e00\u30e2\u30fc\u30c9\u30d5\u30a1\u30a4\u30d0\uff08\u901a\u5e38\u6700\u59272 km\uff09\u3002.<\/p><\/li><li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/491591.htm\"><strong>50GBASE-LR<\/strong><\/a> \u2014\u2014\u30ad\u30e3\u30f3\u30d1\u30b9\u304a\u3088\u3073\u30e1\u30c8\u30ed\u7528\u9014\u5411\u3051\u306b10 km\u306e\u5230\u9054\u8ddd\u96e2\u3092\u6709\u3059\u308bSMF\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >100 GbE PMD\uff082\u00d750G\uff09<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>100GBASE-FR2<\/strong> \u2014\u2014SMF\u4e0a\u3067\u306e2\u672c\u306ePAM4\u30ec\u30fc\u30f3\u306b\u3088\u308b\u901a\u4fe1\u3001\u4e2d\u7a0b\u5ea6\u306e\u5230\u9054\u8ddd\u96e2\u3002.<\/p><\/li><li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/491583.htm\"><strong>100GBASE-LR2<\/strong><\/a> \u2014\u20142\u30ec\u30fc\u30f3\u306b\u3088\u308b\u9577\u8ddd\u96e2SMF\u7528\u9014\u3002.<\/p><\/li><li><p><strong>100GBASE-DR\/DR2<\/strong> \u2014\u2014\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u5411\u3051\u77ed\uff5e\u4e2d\u8ddd\u96e2SMF\u30ea\u30f3\u30af\u306b\u6700\u9069\u5316\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >200 GbE PMD\uff084\u00d750G\uff09<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/473139.htm\"><strong>200GBASE-SR4<\/strong><\/a> \u2014\u2014\u4e26\u5217MMF\u4e0a\u30674\u672c\u306e50G\u30ec\u30fc\u30f3\u3092\u4f7f\u7528\uff1b\u9ad8\u5bc6\u5ea6\u30ea\u30fc\u30d5\uff0f\u30b9\u30d1\u30a4\u30f3\u63a5\u7d9a\u306b\u6700\u9069\u3002.<\/p><\/li><li><p><strong>200GBASE-FR4 \/ LR4<\/strong> \u2014\u2014\u305d\u308c\u305e\u308c2 km\u304a\u3088\u307310 km\u306e\u5230\u9054\u8ddd\u96e2\u3092\u5b9f\u73fe\u3059\u308b4\u30ec\u30fc\u30f3SMF\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">3cd\u306f\u3001\u3053\u308c\u3089\u306e\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u306b\u3064\u3044\u3066\u3001TDECQ\u3001\u9001\u4fe1\u6a5fOMAouter\u3001\u53d7\u4fe1\u6a5f\u611f\u5ea6\u3001\u304a\u3088\u3073\u30ec\u30fc\u30f3\u3054\u3068\u306eBER\u76ee\u6a19\u5024\u3092\u542b\u3080\u96fb\u6c17\u7684\u30fb\u5149\u5b66\u7684\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u5b9a\u7fa9\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udccc \u73fe\u4ee3\u306e\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306b\u304a\u3051\u308b\u5c55\u958b\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >\u30b5\u30fc\u30d0\u5411\u3051\u5358\u4e00\u30ec\u30fc\u30f350G<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u591a\u304f\u306e\u30cf\u30a4\u30d1\u30fc\u30b9\u30b1\u30fc\u30eb\u304a\u3088\u3073\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306f\u3001<br> <strong>50G SFP56<br><\/strong> \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u30b5\u30fc\u30d0\u30fc\u30a2\u30af\u30bb\u30b9\u30ea\u30f3\u30af\u306b\u63a1\u7528\u3057\u300125G\u3092\u6a19\u6e96\u30ce\u30fc\u30c9\u5e2f\u57df\u5e45\u304b\u3089\u7f6e\u304d\u63db\u3048\u3066\u3044\u307e\u3059\u3002<br>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u30a2\u30c3\u30d7\u30ea\u30f3\u30af\u5c64\u3068\u3057\u3066\u306e100G<br><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">2\u00d750G\u30ec\u30fc\u30f3\u3092\u7528\u3044\u308b\u3053\u3068\u3067\u3001100G\u30ea\u30f3\u30af\u306f\u30e9\u30c3\u30af\u30c8\u30c3\u30d7\uff08ToR\uff09\u3068\u30ea\u30fc\u30d5\u30b9\u30a4\u30c3\u30c1\u9593\u306e\u4e3b\u8981\u306a\u30a2\u30b0\u30ea\u30b2\u30fc\u30b7\u30e7\u30f3\u5c64\u306e\u307e\u307e\u3067\u3042\u308a\u7d9a\u3051\u307e\u3059\u3002<br>. <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/472577.htm\">100G QSFP28<\/a> \u307e\u305f\u306fSFP-DD\u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u3001\u52b9\u7387\u7684\u306a\u5bc6\u5ea6\u3068\u4e0b\u4f4d\u4e92\u63db\u6027\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<br>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u30ea\u30fc\u30d5\uff0d\u30b9\u30d1\u30a4\u30f3\u30d5\u30a1\u30d6\u30ea\u30c3\u30af\u5411\u3051200G<br><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/473139.htm\">200G QSFP56<br><\/a> \u307e\u305f\u306fQSFP-DD\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u306f\u30014\u30ec\u30fc\u30f350G\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3068\u30d6\u30ec\u30a4\u30af\u30a2\u30a6\u30c8\u306e\u67d4\u8edf\u6027\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002\u5358\u4e00\u306e200G\u30dd\u30fc\u30c8\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5206\u5272\u3067\u304d\u307e\u3059\uff1a<br> <strong>4\u00d750G<br><\/strong> \u30b5\u30fc\u30d0\u30fc\u307e\u305f\u306f\u30a2\u30b0\u30ea\u30b2\u30fc\u30b7\u30e7\u30f3\u30ce\u30fc\u30c9\u5411\u3051\u306b\u3002<br>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u30d6\u30ec\u30a4\u30af\u30a2\u30a6\u30c8\u306e\u67d4\u8edf\u6027<br><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30ec\u30fc\u30f3\u30d9\u30fc\u30b9\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306b\u3088\u308a\u3001IEEE 802.3cd\u306f\u4ee5\u4e0b\u306e\u7528\u9014\u306b\u6700\u9069\u3067\u3059\uff1a<br><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>200G QSFP56 \u2192 4\u00d750G SFP56<br><\/p><\/li><li><p>100G QSFP28 \u2192 2\u00d750G SFP56<br><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u306f\u6b21\u4e16\u4ee3\u306e25G\u304b\u308950G\u3078\u306e\u30b5\u30fc\u30d0\u30fc\u79fb\u884c\u306b\u975e\u5e38\u306b\u9069\u5408\u3057\u307e\u3059\u3002<br>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udccc IEEE 802.3cd\u5411\u3051\u6700\u9069\u306a\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u306e\u9078\u5b9a<br><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6e8b859454564c7783bcadfeaf9ad480.webp\" alt=\"802.3cd-compliant optical transceivers\" class=\"wp-image-3514\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6e8b859454564c7783bcadfeaf9ad480.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6e8b859454564c7783bcadfeaf9ad480-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6e8b859454564c7783bcadfeaf9ad480-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6e8b859454564c7783bcadfeaf9ad480-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6e8b859454564c7783bcadfeaf9ad480-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">50G\uff0f100G\uff0f200G\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u8a08\u753b\u3059\u308b\u969b\u3001\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u306e\u9078\u5b9a\u306f<br> <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/what-is-physical-medium-dependent-pmd\/\">PMD<\/a> \u30bf\u30a4\u30d7\u3001\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u306e\u5230\u9054\u8ddd\u96e2\u3001\u304a\u3088\u3073\u30b9\u30a4\u30c3\u30c1\u30dd\u30fc\u30c8\u306e\u30d5\u30a9\u30fc\u30e0\u30d5\u30a1\u30af\u30bf\u30fc\u3068\u4e00\u81f4\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IEEE 802.3cd\u5c55\u958b\u5411\u3051\u306b\u3001LINK-PP\u306f\u4ee5\u4e0b\u306e\u88fd\u54c1\u30ab\u30c6\u30b4\u30ea\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\uff1a<br><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u25b7 50G\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\uff08SFP56\uff0fQSFP28\uff09<br><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5358\u4e00\u30ec\u30fc\u30f350GBASE-SR\uff0fFR\uff0fLR\u304a\u3088\u307350G\u30b5\u30fc\u30d0\u30fc\u30a2\u30af\u30bb\u30b9\u5411\u3051\uff1a<br><br\/>\ud83d\udd17 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-27046-50g-qsfp28-sfp56.htm\">https:\/\/www.l-p.com\/store-27046-50g-qsfp28-sfp56.htm<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u25b7 100G\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\uff08QSFP28\uff0fSFP-DD\uff09<br><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">2\u00d750G\u30a2\u30c3\u30d7\u30ea\u30f3\u30af\u3001100G\u30b9\u30d1\u30a4\u30f3\u30a2\u30b0\u30ea\u30b2\u30fc\u30b7\u30e7\u30f3\u3001\u304a\u3088\u3073DR\uff0fFR\uff0fLR\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u6700\u9069\uff1a<br><br\/>\ud83d\udd17 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\">https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u25b7 200G\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\uff08QSFP-DD\uff0fQSFP56\uff09<br><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">4\u00d750G\u30ea\u30fc\u30d5\uff0d\u30b9\u30d1\u30a4\u30f3\u30d5\u30a1\u30d6\u30ea\u30c3\u30af\u304a\u3088\u3073\u30d6\u30ec\u30a4\u30af\u30a2\u30a6\u30c8\u4e92\u63db\u6027\u5411\u3051\u306b\u8a2d\u8a08\uff1a<br><br\/>\ud83d\udd17 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-26224-200g-qsfp-dd-qsfp56.htm\">https:\/\/www.l-p.com\/store-26224-200g-qsfp-dd-qsfp56.htm<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3089\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u306fPAM4\u4fe1\u53f7\u65b9\u5f0f\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001TDECQ\u6027\u80fd\u3001\u53d7\u4fe1\u611f\u5ea6\u3001\u30ec\u30fc\u30f3\u5225BER\u306e\u4e00\u8cab\u6027\u306a\u3069\u3001IEEE\u306e\u76f8\u4e92\u904b\u7528\u6027\u76ee\u6a19\u3092\u6e80\u305f\u3057\u307e\u3059\u3002<br>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udccc \u76f8\u4e92\u904b\u7528\u6027\u304a\u3088\u3073\u691c\u8a3c\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<br><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fe1\u983c\u6027\u306e\u9ad8\u3044802.3cd\u5c55\u958b\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u901a\u5e38\u4ee5\u4e0b\u3092\u691c\u8a3c\u3057\u307e\u3059\uff1a<br><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u6b63\u3057\u3044PMD\u30bf\u30a4\u30d7<br><\/strong> \uff08SR\u3001FR\u3001LR\u3001DR\uff09\u306b\u3088\u308b\u30ea\u30f3\u30af\u4e88\u7b97\u304a\u3088\u3073\u5230\u9054\u8ddd\u96e2\u306e\u78ba\u8a8d\u3002<br>.<\/p><\/li><li><p><strong>\u30d5\u30a9\u30fc\u30e0\u30d5\u30a1\u30af\u30bf\u30fc\u306e\u4e00\u81f4\u78ba\u8a8d<br><\/strong> \uff08SFP56\u3001QSFP28\u3001QSFP56\u3001QSFP-DD\uff09\u3002<br>.<\/p><\/li><li><p><strong>\u5149\u51fa\u529b\u30ec\u30d9\u30eb<\/strong> OMAouter\u304a\u3088\u3073\u5e73\u5747\u51fa\u529b\u5149\u30d1\u30ef\u30fc\u3092\u542b\u3080\u3002<br>.<\/p><\/li><li><p><strong>\u53d7\u4fe1\u611f\u5ea6<\/strong> \u30b9\u30c8\u30ec\u30b9\u3092\u53d7\u3051\u305fPAM4\u6761\u4ef6\u4e0b\u3067\u306e\u8a55\u4fa1\u3002<br>.<\/p><\/li><li><p><strong>\u30ec\u30fc\u30f3\u5225BER\u76ee\u6a19\u5024\u306e<br><\/strong> \u304a\u3088\u3073 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/fec-forward-error-correction-in-optical-communication\/\">SFP\u30ea\u30f3\u30af\u306e\u610f\u5473\u3092\u7406\u89e3\u3059\u308b<\/a> \u4e92\u63db\u6027\u78ba\u8a8d\u3002<br>.<\/p><\/li><li><p><strong>\u30d6\u30ec\u30a4\u30af\u30a2\u30a6\u30c8\u30de\u30c3\u30d4\u30f3\u30b0\u306e\u78ba\u8a8d<br><\/strong> 200G \u2194 50G\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u6df7\u5728\u3055\u305b\u308b\u5834\u5408\u3002<br>.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udccc \u7d50\u8ad6<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IEEE 802.3cd\u306f\u3001\u4eca\u65e5\u306e<br> <strong>50G\u3001100G\u304a\u3088\u3073200G\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306e\u305f\u3081\u306e\u6280\u8853\u7684\u57fa\u76e4\u3092\u78ba\u7acb\u3057\u307e\u3057\u305f\u3002<br><\/strong>, \uff0c bringing <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/what-is-pam4-four-level-pulse-amplitude-modulation-basics\/\">PAM4\u5909\u8abf<\/a> \u30e1\u30a4\u30f3\u30b9\u30c8\u30ea\u30fc\u30e0\u3078\u306e\u5c55\u958b\u3078\u3068\u81f3\u308a\u307e\u3059\u3002\u305d\u306e\u30ec\u30fc\u30f3\u30d9\u30fc\u30b9\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306b\u3088\u308a\u3001\u5f93\u6765\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u5f62\u5f0f\u3092\u7dad\u6301\u3057\u3064\u3064\u3001\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u3067\u30b3\u30b9\u30c8\u52b9\u7387\u306e\u9ad8\u3044\u5e2f\u57df\u5e45\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u304c25G\u304a\u3088\u307340G\u304b\u3089\u3088\u308a\u9ad8\u901f\u306a\u30d5\u30a1\u30d6\u30ea\u30c3\u30af\u3078\u3068\u7d99\u7d9a\u7684\u306b\u79fb\u884c\u3059\u308b\u4e2d\u3001, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/473139.htm\">IEEE 802.3cd\u6e96\u62e0\u306e\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc<\/a>\u2014\u4f8b\u3048\u3070LINK-PP\u793e\u306e50G\/100G\/200G\u88fd\u54c1\u30d5\u30a1\u30df\u30ea\u30fc\u2014\u306f\u3001\u6b21\u4e16\u4ee3\u63a5\u7d9a\u6027\u306e\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u57fa\u76e4\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a73\u7d30\u306a\u4ed5\u69d8\u304a\u3088\u3073\u88fd\u54c1\u9078\u5b9a\u306b\u3064\u3044\u3066\u306f\u3001 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">LINK-PP\u793e\u306e<\/a> IEEE 802.3cd\u4e92\u63db\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u306e\u5168\u30e9\u30a4\u30f3\u30ca\u30c3\u30d7\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udccc IEEE 802.3cd\u306b\u304a\u3051\u308b\u4e3b\u8981\u306a\u5149\u30fb\u96fb\u6c17\u7528\u8a9e\uff08\u30df\u30cb\u7528\u8a9e\u96c6\uff09<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >\u2605 TDECQ\uff08Transmitter and Dispersion Eye Closure for PAM4\uff1aPAM4\u306b\u304a\u3051\u308b\u9001\u4fe1\u6a5f\u304a\u3088\u3073\u5206\u6563\u306b\u3088\u308b\u30a2\u30a4\u30fb\u30af\u30ed\u30fc\u30b8\u30e3\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">TDECQ\u306f\u3001PAM4\u30d9\u30fc\u30b9\u306e\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3067\u4f7f\u7528\u3055\u308c\u308b\u9001\u4fe1\u6a5f\u54c1\u8cea\u6307\u6a19\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u4fe1\u53f7\u304c\u5206\u6563\u3001\u30ce\u30a4\u30ba\u304a\u3088\u3073\u305d\u306e\u4ed6\u306e\u30c1\u30e3\u30cd\u30eb\u52a3\u5316\u3092\u53d7\u3051\u3066\u304b\u3089\u3001\u5149\u30a2\u30a4\u30fb\u30c0\u30a4\u30a2\u30b0\u30e9\u30e0\u304c\u3069\u308c\u3060\u3051\u300c\u9589\u3058\u308b\u304b\u300d\u3092\u5b9a\u91cf\u5316\u3057\u307e\u3059\u3002A <strong>\u3088\u308a\u4f4e\u3044TDECQ\u5024<\/strong> \u306f\u3001\u3088\u308a\u30af\u30ea\u30fc\u30f3\u306aPAM4\u4fe1\u53f7\u304a\u3088\u3073\u3088\u308a\u512a\u308c\u305f\u30ea\u30f3\u30af\u30fb\u30de\u30fc\u30b8\u30f3\u3092\u793a\u3057\u307e\u3059\u3002IEEE 802.3cd\u3067\u306f\u300150G\u3001100G\u304a\u3088\u3073200G\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u306e\u9001\u4fe1\u6a5f\u306b\u5bfe\u3057\u3066\u3001TDECQ\u3092\u4e3b\u8981\u306a\u8981\u4ef6\u3068\u3057\u3066\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u2605 OMAouter\uff08Outer Optical Modulation Amplitude\uff1a\u5916\u5074\u5149\u5909\u8abf\u632f\u5e45\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">OMAouter\u306f\u3001 <strong>\u6700\u9ad8\u304a\u3088\u3073\u6700\u4f4e\u306e\u5149\u51fa\u529b\u30ec\u30d9\u30eb\u9593\u306e\u5dee<\/strong> \uff08\u30ec\u30d9\u30eb3\u304a\u3088\u3073\u30ec\u30d9\u30eb0\uff09\u3067\u3059\u3002PAM4\u306f4\u3064\u306e\u96e2\u6563\u30ec\u30d9\u30eb\u3092\u4f7f\u7528\u3059\u308b\u305f\u3081\u3001OMAouter\u306f\u5e73\u5747\u96fb\u529b\u3088\u308a\u3082\u5909\u8abf\u6df1\u5ea6\u3092\u3088\u308a\u6b63\u78ba\u306b\u8868\u3057\u307e\u3059\u3002A <strong>OMAouter\u304c\u5927\u304d\u3044\u5834\u5408<\/strong> \u4e00\u822c\u7684\u306b\u53d7\u4fe1\u6a5f\u611f\u5ea6\u3092\u5411\u4e0a\u3055\u305b\u300150GBASE-SR\/FR\/LR\u304a\u3088\u3073\u30de\u30eb\u30c1\u30ec\u30fc\u30f3\u5909\u7a2e\u306b\u304a\u3051\u308b\u898f\u683c\u6e96\u62e0\u6027\u80fd\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u2605 BER\uff08\u30d3\u30c3\u30c8\u8aa4\u308a\u7387\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/understanding-what-is-bit-error-rate\/\">BER<\/a> \u9001\u4fe1\u3055\u308c\u305f\u5168\u30d3\u30c3\u30c8\u6570\u306b\u5bfe\u3059\u308b\u8aa4\u308a\u30d3\u30c3\u30c8\u6570\u306e\u6bd4\u7387\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002IEEE 802.3cd\u3067\u306f\u3001 <strong>\u30ec\u30fc\u30f3\u5358\u4f4d\u306eBER\u76ee\u6a19\u5024<\/strong>, \u3092\u898f\u5b9a\u3057\u3066\u304a\u308a\u3001\u901a\u5e38\u306f <strong>PAM4\u30ec\u30fc\u30f3\u5411\u3051\u306b2.4\u00d710\u207b\u2074\u306e\u524dFEC BER\u76ee\u6a19\u5024<\/strong> \u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u5f37\u529b\u306a\u524d\u65b9\u8aa4\u308a\u8a02\u6b63\uff08\u4f8b\uff1aKP4 FEC\uff09\u306b\u3088\u308a\u3001\u5f8cFEC BER\u306f\u30cf\u30a4\u30d1\u30fc\u30b9\u30b1\u30fc\u30eb\u304a\u3088\u3073\u30af\u30e9\u30a6\u30c9\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u5fc5\u8981\u306a\u4fe1\u983c\u6027\u3092\u9054\u6210\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udccc \u3088\u304f\u3042\u308b\u8cea\u554f\uff08FAQ\uff09<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >IEEE 802.3cd\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">IEEE 802.3cd\u306f\u3001 <strong>50GbE\u3001100GbE\u304a\u3088\u3073200GbE<\/strong> <span>\u6280\u8853\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/span> <strong>PAM4\u5909\u8abf<\/strong>. \u5411\u3051\u306e\u7269\u7406\u5c64\u4ed5\u69d8\u3092\u5b9a\u7fa9\u3059\u308b\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u6a19\u6e96\u3067\u3059\u3002 <strong>50GBASE-SR\/FR\/LR<\/strong>, <strong>100GBASE-SR2<\/strong>, \u304a\u3088\u3073 <strong>200GBASE-SR4<\/strong>, \u306a\u3069\u306e\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3092\u542b\u307f\u3001\u73fe\u4ee3\u306e\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u304a\u3088\u3073\u9ad8\u6027\u80fd\u30cd\u30c3\u30c8\u30ef\u30fc\u30ad\u30f3\u30b0\u74b0\u5883\u3092\u5bfe\u8c61\u3068\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >IEEE 802.3cd\u3067\u4f7f\u7528\u3055\u308c\u308b\u5909\u8abf\u65b9\u5f0f\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">IEEE 802.3cd\u3067\u306f\u3001 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/what-is-physical-medium-dependent-pmd\/\"><strong>PAM4\uff084\u30ec\u30d9\u30eb\u30d1\u30eb\u30b9\u632f\u5e45\u5909\u8abf\uff09<\/strong><\/a> \u5168\u3066\u306e\u30ec\u30fc\u30f3\u3042\u305f\u308a50G\u306e\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u306b\u5bfe\u3057\u3066PAM4\u304c\u5fc5\u9808\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002PAM4\u306f\u3001\u540c\u3058\u30dc\u30fc\u30ec\u30fc\u30c8\u3092\u7dad\u6301\u3057\u3064\u3064NRZ\u3068\u6bd4\u8f03\u3057\u3066\u30ec\u30fc\u30f3\u3042\u305f\u308a\u306e\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u30922\u500d\u306b\u3057\u3001\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u306a50G\u3001100G\u304a\u3088\u3073200G\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30fb\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >IEEE 802.3cd\u306fNRZ\u3068\u306e\u4e0b\u4f4d\u4e92\u63db\u6027\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u306f\u3044\u3002\u591a\u304f\u306e\u5c55\u958b\u306b\u304a\u3044\u3066\u3001PAM4\u30d9\u30fc\u30b9\u306e\u30ea\u30f3\u30af\u306fNRZ\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3068\u5171\u5b58\u53ef\u80fd\u3067\u3059\u3002 <strong>\u305f\u3060\u3057\u3001\u30db\u30b9\u30c8\u30dd\u30fc\u30c8\u3001\u96fb\u6c17\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u304a\u3088\u3073\u5149\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u6df7\u5408\u74b0\u5883\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/strong>. \u305f\u3060\u3057\u3001PAM4\u3068NRZ\u306f\u5358\u4e00\u30ea\u30f3\u30af\u4e0a\u3067\u76f8\u4e92\u904b\u7528\u3067\u304d\u307e\u305b\u3093\u3002\u4e21\u7aef\u306f\u540c\u4e00\u306e\u5909\u8abf\u65b9\u5f0f\u3092\u4f7f\u7528\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >IEEE 802.3cd\u306e\u5178\u578b\u7684\u306a\u7528\u9014\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">IEEE 802.3cd\u306f\u5e83\u304f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u7528\u9014\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>50G\u30b5\u30fc\u30d0\u30fc\u63a5\u7d9a\uff08SFP56\u3001QSFP28\uff09<\/p><\/li><li><p>100G\u30b9\u30d1\u30a4\u30f3\uff0f\u30a2\u30b0\u30ea\u30b2\u30fc\u30b7\u30e7\u30f3\u5c64<\/p><\/li><li><p>200G\u30ea\u30fc\u30d5\u30fb\u30b9\u30d1\u30a4\u30f3\u30fb\u30d5\u30a1\u30d6\u30ea\u30c3\u30af<\/p><\/li><li><p>\u30af\u30e9\u30a6\u30c9\u3001AI\uff0fML\u30af\u30e9\u30b9\u30bf\u30fc\u304a\u3088\u3073\u30cf\u30a4\u30d1\u30fc\u30b9\u30b1\u30fc\u30eb\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/p><\/li><li><p>\u30e2\u30b8\u30e5\u30e9\u30fc\u30fb\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306b\u304a\u3051\u308b50G\u30ec\u30fc\u30f3\u5358\u4f4d\u306e\u30a2\u30c3\u30d7\u30ea\u30f3\u30af\uff082\u00d750G\u30014\u00d750G\uff09<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >IEEE 802.3cd\u306b\u6e96\u62e0\u3057\u305f\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u306b\u306f\u3069\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">IEEE 802.3cd\u306f\u300150G\u3001100G\u304a\u3088\u3073200G\u306e\u5e45\u5e83\u3044\u5149\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u304a\u308a\u3001\u4ee5\u4e0b\u3092\u542b\u307f\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>50GBASE-SR\/FR\/LR<\/strong> \uff08SFP56\uff0fQSFP28\uff09\u306b\u3088\u308b\u5358\u4e00\u30ec\u30fc\u30f350GbE\u7528<\/p><\/li><li><p><strong>100GBASE-SR2<\/strong> \u304a\u3088\u30732\u00d750G\u30d6\u30ec\u30a4\u30af\u30a2\u30a6\u30c8\u30fb\u30e2\u30b8\u30e5\u30fc\u30eb\uff08QSFP28\uff0fSFP-DD\uff09<\/p><\/li><li><p><strong>200GBASE-SR4\/DR4\/FR4<\/strong> \uff08QSFP-DD\uff0fQSFP56\uff09<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">LINK-PP<\/a> \u306f\u3001\u3059\u3079\u3066\u306e\u901f\u5ea6\u30af\u30e9\u30b9\u306b\u304a\u3044\u3066IEEE 802.3cd\u6e96\u62e0\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >IEEE 802.3cd\u306fIEEE 802.3bs\uff08400G\uff09\u304a\u3088\u3073802.3cu\u3068\u3069\u306e\u3088\u3046\u306a\u95a2\u4fc2\u304c\u3042\u308a\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/knowledge-center\/ieee-802-3bs-200g-400g-ethernet-standard\/\"><strong>3bs<\/strong><\/a> IEEE 802.3bs\u306f400GbE\u3092\u5b9a\u7fa9\u3057\u3001\u540c\u69d8\u306b50G\u30ec\u30fc\u30f3\u306b\u4f9d\u62e0\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u3088\u308a\u591a\u304f\u306e\u30ec\u30fc\u30f3\u6570\u3092\u5fc5\u8981\u3068\u3059\u308b\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\uff08\u4f8b\uff1a8\u00d750G\uff09\u306b\u7126\u70b9\u3092\u5f53\u3066\u3066\u3044\u307e\u3059\u3002.<\/p><\/li><li><p><strong>3cu<\/strong> \u306f100G\uff0f400G\u3092\u3088\u308a\u9577\u8ddd\u96e2\u306eSMF\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\uff08DR\uff0fFR\uff0fLR\uff09\u3078\u62e1\u5f35\u3057\u307e\u3059\u3002.<\/p><\/li><li><p><strong>3cd<\/strong> IEEE 802.3cd\u306f\u3001 <strong>\u5358\u4e00\u30ec\u30fc\u30f3\u304a\u3088\u3073\u30de\u30eb\u30c1\u30ec\u30fc\u30f3\u306e50G\u30ec\u30fc\u30f3\u5358\u4f4d\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8<\/strong>, \u306e\u30ae\u30e3\u30c3\u30d7\u3092\u57cb\u3081\u300125G \u2192 50G \u2192 100G\uff0f200G \u2192 400G\u3078\u306e\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u306a\u79fb\u884c\u30d1\u30b9\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >IEEE 802.3cd\u306f\u6b21\u4e16\u4ee3AI\uff0fML\u304a\u3088\u3073HPC\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u306f\u3044\u3002\u3053\u306e\u898f\u683c\u306e <strong>\u30ec\u30fc\u30f3\u3042\u305f\u308a50G\u306ePAM4\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/strong> \u306f\u3001AI\u30af\u30e9\u30b9\u30bf\u30fc\u3067\u4f7f\u7528\u3055\u308c\u308b\u9ad8\u5e2f\u57df\u5e45\u30d5\u30a1\u30d6\u30ea\u30c3\u30af\u3068\u6574\u5408\u3057\u3066\u304a\u308a\u3001, <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/what-is-hpc-high-performance-computing\/\">HPC\u30b7\u30b9\u30c6\u30e0<\/a>, \u304a\u3088\u3073\u5927\u898f\u6a21GPU\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u3082\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u30014\u00d750G\u30842\u00d7100G\u3068\u3044\u3063\u305f\u67d4\u8edf\u306a\u30d6\u30ec\u30a4\u30af\u30a2\u30a6\u30c8\u30fb\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u5099\u3048\u305f\u4f4e\u9045\u5ef6\u30b9\u30d1\u30a4\u30f3\u30fb\u30ea\u30fc\u30d5\u30fb\u30c8\u30dd\u30ed\u30b8\u30fc\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002.<\/p>","protected":false},"excerpt":{"rendered":"<p>IEEE 802.3cd \u304c 50G\u3001100G\u3001200G \u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306b\u5bfe\u3057\u3066\u5b9a\u7fa9\u3059\u308b\u5185\u5bb9\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002PAM4 \u6280\u8853\u3001\u4e3b\u8981\u306a PMD\u3001\u5c55\u958b\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3001\u304a\u3088\u3073\u9069\u5408\u3059\u308b LINK-PP \u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u306b\u3064\u3044\u3066\u63a2\u6c42\u3057\u307e\u3059\u3002.<\/p>","protected":false},"author":1,"featured_media":3515,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[13,24,26],"class_list":["post-3516","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-100g-modules","tag-link-pp","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/posts\/3516","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/comments?post=3516"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/posts\/3516\/revisions"}],"predecessor-version":[{"id":11328,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/posts\/3516\/revisions\/11328"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/media\/3515"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/media?parent=3516"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/categories?post=3516"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/tags?post=3516"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}