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中國團隊創 3.2 Pb/s 光纖即時傳輸世界紀錄

2026-10-27 17:49:53

ChainCatcher 消息,据科技日报报道,中國信科集團光通信技術和網絡全國重點實驗室聯合鵬城實驗室、烽火藤倉光纖科技有限公司,完成 3.2 Pb/s 多芯光纖實時雙向傳輸試驗,創下單纖雙向實時光傳輸容量的世界紀錄。這一速率超過同一團隊今年早些時候創下的 2.5 Pb/s 紀錄,提升近 30%。

該速率相當於 1 秒下載 2 萬餘部 4K 電影,或供 320 萬戶家庭同時使用千兆寬帶。試驗使用 10.3 公里長的 24 芯多芯光纖,結合 S+C+L 三波段複用和空分複用技術。傳統 C+L 波段商用單芯 G.652 光纖的容量上限約為 100 Tb/s,該系統的單纖總容量是其 32 倍,成果已投稿至《Journal of Lightwave Technology》期刊。

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