{"ID":2871238,"CreatedAt":"2026-06-01T04:54:23.091178241Z","UpdatedAt":"2026-06-01T04:54:23.091178241Z","DeletedAt":null,"paper_url":"https://arxiv.org/abs/2509.11081","arxiv_id":"2509.11081","title":"Experimental Demonstration of Rate-Adaptation via Hybrid Polar-BCH Product Code for Flexible PON","abstract":"The flexible-rate Polar-BCH product codes are experimentally demonstrated in a coherent passive optical network system with 16QAM for the first time. Using a new hybrid soft- and hard-decision decoder, we achieve a power gain of upto 1.75 dB over traditional BCH-BCH product codes after 48 km transmission.","short_abstract":"The flexible-rate Polar-BCH product codes are experimentally demonstrated in a coherent passive optical network system with 16QAM for the first time. Using a new hybrid soft- and hard-decision decoder, we achieve a power gain of upto 1.75 dB over traditional BCH-BCH product codes after 48 km transmission.","url_abs":"https://arxiv.org/abs/2509.11081","url_pdf":"https://arxiv.org/pdf/2509.11081v1","authors":"[\"Yifan Ye\",\"Bin Chen\",\"Xiang Li\",\"Yi Lei\",\"Zhiwei Liang\",\"Qingqing Hu\",\"Can Zhao\",\"Yanni Ou\"]","published":"2025-09-14T04:15:16Z","proceeding":"eess.SP","tasks":"[\"eess.SP\"]","methods":"[]","has_code":false}