{"@context":"https://neupai.io/schema/v0.2","@type":"StructuredNewsArticle","identity":{"article_id":"skhynix_20261029_silicon-photonics-cpo-light-highway","canonical_url":"https://news.skhynix.co.kr/tech-note-series-ep3-2/","ai_url":null,"publisher":{"name":"SK하이닉스 뉴스룸","domain":"skhynix.co.kr","type":"online"},"author":"unknown","published_at":"2026-10-29T02:51:16.000Z","updated_at":null,"language":"en","article_type":"feature","originality":"self_produced"},"content":{"headline":"[Tech Note] ‘Why Does AI Wait Even with Tens of Thousands of GPUs?’ Silicon Photonics and CPO Pave the ‘Light Highway’","summary":"Copper wiring causes signal loss and heat issues as distance and speed increase, but optical connections can overcome these limitations. This article explains the necessity of silicon photonics and CPO technology to resolve AI computation bottlenecks.","topics":["semiconductors","ai infrastructure","silicon photonics","cpo"],"geography":["KR"],"entities":[{"name":"SK Hynix","canonical_id":"corp:kr:sk-hynix","type":"company","role_in_article":"primary_subject","metadata":{"ticker":"000660.KS","parent":null}}],"claims":[{"id":"c1","statement":"Copper is efficient over short distances, such as inside a package, but as speed and distance increase, signal loss, heat generation, and the power burden of repeaters increase","as_of":"2026-10","as_of_explicit":false,"as_of_raw":"October 2026","source_type":"journalist_analysis","comparison":null,"type":"fact","figures":null,"expiry_hint":null,"insight":null},{"id":"c2","statement":"As speed and distance increase, the advantage of optical connections, which transmit multiple wavelengths over a single strand, grows","as_of":"2026-10","as_of_explicit":false,"as_of_raw":"October 2026","source_type":"journalist_analysis","comparison":null,"type":"fact","figures":null,"expiry_hint":null,"insight":null}],"ai_emotional_context":{"valence":0.1,"arousal":0.3,"primary_emotions":[{"emotion":"calm","intensity":0.5}],"secondary_emotions":[{"emotion":"curious","intensity":0.3}],"emotional_triggers":[]},"image":{"url":"https://onjblseywainslkhvkav.supabase.co/storage/v1/object/public/article-images/0c386558-89be-4923-86f4-eb89232f02f0.jpg","alt":"서버랙 간 거리에 따라 짧은 거리는 구리배선 전기 연결, 장거리는 광섬유와 WDM을 활용한 광 연결이 유리함을 보여주는 도식.","caption":null,"source":"og_image","alt_status":"auto"}},"provenance":{"source_chain":["primary_reporting"],"original_source_url":null,"related_articles":[]},"temporal":{"freshness":"breaking","next_update_expected":null},"access":{"license":"neupai_standard","attribution_required":true,"structured_data":"free","full_text_available":false,"full_text_access":null}}