19HB3800, Development and commercialization of CWDM 1291nm tunable transciever for 5G mobile front-haul network,
Kwon Oh Kee
Abstract
본 발명의 실시예들에 따른 레이저 소자는 제1 방향을 따라 배열된 이득 영역, 위상 제어 영역 및 튜닝 영역을 포함하는 기판으로서, 상기 기판은 상기 위상 제어 영역으로부터 상기 튜닝 영역으로 연장된 에어갭을 포함하는 것; 상기 기판 상의 상부 클래드 층; 상기 상부 클래드 층과 상기 기판 사이에서, 상기 제1 방향으로 연장된 도파로 구조체; 상기 튜닝 영역의 상부 클래드 층의 상면 상에 배치된 제1 상부 전극; 및 상기 기판의 하면 상에 배치되며, 상기 이득 영역으로부터 상기 튜닝 영역으로 연장된 하부 전극을 포함하되, 상기 에어갭은 상기 제1 방향과 교차하는 제2 방향으로 상기 도파로에 비해 큰 폭을 가질 수 있다.
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J. Kim et. al, "Trends in Lightweight Kernel for Many core Based High-Performance Computing", Electronics and Telecommunications Trends. Vol. 32, No. 4, 2017, KOGL Type 4: Source Indication + Commercial Use Prohibition + Change Prohibition
J. Sim et.al, “the Fourth Industrial Revolution and ICT – IDX Strategy for leading the Fourth Industrial Revolution”, ETRI Insight, 2017, KOGL Type 4: Source Indication + Commercial Use Prohibition + Change Prohibition
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