公开(公告)号：US10476232B2

公开(公告)日：2019-11-12

申请号：US15702262

申请日：2017-09-12

Applicant: Electronics and Telecommunications Research Institute

Inventor： OH Kee Kwon ,  Su Hwan Oh ,  Chul-Wook Lee ,  Kisoo Kim

IPC: H01S5/125 ,  H01S5/024 ,  H01S5/026 ,  H01S5/12 ,  H01S5/065 ,  H01S5/0625 ,  H01S5/042 ,  H01S5/06 ,  H01S5/02

Abstract: Provided are an optical apparatus, a manufacturing method of a distributed Bragg reflector laser diode, and a manufacturing method of the optical apparatus, the an optical apparatus including a cooling device, a distributed Bragg reflector laser diode having a lower clad including a recess region on one side of the cooling device and connected to another side of the cooling device, and an air gap between the cooling device and the distributed Bragg reflector laser diode, wherein the air gap is defined by a bottom surface of the lower clad in the recess region and a top surface of the cooling device.