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1. (WO2018184697) LASER

Pub. No.:    WO/2018/184697    International Application No.:    PCT/EP2017/058416
Publication Date: Fri Oct 12 01:59:59 CEST 2018 International Filing Date: Sat Apr 08 01:59:59 CEST 2017
IPC: H01S 5/12
H01S 5/10
Applicants: HUAWEI TECHNOLOGIES CO., LTD.
CHEN, Xin
Inventors: CHEN, Xin
Title: LASER
Abstract:
A laser having a rear reflector, a front facet spaced from the rear reflector and a laser cavity defined between the rear reflector and the front facet, the laser comprising a Bragg grating located in the cavity, wherein the length of the Bragg grating (Lg) is in the range from 40% to 60% of the distance from the rear reflector to the front of the grating and the grating strength (Kappa * Lg) is in the range from 0.6 to 1.5.