High pulse power wavelength stabilized laser diodes for automotive LiDAR

A. Knigge, A. Klehr, H. Wenzel, A. Zeghuzi, J. Fricke, A. Maaßdorf, A. Liero, G. Tränkle

Published in:

IEEE 26th International Semiconductor Laser Conference (ISLC 2018), Santa Fe, NM, USA, Sep. 16-19, pp. 225-226 (2018).

Copyright © 2018 IEEE - All rights reserved. Personal use of this material is permitted. However, permission to reprint/republish this material for advertising or promotional purposes or for creating new collective works for resale or redistribution to servers or lists, or to reuse any copyrighted component of this work in other works must be obtained from the IEEE.


The development of diode lasers for automotive LiDAR systems is presented. The lasers feature an internal Bragg grating for low wavelength shift with temperature and small spectral width and emit nanosecond pulses with peak powers >30 W (single-emitter) or >100 W (3-emitter chip) up to 85°C.

Ferdinand-Braun-Institut, Leibniz-Institut für Höchstfrequenztechnik, Gustav-Kirchhoff-Str. 4, 12489 Berlin, Germany


semiconductor laser, distributed Bragg reflector laser, broad areal laser, high current pulse excitation, high power ns pulses, LiDAR.