Semiconductor laser used as a velometer and ranger

Yueqing Zhang; Zhi He Zhang; Yun Liu; You Zhi Piao; Shufang Zhao; Dehui Fu; Sheng Zhao

doi:10.1117/12.169924

9 March 1994 Semiconductor laser used as a velometer and ranger

Yueqing Zhang, Zhi He Zhang, Yun Liu, You Zhi Piao, Shufang Zhao, Dehui Fu, Sheng Zhao

Proceedings Volume 2070, Fiber Optic and Laser Sensors XI; (1994) https://doi.org/10.1117/12.169924
Event: Optical Tools for Manufacturing and Advanced Automation, 1993, Boston, MA, United States

Abstract

The special graded index separate-confinement heterojunction multi-quantum well GaAs/GaAlAs lasers are used simultaneously as optical resources, receivers, and mixers for measuring the velocity and distance of an object by the technique of heterodyne.

Citation Download Citation

Yueqing Zhang, Zhi He Zhang, Yun Liu, You Zhi Piao, Shufang Zhao, Dehui Fu, and Sheng Zhao "Semiconductor laser used as a velometer and ranger", Proc. SPIE 2070, Fiber Optic and Laser Sensors XI, (9 March 1994); https://doi.org/10.1117/12.169924

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