Distributed feedback laser with variable width active region

Details Distributed feedback laser with variable width active region Distributed feedback laser with variable width active region

H - Electricity

01

S

345/32

H01S 3/19 (1985.01)

Patent

CA 1266115

RCA 80,171 DISTRIBUTED FEEDBACK LASER ABSTRACT OF THE DISCLOSURE A distributed feedback laser comprising a semiconductor body having a channel which varies in width in the lateral direction and is periodic in the longitudinal direction. When the laser is electrically excited constructive interference of reflected light gives rise to a stable single wavelength output due to the periodic variations in the channel.

510917

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