Semiconductor device

Details Semiconductor device Semiconductor device

1986-03-20

1988-08-16

Sikes, William L.

Coherent light generators

Particular beam control device

Having particular beam control circuit component

357 19, 372 50, H01S 313, H01S 319, H01L 3112

Patent

active

047649313

ABSTRACT:
A semiconductor laser device having a first photodetector constructed on one major surface of a semiconductor substrate, a semiconductor laser chip mounted on the major surface adjacent to the first photodetector, and a second photodetector constructed on the major surface adjacent to the first photodetector at the side thereof opposite to the semiconductor laser chip, said second photodetector being positioned during manufacture to detect emissions from the laser chip of an adjacent fixedly positioned laser device.

REFERENCES:
patent: 4338577 (1982-07-01), Sato et al.

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