Method of making a single heterostructure laser chip having sawn

Details Method of making a single heterostructure laser chip having sawn Method of making a single heterostructure laser chip having sawn

1986-03-04

1988-03-15

Hearn, Brian E.

Fishing, trapping, and vermin destroying

437225, 437226, 437249, 156652, 156656, H01L 21304

Patent

active

047313447

ABSTRACT:
A sawn cavity single heterostructure laser chip is provided with secondary saw cuts to produce an inverted Tee shaped cross-section in order to limit the width of emission to less than the full width of the chip. The depth of the secondary cuts is arranged to terminate just short of the active region (3).

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