H - Electricity – 01 – L
Patent
H - Electricity
01
L
345/32
H01L 31/12 (2006.01) H01L 31/153 (2006.01) H01S 5/026 (2006.01) H01S 5/16 (2006.01) H01S 5/0683 (2006.01) H01S 5/12 (2006.01) H01L 33/00 (2006.01)
Patent
CA 1265863
ABSTRACT OF THE DISCLOSURE A distributed feedback semiconductor laser with monitor is disclosed, in which the energy gap of a cap layer formed on the laser region and the window region is smaller than the energy gap of the light emitting layer, and in which a pn junction isolated from a pn junction in the laser region is provided in the cap layer on the window region .
525274
Akiba Shigeyuki
Usami Masashi
Fetherstonhaugh & Co.
Kaisha Kokusai Denshin Denwa Kabushiki
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