Optical semiconductor device
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United States of America Patent
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-
Jul 1, 2003
Grant Date -
Apr 4, 2002
app pub date -
Sep 26, 2001
filing date -
Sep 29, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An optical semiconductor device includes an optical modulator and an optical detector formed integrally on a common substrate to form an optical integrated circuit, wherein an optical beam spot conversion part is provided also integrally on the common substrate so as to connect an output end of the optical modulator and an input end of the optical detector.
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