Semiconductor device manufacturing: process – Making device or circuit responsive to nonelectrical signal – Responsive to electromagnetic radiation
Reexamination Certificate
2005-09-20
2005-09-20
Huynh, Andy (Department: 2818)
Semiconductor device manufacturing: process
Making device or circuit responsive to nonelectrical signal
Responsive to electromagnetic radiation
C438S065000, C438S091000, C438S481000, C438S483000, C438S933000, C257S018000, C257S019000, C257S022000, C257S079000, C257S080000, C257S082000, C257S103000
Reexamination Certificate
active
06946318
ABSTRACT:
A photodetector device includes a plurality of Ge epilayers that are grown on a substrate and annealed in a defined temperature range. The Ge epilayers form a tensile strained Ge layer that allows the photodetector device to operate efficiently in the C-band and L-band.
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Cannon Douglas D.
Ishikawa Yasuhiko
Kimerling Lionel C.
Liu Jifeng
Wada Kazumi
Goodwin & Procter LLP
Huynh Andy
Massachusetts Institute of Technology
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