Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yi Zhang0
Ari Novack0
Michael J. Hochberg0
Thomas Wetteland Baehr-Jones0
Date of Patent
January 7, 2020
0Patent Application Number
162055800
Date Filed
November 30, 2018
0Patent Citations
Patent Primary Examiner
Patent abstract
A Ge-on-Si photodetector constructed without doping or contacting Germanium by metal is described. Despite the simplified fabrication process, the device has responsivity of 1.24 A/W, corresponding to 99.2% quantum efficiency. Dark current is 40 nA at −4 V reverse bias. 3-dB bandwidth is 30 GHz.
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