Amplifiers – With semiconductor amplifying device – Including particular biasing arrangement
Reexamination Certificate
2008-09-18
2010-11-09
Choe, Henry K (Department: 2817)
Amplifiers
With semiconductor amplifying device
Including particular biasing arrangement
C330S285000
Reexamination Certificate
active
07830208
ABSTRACT:
A common-base amplifier for a bipolar junction transistor or a heterojunction bipolar transistor employs an active current source output biasing to provide for improved power output in a power saturation region providing increased power for a given transistor area such as may be advantageous in mobile radio transmitters or the like.
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Ma Zhenqiang
Qin Guoxuan
Wang Guogong
Boyle Fredrickson , S.C.
Choe Henry K
Wisconsin Alumni Research Foundation
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