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US 2014/0197885 A1Published application
Amplifying device, distortion compensating device, and amplifying method
AssigneeFujitsu Limited
InventorsNobukazu FUDABA, Hiroyoshi ISHIKAWA, Yuichi UTSUNOMIYA, Toshio KAWASAKI, Kazuo NAGATANI
Life of this patent
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Abstract
An amplifying device including: a first amplifier configured to generate a first output signal by amplifying an input signal, a second amplifier configured to generate a second output signal by amplifying the first output signal, and a processor configured to perform a first compensation by compensating a distortion for the second amplifier in accordance with the first output signal and the second output signal.
Claims13
An amplifying device comprising:
- a first amplifier configured to generate a first output signal by amplifying an input signal;
- a second amplifier configured to generate a second output signal by amplifying the first output signal;
- and
- a processor configured to perform a first compensation by compensating a distortion for the second amplifier in accordance with the first output signal and the second output signal.
1 more element
A distortion compensating device comprising:
- a memory;
- and
- a processor coupled to the memory and configured to perform a first compensation by compensating a distortion for a second amplifier in accordance with a first output signal and a second output signal, the first output signal being generated by amplifying an input signal by a first amplifier, the second output signal being generated by amplifying the first output signal by the second amplifier.
An amplifying method comprising:
- generating a first output signal by amplifying an input signal by a first amplifier;
- generating a second output signal by amplifying the first output signal by a second amplifier;
- and
- performing a first compensation by compensating a distortion for the second amplifier in accordance with the first output signal and the second output signal.
1 more element
Dependencies are inferred from the claim text.