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US 8,558,614 B2Granted
Amplification device
AssigneeFujitsu Limited
InventorsKeiji Masuda, Yoshihiro Nozue, Masayuki Onuki
Life of this patent
Estimating the term…
Abstract
An amplification device that amplifies a signal, the amplification device includes an amplification unit that amplifies the signal using supplied power, a variable power supply unit that changes the power supplied to the amplification unit in accordance with an envelope of the signal, a radiation unit that radiates light onto the amplification unit, and a control unit that controls the light to be emitted from the radiation unit in accordance with slope of the envelope of the signal.
Claims8
An amplification device that amplifies a signal, the amplification device comprising:
- an amplification unit that amplifies the signal using supplied power;
- a variable power supply unit that changes the power supplied to the amplification unit in accordance with an envelope of the signal;
- a radiation unit that radiates light onto the amplification unit;
- and
- a control unit that controls the light to be emitted from the radiation unit in accordance with slope of the envelope of the signal.
2 more elements
Dependencies are inferred from the claim text.