Amplifiers – Hum or noise or distortion bucking introduced into signal...
Reexamination Certificate
2006-09-12
2006-09-12
Nguyen, Patricia (Department: 2817)
Amplifiers
Hum or noise or distortion bucking introduced into signal...
C330S136000, C330S296000
Reexamination Certificate
active
07106133
ABSTRACT:
The distortion compensator which compensates the nonlinearity of a power amplifier in a radio communication device stops the operation of updating the automatic phase adjustment, automatic delay adjustment, equalizer adjustment, and distortion compensation table when something wrong is detected in the input to a distortion compensation unit such as a reference signal, feedback signal, address of the distortion compensation table, and phase value so that the distortion compensation coefficients may not be improperly updated.
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Fudaba Nobukazu
Hamada Hajime
Hayashi Hiroyuki
Ishikawa Hiroyoshi
Kubo Tokuro
Fujitsu Limited
Katten Muchin & Rosenman LLP
Nguyen Patricia
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