Distortion compensating apparatus

Details Distortion compensating apparatus Distortion compensating apparatus

2005-04-18

2008-12-16

Bocure, Tesfaldet (Department: 2611)

Pulse or digital communications

Transmitters

Antinoise or distortion

Reexamination Certificate

active

07466762

ABSTRACT:
A distortion compensation apparatus shortens the time until start of the transmission. The distortion compensating apparatus for amplifying the transmitted signal after implementation of the distortion compensation process thereto comprises a coefficient memory operable to store coefficients used for the distortion compensation process, an initial value memory operable to store the initial values of the coefficients, and a controller which controls the coefficient memory to store, with limitation, only the coefficients corresponding to the first portion among those stored in the initial value memory for the initial write to the coefficient memory and to store thereafter the coefficients corresponding to the second portion.

REFERENCES:
patent: 5404378 (1995-04-01), Kimura
patent: 6836517 (2004-12-01), Nagatani et al.
patent: 2003/0112891 (2003-06-01), Ozaki
patent: 06-077767 (1994-03-01), None
patent: 2001-267850 (2001-09-01), None

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