Charge pump

Oscillators – Automatic frequency stabilization using a phase or frequency... – Tuning compensation

Reexamination Certificate

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Details

C331S00100A, C331S010000, C375S376000, C327S156000, C327S157000

Reexamination Certificate

active

06975175

ABSTRACT:
The present invention relates to a charge pump, in particular for use in a tuning system including a phase-locked loop, for generating currents, including a current amplifier, wherein the current amplifier includes a translinear circuit.

REFERENCES:
patent: 5483194 (1996-01-01), Genest
patent: 5945855 (1999-08-01), Momtaz
patent: 6650720 (2003-11-01), Grung et al.
patent: 0856946 (1998-08-01), None
patent: 001149950 (1975-01-01), None
patent: 0233819 (2002-04-01), None
010039736, Feb. 13, 1991, USA.

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