Receiver for receiving frequency modulated signals and having a

Details Receiver for receiving frequency modulated signals and having a Receiver for receiving frequency modulated signals and having a

1992-03-05

1995-05-16

Chin, Stephen

Pulse or digital communications

Receivers

Automatic frequency control

375327, 375373, 4551922, H04L 2706

Patent

active

054168058

ABSTRACT:
A receiver for receiving frequency modulated signals and having a controlled acquisition band, the receiver including: a phase-locked loop (PLL) demodulator (40); a frequency translation circuit (30) including an intermediate frequency filter (36); a recentering loop (44) for recentering the signal received in the filter (36) when closed, and a decision circuit for closing the recentering circuit when a frequency to which the PLL is locked is sufficiently close to a desired frequency.

REFERENCES:
patent: 4556988 (1985-12-01), Yoshisato
patent: 4910467 (1990-03-01), Leitch
patent: 5060297 (1991-10-01), Ma et al.
patent: 5115208 (1992-05-01), Masdea et al.

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