Communications system using a low cost oscillator and...

Details Communications system using a low cost oscillator and... Communications system using a low cost oscillator and...

2006-12-20

2010-02-16

Le, Thanh C (Department: 2618)

Telecommunications

Receiver or analog modulated signal frequency converter

Local control of receiver operation

C375S356000

Reexamination Certificate

active

07664477

ABSTRACT:
A communications system includes a first oscillator for producing a first clock signal; a second oscillator for producing a second clock signal; and a secondary circuit coupled to the first oscillator and the second oscillator for determining a second oscillation frequency corresponding to a frequency of the second clock signal; the second oscillation signal being determined according to the first clock signal, the second clock signal, and a first oscillation frequency corresponding to a frequency of the first clock signal.

REFERENCES:
patent: 6111471 (2000-08-01), Bonneau
patent: 6650879 (2003-11-01), Underbrink
patent: 6724342 (2004-04-01), Bloebaum et al.
patent: 2004/0063411 (2004-04-01), Goldberg et al.
patent: 2005/0052317 (2005-03-01), McBurney et al.
patent: 2007/0121707 (2007-05-01), Thor et al.
patent: 0 182 549 (1986-05-01), None

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