Telecommunications – Receiver or analog modulated signal frequency converter – Signal selection based on frequency
Reexamination Certificate
2008-05-27
2008-05-27
Trinh, Sonny (Department: 2618)
Telecommunications
Receiver or analog modulated signal frequency converter
Signal selection based on frequency
C455S255000, C455S258000
Reexamination Certificate
active
07379722
ABSTRACT:
An apparatus and method to use a single voltage controlled oscillator (VCO) to generate frequencies to cover multiple frequency bands. The single VCO generates local oscillator signals for more than one frequency band of a communication standard or protocol, such as the IEEE 802.11 standard.
REFERENCES:
patent: 6005443 (1999-12-01), Damgaard et al.
patent: 6611175 (2003-08-01), Heymann
patent: 6766178 (2004-07-01), Damgaard et al.
patent: 7190236 (2007-03-01), Lee et al.
Carter Keith A.
Chien Hung-Ming
Broadcom Corporation
Garlick & Harrison & Markison
Trinh Sonny
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