Telecommunications – Receiver or analog modulated signal frequency converter – Frequency modifying or conversion
Reexamination Certificate
2007-01-09
2007-01-09
Le, Lana (Department: 2618)
Telecommunications
Receiver or analog modulated signal frequency converter
Frequency modifying or conversion
C455S234200, C455S226100, C455S245200, C375S222000
Reexamination Certificate
active
10456300
ABSTRACT:
A radio communications device such as a receiver, transmitter or transceiver provides direct conversion of quadrature signals between a radio frequency signal and a plurality of resolved channels. The device provides block processing of multiple RF carriers in a wireless communication system using a direct conversion transmitter/receiver and baseband signal processing.
REFERENCES:
patent: 5483691 (1996-01-01), Heck et al.
patent: 5564076 (1996-10-01), Auvray
patent: 5818883 (1998-10-01), Smith et al.
patent: 5898912 (1999-04-01), Heck et al.
patent: 5999578 (1999-12-01), Ha
patent: 6009130 (1999-12-01), Lurey et al.
patent: 6167099 (2000-12-01), Rader et al.
patent: 6351500 (2002-02-01), Kumar
patent: 6480528 (2002-11-01), Patel et al.
patent: 6606484 (2003-08-01), Faulkner
patent: 6611565 (2003-08-01), Bada et al.
patent: 6631170 (2003-10-01), Gu
patent: 6775336 (2004-08-01), Takaki
patent: 6819910 (2004-11-01), Shi et al.
patent: 2002/0051503 (2002-05-01), Takahiko
patent: 2002/0150169 (2002-10-01), Kishi
patent: 2002/0154687 (2002-10-01), Bierly et al.
patent: 0 681 382 (1995-11-01), None
patent: 99/14863 (1999-03-01), None
patent: 02/29968 (2002-04-01), None
Axness Timothy A.
Kazakevich Leonid
InterDigital Technology Corporation
Le Lana
Volpe and Koenig P.C.
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