Walsh mask test in CDMA cellular wireless communication...

Details Walsh mask test in CDMA cellular wireless communication... Walsh mask test in CDMA cellular wireless communication...

2007-11-27

2007-11-27

Phu, Sanh D. (Department: 2618)

Multiplex communications

Generalized orthogonal or special mathematical techniques

Particular set of orthogonal functions

C370S335000, C370S342000

Reexamination Certificate

active

11142771

ABSTRACT:
A mobile station comprising a decoder circuit and a control circuit. The decoder circuit may be configured to retrieve mask information from a packet data control channel. The control circuit may be configured to (i) determine whether the mask information is valid and (ii) when the mask information is valid, update a current mask of the mobile station with the mask information.

REFERENCES:
patent: 5771288 (1998-06-01), Dent et al.
patent: 6504832 (2003-01-01), Koo et al.
patent: 6839336 (2005-01-01), Tiedemann et al.
patent: 2004/0223473 (2004-11-01), Ha et al.
patent: 2005/0002529 (2005-01-01), Vannithamby
“Medium Access Control (MAC) Standard for cdma2000 Spread Spectrum Systems”, Release C, 3GPP2 C.S0003-C, Version 1.0, May 28, 2002, pp. 1-1 through 2-165.

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