Pulse or digital communications – Spread spectrum – Direct sequence
Reexamination Certificate
2011-01-11
2011-01-11
Fan, Chieh M (Department: 2611)
Pulse or digital communications
Spread spectrum
Direct sequence
C375S130000, C375S295000, C375S296000, C375S297000, C375S301000, C375S300000, C455S126000, C455S127100, C455S127200
Reexamination Certificate
active
07869484
ABSTRACT:
A spread spectrum cellular network (FIG.1) mobile unit transmitter (30) that enables communication via protocols having different bandwidth (372) and baseband signal generation (260), the transmitter including a phase locked loop and an amplitude control loop.
REFERENCES:
patent: 5230088 (1993-07-01), Kramer
patent: 6677788 (2004-01-01), Miyagawa
patent: 2004/0219891 (2004-11-01), Hadjichrstos
patent: 1052823 (2000-11-01), None
Fan Chieh M
Lee Siu M
Richman, Esq. Merle W.
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