Fast timing acquisition for multiple radio terminals

Details Fast timing acquisition for multiple radio terminals Fast timing acquisition for multiple radio terminals

2005-03-01

2005-03-01

Kinkead, Arnold (Department: 2817)

Demodulators

Phase shift keying or quadrature amplitude demodulator

C329S306000, C329S307000, C375S375000, C375S376000, C455S192200, C455S119000

Reexamination Certificate

active

06861900

ABSTRACT:
A method and apparatus are provided that performs timing acquisition for multiple radio terminals. According to one aspect of the present invention the invention includes receiving a sequence of symbols modulated onto a carrier frequency over a channel and demodulating the symbols using a clock frequency. The invention further includes determining a frequency offset of the received symbols with respect to the clock frequency and applying the determined frequency offset to adjust the clock frequency.

REFERENCES:
patent: 5012491 (1991-04-01), Iwasaki
patent: 6236690 (2001-05-01), Mimura et al.
patent: 6590942 (2003-07-01), Hessel et al.

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