Cell search synchronization

Telecommunications – Transmitter and receiver at separate stations – Plural transmitters or receivers

Reexamination Certificate

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Details

C455S323000, C455S324000, C375S319000, C375S365000, C375S367000, C375S145000, C375S149000, C370S324000, C370S350000, C370S503000

Reexamination Certificate

active

07110782

ABSTRACT:
Cell search synchronization in spread spectrum communications systems using primary and second synchronization codes with symbol partitioning for shorter coherent combinations (despreading) which are combined non-coherently, and Fourier transform analysis automatically adjusts for phase rotation of the despread sub-symbols.

REFERENCES:
patent: 6185244 (2001-02-01), Nystrom et al.
patent: 6574205 (2003-06-01), Sato
patent: 6728297 (2004-04-01), Rudolf
patent: 2002/0064211 (2002-05-01), Chen et al.
patent: 2002/0181391 (2002-12-01), Wang
patent: 2004/0142712 (2004-07-01), Rudolf

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