Broadcast burst using spatial diversity for a radio...

Details Broadcast burst using spatial diversity for a radio... Broadcast burst using spatial diversity for a radio...

2007-01-16

2007-01-16

Tran, Khanh (Department: 2611)

Pulse or digital communications

Systems using alternating or pulsating current

Plural channels for transmission of a single pulse train

C455S101000

Reexamination Certificate

active

10187230

ABSTRACT:
A method and apparatus are provided that allows a single spatially directed broadcast burst to serve users throughout a base station sector. In one embodiment, the invention includes sending a first segment of a broadcast channel burst using a first set of unchanging spatial parameters from an array of antenna elements, and sending a second segment of the broadcast channel burst using a second set of different unchanging spatial parameters from the array of antenna elements.

REFERENCES:
patent: 4747105 (1988-05-01), Wilson et al.
patent: 5649287 (1997-07-01), Forssen et al.
patent: 6044086 (2000-03-01), Albrow et al.
patent: 6084886 (2000-07-01), Dehner et al.
patent: 6151310 (2000-11-01), Dent
patent: 6185440 (2001-02-01), Barratt et al.
patent: 6650881 (2003-11-01), Dogan
patent: 6804307 (2004-10-01), Popovic

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