Wireless direct sequence spread spectrum digital cellular...

Details Wireless direct sequence spread spectrum digital cellular... Wireless direct sequence spread spectrum digital cellular...

H - Electricity

04

Q

H04Q 7/22 (2006.01) H04B 1/707 (2006.01) H04B 7/216 (2006.01) H04B 7/26 (2006.01) H04J 11/00 (2006.01) H04J 13/02 (2006.01) H04Q 7/20 (2006.01) H04Q 7/30 (2006.01)

Patent

CA 2150113

The base station (10) serves up to 62 handsets (11-1, 11-2, ..., 1l-N) and has a single antenna (13); however, polarization diversity is provided in each of the handsets (11-1, 11-2, ..., 11-N) by using dual cross polarized antennae (11A1 and 11A2). The base station (10) includes an up/down converter and distribution amplifiers (14); a transceiver (12) for each handset (11-1, 11-2, ..., 11-N); a common reference oscillator (15); a telephone system interface (17); and clock logic circuitry (16).

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