Multi-user communication system employing spread signatures

Details Multi-user communication system employing spread signatures Multi-user communication system employing spread signatures

H - Electricity

04

B

H04B 7/005 (2006.01) H04B 1/707 (2006.01) H04J 13/00 (2006.01) H04Q 7/20 (2006.01)

Patent

CA 2156758

Transmitting and receiving method and apparatus especially suited to multi-user communication systems such as cellular systems, in which multipath transmission encounters time-variable fading characteristics in the channel. Pre-coding message stream of symbols by convolution with predetermined signature sequences for respective users enables separation of respective user messages and combats effects of variable fading.

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