Cellular system

Details Cellular system Cellular system

2004-10-22

2009-10-27

Kumar, Pankaj (Department: 2419)

Multiplex communications

Communication over free space

Combining or distributing information via code word channels...

C455S101000

Reexamination Certificate

active

07609679

ABSTRACT:
A cellular system using a code division multiple access (CDMA) scheme includes N (N is a positive integer) pilot channels and M (M is a positive integer) data channels. The pilot channels are used transmitting reference signals whose transmission signals are known in advance. The data channels are used for transmitting information. Each of the M data channels is made to correspond to one or a plurality of said N pilot channels.

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