Method and apparatus for providing antenna diversity

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United States of America Patent

PATENT NO 5479448
SERIAL NO

07860830

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method and apparatus providing antenna diversity is disclosed. A set of bits of a digital signal are used to generate a codeword of N symbols. Codewords are provided according to a channel code having a minimum Hamming distance, d.sub.min, where 2.ltoreq.d.sub.m .ltoreq.N. N signals representing N symbols of a codeword are transmitted with N different antennas. The N transmitted signals are received and isolated. A sequence of N received symbols is formed from the isolated symbols and compared with one or more valid codewords to associate the sequence with a codeword. A set of bits based on a codeword associated with the received sequence is generated.

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Patent Owner(s)

  • AT&T IPM CORP.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Seshadri, Nambirajan Chatham, NJ 306 11386

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