MIMO OFDM system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7643404
APP PUB NO 20060209765A1
SERIAL NO

11380531

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Abstract

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A MIMO OFDM system includes a plurality of space-time encoders for encoding respective data blocks with independent space-time codes. The transformed data block signals are transmitted by a plurality of transmit antennas and received by a plurality of receive antennas. The received data is pre-whitened prior to maximum likelihood detection. In one embodiment, successive interference cancellation can be sued to improve system performance. Channel parameter estimation can be enhanced by weighting the channel impulse response estimates based upon a deviation from average.

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Patent Owner(s)

Patent OwnerAddress
AT&T CORP32 AVENUE OF THE AMERICAS NEW YORK NY 10013-2412

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, Ye Holmdel, US 192 1854
Sollenberger, Nelson Ray Farmingdale, US 65 2907
Winters, Jack Harriman Middletown, US 45 1419

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