PHY frame formats in a system with more than four space-time streams
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United States of America Patent
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May 7, 2013
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app pub date -
May 28, 2010
filing date -
May 28, 2009
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Abstract
A method for generating a data unit for transmission via a communication channel includes generating a preamble of the data unit, including generating a set of more than four training fields and applying a different spatial mapping to each training field in the set of training fields; and generating a data portion of the data unit, wherein the data portion is transmitted using more than four space-time streams, so that a receiver device can receive the data portion via the more than four space-time streams using channel information derived from the set of training fields.
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