Radio communication apparatus and radio transmission method
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United States of America Patent
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May 8, 2007
Grant Date -
Jun 1, 2006
app pub date -
Dec 12, 2003
filing date -
Dec 24, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
In order to improve system throughput in a radio transmitting apparatus of a multicarrier system in which transmission is performed simultaneously to a plurality of receiving stations using subcarriers, subcarriers are divided into blocks, a receiving station is selected on a block unit basis, and the number of subcarriers per block is varied adaptively for each receiving station based on the propagation environment of that receiving station.
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