Radio communication apparatus and radio transmission method

Telecommunications – Transmitter and receiver at separate stations – Frequency or phase modulation

Reexamination Certificate

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Details

C455S046000, C370S208000, C370S210000, C375S260000, C375S261000, C375S285000

Reexamination Certificate

active

10538747

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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Y. Hara, et al.; “Frame Configuration and Control Scheme in MC-CDM Systems with Frequency Scheduling,” The Institute of Electronics, Information and Communication Engineers Gijutsu Kenkyu Hokoku, vol. 102, No. 206, Jul. 12, 2002, pp. 67-72 with English Abstract.

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