Wireless communication apparatus and wireless communication method

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United States of America Patent

PATENT NO 9872295
SERIAL NO

14892491

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Abstract

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A wireless communication apparatus includes a designation unit which generates format designation information for designating a format of transmission and reception for another wireless communication apparatus, a first transmission unit which wirelessly transmits the format designation information to the other wireless communication apparatus, an acquisition unit which acquires a packet, a propagation channel estimation unit which estimates uplink propagation channel information indicating a propagation channel from the other wireless communication apparatus to the wireless communication apparatus based on the packet, a calibration coefficient calculation unit which calculates a calibration coefficient based on downlink propagation channel information indicating a propagation channel from the wireless communication apparatus to the other wireless communication apparatus and the uplink propagation channel information, a transmission weight value calculation unit which calculates a transmission weight value based on the calibration coefficient and the uplink propagation channel information, and a second transmission unit which wirelessly transmits a predetermined signal to the other wireless communication apparatus based on the transmission weight value.

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Patent Owner(s)

Patent OwnerAddress
NIPPON TELEGRAPH AND TELEPHONE CORPORATION5-1 OTEMACHI 1-CHOME CHIYODA-KU TOKYO 1008116

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fukuzono, Hayato Yokosuka, JP 50 22
Kudo, Riichi Yokosuka, JP 55 516
Mizoguchi, Masato Yokosuka, JP 125 1296
Murakami, Tomoki Yokosuka, JP 96 198
Shinohara, Shoko Yokosuka, JP 68 156
Takatori, Yasushi Yokosuka, JP 218 6695

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