发明名称 Electric power communication device, electric power communication system, electric power communication method, and program
摘要 An electric power communication device includes a plurality of directional antennas, a plurality of electric power communication portions, and an electric power communication control portion. Each of the plurality of directional antennas has directionality, and each of the plurality of electric power communication portions has directionality. The electric power communication control portion controls which of the plurality of electric power communication portions is used for electric power communication with a partner communication device, in accordance with the directional antenna, among the plurality of directional antennas, for which receiving of an incoming wireless signal that was transmitted from the partner communication device has been detected.
申请公布号 US8558670(B2) 申请公布日期 2013.10.15
申请号 US20090578928 申请日期 2009.10.14
申请人 SUGAYA SHIGERU;SONY CORPORATION 发明人 SUGAYA SHIGERU
分类号 H04Q5/22;G08B13/14;H01Q21/00;H04B1/00;H04J3/00;H04M1/00 主分类号 H04Q5/22
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