发明名称 COMMUNICATION DEVICE, COMMUNICATION METHOD, AND COMPUTER PROGRAM FOR CAUSING COMPUTER TO EXECUTE COMMUNICATION METHOD
摘要 A communication device has a plurality of operation modes and a plurality of communication modes. The plurality of communication modes includes a first communication mode, in which a terminal station in a wireless network carries out communications via a control station, and a second communication mode, in which a plurality of terminal stations carry out communications with each other directly without an intervening control station. The communication device connects to at least one other communication device either in the first communication mode or the second communication mode, and switches an operation mode when a communication mode is switched.
申请公布号 US2008026788(A1) 申请公布日期 2008.01.31
申请号 US20070782147 申请日期 2007.07.24
申请人 CANON KABUSHIKI KAISHA 发明人 HAMADA MASASHI
分类号 H04M1/00;H04W72/02;H04W72/04;H04W92/18 主分类号 H04M1/00
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