发明名称 RADIO/INFRARED CONVERSION REPEATER AND METHOD IN PUBLIC WIRELESS LAN SERVICE AREA
摘要 PROBLEM TO BE SOLVED: To ensure communication between a wireless LAN terminal at an access point in a public wireless LAN service area and a mobile phone even if they are separated by a considerable distance from each other by arranging a plurality of radio/infrared conversion repeaters in serial. SOLUTION: A radio/infrared conversion repeater is provided between a wireless LAN terminal at an access point and a mobile phone in a hot spot. The radio/infrared conversion repeater is provided with a conical reflector through which infrared transmission/reception is performed. COPYRIGHT: (C)2005,JPO&NCIPI
申请公布号 JP2005072986(A) 申请公布日期 2005.03.17
申请号 JP20030300546 申请日期 2003.08.25
申请人 NTT ADVANCED TECHNOLOGY CORP 发明人 OKAMOTO RYOJI;YOSHII HIROSHI
分类号 H04L12/46;H04B7/26;H04L12/28;(IPC1-7):H04L12/46 主分类号 H04L12/46
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