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
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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 |
代理机构 |
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地址 |
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