发明名称 |
Cognitive radio system |
摘要 |
A cognitive radio system includes: a state detecting device that scans a frequency band allocated to another radio system than the cognitive radio system to detect a first use-state of the frequency band; a first server including a first gathering unit that receives first information relating to the first use-state and a second gathering unit; a second server that stores a second use-state of the frequency band allocated to the other radio system, the second server configured to provide second information relating to the second use-state to the second gathering unit; and a notifying unit that notifies a terminal device in the cognitive radio system of information of an available channel based on the first information and the second information.
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申请公布号 |
US2007253394(A1) |
申请公布日期 |
2007.11.01 |
申请号 |
US20070790855 |
申请日期 |
2007.04.27 |
申请人 |
HORIGUCHI TOMOYA;YOSHIDA HIROSHI;TOMIOKA TAZUKO;NONIN KATSUYA;SAKATA REN |
发明人 |
HORIGUCHI TOMOYA;YOSHIDA HIROSHI;TOMIOKA TAZUKO;NONIN KATSUYA;SAKATA REN |
分类号 |
H04W24/00;H04W68/00;H04W72/04;H04W88/14 |
主分类号 |
H04W24/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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