发明名称 |
SYSTEM AND METHOD FOR DETECTING ACTIVITY ON A FREQUENCY BAND |
摘要 |
<p>Described is a method for detecting activity on a frequency band. A wireless signal of a predetermined radio frequency band is received. The signal is processed into a plurality of subsignals, each subsignal corresponding to a particular radio frequency channel of the band. An energy level of the corresponding subsignal is determined, and, when the energy level is greater than a predetermined level, the corresponding channel is analyzed.</p> |
申请公布号 |
EP1943867(A1) |
申请公布日期 |
2008.07.16 |
申请号 |
EP20060836908 |
申请日期 |
2006.11.02 |
申请人 |
SYMBOL TECHNOLOGIES, INC. |
发明人 |
PREST, KEVIN;LE, VINH-PHUONG TRA |
分类号 |
H04L12/28;H04W12/12 |
主分类号 |
H04L12/28 |
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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