发明名称 |
Local oscillator for multi-band wireless communication |
摘要 |
For use in a multi-band wireless communication system, a local oscillator includes a voltage-controlled oscillator that generates an oscillating signal in response to a control signal. A local oscillating signal generator includes buffers and frequency dividers for generating from the oscillating signal a plurality of frequency signals having different frequencies. A switching circuit selects one of the frequency signals, and a phase locked loop generates the control signal from the selected frequency signal.
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申请公布号 |
US7298227(B2) |
申请公布日期 |
2007.11.20 |
申请号 |
US20050145252 |
申请日期 |
2005.06.03 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
YU JIN-HYUCK |
分类号 |
H04B1/06;H03L7/22;H04B1/26;H04B1/40 |
主分类号 |
H04B1/06 |
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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