发明授权
US08874060B2 Radio frequency (RF) receiver with frequency planning and method therefor
有权
具有频率规划的射频(RF)接收机及其方法
- 专利标题: Radio frequency (RF) receiver with frequency planning and method therefor
- 专利标题(中): 具有频率规划的射频(RF)接收机及其方法
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申请号: US12641540申请日: 2009-12-18
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公开(公告)号: US08874060B2公开(公告)日: 2014-10-28
- 发明人: Sherry X. Wu , Mustafa H. Koroglu , Alessandro Piovaccari , Ramin K. Poorfard
- 申请人: Sherry X. Wu , Mustafa H. Koroglu , Alessandro Piovaccari , Ramin K. Poorfard
- 申请人地址: US TX Austin
- 专利权人: Silicon Laboratories Inc.
- 当前专利权人: Silicon Laboratories Inc.
- 当前专利权人地址: US TX Austin
- 代理机构: Polansky & Associates, P.L.L.C.
- 代理商 Paul J. Polansky
- 主分类号: H04B1/40
- IPC分类号: H04B1/40 ; H04B1/18 ; H04B1/06 ; H04B7/00 ; H04B1/00
摘要:
A radio frequency (RF) receiver with frequency planning includes an analog receiver, a digital processor, and a clock synthesizer. The analog receiver has an input for receiving an RF input signal, and an output for providing a digital intermediate frequency (IF) signal. The digital processor has a first input for receiving the digital IF signal, a second input for receiving a clock signal, a signal output for providing an IF output signal, and a control output for providing a clock control signal. The clock synthesizer has an input for receiving the clock control signal, and an output for providing the clock signal, and is controllable to adjust a frequency of the clock signal to a selected one of a predetermined number of frequencies within a predetermined frequency range in response to the clock control signal.
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