Invention Grant
- Patent Title: RF band pass filter with feedback control
- Patent Title (中): 具有反馈控制的RF带通滤波器
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Application No.: US11265074Application Date: 2005-11-01
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Publication No.: US08831552B1Publication Date: 2014-09-09
- Inventor: Runsheng He
- Applicant: Runsheng He
- Applicant Address: BM Hamilton
- Assignee: Marvell International Ltd.
- Current Assignee: Marvell International Ltd.
- Current Assignee Address: BM Hamilton
- Main IPC: H04B1/16
- IPC: H04B1/16

Abstract:
A wireless receiver comprises a band-pass filter module that includes an input for receiving a first pilot signal, an output that generates a first signal based on the first pilot signal, and a control input for adjusting a center frequency of the band-pass filter module. A control module determines the energy of the first signal, generates a control signal based on the energy, and communicates the control signal to the control input of the band-pass filter module.
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