Invention Grant
US09252742B2 Analog filter in wireless transmission/reception device and method for setting cut-off frequency using the same
有权
无线发射/接收装置中的模拟滤波器及使用其设置截止频率的方法
- Patent Title: Analog filter in wireless transmission/reception device and method for setting cut-off frequency using the same
- Patent Title (中): 无线发射/接收装置中的模拟滤波器及使用其设置截止频率的方法
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Application No.: US13572280Application Date: 2012-08-10
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Publication No.: US09252742B2Publication Date: 2016-02-02
- Inventor: Jong-Woo Lee , Si-Bum Jun
- Applicant: Jong-Woo Lee , Si-Bum Jun
- Applicant Address: KR
- Assignee: Samsung Electronics Co., Ltd
- Current Assignee: Samsung Electronics Co., Ltd
- Current Assignee Address: KR
- Agency: The Farrell Law Firm, P.C.
- Priority: KR10-2011-0079886 20110810
- Main IPC: H04B17/00
- IPC: H04B17/00 ; H03H11/12 ; H04B17/21

Abstract:
A method and an apparatus are provided for setting a cut-off frequency of an analog filter of a reception device for wireless communication. A deviation value is obtained that corresponds to an error between a first gain value based on an ideal transfer function curve and a second gain value based on a measured transfer function curve at an arbitrary frequency of a frequency band in which a constant interval is maintained between a slope of the ideal transfer function curve and a slope of the measured transfer function curve. A cut-off frequency that is used to measure the measured transfer function curve in a real environment, is corrected based on the obtained deviation value.
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