Invention Grant
- Patent Title: Preamble noise cancellation circuit
- Patent Title (中): 前导噪声消除电路
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Application No.: US12355553Application Date: 2009-01-16
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Publication No.: US08170159B2Publication Date: 2012-05-01
- Inventor: Won Wook So , Sung Eun Jo
- Applicant: Won Wook So , Sung Eun Jo
- Applicant Address: KR Gyunggi-do
- Assignee: Samsung Electro-Mechanics Co., Ltd.
- Current Assignee: Samsung Electro-Mechanics Co., Ltd.
- Current Assignee Address: KR Gyunggi-do
- Agency: Lowe, Hauptman, Ham & Berner, LLP
- Priority: KR10-2008-0084774 20080828
- Main IPC: H03D1/04
- IPC: H03D1/04
Abstract:
A preamble noise cancellation circuit according to an aspect of the invention may include: a coupler dividing an input signal; a preamble noise detection unit subtracting a predetermined reference preamble signal from a received preamble signal output from the coupler to detect preamble noise included in the received preamble signal; and a noise cancellation unit subtracting the preamble noise detected by the preamble noise detection unit from the received preamble signal output from the coupler.
Public/Granted literature
- US20100054362A1 PREAMBLE NOISE CANCELLATION CIRCUIT Public/Granted day:2010-03-04
Information query
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