Invention Grant
US08583444B2 Method and apparatus for canceling vocal signal from audio signal
有权
用于从音频信号中消除声音信号的方法和装置
- Patent Title: Method and apparatus for canceling vocal signal from audio signal
- Patent Title (中): 用于从音频信号中消除声音信号的方法和装置
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Application No.: US12902221Application Date: 2010-10-12
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Publication No.: US08583444B2Publication Date: 2013-11-12
- Inventor: Jun-ho Lee
- Applicant: Jun-ho Lee
- Applicant Address: KR Suwon-si
- Assignee: Samsung Electronics Co., Ltd.
- Current Assignee: Samsung Electronics Co., Ltd.
- Current Assignee Address: KR Suwon-si
- Agency: Sughrue Mion, PLLC
- Priority: KR10-2009-0119918 20091204
- Main IPC: G10L21/0272
- IPC: G10L21/0272
Abstract:
Provided is a method of canceling a vocal signal, wherein the method includes obtaining a difference signal between two audio signals; and smoothing the frequency of the difference signal. Also provided is a device for canceling a vocal signal, the device including a subtracter which obtains a difference signal between two audio signals; and a frequency smoothing unit which smoothes a frequency of the difference signal.
Public/Granted literature
- US20110137658A1 METHOD AND APPARATUS FOR CANCELING VOCAL SIGNAL FROM AUDIO SIGNAL Public/Granted day:2011-06-09
Information query
