Invention Grant
- Patent Title: System and method for improving sound quality of voice signal in voice communication
- Patent Title (中): 提高语音通话语音信号质量的系统和方法
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Application No.: US13880096Application Date: 2011-10-18
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Publication No.: US09330674B2Publication Date: 2016-05-03
- Inventor: Seong-Soo Park , Seong Il Jeong , Dong Gyung Ha , Jae Hoon Song
- Applicant: Seong-Soo Park , Dong Gyung Ha , Jae Hoon Song
- Applicant Address: KR Seoul
- Assignee: SK TELECOM. CO., LTD.
- Current Assignee: SK TELECOM. CO., LTD.
- Current Assignee Address: KR Seoul
- Agency: Hauptman Ham, LLP
- Priority: KR10-2010-0101528 20101018
- International Application: PCT/KR2011/007763 WO 20111018
- International Announcement: WO2012/053810 WO 20120426
- Main IPC: G10L21/02
- IPC: G10L21/02 ; G10L21/0232
Abstract:
Disclosed are a voice communication system and a voice communication method which set a subtraction weight for each of a plurality of frequency subbands split based on a particular frequency response characteristic set to the system, calculate a gain function for each frequency subband according to the particular frequency response characteristic based on the subtraction weight for each of the frequency subbands, and improve sound quality of a voice signal by reflecting the calculated gain function.
Public/Granted literature
- US20150310873A1 SYSTEM AND METHOD FOR IMPROVING SOUND QUALITY OF VOICE SIGNAL IN VOICE COMMUNICATION Public/Granted day:2015-10-29
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