KR20150009474A - 다채널 신호를 위한 인코더 및 인코딩 방법, 다채널 신호를 위한 디코더 및 디코딩 방법 - Google Patents

다채널 신호를 위한 인코더 및 인코딩 방법, 다채널 신호를 위한 디코더 및 디코딩 방법 Download PDF

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Publication number
KR20150009474A
KR20150009474A KR20140089269A KR20140089269A KR20150009474A KR 20150009474 A KR20150009474 A KR 20150009474A KR 20140089269 A KR20140089269 A KR 20140089269A KR 20140089269 A KR20140089269 A KR 20140089269A KR 20150009474 A KR20150009474 A KR 20150009474A
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KR
South Korea
Prior art keywords
channel signal
lfe
signal
encoding
downmix
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KR20140089269A
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English (en)
Korean (ko)
Inventor
백승권
성종모
이태진
강경옥
서정일
김진웅
이용주
장대영
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한국전자통신연구원
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Application filed by 한국전자통신연구원 filed Critical 한국전자통신연구원
Priority to PCT/KR2014/006406 priority Critical patent/WO2015009040A1/ko
Publication of KR20150009474A publication Critical patent/KR20150009474A/ko

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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR20140089269A 2013-07-15 2014-07-15 다채널 신호를 위한 인코더 및 인코딩 방법, 다채널 신호를 위한 디코더 및 디코딩 방법 KR20150009474A (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/KR2014/006406 WO2015009040A1 (ko) 2013-07-15 2014-07-15 다채널 신호를 위한 인코더 및 인코딩 방법, 다채널 신호를 위한 디코더 및 디코딩 방법

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR1020130083073 2013-07-15
KR20130083073 2013-07-15
KR1020130123416 2013-10-16
KR20130123416 2013-10-16

Publications (1)

Publication Number Publication Date
KR20150009474A true KR20150009474A (ko) 2015-01-26

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KR20140089269A KR20150009474A (ko) 2013-07-15 2014-07-15 다채널 신호를 위한 인코더 및 인코딩 방법, 다채널 신호를 위한 디코더 및 디코딩 방법

Country Status (3)

Country Link
EP (1) EP3023984A4 (de)
KR (1) KR20150009474A (de)
WO (1) WO2015009040A1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016133366A1 (ko) * 2015-02-17 2016-08-25 한국전자통신연구원 다채널 신호 처리 방법 및 상기 방법을 수행하는 다채널 신호 처리 장치
WO2018128457A3 (ko) * 2017-01-05 2018-08-30 엘지전자 주식회사 극 부호에 기초하여 정보에 채널 코딩을 수행하는 방법
US10225675B2 (en) 2015-02-17 2019-03-05 Electronics And Telecommunications Research Institute Multichannel signal processing method, and multichannel signal processing apparatus for performing the method

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115410584A (zh) * 2021-05-28 2022-11-29 华为技术有限公司 多声道音频信号的编码方法和装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7644003B2 (en) * 2001-05-04 2010-01-05 Agere Systems Inc. Cue-based audio coding/decoding
US7805313B2 (en) * 2004-03-04 2010-09-28 Agere Systems Inc. Frequency-based coding of channels in parametric multi-channel coding systems
MX2007011915A (es) * 2005-03-30 2007-11-22 Koninkl Philips Electronics Nv Codificacion de audio multicanal.
US7751572B2 (en) * 2005-04-15 2010-07-06 Dolby International Ab Adaptive residual audio coding
MX2008002713A (es) * 2005-08-30 2008-03-18 Lg Electronics Inc Aparato y metodo para codificar y decodificar senales de audio.
SG175632A1 (en) * 2006-10-16 2011-11-28 Dolby Sweden Ab Enhanced coding and parameter representation of multichannel downmixed object coding
US20120093323A1 (en) * 2010-10-14 2012-04-19 Samsung Electronics Co., Ltd. Audio system and method of down mixing audio signals using the same

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016133366A1 (ko) * 2015-02-17 2016-08-25 한국전자통신연구원 다채널 신호 처리 방법 및 상기 방법을 수행하는 다채널 신호 처리 장치
US10225675B2 (en) 2015-02-17 2019-03-05 Electronics And Telecommunications Research Institute Multichannel signal processing method, and multichannel signal processing apparatus for performing the method
US10638243B2 (en) 2015-02-17 2020-04-28 Electronics And Telecommunications Research Institute Multichannel signal processing method, and multichannel signal processing apparatus for performing the method
WO2018128457A3 (ko) * 2017-01-05 2018-08-30 엘지전자 주식회사 극 부호에 기초하여 정보에 채널 코딩을 수행하는 방법
US11146354B2 (en) 2017-01-05 2021-10-12 Lg Electronics, Inc Method for performing channel-coding of information on basis of polar code

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Publication number Publication date
EP3023984A4 (de) 2017-03-08
WO2015009040A1 (ko) 2015-01-22
EP3023984A1 (de) 2016-05-25

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