KR100891688B1 - 멀티채널 오디오 신호의 부호화 및 복호화 방법과 그 장치 - Google Patents

멀티채널 오디오 신호의 부호화 및 복호화 방법과 그 장치 Download PDF

Info

Publication number
KR100891688B1
KR100891688B1 KR20087011932A KR20087011932A KR100891688B1 KR 100891688 B1 KR100891688 B1 KR 100891688B1 KR 20087011932 A KR20087011932 A KR 20087011932A KR 20087011932 A KR20087011932 A KR 20087011932A KR 100891688 B1 KR100891688 B1 KR 100891688B1
Authority
KR
South Korea
Prior art keywords
information
configuration information
multichannel
downmix
spatial
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
KR20087011932A
Other languages
English (en)
Korean (ko)
Other versions
KR20080065293A (ko
Inventor
정양원
방희석
오현오
김동수
임재현
Original Assignee
엘지전자 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Publication of KR20080065293A publication Critical patent/KR20080065293A/ko
Application granted granted Critical
Publication of KR100891688B1 publication Critical patent/KR100891688B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Time-Division Multiplex Systems (AREA)
KR20087011932A 2005-10-26 2006-10-20 멀티채널 오디오 신호의 부호화 및 복호화 방법과 그 장치 Active KR100891688B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US73003305P 2005-10-26 2005-10-26
US60/730,033 2005-10-26
KR20060071754 2006-07-28
KR1020060071754 2006-07-28

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020087021420A Division KR20080094710A (ko) 2005-10-26 2006-10-20 멀티채널 오디오 신호의 부호화 및 복호화 방법과 그 장치

Publications (2)

Publication Number Publication Date
KR20080065293A KR20080065293A (ko) 2008-07-11
KR100891688B1 true KR100891688B1 (ko) 2009-04-03

Family

ID=37967960

Family Applications (2)

Application Number Title Priority Date Filing Date
KR20087011932A Active KR100891688B1 (ko) 2005-10-26 2006-10-20 멀티채널 오디오 신호의 부호화 및 복호화 방법과 그 장치
KR1020087021420A Ceased KR20080094710A (ko) 2005-10-26 2006-10-20 멀티채널 오디오 신호의 부호화 및 복호화 방법과 그 장치

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020087021420A Ceased KR20080094710A (ko) 2005-10-26 2006-10-20 멀티채널 오디오 신호의 부호화 및 복호화 방법과 그 장치

Country Status (7)

Country Link
US (1) US8238561B2 (https=)
EP (1) EP1946310A4 (https=)
JP (1) JP2009514008A (https=)
KR (2) KR100891688B1 (https=)
CN (1) CN101297353B (https=)
TW (2) TWI451401B (https=)
WO (1) WO2007049881A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016204583A1 (ko) * 2015-06-17 2016-12-22 삼성전자 주식회사 저연산 포맷 변환을 위한 인터널 채널 처리 방법 및 장치

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2007312598B2 (en) * 2006-10-16 2011-01-20 Dolby International Ab Enhanced coding and parameter representation of multichannel downmixed object coding
EP2254110B1 (en) * 2008-03-19 2014-04-30 Panasonic Corporation Stereo signal encoding device, stereo signal decoding device and methods for them
EP2111060B1 (en) 2008-04-16 2014-12-03 LG Electronics Inc. A method and an apparatus for processing an audio signal
WO2009128662A2 (en) 2008-04-16 2009-10-22 Lg Electronics Inc. A method and an apparatus for processing an audio signal
KR101061128B1 (ko) 2008-04-16 2011-08-31 엘지전자 주식회사 오디오 신호 처리 방법 및 이의 장치
JP5785082B2 (ja) * 2009-08-20 2015-09-24 ジーブイビービー ホールディングス エス．エイ．アール．エル． オーディオ・ストリームを合成する装置、方法及びプログラム
JP2011177430A (ja) * 2010-03-03 2011-09-15 Terumo Corp 医療用マニピュレータシステム
EP2688066A1 (en) 2012-07-16 2014-01-22 Thomson Licensing Method and apparatus for encoding multi-channel HOA audio signals for noise reduction, and method and apparatus for decoding multi-channel HOA audio signals for noise reduction
US9715880B2 (en) 2013-02-21 2017-07-25 Dolby International Ab Methods for parametric multi-channel encoding
KR101427756B1 (ko) * 2013-04-26 2014-08-08 주식회사 코아로직 멀티 채널의 오디오 신호 전송 방법 및 장치
EP3067885A1 (en) 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding a multi-channel signal
JP6567691B2 (ja) * 2015-05-20 2019-08-28 テレフオンアクチーボラゲット エルエム エリクソン（パブル） マルチチャネルオーディオ信号のコード化
CN108665902B (zh) 2017-03-31 2020-12-01 华为技术有限公司 多声道信号的编解码方法和编解码器

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5682461A (en) 1992-03-24 1997-10-28 Institut Fuer Rundfunktechnik Gmbh Method of transmitting or storing digitalized, multi-channel audio signals
WO2003090208A1 (en) 2002-04-22 2003-10-30 Koninklijke Philips Electronics N.V. pARAMETRIC REPRESENTATION OF SPATIAL AUDIO
US6774820B2 (en) 1999-04-07 2004-08-10 Dolby Laboratories Licensing Corporation Matrix improvements to lossless encoding and decoding

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100335611B1 (ko) * 1997-11-20 2002-10-09 삼성전자 주식회사 비트율 조절이 가능한 스테레오 오디오 부호화/복호화 방법 및 장치
JP3529665B2 (ja) * 1999-04-16 2004-05-24 パイオニア株式会社 情報変換方法及び情報変換装置並びに情報再生装置
JP2004518164A (ja) * 2001-01-16 2004-06-17 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ オーディオ信号又はスピーチ信号を符号化するパラメトリック・エンコーダ及び方法
US7006636B2 (en) * 2002-05-24 2006-02-28 Agere Systems Inc. Coherence-based audio coding and synthesis
WO2004008806A1 (en) * 2002-07-16 2004-01-22 Koninklijke Philips Electronics N.V. Audio coding
US7394903B2 (en) * 2004-01-20 2008-07-01 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Apparatus and method for constructing a multi-channel output signal or for generating a downmix signal
US7961890B2 (en) * 2005-04-15 2011-06-14 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. Multi-channel hierarchical audio coding with compact side information
US8032240B2 (en) * 2005-07-11 2011-10-04 Lg Electronics Inc. Apparatus and method of processing an audio signal
US7974713B2 (en) 2005-10-12 2011-07-05 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Temporal and spatial shaping of multi-channel audio signals

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5682461A (en) 1992-03-24 1997-10-28 Institut Fuer Rundfunktechnik Gmbh Method of transmitting or storing digitalized, multi-channel audio signals
US6774820B2 (en) 1999-04-07 2004-08-10 Dolby Laboratories Licensing Corporation Matrix improvements to lossless encoding and decoding
WO2003090208A1 (en) 2002-04-22 2003-10-30 Koninklijke Philips Electronics N.V. pARAMETRIC REPRESENTATION OF SPATIAL AUDIO

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Beack S. et al., "An Efficient Representation Method for ICLD with Robustness to Spectral Distortion" ETRI Journal, June 2005, VOL.27,NO.3

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016204583A1 (ko) * 2015-06-17 2016-12-22 삼성전자 주식회사 저연산 포맷 변환을 위한 인터널 채널 처리 방법 및 장치
US10607622B2 (en) 2015-06-17 2020-03-31 Samsung Electronics Co., Ltd. Device and method for processing internal channel for low complexity format conversion

Also Published As

Publication number Publication date
EP1946310A1 (en) 2008-07-23
JP2009514008A (ja) 2009-04-02
EP1946310A4 (en) 2011-03-09
KR20080094710A (ko) 2008-10-23
TWI323878B (en) 2010-04-21
KR20080065293A (ko) 2008-07-11
US8238561B2 (en) 2012-08-07
TWI451401B (zh) 2014-09-01
WO2007049881A1 (en) 2007-05-03
TW200746045A (en) 2007-12-16
CN101297353A (zh) 2008-10-29
CN101297353B (zh) 2013-03-13
US20080262854A1 (en) 2008-10-23
TW200939205A (en) 2009-09-16

Similar Documents

Publication Publication Date Title
JP5006315B2 (ja) オーディオ信号のエンコーディング及びデコーディング方法及び装置
KR100891688B1 (ko) 멀티채널 오디오 신호의 부호화 및 복호화 방법과 그 장치
KR100904437B1 (ko) 오디오 신호의 처리 방법 및 장치
JP2021530723A (ja) 没入的オーディオ信号を含むビットストリームを生成またはデコードするための方法および装置
US20220284907A1 (en) Layered coding and data structure for compressed higher-order ambisonics sound or sound field representations
JP2009514008A5 (https=)
CN105247610A (zh) 编码装置和方法、解码装置和方法以及程序
CN101292428B (zh) 用于编码/解码的方法和装置
KR100880643B1 (ko) 오디오 신호의 디코딩 방법 및 장치
US20050141722A1 (en) Signal processing
KR20070003546A (ko) 멀티채널 오디오 코딩에서 클리핑복원정보를 이용한 클리핑복원방법
RU2383941C2 (ru) Способ и устройство для кодирования и декодирования аудиосигналов
KR100813269B1 (ko) 비트 스트림 처리/전송 방법 및 장치, 비트 스트림수신/처리 방법 및 장치
RU2802677C2 (ru) Способы и устройства для формирования или декодирования битового потока, содержащего иммерсивные аудиосигналы
KR20170031604A (ko) 디지털 라디오 서비스를 위한 usac 오디오 신호 인코딩/디코딩 장치 및 방법
ES2387574T3 (es) Método y aparato para decodificar una señal de audio
KR20070003574A (ko) 오디오 신호 인코딩 및 디코딩 방법 및 장치
KR20070108302A (ko) 오디오 데이터의 확장에 대한 스케러빌러티를 지원하는부호화 방법 및 장치, 그 복호화 방법 및 장치
HK1125750B (en) Method and apparatus for encoding/decoding

Legal Events

Date Code Title Description
A201 Request for examination
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

R17-X000 Change to representative recorded

St.27 status event code: A-3-3-R10-R17-oth-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

PN2301 Change of applicant

St.27 status event code: A-3-3-R10-R13-asn-PN2301

St.27 status event code: A-3-3-R10-R11-asn-PN2301

A302 Request for accelerated examination
E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0302 Request for accelerated examination

St.27 status event code: A-1-2-D10-D17-exm-PA0302

St.27 status event code: A-1-2-D10-D16-exm-PA0302

A107 Divisional application of patent
PA0104 Divisional application for international application

St.27 status event code: A-0-1-A10-A18-div-PA0104

St.27 status event code: A-0-1-A10-A16-div-PA0104

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000

FPAY Annual fee payment

Payment date: 20130226

Year of fee payment: 5

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

FPAY Annual fee payment

Payment date: 20140224

Year of fee payment: 6

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

FPAY Annual fee payment

Payment date: 20150224

Year of fee payment: 7

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

FPAY Annual fee payment

Payment date: 20160224

Year of fee payment: 8

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

FPAY Annual fee payment

Payment date: 20170214

Year of fee payment: 9

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 9

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 10

FPAY Annual fee payment

Payment date: 20190214

Year of fee payment: 11

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 11

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 12

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 13

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 14

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 15

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 16

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 17

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 18

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-OTH-PR1001 (AS PROVIDED BY THE NATIONAL OFFICE)

Year of fee payment: 18