DE69428939D1 - Verfahren zur Erhaltung einer Mehrkanaldekodiermatrix - Google Patents

Verfahren zur Erhaltung einer Mehrkanaldekodiermatrix

Info

Publication number
DE69428939D1
DE69428939D1 DE69428939T DE69428939T DE69428939D1 DE 69428939 D1 DE69428939 D1 DE 69428939D1 DE 69428939 T DE69428939 T DE 69428939T DE 69428939 T DE69428939 T DE 69428939T DE 69428939 D1 DE69428939 D1 DE 69428939D1
Authority
DE
Germany
Prior art keywords
maintaining
channel decoding
decoding matrix
matrix
channel
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.)
Expired - Lifetime
Application number
DE69428939T
Other languages
English (en)
Other versions
DE69428939T2 (de
Inventor
Jens Spille
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Deutsche Thomson Brandt GmbH
Original Assignee
Deutsche Thomson Brandt GmbH
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 Deutsche Thomson Brandt GmbH filed Critical Deutsche Thomson Brandt GmbH
Publication of DE69428939D1 publication Critical patent/DE69428939D1/de
Application granted granted Critical
Publication of DE69428939T2 publication Critical patent/DE69428939T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/86—Arrangements characterised by the broadcast information itself
    • H04H20/88—Stereophonic broadcast systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • H04N5/602—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for digital sound signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • H04N5/602—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for digital sound signals
    • H04N5/605—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for digital sound signals according to the NICAM system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE69428939T 1993-06-22 1994-06-16 Verfahren zur Erhaltung einer Mehrkanaldekodiermatrix Expired - Lifetime DE69428939T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP93401609 1993-06-22

Publications (2)

Publication Number Publication Date
DE69428939D1 true DE69428939D1 (de) 2001-12-13
DE69428939T2 DE69428939T2 (de) 2002-04-04

Family

ID=8214729

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69428939T Expired - Lifetime DE69428939T2 (de) 1993-06-22 1994-06-16 Verfahren zur Erhaltung einer Mehrkanaldekodiermatrix

Country Status (5)

Country Link
US (1) US5524054A (de)
JP (1) JP3563109B2 (de)
DE (1) DE69428939T2 (de)
ES (1) ES2165370T3 (de)
SG (1) SG43996A1 (de)

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US6539357B1 (en) * 1999-04-29 2003-03-25 Agere Systems Inc. Technique for parametric coding of a signal containing information
US7158844B1 (en) 1999-10-22 2007-01-02 Paul Cancilla Configurable surround sound system
US6931370B1 (en) * 1999-11-02 2005-08-16 Digital Theater Systems, Inc. System and method for providing interactive audio in a multi-channel audio environment
US7076071B2 (en) * 2000-06-12 2006-07-11 Robert A. Katz Process for enhancing the existing ambience, imaging, depth, clarity and spaciousness of sound recordings
US7660424B2 (en) * 2001-02-07 2010-02-09 Dolby Laboratories Licensing Corporation Audio channel spatial translation
US7451006B2 (en) * 2001-05-07 2008-11-11 Harman International Industries, Incorporated Sound processing system using distortion limiting techniques
US7447321B2 (en) 2001-05-07 2008-11-04 Harman International Industries, Incorporated Sound processing system for configuration of audio signals in a vehicle
US6804565B2 (en) * 2001-05-07 2004-10-12 Harman International Industries, Incorporated Data-driven software architecture for digital sound processing and equalization
US7240001B2 (en) * 2001-12-14 2007-07-03 Microsoft Corporation Quality improvement techniques in an audio encoder
US6934677B2 (en) * 2001-12-14 2005-08-23 Microsoft Corporation Quantization matrices based on critical band pattern information for digital audio wherein quantization bands differ from critical bands
WO2003093775A2 (en) * 2002-05-03 2003-11-13 Harman International Industries, Incorporated Sound detection and localization system
JP4676140B2 (ja) 2002-09-04 2011-04-27 マイクロソフト コーポレーション オーディオの量子化および逆量子化
US7502743B2 (en) 2002-09-04 2009-03-10 Microsoft Corporation Multi-channel audio encoding and decoding with multi-channel transform selection
US7299190B2 (en) * 2002-09-04 2007-11-20 Microsoft Corporation Quantization and inverse quantization for audio
US7447317B2 (en) 2003-10-02 2008-11-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V Compatible multi-channel coding/decoding by weighting the downmix channel
JP2005197896A (ja) * 2004-01-05 2005-07-21 Yamaha Corp スピーカアレイ用のオーディオ信号供給装置
JP4251077B2 (ja) * 2004-01-07 2009-04-08 ヤマハ株式会社 スピーカ装置
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
US7460990B2 (en) * 2004-01-23 2008-12-02 Microsoft Corporation Efficient coding of digital media spectral data using wide-sense perceptual similarity
US7813513B2 (en) * 2004-04-05 2010-10-12 Koninklijke Philips Electronics N.V. Multi-channel encoder
JP3915804B2 (ja) * 2004-08-26 2007-05-16 ヤマハ株式会社 オーディオ再生装置
DE102004043521A1 (de) * 2004-09-08 2006-03-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals oder eines Parameterdatensatzes
JP4779381B2 (ja) * 2005-02-25 2011-09-28 ヤマハ株式会社 アレースピーカ装置
JP4988717B2 (ja) 2005-05-26 2012-08-01 エルジー エレクトロニクス インコーポレイティド オーディオ信号のデコーディング方法及び装置
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US7539612B2 (en) 2005-07-15 2009-05-26 Microsoft Corporation Coding and decoding scale factor information
JP2007033507A (ja) * 2005-07-22 2007-02-08 Matsushita Electric Ind Co Ltd 音響再生装置
US20080255857A1 (en) * 2005-09-14 2008-10-16 Lg Electronics, Inc. Method and Apparatus for Decoding an Audio Signal
US20080221907A1 (en) * 2005-09-14 2008-09-11 Lg Electronics, Inc. Method and Apparatus for Decoding an Audio Signal
TWI462086B (zh) * 2005-09-14 2014-11-21 Lg Electronics Inc 音頻訊號之解碼方法及其裝置
KR100803212B1 (ko) * 2006-01-11 2008-02-14 삼성전자주식회사 스케일러블 채널 복호화 방법 및 장치
KR101218776B1 (ko) 2006-01-11 2013-01-18 삼성전자주식회사 다운믹스된 신호로부터 멀티채널 신호 생성방법 및 그 기록매체
US8411869B2 (en) * 2006-01-19 2013-04-02 Lg Electronics Inc. Method and apparatus for processing a media signal
EP1974344A4 (de) * 2006-01-19 2011-06-08 Lg Electronics Inc Verfahren und anordnung zum kodieren eines signals
US7831434B2 (en) 2006-01-20 2010-11-09 Microsoft Corporation Complex-transform channel coding with extended-band frequency coding
US7953604B2 (en) * 2006-01-20 2011-05-31 Microsoft Corporation Shape and scale parameters for extended-band frequency coding
US8190425B2 (en) * 2006-01-20 2012-05-29 Microsoft Corporation Complex cross-correlation parameters for multi-channel audio
US9426596B2 (en) 2006-02-03 2016-08-23 Electronics And Telecommunications Research Institute Method and apparatus for control of randering multiobject or multichannel audio signal using spatial cue
KR100878816B1 (ko) * 2006-02-07 2009-01-14 엘지전자 주식회사 부호화/복호화 장치 및 방법
US20090177479A1 (en) * 2006-02-09 2009-07-09 Lg Electronics Inc. Method for Encoding and Decoding Object-Based Audio Signal and Apparatus Thereof
DE602007004451D1 (de) 2006-02-21 2010-03-11 Koninkl Philips Electronics Nv Audiokodierung und audiodekodierung
KR100904437B1 (ko) * 2006-02-23 2009-06-24 엘지전자 주식회사 오디오 신호의 처리 방법 및 장치
KR100773560B1 (ko) * 2006-03-06 2007-11-05 삼성전자주식회사 스테레오 신호 생성 방법 및 장치
US8626515B2 (en) * 2006-03-30 2014-01-07 Lg Electronics Inc. Apparatus for processing media signal and method thereof
CN101361122B (zh) * 2006-04-03 2012-12-19 Lg电子株式会社 处理媒体信号的装置及其方法
KR100763920B1 (ko) * 2006-08-09 2007-10-05 삼성전자주식회사 멀티채널 신호를 모노 또는 스테레오 신호로 압축한 입력신호를 2채널의 바이노럴 신호로 복호화하는 방법 및 장치
US20080235006A1 (en) * 2006-08-18 2008-09-25 Lg Electronics, Inc. Method and Apparatus for Decoding an Audio Signal
SG175632A1 (en) * 2006-10-16 2011-11-28 Dolby Sweden Ab Enhanced coding and parameter representation of multichannel downmixed object coding
JP5082517B2 (ja) * 2007-03-12 2012-11-28 ヤマハ株式会社 スピーカアレイ装置および信号処理方法
US7885819B2 (en) 2007-06-29 2011-02-08 Microsoft Corporation Bitstream syntax for multi-process audio decoding
KR101464977B1 (ko) * 2007-10-01 2014-11-25 삼성전자주식회사 메모리 관리 방법, 및 멀티 채널 데이터의 복호화 방법 및장치

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9204485D0 (en) * 1992-03-02 1992-04-15 Trifield Productions Ltd Surround sound apparatus
EP0631458B1 (de) * 1993-06-22 2001-11-07 Deutsche Thomson-Brandt Gmbh Verfahren zur Erhaltung einer Mehrkanaldekodiermatrix

Also Published As

Publication number Publication date
JP3563109B2 (ja) 2004-09-08
ES2165370T3 (es) 2002-03-16
DE69428939T2 (de) 2002-04-04
SG43996A1 (en) 1997-11-14
JPH07143596A (ja) 1995-06-02
US5524054A (en) 1996-06-04

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Legal Events

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