ATE556406T1 - Vorrichtung und verfahren zum erzeugen eines mehrkanaligen ausgangssignals - Google Patents

Vorrichtung und verfahren zum erzeugen eines mehrkanaligen ausgangssignals

Info

Publication number
ATE556406T1
ATE556406T1 AT05740130T AT05740130T ATE556406T1 AT E556406 T1 ATE556406 T1 AT E556406T1 AT 05740130 T AT05740130 T AT 05740130T AT 05740130 T AT05740130 T AT 05740130T AT E556406 T1 ATE556406 T1 AT E556406T1
Authority
AT
Austria
Prior art keywords
channel
cancellation
channels
generating
output signal
Prior art date
Application number
AT05740130T
Other languages
English (en)
Inventor
Juergen Herre
Christof Faller
Sascha Disch
Johannes Hilpert
Original Assignee
Fraunhofer Ges Forschung
Agere System Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=34966842&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE556406(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Fraunhofer Ges Forschung, Agere System Inc filed Critical Fraunhofer Ges Forschung
Application granted granted Critical
Publication of ATE556406T1 publication Critical patent/ATE556406T1/de

Links

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
    • 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
    • G10L19/04—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 using predictive techniques
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems
    • 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)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Logic Circuits (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Time-Division Multiplex Systems (AREA)
AT05740130T 2004-07-09 2005-05-12 Vorrichtung und verfahren zum erzeugen eines mehrkanaligen ausgangssignals ATE556406T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US58657804P 2004-07-09 2004-07-09
US10/935,061 US7391870B2 (en) 2004-07-09 2004-09-07 Apparatus and method for generating a multi-channel output signal
PCT/EP2005/005199 WO2006005390A1 (en) 2004-07-09 2005-05-12 Apparatus and method for generating a multi-channel output signal

Publications (1)

Publication Number Publication Date
ATE556406T1 true ATE556406T1 (de) 2012-05-15

Family

ID=34966842

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05740130T ATE556406T1 (de) 2004-07-09 2005-05-12 Vorrichtung und verfahren zum erzeugen eines mehrkanaligen ausgangssignals

Country Status (15)

Country Link
US (1) US7391870B2 (de)
EP (1) EP1774515B1 (de)
JP (1) JP4772043B2 (de)
KR (1) KR100908080B1 (de)
CN (1) CN1985303B (de)
AT (1) ATE556406T1 (de)
AU (1) AU2005262025B2 (de)
BR (1) BRPI0512763B1 (de)
CA (1) CA2572989C (de)
ES (1) ES2387248T3 (de)
NO (1) NO338725B1 (de)
PT (1) PT1774515E (de)
RU (1) RU2361185C2 (de)
TW (1) TWI305639B (de)
WO (1) WO2006005390A1 (de)

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JP6817433B2 (ja) 2016-11-08 2021-01-20 フラウンホファー ゲセルシャフト ツール フェールデルンク ダー アンゲヴァンテン フォルシュンク エー．ファオ． 少なくとも２つのチャンネルをダウンミックスするためのダウンミキサおよび方法ならびにマルチチャンネルエンコーダおよびマルチチャンネルデコーダ
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EP4120251B1 (de) * 2020-03-09 2024-12-18 Nippon Telegraph and Telephone Corporation Tonsignalcodierungsverfahren, tonsignaldecodierungsverfahren, tonsignalcodierungsvorrichtung, tonsignaldecodierungsvorrichtung, programm und aufzeichnungsmedium
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Also Published As

Publication number Publication date
EP1774515A1 (de) 2007-04-18
CN1985303A (zh) 2007-06-20
NO20070034L (no) 2007-02-06
US20060009225A1 (en) 2006-01-12
RU2007104933A (ru) 2008-08-20
TWI305639B (en) 2009-01-21
CN1985303B (zh) 2011-06-15
RU2361185C2 (ru) 2009-07-10
AU2005262025B2 (en) 2008-10-09
KR20070027692A (ko) 2007-03-09
CA2572989C (en) 2011-08-09
US7391870B2 (en) 2008-06-24
BRPI0512763B1 (pt) 2018-08-28
CA2572989A1 (en) 2006-01-19
NO338725B1 (no) 2016-10-10
AU2005262025A1 (en) 2006-01-19
BRPI0512763A (pt) 2008-04-08
JP2008505368A (ja) 2008-02-21
TW200617884A (en) 2006-06-01
PT1774515E (pt) 2012-08-09
JP4772043B2 (ja) 2011-09-14
ES2387248T3 (es) 2012-09-19
HK1099901A1 (en) 2007-08-24
EP1774515B1 (de) 2012-05-02
KR100908080B1 (ko) 2009-07-15
WO2006005390A1 (en) 2006-01-19

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