TWI560706B - Apparatus for providing one or more adjusted parameters for a provision of an upmix signal representation on the basis of a downmix signal representation, audio signal decoder, audio signal transcoder, audio signal encoder, audio bitstream, method and co - Google Patents

Apparatus for providing one or more adjusted parameters for a provision of an upmix signal representation on the basis of a downmix signal representation, audio signal decoder, audio signal transcoder, audio signal encoder, audio bitstream, method and co

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Publication number
TWI560706B
TWI560706B TW103126579A TW103126579A TWI560706B TW I560706 B TWI560706 B TW I560706B TW 103126579 A TW103126579 A TW 103126579A TW 103126579 A TW103126579 A TW 103126579A TW I560706 B TWI560706 B TW I560706B
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TW
Taiwan
Prior art keywords
audio signal
audio
signal
representation
provision
Prior art date
Application number
TW103126579A
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English (en)
Other versions
TW201443885A (zh
Inventor
Juergen Herre
Andreas Hoelzer
Leonid Terentiev
Thorsten Kastner
Cornelia Falch
Heiko Purnhagen
Jonas Engdegard
Falko Ridderbusch
Original Assignee
Fraunhofer Ges Forschung
Dolby Int Ab
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Publication of TW201443885A publication Critical patent/TW201443885A/zh
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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
    • 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
    • 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
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Circuit For Audible Band Transducer (AREA)
TW103126579A 2009-04-28 2010-04-28 Apparatus for providing one or more adjusted parameters for a provision of an upmix signal representation on the basis of a downmix signal representation, audio signal decoder, audio signal transcoder, audio signal encoder, audio bitstream, method and co TWI560706B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17345609P 2009-04-28 2009-04-28

Publications (2)

Publication Number Publication Date
TW201443885A TW201443885A (zh) 2014-11-16
TWI560706B true TWI560706B (en) 2016-12-01

Family

ID=42272162

Family Applications (2)

Application Number Title Priority Date Filing Date
TW099113479A TWI529704B (zh) 2009-04-28 2010-04-28 用以基於下混信號表示型態針對上混信號表示型態之供應來提供一或多個經調整參數之裝置、音訊信號解碼器、音訊信號轉碼器、音訊信號編碼器、音訊位元串流、使用物件相關參數資訊之方法與電腦程式
TW103126579A TWI560706B (en) 2009-04-28 2010-04-28 Apparatus for providing one or more adjusted parameters for a provision of an upmix signal representation on the basis of a downmix signal representation, audio signal decoder, audio signal transcoder, audio signal encoder, audio bitstream, method and co

Family Applications Before (1)

Application Number Title Priority Date Filing Date
TW099113479A TWI529704B (zh) 2009-04-28 2010-04-28 用以基於下混信號表示型態針對上混信號表示型態之供應來提供一或多個經調整參數之裝置、音訊信號解碼器、音訊信號轉碼器、音訊信號編碼器、音訊位元串流、使用物件相關參數資訊之方法與電腦程式

Country Status (19)

Country Link
US (2) US8731950B2 (zh)
EP (2) EP2425427B1 (zh)
JP (2) JP5554830B2 (zh)
KR (1) KR101431889B1 (zh)
CN (1) CN102576532B (zh)
AR (1) AR076434A1 (zh)
AU (1) AU2010243635B2 (zh)
BR (1) BRPI1007777A2 (zh)
CA (2) CA2760515C (zh)
ES (2) ES2572083T3 (zh)
HK (2) HK1173551A1 (zh)
MX (1) MX2011011399A (zh)
MY (1) MY157169A (zh)
PL (2) PL2816555T3 (zh)
RU (1) RU2573738C2 (zh)
SG (1) SG175392A1 (zh)
TW (2) TWI529704B (zh)
WO (1) WO2010125104A1 (zh)
ZA (1) ZA201107895B (zh)

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Publication number Publication date
CA2760515C (en) 2015-06-02
EP2816555B1 (en) 2016-03-23
EP2425427B1 (en) 2014-09-10
PL2816555T3 (pl) 2016-10-31
TW201104674A (en) 2011-02-01
CA2760515A1 (en) 2010-11-04
TWI529704B (zh) 2016-04-11
ZA201107895B (en) 2012-08-29
PL2425427T3 (pl) 2015-02-27
JP2014206747A (ja) 2014-10-30
CN102576532B (zh) 2015-11-25
EP2425427A1 (en) 2012-03-07
TW201443885A (zh) 2014-11-16
CN102576532A (zh) 2012-07-11
KR101431889B1 (ko) 2014-08-27
AU2010243635A1 (en) 2011-12-22
CA2852503A1 (en) 2010-11-04
US8731950B2 (en) 2014-05-20
KR20120018778A (ko) 2012-03-05
ES2572083T3 (es) 2016-05-30
HK1205340A1 (zh) 2015-12-11
US20120143613A1 (en) 2012-06-07
CA2852503C (en) 2017-10-03
RU2573738C2 (ru) 2016-01-27
ES2521715T3 (es) 2014-11-13
AU2010243635B2 (en) 2014-03-27
JP2012525600A (ja) 2012-10-22
WO2010125104A1 (en) 2010-11-04
BRPI1007777A2 (pt) 2017-02-14
US9786285B2 (en) 2017-10-10
JP5554830B2 (ja) 2014-07-23
US20140229187A1 (en) 2014-08-14
HK1173551A1 (zh) 2013-05-16
MX2011011399A (es) 2012-06-27
AR076434A1 (es) 2011-06-08
RU2011145866A (ru) 2013-05-27
SG175392A1 (en) 2011-12-29
EP2816555A1 (en) 2014-12-24
MY157169A (en) 2016-05-13

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