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HUE053954T2 - Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element - Google Patents

Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

Info

Publication number
HUE053954T2
HUE053954T2 HUE19190806A HUE19190806A HUE053954T2 HU E053954 T2 HUE053954 T2 HU E053954T2 HU E19190806 A HUE19190806 A HU E19190806A HU E19190806 A HUE19190806 A HU E19190806A HU E053954 T2 HUE053954 T2 HU E053954T2
Authority
HU
Hungary
Prior art keywords
spectral band
decoding audio
band replication
fill element
enhanced spectral
Prior art date
Application number
HUE19190806A
Other languages
Hungarian (hu)
Inventor
Lars Villemoes
Heiko Purnhagen
Per Ekstrand
Original Assignee
Dolby Int Ab
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 Dolby Int Ab filed Critical Dolby Int Ab
Publication of HUE053954T2 publication Critical patent/HUE053954T2/en

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/167Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/02Speech 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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/032Quantisation or dequantisation of spectral components
    • G10L19/035Scalar quantisation
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/18Vocoders using multiple modes
    • G10L19/24Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Stereophonic System (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
HUE19190806A 2015-03-13 2016-03-10 Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element HUE053954T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP15159067 2015-03-13
US201562133800P 2015-03-16 2015-03-16

Publications (1)

Publication Number Publication Date
HUE053954T2 true HUE053954T2 (en) 2021-08-30

Family

ID=66624667

Family Applications (2)

Application Number Title Priority Date Filing Date
HUE16709426A HUE047987T2 (en) 2015-03-13 2016-03-10 Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element
HUE19190806A HUE053954T2 (en) 2015-03-13 2016-03-10 Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

Family Applications Before (1)

Application Number Title Priority Date Filing Date
HUE16709426A HUE047987T2 (en) 2015-03-13 2016-03-10 Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

Country Status (9)

Country Link
JP (2) JP6922017B2 (en)
DK (2) DK3268961T3 (en)
ES (2) ES2770029T3 (en)
HU (2) HUE047987T2 (en)
IL (3) IL256786B (en)
SG (1) SG10202005260VA (en)
TW (2) TWI732403B (en)
UA (1) UA119808C2 (en)
ZA (6) ZA201705978B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI758146B (en) * 2015-03-13 2022-03-11 瑞典商杜比國際公司 Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE512719C2 (en) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd A method and apparatus for reducing data flow based on harmonic bandwidth expansion
WO2003042979A2 (en) * 2001-11-14 2003-05-22 Matsushita Electric Industrial Co., Ltd. Encoding device and decoding device
MX2011000372A (en) * 2008-07-11 2011-05-19 Fraunhofer Ges Forschung Audio signal synthesizer and audio signal encoder.
BR112012009446B1 (en) * 2009-10-20 2023-03-21 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V DATA STORAGE METHOD AND DEVICE
BR122021019082B1 (en) * 2010-03-09 2022-07-26 Dolby International Ab APPARATUS AND METHOD FOR PROCESSING AN INPUT AUDIO SIGNAL USING CASCADED FILTER BANKS
US9093120B2 (en) * 2011-02-10 2015-07-28 Yahoo! Inc. Audio fingerprint extraction by scaling in time and resampling
KR101748756B1 (en) * 2011-03-18 2017-06-19 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에.베. Frame element positioning in frames of a bitstream representing audio content
CN104584124B (en) * 2013-01-22 2019-04-16 松下电器产业株式会社 Encoding device, decoding device, encoding method, and decoding method
KR101849612B1 (en) * 2013-01-28 2018-04-18 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. Method and apparatus for normalized audio playback of media with and without embedded loudness metadata on new media devices
TWI530941B (en) * 2013-04-03 2016-04-21 杜比實驗室特許公司 Method and system for interactive imaging based on object audio

Also Published As

Publication number Publication date
HK1259131A1 (en) 2019-11-29
HK1259302A1 (en) 2019-11-29
JP2021167981A (en) 2021-10-21
IL285643B (en) 2022-10-01
ZA201705971B (en) 2019-01-30
ZA201805869B (en) 2019-11-27
TW202042215A (en) 2020-11-16
HUE047987T2 (en) 2020-05-28
HK1259406A1 (en) 2019-11-29
ZA201801941B (en) 2019-07-31
IL256786A (en) 2018-03-29
IL279327B (en) 2021-09-30
TWI732403B (en) 2021-07-01
ZA201901691B (en) 2020-07-29
DK3268961T3 (en) 2020-02-10
UA119808C2 (en) 2019-08-12
TW201941186A (en) 2019-10-16
ES2867477T3 (en) 2021-10-20
ZA201905506B (en) 2021-03-31
DK3268956T3 (en) 2021-10-18
JP6922017B2 (en) 2021-08-18
JP2020079963A (en) 2020-05-28
IL285643B2 (en) 2023-02-01
ES2770029T3 (en) 2020-06-30
IL279327A (en) 2021-01-31
HK1259544A1 (en) 2019-11-29
ZA201705978B (en) 2019-02-27
JP7210658B2 (en) 2023-01-23
HK1259548A1 (en) 2019-11-29
IL285643A (en) 2021-09-30
IL256786B (en) 2021-01-31
TWI693595B (en) 2020-05-11
SG10202005260VA (en) 2020-07-29
HK1259408A1 (en) 2019-11-29

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