PT2908313T - Partilha adaptativa de taxas de ganho/forma - Google Patents

Partilha adaptativa de taxas de ganho/forma

Info

Publication number
PT2908313T
PT2908313T PT15162742T PT15162742T PT2908313T PT 2908313 T PT2908313 T PT 2908313T PT 15162742 T PT15162742 T PT 15162742T PT 15162742 T PT15162742 T PT 15162742T PT 2908313 T PT2908313 T PT 2908313T
Authority
PT
Portugal
Prior art keywords
adaptive gain
shape rate
rate sharing
sharing
shape
Prior art date
Application number
PT15162742T
Other languages
English (en)
Inventor
Norvell Erik
Original Assignee
Ericsson Telefon Ab L M
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=45063198&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PT2908313(T) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of PT2908313T publication Critical patent/PT2908313T/pt

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
    • G10L19/002Dynamic bit allocation
    • 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
    • G10L19/0212Speech 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 using orthogonal transformation
    • 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
    • G10L19/038Vector quantisation, e.g. TwinVQ audio

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
PT15162742T 2011-04-15 2011-10-17 Partilha adaptativa de taxas de ganho/forma PT2908313T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201161475767P 2011-04-15 2011-04-15

Publications (1)

Publication Number Publication Date
PT2908313T true PT2908313T (pt) 2019-06-19

Family

ID=45063198

Family Applications (2)

Application Number Title Priority Date Filing Date
PT15162742T PT2908313T (pt) 2011-04-15 2011-10-17 Partilha adaptativa de taxas de ganho/forma
PT117889253T PT2697795E (pt) 2011-04-15 2011-10-17 Utilização conjunta adaptativa de taxas de ganho/forma

Family Applications After (1)

Application Number Title Priority Date Filing Date
PT117889253T PT2697795E (pt) 2011-04-15 2011-10-17 Utilização conjunta adaptativa de taxas de ganho/forma

Country Status (10)

Country Link
US (4) US9548057B2 (pt)
EP (2) EP2697795B1 (pt)
JP (3) JP2014513813A (pt)
DK (2) DK2908313T3 (pt)
ES (2) ES2545623T3 (pt)
PL (2) PL2908313T3 (pt)
PT (2) PT2908313T (pt)
TR (1) TR201907767T4 (pt)
WO (1) WO2012141635A1 (pt)
ZA (1) ZA201306709B (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI579831B (zh) * 2013-09-12 2017-04-21 杜比國際公司 用於參數量化的方法、用於量化的參數之解量化方法及其電腦可讀取的媒體、音頻編碼器、音頻解碼器及音頻系統
MX365684B (es) * 2013-11-12 2019-06-11 Ericsson Telefon Ab L M Codificacion de vector de ganancia y forma dividida.
US20150149157A1 (en) * 2013-11-22 2015-05-28 Qualcomm Incorporated Frequency domain gain shape estimation
US10366698B2 (en) 2016-08-30 2019-07-30 Dts, Inc. Variable length coding of indices and bit scheduling in a pyramid vector quantizer
CN116343804A (zh) * 2016-12-16 2023-06-27 瑞典爱立信有限公司 用于处理包络表示系数的方法、编码器和解码器
US11276411B2 (en) * 2017-09-20 2022-03-15 Voiceage Corporation Method and device for allocating a bit-budget between sub-frames in a CELP CODEC

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5819215A (en) * 1995-10-13 1998-10-06 Dobson; Kurt Method and apparatus for wavelet based data compression having adaptive bit rate control for compression of digital audio or other sensory data
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
US20070147518A1 (en) * 2005-02-18 2007-06-28 Bruno Bessette Methods and devices for low-frequency emphasis during audio compression based on ACELP/TCX
US7562021B2 (en) * 2005-07-15 2009-07-14 Microsoft Corporation Modification of codewords in dictionary used for efficient coding of digital media spectral data
KR100848324B1 (ko) * 2006-12-08 2008-07-24 한국전자통신연구원 음성 부호화 장치 및 그 방법
JP4871894B2 (ja) * 2007-03-02 2012-02-08 パナソニック株式会社 符号化装置、復号装置、符号化方法および復号方法
WO2009029035A1 (en) 2007-08-27 2009-03-05 Telefonaktiebolaget Lm Ericsson (Publ) Improved transform coding of speech and audio signals
US8577673B2 (en) * 2008-09-15 2013-11-05 Huawei Technologies Co., Ltd. CELP post-processing for music signals
CN102918590B (zh) * 2010-03-31 2014-12-10 韩国电子通信研究院 编码方法和装置、以及解码方法和装置
US10121481B2 (en) * 2011-03-04 2018-11-06 Telefonaktiebolaget Lm Ericsson (Publ) Post-quantization gain correction in audio coding

Also Published As

Publication number Publication date
DK2908313T3 (da) 2019-06-11
US10770078B2 (en) 2020-09-08
DK2697795T3 (en) 2015-09-07
PL2697795T3 (pl) 2015-10-30
US10192558B2 (en) 2019-01-29
WO2012141635A1 (en) 2012-10-18
JP2017062477A (ja) 2017-03-30
ES2741559T3 (es) 2020-02-11
JP6600054B2 (ja) 2019-10-30
EP2697795A1 (en) 2014-02-19
ES2545623T3 (es) 2015-09-14
US20170148446A1 (en) 2017-05-25
TR201907767T4 (tr) 2019-06-21
JP2014513813A (ja) 2014-06-05
US9548057B2 (en) 2017-01-17
JP2018205766A (ja) 2018-12-27
PT2697795E (pt) 2015-09-25
EP2908313B1 (en) 2019-05-08
PL2908313T3 (pl) 2019-11-29
US20200365164A1 (en) 2020-11-19
ZA201306709B (en) 2014-11-26
US20190122671A1 (en) 2019-04-25
EP2908313A1 (en) 2015-08-19
EP2697795B1 (en) 2015-06-17
JP6388624B2 (ja) 2018-09-12
US20140025375A1 (en) 2014-01-23

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