ATE444550T1 - Quantisierung von parametern zur sprach- und audiokodierung mittels teilinformationen über atypische untersequenzen - Google Patents

Quantisierung von parametern zur sprach- und audiokodierung mittels teilinformationen über atypische untersequenzen

Info

Publication number
ATE444550T1
ATE444550T1 AT06751085T AT06751085T ATE444550T1 AT E444550 T1 ATE444550 T1 AT E444550T1 AT 06751085 T AT06751085 T AT 06751085T AT 06751085 T AT06751085 T AT 06751085T AT E444550 T1 ATE444550 T1 AT E444550T1
Authority
AT
Austria
Prior art keywords
subsequences
atypical
parameters
partial information
quantization
Prior art date
Application number
AT06751085T
Other languages
German (de)
English (en)
Inventor
Sean Ramprashad
Original Assignee
Ntt Docomo 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
Application filed by Ntt Docomo Inc filed Critical Ntt Docomo Inc
Application granted granted Critical
Publication of ATE444550T1 publication Critical patent/ATE444550T1/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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/032—Quantisation or dequantisation of spectral components
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AT06751085T 2005-04-20 2006-04-20 Quantisierung von parametern zur sprach- und audiokodierung mittels teilinformationen über atypische untersequenzen ATE444550T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US67340905P 2005-04-20 2005-04-20
US11/408,125 US7885809B2 (en) 2005-04-20 2006-04-19 Quantization of speech and audio coding parameters using partial information on atypical subsequences
PCT/US2006/015251 WO2006113921A1 (en) 2005-04-20 2006-04-20 Quantization of speech and audio coding parameters using partial information on atypical subsequences

Publications (1)

Publication Number Publication Date
ATE444550T1 true ATE444550T1 (de) 2009-10-15

Family

ID=36658834

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06751085T ATE444550T1 (de) 2005-04-20 2006-04-20 Quantisierung von parametern zur sprach- und audiokodierung mittels teilinformationen über atypische untersequenzen

Country Status (6)

Country Link
US (1) US7885809B2 (https=)
EP (1) EP1872363B1 (https=)
JP (1) JP4963498B2 (https=)
AT (1) ATE444550T1 (https=)
DE (1) DE602006009495D1 (https=)
WO (1) WO2006113921A1 (https=)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101315075B1 (ko) * 2005-02-10 2013-10-08 코닌클리케 필립스 일렉트로닉스 엔.브이. 사운드 합성
US7873514B2 (en) * 2006-08-11 2011-01-18 Ntt Docomo, Inc. Method for quantizing speech and audio through an efficient perceptually relevant search of multiple quantization patterns
US7461106B2 (en) * 2006-09-12 2008-12-02 Motorola, Inc. Apparatus and method for low complexity combinatorial coding of signals
US20080243518A1 (en) * 2006-11-16 2008-10-02 Alexey Oraevsky System And Method For Compressing And Reconstructing Audio Files
KR101412255B1 (ko) * 2006-12-13 2014-08-14 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 부호화 장치, 복호 장치 및 이들의 방법
JPWO2008072733A1 (ja) * 2006-12-15 2010-04-02 パナソニック株式会社 符号化装置および符号化方法
US7885819B2 (en) * 2007-06-29 2011-02-08 Microsoft Corporation Bitstream syntax for multi-process audio decoding
DK2571024T3 (en) 2007-08-27 2015-01-05 Ericsson Telefon Ab L M Adaptive transition frequency between the noise filling and bandwidth extension
US8576096B2 (en) * 2007-10-11 2013-11-05 Motorola Mobility Llc Apparatus and method for low complexity combinatorial coding of signals
US8209190B2 (en) * 2007-10-25 2012-06-26 Motorola Mobility, Inc. Method and apparatus for generating an enhancement layer within an audio coding system
JP5485909B2 (ja) * 2007-12-31 2014-05-07 エルジー エレクトロニクス インコーポレイティド オーディオ信号処理方法及び装置
US20090234642A1 (en) * 2008-03-13 2009-09-17 Motorola, Inc. Method and Apparatus for Low Complexity Combinatorial Coding of Signals
US8639519B2 (en) * 2008-04-09 2014-01-28 Motorola Mobility Llc Method and apparatus for selective signal coding based on core encoder performance
MY154452A (en) 2008-07-11 2015-06-15 Fraunhofer Ges Forschung An apparatus and a method for decoding an encoded audio signal
EP2304719B1 (en) 2008-07-11 2017-07-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, methods for providing an audio stream and computer program
RU2621965C2 (ru) * 2008-07-11 2017-06-08 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. Передатчик сигнала активации с деформацией по времени, кодер звукового сигнала, способ преобразования сигнала активации с деформацией по времени, способ кодирования звукового сигнала и компьютерные программы
US8219408B2 (en) * 2008-12-29 2012-07-10 Motorola Mobility, Inc. Audio signal decoder and method for producing a scaled reconstructed audio signal
US8175888B2 (en) 2008-12-29 2012-05-08 Motorola Mobility, Inc. Enhanced layered gain factor balancing within a multiple-channel audio coding system
US8200496B2 (en) * 2008-12-29 2012-06-12 Motorola Mobility, Inc. Audio signal decoder and method for producing a scaled reconstructed audio signal
US8140342B2 (en) * 2008-12-29 2012-03-20 Motorola Mobility, Inc. Selective scaling mask computation based on peak detection
US8423355B2 (en) * 2010-03-05 2013-04-16 Motorola Mobility Llc Encoder for audio signal including generic audio and speech frames
US8428936B2 (en) * 2010-03-05 2013-04-23 Motorola Mobility Llc Decoder for audio signal including generic audio and speech frames
US9015044B2 (en) * 2012-03-05 2015-04-21 Malaspina Labs (Barbados) Inc. Formant based speech reconstruction from noisy signals
US9129600B2 (en) 2012-09-26 2015-09-08 Google Technology Holdings LLC Method and apparatus for encoding an audio signal
EP3217398B1 (en) 2013-04-05 2019-08-14 Dolby International AB Advanced quantizer
MY176776A (en) * 2013-10-18 2020-08-21 Ericsson Telefon Ab L M Coding and decoding of spectral peak positions
WO2016142002A1 (en) * 2015-03-09 2016-09-15 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2874363B2 (ja) * 1991-01-30 1999-03-24 日本電気株式会社 適応符号化・復号化方式
DE69217590T2 (de) * 1991-07-31 1997-06-12 Matsushita Electric Ind Co Ltd Verfahren und Einrichtung zur Kodierung eines digitalen Audiosignals
US5394508A (en) * 1992-01-17 1995-02-28 Massachusetts Institute Of Technology Method and apparatus for encoding decoding and compression of audio-type data
US5517511A (en) * 1992-11-30 1996-05-14 Digital Voice Systems, Inc. Digital transmission of acoustic signals over a noisy communication channel
CA2135415A1 (en) * 1993-12-15 1995-06-16 Sean Matthew Dorward Device and method for efficient utilization of allocated transmission medium bandwidth
KR960012475B1 (ko) * 1994-01-18 1996-09-20 대우전자 주식회사 디지탈 오디오 부호화장치의 채널별 비트 할당 장치
WO1995027335A1 (en) * 1994-04-01 1995-10-12 Sony Corporation Method and device for encoding information, method and device for decoding information, information transmitting method, and information recording medium
US5602961A (en) * 1994-05-31 1997-02-11 Alaris, Inc. Method and apparatus for speech compression using multi-mode code excited linear predictive coding
EP0721257B1 (en) * 1995-01-09 2005-03-30 Daewoo Electronics Corporation Bit allocation for multichannel audio coder based on perceptual entropy
JP3297238B2 (ja) * 1995-01-20 2002-07-02 大宇電子株式會▲社▼ 適応的符号化システム及びビット割当方法
CA2246532A1 (en) * 1998-09-04 2000-03-04 Northern Telecom Limited Perceptual audio coding

Also Published As

Publication number Publication date
JP2008538619A (ja) 2008-10-30
EP1872363A1 (en) 2008-01-02
US7885809B2 (en) 2011-02-08
EP1872363B1 (en) 2009-09-30
DE602006009495D1 (de) 2009-11-12
US20060241940A1 (en) 2006-10-26
JP4963498B2 (ja) 2012-06-27
WO2006113921A1 (en) 2006-10-26

Similar Documents

Publication Publication Date Title
ATE444550T1 (de) Quantisierung von parametern zur sprach- und audiokodierung mittels teilinformationen über atypische untersequenzen
US9875746B2 (en) Encoding device and method, decoding device and method, and program
ATE468705T1 (de) Verfahren und vorrichtung zur fehlerbehebung mittels intra-slice-resynchronisationspunkten
SG10201806824WA (en) Video encoding method and apparatus using transformation unit of variable tree structure, and video decoding method and apparatus
ES2934591T3 (es) Procedimiento de codificación sin pérdidas
DE60324025D1 (de) Verfahren und vorrichtung zur robusten prädiktiven vektorquantisierung von parametern der linearen prädiktion in variabler bitraten-kodierung
TW200746051A (en) Apparatus and method for encoding and decoding signal
ATE452402T1 (de) Unterstützung eines wechsels zwischen audiocodierer-betriebsarten
ES2559981T3 (es) Método de codificación, método de decodificación, dispositivo, programa y medio de registro
ATE482448T1 (de) Verfahren und system zur tonhöhenkontur- quantisierung bei der audiocodierung
WO2014192602A1 (ja) 符号化装置および方法、復号装置および方法、並びにプログラム
WO2019204214A3 (en) Methods, apparatus and systems for encoding and decoding of directional sound sources
NO20050284L (no) Systemer og fremgangsmater for a kode vilkarlig distribuerte trekk i et objekt
MX2014000760A (es) Almacenamiento en memoria intermedia de datos de prediccion en codificacion de video.
JP2014515833A5 (https=)
MX2014004797A (es) Método y aparato de codificación sin perdida de energia, método y aparato de codificación de audio, método y aparato de decodificación sin perdida de energia y método y aparato de decodificación de audio.
CN104036788B (zh) 音频文件的音质识别方法及装置
ATE428997T1 (de) Vorrichtung und verfahren zur mehrfachbeschreibungskodierung
CN111903144A (zh) 环境立体声空间音频的客观质量度量
EA201170559A1 (ru) Способ анализа цифрового музыкального аудиосигнала
CN111046839B (zh) 视频分割方法及装置
ATE400870T1 (de) Verfahren und system zur klassifizierung eines audiosignals
EA201890843A1 (ru) Многоуровневое кодирование сжатых представлений звука или звукового поля
ATE333101T1 (de) Verfahren zur generierung von testersteuerungen
ATE527653T1 (de) Verfahren und vorrichtung zum kodieren und dekodieren von digitalen signalen

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties