IN2014KN01222A - - Google Patents

Info

Publication number
IN2014KN01222A
IN2014KN01222A IN1222KON2014A IN2014KN01222A IN 2014KN01222 A IN2014KN01222 A IN 2014KN01222A IN 1222KON2014 A IN1222KON2014 A IN 1222KON2014A IN 2014KN01222 A IN2014KN01222 A IN 2014KN01222A
Authority
IN
India
Prior art keywords
clipping
signal
segment
encoded
audio
Prior art date
Application number
Other languages
English (en)
Inventor
Albert Heuberger
Bernd Edler
Nikolaus Rettelbach
Stefan Geyersberger
Johannes Hilpert
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of IN2014KN01222A publication Critical patent/IN2014KN01222A/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
    • 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
    • G10L19/008Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/48Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/69Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for evaluating synthetic or decoded voice signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
IN1222KON2014 2011-12-15 2012-12-14 IN2014KN01222A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161576099P 2011-12-15 2011-12-15
PCT/EP2012/075591 WO2013087861A2 (fr) 2011-12-15 2012-12-14 Appareil, procédé et programme d'ordinateur pour éviter des artéfacts d'écrêtage

Publications (1)

Publication Number Publication Date
IN2014KN01222A true IN2014KN01222A (fr) 2015-10-16

Family

ID=47471785

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1222KON2014 IN2014KN01222A (fr) 2011-12-15 2012-12-14

Country Status (13)

Country Link
US (1) US9633663B2 (fr)
EP (1) EP2791938B8 (fr)
JP (1) JP5908112B2 (fr)
KR (1) KR101594480B1 (fr)
CN (1) CN104081454B (fr)
AU (1) AU2012351565B2 (fr)
BR (1) BR112014015629B1 (fr)
CA (1) CA2858925C (fr)
ES (1) ES2565394T3 (fr)
IN (1) IN2014KN01222A (fr)
MX (1) MX349398B (fr)
RU (1) RU2586874C1 (fr)
WO (1) WO2013087861A2 (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2005299410B2 (en) 2004-10-26 2011-04-07 Dolby Laboratories Licensing Corporation Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal
TWI447709B (zh) 2010-02-11 2014-08-01 Dolby Lab Licensing Corp 用以非破壞地正常化可攜式裝置中音訊訊號響度之系統及方法
CN103325380B (zh) 2012-03-23 2017-09-12 杜比实验室特许公司 用于信号增强的增益后处理
JP6174129B2 (ja) 2012-05-18 2017-08-02 ドルビー ラボラトリーズ ライセンシング コーポレイション パラメトリックオーディオコーダに関連するリバーシブルダイナミックレンジ制御情報を維持するシステム
US10844689B1 (en) 2019-12-19 2020-11-24 Saudi Arabian Oil Company Downhole ultrasonic actuator system for mitigating lost circulation
EP2757558A1 (fr) 2013-01-18 2014-07-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Réglage du niveau de domaine temporel pour codage ou décodage de signal audio
IN2015MN01766A (fr) 2013-01-21 2015-08-28 Dolby Lab Licensing Corp
IL287218B (en) 2013-01-21 2022-07-01 Dolby Laboratories Licensing Corp Audio encoder and decoder with program loudness and boundary metada
EP2959479B1 (fr) 2013-02-21 2019-07-03 Dolby International AB Procédés d'encodage multicanal paramétrique
CN107093991B (zh) 2013-03-26 2020-10-09 杜比实验室特许公司 基于目标响度的响度归一化方法和设备
US9635417B2 (en) 2013-04-05 2017-04-25 Dolby Laboratories Licensing Corporation Acquisition, recovery, and matching of unique information from file-based media for automated file detection
TWM487509U (zh) 2013-06-19 2014-10-01 杜比實驗室特許公司 音訊處理設備及電子裝置
CN110675884B (zh) 2013-09-12 2023-08-08 杜比实验室特许公司 用于下混合音频内容的响度调整
CN109903776B (zh) 2013-09-12 2024-03-01 杜比实验室特许公司 用于各种回放环境的动态范围控制
RU2636697C1 (ru) 2013-12-02 2017-11-27 Хуавэй Текнолоджиз Ко., Лтд. Устройство и способ кодирования
CN105142067B (zh) 2014-05-26 2020-01-07 杜比实验室特许公司 音频信号响度控制
EP3518236B8 (fr) 2014-10-10 2022-05-25 Dolby Laboratories Licensing Corporation Sonie basee sur une presentation a support de transmission agnostique
US9363421B1 (en) 2015-01-12 2016-06-07 Google Inc. Correcting for artifacts in an encoder and decoder
US9679578B1 (en) * 2016-08-31 2017-06-13 Sorenson Ip Holdings, Llc Signal clipping compensation
KR102565447B1 (ko) * 2017-07-26 2023-08-08 삼성전자주식회사 청각 인지 속성에 기반하여 디지털 오디오 신호의 이득을 조정하는 전자 장치 및 방법
KR20230023306A (ko) * 2021-08-10 2023-02-17 삼성전자주식회사 컨텐츠 데이터를 기록하는 전자 장치 및 그 방법

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5765127A (en) * 1992-03-18 1998-06-09 Sony Corp High efficiency encoding method
ID22836A (id) * 1997-12-22 1999-12-09 Koninkl Philips Electronics Nv Peletakan data tambahan di dalam suatu sinyal yang diberi kode
US7423983B1 (en) * 1999-09-20 2008-09-09 Broadcom Corporation Voice and data exchange over a packet based network
US7047187B2 (en) * 2002-02-27 2006-05-16 Matsushita Electric Industrial Co., Ltd. Method and apparatus for audio error concealment using data hiding
US20060122814A1 (en) * 2004-12-03 2006-06-08 Beens Jason A Method and apparatus for digital signal processing analysis and development
WO2007098258A1 (fr) * 2006-02-24 2007-08-30 Neural Audio Corporation Système et procédé de conditionnement pour un codec audio
DE102006022346B4 (de) * 2006-05-12 2008-02-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Informationssignalcodierung
JPWO2008047795A1 (ja) * 2006-10-17 2010-02-25 パナソニック株式会社 ベクトル量子化装置、ベクトル逆量子化装置、およびこれらの方法
US8200351B2 (en) * 2007-01-05 2012-06-12 STMicroelectronics Asia PTE., Ltd. Low power downmix energy equalization in parametric stereo encoders
JP5618826B2 (ja) * 2007-06-14 2014-11-05 ヴォイスエイジ・コーポレーション Itu.t勧告g.711と相互運用可能なpcmコーデックにおいてフレーム消失を補償する装置および方法
JP4947145B2 (ja) * 2007-06-20 2012-06-06 富士通株式会社 復号装置、復号方法、及びプログラム
CN101076008B (zh) * 2007-07-17 2010-06-09 华为技术有限公司 信号的削波处理方法和设备
US20100266142A1 (en) * 2007-12-11 2010-10-21 Nxp B.V. Prevention of audio signal clipping
JP5262171B2 (ja) 2008-02-19 2013-08-14 富士通株式会社 符号化装置、符号化方法および符号化プログラム
EP4293665A3 (fr) * 2008-10-29 2024-01-10 Dolby International AB Protection d'écrêtage de signal utilisant des métadonnées de gain audio préexistantes
CN101605111B (zh) * 2009-06-25 2012-07-04 华为技术有限公司 一种削波控制的方法和装置
TWI459828B (zh) * 2010-03-08 2014-11-01 Dolby Lab Licensing Corp 在多頻道音訊中決定語音相關頻道的音量降低比例的方法及系統

Also Published As

Publication number Publication date
MX349398B (es) 2017-07-26
CA2858925A1 (fr) 2013-06-20
EP2791938A2 (fr) 2014-10-22
AU2012351565B2 (en) 2015-09-03
US20140297293A1 (en) 2014-10-02
MX2014006695A (es) 2014-07-09
CN104081454A (zh) 2014-10-01
AU2012351565A1 (en) 2014-06-26
CA2858925C (fr) 2017-02-21
WO2013087861A2 (fr) 2013-06-20
CN104081454B (zh) 2017-03-01
EP2791938B1 (fr) 2016-01-13
BR112014015629B1 (pt) 2022-03-15
KR20140091595A (ko) 2014-07-21
JP2015500514A (ja) 2015-01-05
US9633663B2 (en) 2017-04-25
KR101594480B1 (ko) 2016-02-26
JP5908112B2 (ja) 2016-04-26
EP2791938B8 (fr) 2016-05-04
ES2565394T3 (es) 2016-04-04
BR112014015629A2 (fr) 2017-08-22
WO2013087861A3 (fr) 2013-08-29
RU2586874C1 (ru) 2016-06-10

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