CA2858925C - Apparatus, method and computer program for avoiding clipping artefacts - Google Patents

Apparatus, method and computer program for avoiding clipping artefacts Download PDF

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Publication number
CA2858925C
CA2858925C CA2858925A CA2858925A CA2858925C CA 2858925 C CA2858925 C CA 2858925C CA 2858925 A CA2858925 A CA 2858925A CA 2858925 A CA2858925 A CA 2858925A CA 2858925 C CA2858925 C CA 2858925C
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Prior art keywords
segment
signal
clipping
encoded
audio
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CA2858925A
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English (en)
French (fr)
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CA2858925A1 (en
Inventor
Albert Heuberger
Bernd Edler
Nikolaus Rettelbach
Stefan Geyersberger
Johannes Hilpert
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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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
    • 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
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/69—Speech 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

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  • 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)
CA2858925A 2011-12-15 2012-12-14 Apparatus, method and computer program for avoiding clipping artefacts Active CA2858925C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161576099P 2011-12-15 2011-12-15
US61/576,099 2011-12-15
PCT/EP2012/075591 WO2013087861A2 (en) 2011-12-15 2012-12-14 Apparatus, method and computer programm for avoiding clipping artefacts

Publications (2)

Publication Number Publication Date
CA2858925A1 CA2858925A1 (en) 2013-06-20
CA2858925C true CA2858925C (en) 2017-02-21

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CA2858925A Active CA2858925C (en) 2011-12-15 2012-12-14 Apparatus, method and computer program for avoiding clipping artefacts

Country Status (13)

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

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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
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EP2757558A1 (en) * 2013-01-18 2014-07-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Time domain level adjustment for audio signal decoding or encoding
KR102660144B1 (ko) 2013-01-21 2024-04-25 돌비 레버러토리즈 라이쎈싱 코오포레이션 상이한 재생 디바이스들에 걸친 라우드니스 및 동적 범위의 최적화
KR102734239B1 (ko) 2013-01-21 2024-11-26 돌비 레버러토리즈 라이쎈싱 코오포레이션 예약된 데이터 공간에 위치된 메타데이터 컨테이너를 갖는 인코딩된 오디오 비트스트림의 디코딩
WO2014128275A1 (en) 2013-02-21 2014-08-28 Dolby International Ab Methods for parametric multi-channel encoding
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
EP2981910A1 (en) 2013-04-05 2016-02-10 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
US9521501B2 (en) 2013-09-12 2016-12-13 Dolby Laboratories Licensing Corporation Loudness adjustment for downmixed audio content
CN109979472B (zh) 2013-09-12 2023-12-15 杜比实验室特许公司 用于各种回放环境的动态范围控制
KR102023138B1 (ko) 2013-12-02 2019-09-19 후아웨이 테크놀러지 컴퍼니 리미티드 인코딩 방법 및 장치
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
EP4372746B1 (en) 2014-10-10 2025-06-25 Dolby Laboratories Licensing Corporation Transmission-agnostic presentation-based program loudness
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
EP4344220A4 (en) 2021-08-10 2024-10-16 Samsung Electronics Co., Ltd. Electronic device for recording content data and method therefor
KR20230023306A (ko) * 2021-08-10 2023-02-17 삼성전자주식회사 컨텐츠 데이터를 기록하는 전자 장치 및 그 방법
US20240388371A1 (en) * 2023-05-19 2024-11-21 Honeywell International Inc. System and method for detecting and alerting about radio communication anomalies

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KR101129153B1 (ko) * 2007-06-20 2012-03-27 후지쯔 가부시끼가이샤 복호 장치, 복호 방법, 및 컴퓨터 판독가능한 기록매체
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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
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Also Published As

Publication number Publication date
CN104081454A (zh) 2014-10-01
BR112014015629B1 (pt) 2022-03-15
RU2586874C1 (ru) 2016-06-10
JP2015500514A (ja) 2015-01-05
MX349398B (es) 2017-07-26
KR101594480B1 (ko) 2016-02-26
EP2791938B8 (en) 2016-05-04
WO2013087861A3 (en) 2013-08-29
MX2014006695A (es) 2014-07-09
AU2012351565A1 (en) 2014-06-26
CN104081454B (zh) 2017-03-01
JP5908112B2 (ja) 2016-04-26
AU2012351565B2 (en) 2015-09-03
KR20140091595A (ko) 2014-07-21
EP2791938A2 (en) 2014-10-22
US9633663B2 (en) 2017-04-25
ES2565394T3 (es) 2016-04-04
IN2014KN01222A (enExample) 2015-10-16
EP2791938B1 (en) 2016-01-13
WO2013087861A2 (en) 2013-06-20
CA2858925A1 (en) 2013-06-20
US20140297293A1 (en) 2014-10-02
BR112014015629A2 (enExample) 2017-08-22

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