CN104081454B - 用于避免削波假象的设备、方法和计算机程序 - Google Patents

用于避免削波假象的设备、方法和计算机程序 Download PDF

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Publication number
CN104081454B
CN104081454B CN201280061906.3A CN201280061906A CN104081454B CN 104081454 B CN104081454 B CN 104081454B CN 201280061906 A CN201280061906 A CN 201280061906A CN 104081454 B CN104081454 B CN 104081454B
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signal
segment
clipping
encoded
audio
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CN104081454A (zh
Inventor
阿尔贝特·霍伊贝格尔
贝恩德·埃德勒
尼古劳斯·雷特尔巴赫
斯特凡·戈耶尔斯伯格
约翰内斯·希尔珀特
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Franhofer Transportation Application Research Co ltd
Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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Franhofer Transportation Application Research Co ltd
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
    • 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
    • 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)
CN201280061906.3A 2011-12-15 2012-12-14 用于避免削波假象的设备、方法和计算机程序 Active CN104081454B (zh)

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
CN104081454A CN104081454A (zh) 2014-10-01
CN104081454B true CN104081454B (zh) 2017-03-01

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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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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
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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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CN101076008A (zh) * 2007-07-17 2007-11-21 华为技术有限公司 信号的削波处理方法和设备
EP2093758A2 (en) * 2008-02-19 2009-08-26 Fujitsu Limited Device, method and computer program for encoding audio signal in the spectral domain
CN101605111A (zh) * 2009-06-25 2009-12-16 华为技术有限公司 一种削波控制的方法和装置
CN101897118A (zh) * 2007-12-11 2010-11-24 Nxp股份有限公司 防止音频信号限幅

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JP5603339B2 (ja) * 2008-10-29 2014-10-08 ドルビー インターナショナル アーベー 既存のオーディオゲインメタデータを使用した信号のクリッピングの保護
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CN101897118A (zh) * 2007-12-11 2010-11-24 Nxp股份有限公司 防止音频信号限幅
EP2093758A2 (en) * 2008-02-19 2009-08-26 Fujitsu Limited Device, method and computer program for encoding audio signal in the spectral domain
CN101605111A (zh) * 2009-06-25 2009-12-16 华为技术有限公司 一种削波控制的方法和装置

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
JP5908112B2 (ja) 2016-04-26
CA2858925C (en) 2017-02-21
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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