CN110176241B - 信号编码方法和设备以及信号解码方法和设备 - Google Patents

信号编码方法和设备以及信号解码方法和设备 Download PDF

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Publication number
CN110176241B
CN110176241B CN201910495957.0A CN201910495957A CN110176241B CN 110176241 B CN110176241 B CN 110176241B CN 201910495957 A CN201910495957 A CN 201910495957A CN 110176241 B CN110176241 B CN 110176241B
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encoding
frequency band
spectral components
spectrum
information
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CN110176241A (zh
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成昊相
康斯坦丁·奥斯波夫
吕毅
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Samsung Electronics Co Ltd
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Samsung Electronics Co Ltd
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Priority claimed from PCT/KR2015/001668 external-priority patent/WO2015122752A1/ko
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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
    • G10L19/02—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
    • G10L19/0212—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 using orthogonal transformation
    • 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
    • G10L19/002—Dynamic bit allocation
    • 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
    • G10L19/04—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 predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding

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  • 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)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN201910495957.0A 2014-02-17 2015-02-17 信号编码方法和设备以及信号解码方法和设备 Active CN110176241B (zh)

Priority Applications (1)

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CN201910495957.0A CN110176241B (zh) 2014-02-17 2015-02-17 信号编码方法和设备以及信号解码方法和设备

Applications Claiming Priority (5)

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US201461940798P 2014-02-17 2014-02-17
US61/940,798 2014-02-17
CN201580020096.0A CN106233112B (zh) 2014-02-17 2015-02-17 信号编码方法和设备以及信号解码方法和设备
CN201910495957.0A CN110176241B (zh) 2014-02-17 2015-02-17 信号编码方法和设备以及信号解码方法和设备
PCT/KR2015/001668 WO2015122752A1 (ko) 2014-02-17 2015-02-17 신호 부호화방법 및 장치와 신호 복호화방법 및 장치

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EP (1) EP3109611A4 (enExample)
JP (1) JP6633547B2 (enExample)
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CN110867190B (zh) 2013-09-16 2023-10-13 三星电子株式会社 信号编码方法和装置以及信号解码方法和装置
CN110176241B (zh) * 2014-02-17 2023-10-31 三星电子株式会社 信号编码方法和设备以及信号解码方法和设备
KR20170037970A (ko) 2014-07-28 2017-04-05 삼성전자주식회사 신호 부호화방법 및 장치와 신호 복호화방법 및 장치
WO2019091576A1 (en) * 2017-11-10 2019-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoders, audio decoders, methods and computer programs adapting an encoding and decoding of least significant bits
CN111971902B (zh) * 2018-04-13 2024-03-29 日本电信电话株式会社 编码装置、解码装置、编码方法、解码方法、程序及记录介质
WO2020253941A1 (en) 2019-06-17 2020-12-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder with a signal-dependent number and precision control, audio decoder, and related methods and computer programs
KR102857969B1 (ko) * 2019-06-17 2025-09-10 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 신호의존적 수 및 정밀도 제어가 가능한 오디오 인코더, 오디오 디코더 및 관련 방법 및 컴퓨터 프로그램
CN110992963B (zh) 2019-12-10 2023-09-29 腾讯科技（深圳）有限公司 网络通话方法、装置、计算机设备及存储介质
CN118296297B (zh) * 2024-03-27 2025-01-07 上海交通大学 一种针对冲击信号的解耦方法和系统

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CN101836251A (zh) * 2007-10-22 2010-09-15 高通股份有限公司 使用mdct频谱的组合编码的可缩放的语音和音频编码
WO2013048171A2 (ko) * 2011-09-28 2013-04-04 엘지전자 주식회사 음성 신호 부호화 방법 및 음성 신호 복호화 방법 그리고 이를 이용하는 장치
WO2013062392A1 (ko) * 2011-10-27 2013-05-02 엘지전자 주식회사 음성 신호 부호화 방법 및 복호화 방법과 이를 이용하는 장치

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US6847684B1 (en) * 2000-06-01 2005-01-25 Hewlett-Packard Development Company, L.P. Zero-block encoding
ATE320651T1 (de) * 2001-05-08 2006-04-15 Koninkl Philips Electronics Nv Kodieren eines audiosignals
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ATE518224T1 (de) 2008-01-04 2011-08-15 Dolby Int Ab Audiokodierer und -dekodierer
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WO2013002623A2 (ko) * 2011-06-30 2013-01-03 삼성전자 주식회사 대역폭 확장신호 생성장치 및 방법
TWI591620B (zh) * 2012-03-21 2017-07-11 三星電子股份有限公司 產生高頻雜訊的方法
CN110176241B (zh) * 2014-02-17 2023-10-31 三星电子株式会社 信号编码方法和设备以及信号解码方法和设备
KR20170037970A (ko) * 2014-07-28 2017-04-05 삼성전자주식회사 신호 부호화방법 및 장치와 신호 복호화방법 및 장치

Patent Citations (4)

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Publication number Priority date Publication date Assignee Title
EP0628195A1 (en) * 1992-01-17 1994-12-14 The Massachusetts Institute Of Technology Method and apparatus for encoding, decoding and compression of audio-type data
CN101836251A (zh) * 2007-10-22 2010-09-15 高通股份有限公司 使用mdct频谱的组合编码的可缩放的语音和音频编码
WO2013048171A2 (ko) * 2011-09-28 2013-04-04 엘지전자 주식회사 음성 신호 부호화 방법 및 음성 신호 복호화 방법 그리고 이를 이용하는 장치
WO2013062392A1 (ko) * 2011-10-27 2013-05-02 엘지전자 주식회사 음성 신호 부호화 방법 및 복호화 방법과 이를 이용하는 장치

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Publication number Publication date
KR20220051028A (ko) 2022-04-25
JP6633547B2 (ja) 2020-01-22
KR20160122160A (ko) 2016-10-21
KR102837715B1 (ko) 2025-07-22
CN106233112A (zh) 2016-12-14
EP3109611A4 (en) 2017-08-30
CN110176241A (zh) 2019-08-27
CN106233112B (zh) 2019-06-28
KR20240008413A (ko) 2024-01-18
KR102386738B1 (ko) 2022-04-14
EP3109611A1 (en) 2016-12-28
JP2017506771A (ja) 2017-03-09
KR102625143B1 (ko) 2024-01-15

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