PL3248190T3 - Sposób kodowania, sposób dekodowania, koder oraz dekoder sygnału audio - Google Patents

Sposób kodowania, sposób dekodowania, koder oraz dekoder sygnału audio

Info

Publication number
PL3248190T3
PL3248190T3 PL16706257T PL16706257T PL3248190T3 PL 3248190 T3 PL3248190 T3 PL 3248190T3 PL 16706257 T PL16706257 T PL 16706257T PL 16706257 T PL16706257 T PL 16706257T PL 3248190 T3 PL3248190 T3 PL 3248190T3
Authority
PL
Poland
Prior art keywords
decoder
encoder
decoding
encoding
audio signal
Prior art date
Application number
PL16706257T
Other languages
English (en)
Inventor
Maciej BARTKOWIAK
Tomasz Żernicki
Łukasz Januszkiewicz
Marcin CHRYSZCZANOWICZ
Original Assignee
Zylia Spółka Z Ograniczoną Odpowiedzialnością
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 Zylia Spółka Z Ograniczoną Odpowiedzialnością filed Critical Zylia Spółka Z Ograniczoną Odpowiedzialnością
Publication of PL3248190T3 publication Critical patent/PL3248190T3/pl

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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • 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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/087—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using mixed excitation models, e.g. MELP, MBE, split band LPC or HVXC
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/093—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using sinusoidal excitation models
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/003—Changing voice quality, e.g. pitch or formants
    • G10L21/007—Changing voice quality, e.g. pitch or formants characterised by the process used
    • G10L21/013—Adapting to target pitch
    • G10L2021/0135—Voice conversion or morphing

Landscapes

  • 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)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Data Mining & Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL16706257T 2015-01-19 2016-01-18 Sposób kodowania, sposób dekodowania, koder oraz dekoder sygnału audio PL3248190T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PL410945A PL232466B1 (pl) 2015-01-19 2015-01-19 Sposób kodowania, sposób dekodowania, koder oraz dekoder sygnału audio
EP16706257.9A EP3248190B1 (en) 2015-01-19 2016-01-18 Method of encoding, method of decoding, encoder, and decoder of an audio signal
PCT/IB2016/050222 WO2016116844A1 (en) 2015-01-19 2016-01-18 Method of encoding, method of decoding, encoder, and decoder of an audio signal

Publications (1)

Publication Number Publication Date
PL3248190T3 true PL3248190T3 (pl) 2019-09-30

Family

ID=56416492

Family Applications (2)

Application Number Title Priority Date Filing Date
PL410945A PL232466B1 (pl) 2015-01-19 2015-01-19 Sposób kodowania, sposób dekodowania, koder oraz dekoder sygnału audio
PL16706257T PL3248190T3 (pl) 2015-01-19 2016-01-18 Sposób kodowania, sposób dekodowania, koder oraz dekoder sygnału audio

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PL410945A PL232466B1 (pl) 2015-01-19 2015-01-19 Sposób kodowania, sposób dekodowania, koder oraz dekoder sygnału audio

Country Status (4)

Country Link
US (1) US10734005B2 (pl)
EP (1) EP3248190B1 (pl)
PL (2) PL232466B1 (pl)
WO (1) WO2016116844A1 (pl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017064264A1 (en) 2015-10-15 2017-04-20 Huawei Technologies Co., Ltd. Method and appratus for sinusoidal encoding and decoding
US11342933B2 (en) * 2018-12-14 2022-05-24 Advanced Micro Devices, Inc. Lossy significance compression with lossy restoration
CN113841197B (zh) * 2019-03-14 2022-12-27 博姆云360公司 具有优先级的空间感知多频带压缩系统
CN111816196A (zh) * 2020-05-30 2020-10-23 北京声连网信息科技有限公司 一种声波信息的解码方法及装置
CN120915584B (zh) * 2025-09-05 2026-02-06 杭州全程数治信息技术有限公司 一种基于智能运维平台大数据的数据采集方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4885790A (en) 1985-03-18 1989-12-05 Massachusetts Institute Of Technology Processing of acoustic waveforms
US5798693A (en) * 1995-06-07 1998-08-25 Engellenner; Thomas J. Electronic locating systems
US6266644B1 (en) * 1998-09-26 2001-07-24 Liquid Audio, Inc. Audio encoding apparatus and methods
JP4290997B2 (ja) * 2001-05-10 2009-07-08 ドルビー・ラボラトリーズ・ライセンシング・コーポレーション プレノイズの縮減による低ビットレートオーディオコーディングにおけるトランジエント効率の改善
KR20040055788A (ko) 2001-10-19 2004-06-26 코닌클리케 필립스 일렉트로닉스 엔.브이. 정현파 모델 파라미터들의 주파수 차동 인코딩
AU2003274617A1 (en) 2002-11-29 2004-06-23 Koninklijke Philips Electronics N.V. Audio coding
EP1649453B1 (en) 2003-07-18 2009-03-11 Koninklijke Philips Electronics N.V. Low bit-rate audio encoding
US7596494B2 (en) * 2003-11-26 2009-09-29 Microsoft Corporation Method and apparatus for high resolution speech reconstruction
US7536299B2 (en) * 2005-12-19 2009-05-19 Dolby Laboratories Licensing Corporation Correlating and decorrelating transforms for multiple description coding systems
KR101425354B1 (ko) 2007-08-28 2014-08-06 삼성전자주식회사 오디오 신호의 연속 정현파 신호를 인코딩하는 방법 및장치와 디코딩 방법 및 장치
EP2083417B1 (en) * 2008-01-25 2015-07-29 Yamaha Corporation Sound processing device and program
US9111525B1 (en) * 2008-02-14 2015-08-18 Foundation for Research and Technology—Hellas (FORTH) Institute of Computer Science (ICS) Apparatuses, methods and systems for audio processing and transmission

Also Published As

Publication number Publication date
EP3248190A1 (en) 2017-11-29
EP3248190B1 (en) 2019-03-13
WO2016116844A1 (en) 2016-07-28
US10734005B2 (en) 2020-08-04
US20180018978A1 (en) 2018-01-18
PL410945A1 (pl) 2016-08-01
PL232466B1 (pl) 2019-06-28

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