PL3268960T3 - Koder audio, dekoder audio, sposób kodowania sygnału audio i sposób dekodowania zakodowanego sygnału audio - Google Patents

Koder audio, dekoder audio, sposób kodowania sygnału audio i sposób dekodowania zakodowanego sygnału audio

Info

Publication number
PL3268960T3
PL3268960T3 PL16709331T PL16709331T PL3268960T3 PL 3268960 T3 PL3268960 T3 PL 3268960T3 PL 16709331 T PL16709331 T PL 16709331T PL 16709331 T PL16709331 T PL 16709331T PL 3268960 T3 PL3268960 T3 PL 3268960T3
Authority
PL
Poland
Prior art keywords
audio
audio signal
decoding
encoding
encoder
Prior art date
Application number
PL16709331T
Other languages
English (en)
Inventor
Bernd Edler
Christian Helmrich
Max Neuendorf
Benjamin SCHUBERT
Original Assignee
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
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-Gesellschaft zur Förderung der angewandten Forschung e.V. filed Critical Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
Publication of PL3268960T3 publication Critical patent/PL3268960T3/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
    • G10L19/04—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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • 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
    • 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
    • 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
    • G10L19/04—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
    • G10L19/26—Pre-filtering or post-filtering
    • 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
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/12—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being prediction coefficients
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/547—Motion estimation performed in a transform domain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/635—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by filter definition or implementation details

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL16709331T 2015-03-09 2016-03-07 Koder audio, dekoder audio, sposób kodowania sygnału audio i sposób dekodowania zakodowanego sygnału audio PL3268960T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP15158253 2015-03-09
PCT/EP2015/063658 WO2016142002A1 (en) 2015-03-09 2015-06-17 Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal
EP16709331.9A EP3268960B1 (en) 2015-03-09 2016-03-07 Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal
PCT/EP2016/054831 WO2016142357A1 (en) 2015-03-09 2016-03-07 Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal

Publications (1)

Publication Number Publication Date
PL3268960T3 true PL3268960T3 (pl) 2021-01-11

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
PL16709331T PL3268960T3 (pl) 2015-03-09 2016-03-07 Koder audio, dekoder audio, sposób kodowania sygnału audio i sposób dekodowania zakodowanego sygnału audio
PL18170157.4T PL3373298T3 (pl) 2015-03-09 2016-03-07 Enkoder audio, dekoder audio, sposób enkodowania sygnału audio i sposób dekodowania enkodowanego sygnału audio

Family Applications After (1)

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PL18170157.4T PL3373298T3 (pl) 2015-03-09 2016-03-07 Enkoder audio, dekoder audio, sposób enkodowania sygnału audio i sposób dekodowania enkodowanego sygnału audio

Country Status (19)

Country Link
US (3) US10600428B2 (pl)
EP (3) EP3373298B1 (pl)
JP (4) JP6666356B2 (pl)
KR (1) KR102151728B1 (pl)
CN (3) CN114067812B (pl)
AR (6) AR103890A1 (pl)
AU (5) AU2016231220B2 (pl)
BR (1) BR112017019185B1 (pl)
CA (1) CA2978815C (pl)
ES (2) ES2972504T3 (pl)
MX (1) MX365267B (pl)
MY (1) MY181486A (pl)
PL (2) PL3268960T3 (pl)
PT (1) PT3268960T (pl)
RU (1) RU2707151C2 (pl)
SG (1) SG11201707349WA (pl)
TW (1) TWI613644B (pl)
WO (2) WO2016142002A1 (pl)
ZA (6) ZA201706604B (pl)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016142002A1 (en) * 2015-03-09 2016-09-15 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal
EP3483879A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Analysis/synthesis windowing function for modulated lapped transformation
EP3483886A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Selecting pitch lag
EP3483883A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio coding and decoding with selective postfiltering
EP3483878A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio decoder supporting a set of different loss concealment tools
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
EP3483884A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Signal filtering
EP3483882A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Controlling bandwidth in encoders and/or decoders
TW202546816A (zh) 2018-01-26 2025-12-01 瑞典商都比國際公司 用於執行一音訊信號之高頻重建之方法、音訊處理單元及非暫時性電腦可讀媒體
WO2020094263A1 (en) 2018-11-05 2020-05-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and audio signal processor, for providing a processed audio signal representation, audio decoder, audio encoder, methods and computer programs
CN109473116B (zh) * 2018-12-12 2021-07-20 思必驰科技股份有限公司 语音编码方法、语音解码方法及装置
WO2021104623A1 (en) 2019-11-27 2021-06-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder, decoder, encoding method and decoding method for frequency domain long-term prediction of tonal signals for audio coding
CN115376527B (zh) * 2021-05-17 2026-04-07 华为技术有限公司 三维音频信号编码方法、装置和编码器

Family Cites Families (273)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH572650A5 (pl) * 1972-12-21 1976-02-13 Gretag Ag
JPS6031198A (ja) * 1983-07-29 1985-02-16 松下電器産業株式会社 予測残差信号符号化方法
US4885790A (en) * 1985-03-18 1989-12-05 Massachusetts Institute Of Technology Processing of acoustic waveforms
JPS62234435A (ja) 1986-04-04 1987-10-14 Kokusai Denshin Denwa Co Ltd <Kdd> 符号化音声の復号化方式
US6289308B1 (en) 1990-06-01 2001-09-11 U.S. Philips Corporation Encoded wideband digital transmission signal and record carrier recorded with such a signal
US5235670A (en) * 1990-10-03 1993-08-10 Interdigital Patents Corporation Multiple impulse excitation speech encoder and decoder
US6006174A (en) * 1990-10-03 1999-12-21 Interdigital Technology Coporation Multiple impulse excitation speech encoder and decoder
JP3465697B2 (ja) 1993-05-31 2003-11-10 ソニー株式会社 信号記録媒体
JP3336617B2 (ja) 1993-05-31 2002-10-21 ソニー株式会社 信号符号化又は復号化装置，及び信号符号化又は復号化方法，並びに記録媒体
TW272341B (pl) 1993-07-16 1996-03-11 Sony Co Ltd
GB2281680B (en) 1993-08-27 1998-08-26 Motorola Inc A voice activity detector for an echo suppressor and an echo suppressor
BE1007617A3 (nl) 1993-10-11 1995-08-22 Philips Electronics Nv Transmissiesysteem met gebruik van verschillende codeerprincipes.
US5502713A (en) 1993-12-07 1996-03-26 Telefonaktiebolaget Lm Ericsson Soft error concealment in a TDMA radio system
JPH07336231A (ja) 1994-06-13 1995-12-22 Sony Corp 信号符号化方法及び装置、信号復号化方法及び装置、並びに記録媒体
US5787387A (en) * 1994-07-11 1998-07-28 Voxware, Inc. Harmonic adaptive speech coding method and system
EP0732687B2 (en) 1995-03-13 2005-10-12 Matsushita Electric Industrial Co., Ltd. Apparatus for expanding speech bandwidth
WO1996032710A1 (en) 1995-04-10 1996-10-17 Corporate Computer Systems, Inc. System for compression and decompression of audio signals for digital transmission
JP3747492B2 (ja) 1995-06-20 2006-02-22 ソニー株式会社 音声信号の再生方法及び再生装置
JP3680374B2 (ja) * 1995-09-28 2005-08-10 ソニー株式会社 音声合成方法
US5781888A (en) * 1996-01-16 1998-07-14 Lucent Technologies Inc. Perceptual noise shaping in the time domain via LPC prediction in the frequency domain
JP3246715B2 (ja) 1996-07-01 2002-01-15 松下電器産業株式会社 オーディオ信号圧縮方法，およびオーディオ信号圧縮装置
JP2891193B2 (ja) * 1996-08-16 1999-05-17 日本電気株式会社 広帯域音声スペクトル係数量子化装置
JPH10124088A (ja) 1996-10-24 1998-05-15 Sony Corp 音声帯域幅拡張装置及び方法
US6161089A (en) * 1997-03-14 2000-12-12 Digital Voice Systems, Inc. Multi-subframe quantization of spectral parameters
SE512719C2 (sv) 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
DE19730130C2 (de) 1997-07-14 2002-02-28 Fraunhofer Ges Forschung Verfahren zum Codieren eines Audiosignals
DE19747132C2 (de) 1997-10-24 2002-11-28 Fraunhofer Ges Forschung Verfahren und Vorrichtungen zum Codieren von Audiosignalen sowie Verfahren und Vorrichtungen zum Decodieren eines Bitstroms
US6301265B1 (en) * 1998-08-14 2001-10-09 Motorola, Inc. Adaptive rate system and method for network communications
US6061555A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for ensuring reception of a communications signal
US6400310B1 (en) 1998-10-22 2002-06-04 Washington University Method and apparatus for a tunable high-resolution spectral estimator
SE9903553D0 (sv) 1999-01-27 1999-10-01 Lars Liljeryd Enhancing percepptual performance of SBR and related coding methods by adaptive noise addition (ANA) and noise substitution limiting (NSL)
JP3762579B2 (ja) 1999-08-05 2006-04-05 株式会社リコー デジタル音響信号符号化装置、デジタル音響信号符号化方法及びデジタル音響信号符号化プログラムを記録した媒体
US6782360B1 (en) * 1999-09-22 2004-08-24 Mindspeed Technologies, Inc. Gain quantization for a CELP speech coder
US6636829B1 (en) * 1999-09-22 2003-10-21 Mindspeed Technologies, Inc. Speech communication system and method for handling lost frames
KR100675309B1 (ko) 1999-11-16 2007-01-29 코닌클리케 필립스 일렉트로닉스 엔.브이. 광대역 오디오 송신 시스템, 송신기, 수신기, 코딩 디바이스, 디코딩 디바이스와, 송신 시스템에서 사용하기 위한 코딩 방법 및 디코딩 방법
SE0001926D0 (sv) 2000-05-23 2000-05-23 Lars Liljeryd Improved spectral translation/folding in the subband domain
US7395211B2 (en) 2000-08-16 2008-07-01 Dolby Laboratories Licensing Corporation Modulating one or more parameters of an audio or video perceptual coding system in response to supplemental information
US7003467B1 (en) 2000-10-06 2006-02-21 Digital Theater Systems, Inc. Method of decoding two-channel matrix encoded audio to reconstruct multichannel audio
JP2002162998A (ja) * 2000-11-28 2002-06-07 Fujitsu Ltd パケット修復処理を伴なう音声符号化方法
US20020128839A1 (en) 2001-01-12 2002-09-12 Ulf Lindgren Speech bandwidth extension
US20040054525A1 (en) 2001-01-22 2004-03-18 Hiroshi Sekiguchi Encoding method and decoding method for digital voice data
JP2002268693A (ja) 2001-03-12 2002-09-20 Mitsubishi Electric Corp オーディオ符号化装置
SE522553C2 (sv) 2001-04-23 2004-02-17 Ericsson Telefon Ab L M Bandbreddsutsträckning av akustiska signaler
US6934676B2 (en) 2001-05-11 2005-08-23 Nokia Mobile Phones Ltd. Method and system for inter-channel signal redundancy removal in perceptual audio coding
AU2002318813B2 (en) 2001-07-13 2004-04-29 Matsushita Electric Industrial Co., Ltd. Audio signal decoding device and audio signal encoding device
JP2003108197A (ja) 2001-07-13 2003-04-11 Matsushita Electric Ind Co Ltd オーディオ信号復号化装置およびオーディオ信号符号化装置
EP1304885A3 (de) * 2001-09-14 2005-04-20 Siemens Aktiengesellschaft Verfahren und Computerprogrammprodukt zur Codierung und Decodierung von Videosignalen
CN1288626C (zh) 2001-10-25 2006-12-06 皇家飞利浦电子股份有限公司 利用减少的带宽在传输通道上传输宽带音频信号的方法
JP3923783B2 (ja) 2001-11-02 2007-06-06 松下電器産業株式会社 符号化装置及び復号化装置
JP4308229B2 (ja) 2001-11-14 2009-08-05 パナソニック株式会社 符号化装置および復号化装置
WO2003046891A1 (en) 2001-11-29 2003-06-05 Coding Technologies Ab Methods for improving high frequency reconstruction
US7240001B2 (en) 2001-12-14 2007-07-03 Microsoft Corporation Quality improvement techniques in an audio encoder
US7146313B2 (en) 2001-12-14 2006-12-05 Microsoft Corporation Techniques for measurement of perceptual audio quality
US6934677B2 (en) 2001-12-14 2005-08-23 Microsoft Corporation Quantization matrices based on critical band pattern information for digital audio wherein quantization bands differ from critical bands
US7206740B2 (en) 2002-01-04 2007-04-17 Broadcom Corporation Efficient excitation quantization in noise feedback coding with general noise shaping
WO2003065353A1 (en) 2002-01-30 2003-08-07 Matsushita Electric Industrial Co., Ltd. Audio encoding and decoding device and methods thereof
KR101016251B1 (ko) 2002-04-10 2011-02-25 코닌클리케 필립스 일렉트로닉스 엔.브이. 스테레오 신호의 코딩
KR20040101457A (ko) * 2002-04-12 2004-12-02 아치 스페셜티 케미칼즈, 인코포레이티드 액체 화학 물질 공급을 원격으로 모니터링 하는 시스템
US20030220800A1 (en) 2002-05-21 2003-11-27 Budnikov Dmitry N. Coding multichannel audio signals
US7447631B2 (en) 2002-06-17 2008-11-04 Dolby Laboratories Licensing Corporation Audio coding system using spectral hole filling
KR20050026928A (ko) 2002-06-12 2005-03-16 이큐테크 에이피에스 룸 스피커로부터의 사운드를 디지털 등화하는 방법 및 그용도
KR100462615B1 (ko) 2002-07-11 2004-12-20 삼성전자주식회사 적은 계산량으로 고주파수 성분을 복원하는 오디오 디코딩방법 및 장치
US7299190B2 (en) 2002-09-04 2007-11-20 Microsoft Corporation Quantization and inverse quantization for audio
DK1400954T3 (da) 2002-09-04 2008-03-31 Microsoft Corp Entropi-kodning ved tilpasning af kodning mellem niveau- og runlængde/niveau-moduser
US7502743B2 (en) 2002-09-04 2009-03-10 Microsoft Corporation Multi-channel audio encoding and decoding with multi-channel transform selection
US7634399B2 (en) * 2003-01-30 2009-12-15 Digital Voice Systems, Inc. Voice transcoder
US7318027B2 (en) 2003-02-06 2008-01-08 Dolby Laboratories Licensing Corporation Conversion of synthesized spectral components for encoding and low-complexity transcoding
RU2244386C2 (ru) 2003-03-28 2005-01-10 Корпорация "Самсунг Электроникс" Способ восстановления высокочастотной составляющей аудиосигнала и устройство для его реализации
EP1618763B1 (en) 2003-04-17 2007-02-28 Koninklijke Philips Electronics N.V. Audio signal synthesis
EP1475144A2 (de) * 2003-05-09 2004-11-10 Pfaudler Werke GmbH Stromstörer für einen Rührkessel, aufweisend mindestens ein Stromstörelement
US20050004793A1 (en) 2003-07-03 2005-01-06 Pasi Ojala Signal adaptation for higher band coding in a codec utilizing band split coding
US7688894B2 (en) * 2003-09-07 2010-03-30 Microsoft Corporation Scan patterns for interlaced video content
CN1839426A (zh) * 2003-09-17 2006-09-27 北京阜国数字技术有限公司 多分辨率矢量量化的音频编解码方法及装置
DE10345996A1 (de) 2003-10-02 2005-04-28 Fraunhofer Ges Forschung Vorrichtung und Verfahren zum Verarbeiten von wenigstens zwei Eingangswerten
US7447317B2 (en) 2003-10-02 2008-11-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V Compatible multi-channel coding/decoding by weighting the downmix channel
DE10345995B4 (de) 2003-10-02 2005-07-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Verarbeiten eines Signals mit einer Sequenz von diskreten Werten
US7356748B2 (en) * 2003-12-19 2008-04-08 Telefonaktiebolaget Lm Ericsson (Publ) Partial spectral loss concealment in transform codecs
US7460990B2 (en) 2004-01-23 2008-12-02 Microsoft Corporation Efficient coding of digital media spectral data using wide-sense perceptual similarity
DE102004007191B3 (de) 2004-02-13 2005-09-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierung
DE102004007200B3 (de) 2004-02-13 2005-08-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierung
CA2457988A1 (en) 2004-02-18 2005-08-18 Voiceage Corporation Methods and devices for audio compression based on acelp/tcx coding and multi-rate lattice vector quantization
CA2992065C (en) 2004-03-01 2018-11-20 Dolby Laboratories Licensing Corporation Reconstructing audio signals with multiple decorrelation techniques
US7739119B2 (en) 2004-03-02 2010-06-15 Ittiam Systems (P) Ltd. Technique for implementing Huffman decoding
US7392195B2 (en) 2004-03-25 2008-06-24 Dts, Inc. Lossless multi-channel audio codec
CN1677493A (zh) 2004-04-01 2005-10-05 北京宫羽数字技术有限责任公司 一种增强音频编解码装置及方法
CN1677491A (zh) 2004-04-01 2005-10-05 北京宫羽数字技术有限责任公司 一种增强音频编解码装置及方法
US7668711B2 (en) 2004-04-23 2010-02-23 Panasonic Corporation Coding equipment
JP4546464B2 (ja) 2004-04-27 2010-09-15 パナソニック株式会社 スケーラブル符号化装置、スケーラブル復号化装置、およびこれらの方法
DE102004021403A1 (de) 2004-04-30 2005-11-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Informationssignalverarbeitung durch Modifikation in der Spektral-/Modulationsspektralbereichsdarstellung
WO2005112001A1 (ja) 2004-05-19 2005-11-24 Matsushita Electric Industrial Co., Ltd. 符号化装置、復号化装置、およびこれらの方法
US7649988B2 (en) 2004-06-15 2010-01-19 Acoustic Technologies, Inc. Comfort noise generator using modified Doblinger noise estimate
KR101120911B1 (ko) 2004-07-02 2012-02-27 파나소닉 주식회사 음성신호 복호화 장치 및 음성신호 부호화 장치
US7465389B2 (en) 2004-07-09 2008-12-16 Exxonmobil Research And Engineering Company Production of extra-heavy lube oils from Fischer-Tropsch wax
US6963405B1 (en) 2004-07-19 2005-11-08 Itt Manufacturing Enterprises, Inc. Laser counter-measure using fourier transform imaging spectrometers
KR100608062B1 (ko) 2004-08-04 2006-08-02 삼성전자주식회사 오디오 데이터의 고주파수 복원 방법 및 그 장치
TWI497485B (zh) 2004-08-25 2015-08-21 Dolby Lab Licensing Corp 用以重塑經合成輸出音訊信號之時域包絡以更接近輸入音訊信號之時域包絡的方法
RU2500043C2 (ru) 2004-11-05 2013-11-27 Панасоник Корпорэйшн Кодер, декодер, способ кодирования и способ декодирования
KR100721537B1 (ko) 2004-12-08 2007-05-23 한국전자통신연구원 광대역 음성 부호화기의 고대역 음성 부호화 장치 및 그방법
CN101076853B (zh) 2004-12-10 2010-10-13 松下电器产业株式会社 宽带编码装置、宽带线谱对预测装置、频带可扩展编码装置以及宽带编码方法
TWI277013B (en) * 2005-02-01 2007-03-21 Ind Tech Res Inst Method for reducing buffered-frame memory sizes and accesses in a video codec
US20070147518A1 (en) 2005-02-18 2007-06-28 Bruno Bessette Methods and devices for low-frequency emphasis during audio compression based on ACELP/TCX
US8155965B2 (en) * 2005-03-11 2012-04-10 Qualcomm Incorporated Time warping frames inside the vocoder by modifying the residual
UA95776C2 (ru) 2005-04-01 2011-09-12 Квелкомм Инкорпорейтед Система, способ и устройство генерирования возбуждения в диапазоне высоких частот
RU2386179C2 (ru) 2005-04-01 2010-04-10 Квэлкомм Инкорпорейтед Способ и устройство для кодирования речевых сигналов с расщеплением полосы
US7885809B2 (en) * 2005-04-20 2011-02-08 Ntt Docomo, Inc. Quantization of speech and audio coding parameters using partial information on atypical subsequences
TWI324336B (en) 2005-04-22 2010-05-01 Qualcomm Inc Method of signal processing and apparatus for gain factor smoothing
US7698143B2 (en) 2005-05-17 2010-04-13 Mitsubishi Electric Research Laboratories, Inc. Constructing broad-band acoustic signals from lower-band acoustic signals
JP2006323037A (ja) 2005-05-18 2006-11-30 Matsushita Electric Ind Co Ltd オーディオ信号復号化装置
WO2006134992A1 (ja) 2005-06-17 2006-12-21 Matsushita Electric Industrial Co., Ltd. ポストフィルタ、復号化装置及びポストフィルタ処理方法
JP2009500657A (ja) 2005-06-30 2009-01-08 エルジー エレクトロニクス インコーポレイティド オーディオ信号をエンコーディング及びデコーディングするための装置とその方法
US8180631B2 (en) 2005-07-11 2012-05-15 Lg Electronics Inc. Apparatus and method of processing an audio signal, utilizing a unique offset associated with each coded-coefficient
KR100803205B1 (ko) 2005-07-15 2008-02-14 삼성전자주식회사 저비트율 오디오 신호 부호화/복호화 방법 및 장치
US7539612B2 (en) 2005-07-15 2009-05-26 Microsoft Corporation Coding and decoding scale factor information
US7599840B2 (en) * 2005-07-15 2009-10-06 Microsoft Corporation Selectively using multiple entropy models in adaptive coding and decoding
US7693709B2 (en) * 2005-07-15 2010-04-06 Microsoft Corporation Reordering coefficients for waveform coding or decoding
US7684981B2 (en) * 2005-07-15 2010-03-23 Microsoft Corporation Prediction of spectral coefficients in waveform coding and decoding
JP4640020B2 (ja) 2005-07-29 2011-03-02 ソニー株式会社 音声符号化装置及び方法、並びに音声復号装置及び方法
CN100539437C (zh) 2005-07-29 2009-09-09 上海杰得微电子有限公司 一种音频编解码器的实现方法
ATE453908T1 (de) 2005-08-30 2010-01-15 Lg Electronics Inc Vorrichtung und verfahren zur dekodierung eines audiosignals
US7974713B2 (en) 2005-10-12 2011-07-05 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Temporal and spatial shaping of multi-channel audio signals
KR100866885B1 (ko) 2005-10-20 2008-11-04 엘지전자 주식회사 멀티채널 오디오 신호의 부호화 및 복호화 방법과 그 장치
US7720677B2 (en) 2005-11-03 2010-05-18 Coding Technologies Ab Time warped modified transform coding of audio signals
KR100717058B1 (ko) 2005-11-28 2007-05-14 삼성전자주식회사 고주파 성분 복원 방법 및 그 장치
US8255207B2 (en) 2005-12-28 2012-08-28 Voiceage Corporation Method and device for efficient frame erasure concealment in speech codecs
EP1852849A1 (en) * 2006-05-05 2007-11-07 Deutsche Thomson-Brandt Gmbh Method and apparatus for lossless encoding of a source signal, using a lossy encoded data stream and a lossless extension data stream
KR20070115637A (ko) 2006-06-03 2007-12-06 삼성전자주식회사 대역폭 확장 부호화 및 복호화 방법 및 장치
US8135047B2 (en) 2006-07-31 2012-03-13 Qualcomm Incorporated Systems and methods for including an identifier with a packet associated with a speech signal
US8260609B2 (en) 2006-07-31 2012-09-04 Qualcomm Incorporated Systems, methods, and apparatus for wideband encoding and decoding of inactive frames
JP2010503881A (ja) 2006-09-13 2010-02-04 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 音声・音響送信器及び受信器のための方法及び装置
HUE068022T2 (hu) 2006-10-25 2024-12-28 Fraunhofer Ges Forschung Eljárás audiójel feldolgozására
CN101502122B (zh) 2006-11-28 2011-06-01 松下电器产业株式会社 编码装置及编码方法
KR101365445B1 (ko) * 2007-01-03 2014-02-19 삼성전자주식회사 전역 및 국부 움직임 보상을 순차적으로 이용하는 움직임보상 방법, 복호화 방법, 장치, 인코더 및 디코더
JP5455647B2 (ja) 2007-01-10 2014-03-26 コーニンクレッカ フィリップス エヌ ヴェ オーディオデコーダ
EP2115743A1 (en) 2007-02-26 2009-11-11 QUALCOMM Incorporated Systems, methods, and apparatus for signal separation
JP5294713B2 (ja) 2007-03-02 2013-09-18 パナソニック株式会社 符号化装置、復号装置およびそれらの方法
DE102007018484B4 (de) * 2007-03-20 2009-06-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Senden einer Folge von Datenpaketen und Decodierer und Vorrichtung zum Decodieren einer Folge von Datenpaketen
KR101355376B1 (ko) 2007-04-30 2014-01-23 삼성전자주식회사 고주파수 영역 부호화 및 복호화 방법 및 장치
KR101411900B1 (ko) 2007-05-08 2014-06-26 삼성전자주식회사 오디오 신호의 부호화 및 복호화 방법 및 장치
CN101067931B (zh) 2007-05-10 2011-04-20 芯晟(北京)科技有限公司 一种高效可配置的频域参数立体声及多声道编解码方法与系统
CN101681625B (zh) 2007-06-08 2012-11-07 杜比实验室特许公司 用于从两个输入的音频信号获得两个环绕声音频通道的方法和设备
US9653088B2 (en) * 2007-06-13 2017-05-16 Qualcomm Incorporated Systems, methods, and apparatus for signal encoding using pitch-regularizing and non-pitch-regularizing coding
US7774205B2 (en) * 2007-06-15 2010-08-10 Microsoft Corporation Coding of sparse digital media spectral data
US7761290B2 (en) * 2007-06-15 2010-07-20 Microsoft Corporation Flexible frequency and time partitioning in perceptual transform coding of audio
CN101325059B (zh) 2007-06-15 2011-12-21 华为技术有限公司 语音编解码收发方法及装置
US7885819B2 (en) 2007-06-29 2011-02-08 Microsoft Corporation Bitstream syntax for multi-process audio decoding
US8428957B2 (en) 2007-08-24 2013-04-23 Qualcomm Incorporated Spectral noise shaping in audio coding based on spectral dynamics in frequency sub-bands
ES2858423T3 (es) 2007-08-27 2021-09-30 Ericsson Telefon Ab L M Método y dispositivo para el llenado de huecos espectrales
EP2571024B1 (en) 2007-08-27 2014-10-22 Telefonaktiebolaget L M Ericsson AB (Publ) Adaptive transition frequency between noise fill and bandwidth extension
US8527265B2 (en) 2007-10-22 2013-09-03 Qualcomm Incorporated Low-complexity encoding/decoding of quantized MDCT spectrum in scalable speech and audio codecs
WO2009056027A1 (en) 2007-11-02 2009-05-07 Huawei Technologies Co., Ltd. An audio decoding method and device
US8515767B2 (en) * 2007-11-04 2013-08-20 Qualcomm Incorporated Technique for encoding/decoding of codebook indices for quantized MDCT spectrum in scalable speech and audio codecs
JP2011504249A (ja) 2007-11-21 2011-02-03 エルジー エレクトロニクス インコーポレイティド 信号処理方法及び装置
US8688441B2 (en) 2007-11-29 2014-04-01 Motorola Mobility Llc Method and apparatus to facilitate provision and use of an energy value to determine a spectral envelope shape for out-of-signal bandwidth content
CA2711047C (en) 2007-12-31 2015-08-04 Lg Electronics Inc. A method and an apparatus for processing an audio signal
EP2077551B1 (en) 2008-01-04 2011-03-02 Dolby Sweden AB Audio encoder and decoder
US20090180531A1 (en) 2008-01-07 2009-07-16 Radlive Ltd. codec with plc capabilities
KR101413967B1 (ko) 2008-01-29 2014-07-01 삼성전자주식회사 오디오 신호의 부호화 방법 및 복호화 방법, 및 그에 대한 기록 매체, 오디오 신호의 부호화 장치 및 복호화 장치
ES2401817T3 (es) 2008-01-31 2013-04-24 Agency For Science, Technology And Research Procedimiento y dispositivo de distribución/truncado de la velocidad de transmisión de bits para codificación de audio escalable
US8391498B2 (en) 2008-02-14 2013-03-05 Dolby Laboratories Licensing Corporation Stereophonic widening
MX2010009571A (es) * 2008-03-03 2011-05-30 Lg Electronics Inc Metodo y aparato para el procesamiento de señales de audio.
ES2753899T3 (es) 2008-03-04 2020-04-14 Fraunhofer Ges Forschung Mezclado de trenes de datos de entrada y generación de un tren de datos de salida a partir de los mismos
RU2470385C2 (ru) 2008-03-05 2012-12-20 Войсэйдж Корпорейшн Система и способ улучшения декодированного тонального звукового сигнала
CN101335000B (zh) * 2008-03-26 2010-04-21 华为技术有限公司 编码的方法及装置
CN101552005A (zh) * 2008-04-03 2009-10-07 华为技术有限公司 编码方法、解码方法、系统及装置
US8930197B2 (en) 2008-05-09 2015-01-06 Nokia Corporation Apparatus and method for encoding and reproduction of speech and audio signals
US20090319263A1 (en) 2008-06-20 2009-12-24 Qualcomm Incorporated Coding of transitional speech frames for low-bit-rate applications
KR101395252B1 (ko) 2008-07-11 2014-05-15 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 스펙트럼 포락선의 수를 산출하기 위한 장치 및 그 방법
EP2144171B1 (en) 2008-07-11 2018-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder and decoder for encoding and decoding frames of a sampled audio signal
JP5244971B2 (ja) 2008-07-11 2013-07-24 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン オーディオ信号合成器及びオーディオ信号符号器
CN102105930B (zh) 2008-07-11 2012-10-03 弗朗霍夫应用科学研究促进协会 用于编码采样音频信号的帧的音频编码器和解码器
KR101400588B1 (ko) 2008-07-11 2014-05-28 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 시간 워프 활성 신호의 제공 및 이를 이용한 오디오 신호의 인코딩
WO2010003556A1 (en) * 2008-07-11 2010-01-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, audio decoder, methods for encoding and decoding an audio signal, audio stream and computer program
EP3573056B1 (en) 2008-07-11 2022-08-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder and audio decoder
EP2144230A1 (en) 2008-07-11 2010-01-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Low bitrate audio encoding/decoding scheme having cascaded switches
EP2346029B1 (en) * 2008-07-11 2013-06-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, method for encoding an audio signal and corresponding computer program
EP2154911A1 (en) 2008-08-13 2010-02-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. An apparatus for determining a spatial output multi-channel audio signal
US8406307B2 (en) * 2008-08-22 2013-03-26 Microsoft Corporation Entropy coding/decoding of hierarchically organized data
US8532983B2 (en) * 2008-09-06 2013-09-10 Huawei Technologies Co., Ltd. Adaptive frequency prediction for encoding or decoding an audio signal
US8463603B2 (en) 2008-09-06 2013-06-11 Huawei Technologies Co., Ltd. Spectral envelope coding of energy attack signal
US8577673B2 (en) 2008-09-15 2013-11-05 Huawei Technologies Co., Ltd. CELP post-processing for music signals
US8676365B2 (en) 2008-09-17 2014-03-18 Orange Pre-echo attenuation in a digital audio signal
EP2192786A1 (en) * 2008-11-27 2010-06-02 Panasonic Corporation Frequency domain filters for video coding
CA2989886C (en) 2008-12-15 2020-05-05 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder and bandwidth extension decoder
EP2360687A4 (en) 2008-12-19 2012-07-11 Fujitsu Ltd LANGUAGE EXPANSION DEVICE AND LANGUAGE TREATMENT PROCESS
PL3598446T3 (pl) 2009-01-16 2022-03-28 Dolby International Ab Transpozycja harmonicznych rozszerzona o iloczyn wektorowy
CA2750065C (en) * 2009-01-20 2013-12-03 Med-El Elektromedizinische Geraete Gmbh High accuracy tonotopic and periodic coding with enhanced harmonic resolution
JP4977157B2 (ja) 2009-03-06 2012-07-18 株式会社エヌ・ティ・ティ・ドコモ 音信号符号化方法、音信号復号方法、符号化装置、復号装置、音信号処理システム、音信号符号化プログラム、及び、音信号復号プログラム
ES2415155T3 (es) 2009-03-17 2013-07-24 Dolby International Ab Codificación estéreo avanzada basada en una combinación de codificación estéreo izquierda/derecha o central/lateral seleccionable de manera adaptativa y de codificación estéreo paramétrica
US8666752B2 (en) * 2009-03-18 2014-03-04 Samsung Electronics Co., Ltd. Apparatus and method for encoding and decoding multi-channel signal
EP2239732A1 (en) 2009-04-09 2010-10-13 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. Apparatus and method for generating a synthesis audio signal and for encoding an audio signal
JP4932917B2 (ja) 2009-04-03 2012-05-16 株式会社エヌ・ティ・ティ・ドコモ 音声復号装置、音声復号方法、及び音声復号プログラム
CN101521014B (zh) 2009-04-08 2011-09-14 武汉大学 音频带宽扩展编解码装置
US8391212B2 (en) * 2009-05-05 2013-03-05 Huawei Technologies Co., Ltd. System and method for frequency domain audio post-processing based on perceptual masking
EP2249333B1 (en) 2009-05-06 2014-08-27 Nuance Communications, Inc. Method and apparatus for estimating a fundamental frequency of a speech signal
CN101556799B (zh) 2009-05-14 2013-08-28 华为技术有限公司 一种音频解码方法和音频解码器
GB2470385A (en) 2009-05-21 2010-11-24 Gm Global Tech Operations Inc Vehicle simulation
TWI675367B (zh) 2009-05-27 2019-10-21 瑞典商杜比國際公司 從訊號的低頻成份產生該訊號之高頻成份的系統與方法，及其機上盒、電腦程式產品、軟體程式及儲存媒體
CN101609680B (zh) 2009-06-01 2012-01-04 华为技术有限公司 压缩编码和解码的方法、编码器和解码器以及编码装置
EP2273493B1 (en) 2009-06-29 2012-12-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Bandwidth extension encoding and decoding
KR102061714B1 (ko) 2009-07-07 2020-02-11 엑스트랄리스 테크놀로지 리미티드 챔버 상태
WO2011026247A1 (en) 2009-09-04 2011-03-10 Svox Ag Speech enhancement techniques on the power spectrum
GB2473267A (en) 2009-09-07 2011-03-09 Nokia Corp Processing audio signals to reduce noise
PL2471061T3 (pl) * 2009-10-08 2014-03-31 Fraunhofer Ges Forschung Działający w wielu trybach dekoder sygnału audio, działający w wielu trybach koder sygnału audio, sposoby i program komputerowy stosujące kształtowanie szumu oparte o kodowanie z wykorzystaniem predykcji liniowej
KR101137652B1 (ko) 2009-10-14 2012-04-23 광운대학교 산학협력단 천이 구간에 기초하여 윈도우의 오버랩 영역을 조절하는 통합 음성/오디오 부호화/복호화 장치 및 방법
WO2011048117A1 (en) * 2009-10-20 2011-04-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio signal encoder, audio signal decoder, method for encoding or decoding an audio signal using an aliasing-cancellation
MY167980A (en) 2009-10-20 2018-10-09 Fraunhofer Ges Forschung Multi- mode audio codec and celp coding adapted therefore
EP3998606B8 (en) 2009-10-21 2022-12-07 Dolby International AB Oversampling in a combined transposer filter bank
US8484020B2 (en) 2009-10-23 2013-07-09 Qualcomm Incorporated Determining an upperband signal from a narrowband signal
CN102081927B (zh) 2009-11-27 2012-07-18 中兴通讯股份有限公司 一种可分层音频编码、解码方法及系统
KR101487687B1 (ko) * 2010-01-14 2015-01-29 삼성전자주식회사 큰 크기의 변환 단위를 이용한 영상 부호화, 복호화 방법 및 장치
EP2357649B1 (en) 2010-01-21 2012-12-19 Electronics and Telecommunications Research Institute Method and apparatus for decoding audio signal
CA2792452C (en) 2010-03-09 2018-01-16 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for processing an input audio signal using cascaded filterbanks
BR112012022741B1 (pt) * 2010-03-10 2021-09-21 Fraunhofer-Gesellschaft Zur Fõrderung Der Angewandten Forschung E.V. Decodificador de sinal de áudio, codificador de sinal de áudio e métodos utilizando uma codificação de contorno da deformação no tempo dependente da taxa de amostragem
EP2369861B1 (en) 2010-03-25 2016-07-27 Nxp B.V. Multi-channel audio signal processing
CN101847413B (zh) * 2010-04-09 2011-11-16 北京航空航天大学 一种使用新型心理声学模型和快速比特分配实现数字音频编码的方法
IL286761B (en) 2010-04-09 2022-09-01 Dolby Int Ab An uplink mixer is active in predictive or non-predictive mode
EP2375409A1 (en) 2010-04-09 2011-10-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, audio decoder and related methods for processing multi-channel audio signals using complex prediction
RU2541864C2 (ru) 2010-04-13 2015-02-20 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Аудио или видео кодер, аудио или видео и относящиеся к ним способы для обработки многоканальных аудио или видеосигналов с использованием переменного направления предсказания
US8886523B2 (en) 2010-04-14 2014-11-11 Huawei Technologies Co., Ltd. Audio decoding based on audio class with control code for post-processing modes
KR101660843B1 (ko) * 2010-05-27 2016-09-29 삼성전자주식회사 Ｌｐｃ 계수 양자화를 위한 가중치 함수 결정 장치 및 방법
US8600737B2 (en) 2010-06-01 2013-12-03 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for wideband speech coding
HUE028738T2 (en) 2010-06-09 2017-01-30 Panasonic Ip Corp America Bandwidth Extension Procedure, Bandwidth Extension Device, Program, Integrated Circuit, and Audio Decoder
JP5387522B2 (ja) * 2010-07-01 2014-01-15 コニカミノルタ株式会社 カラー画像形成装置
US9047875B2 (en) 2010-07-19 2015-06-02 Futurewei Technologies, Inc. Spectrum flatness control for bandwidth extension
US8924222B2 (en) 2010-07-30 2014-12-30 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for coding of harmonic signals
JP6075743B2 (ja) 2010-08-03 2017-02-08 ソニー株式会社 信号処理装置および方法、並びにプログラム
US8489403B1 (en) 2010-08-25 2013-07-16 Foundation For Research and Technology—Institute of Computer Science ‘FORTH-ICS’ Apparatuses, methods and systems for sparse sinusoidal audio processing and transmission
KR101826331B1 (ko) 2010-09-15 2018-03-22 삼성전자주식회사 고주파수 대역폭 확장을 위한 부호화/복호화 장치 및 방법
IL313284B2 (en) * 2010-09-16 2025-05-01 Dolby Int Ab Method and system for cross product enhanced subband block based harmonic transposition
CN103250206B (zh) * 2010-10-07 2015-07-15 弗朗霍夫应用科学研究促进协会 用于比特流域中的编码音频帧的强度估计的装置及方法
KR101747917B1 (ko) * 2010-10-18 2017-06-15 삼성전자주식회사 선형 예측 계수를 양자화하기 위한 저복잡도를 가지는 가중치 함수 결정 장치 및 방법
FR2969805A1 (fr) * 2010-12-23 2012-06-29 France Telecom Codage bas retard alternant codage predictif et codage par transformee
BR112013020239B1 (pt) 2011-02-14 2021-12-21 Fraunhofer-Gellschaft Zur Förderung Der Angewandten Forschung E.V. Geração de ruído em codecs de áudio
EP2684355B1 (en) * 2011-03-10 2014-11-12 Telefonaktiebolaget L M Ericsson (PUBL) Decoding of transforms with curved basis functions
CN106128473B (zh) 2011-06-30 2019-12-10 三星电子株式会社 用于产生带宽扩展信号的设备和方法
DE102011106033A1 (de) 2011-06-30 2013-01-03 Zte Corporation Verfahren und System zur Audiocodierung und -decodierung und Verfahren zur Schätzung des Rauschpegels
JP5942358B2 (ja) 2011-08-24 2016-06-29 ソニー株式会社 符号化装置および方法、復号装置および方法、並びにプログラム
KR20130022549A (ko) 2011-08-25 2013-03-07 삼성전자주식회사 마이크 노이즈 제거 방법 및 이를 지원하는 휴대 단말기
US9384749B2 (en) 2011-09-09 2016-07-05 Panasonic Intellectual Property Corporation Of America Encoding device, decoding device, encoding method and decoding method
JP5973582B2 (ja) * 2011-10-21 2016-08-23 サムスン エレクトロニクス カンパニー リミテッド フレームエラー隠匿方法及びその装置、並びにオーディオ復号化方法及びその装置
ES2914499T3 (es) 2011-10-28 2022-06-13 Fraunhofer Ges Forschung Aparato de codificación y procedimiento de codificación
JP5817499B2 (ja) 2011-12-15 2015-11-18 富士通株式会社 復号装置、符号化装置、符号化復号システム、復号方法、符号化方法、復号プログラム、及び符号化プログラム
CN103165136A (zh) 2011-12-15 2013-06-19 杜比实验室特许公司 音频处理方法及音频处理设备
WO2013093172A1 (en) * 2011-12-20 2013-06-27 Nokia Corporation Audio conferencing
PL3220390T3 (pl) 2012-03-29 2019-02-28 Telefonaktiebolaget Lm Ericsson (Publ) Kodowanie/dekodowanie transformatowe harmonicznych sygnałów audio
CN104221082B (zh) 2012-03-29 2017-03-08 瑞典爱立信有限公司 谐波音频信号的带宽扩展
CN108962270B (zh) 2012-05-23 2023-03-17 日本电信电话株式会社 解码方法、解码装置以及记录介质
CN102798870B (zh) * 2012-08-07 2013-09-25 中国空间技术研究院 一种卫星导航系统兼容性分析方法
US9589570B2 (en) 2012-09-18 2017-03-07 Huawei Technologies Co., Ltd. Audio classification based on perceptual quality for low or medium bit rates
US9129600B2 (en) 2012-09-26 2015-09-08 Google Technology Holdings LLC Method and apparatus for encoding an audio signal
KR101700855B1 (ko) * 2012-10-01 2017-01-31 니폰 덴신 덴와 가부시끼가이샤 부호화 방법, 부호화 장치, 프로그램 및 기록 매체
US9135920B2 (en) 2012-11-26 2015-09-15 Harman International Industries, Incorporated System for perceived enhancement and restoration of compressed audio signals
ES2769845T3 (es) * 2013-01-08 2020-06-29 Dolby Int Ab Predicción basada en modelo en un banco de filtros
PT3067890T (pt) 2013-01-29 2018-03-08 Fraunhofer Ges Forschung Codificador de áudio, descodificador de áudio, método para fornecer uma informação de áudio codificada, método para fornecer uma informação de áudio descodificado, programa de computador e representação codificada utilizando uma extensão da largura de banda adaptável ao sinal
US9711156B2 (en) * 2013-02-08 2017-07-18 Qualcomm Incorporated Systems and methods of performing filtering for gain determination
CA2900592C (en) * 2013-02-27 2016-05-17 Evolution Engineering Inc. Fluid pressure pulse generating apparatus and method of using same
EP2981956B1 (en) * 2013-04-05 2022-11-30 Dolby International AB Audio processing system
PL3011556T3 (pl) * 2013-06-21 2017-10-31 Fraunhofer Ges Forschung Sposób i urządzenie do uzyskiwania współczynników widmowych ramki zastępczej sygnału audio, dekoder sygnału audio, odbiornik sygnału audio i układ do przesyłania sygnałów audio
EP2830063A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and computer program for decoding an encoded audio signal
EP2830055A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Context-based entropy coding of sample values of a spectral envelope
JP6306175B2 (ja) * 2013-10-31 2018-04-04 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ 時間ドメイン励振信号に基づくエラーコンシールメントを用いて、復号化されたオーディオ情報を提供するオーディオデコーダおよび復号化されたオーディオ情報を提供する方法
WO2015068225A1 (ja) 2013-11-06 2015-05-14 株式会社日立製作所 信号伝送回路及びプリント基板
KR101803410B1 (ko) * 2013-12-02 2017-12-28 후아웨이 테크놀러지 컴퍼니 리미티드 인코딩 방법 및 장치
CN106409300B (zh) * 2014-03-19 2019-12-24 华为技术有限公司 用于信号处理的方法和装置
WO2015145266A2 (ko) * 2014-03-28 2015-10-01 삼성전자 주식회사 선형예측계수 양자화방법 및 장치와 역양자화 방법 및 장치
EP2963648A1 (en) * 2014-07-01 2016-01-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio processor and method for processing an audio signal using vertical phase correction
EP2980795A1 (en) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoding and decoding using a frequency domain processor, a time domain processor and a cross processor for initialization of the time domain processor
JP5723472B1 (ja) * 2014-08-07 2015-05-27 廣幸 田中 データリンク生成装置、データリンク生成方法、データリンク構造および電子ファイル
JP6814146B2 (ja) * 2014-09-25 2021-01-13 サンハウス・テクノロジーズ・インコーポレーテッド オーディオをキャプチャーし、解釈するシステムと方法
WO2016142002A1 (en) 2015-03-09 2016-09-15 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal
US20170022149A1 (en) * 2015-07-25 2017-01-26 Mark Quang Nguyen Fumarate compounds, pharmaceutical compositions thereof, and methods of use
WO2021104623A1 (en) * 2019-11-27 2021-06-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder, decoder, encoding method and decoding method for frequency domain long-term prediction of tonal signals for audio coding
US11768130B2 (en) * 2020-10-16 2023-09-26 The Chinese University Of Hong Kong Microtome and method for controlling and manufacturing the same

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