PL2945159T3 - Koder audio i dekoder powiększania szerokości pasma - Google Patents

Koder audio i dekoder powiększania szerokości pasma

Info

Publication number
PL2945159T3
PL2945159T3 PL15167199T PL15167199T PL2945159T3 PL 2945159 T3 PL2945159 T3 PL 2945159T3 PL 15167199 T PL15167199 T PL 15167199T PL 15167199 T PL15167199 T PL 15167199T PL 2945159 T3 PL2945159 T3 PL 2945159T3
Authority
PL
Poland
Prior art keywords
decoder
audio encoder
increasing bandwidth
bandwidth
increasing
Prior art date
Application number
PL15167199T
Other languages
English (en)
Inventor
Frederik Nagel
Guillaume Fuchs
Sascha Disch
Jürgen HERRE
Christian Griebel
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 PL2945159T3 publication Critical patent/PL2945159T3/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
    • 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
    • G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to encoding
    • 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
    • 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
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • 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
    • G10L21/04—Time compression or expansion
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Circuits Of Receivers In General (AREA)
  • Stereophonic System (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Amplifiers (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
PL15167199T 2008-12-15 2009-12-11 Koder audio i dekoder powiększania szerokości pasma PL2945159T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12255208P 2008-12-15 2008-12-15
EP09797003.2A EP2359366B1 (en) 2008-12-15 2009-12-11 Audio encoder and bandwidth extension decoder
EP15167199.7A EP2945159B1 (en) 2008-12-15 2009-12-11 Audio encoder and bandwidth extension decoder

Publications (1)

Publication Number Publication Date
PL2945159T3 true PL2945159T3 (pl) 2018-08-31

Family

ID=42104496

Family Applications (12)

Application Number Title Priority Date Filing Date
PL23180367.7T PL4231294T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio
PL23180374.3T PL4224475T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
PL23180061.6T PL4231290T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
PL23180365.1T PL4231293T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
PL22166970.8T PL4053838T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
PL18151917.4T PL3364414T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
PL09797003T PL2359366T3 (pl) 2008-12-15 2009-12-11 Koder audio i dekoder powiększania szerokości pasma
PL23180369.3T PL4231295T3 (pl) 2008-12-15 2009-12-11 Sposób dekodowania powiększania szerokości pasma audio oraz program komputerowy
PL23180085.5T PL4231292T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
PL15167199T PL2945159T3 (pl) 2008-12-15 2009-12-11 Koder audio i dekoder powiększania szerokości pasma
PL23180373.5T PL4224474T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
PL23180084.8T PL4231291T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy

Family Applications Before (9)

Application Number Title Priority Date Filing Date
PL23180367.7T PL4231294T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio
PL23180374.3T PL4224475T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
PL23180061.6T PL4231290T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
PL23180365.1T PL4231293T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
PL22166970.8T PL4053838T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
PL18151917.4T PL3364414T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
PL09797003T PL2359366T3 (pl) 2008-12-15 2009-12-11 Koder audio i dekoder powiększania szerokości pasma
PL23180369.3T PL4231295T3 (pl) 2008-12-15 2009-12-11 Sposób dekodowania powiększania szerokości pasma audio oraz program komputerowy
PL23180085.5T PL4231292T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy

Family Applications After (2)

Application Number Title Priority Date Filing Date
PL23180373.5T PL4224474T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
PL23180084.8T PL4231291T3 (pl) 2008-12-15 2009-12-11 Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy

Country Status (16)

Country Link
US (13) US8401862B2 (pl)
EP (12) EP4231291B1 (pl)
JP (3) JP2012512437A (pl)
KR (2) KR101369267B1 (pl)
CN (1) CN102246231B (pl)
AU (1) AU2009328247B9 (pl)
BR (2) BRPI0917762B1 (pl)
CA (5) CA2746837C (pl)
DK (1) DK3364414T3 (pl)
ES (12) ES2966659T3 (pl)
HU (9) HUE064653T2 (pl)
MX (1) MX2011006163A (pl)
PL (12) PL4231294T3 (pl)
PT (3) PT3364414T (pl)
TR (1) TR201808500T4 (pl)
WO (1) WO2010069885A1 (pl)

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6992481B2 (en) 2003-05-29 2006-01-31 Timex Group B. V. Method for compensating for predictable generated signals in an electronic device
HUE064653T2 (hu) * 2008-12-15 2024-04-28 Fraunhofer Ges Forschung Audió sávszélesség kiterjesztés dekódoló, megfelelõ eljárás és számítógépi program
PL4152320T3 (pl) * 2009-10-21 2024-02-19 Dolby International Ab Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji
PL2532002T3 (pl) 2010-03-09 2014-06-30 Fraunhofer Ges Forschung Urządzenie, sposób i program komputerowy do przetwarzania sygnału audio
PL2545551T3 (pl) 2010-03-09 2018-03-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Poprawiona charakterystyka amplitudowa i zrównanie czasowe w powiększaniu szerokości pasma na bazie wokodera fazowego dla sygnałów audio
WO2011110499A1 (en) 2010-03-09 2011-09-15 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for processing an audio signal using patch border alignment
FR2961938B1 (fr) * 2010-06-25 2013-03-01 Inst Nat Rech Inf Automat Synthetiseur numerique audio ameliore
US8560330B2 (en) * 2010-07-19 2013-10-15 Futurewei Technologies, Inc. Energy envelope perceptual correction for high band coding
WO2012158333A1 (en) 2011-05-19 2012-11-22 Dolby Laboratories Licensing Corporation Forensic detection of parametric audio coding schemes
US20130006644A1 (en) * 2011-06-30 2013-01-03 Zte Corporation Method and device for spectral band replication, and method and system for audio decoding
US9173025B2 (en) 2012-02-08 2015-10-27 Dolby Laboratories Licensing Corporation Combined suppression of noise, echo, and out-of-location signals
CN104718572B (zh) * 2012-06-04 2018-07-31 三星电子株式会社 音频编码方法和装置、音频解码方法和装置及采用该方法和装置的多媒体装置
KR101990884B1 (ko) * 2012-09-04 2019-06-19 에스케이 텔레콤주식회사 이종망 간의 통신품질 향상 방법 및 장치
EP2709106A1 (en) 2012-09-17 2014-03-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for generating a bandwidth extended signal from a bandwidth limited audio signal
US9258428B2 (en) * 2012-12-18 2016-02-09 Cisco Technology, Inc. Audio bandwidth extension for conferencing
EP2950308B1 (en) * 2013-01-22 2020-02-19 Panasonic Corporation Bandwidth expansion parameter-generator, encoder, decoder, bandwidth expansion parameter-generating method, encoding method, and decoding method
RU2641461C2 (ru) * 2013-01-29 2018-01-17 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Аудиокодер, аудиодекодер, способ обеспечения кодированной аудиоинформации, способ обеспечения декодированной аудиоинформации, компьютерная программа и кодированное представление с использованием сигнально-адаптивного расширения полосы пропускания
MY172710A (en) 2013-01-29 2019-12-11 Fraunhofer Ges Forschung Apparatus and method for generating a frequency enhancement signal using an energy limitation operation
CN103971694B (zh) 2013-01-29 2016-12-28 华为技术有限公司 带宽扩展频带信号的预测方法、解码设备
KR102450178B1 (ko) 2013-04-05 2022-10-06 돌비 인터네셔널 에이비 인터리브된 파형 코딩을 위한 오디오 인코더 및 디코더
CN104217727B (zh) * 2013-05-31 2017-07-21 华为技术有限公司 信号解码方法及设备
EP2830065A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for decoding an encoded audio signal using a cross-over filter around a transition frequency
US10083708B2 (en) 2013-10-11 2018-09-25 Qualcomm Incorporated Estimation of mixing factors to generate high-band excitation signal
EP2871641A1 (en) * 2013-11-12 2015-05-13 Dialog Semiconductor B.V. Enhancement of narrowband audio signals using a single sideband AM modulation
BR112016014476B1 (pt) 2013-12-27 2021-11-23 Sony Corporation Aparelho e método de decodificação, e, meio de armazenamento legível por computador
CN105900170B (zh) * 2014-01-07 2020-03-10 哈曼国际工业有限公司 压缩音频信号的以信号质量为基础的增强和补偿
FR3017484A1 (fr) * 2014-02-07 2015-08-14 Orange Extension amelioree de bande de frequence dans un decodeur de signaux audiofrequences
ES2975073T3 (es) * 2014-03-31 2024-07-03 Fraunhofer Ges Forschung Codificador, descodificador, procedimiento de codificación, procedimiento de descodificación y programa
US9984699B2 (en) * 2014-06-26 2018-05-29 Qualcomm Incorporated High-band signal coding using mismatched frequency ranges
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
JP2016038435A (ja) * 2014-08-06 2016-03-22 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
US9875756B2 (en) * 2014-12-16 2018-01-23 Psyx Research, Inc. System and method for artifact masking
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
US10847170B2 (en) 2015-06-18 2020-11-24 Qualcomm Incorporated Device and method for generating a high-band signal from non-linearly processed sub-ranges
KR101677137B1 (ko) * 2015-07-17 2016-11-17 국방과학연구소 변조 스펙트로그램을 이용한 수중 방사체의 데몬 및 lofar 특징을 동시 추출하는 방법 및 장치
EP3182411A1 (en) * 2015-12-14 2017-06-21 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for processing an encoded audio signal
EP3182410A3 (en) * 2015-12-18 2017-11-01 Dolby International AB Enhanced block switching and bit allocation for improved transform audio coding
WO2017158105A1 (en) * 2016-03-18 2017-09-21 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoding by reconstructing phase information using a structure tensor on audio spectrograms
KR102721794B1 (ko) * 2016-11-18 2024-10-25 삼성전자주식회사 신호 처리 프로세서 및 신호 처리 프로세서의 제어 방법
TWI901543B (zh) 2017-03-23 2025-10-11 瑞典商都比國際公司 用於音訊信號之高頻重建的諧波轉置器的回溯相容整合
EP3382703A1 (en) 2017-03-31 2018-10-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and methods for processing an audio signal
GB2562253B (en) * 2017-05-09 2021-11-03 Imagination Tech Ltd Efficient detection of ranging code correlation function of a GNSS signal
US10896684B2 (en) * 2017-07-28 2021-01-19 Fujitsu Limited Audio encoding apparatus and audio encoding method
CN109729585B (zh) * 2017-10-27 2022-04-15 成都鼎桥通信技术有限公司 网络处理方法和装置
TWI895201B (zh) 2018-01-26 2025-08-21 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
CN114258569B (zh) 2019-08-20 2025-07-11 杜比国际公司 用于音频编码的多滞后格式
US11158297B2 (en) * 2020-01-13 2021-10-26 International Business Machines Corporation Timbre creation system
CN113470667B (zh) * 2020-03-11 2024-09-27 腾讯科技（深圳）有限公司 语音信号的编解码方法、装置、电子设备及存储介质
EP4211701B1 (en) * 2020-09-09 2025-12-24 Sparrow Acoustics Inc. Method and system for performing time-domain processing of a waveform signal
WO2022159916A2 (en) * 2021-01-22 2022-07-28 Arris Enterprises Llc Hybrid fiber-coaxial networks
US20230110255A1 (en) * 2021-10-12 2023-04-13 Zoom Video Communications, Inc. Audio super resolution
US20260067879A1 (en) * 2022-09-05 2026-03-05 Beijing Xiaomi Mobile Software Co., Ltd. Audio signal frequency band extension method and apparatus, device, and storage medium

Family Cites Families (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2512908A (en) 1947-10-16 1950-06-27 Mina M Arndt Telephone switchboard mounting plate with plug-in components
US5040217A (en) 1989-10-18 1991-08-13 At&T Bell Laboratories Perceptual coding of audio signals
US5455888A (en) 1992-12-04 1995-10-03 Northern Telecom Limited Speech bandwidth extension method and apparatus
US5657422A (en) 1994-01-28 1997-08-12 Lucent Technologies Inc. Voice activity detection driven noise remediator
KR19990082402A (ko) 1996-02-08 1999-11-25 모리시타 요이찌 광대역 오디오신호 부호장치, 광대역 오디오신호 복호장치, 광대역 오디오신호 부호 복호장치 및 광대역 오디오신호 기록매체
JPH10124088A (ja) 1996-10-24 1998-05-15 Sony Corp 音声帯域幅拡張装置及び方法
CA2286051C (en) 1997-04-16 2003-03-11 Dspfactory Ltd. Filterbank structure and method for filtering and separating an information signal into different bands, particularly for audio signals in hearing aids
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
US7072832B1 (en) 1998-08-24 2006-07-04 Mindspeed Technologies, Inc. System for speech encoding having an adaptive encoding arrangement
KR100615344B1 (ko) 1999-04-19 2006-08-25 에이티 앤드 티 코포레이션 패킷 손실 또는 프레임 삭제 은폐를 실행하는 방법 및 장치
US6549884B1 (en) * 1999-09-21 2003-04-15 Creative Technology Ltd. Phase-vocoder pitch-shifting
US7742927B2 (en) * 2000-04-18 2010-06-22 France Telecom Spectral enhancing method and device
SE0001926D0 (sv) * 2000-05-23 2000-05-23 Lars Liljeryd Improved spectral translation/folding in the subband domain
SE518941C2 (sv) 2000-05-31 2002-12-10 Ericsson Telefon Ab L M Anordning och förfarande relaterande till kommunikation av tal
US7031926B2 (en) 2000-10-23 2006-04-18 Nokia Corporation Spectral parameter substitution for the frame error concealment in a speech decoder
SE0004187D0 (sv) 2000-11-15 2000-11-15 Coding Technologies Sweden Ab Enhancing the performance of coding systems that use high frequency reconstruction methods
EP1351401B1 (en) * 2001-07-13 2009-01-14 Panasonic Corporation 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
US6895375B2 (en) 2001-10-04 2005-05-17 At&T Corp. System for bandwidth extension of Narrow-band speech
FR2830970B1 (fr) 2001-10-12 2004-01-30 France Telecom Procede et dispositif de synthese de trames de substitution, dans une succession de trames representant un signal de parole
CN1279512C (zh) 2001-11-29 2006-10-11 编码技术股份公司 用于改善高频重建的方法和装置
US20040002844A1 (en) 2002-06-27 2004-01-01 Jess Jochen A.G. System and method for statistical modeling and statistical timing analysis of integrated circuits
US8090577B2 (en) 2002-08-08 2012-01-03 Qualcomm Incorported Bandwidth-adaptive quantization
JP3861770B2 (ja) 2002-08-21 2006-12-20 ソニー株式会社 信号符号化装置及び方法、信号復号装置及び方法、並びにプログラム及び記録媒体
DE10328777A1 (de) 2003-06-25 2005-01-27 Coding Technologies Ab Vorrichtung und Verfahren zum Codieren eines Audiosignals und Vorrichtung und Verfahren zum Decodieren eines codierten Audiosignals
JP4789622B2 (ja) * 2003-09-16 2011-10-12 パナソニック株式会社 スペクトル符号化装置、スケーラブル符号化装置、復号化装置、およびこれらの方法
DE10345996A1 (de) 2003-10-02 2005-04-28 Fraunhofer Ges Forschung Vorrichtung und Verfahren zum Verarbeiten von wenigstens zwei Eingangswerten
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
JP4254479B2 (ja) * 2003-10-27 2009-04-15 ヤマハ株式会社 オーディオ帯域拡張再生装置
DE102004046746B4 (de) * 2004-09-27 2007-03-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zum Synchronisieren von Zusatzdaten und Basisdaten
BRPI0517780A2 (pt) * 2004-11-05 2011-04-19 Matsushita Electric Industrial Co, Ltd. aparelho de decodificação escalável e aparelho de codificação escalável
DE602005013906D1 (de) * 2005-01-31 2009-05-28 Harman Becker Automotive Sys Bandbreitenerweiterung eines schmalbandigen akustischen Signals
US7831421B2 (en) 2005-05-31 2010-11-09 Microsoft Corporation Robust decoder
JP4604864B2 (ja) 2005-06-14 2011-01-05 沖電気工業株式会社 帯域拡張装置及び不足帯域信号生成器
US7953605B2 (en) * 2005-10-07 2011-05-31 Deepen Sinha Method and apparatus for audio encoding and decoding using wideband psychoacoustic modeling and bandwidth extension
US8255207B2 (en) 2005-12-28 2012-08-28 Voiceage Corporation Method and device for efficient frame erasure concealment in speech codecs
US7953604B2 (en) * 2006-01-20 2011-05-31 Microsoft Corporation Shape and scale parameters for extended-band frequency coding
SG136836A1 (en) 2006-04-28 2007-11-29 St Microelectronics Asia Adaptive rate control algorithm for low complexity aac encoding
US20080004866A1 (en) * 2006-06-30 2008-01-03 Nokia Corporation Artificial Bandwidth Expansion Method For A Multichannel Signal
JP5052514B2 (ja) 2006-07-12 2012-10-17 パナソニック株式会社 音声復号装置
US7680099B2 (en) 2006-08-22 2010-03-16 Nokia Corporation Jitter buffer adjustment
BRPI0716315A2 (pt) * 2006-10-25 2017-05-30 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E V aparelhagem e método para gerar valores de sub-banda de áudio e aparelhagem e método para gerar amostras de áudio de domínio de tempo
KR100964402B1 (ko) 2006-12-14 2010-06-17 삼성전자주식회사 오디오 신호의 부호화 모드 결정 방법 및 장치와 이를 이용한 오디오 신호의 부호화/복호화 방법 및 장치
JP2008158300A (ja) * 2006-12-25 2008-07-10 Sony Corp 信号処理装置、信号処理方法、再生装置、再生方法、電子機器
US7873064B1 (en) 2007-02-12 2011-01-18 Marvell International Ltd. Adaptive jitter buffer-packet loss concealment
US7912729B2 (en) * 2007-02-23 2011-03-22 Qnx Software Systems Co. High-frequency bandwidth extension in the time domain
EP2827327B1 (en) 2007-04-29 2020-07-29 Huawei Technologies Co., Ltd. Method for Excitation Pulse Coding
CN101364854B (zh) 2007-08-10 2011-01-26 北京理工大学 一种基于边信息的语音包丢失恢复方法
DE102008015702B4 (de) 2008-01-31 2010-03-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Bandbreitenerweiterung eines Audiosignals
TR201910850T4 (tr) * 2008-03-10 2019-08-21 Fraunhofer Ges Forschung Geçici bir olayı olan bir ses sinyalini değiştirmek için cihaz ve metot
EP2107556A1 (en) 2008-04-04 2009-10-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio transform coding using pitch correction
US7977562B2 (en) * 2008-06-20 2011-07-12 Microsoft Corporation Synthesized singing voice waveform generator
MX2011000372A (es) * 2008-07-11 2011-05-19 Fraunhofer Ges Forschung Sintetizador de señales de audio y codificador de señales de audio.
US8880410B2 (en) * 2008-07-11 2014-11-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating a bandwidth extended signal
US8831958B2 (en) * 2008-09-25 2014-09-09 Lg Electronics Inc. Method and an apparatus for a bandwidth extension using different schemes
EP2169665B1 (en) * 2008-09-25 2018-05-02 LG Electronics Inc. A method and an apparatus for processing a signal
HUE064653T2 (hu) * 2008-12-15 2024-04-28 Fraunhofer Ges Forschung Audió sávszélesség kiterjesztés dekódoló, megfelelõ eljárás és számítógépi program
CN101609678B (zh) 2008-12-30 2011-07-27 华为技术有限公司 信号压缩方法及其压缩装置
PL3246919T3 (pl) * 2009-01-28 2021-03-08 Dolby International Ab Ulepszona transpozycja harmonicznych
BR112012007803B1 (pt) 2009-10-08 2022-03-15 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Decodificador de sinal de áudio multimodal, codificador de sinal de áudio multimodal e métodos usando uma configuração de ruído com base em codificação de previsão linear
EP2491559B1 (en) 2009-10-19 2014-12-10 Telefonaktiebolaget LM Ericsson (publ) Method and background estimator for voice activity detection
EP4571739A1 (en) 2009-10-20 2025-06-18 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
MY164399A (en) 2009-10-20 2017-12-15 Fraunhofer Ges Forschung Multi-mode audio codec and celp coding adapted therefore
PL4152320T3 (pl) * 2009-10-21 2024-02-19 Dolby International Ab Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji
US20110196673A1 (en) 2010-02-11 2011-08-11 Qualcomm Incorporated Concealing lost packets in a sub-band coding decoder
EP3001419B1 (en) * 2010-06-09 2020-01-22 Panasonic Intellectual Property Corporation of America Bandwidth extension method, bandwidth extension apparatus, program, integrated circuit, and audio decoding apparatus
AU2012217216B2 (en) 2011-02-14 2015-09-17 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for coding a portion of an audio signal using a transient detection and a quality result
AR085362A1 (es) 2011-02-14 2013-09-25 Fraunhofer Ges Forschung Aparato y metodo para procesar una señal de audio decodificada en un dominio espectral
US8951029B2 (en) 2011-02-25 2015-02-10 Polyline Piping Systems Pty Ltd. Mobile plastics extrusion plant
US9280982B1 (en) 2011-03-29 2016-03-08 Google Technology Holdings LLC Nonstationary noise estimator (NNSE)
CN107068156B (zh) 2011-10-21 2021-03-30 三星电子株式会社 帧错误隐藏方法和设备以及音频解码方法和设备
CN108074579B (zh) 2012-11-13 2022-06-24 三星电子株式会社 用于确定编码模式的方法以及音频编码方法
PL2936487T3 (pl) 2012-12-21 2016-12-30 Generowanie szumu komfortu w wysokiej rozdzielczości widmowo-czasowej w nieciągłej transmisji sygnałów audio
CN105976830B (zh) * 2013-01-11 2019-09-20 华为技术有限公司 音频信号编码和解码方法、音频信号编码和解码装置
US9666202B2 (en) * 2013-09-10 2017-05-30 Huawei Technologies Co., Ltd. Adaptive bandwidth extension and apparatus for the same

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