PL2260485T3 - Dekoder sygnału audio, koder sygnału audio, zakodowana reprezentacja wielokanałowego sygnału audio, sposoby i program komputerowy - Google Patents
Dekoder sygnału audio, koder sygnału audio, zakodowana reprezentacja wielokanałowego sygnału audio, sposoby i program komputerowyInfo
- Publication number
- PL2260485T3 PL2260485T3 PL09776910T PL09776910T PL2260485T3 PL 2260485 T3 PL2260485 T3 PL 2260485T3 PL 09776910 T PL09776910 T PL 09776910T PL 09776910 T PL09776910 T PL 09776910T PL 2260485 T3 PL2260485 T3 PL 2260485T3
- Authority
- PL
- Poland
- Prior art keywords
- audio signal
- methods
- computer program
- encoded multi
- encoder
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title 3
- 238000004590 computer program Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
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
- 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
- G10L19/02—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
- G10L19/16—Vocoder architecture
- G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
-
- 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
- G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Stereophonic System (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7987308P | 2008-07-11 | 2008-07-11 | |
| US10382008P | 2008-10-08 | 2008-10-08 | |
| EP09776910A EP2260485B1 (en) | 2008-07-11 | 2009-07-01 | Audio signal decoder, audio signal encoder, encoded multi-channel audio signal representation, methods and computer program |
| PCT/EP2009/004758 WO2010003583A1 (en) | 2008-07-11 | 2009-07-01 | Audio signal decoder, audio signal encoder, encoded multi-channel audio signal representation, methods and computer program |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL2260485T3 true PL2260485T3 (pl) | 2013-08-30 |
Family
ID=41131685
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL09776910T PL2260485T3 (pl) | 2008-07-11 | 2009-07-01 | Dekoder sygnału audio, koder sygnału audio, zakodowana reprezentacja wielokanałowego sygnału audio, sposoby i program komputerowy |
| PL09776908T PL2257944T3 (pl) | 2008-07-11 | 2009-07-01 | Kalkulator krzywej dopasowania czasowego, dekoder sygnału audio, zakodowana reprezentacja sygnału audio, sposób i program komputerowy |
| PL09776909T PL2257945T3 (pl) | 2008-07-11 | 2009-07-01 | Dekoder sygnału audio, dostawca danych krzywej dopasowania czasowego, sposób i program komputerowy |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL09776908T PL2257944T3 (pl) | 2008-07-11 | 2009-07-01 | Kalkulator krzywej dopasowania czasowego, dekoder sygnału audio, zakodowana reprezentacja sygnału audio, sposób i program komputerowy |
| PL09776909T PL2257945T3 (pl) | 2008-07-11 | 2009-07-01 | Dekoder sygnału audio, dostawca danych krzywej dopasowania czasowego, sposób i program komputerowy |
Country Status (17)
| Country | Link |
|---|---|
| US (3) | US9299363B2 (pl) |
| EP (3) | EP2257944B1 (pl) |
| JP (4) | JP5323180B2 (pl) |
| KR (3) | KR101205615B1 (pl) |
| CN (3) | CN102007531B (pl) |
| AR (3) | AR072498A1 (pl) |
| AT (2) | ATE532176T1 (pl) |
| AU (3) | AU2009267484B2 (pl) |
| BR (2) | BRPI0906320B1 (pl) |
| CA (3) | CA2718859C (pl) |
| ES (3) | ES2376849T3 (pl) |
| MX (3) | MX2010010749A (pl) |
| MY (1) | MY154452A (pl) |
| PL (3) | PL2260485T3 (pl) |
| RU (3) | RU2509381C2 (pl) |
| TW (3) | TWI451402B (pl) |
| WO (3) | WO2010003583A1 (pl) |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7720677B2 (en) * | 2005-11-03 | 2010-05-18 | Coding Technologies Ab | Time warped modified transform coding of audio signals |
| EP2107556A1 (en) * | 2008-04-04 | 2009-10-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio transform coding using pitch correction |
| KR101400535B1 (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 |
| MY154452A (en) * | 2008-07-11 | 2015-06-15 | Fraunhofer Ges Forschung | An apparatus and a method for decoding an encoded audio signal |
| 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 |
| JP5456914B2 (ja) * | 2010-03-10 | 2014-04-02 | フラウンホーファーゲゼルシャフト ツール フォルデルング デル アンゲヴァンテン フォルシユング エー．フアー． | サンプリングレート依存型タイムワープコンター符号化を用いた、オーディオ信号復号器、オーディオ信号符号化器、方法、およびコンピュータプログラム |
| EP2372703A1 (en) * | 2010-03-11 | 2011-10-05 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. | Signal processor, window provider, encoded media signal, method for processing a signal and method for providing a window |
| WO2011119111A1 (en) * | 2010-03-26 | 2011-09-29 | Agency For Science, Technology And Research | Methods and devices for providing an encoded digital signal |
| KR20130111611A (ko) * | 2011-01-25 | 2013-10-10 | 니뽄 덴신 덴와 가부시키가이샤 | 부호화 방법, 부호화 장치, 주기성 특징량 결정 방법, 주기성 특징량 결정 장치, 프로그램, 기록 매체 |
| TR201908598T4 (tr) | 2011-02-14 | 2019-07-22 | Fraunhofer Ges Forschung | Bir ses sinyalinin hizalı bir ileriye dönük kısımdan faydalanılarak enkode edilmesi için cihaz ve yöntem. |
| AR085218A1 (es) | 2011-02-14 | 2013-09-18 | Fraunhofer Ges Forschung | Aparato y metodo para ocultamiento de error en voz unificada con bajo retardo y codificacion de audio |
| PL2676267T3 (pl) | 2011-02-14 | 2017-12-29 | Fraunhofergesellschaft Zur Förderung Der Angewandten Forschung E V | Kodowanie i dekodowanie pozycji impulsów ścieżek sygnału audio |
| MX2013009303A (es) | 2011-02-14 | 2013-09-13 | Fraunhofer Ges Forschung | Codec de audio utilizando sintesis de ruido durante fases inactivas. |
| 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 |
| EP2676266B1 (en) | 2011-02-14 | 2015-03-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Linear prediction based coding scheme using spectral domain noise shaping |
| 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 |
| MY159444A (en) | 2011-02-14 | 2017-01-13 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E V | Encoding and decoding of pulse positions of tracks of an audio signal |
| ES2458436T3 (es) * | 2011-02-14 | 2014-05-05 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Representación de señal de información utilizando transformada superpuesta |
| KR101742136B1 (ko) | 2011-03-18 | 2017-05-31 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 오디오 콘텐츠를 표현하는 비트스트림의 프레임들 내의 프레임 요소 배치 |
| TWI450266B (zh) * | 2011-04-19 | 2014-08-21 | Hon Hai Prec Ind Co Ltd | 電子裝置及音頻資料的解碼方法 |
| US9967600B2 (en) * | 2011-05-26 | 2018-05-08 | Nbcuniversal Media, Llc | Multi-channel digital content watermark system and method |
| EP2704142B1 (en) * | 2012-08-27 | 2015-09-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for reproducing an audio signal, apparatus and method for generating a coded audio signal, computer program and coded audio signal |
| CN102855884B (zh) * | 2012-09-11 | 2014-08-13 | 中国人民解放军理工大学 | 基于短时连续非负矩阵分解的语音时长调整方法 |
| CN103854653B (zh) | 2012-12-06 | 2016-12-28 | 华为技术有限公司 | 信号解码的方法和设备 |
| US9548056B2 (en) * | 2012-12-19 | 2017-01-17 | Dolby International Ab | Signal adaptive FIR/IIR predictors for minimizing entropy |
| AU2014336097B2 (en) | 2013-10-18 | 2017-01-19 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Coding of spectral coefficients of a spectrum of an audio signal |
| FR3015754A1 (fr) * | 2013-12-20 | 2015-06-26 | Orange | Re-echantillonnage d'un signal audio cadence a une frequence d'echantillonnage variable selon la trame |
| EP2980791A1 (en) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Processor, method and computer program for processing an audio signal using truncated analysis or synthesis window overlap portions |
| US10553230B2 (en) * | 2015-11-09 | 2020-02-04 | Sony Corporation | Decoding apparatus, decoding method, and program |
| US10074373B2 (en) * | 2015-12-21 | 2018-09-11 | Qualcomm Incorporated | Channel adjustment for inter-frame temporal shift variations |
| MY181992A (en) | 2016-01-22 | 2021-01-18 | Fraunhofer Ges Forschung | Apparatus and method for encoding or decoding a multi-channel signal using spectral-domain resampling |
| CN107749304B (zh) * | 2017-09-07 | 2021-04-06 | 电信科学技术研究院 | 有限冲激响应滤波器系数矢量的可持续更新方法及装置 |
| KR20220054645A (ko) * | 2019-09-03 | 2022-05-03 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 저지연, 저주파 효과 코덱 |
| TWI752551B (zh) * | 2020-07-13 | 2022-01-11 | 國立屏東大學 | 迅吃偵測方法、迅吃偵測裝置與電腦程式產品 |
Family Cites Families (81)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5054075A (en) | 1989-09-05 | 1991-10-01 | Motorola, Inc. | Subband decoding method and apparatus |
| JP3076859B2 (ja) * | 1992-04-20 | 2000-08-14 | 三菱電機株式会社 | ディジタルオーディオ信号の信号処理装置 |
| US5408580A (en) | 1992-09-21 | 1995-04-18 | Aware, Inc. | Audio compression system employing multi-rate signal analysis |
| JPH0784597A (ja) | 1993-09-20 | 1995-03-31 | Fujitsu Ltd | 音声符号化装置および音声復号化装置 |
| US5717823A (en) * | 1994-04-14 | 1998-02-10 | Lucent Technologies Inc. | Speech-rate modification for linear-prediction based analysis-by-synthesis speech coders |
| FI105001B (fi) | 1995-06-30 | 2000-05-15 | Nokia Mobile Phones Ltd | Menetelmä odotusajan selvittämiseksi puhedekooderissa epäjatkuvassa lähetyksessä ja puhedekooderi sekä lähetin-vastaanotin |
| US5704003A (en) | 1995-09-19 | 1997-12-30 | Lucent Technologies Inc. | RCELP coder |
| JP3707116B2 (ja) | 1995-10-26 | 2005-10-19 | ソニー株式会社 | 音声復号化方法及び装置 |
| US5659622A (en) | 1995-11-13 | 1997-08-19 | Motorola, Inc. | Method and apparatus for suppressing noise in a communication system |
| US5848391A (en) | 1996-07-11 | 1998-12-08 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Method subband of coding and decoding audio signals using variable length windows |
| US6134518A (en) | 1997-03-04 | 2000-10-17 | International Business Machines Corporation | Digital audio signal coding using a CELP coder and a transform coder |
| KR100261253B1 (ko) | 1997-04-02 | 2000-07-01 | 윤종용 | 비트율 조절이 가능한 오디오 부호화/복호화 방법및 장치 |
| US6070137A (en) | 1998-01-07 | 2000-05-30 | Ericsson Inc. | Integrated frequency-domain voice coding using an adaptive spectral enhancement filter |
| ES2247741T3 (es) | 1998-01-22 | 2006-03-01 | Deutsche Telekom Ag | Metodo para conmutacion controlada por señales entre esquemas de codificacion de audio. |
| US6115689A (en) | 1998-05-27 | 2000-09-05 | Microsoft Corporation | Scalable audio coder and decoder |
| US6453285B1 (en) | 1998-08-21 | 2002-09-17 | Polycom, Inc. | Speech activity detector for use in noise reduction system, and methods therefor |
| US6330533B2 (en) | 1998-08-24 | 2001-12-11 | Conexant Systems, Inc. | Speech encoder adaptively applying pitch preprocessing with warping of target signal |
| US6449590B1 (en) * | 1998-08-24 | 2002-09-10 | Conexant Systems, Inc. | Speech encoder using warping in long term preprocessing |
| US7047185B1 (en) | 1998-09-15 | 2006-05-16 | Skyworks Solutions, Inc. | Method and apparatus for dynamically switching between speech coders of a mobile unit as a function of received signal quality |
| US6424938B1 (en) | 1998-11-23 | 2002-07-23 | Telefonaktiebolaget L M Ericsson | Complex signal activity detection for improved speech/noise classification of an audio signal |
| US6691084B2 (en) | 1998-12-21 | 2004-02-10 | Qualcomm Incorporated | Multiple mode variable rate speech coding |
| US6223151B1 (en) | 1999-02-10 | 2001-04-24 | Telefon Aktie Bolaget Lm Ericsson | Method and apparatus for pre-processing speech signals prior to coding by transform-based speech coders |
| DE19910833C1 (de) | 1999-03-11 | 2000-05-31 | Mayer Textilmaschf | Kurzketten-Schärmaschine |
| KR20010072035A (ko) | 1999-05-26 | 2001-07-31 | 요트.게.아. 롤페즈 | 오디오 신호 송신 시스템 |
| US6782360B1 (en) | 1999-09-22 | 2004-08-24 | Mindspeed Technologies, Inc. | Gain quantization for a CELP speech coder |
| US6604070B1 (en) * | 1999-09-22 | 2003-08-05 | Conexant Systems, Inc. | System of encoding and decoding speech signals |
| US6978236B1 (en) * | 1999-10-01 | 2005-12-20 | Coding Technologies Ab | Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching |
| US6366880B1 (en) | 1999-11-30 | 2002-04-02 | Motorola, Inc. | Method and apparatus for suppressing acoustic background noise in a communication system by equaliztion of pre-and post-comb-filtered subband spectral energies |
| JP2001255882A (ja) * | 2000-03-09 | 2001-09-21 | Sony Corp | 音声信号処理装置及びその信号処理方法 |
| JP2002149200A (ja) | 2000-08-31 | 2002-05-24 | Matsushita Electric Ind Co Ltd | 音声処理装置及び音声処理方法 |
| US6850884B2 (en) | 2000-09-15 | 2005-02-01 | Mindspeed Technologies, Inc. | Selection of coding parameters based on spectral content of a speech signal |
| WO2002037688A1 (en) | 2000-11-03 | 2002-05-10 | Koninklijke Philips Electronics N.V. | Parametric coding of audio signals |
| US6925435B1 (en) | 2000-11-27 | 2005-08-02 | Mindspeed Technologies, Inc. | Method and apparatus for improved noise reduction in a speech encoder |
| SE0004818D0 (sv) | 2000-12-22 | 2000-12-22 | Coding Technologies Sweden Ab | Enhancing source coding systems by adaptive transposition |
| WO2002082428A1 (en) | 2001-04-05 | 2002-10-17 | Koninklijke Philips Electronics N.V. | Time-scale modification of signals applying techniques specific to determined signal types |
| FI110729B (fi) | 2001-04-11 | 2003-03-14 | Nokia Corp | Menetelmä pakatun audiosignaalin purkamiseksi |
| 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 |
| DE20108778U1 (de) * | 2001-05-25 | 2001-08-02 | Mannesmann VDO AG, 60388 Frankfurt | Gehäuse für ein in einem Fahrzeug verwendbares Gerät zur automatischen Ermittlung von Straßenbenutzungsgebühren |
| US6879955B2 (en) | 2001-06-29 | 2005-04-12 | Microsoft Corporation | Signal modification based on continuous time warping for low bit rate CELP coding |
| EP1278185A3 (en) | 2001-07-13 | 2005-02-09 | Alcatel | Method for improving noise reduction in speech transmission |
| US6963842B2 (en) | 2001-09-05 | 2005-11-08 | Creative Technology Ltd. | Efficient system and method for converting between different transform-domain signal representations |
| BR0206202A (pt) * | 2001-10-26 | 2004-02-03 | Koninklije Philips Electronics | Métodos para codificar um sinal de áudio e para decodificar um fluxo de áudio, codificador de áudio, reprodutor de áudio, sistema de áudio, fluxo de áudio, e, meio de armazenamento |
| CA2365203A1 (en) | 2001-12-14 | 2003-06-14 | Voiceage Corporation | A signal modification method for efficient coding of speech signals |
| JP2003316392A (ja) | 2002-04-22 | 2003-11-07 | Mitsubishi Electric Corp | オーディオ信号の復号化及び符号化装置、復号化装置並びに符号化装置 |
| US7457757B1 (en) | 2002-05-30 | 2008-11-25 | Plantronics, Inc. | Intelligibility control for speech communications systems |
| US7447631B2 (en) | 2002-06-17 | 2008-11-04 | Dolby Laboratories Licensing Corporation | Audio coding system using spectral hole filling |
| TWI288915B (en) | 2002-06-17 | 2007-10-21 | Dolby Lab Licensing Corp | Improved audio coding system using characteristics of a decoded signal to adapt synthesized spectral components |
| US7043423B2 (en) | 2002-07-16 | 2006-05-09 | Dolby Laboratories Licensing Corporation | Low bit-rate audio coding systems and methods that use expanding quantizers with arithmetic coding |
| CN1703736A (zh) | 2002-10-11 | 2005-11-30 | 诺基亚有限公司 | 用于源控制可变比特率宽带语音编码的方法和装置 |
| US7155386B2 (en) | 2003-03-15 | 2006-12-26 | Mindspeed Technologies, Inc. | Adaptive correlation window for open-loop pitch |
| JP4629353B2 (ja) * | 2003-04-17 | 2011-02-09 | インベンテイオ・アクテイエンゲゼルシヤフト | エスカレータまたは動く歩道のための移動手摺り駆動装置 |
| RU2316059C2 (ru) * | 2003-05-01 | 2008-01-27 | Нокиа Корпорейшн | Способ и устройство для квантования усиления в широкополосном речевом кодировании с переменной битовой скоростью передачи |
| US7363221B2 (en) | 2003-08-19 | 2008-04-22 | Microsoft Corporation | Method of noise reduction using instantaneous signal-to-noise ratio as the principal quantity for optimal estimation |
| KR100640893B1 (ko) | 2004-09-07 | 2006-11-02 | 엘지전자 주식회사 | 음성 인식용 베이스밴드 모뎀 및 이동통신용 단말기 |
| KR100604897B1 (ko) | 2004-09-07 | 2006-07-28 | 삼성전자주식회사 | 하드 디스크 드라이브 조립체, 하드 디스크 드라이브의장착 구조 및 이를 채용한 휴대폰 |
| JP5143569B2 (ja) | 2005-01-27 | 2013-02-13 | シンクロ アーツ リミテッド | 音響的特徴の同期化された修正のための方法及び装置 |
| UA90506C2 (ru) * | 2005-03-11 | 2010-05-11 | Квелкомм Инкорпорейтед | Изменение масштаба времени кадров в вокодере с помощью изменения остатка |
| US8155965B2 (en) | 2005-03-11 | 2012-04-10 | Qualcomm Incorporated | Time warping frames inside the vocoder by modifying the residual |
| JP5129117B2 (ja) * | 2005-04-01 | 2013-01-23 | クゥアルコム・インコーポレイテッド | 音声信号の高帯域部分を符号化及び復号する方法及び装置 |
| JP4550652B2 (ja) * | 2005-04-14 | 2010-09-22 | 株式会社東芝 | 音響信号処理装置、音響信号処理プログラム及び音響信号処理方法 |
| US7885809B2 (en) | 2005-04-20 | 2011-02-08 | Ntt Docomo, Inc. | Quantization of speech and audio coding parameters using partial information on atypical subsequences |
| PL1875463T3 (pl) | 2005-04-22 | 2019-03-29 | Qualcomm Incorporated | Układy, sposoby i urządzenie do wygładzania współczynnika wzmocnienia |
| JP4450324B2 (ja) | 2005-08-15 | 2010-04-14 | 日立オートモティブシステムズ株式会社 | 内燃機関の始動制御装置 |
| JP2007084597A (ja) | 2005-09-20 | 2007-04-05 | Fuji Shikiso Kk | 表面処理カーボンブラック組成物およびその製造方法 |
| US7720677B2 (en) | 2005-11-03 | 2010-05-18 | Coding Technologies Ab | Time warped modified transform coding of audio signals |
| US7366658B2 (en) | 2005-12-09 | 2008-04-29 | Texas Instruments Incorporated | Noise pre-processor for enhanced variable rate speech codec |
| CA2636330C (en) * | 2006-02-23 | 2012-05-29 | Lg Electronics Inc. | Method and apparatus for processing an audio signal |
| TWI294107B (en) | 2006-04-28 | 2008-03-01 | Univ Nat Kaohsiung 1St Univ Sc | A pronunciation-scored method for the application of voice and image in the e-learning |
| EP2038879B1 (en) | 2006-06-30 | 2015-11-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder and audio decoder having a dynamically variable warping characteristic |
| US7873511B2 (en) * | 2006-06-30 | 2011-01-18 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio encoder, audio decoder and audio processor having a dynamically variable warping characteristic |
| US8682652B2 (en) | 2006-06-30 | 2014-03-25 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio encoder, audio decoder and audio processor having a dynamically variable warping characteristic |
| CN101136901B (zh) * | 2006-08-18 | 2012-11-21 | 广州广晟数码技术有限公司 | 用于处理基于帧的数据的方法和系统 |
| US8239190B2 (en) | 2006-08-22 | 2012-08-07 | Qualcomm Incorporated | Time-warping frames of wideband vocoder |
| CN101025918B (zh) | 2007-01-19 | 2011-06-29 | 清华大学 | 一种语音/音乐双模编解码无缝切换方法 |
| 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 |
| EP2107556A1 (en) | 2008-04-04 | 2009-10-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio transform coding using pitch correction |
| KR101400535B1 (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 |
| MY154452A (en) | 2008-07-11 | 2015-06-15 | Fraunhofer Ges Forschung | An apparatus and a method for decoding an encoded audio signal |
| JP5297891B2 (ja) | 2009-05-25 | 2013-09-25 | 京楽産業．株式会社 | 遊技機 |
| US8670990B2 (en) | 2009-08-03 | 2014-03-11 | Broadcom Corporation | Dynamic time scale modification for reduced bit rate audio coding |
| CN102257564B (zh) * | 2009-10-21 | 2013-07-10 | 松下电器产业株式会社 | 音频编码装置、解码装置、方法、电路及程序 |
-
2009
- 2009-06-23 MY MYPI2011000095A patent/MY154452A/en unknown
- 2009-07-01 CN CN2009801116873A patent/CN102007531B/zh active Active
- 2009-07-01 CN CN2009801116801A patent/CN102007536B/zh active Active
- 2009-07-01 MX MX2010010749A patent/MX2010010749A/es active IP Right Grant
- 2009-07-01 ES ES09776908T patent/ES2376849T3/es active Active
- 2009-07-01 JP JP2011510908A patent/JP5323180B2/ja active Active
- 2009-07-01 CA CA2718859A patent/CA2718859C/en active Active
- 2009-07-01 AU AU2009267484A patent/AU2009267484B2/en active Active
- 2009-07-01 MX MX2010010747A patent/MX2010010747A/es active IP Right Grant
- 2009-07-01 AU AU2009267485A patent/AU2009267485B2/en active Active
- 2009-07-01 KR KR1020107021830A patent/KR101205615B1/ko active Active
- 2009-07-01 RU RU2010139021/08A patent/RU2509381C2/ru active
- 2009-07-01 CA CA2718740A patent/CA2718740C/en active Active
- 2009-07-01 ES ES09776910T patent/ES2404132T3/es active Active
- 2009-07-01 BR BRPI0906320-0A patent/BRPI0906320B1/pt active IP Right Grant
- 2009-07-01 US US12/935,731 patent/US9299363B2/en active Active
- 2009-07-01 EP EP09776908A patent/EP2257944B1/en active Active
- 2009-07-01 EP EP09776910A patent/EP2260485B1/en active Active
- 2009-07-01 RU RU2010139023/08A patent/RU2527760C2/ru active
- 2009-07-01 ES ES09776909T patent/ES2376974T3/es active Active
- 2009-07-01 KR KR1020107021806A patent/KR101205593B1/ko active Active
- 2009-07-01 KR KR1020107021817A patent/KR101205644B1/ko active Active
- 2009-07-01 CN CN2009801116869A patent/CN102007537B/zh active Active
- 2009-07-01 CA CA2718857A patent/CA2718857C/en active Active
- 2009-07-01 AT AT09776908T patent/ATE532176T1/de active
- 2009-07-01 WO PCT/EP2009/004758 patent/WO2010003583A1/en not_active Ceased
- 2009-07-01 WO PCT/EP2009/004757 patent/WO2010003582A1/en not_active Ceased
- 2009-07-01 US US12/935,740 patent/US9025777B2/en active Active
- 2009-07-01 BR BRPI0906300-5A patent/BRPI0906300B1/pt active IP Right Grant
- 2009-07-01 MX MX2010010748A patent/MX2010010748A/es active IP Right Grant
- 2009-07-01 EP EP09776909A patent/EP2257945B1/en active Active
- 2009-07-01 US US12/935,718 patent/US9043216B2/en active Active
- 2009-07-01 AT AT09776909T patent/ATE532177T1/de active
- 2009-07-01 JP JP2011510907A patent/JP5323179B2/ja active Active
- 2009-07-01 AU AU2009267486A patent/AU2009267486B2/en active Active
- 2009-07-01 PL PL09776910T patent/PL2260485T3/pl unknown
- 2009-07-01 PL PL09776908T patent/PL2257944T3/pl unknown
- 2009-07-01 WO PCT/EP2009/004756 patent/WO2010003581A1/en not_active Ceased
- 2009-07-01 PL PL09776909T patent/PL2257945T3/pl unknown
- 2009-07-01 JP JP2011510909A patent/JP5551686B2/ja active Active
- 2009-07-01 RU RU2010139022/28A patent/RU2486484C2/ru active
- 2009-07-09 TW TW098123194A patent/TWI451402B/zh active
- 2009-07-09 TW TW098123191A patent/TWI459374B/zh active
- 2009-07-09 TW TW098123192A patent/TWI453732B/zh active
- 2009-07-13 AR ARP090102627A patent/AR072498A1/es unknown
- 2009-07-13 AR ARP090102629A patent/AR072500A1/es active IP Right Grant
- 2009-07-13 AR ARP090102630A patent/AR072739A1/es active IP Right Grant
-
2014
- 2014-01-27 JP JP2014012379A patent/JP6041815B2/ja active Active
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| PL2260485T3 (pl) | Dekoder sygnału audio, koder sygnału audio, zakodowana reprezentacja wielokanałowego sygnału audio, sposoby i program komputerowy | |
| ZA201102476B (en) | Audio decoder, audio encoder, method for decoding an audio signal, method for encoding an audio signal, computer program and audio signal | |
| ZA201100091B (en) | Audio encoder,audio decoder,methods for encoding and decoding an audio signal,audio stream and computer program | |
| PL2410522T3 (pl) | Koder sygnału audio, sposób kodowania sygnału audio i program komputerowy | |
| PL2491556T3 (pl) | Dekoder sygnału audio, odpowiadający mu sposób oraz program komputerowy | |
| PT2214164T (pt) | Descodificador áudio, métodos para descodificar um sinal áudio e programa de computador | |
| ZA201203231B (en) | Multi-mode audio signal decoder,, multi-mode audio signal encoder, methods and computer program using a linear-prediction-coding based noise shaping | |
| EG26653A (en) | Audio decoder for decoding and decoding audio samples | |
| ZA201203609B (en) | Audio encoder, audio decoder, method for encoding an audio information, method for decoding an audio information and computer program using an iterative interval size reduction | |
| ZA201009258B (en) | Audio encoder and audio decoder | |
| ZA201208364B (en) | Audio encoder,audio decoder and related methods for processing multi-channel audio signals using complex prediction | |
| HUE065515T2 (hu) | Audió sávszélesség kiterjesztés dekódoló eljárás és számítógépi program | |
| PL2473995T3 (pl) | Koder sygnału audio, dekoder sygnału audio, sposób dostarczania zakodowanej reprezentacji treści audio, sposób dostarczania dekodowanej reprezentacji treści audio oraz program komputerowy do wykorzystania w zastosowaniach z małym opóźnieniem | |
| PL2532001T3 (pl) | Dekoder sygnału audio, koder sygnału audio, sposoby i program komputerowy wykorzystujące zależne od częstotliwości próbkowania kodowanie krzywej dopasowania czasowego | |
| EP2070080A4 (en) | METHOD AND DEVICES FOR CODING AND DECODING OBJECT BASED AUDIO SIGNALS | |
| EP1991986A4 (en) | METHOD AND DEVICES FOR AUDIO CODING AND DECODING | |
| HK1175291A (en) | Audio encoder, audio decoder, method for encoding an audio information, method for decoding an audio information and computer program using an iterative interval size reduction | |
| PT3937167T (pt) | Codificador de áudio e descodificador de áudio |