PL2165328T3 - Kodowanie i dekodowanie sygnału audio zawierającego część impulsową i część stacjonarną - Google Patents
Kodowanie i dekodowanie sygnału audio zawierającego część impulsową i część stacjonarnąInfo
- Publication number
- PL2165328T3 PL2165328T3 PL08759046T PL08759046T PL2165328T3 PL 2165328 T3 PL2165328 T3 PL 2165328T3 PL 08759046 T PL08759046 T PL 08759046T PL 08759046 T PL08759046 T PL 08759046T PL 2165328 T3 PL2165328 T3 PL 2165328T3
- Authority
- PL
- Poland
- Prior art keywords
- impulse
- decoding
- encoding
- audio signal
- stationary
- Prior art date
Links
- 230000005236 sound signal Effects 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
- 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
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
-
- 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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
Landscapes
- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US94325307P | 2007-06-11 | 2007-06-11 | |
| US94350507P | 2007-06-12 | 2007-06-12 | |
| EP08759046.9A EP2165328B1 (en) | 2007-06-11 | 2008-06-05 | Encoding and decoding of an audio signal having an impulse-like portion and a stationary portion |
| PCT/EP2008/004496 WO2008151755A1 (en) | 2007-06-11 | 2008-06-05 | Audio encoder for encoding an audio signal having an impulse- like portion and stationary portion, encoding methods, decoder, decoding method; and encoded audio signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL2165328T3 true PL2165328T3 (pl) | 2018-06-29 |
Family
ID=39709533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL08759046T PL2165328T3 (pl) | 2007-06-11 | 2008-06-05 | Kodowanie i dekodowanie sygnału audio zawierającego część impulsową i część stacjonarną |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US8706480B2 (pl) |
| EP (1) | EP2165328B1 (pl) |
| JP (1) | JP5686369B2 (pl) |
| KR (1) | KR101196506B1 (pl) |
| CN (1) | CN101743586B (pl) |
| AR (1) | AR066959A1 (pl) |
| AU (1) | AU2008261287B2 (pl) |
| BR (1) | BRPI0811384A2 (pl) |
| CA (1) | CA2691993C (pl) |
| ES (1) | ES2663269T3 (pl) |
| MX (1) | MX2009013519A (pl) |
| MY (1) | MY146431A (pl) |
| PL (1) | PL2165328T3 (pl) |
| PT (1) | PT2165328T (pl) |
| RU (1) | RU2439721C2 (pl) |
| TW (1) | TWI371744B (pl) |
| WO (1) | WO2008151755A1 (pl) |
Families Citing this family (78)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8326614B2 (en) * | 2005-09-02 | 2012-12-04 | Qnx Software Systems Limited | Speech enhancement system |
| US7720677B2 (en) * | 2005-11-03 | 2010-05-18 | Coding Technologies Ab | Time warped modified transform coding of audio signals |
| EP1852848A1 (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 |
| DE602008005593D1 (de) * | 2007-06-15 | 2011-04-28 | France Telecom | Kodierung digitaler audiosignale |
| US20090006081A1 (en) * | 2007-06-27 | 2009-01-01 | Samsung Electronics Co., Ltd. | Method, medium and apparatus for encoding and/or decoding signal |
| JP2011501216A (ja) * | 2007-10-15 | 2011-01-06 | 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 |
| KR101756834B1 (ko) * | 2008-07-14 | 2017-07-12 | 삼성전자주식회사 | 오디오/스피치 신호의 부호화 및 복호화 방법 및 장치 |
| WO2010101527A1 (en) * | 2009-03-03 | 2010-09-10 | Agency For Science, Technology And Research | Methods for determining whether a signal includes a wanted signal and apparatuses configured to determine whether a signal includes a wanted signal |
| CN101931414B (zh) | 2009-06-19 | 2013-04-24 | 华为技术有限公司 | 脉冲编码方法及装置、脉冲解码方法及装置 |
| US9753884B2 (en) | 2009-09-30 | 2017-09-05 | Microsoft Technology Licensing, Llc | Radio-control board for software-defined radio platform |
| ES2441069T3 (es) * | 2009-10-08 | 2014-01-31 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decodificador multimodo para señal de audio, codificador multimodo para señal de audio, procedimiento y programa de computación que usan un modelado de ruido en base a linealidad-predicción-codificación |
| MX2012004648A (es) * | 2009-10-20 | 2012-05-29 | Fraunhofer Ges Forschung | Codificacion de señal de audio, decodificador de señal de audio, metodo para codificar o decodificar una señal de audio utilizando una cancelacion del tipo aliasing. |
| ES2531013T3 (es) | 2009-10-20 | 2015-03-10 | Fraunhofer Ges Forschung | Codificador de audio, decodificador de audio, método para codificar información de audio, método para decodificar información de audio y programa de computación que usa la detección de un grupo de valores espectrales previamente decodificados |
| US9613630B2 (en) * | 2009-11-12 | 2017-04-04 | Lg Electronics Inc. | Apparatus for processing a signal and method thereof for determining an LPC coding degree based on reduction of a value of LPC residual |
| WO2011071610A1 (en) | 2009-12-07 | 2011-06-16 | Dolby Laboratories Licensing Corporation | Decoding of multichannel aufio encoded bit streams using adaptive hybrid transformation |
| BR122021008581B1 (pt) | 2010-01-12 | 2022-08-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Codificador de áudio, decodificador de áudio, método de codificação e informação de áudio, e método de decodificação de uma informação de áudio que utiliza uma tabela hash que descreve tanto valores de estado significativos como limites de intervalo |
| US9075446B2 (en) | 2010-03-15 | 2015-07-07 | Qualcomm Incorporated | Method and apparatus for processing and reconstructing data |
| KR101696632B1 (ko) | 2010-07-02 | 2017-01-16 | 돌비 인터네셔널 에이비 | 선택적인 베이스 포스트 필터 |
| ES2710554T3 (es) | 2010-07-08 | 2019-04-25 | Fraunhofer Ges Forschung | Codificador que utiliza cancelación del efecto de solapamiento hacia delante |
| US9136980B2 (en) | 2010-09-10 | 2015-09-15 | Qualcomm Incorporated | Method and apparatus for low complexity compression of signals |
| EP2676267B1 (en) | 2011-02-14 | 2017-07-19 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoding and decoding of pulse positions of tracks of an audio signal |
| KR101699898B1 (ko) | 2011-02-14 | 2017-01-25 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 스펙트럼 영역에서 디코딩된 오디오 신호를 처리하기 위한 방법 및 장치 |
| MY165853A (en) | 2011-02-14 | 2018-05-18 | Fraunhofer Ges Forschung | Linear prediction based coding scheme using spectral domain noise shaping |
| TWI564882B (zh) * | 2011-02-14 | 2017-01-01 | 弗勞恩霍夫爾協會 | 利用重疊變換之資訊信號表示技術（一） |
| WO2012110448A1 (en) | 2011-02-14 | 2012-08-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for coding a portion of an audio signal using a transient detection and a quality result |
| US8767978B2 (en) | 2011-03-25 | 2014-07-01 | The Intellisis Corporation | System and method for processing sound signals implementing a spectral motion transform |
| KR101823188B1 (ko) | 2011-05-04 | 2018-01-29 | 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 | 기지국을 위한 스펙트럼 할당 기법 |
| EP2724340B1 (en) * | 2011-07-07 | 2019-05-15 | Nuance Communications, Inc. | Single channel suppression of impulsive interferences in noisy speech signals |
| US8620646B2 (en) | 2011-08-08 | 2013-12-31 | The Intellisis Corporation | System and method for tracking sound pitch across an audio signal using harmonic envelope |
| US8548803B2 (en) | 2011-08-08 | 2013-10-01 | The Intellisis Corporation | System and method of processing a sound signal including transforming the sound signal into a frequency-chirp domain |
| US9183850B2 (en) * | 2011-08-08 | 2015-11-10 | The Intellisis Corporation | System and method for tracking sound pitch across an audio signal |
| CN102419978B (zh) * | 2011-08-23 | 2013-03-27 | 展讯通信（上海）有限公司 | 音频解码器、音频解码的频谱重构方法及装置 |
| JPWO2013061584A1 (ja) * | 2011-10-28 | 2015-04-02 | パナソニック株式会社 | 音信号ハイブリッドデコーダ、音信号ハイブリッドエンコーダ、音信号復号方法、及び音信号符号化方法 |
| US9130711B2 (en) * | 2011-11-10 | 2015-09-08 | Microsoft Technology Licensing, Llc | Mapping signals from a virtual frequency band to physical frequency bands |
| RU2505921C2 (ru) * | 2012-02-02 | 2014-01-27 | Корпорация "САМСУНГ ЭЛЕКТРОНИКС Ко., Лтд." | Способ и устройство кодирования и декодирования аудиосигналов (варианты) |
| US20130211846A1 (en) * | 2012-02-14 | 2013-08-15 | Motorola Mobility, Inc. | All-pass filter phase linearization of elliptic filters in signal decimation and interpolation for an audio codec |
| US9015044B2 (en) * | 2012-03-05 | 2015-04-21 | Malaspina Labs (Barbados) Inc. | Formant based speech reconstruction from noisy signals |
| US9728200B2 (en) * | 2013-01-29 | 2017-08-08 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for adaptive formant sharpening in linear prediction coding |
| JP6082126B2 (ja) | 2013-01-29 | 2017-02-15 | 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． | 音声信号を合成するための装置及び方法、デコーダ、エンコーダ、システム及びコンピュータプログラム |
| SG11201505910PA (en) | 2013-01-29 | 2015-08-28 | Fraunhofer Ges Forschung | Apparatus and method for processing an encoded signal and encoder and method for generating an encoded signal |
| EP3671738B1 (en) | 2013-04-05 | 2024-06-05 | Dolby International AB | Audio encoder and decoder |
| KR102450178B1 (ko) | 2013-04-05 | 2022-10-06 | 돌비 인터네셔널 에이비 | 인터리브된 파형 코딩을 위한 오디오 인코더 및 디코더 |
| EP2992605B1 (en) * | 2013-04-29 | 2017-06-07 | Dolby Laboratories Licensing Corporation | Frequency band compression with dynamic thresholds |
| BR112015030672B1 (pt) | 2013-06-10 | 2021-02-23 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V | aparelho e método de codificação, processamento e decodificação de envelope de sinal de áudio por divisão do envelope de sinal de áudio empregando codificação e quantização de distribuição |
| SG11201510162WA (en) | 2013-06-10 | 2016-01-28 | Fraunhofer Ges Forschung | Apparatus and method for audio signal envelope encoding, processing and decoding by modelling a cumulative sum representation employing distribution quantization and coding |
| FR3008533A1 (fr) * | 2013-07-12 | 2015-01-16 | Orange | Facteur d'echelle optimise pour l'extension de bande de frequence dans un decodeur de signaux audiofrequences |
| EP2830048A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for realizing a SAOC downmix of 3D audio content |
| EP2830047A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for low delay object metadata coding |
| EP2830045A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Concept for audio encoding and decoding for audio channels and audio objects |
| US9418671B2 (en) * | 2013-08-15 | 2016-08-16 | Huawei Technologies Co., Ltd. | Adaptive high-pass post-filter |
| ES2839086T3 (es) | 2013-10-18 | 2021-07-05 | Fraunhofer Ges Forschung | Concepto para codificar una señal de audio y decodificar una señal de audio usando información determinista y con características de ruido |
| BR112016008662B1 (pt) | 2013-10-18 | 2022-06-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V | Método, decodificador e codificador para codificação e decodificação de um sinal de áudio utilizando informação de modulação espectral relacionada com a fala |
| US10580417B2 (en) * | 2013-10-22 | 2020-03-03 | Industry-Academic Cooperation Foundation, Yonsei University | Method and apparatus for binaural rendering audio signal using variable order filtering in frequency domain |
| CN103761969B (zh) * | 2014-02-20 | 2016-09-14 | 武汉大学 | 基于高斯混合模型的感知域音频编码方法及系统 |
| EP2919232A1 (en) | 2014-03-14 | 2015-09-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder, decoder and method for encoding and decoding |
| US9959876B2 (en) | 2014-05-16 | 2018-05-01 | Qualcomm Incorporated | Closed loop quantization of higher order ambisonic coefficients |
| US9583115B2 (en) | 2014-06-26 | 2017-02-28 | Qualcomm Incorporated | Temporal gain adjustment based on high-band signal characteristic |
| EP2980794A1 (en) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder and decoder using a frequency domain processor and a time domain processor |
| SG11201509526SA (en) | 2014-07-28 | 2017-04-27 | Fraunhofer Ges Forschung | Apparatus and method for selecting one of a first encoding algorithm and a second encoding algorithm using harmonics reduction |
| 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 |
| EP2980790A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for comfort noise generation mode selection |
| CN107210029B (zh) * | 2014-12-11 | 2020-07-17 | 优博肖德Ug公司 | 用于处理一连串信号以进行复调音符辨识的方法和装置 |
| US9870785B2 (en) | 2015-02-06 | 2018-01-16 | Knuedge Incorporated | Determining features of harmonic signals |
| US9842611B2 (en) | 2015-02-06 | 2017-12-12 | Knuedge Incorporated | Estimating pitch using peak-to-peak distances |
| US9922668B2 (en) | 2015-02-06 | 2018-03-20 | Knuedge Incorporated | Estimating fractional chirp rate with multiple frequency representations |
| EP3107096A1 (en) * | 2015-06-16 | 2016-12-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Downscaled decoding |
| WO2017080835A1 (en) * | 2015-11-10 | 2017-05-18 | Dolby International Ab | Signal-dependent companding system and method to reduce quantization noise |
| KR102230668B1 (ko) * | 2016-01-22 | 2021-03-22 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 미드/사이드 결정이 개선된 전역 ild를 갖는 mdct m/s 스테레오의 장치 및 방법 |
| CN111210832B (zh) * | 2018-11-22 | 2024-06-04 | 广州广晟数码技术有限公司 | 基于频谱包络模板的带宽扩展音频编解码方法及装置 |
| EP3906551B1 (en) * | 2019-01-03 | 2023-01-25 | Dolby International AB | Method, apparatus and system for hybrid speech synthesis |
| RU2701491C1 (ru) * | 2019-03-21 | 2019-09-26 | Общество С Ограниченной Ответственностью "Ржн" | Способ распознавания кодового сигнала на фоне аддитивных помех |
| CN110070878B (zh) * | 2019-03-26 | 2021-05-04 | 苏州科达科技股份有限公司 | 音频码流的解码方法及电子设备 |
| CA3145444A1 (en) | 2019-07-02 | 2021-01-07 | Dolby International Ab | Methods, apparatus and systems for representation, encoding, and decoding of discrete directivity data |
| US11043203B2 (en) * | 2019-09-27 | 2021-06-22 | Eventide Inc. | Mode selection for modal reverb |
| US11694692B2 (en) | 2020-11-11 | 2023-07-04 | Bank Of America Corporation | Systems and methods for audio enhancement and conversion |
| EP4120257A1 (en) * | 2021-07-14 | 2023-01-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Coding and decocidng of pulse and residual parts of an audio signal |
| EP4643106A1 (en) * | 2022-12-29 | 2025-11-05 | Med-El Elektromedizinische Geraete GmbH | Synthesis of ling sounds |
| CN118471239B (zh) * | 2024-07-12 | 2024-08-30 | 世优(北京)科技股份有限公司 | 音频信号的处理方法及装置 |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4026A (en) * | 1845-05-01 | Xpump | ||
| CA2019801C (en) | 1989-06-28 | 1994-05-31 | Tomohiko Taniguchi | System for speech coding and an apparatus for the same |
| JPH0333900A (ja) | 1989-06-30 | 1991-02-14 | Fujitsu Ltd | 音声符号化方式 |
| US5235670A (en) * | 1990-10-03 | 1993-08-10 | Interdigital Patents Corporation | Multiple impulse excitation speech encoder and decoder |
| FR2729245B1 (fr) * | 1995-01-06 | 1997-04-11 | Lamblin Claude | Procede de codage de parole a prediction lineaire et excitation par codes algebriques |
| JPH1051315A (ja) | 1996-07-29 | 1998-02-20 | Takayoshi Hirata | 代用インパルス波形による信号波形の伝送および記録方式 |
| US6134518A (en) * | 1997-03-04 | 2000-10-17 | International Business Machines Corporation | Digital audio signal coding using a CELP coder and a transform coder |
| JP4173940B2 (ja) * | 1999-03-05 | 2008-10-29 | 松下電器産業株式会社 | 音声符号化装置及び音声符号化方法 |
| DE69937907T2 (de) * | 1999-04-19 | 2008-12-24 | Fujitsu Ltd., Kawasaki | Sprachkodiererprozessor und sprachkodierungsmethode |
| US6757654B1 (en) | 2000-05-11 | 2004-06-29 | Telefonaktiebolaget Lm Ericsson | Forward error correction in speech coding |
| US6968309B1 (en) * | 2000-10-31 | 2005-11-22 | Nokia Mobile Phones Ltd. | Method and system for speech frame error concealment in speech decoding |
| US6789059B2 (en) * | 2001-06-06 | 2004-09-07 | Qualcomm Incorporated | Reducing memory requirements of a codebook vector search |
| JP4622164B2 (ja) | 2001-06-15 | 2011-02-02 | ソニー株式会社 | 音響信号符号化方法及び装置 |
| US7272555B2 (en) | 2001-09-13 | 2007-09-18 | Industrial Technology Research Institute | Fine granularity scalability speech coding for multi-pulses CELP-based algorithm |
| WO2003077235A1 (en) * | 2002-03-12 | 2003-09-18 | Nokia Corporation | Efficient improvements in scalable audio coding |
| US7752052B2 (en) * | 2002-04-26 | 2010-07-06 | Panasonic Corporation | Scalable coder and decoder performing amplitude flattening for error spectrum estimation |
| KR100462611B1 (ko) * | 2002-06-27 | 2004-12-20 | 삼성전자주식회사 | 하모닉 성분을 이용한 오디오 코딩방법 및 장치 |
| US7191136B2 (en) * | 2002-10-01 | 2007-03-13 | Ibiquity Digital Corporation | Efficient coding of high frequency signal information in a signal using a linear/non-linear prediction model based on a low pass baseband |
| 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 |
| WO2004082288A1 (en) * | 2003-03-11 | 2004-09-23 | Nokia Corporation | Switching between coding schemes |
| US7299174B2 (en) * | 2003-04-30 | 2007-11-20 | Matsushita Electric Industrial Co., Ltd. | Speech coding apparatus including enhancement layer performing long term prediction |
| GB2403634B (en) * | 2003-06-30 | 2006-11-29 | Nokia Corp | An audio encoder |
| US7739120B2 (en) * | 2004-05-17 | 2010-06-15 | Nokia Corporation | Selection of coding models for encoding an audio signal |
| WO2006030340A2 (en) * | 2004-09-17 | 2006-03-23 | Koninklijke Philips Electronics N.V. | Combined audio coding minimizing perceptual distortion |
| DE602006018129D1 (de) * | 2005-05-11 | 2010-12-23 | Panasonic Corp | Codierer, decodierer und verfahren dafür |
| ES2592416T3 (es) * | 2008-07-17 | 2016-11-30 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Esquema de codificación/decodificación de audio que tiene una derivación conmutable |
-
2008
- 2008-06-05 EP EP08759046.9A patent/EP2165328B1/en active Active
- 2008-06-05 JP JP2010511528A patent/JP5686369B2/ja active Active
- 2008-06-05 BR BRPI0811384A patent/BRPI0811384A2/pt not_active Application Discontinuation
- 2008-06-05 KR KR1020097025997A patent/KR101196506B1/ko active Active
- 2008-06-05 US US12/663,828 patent/US8706480B2/en active Active
- 2008-06-05 PT PT87590469T patent/PT2165328T/pt unknown
- 2008-06-05 PL PL08759046T patent/PL2165328T3/pl unknown
- 2008-06-05 RU RU2009143665/09A patent/RU2439721C2/ru active
- 2008-06-05 CN CN2008800196999A patent/CN101743586B/zh active Active
- 2008-06-05 MX MX2009013519A patent/MX2009013519A/es active IP Right Grant
- 2008-06-05 AU AU2008261287A patent/AU2008261287B2/en active Active
- 2008-06-05 ES ES08759046.9T patent/ES2663269T3/es active Active
- 2008-06-05 WO PCT/EP2008/004496 patent/WO2008151755A1/en not_active Ceased
- 2008-06-05 MY MYPI20095103A patent/MY146431A/en unknown
- 2008-06-05 CA CA2691993A patent/CA2691993C/en active Active
- 2008-06-11 AR ARP080102482A patent/AR066959A1/es active IP Right Grant
- 2008-06-11 TW TW097121819A patent/TWI371744B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| EP2165328B1 (en) | 2018-01-17 |
| RU2009143665A (ru) | 2011-07-27 |
| TW200912896A (en) | 2009-03-16 |
| RU2439721C2 (ru) | 2012-01-10 |
| TWI371744B (en) | 2012-09-01 |
| EP2165328A1 (en) | 2010-03-24 |
| US8706480B2 (en) | 2014-04-22 |
| US20100262420A1 (en) | 2010-10-14 |
| WO2008151755A1 (en) | 2008-12-18 |
| PT2165328T (pt) | 2018-04-24 |
| MY146431A (en) | 2012-08-15 |
| AU2008261287A1 (en) | 2008-12-18 |
| CN101743586A (zh) | 2010-06-16 |
| KR101196506B1 (ko) | 2012-11-01 |
| AR066959A1 (es) | 2009-09-23 |
| JP5686369B2 (ja) | 2015-03-18 |
| CA2691993C (en) | 2015-01-27 |
| BRPI0811384A2 (pt) | 2017-08-01 |
| CN101743586B (zh) | 2012-10-17 |
| AU2008261287B2 (en) | 2010-12-16 |
| CA2691993A1 (en) | 2008-12-18 |
| KR20100024414A (ko) | 2010-03-05 |
| MX2009013519A (es) | 2010-01-18 |
| JP2010530079A (ja) | 2010-09-02 |
| ES2663269T3 (es) | 2018-04-11 |
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