SI2088583T1 - Prilagodljiva hibridna transformacija za analize in sintezo signala - Google Patents
Prilagodljiva hibridna transformacija za analize in sintezo signalaInfo
- Publication number
- SI2088583T1 SI2088583T1 SI200531468T SI200531468T SI2088583T1 SI 2088583 T1 SI2088583 T1 SI 2088583T1 SI 200531468 T SI200531468 T SI 200531468T SI 200531468 T SI200531468 T SI 200531468T SI 2088583 T1 SI2088583 T1 SI 2088583T1
- Authority
- SI
- Slovenia
- Prior art keywords
- transform
- transforms
- synthesis
- analysis
- hybrid
- Prior art date
Links
- 230000015572 biosynthetic process Effects 0.000 title abstract 4
- 238000003786 synthesis reaction Methods 0.000 title abstract 4
- 230000003044 adaptive effect Effects 0.000 title 1
- 238000002789 length control Methods 0.000 abstract 1
Classifications
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- 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
- G10L19/0212—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
-
- 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
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
- G06F17/147—Discrete orthonormal transforms, e.g. discrete cosine transform, discrete sine transform, and variations therefrom, e.g. modified discrete cosine transform, integer transforms approximating the discrete cosine transform
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Computational Linguistics (AREA)
- Human Computer Interaction (AREA)
- Discrete Mathematics (AREA)
- Data Mining & Analysis (AREA)
- Acoustics & Sound (AREA)
- Pure & Applied Mathematics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Mathematical Optimization (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Analysis (AREA)
- Computational Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Databases & Information Systems (AREA)
- Algebra (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Stereophonic System (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Control Of Eletrric Generators (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Stereo-Broadcasting Methods (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/783,951 US7516064B2 (en) | 2004-02-19 | 2004-02-19 | Adaptive hybrid transform for signal analysis and synthesis |
| EP09007093A EP2088583B1 (en) | 2004-02-19 | 2005-01-21 | Adaptive hybrid transform for signal analysis and synthesis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SI2088583T1 true SI2088583T1 (sl) | 2012-07-31 |
Family
ID=34861377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SI200531468T SI2088583T1 (sl) | 2004-02-19 | 2005-01-21 | Prilagodljiva hibridna transformacija za analize in sintezo signala |
Country Status (22)
| Country | Link |
|---|---|
| US (1) | US7516064B2 (sl) |
| EP (3) | EP2088583B1 (sl) |
| JP (1) | JP4689625B2 (sl) |
| KR (1) | KR101273486B1 (sl) |
| CN (2) | CN1926609B (sl) |
| AT (1) | ATE526660T1 (sl) |
| AU (2) | AU2005217943B2 (sl) |
| BR (1) | BRPI0507806B1 (sl) |
| CA (4) | CA2554381C (sl) |
| CY (1) | CY1122444T1 (sl) |
| DE (1) | DE602005015427D1 (sl) |
| DK (1) | DK1723638T3 (sl) |
| ES (1) | ES2329384T3 (sl) |
| HK (2) | HK1092925A1 (sl) |
| IL (1) | IL177093A (sl) |
| LT (1) | LT2293293T (sl) |
| MY (2) | MY143979A (sl) |
| PL (1) | PL1723638T3 (sl) |
| PT (1) | PT1723638E (sl) |
| SI (1) | SI2088583T1 (sl) |
| TW (2) | TWI463790B (sl) |
| WO (1) | WO2005083682A1 (sl) |
Families Citing this family (40)
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| US20050229769A1 (en) * | 2004-04-05 | 2005-10-20 | Nathaniel Resnikoff | System and method for assigning visual markers to the output of a filter bank |
| KR101037931B1 (ko) * | 2004-05-13 | 2011-05-30 | 삼성전자주식회사 | 2차원 데이터 처리를 이용한 음성 신호 압축 및 복원장치와 그 방법 |
| US7895034B2 (en) * | 2004-09-17 | 2011-02-22 | Digital Rise Technology Co., Ltd. | Audio encoding system |
| US8744862B2 (en) | 2006-08-18 | 2014-06-03 | Digital Rise Technology Co., Ltd. | Window selection based on transient detection and location to provide variable time resolution in processing frame-based data |
| US7987089B2 (en) * | 2006-07-31 | 2011-07-26 | Qualcomm Incorporated | Systems and methods for modifying a zero pad region of a windowed frame of an audio signal |
| US8036903B2 (en) * | 2006-10-18 | 2011-10-11 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Analysis filterbank, synthesis filterbank, encoder, de-coder, mixer and conferencing system |
| CA2672165C (en) | 2006-12-12 | 2014-07-29 | Ralf Geiger | Encoder, decoder and methods for encoding and decoding data segments representing a time-domain data stream |
| FR2911228A1 (fr) * | 2007-01-05 | 2008-07-11 | France Telecom | Codage par transformee, utilisant des fenetres de ponderation et a faible retard. |
| US8214200B2 (en) * | 2007-03-14 | 2012-07-03 | Xfrm, Inc. | Fast MDCT (modified discrete cosine transform) approximation of a windowed sinusoid |
| 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 |
| EP2015293A1 (en) * | 2007-06-14 | 2009-01-14 | Deutsche Thomson OHG | Method and apparatus for encoding and decoding an audio signal using adaptively switched temporal resolution in the spectral domain |
| MX2010001763A (es) * | 2007-08-27 | 2010-03-10 | Ericsson Telefon Ab L M | Analisis/sintesis espectral de baja complejidad utilizando la resolucion temporal seleccionable. |
| US20090099844A1 (en) * | 2007-10-16 | 2009-04-16 | Qualcomm Incorporated | Efficient implementation of analysis and synthesis filterbanks for mpeg aac and mpeg aac eld encoders/decoders |
| MX2011000375A (es) * | 2008-07-11 | 2011-05-19 | Fraunhofer Ges Forschung | Codificador y decodificador de audio para codificar y decodificar tramas de una señal de audio muestreada. |
| ES2683077T3 (es) | 2008-07-11 | 2018-09-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Codificador y decodificador de audio para codificar y decodificar tramas de una señal de audio muestreada |
| PT2146344T (pt) * | 2008-07-17 | 2016-10-13 | Fraunhofer Ges Forschung | Esquema de codificação/descodificação de áudio com uma derivação comutável |
| US9384748B2 (en) | 2008-11-26 | 2016-07-05 | Electronics And Telecommunications Research Institute | Unified Speech/Audio Codec (USAC) processing windows sequence based mode switching |
| ES2673637T3 (es) | 2009-06-23 | 2018-06-25 | Voiceage Corporation | Cancelación prospectiva de solapamiento en dominio de tiempo con aplicación en dominio de señal ponderada u original |
| WO2011013983A2 (en) | 2009-07-27 | 2011-02-03 | Lg Electronics Inc. | A method and an apparatus for processing an audio signal |
| RU2605677C2 (ru) | 2009-10-20 | 2016-12-27 | Франхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен | Аудио кодер, аудио декодер, способ кодирования аудио информации, способ декодирования аудио информации и компьютерная программа, использующая итеративное уменьшение размера интервала |
| MX2012005723A (es) | 2009-12-07 | 2012-06-13 | Dolby Lab Licensing Corp | Metodo y aparato para decodificar un cuadrado de una señal de audio digital codificada y medio de almacenamiento que graba un programa de instrucciones. |
| PL2524372T3 (pl) | 2010-01-12 | 2015-08-31 | Fraunhofer Ges Forschung | Koder audio. dekoder audio, sposób kodowania i dekodowania informacji audio i program komputerowy uzyskujący wartość podobszaru kontekstu w oparciu o normę uprzednio zdekodowanych wartości widmowych |
| US9093066B2 (en) | 2010-01-13 | 2015-07-28 | Voiceage Corporation | Forward time-domain aliasing cancellation using linear-predictive filtering to cancel time reversed and zero input responses of adjacent frames |
| TWI557723B (zh) | 2010-02-18 | 2016-11-11 | 杜比實驗室特許公司 | 解碼方法及系統 |
| PL4120248T3 (pl) * | 2010-07-08 | 2024-05-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Dekoder wykorzystujący kasowanie aliasingu w przód |
| CN103703511B (zh) | 2011-03-18 | 2017-08-22 | 弗劳恩霍夫应用研究促进协会 | 定位在表示音频内容的比特流的帧中的帧元素 |
| WO2012138594A1 (en) * | 2011-04-08 | 2012-10-11 | Dolby Laboratories Licensing Corporation | Automatic configuration of metadata for use in mixing audio programs from two encoded bitstreams |
| FR2977969A1 (fr) * | 2011-07-12 | 2013-01-18 | France Telecom | Adaptation de fenetres de ponderation d'analyse ou de synthese pour un codage ou decodage par transformee |
| WO2013022426A1 (en) * | 2011-08-08 | 2013-02-14 | Hewlett-Packard Development Company, L.P. | Method and system for compression of a real-time surveillance signal |
| US8527264B2 (en) | 2012-01-09 | 2013-09-03 | Dolby Laboratories Licensing Corporation | Method and system for encoding audio data with adaptive low frequency compensation |
| EP2849180B1 (en) * | 2012-05-11 | 2020-01-01 | Panasonic Corporation | Hybrid audio signal encoder, hybrid audio signal decoder, method for encoding audio signal, and method for decoding audio signal |
| US9584804B2 (en) * | 2012-07-10 | 2017-02-28 | Qualcomm Incorporated | Coding SEI NAL units for video coding |
| CN103714821A (zh) | 2012-09-28 | 2014-04-09 | 杜比实验室特许公司 | 基于位置的混合域数据包丢失隐藏 |
| EP2830058A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Frequency-domain audio coding supporting transform length switching |
| US9349196B2 (en) | 2013-08-09 | 2016-05-24 | Red Hat, Inc. | Merging and splitting data blocks |
| DE102014101307A1 (de) | 2014-02-03 | 2015-08-06 | Osram Opto Semiconductors Gmbh | Kodierverfahren zur Datenkompression von Leistungsspektren eines optoelektronischen Bauteils und Dekodierverfahren |
| US10504530B2 (en) | 2015-11-03 | 2019-12-10 | Dolby Laboratories Licensing Corporation | Switching between transforms |
| EP3276620A1 (en) | 2016-07-29 | 2018-01-31 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Time domain aliasing reduction for non-uniform filterbanks which use spectral analysis followed by partial synthesis |
| EP3616197A4 (en) | 2017-04-28 | 2021-01-27 | DTS, Inc. | AUDIO ENCODER WINDOW SIZES AND TIME-FREQUENCY TRANSFORMATIONS |
| EP3644313A1 (en) * | 2018-10-26 | 2020-04-29 | Fraunhofer Gesellschaft zur Förderung der Angewand | Perceptual audio coding with adaptive non-uniform time/frequency tiling using subband merging and time domain aliasing reduction |
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| US5357594A (en) * | 1989-01-27 | 1994-10-18 | Dolby Laboratories Licensing Corporation | Encoding and decoding using specially designed pairs of analysis and synthesis windows |
| DE3902948A1 (de) * | 1989-02-01 | 1990-08-09 | Telefunken Fernseh & Rundfunk | Verfahren zur uebertragung eines signals |
| US5107345A (en) * | 1990-02-27 | 1992-04-21 | Qualcomm Incorporated | Adaptive block size image compression method and system |
| CN1062963C (zh) | 1990-04-12 | 2001-03-07 | 多尔拜实验特许公司 | 用于产生高质量声音信号的解码器和编码器 |
| CA2090052C (en) * | 1992-03-02 | 1998-11-24 | Anibal Joao De Sousa Ferreira | Method and apparatus for the perceptual coding of audio signals |
| JPH1175157A (ja) * | 1997-08-29 | 1999-03-16 | Sony Corp | 映像信号及び音声信号の記録装置 |
| US6430529B1 (en) * | 1999-02-26 | 2002-08-06 | Sony Corporation | System and method for efficient time-domain aliasing cancellation |
| US6246345B1 (en) * | 1999-04-16 | 2001-06-12 | Dolby Laboratories Licensing Corporation | Using gain-adaptive quantization and non-uniform symbol lengths for improved audio coding |
| 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 |
| US6678647B1 (en) * | 2000-06-02 | 2004-01-13 | Agere Systems Inc. | Perceptual coding of audio signals using cascaded filterbanks for performing irrelevancy reduction and redundancy reduction with different spectral/temporal resolution |
| JP2002118517A (ja) * | 2000-07-31 | 2002-04-19 | Sony Corp | 直交変換装置及び方法、逆直交変換装置及び方法、変換符号化装置及び方法、並びに復号装置及び方法 |
| JP2002091500A (ja) * | 2000-09-19 | 2002-03-27 | Sharp Corp | デジタルデータ符号化方法 |
| JP3894722B2 (ja) * | 2000-10-27 | 2007-03-22 | 松下電器産業株式会社 | ステレオオーディオ信号高能率符号化装置 |
| US6963842B2 (en) * | 2001-09-05 | 2005-11-08 | Creative Technology Ltd. | Efficient system and method for converting between different transform-domain signal representations |
| JP3725876B2 (ja) * | 2002-03-27 | 2005-12-14 | 株式会社東芝 | オーディオ符号化器とその符号化処理プログラム |
| JP2003345779A (ja) * | 2003-03-26 | 2003-12-05 | Seiko Epson Corp | フィルタリング処理方法およびフィルタリング処理装置 |
| US7383180B2 (en) * | 2003-07-18 | 2008-06-03 | Microsoft Corporation | Constant bitrate media encoding techniques |
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2004
- 2004-02-19 US US10/783,951 patent/US7516064B2/en active Active
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2005
- 2005-01-21 EP EP09007093A patent/EP2088583B1/en active Active
- 2005-01-21 CA CA2554381A patent/CA2554381C/en active Active
- 2005-01-21 BR BRPI0507806-7A patent/BRPI0507806B1/pt active IP Right Grant
- 2005-01-21 CA CA2924281A patent/CA2924281C/en active Active
- 2005-01-21 DE DE602005015427T patent/DE602005015427D1/de active Active
- 2005-01-21 PL PL05705987T patent/PL1723638T3/pl unknown
- 2005-01-21 AT AT09007093T patent/ATE526660T1/de not_active IP Right Cessation
- 2005-01-21 CN CN2005800053012A patent/CN1926609B/zh active Active
- 2005-01-21 AU AU2005217943A patent/AU2005217943B2/en active Active
- 2005-01-21 PT PT05705987T patent/PT1723638E/pt unknown
- 2005-01-21 EP EP05705987A patent/EP1723638B1/en active Active
- 2005-01-21 LT LTEP10183648.4T patent/LT2293293T/lt unknown
- 2005-01-21 DK DK05705987T patent/DK1723638T3/da active
- 2005-01-21 CA CA2880055A patent/CA2880055C/en active Active
- 2005-01-21 WO PCT/US2005/001923 patent/WO2005083682A1/en active Application Filing
- 2005-01-21 CN CN2010101660941A patent/CN101826071B/zh active Active
- 2005-01-21 JP JP2006554100A patent/JP4689625B2/ja active Active
- 2005-01-21 SI SI200531468T patent/SI2088583T1/sl unknown
- 2005-01-21 EP EP10183648.4A patent/EP2293293B1/en active Active
- 2005-01-21 CA CA2860180A patent/CA2860180C/en active Active
- 2005-01-21 ES ES05705987T patent/ES2329384T3/es active Active
- 2005-01-27 TW TW100140903A patent/TWI463790B/zh active
- 2005-01-27 TW TW094102495A patent/TWI369852B/zh active
- 2005-02-18 MY MYPI20050623A patent/MY143979A/en unknown
- 2005-02-18 MY MYPI2010000721A patent/MY146425A/en unknown
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2006
- 2006-07-25 IL IL177093A patent/IL177093A/en active IP Right Grant
- 2006-08-03 KR KR1020067015751A patent/KR101273486B1/ko active IP Right Grant
- 2006-12-05 HK HK06113316.4A patent/HK1092925A1/xx unknown
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2009
- 2009-09-04 HK HK09108094.9A patent/HK1130358A1/xx unknown
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2010
- 2010-07-22 AU AU2010203126A patent/AU2010203126B2/en active Active
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2019
- 2019-12-23 CY CY20191101356T patent/CY1122444T1/el unknown
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