PL3985666T3 - Ulepszona transpozycja harmonicznych - Google Patents
Ulepszona transpozycja harmonicznychInfo
- Publication number
- PL3985666T3 PL3985666T3 PL21211941.6T PL21211941T PL3985666T3 PL 3985666 T3 PL3985666 T3 PL 3985666T3 PL 21211941 T PL21211941 T PL 21211941T PL 3985666 T3 PL3985666 T3 PL 3985666T3
- Authority
- PL
- Poland
- Prior art keywords
- harmonic transposition
- improved harmonic
- improved
- transposition
- harmonic
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0900087 | 2009-01-28 | ||
US24362409P | 2009-09-18 | 2009-09-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
PL3985666T3 true PL3985666T3 (pl) | 2023-05-08 |
Family
ID=50896666
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL20188167T PL3751570T3 (pl) | 2009-01-28 | 2010-03-12 | Ulepszona transpozycja harmonicznych |
PL21211941.6T PL3985666T3 (pl) | 2009-01-28 | 2010-03-12 | Ulepszona transpozycja harmonicznych |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL20188167T PL3751570T3 (pl) | 2009-01-28 | 2010-03-12 | Ulepszona transpozycja harmonicznych |
Country Status (7)
Country | Link |
---|---|
US (1) | US11562755B2 (pl) |
EP (2) | EP4120254A1 (pl) |
BR (4) | BRPI1007528B1 (pl) |
CA (2) | CA3210604A1 (pl) |
ES (3) | ES2930054T3 (pl) |
HK (2) | HK1165077A1 (pl) |
PL (2) | PL3751570T3 (pl) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2906085T3 (es) * | 2009-10-21 | 2022-04-13 | Dolby Int Ab | Sobremuestreo en un banco de filtros de reemisor combinado |
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 |
BR112022010062A2 (pt) * | 2019-11-27 | 2022-09-06 | Fraunhofer Ges Forschung | Codificador, decodificador, aparelho para ocultação de perda de quadro, sistema e métodos |
CN111294367B (zh) * | 2020-05-14 | 2020-09-01 | 腾讯科技(深圳)有限公司 | 音频信号后处理方法和装置、存储介质及电子设备 |
Family Cites Families (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4246617A (en) | 1979-07-30 | 1981-01-20 | Massachusetts Institute Of Technology | Digital system for changing the rate of recorded speech |
SE512719C2 (sv) | 1997-06-10 | 2000-05-02 | Lars Gustaf Liljeryd | En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion |
RU2256293C2 (ru) | 1997-06-10 | 2005-07-10 | Коудинг Технолоджиз Аб | Усовершенствование исходного кодирования с использованием дублирования спектральной полосы |
JP3442974B2 (ja) | 1997-07-30 | 2003-09-02 | 本田技研工業株式会社 | 吸収式冷凍機の精留装置 |
US7272556B1 (en) | 1998-09-23 | 2007-09-18 | Lucent Technologies Inc. | Scalable and embedded codec for speech and audio signals |
EP1039442B1 (en) | 1999-03-25 | 2006-03-01 | Yamaha Corporation | Method and apparatus for compressing and generating waveform |
SE0001926D0 (sv) | 2000-05-23 | 2000-05-23 | Lars Liljeryd | Improved spectral translation/folding in the subband domain |
AUPR141200A0 (en) | 2000-11-13 | 2000-12-07 | Symons, Ian Robert | Directional microphone |
DE60137656D1 (de) | 2001-04-24 | 2009-03-26 | Nokia Corp | Verfahren zum ändern der Grösse eines Zitterpuffers und zur Zeitausrichtung, Kommunikationssystem, Empfängerseite und Transcoder |
US6963842B2 (en) | 2001-09-05 | 2005-11-08 | Creative Technology Ltd. | Efficient system and method for converting between different transform-domain signal representations |
CA2461830C (en) | 2001-09-26 | 2009-09-22 | Interact Devices | System and method for communicating media signals |
US6912495B2 (en) | 2001-11-20 | 2005-06-28 | Digital Voice Systems, Inc. | Speech model and analysis, synthesis, and quantization methods |
AU2002352182A1 (en) | 2001-11-29 | 2003-06-10 | Coding Technologies Ab | Methods for improving high frequency reconstruction |
US20080260048A1 (en) | 2004-02-16 | 2008-10-23 | Koninklijke Philips Electronics, N.V. | Transcoder and Method of Transcoding Therefore |
TWI393121B (zh) | 2004-08-25 | 2013-04-11 | Dolby Lab Licensing Corp | 處理一組n個聲音信號之方法與裝置及與其相關聯之電腦程式 |
KR100590561B1 (ko) | 2004-10-12 | 2006-06-19 | 삼성전자주식회사 | 신호의 피치를 평가하는 방법 및 장치 |
MX2007005103A (es) | 2004-11-02 | 2007-07-04 | Koninkl Philips Electronics Nv | Codificacion y decodificacion de senales de audio utilizando bancos de filtros de valor complejo. |
US7386445B2 (en) | 2005-01-18 | 2008-06-10 | Nokia Corporation | Compensation of transient effects in transform coding |
AU2005201813B2 (en) | 2005-04-29 | 2011-03-24 | Phonak Ag | Sound processing with frequency transposition |
EP1895511B1 (en) | 2005-06-23 | 2011-09-07 | Panasonic Corporation | Audio encoding apparatus, audio decoding apparatus and audio encoding information transmitting apparatus |
CN101233506A (zh) | 2005-07-29 | 2008-07-30 | 德克萨斯仪器股份有限公司 | 优化过采样离散傅立叶变换滤波器组的操作的系统和方法 |
US7197453B2 (en) | 2005-07-29 | 2007-03-27 | Texas Instruments Incorporated | System and method for optimizing the operation of an oversampled discrete Fourier transform filter bank |
US7565289B2 (en) | 2005-09-30 | 2009-07-21 | Apple Inc. | Echo avoidance in audio time stretching |
US20070083377A1 (en) | 2005-10-12 | 2007-04-12 | Steven Trautmann | Time scale modification of audio using bark bands |
US7720677B2 (en) | 2005-11-03 | 2010-05-18 | Coding Technologies Ab | Time warped modified transform coding of audio signals |
AU2005337961B2 (en) * | 2005-11-04 | 2011-04-21 | Nokia Technologies Oy | Audio compression |
TWI339991B (en) | 2006-04-27 | 2011-04-01 | Univ Nat Chiao Tung | Method for virtual bass synthesis |
US7818079B2 (en) | 2006-06-09 | 2010-10-19 | Nokia Corporation | Equalization based on digital signal processing in downsampled domains |
EP1879293B1 (en) | 2006-07-10 | 2019-02-20 | Harman Becker Automotive Systems GmbH | Partitioned fast convolution in the time and frequency domain |
US8135047B2 (en) | 2006-07-31 | 2012-03-13 | Qualcomm Incorporated | Systems and methods for including an identifier with a packet associated with a speech signal |
RU2420815C2 (ru) | 2006-10-25 | 2011-06-10 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Устройство и способ для генерации значений подполос звукового сигнала и устройство и способ для генерации отсчетов звукового сигнала во временной области |
FR2911228A1 (fr) | 2007-01-05 | 2008-07-11 | France Telecom | Codage par transformee, utilisant des fenetres de ponderation et a faible retard. |
EP2186088B1 (en) | 2007-08-27 | 2017-11-15 | Telefonaktiebolaget LM Ericsson (publ) | Low-complexity spectral analysis/synthesis using selectable time resolution |
US8121299B2 (en) | 2007-08-30 | 2012-02-21 | Texas Instruments Incorporated | Method and system for music detection |
US8706496B2 (en) | 2007-09-13 | 2014-04-22 | Universitat Pompeu Fabra | Audio signal transforming by utilizing a computational cost function |
DE102008015702B4 (de) | 2008-01-31 | 2010-03-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zur Bandbreitenerweiterung eines Audiosignals |
CN102789785B (zh) | 2008-03-10 | 2016-08-17 | 弗劳恩霍夫应用研究促进协会 | 操纵具有瞬变事件的音频信号的方法和设备 |
US8060042B2 (en) | 2008-05-23 | 2011-11-15 | Lg Electronics Inc. | Method and an apparatus for processing an audio signal |
CA3231911A1 (en) | 2009-01-16 | 2010-07-22 | Dolby International Ab | Cross product enhanced harmonic transposition |
EP2214165A3 (en) | 2009-01-30 | 2010-09-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and computer program for manipulating an audio signal comprising a transient event |
CO6440537A2 (es) | 2009-04-09 | 2012-05-15 | Fraunhofer Ges Forschung | Aparato y metodo para generar una señal de audio de sintesis y para codificar una señal de audio |
US8971551B2 (en) | 2009-09-18 | 2015-03-03 | Dolby International Ab | Virtual bass synthesis using harmonic transposition |
CN103559891B (zh) | 2009-09-18 | 2016-05-11 | 杜比国际公司 | 改进的谐波转置 |
-
2010
- 2010-03-12 ES ES21211941T patent/ES2930054T3/es active Active
- 2010-03-12 BR BRPI1007528-3A patent/BRPI1007528B1/pt active IP Right Grant
- 2010-03-12 PL PL20188167T patent/PL3751570T3/pl unknown
- 2010-03-12 CA CA3210604A patent/CA3210604A1/en active Pending
- 2010-03-12 BR BR122019023713-1A patent/BR122019023713B1/pt active IP Right Grant
- 2010-03-12 BR BR122019023712-3A patent/BR122019023712B1/pt active IP Right Grant
- 2010-03-12 PL PL21211941.6T patent/PL3985666T3/pl unknown
- 2010-03-12 BR BR122019023709-3A patent/BR122019023709B1/pt active IP Right Grant
- 2010-03-12 ES ES17175871T patent/ES2826324T3/es active Active
- 2010-03-12 EP EP22189877.8A patent/EP4120254A1/en active Pending
- 2010-03-12 EP EP21211941.6A patent/EP3985666B1/en active Active
- 2010-03-12 CA CA3162808A patent/CA3162808C/en active Active
- 2010-03-12 ES ES20188167T patent/ES2906255T3/es active Active
-
2012
- 2012-06-06 HK HK12105491.9A patent/HK1165077A1/xx unknown
-
2016
- 2016-01-26 HK HK16100835.1A patent/HK1213079A1/zh unknown
-
2021
- 2021-08-23 US US17/409,592 patent/US11562755B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP3985666A1 (en) | 2022-04-20 |
ES2906255T3 (es) | 2022-04-13 |
EP4120254A1 (en) | 2023-01-18 |
BR122019023709B1 (pt) | 2020-10-27 |
HK1165077A1 (en) | 2012-09-28 |
BRPI1007528A2 (pt) | 2019-12-24 |
BR122019023713B1 (pt) | 2020-10-27 |
BR122019023712B1 (pt) | 2020-10-27 |
HK1213079A1 (zh) | 2016-06-24 |
US11562755B2 (en) | 2023-01-24 |
CA3162808C (en) | 2023-10-10 |
CA3210604A1 (en) | 2010-08-05 |
EP3985666B1 (en) | 2022-08-17 |
US20210383817A1 (en) | 2021-12-09 |
PL3751570T3 (pl) | 2022-03-07 |
CA3162808A1 (en) | 2010-08-05 |
ES2826324T3 (es) | 2021-05-18 |
BRPI1007528B1 (pt) | 2020-10-13 |
ES2930054T3 (es) | 2022-12-05 |
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