PL3246919T3 - Ulepszona transpozycja harmonicznych - Google Patents
Ulepszona transpozycja harmonicznychInfo
- Publication number
- PL3246919T3 PL3246919T3 PL17175871T PL17175871T PL3246919T3 PL 3246919 T3 PL3246919 T3 PL 3246919T3 PL 17175871 T PL17175871 T PL 17175871T PL 17175871 T PL17175871 T PL 17175871T PL 3246919 T3 PL3246919 T3 PL 3246919T3
- Authority
- PL
- Poland
- Prior art keywords
- harmonic transposition
- improved harmonic
- improved
- transposition
- harmonic
- Prior art date
Links
- 230000017105 transposition 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
- G10L19/02—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 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
- G10L19/04—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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Complex Calculations (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE0900087 | 2009-01-28 | ||
| US24362409P | 2009-09-18 | 2009-09-18 | |
| PCT/EP2010/053222 WO2010086461A1 (en) | 2009-01-28 | 2010-03-12 | Improved harmonic transposition |
| EP15176581.5A EP2953131B1 (en) | 2009-01-28 | 2010-03-12 | Improved harmonic transposition |
| EP17175871.7A EP3246919B1 (en) | 2009-01-28 | 2010-03-12 | Improved harmonic transposition |
| EP10708984.9A EP2392005B1 (en) | 2009-01-28 | 2010-03-12 | Improved harmonic transposition |
| EP13182785.9A EP2674943B1 (en) | 2009-01-28 | 2010-03-12 | Improved harmonic transposition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3246919T3 true PL3246919T3 (pl) | 2021-03-08 |
Family
ID=42136074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL17175871T PL3246919T3 (pl) | 2009-01-28 | 2010-03-12 | Ulepszona transpozycja harmonicznych |
Country Status (8)
| Country | Link |
|---|---|
| US (4) | US9236061B2 (pl) |
| EP (5) | EP2392005B1 (pl) |
| AU (1) | AU2010209673B2 (pl) |
| CA (4) | CA3107567C (pl) |
| ES (1) | ES2639716T3 (pl) |
| PL (1) | PL3246919T3 (pl) |
| RU (1) | RU2493618C2 (pl) |
| WO (1) | WO2010086461A1 (pl) |
Families Citing this family (43)
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|---|---|---|---|---|
| TR201910850T4 (tr) * | 2008-03-10 | 2019-08-21 | Fraunhofer Ges Forschung | Geçici bir olayı olan bir ses sinyalini değiştirmek için cihaz ve metot |
| HUE064653T2 (hu) * | 2008-12-15 | 2024-04-28 | Fraunhofer Ges Forschung | Audió sávszélesség kiterjesztés dekódoló, megfelelõ eljárás és számítógépi program |
| US8971551B2 (en) | 2009-09-18 | 2015-03-03 | Dolby International Ab | Virtual bass synthesis using harmonic transposition |
| WO2011013980A2 (en) | 2009-07-27 | 2011-02-03 | Lg Electronics Inc. | A method and an apparatus for processing an audio signal |
| EP3462450A1 (en) * | 2009-09-17 | 2019-04-03 | Unified Sound Systems, Inc. | A method and an apparatus for decoding an audio signal |
| PL4152320T3 (pl) | 2009-10-21 | 2024-02-19 | Dolby International Ab | Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji |
| CN102257567B (zh) * | 2009-10-21 | 2014-05-07 | 松下电器产业株式会社 | 音响信号处理装置、音响编码装置及音响解码装置 |
| 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 |
| 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 |
| 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 |
| US8958510B1 (en) * | 2010-06-10 | 2015-02-17 | Fredric J. Harris | Selectable bandwidth filter |
| US8948403B2 (en) * | 2010-08-06 | 2015-02-03 | Samsung Electronics Co., Ltd. | Method of processing signal, encoding apparatus thereof, decoding apparatus thereof, and signal processing system |
| MY156027A (en) | 2010-08-12 | 2015-12-31 | Fraunhofer Ges Forschung | Resampling output signals of qmf based audio codecs |
| WO2012091464A1 (ko) * | 2010-12-29 | 2012-07-05 | 삼성전자 주식회사 | 고주파수 대역폭 확장을 위한 부호화/복호화 장치 및 방법 |
| KR101826331B1 (ko) * | 2010-09-15 | 2018-03-22 | 삼성전자주식회사 | 고주파수 대역폭 확장을 위한 부호화/복호화 장치 및 방법 |
| IL317702A (en) | 2010-09-16 | 2025-02-01 | Dolby Int Ab | Method and system for harmonic, block, subchannel, and enhanced transposition by rhetorical multiplication |
| AU2015202647B2 (en) * | 2010-09-16 | 2017-05-11 | Dolby International Ab | Cross product enhanced subband block based harmonic transposition |
| AR083303A1 (es) * | 2010-10-06 | 2013-02-13 | Fraunhofer Ges Forschung | Aparato y metodo para procesar una señal de audio y para otorgar una mayor granularidad temporal para un codificador-decodificador combinado y unificado de voz y audio (usac) |
| JP5743137B2 (ja) | 2011-01-14 | 2015-07-01 | ソニー株式会社 | 信号処理装置および方法、並びにプログラム |
| CA2840732C (en) * | 2011-06-30 | 2017-06-27 | Samsung Electronics Co., Ltd | Apparatus and method for generating bandwidth extension signal |
| USRE48258E1 (en) | 2011-11-11 | 2020-10-13 | Dolby International Ab | Upsampling using oversampled SBR |
| US10083699B2 (en) * | 2012-07-24 | 2018-09-25 | Samsung Electronics Co., Ltd. | Method and apparatus for processing audio data |
| KR101775084B1 (ko) * | 2013-01-29 | 2017-09-05 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에.베. | 주파수 향상 오디오 신호를 생성하는 디코더, 디코딩 방법, 인코딩된 신호를 생성하는 인코더, 및 컴팩트 선택 사이드 정보를 이용한 인코딩 방법 |
| 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 |
| BR122020017853B1 (pt) | 2013-04-05 | 2023-03-14 | Dolby International Ab | Sistema e aparelho para codificar um sinal de voz em um fluxo de bits, e método e aparelho para decodificar sinal de áudio |
| EP2984650B1 (en) * | 2013-04-10 | 2017-05-03 | Dolby Laboratories Licensing Corporation | Audio data dereverberation |
| EP3020042B1 (en) * | 2013-07-08 | 2018-03-21 | Dolby Laboratories Licensing Corporation | Processing of time-varying metadata for lossless resampling |
| BR112016005167B1 (pt) * | 2013-09-12 | 2021-12-28 | Dolby International Ab | Decodificador de áudio, codificador de áudio e método para alinhamento no tempo de dados de processamento baseados em qmf |
| CN105900455B (zh) * | 2013-10-22 | 2018-04-06 | 延世大学工业学术合作社 | 用于处理音频信号的方法和设备 |
| US9564141B2 (en) * | 2014-02-13 | 2017-02-07 | Qualcomm Incorporated | Harmonic bandwidth extension of audio signals |
| DE102014003057B4 (de) * | 2014-03-10 | 2018-06-14 | Ask Industries Gmbh | Verfahren zur Rekonstruierung hoher Frequenzen bei verlustbehafteter Audiokomprimierung |
| 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 |
| TWI890652B (zh) * | 2015-03-13 | 2025-07-11 | 瑞典商杜比國際公司 | 音訊處理單元、用於將經編碼的音訊位元流解碼之方法以及非暫態電腦可讀媒體 |
| US10129659B2 (en) | 2015-05-08 | 2018-11-13 | Doly International AB | Dialog enhancement complemented with frequency transposition |
| WO2017080835A1 (en) * | 2015-11-10 | 2017-05-18 | Dolby International Ab | Signal-dependent companding system and method to reduce quantization noise |
| US9959877B2 (en) * | 2016-03-18 | 2018-05-01 | Qualcomm Incorporated | Multi channel coding |
| EP3246923A1 (en) * | 2016-05-20 | 2017-11-22 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for processing a multichannel audio signal |
| US10362423B2 (en) | 2016-10-13 | 2019-07-23 | Qualcomm Incorporated | Parametric audio decoding |
| EP3382701A1 (en) | 2017-03-31 | 2018-10-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for post-processing an audio signal using prediction based shaping |
| EP3382700A1 (en) * | 2017-03-31 | 2018-10-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for post-processing an audio signal using a transient location detection |
| US10573326B2 (en) * | 2017-04-05 | 2020-02-25 | Qualcomm Incorporated | Inter-channel bandwidth extension |
| GB2561594A (en) * | 2017-04-20 | 2018-10-24 | Nokia Technologies Oy | Spatially extending in the elevation domain by spectral extension |
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| US4246617A (en) * | 1979-07-30 | 1981-01-20 | Massachusetts Institute Of Technology | Digital system for changing the rate of recorded speech |
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| AU2005201813B2 (en) * | 2005-04-29 | 2011-03-24 | Phonak Ag | Sound processing with frequency transposition |
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| FR2911228A1 (fr) * | 2007-01-05 | 2008-07-11 | France Telecom | Codage par transformee, utilisant des fenetres de ponderation et a faible retard. |
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| 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 |
| TR201910850T4 (tr) * | 2008-03-10 | 2019-08-21 | Fraunhofer Ges Forschung | Geçici bir olayı olan bir ses sinyalini değiştirmek için cihaz ve metot |
| US8060042B2 (en) * | 2008-05-23 | 2011-11-15 | Lg Electronics Inc. | Method and an apparatus for processing an audio signal |
| EP4145446B1 (en) * | 2009-01-16 | 2023-11-22 | 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 |
-
2010
- 2010-03-12 PL PL17175871T patent/PL3246919T3/pl unknown
- 2010-03-12 WO PCT/EP2010/053222 patent/WO2010086461A1/en not_active Ceased
- 2010-03-12 CA CA3107567A patent/CA3107567C/en active Active
- 2010-03-12 EP EP10708984.9A patent/EP2392005B1/en active Active
- 2010-03-12 EP EP20188167.9A patent/EP3751570B1/en active Active
- 2010-03-12 CA CA2749239A patent/CA2749239C/en active Active
- 2010-03-12 CA CA3076203A patent/CA3076203C/en active Active
- 2010-03-12 CA CA2966469A patent/CA2966469C/en active Active
- 2010-03-12 ES ES15176581.5T patent/ES2639716T3/es active Active
- 2010-03-12 EP EP17175871.7A patent/EP3246919B1/en active Active
- 2010-03-12 EP EP15176581.5A patent/EP2953131B1/en active Active
- 2010-03-12 RU RU2011131717/08A patent/RU2493618C2/ru active
- 2010-03-12 AU AU2010209673A patent/AU2010209673B2/en active Active
- 2010-03-12 EP EP13182785.9A patent/EP2674943B1/en active Active
- 2010-09-14 US US12/881,821 patent/US9236061B2/en active Active
-
2015
- 2015-10-13 US US14/881,250 patent/US10043526B2/en active Active
-
2018
- 2018-07-05 US US16/027,519 patent/US10600427B2/en active Active
-
2020
- 2020-03-23 US US16/827,541 patent/US11100937B2/en active Active
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