BRPI0910792A2 - "sintetizador de sinal de áudio e codificador de sinal de áudio" - Google Patents
"sintetizador de sinal de áudio e codificador de sinal de áudio"Info
- Publication number
- BRPI0910792A2 BRPI0910792A2 BRPI0910792A BRPI0910792A BRPI0910792A2 BR PI0910792 A2 BRPI0910792 A2 BR PI0910792A2 BR PI0910792 A BRPI0910792 A BR PI0910792A BR PI0910792 A BRPI0910792 A BR PI0910792A BR PI0910792 A2 BRPI0910792 A2 BR PI0910792A2
- Authority
- BR
- Brazil
- Prior art keywords
- audio signal
- synthesizer
- encoder
- signal encoder
- signal synthesizer
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title 2
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
-
- 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
- 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
- G10L19/04—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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Stereophonic System (AREA)
- Circuit For Audible Band Transducer (AREA)
- Reverberation, Karaoke And Other Acoustics (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7983908P | 2008-07-11 | 2008-07-11 | |
| US61/079,839 | 2008-07-11 | ||
| US10382008P | 2008-10-08 | 2008-10-08 | |
| US61/103,820 | 2008-10-08 | ||
| PCT/EP2009/004451 WO2010003539A1 (en) | 2008-07-11 | 2009-06-19 | Audio signal synthesizer and audio signal encoder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BRPI0910792A2 true BRPI0910792A2 (pt) | 2015-10-06 |
| BRPI0910792B1 BRPI0910792B1 (pt) | 2020-03-24 |
Family
ID=41120013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0910792-4A BRPI0910792B1 (pt) | 2008-07-11 | 2009-06-19 | "sintetizador de sinal de áudio e codificador de sinal de áudio" |
Country Status (16)
| Country | Link |
|---|---|
| US (3) | US8731948B2 (pt) |
| EP (1) | EP2301026B1 (pt) |
| JP (1) | JP5244971B2 (pt) |
| KR (1) | KR101223835B1 (pt) |
| CN (1) | CN102089816B (pt) |
| AR (1) | AR072864A1 (pt) |
| AU (1) | AU2009267525B2 (pt) |
| BR (1) | BRPI0910792B1 (pt) |
| CA (1) | CA2730198C (pt) |
| CO (1) | CO6341675A2 (pt) |
| ES (1) | ES2796552T3 (pt) |
| MX (1) | MX2011000372A (pt) |
| RU (1) | RU2491658C2 (pt) |
| TW (1) | TWI441162B (pt) |
| WO (1) | WO2010003539A1 (pt) |
| ZA (1) | ZA201009208B (pt) |
Families Citing this family (54)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL2346029T3 (pl) * | 2008-07-11 | 2013-11-29 | Fraunhofer Ges Forschung | Koder sygnału audio, sposób kodowania sygnału audio i odpowiadający mu program komputerowy |
| CA2730198C (en) | 2008-07-11 | 2014-09-16 | Frederik Nagel | Audio signal synthesizer and audio signal encoder |
| PL4231295T3 (pl) * | 2008-12-15 | 2024-05-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Sposób dekodowania powiększania szerokości pasma audio oraz program komputerowy |
| EP2239732A1 (en) | 2009-04-09 | 2010-10-13 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. | Apparatus and method for generating a synthesis audio signal and for encoding an audio signal |
| RU2452044C1 (ru) | 2009-04-02 | 2012-05-27 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Устройство, способ и носитель с программным кодом для генерирования представления сигнала с расширенным диапазоном частот на основе представления входного сигнала с использованием сочетания гармонического расширения диапазона частот и негармонического расширения диапазона частот |
| 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 |
| CN101566940B (zh) * | 2009-05-25 | 2012-02-29 | 中兴通讯股份有限公司 | 实现无线数据终端通用串行总线音频传输的方法及装置 |
| JP5754899B2 (ja) | 2009-10-07 | 2015-07-29 | ソニー株式会社 | 復号装置および方法、並びにプログラム |
| US9838784B2 (en) | 2009-12-02 | 2017-12-05 | Knowles Electronics, Llc | Directional audio capture |
| EP2362375A1 (en) * | 2010-02-26 | 2011-08-31 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. | Apparatus and method for modifying an audio signal using harmonic locking |
| JP5671823B2 (ja) * | 2010-03-24 | 2015-02-18 | 株式会社Ｊｖｃケンウッド | 高調波生成方法、高調波生成装置、及び、プログラム |
| JP5850216B2 (ja) | 2010-04-13 | 2016-02-03 | ソニー株式会社 | 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム |
| JP5609737B2 (ja) | 2010-04-13 | 2014-10-22 | ソニー株式会社 | 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム |
| JP5719922B2 (ja) * | 2010-04-13 | 2015-05-20 | フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | サンプルごとに正確なオーディオ信号表現のための方法、エンコーダ及びデコーダ |
| US8798290B1 (en) | 2010-04-21 | 2014-08-05 | Audience, Inc. | Systems and methods for adaptive signal equalization |
| US9558755B1 (en) | 2010-05-20 | 2017-01-31 | Knowles Electronics, Llc | Noise suppression assisted automatic speech recognition |
| JP6075743B2 (ja) | 2010-08-03 | 2017-02-08 | 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 |
| CA2813859C (en) | 2010-10-06 | 2016-07-12 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for processing an audio signal and for providing a higher temporal granularity for a combined unified speech and audio codec (usac) |
| JP5707842B2 (ja) | 2010-10-15 | 2015-04-30 | ソニー株式会社 | 符号化装置および方法、復号装置および方法、並びにプログラム |
| WO2012158333A1 (en) | 2011-05-19 | 2012-11-22 | Dolby Laboratories Licensing Corporation | Forensic detection of parametric audio coding schemes |
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| KR101920029B1 (ko) | 2012-08-03 | 2018-11-19 | 삼성전자주식회사 | 모바일 장치 및 제어방법 |
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| SG10201608613QA (en) * | 2013-01-29 | 2016-12-29 | Fraunhofer Ges Forschung | Decoder For Generating A Frequency Enhanced Audio Signal, Method Of Decoding, Encoder For Generating An Encoded Signal And Method Of Encoding Using Compact Selection Side Information |
| US9060223B2 (en) * | 2013-03-07 | 2015-06-16 | Aphex, Llc | Method and circuitry for processing audio signals |
| EP2981960B1 (en) | 2013-04-05 | 2019-03-13 | Dolby International AB | Stereo audio encoder and decoder |
| EP3671738B1 (en) * | 2013-04-05 | 2024-06-05 | Dolby International AB | Audio encoder and decoder |
| 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 |
| EP2830054A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder and related methods using two-channel processing within an intelligent gap filling framework |
| 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 |
| EP2830055A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Context-based entropy coding of sample values of a spectral envelope |
| JP6531649B2 (ja) | 2013-09-19 | 2019-06-19 | ソニー株式会社 | 符号化装置および方法、復号化装置および方法、並びにプログラム |
| KR102356012B1 (ko) | 2013-12-27 | 2022-01-27 | 소니그룹주식회사 | 복호화 장치 및 방법, 및 프로그램 |
| US20150350784A1 (en) * | 2014-04-03 | 2015-12-03 | Uma Satish Doshi | Music adaptive speaker system and method |
| EP2963646A1 (en) | 2014-07-01 | 2016-01-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoder and method for decoding an audio signal, encoder and method for encoding an audio signal |
| CN106448688B (zh) | 2014-07-28 | 2019-11-05 | 华为技术有限公司 | 音频编码方法及相关装置 |
| EP2980792A1 (en) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for generating an enhanced signal using independent noise-filling |
| WO2016040885A1 (en) | 2014-09-12 | 2016-03-17 | Audience, Inc. | Systems and methods for restoration of speech components |
| CN107210824A (zh) | 2015-01-30 | 2017-09-26 | 美商楼氏电子有限公司 | 麦克风的环境切换 |
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| TWI693595B (zh) * | 2015-03-13 | 2020-05-11 | 瑞典商杜比國際公司 | 解碼具有增強頻譜帶複製元資料在至少一填充元素中的音訊位元流 |
| JP6611042B2 (ja) * | 2015-12-02 | 2019-11-27 | パナソニックＩｐマネジメント株式会社 | 音声信号復号装置及び音声信号復号方法 |
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| CN114882867B (zh) * | 2022-04-13 | 2024-05-28 | 天津大学 | 基于滤波器组频率区分的深度网络波形合成方法及装置 |
| US12469506B2 (en) * | 2023-06-13 | 2025-11-11 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for audio decoding supporting two spectral band replication modes |
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| JP5606433B2 (ja) | 2008-07-11 | 2014-10-15 | フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | オーディオエンコーダ及びオーディオデコーダ |
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2009
- 2009-06-19 CA CA2730198A patent/CA2730198C/en active Active
- 2009-06-19 BR BRPI0910792-4A patent/BRPI0910792B1/pt active IP Right Grant
- 2009-06-19 MX MX2011000372A patent/MX2011000372A/es active IP Right Grant
- 2009-06-19 AU AU2009267525A patent/AU2009267525B2/en active Active
- 2009-06-19 WO PCT/EP2009/004451 patent/WO2010003539A1/en not_active Ceased
- 2009-06-19 JP JP2011516984A patent/JP5244971B2/ja active Active
- 2009-06-19 KR KR1020117000298A patent/KR101223835B1/ko active Active
- 2009-06-19 CN CN2009801270950A patent/CN102089816B/zh active Active
- 2009-06-19 RU RU2011101616/08A patent/RU2491658C2/ru active
- 2009-06-19 ES ES09776790T patent/ES2796552T3/es active Active
- 2009-06-19 EP EP09776790.9A patent/EP2301026B1/en active Active
- 2009-07-07 AR ARP090102549A patent/AR072864A1/es active IP Right Grant
- 2009-07-07 TW TW098122891A patent/TWI441162B/zh active
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2010
- 2010-12-22 ZA ZA2010/09208A patent/ZA201009208B/en unknown
- 2010-12-29 CO CO10164067A patent/CO6341675A2/es active IP Right Grant
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2011
- 2011-01-11 US US13/004,248 patent/US8731948B2/en active Active
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2014
- 2014-04-10 US US14/250,139 patent/US10014000B2/en active Active
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2018
- 2018-06-06 US US16/001,572 patent/US10522168B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| KR20110040817A (ko) | 2011-04-20 |
| WO2010003539A1 (en) | 2010-01-14 |
| US20180350387A1 (en) | 2018-12-06 |
| EP2301026A1 (en) | 2011-03-30 |
| TW201009807A (en) | 2010-03-01 |
| RU2491658C2 (ru) | 2013-08-27 |
| KR101223835B1 (ko) | 2013-01-17 |
| JP2011527447A (ja) | 2011-10-27 |
| CA2730198C (en) | 2014-09-16 |
| CO6341675A2 (es) | 2011-11-21 |
| ES2796552T3 (es) | 2020-11-27 |
| JP5244971B2 (ja) | 2013-07-24 |
| TWI441162B (zh) | 2014-06-11 |
| US8731948B2 (en) | 2014-05-20 |
| US10522168B2 (en) | 2019-12-31 |
| CA2730198A1 (en) | 2010-01-14 |
| CN102089816A (zh) | 2011-06-08 |
| US20110173006A1 (en) | 2011-07-14 |
| ZA201009208B (en) | 2011-10-26 |
| RU2011101616A (ru) | 2012-07-27 |
| AU2009267525A1 (en) | 2010-01-14 |
| AR072864A1 (es) | 2010-09-29 |
| BRPI0910792B1 (pt) | 2020-03-24 |
| US10014000B2 (en) | 2018-07-03 |
| CN102089816B (zh) | 2013-01-30 |
| US20140222434A1 (en) | 2014-08-07 |
| MX2011000372A (es) | 2011-05-19 |
| AU2009267525B2 (en) | 2012-12-20 |
| EP2301026B1 (en) | 2020-03-04 |
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