BRPI0409970B1 - “Método para codificar um sinal de som amostrado, método para decodificar um fluxo de bit representativo de um sinal de som amostrado, codificador, decodificador e fluxo de bit” - Google Patents
“Método para codificar um sinal de som amostrado, método para decodificar um fluxo de bit representativo de um sinal de som amostrado, codificador, decodificador e fluxo de bit” Download PDFInfo
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- BRPI0409970B1 BRPI0409970B1 BRPI0409970-2A BRPI0409970A BRPI0409970B1 BR PI0409970 B1 BRPI0409970 B1 BR PI0409970B1 BR PI0409970 A BRPI0409970 A BR PI0409970A BR PI0409970 B1 BRPI0409970 B1 BR PI0409970B1
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- Prior art keywords
- gain
- codebook
- fact
- quantization
- subframes
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- 238000000034 method Methods 0.000 title claims abstract description 74
- 230000005236 sound signal Effects 0.000 title claims abstract description 46
- 238000013139 quantization Methods 0.000 claims abstract description 172
- 239000013598 vector Substances 0.000 claims description 41
- 230000004044 response Effects 0.000 claims description 25
- 238000003786 synthesis reaction Methods 0.000 claims description 21
- 230000015572 biosynthetic process Effects 0.000 claims description 20
- 230000003044 adaptive effect Effects 0.000 claims description 19
- 238000004364 calculation method Methods 0.000 claims description 10
- 238000012937 correction Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 abstract description 19
- 238000004590 computer program Methods 0.000 abstract 1
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 230000005284 excitation Effects 0.000 description 19
- 238000004458 analytical method Methods 0.000 description 12
- 238000005070 sampling Methods 0.000 description 9
- 230000006870 function Effects 0.000 description 7
- 230000001052 transient effect Effects 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 230000011664 signaling Effects 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 4
- 238000004422 calculation algorithm Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010348 incorporation Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
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- 241001237745 Salamis Species 0.000 description 1
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- 238000012360 testing method Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/083—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being an excitation gain
-
- 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
-
- 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
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)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Image Processing (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US46678403P | 2003-05-01 | 2003-05-01 | |
| US60/466,784 | 2003-05-01 | ||
| PCT/CA2004/000380 WO2004097797A1 (en) | 2003-05-01 | 2004-03-12 | Method and device for gain quantization in variable bit rate wideband speech coding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BRPI0409970A BRPI0409970A (pt) | 2006-04-25 |
| BRPI0409970B1 true BRPI0409970B1 (pt) | 2018-07-24 |
Family
ID=33418422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0409970-2A BRPI0409970B1 (pt) | 2003-05-01 | 2004-03-12 | “Método para codificar um sinal de som amostrado, método para decodificar um fluxo de bit representativo de um sinal de som amostrado, codificador, decodificador e fluxo de bit” |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US7778827B2 (enExample) |
| EP (1) | EP1618557B1 (enExample) |
| JP (1) | JP4390803B2 (enExample) |
| KR (1) | KR100732659B1 (enExample) |
| CN (1) | CN1820306B (enExample) |
| AT (1) | ATE368279T1 (enExample) |
| BR (1) | BRPI0409970B1 (enExample) |
| DE (1) | DE602004007786T2 (enExample) |
| MY (1) | MY143176A (enExample) |
| RU (1) | RU2316059C2 (enExample) |
| WO (1) | WO2004097797A1 (enExample) |
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| US7353436B2 (en) * | 2004-07-21 | 2008-04-01 | Pulse-Link, Inc. | Synchronization code methods |
| US7630886B2 (en) * | 2005-01-14 | 2009-12-08 | Nokia Corporation | Hochwald construction of unitary matrix codebooks via eigen coordinate transformations |
| US8031583B2 (en) * | 2005-03-30 | 2011-10-04 | Motorola Mobility, Inc. | Method and apparatus for reducing round trip latency and overhead within a communication system |
| AU2006232357C1 (en) | 2005-04-01 | 2010-11-25 | Qualcomm Incorporated | Method and apparatus for vector quantizing of a spectral envelope representation |
| WO2006116025A1 (en) * | 2005-04-22 | 2006-11-02 | Qualcomm Incorporated | Systems, methods, and apparatus for gain factor smoothing |
| US20070005347A1 (en) * | 2005-06-30 | 2007-01-04 | Kotzin Michael D | Method and apparatus for data frame construction |
| US7587314B2 (en) * | 2005-08-29 | 2009-09-08 | Nokia Corporation | Single-codebook vector quantization for multiple-rate applications |
| US9454974B2 (en) * | 2006-07-31 | 2016-09-27 | Qualcomm Incorporated | Systems, methods, and apparatus for gain factor limiting |
| US8400998B2 (en) | 2006-08-23 | 2013-03-19 | Motorola Mobility Llc | Downlink control channel signaling in wireless communication systems |
| US7788827B2 (en) * | 2007-03-06 | 2010-09-07 | Nike, Inc. | Article of footwear with mesh on outsole and insert |
| US9466307B1 (en) * | 2007-05-22 | 2016-10-11 | Digimarc Corporation | Robust spectral encoding and decoding methods |
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| AU2008326956B2 (en) * | 2007-11-21 | 2011-02-17 | Lg Electronics Inc. | A method and an apparatus for processing a signal |
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| EP2107556A1 (en) * | 2008-04-04 | 2009-10-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio transform coding using pitch correction |
| RU2486609C2 (ru) * | 2008-06-19 | 2013-06-27 | Панасоник Корпорейшн | Квантователь, кодер и их способы |
| ES2650492T3 (es) * | 2008-07-10 | 2018-01-18 | Voiceage Corporation | Dispositivo y método de cuantificación de filtro LPC de múltiples referencias |
| EP2311033B1 (en) | 2008-07-11 | 2011-12-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Providing a time warp activation signal and encoding an audio signal therewith |
| MY154452A (en) | 2008-07-11 | 2015-06-15 | Fraunhofer Ges Forschung | An apparatus and a method for decoding an encoded audio signal |
| EP2304722B1 (en) * | 2008-07-17 | 2018-03-14 | Nokia Technologies Oy | Method and apparatus for fast nearest-neighbor search for vector quantizers |
| CN101615395B (zh) | 2008-12-31 | 2011-01-12 | 华为技术有限公司 | 信号编码、解码方法及装置、系统 |
| CN101604525B (zh) * | 2008-12-31 | 2011-04-06 | 华为技术有限公司 | 基音增益获取方法、装置及编码器、解码器 |
| US8855062B2 (en) | 2009-05-28 | 2014-10-07 | Qualcomm Incorporated | Dynamic selection of subframe formats in a wireless network |
| KR20110001130A (ko) * | 2009-06-29 | 2011-01-06 | 삼성전자주식회사 | 가중 선형 예측 변환을 이용한 오디오 신호 부호화 및 복호화 장치 및 그 방법 |
| JP6214160B2 (ja) * | 2009-10-20 | 2017-10-18 | フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ | マルチモードオーディオコーデックおよびそれに適応されるｃｅｌｐ符号化 |
| EP4362014B1 (en) * | 2009-10-20 | 2025-04-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio signal decoder, corresponding method and computer program |
| RU2435214C2 (ru) * | 2010-02-01 | 2011-11-27 | Государственное образовательное учреждение высшего профессионального образования Академия Федеральной службы охраны Российской Федерации (Академия ФСО России) | Способ быстрого поиска в кодовой книге при векторном квантовании |
| US8924200B2 (en) * | 2010-10-15 | 2014-12-30 | Motorola Mobility Llc | Audio signal bandwidth extension in CELP-based speech coder |
| US8868432B2 (en) * | 2010-10-15 | 2014-10-21 | Motorola Mobility Llc | Audio signal bandwidth extension in CELP-based speech coder |
| CN101986629B (zh) * | 2010-10-25 | 2013-06-05 | 华为技术有限公司 | 估计窄带干扰的方法、装置及接收设备 |
| KR20120046627A (ko) * | 2010-11-02 | 2012-05-10 | 삼성전자주식회사 | 화자 적응 방법 및 장치 |
| US9626982B2 (en) | 2011-02-15 | 2017-04-18 | Voiceage Corporation | Device and method for quantizing the gains of the adaptive and fixed contributions of the excitation in a CELP codec |
| CA2821577C (en) | 2011-02-15 | 2020-03-24 | Voiceage Evs Llc | Device and method for quantizing the gains of the adaptive and fixed contributions of the excitation in a celp codec |
| GB2490879B (en) | 2011-05-12 | 2018-12-26 | Qualcomm Technologies Int Ltd | Hybrid coded audio data streaming apparatus and method |
| CN103915097B (zh) * | 2013-01-04 | 2017-03-22 | 中国移动通信集团公司 | 一种语音信号处理方法、装置和系统 |
| US9607624B2 (en) | 2013-03-29 | 2017-03-28 | Apple Inc. | Metadata driven dynamic range control |
| TWI557726B (zh) * | 2013-08-29 | 2016-11-11 | 杜比國際公司 | 用於決定音頻信號的高頻帶信號的主比例因子頻帶表之系統和方法 |
| KR101849613B1 (ko) | 2013-10-18 | 2018-04-18 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 스피치 관련 스펙트럼 정형 정보를 사용하는 오디오 신호의 인코딩 및 오디오 신호의 디코딩을 위한 개념 |
| EP3779982B1 (en) | 2013-10-18 | 2025-07-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Concept of encoding an audio signal and decoding an audio signal using deterministic and noise like information |
| CN106033672B (zh) * | 2015-03-09 | 2021-04-09 | 华为技术有限公司 | 确定声道间时间差参数的方法和装置 |
| US10944418B2 (en) | 2018-01-26 | 2021-03-09 | Mediatek Inc. | Analog-to-digital converter capable of generate digital output signal having different bits |
| CN113823298B (zh) * | 2021-06-15 | 2024-04-16 | 腾讯科技（深圳）有限公司 | 语音数据处理方法、装置、计算机设备及存储介质 |
| CN117476022A (zh) * | 2022-07-29 | 2024-01-30 | 荣耀终端有限公司 | 声音编解码方法以及相关装置、系统 |
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| US5701392A (en) * | 1990-02-23 | 1997-12-23 | Universite De Sherbrooke | Depth-first algebraic-codebook search for fast coding of speech |
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| JP4330346B2 (ja) | 2002-02-04 | 2009-09-16 | 富士通株式会社 | 音声符号に対するデータ埋め込み／抽出方法および装置並びにシステム |
-
2004
- 2004-03-12 AT AT04719892T patent/ATE368279T1/de active
- 2004-03-12 BR BRPI0409970-2A patent/BRPI0409970B1/pt not_active IP Right Cessation
- 2004-03-12 CN CN2004800183844A patent/CN1820306B/zh not_active Expired - Lifetime
- 2004-03-12 DE DE602004007786T patent/DE602004007786T2/de not_active Expired - Lifetime
- 2004-03-12 JP JP2006504076A patent/JP4390803B2/ja not_active Expired - Lifetime
- 2004-03-12 WO PCT/CA2004/000380 patent/WO2004097797A1/en not_active Ceased
- 2004-03-12 EP EP04719892A patent/EP1618557B1/en not_active Expired - Lifetime
- 2004-03-12 KR KR1020057020667A patent/KR100732659B1/ko not_active Expired - Lifetime
- 2004-03-12 RU RU2005137320/09A patent/RU2316059C2/ru active
- 2004-03-18 MY MYPI20040966A patent/MY143176A/en unknown
-
2005
- 2005-01-19 US US11/039,538 patent/US7778827B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| RU2316059C2 (ru) | 2008-01-27 |
| HK1082315A1 (en) | 2006-06-02 |
| JP4390803B2 (ja) | 2009-12-24 |
| BRPI0409970A (pt) | 2006-04-25 |
| DE602004007786T2 (de) | 2008-04-30 |
| ATE368279T1 (de) | 2007-08-15 |
| CN1820306B (zh) | 2010-05-05 |
| US20050251387A1 (en) | 2005-11-10 |
| KR100732659B1 (ko) | 2007-06-27 |
| RU2005137320A (ru) | 2006-06-10 |
| DE602004007786D1 (de) | 2007-09-06 |
| JP2006525533A (ja) | 2006-11-09 |
| KR20060007412A (ko) | 2006-01-24 |
| WO2004097797A1 (en) | 2004-11-11 |
| CN1820306A (zh) | 2006-08-16 |
| EP1618557A1 (en) | 2006-01-25 |
| US7778827B2 (en) | 2010-08-17 |
| MY143176A (en) | 2011-03-31 |
| EP1618557B1 (en) | 2007-07-25 |
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Legal Events
| Date | Code | Title | Description |
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| B25A | Requested transfer of rights approved |
Owner name: NOKIA TECHNOLOGIES OY (FI) |
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| B15K | Others concerning applications: alteration of classification |
Ipc: G10L 19/083 (2013.01), G10L 19/12 (2013.01) |
|
| B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
| B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 24/07/2018, OBSERVADAS AS CONDICOES LEGAIS. |
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| B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE A 21A ANUIDADE. |
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| B21H | Decision of lapse of a patent or of a certificate of addition of invention cancelled [chapter 21.8 patent gazette] |
Free format text: ANULADA A PUBLICACAO CODIGO 21.6 NA RPI NO 2822 DE 04/02/2025 POR TER SIDO INDEVIDA, TENDO EM VISTA O FIM DO PRAZO DE VIGENCIA DA PATENTE. |