NO2313887T3 - - Google Patents
Info
- Publication number
- NO2313887T3 NO2313887T3 NO09793769A NO09793769A NO2313887T3 NO 2313887 T3 NO2313887 T3 NO 2313887T3 NO 09793769 A NO09793769 A NO 09793769A NO 09793769 A NO09793769 A NO 09793769A NO 2313887 T3 NO2313887 T3 NO 2313887T3
- Authority
- NO
- Norway
Links
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
- G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
-
- 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
-
- 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
- H03M7/3082—Vector coding
-
- 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
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)
- Spectroscopy & Molecular Physics (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12966908P | 2008-07-10 | 2008-07-10 | |
| US20207509P | 2009-01-27 | 2009-01-27 | |
| PCT/CA2009/000980 WO2010003253A1 (en) | 2008-07-10 | 2009-07-10 | Variable bit rate lpc filter quantizing and inverse quantizing device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO2313887T3 true NO2313887T3 (https=) | 2018-02-10 |
Family
ID=41506638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO09793769A NO2313887T3 (https=) | 2008-07-10 | 2009-07-10 |
Country Status (16)
| Country | Link |
|---|---|
| US (4) | US8332213B2 (https=) |
| EP (3) | EP2313887B1 (https=) |
| JP (2) | JP2011527442A (https=) |
| KR (2) | KR101604774B1 (https=) |
| CN (2) | CN102119414B (https=) |
| BR (1) | BRPI0915450B1 (https=) |
| CA (5) | CA2972812C (https=) |
| CY (3) | CY1119501T1 (https=) |
| DK (3) | DK2301022T3 (https=) |
| ES (3) | ES2639747T3 (https=) |
| MX (1) | MX2011000363A (https=) |
| NO (1) | NO2313887T3 (https=) |
| PL (1) | PL2313887T3 (https=) |
| PT (3) | PT2301022T (https=) |
| RU (2) | RU2509379C2 (https=) |
| WO (3) | WO2010003253A1 (https=) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2008107027A1 (en) | 2007-03-02 | 2008-09-12 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods and arrangements in a telecommunications network |
| CN101308655B (zh) * | 2007-05-16 | 2011-07-06 | 展讯通信（上海）有限公司 | 一种音频编解码方法与装置 |
| ATE518224T1 (de) * | 2008-01-04 | 2011-08-15 | Dolby Int Ab | Audiokodierer und -dekodierer |
| US20110158189A1 (en) * | 2009-12-29 | 2011-06-30 | Industrial Technology Research Institute | Methods and Apparatus for Multi-Transmitter Collaborative Communications Systems |
| KR101660843B1 (ko) | 2010-05-27 | 2016-09-29 | 삼성전자주식회사 | Ｌｐｃ 계수 양자화를 위한 가중치 함수 결정 장치 및 방법 |
| JP5882895B2 (ja) * | 2010-06-14 | 2016-03-09 | パナソニック株式会社 | 復号装置 |
| KR101696632B1 (ko) | 2010-07-02 | 2017-01-16 | 돌비 인터네셔널 에이비 | 선택적인 베이스 포스트 필터 |
| KR101747917B1 (ko) * | 2010-10-18 | 2017-06-15 | 삼성전자주식회사 | 선형 예측 계수를 양자화하기 위한 저복잡도를 가지는 가중치 함수 결정 장치 및 방법 |
| CN104025191A (zh) * | 2011-10-18 | 2014-09-03 | 爱立信(中国)通信有限公司 | 用于自适应多速率编解码器的改进方法和设备 |
| US9208775B2 (en) * | 2013-02-21 | 2015-12-08 | Qualcomm Incorporated | Systems and methods for determining pitch pulse period signal boundaries |
| US9842598B2 (en) * | 2013-02-21 | 2017-12-12 | Qualcomm Incorporated | Systems and methods for mitigating potential frame instability |
| EP3217398B1 (en) | 2013-04-05 | 2019-08-14 | Dolby International AB | Advanced quantizer |
| SG10201710019SA (en) | 2013-05-24 | 2018-01-30 | Dolby Int Ab | Audio Encoder And Decoder |
| FR3008533A1 (fr) * | 2013-07-12 | 2015-01-16 | Orange | Facteur d'echelle optimise pour l'extension de bande de frequence dans un decodeur de signaux audiofrequences |
| CN104299614B (zh) * | 2013-07-16 | 2017-12-29 | 华为技术有限公司 | 解码方法和解码装置 |
| US10970967B2 (en) * | 2014-09-24 | 2021-04-06 | Jcm American Corporation | Electronic voucher ticket system |
| US9407989B1 (en) | 2015-06-30 | 2016-08-02 | Arthur Woodrow | Closed audio circuit |
| CN111899746B (zh) * | 2016-03-21 | 2022-10-18 | 华为技术有限公司 | 加权矩阵系数的自适应量化 |
| US10366698B2 (en) | 2016-08-30 | 2019-07-30 | Dts, Inc. | Variable length coding of indices and bit scheduling in a pyramid vector quantizer |
| TWI812658B (zh) | 2017-12-19 | 2023-08-21 | 瑞典商都比國際公司 | 用於統一語音及音訊之解碼及編碼去關聯濾波器之改良之方法、裝置及系統 |
| CN111670439A (zh) * | 2017-12-19 | 2020-09-15 | 杜比国际公司 | 用于统一语音及音频解码改进的方法及设备系统 |
| WO2019121982A1 (en) | 2017-12-19 | 2019-06-27 | Dolby International Ab | Methods and apparatus for unified speech and audio decoding qmf based harmonic transposer improvements |
| US10950251B2 (en) * | 2018-03-05 | 2021-03-16 | Dts, Inc. | Coding of harmonic signals in transform-based audio codecs |
| CN113571073A (zh) * | 2020-04-28 | 2021-10-29 | 华为技术有限公司 | 一种线性预测编码参数的编码方法和编码装置 |
| WO2022008454A1 (en) | 2020-07-07 | 2022-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio quantizer and audio dequantizer and related methods |
| WO2022097239A1 (ja) * | 2020-11-05 | 2022-05-12 | 日本電信電話株式会社 | 音信号精製方法、音信号復号方法、これらの装置、プログラム及び記録媒体 |
| US12354614B2 (en) * | 2022-10-28 | 2025-07-08 | Electronics And Telecommunications Research Institute | Speech coding method and apparatus for performing the same |
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2009
- 2009-07-10 NO NO09793769A patent/NO2313887T3/no unknown
- 2009-07-10 MX MX2011000363A patent/MX2011000363A/es active IP Right Grant
- 2009-07-10 CA CA2972812A patent/CA2972812C/en active Active
- 2009-07-10 US US12/501,188 patent/US8332213B2/en active Active
- 2009-07-10 DK DK09793770.0T patent/DK2301022T3/en active
- 2009-07-10 WO PCT/CA2009/000980 patent/WO2010003253A1/en not_active Ceased
- 2009-07-10 PT PT97937700T patent/PT2301022T/pt unknown
- 2009-07-10 PT PT97937684T patent/PT2301021T/pt unknown
- 2009-07-10 JP JP2011516938A patent/JP2011527442A/ja active Pending
- 2009-07-10 EP EP09793769.2A patent/EP2313887B1/en active Active
- 2009-07-10 DK DK09793769.2T patent/DK2313887T3/da active
- 2009-07-10 WO PCT/CA2009/000981 patent/WO2010003254A1/en not_active Ceased
- 2009-07-10 ES ES09793768.4T patent/ES2639747T3/es active Active
- 2009-07-10 CA CA2729665A patent/CA2729665C/en active Active
- 2009-07-10 CA CA2972808A patent/CA2972808C/en active Active
- 2009-07-10 PL PL09793769T patent/PL2313887T3/pl unknown
- 2009-07-10 JP JP2011516937A patent/JP5710476B2/ja active Active
- 2009-07-10 CA CA2729751A patent/CA2729751C/en active Active
- 2009-07-10 ES ES09793769.2T patent/ES2645375T3/es active Active
- 2009-07-10 US US12/501,201 patent/US9245532B2/en not_active Ceased
- 2009-07-10 KR KR1020117002977A patent/KR101604774B1/ko active Active
- 2009-07-10 DK DK09793768.4T patent/DK2301021T3/en active
- 2009-07-10 RU RU2011104784/08A patent/RU2509379C2/ru active
- 2009-07-10 RU RU2011104813/08A patent/RU2011104813A/ru unknown
- 2009-07-10 KR KR1020117002983A patent/KR101592968B1/ko active Active
- 2009-07-10 CN CN2009801267394A patent/CN102119414B/zh active Active
- 2009-07-10 PT PT97937692T patent/PT2313887T/pt unknown
- 2009-07-10 CA CA2729752A patent/CA2729752C/en active Active
- 2009-07-10 ES ES09793770.0T patent/ES2650492T3/es active Active
- 2009-07-10 US US12/501,197 patent/US8712764B2/en active Active
- 2009-07-10 BR BRPI0915450-7A patent/BRPI0915450B1/pt active IP Right Grant
- 2009-07-10 WO PCT/CA2009/000979 patent/WO2010003252A1/en not_active Ceased
- 2009-07-10 EP EP09793768.4A patent/EP2301021B1/en active Active
- 2009-07-10 EP EP09793770.0A patent/EP2301022B1/en active Active
- 2009-07-10 CN CN2009801267267A patent/CN102089810B/zh active Active
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2017
- 2017-09-08 CY CY20171100951T patent/CY1119501T1/el unknown
- 2017-10-26 CY CY20171101113T patent/CY1119494T1/el unknown
- 2017-12-05 CY CY20171101272T patent/CY1119659T1/el unknown
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2018
- 2018-01-23 US US15/877,829 patent/USRE49363E1/en active Active