HK1082315A1 - Method and device for gain quantization in variable bit rate wideband speech coding - Google Patents
Method and device for gain quantization in variable bit rate wideband speech codingInfo
- Publication number
- HK1082315A1 HK1082315A1 HK06101938A HK06101938A HK1082315A1 HK 1082315 A1 HK1082315 A1 HK 1082315A1 HK 06101938 A HK06101938 A HK 06101938A HK 06101938 A HK06101938 A HK 06101938A HK 1082315 A1 HK1082315 A1 HK 1082315A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- codebook
- gain quantization
- gain
- subframes
- pitch
- Prior art date
Links
- 238000013139 quantization Methods 0.000 title abstract 8
- 238000000034 method Methods 0.000 title abstract 4
- 230000005236 sound signal Effects 0.000 abstract 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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US46678403P | 2003-05-01 | 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 (1)
Publication Number | Publication Date |
---|---|
HK1082315A1 true HK1082315A1 (en) | 2006-06-02 |
Family
ID=33418422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK06101938A HK1082315A1 (en) | 2003-05-01 | 2006-02-15 | Method and device for gain quantization in variable bit rate wideband speech coding |
Country Status (12)
Country | Link |
---|---|
US (1) | US7778827B2 (xx) |
EP (1) | EP1618557B1 (xx) |
JP (1) | JP4390803B2 (xx) |
KR (1) | KR100732659B1 (xx) |
CN (1) | CN1820306B (xx) |
AT (1) | ATE368279T1 (xx) |
BR (1) | BRPI0409970B1 (xx) |
DE (1) | DE602004007786T2 (xx) |
HK (1) | HK1082315A1 (xx) |
MY (1) | MY143176A (xx) |
RU (1) | RU2316059C2 (xx) |
WO (1) | WO2004097797A1 (xx) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100668300B1 (ko) * | 2003-07-09 | 2007-01-12 | 삼성전자주식회사 | 비트율 확장 음성 부호화 및 복호화 장치와 그 방법 |
EP1496500B1 (en) * | 2003-07-09 | 2007-02-28 | Samsung Electronics Co., Ltd. | Bitrate scalable speech coding and decoding apparatus and method |
US7353436B2 (en) * | 2004-07-21 | 2008-04-01 | Pulse-Link, Inc. | Synchronization code methods |
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 |
CA2603246C (en) * | 2005-04-01 | 2012-07-17 | Qualcomm Incorporated | Systems, methods, and apparatus for anti-sparseness filtering |
SI1875463T1 (sl) * | 2005-04-22 | 2019-02-28 | Qualcomm Incorporated | Sistemi, postopki in naprava za glajenje faktorja ojačenja |
US20070005347A1 (en) * | 2005-06-30 | 2007-01-04 | Kotzin Michael D | Method and apparatus for data frame construction |
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 |
KR101449431B1 (ko) * | 2007-10-09 | 2014-10-14 | 삼성전자주식회사 | 계층형 광대역 오디오 신호의 부호화 방법 및 장치 |
MX2010002629A (es) * | 2007-11-21 | 2010-06-02 | Lg Electronics Inc | Metodo y aparato para procesar una señal. |
CN101499281B (zh) * | 2008-01-31 | 2011-04-27 | 华为技术有限公司 | 一种语音编码中的增益量化方法及装置 |
EP2107556A1 (en) | 2008-04-04 | 2009-10-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio transform coding using pitch correction |
US8473288B2 (en) * | 2008-06-19 | 2013-06-25 | Panasonic Corporation | Quantizer, encoder, and the methods thereof |
CA2729751C (en) * | 2008-07-10 | 2017-10-24 | Voiceage Corporation | Device and method for quantizing and inverse quantizing lpc filters in a super-frame |
MY154452A (en) | 2008-07-11 | 2015-06-15 | Fraunhofer Ges Forschung | An apparatus and a method for decoding an encoded audio signal |
RU2621965C2 (ru) | 2008-07-11 | 2017-06-08 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Передатчик сигнала активации с деформацией по времени, кодер звукового сигнала, способ преобразования сигнала активации с деформацией по времени, способ кодирования звукового сигнала и компьютерные программы |
WO2010007211A1 (en) * | 2008-07-17 | 2010-01-21 | Nokia Corporation | Method and apparatus for fast nearestneighbor search for vector quantizers |
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 |
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、*** |
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 |
KR101508819B1 (ko) * | 2009-10-20 | 2015-04-07 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 멀티 모드 오디오 코덱 및 이를 위해 적응된 celp 코딩 |
MX2012004648A (es) * | 2009-10-20 | 2012-05-29 | Fraunhofer Ges Forschung | Codificacion de señal de audio, decodificador de señal de audio, metodo para codificar o decodificar una señal de audio utilizando una cancelacion del tipo aliasing. |
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 |
MX2013009295A (es) * | 2011-02-15 | 2013-10-08 | Voiceage Corp | Dispositivo y método para cuantificar ganancias de contribuciones adaptativas y fijas de una excitación en un codec celp. |
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 |
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 | ***通信集团公司 | 一种语音信号处理方法、装置和*** |
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 |
BR112016008662B1 (pt) | 2013-10-18 | 2022-06-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V | Método, decodificador e codificador para codificação e decodificação de um sinal de áudio utilizando informação de modulação espectral relacionada com a fala |
BR112016008544B1 (pt) * | 2013-10-18 | 2021-12-21 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Codificador para codificar e decodificador para decodificar um sinal de áudio, método para codificar e método para decodificar um sinal de áudio. |
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 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE504397C2 (sv) * | 1995-05-03 | 1997-01-27 | Ericsson Telefon Ab L M | Metod för förstärkningskvantisering vid linjärprediktiv talkodning med kodboksexcitering |
US5664055A (en) | 1995-06-07 | 1997-09-02 | Lucent Technologies Inc. | CS-ACELP speech compression system with adaptive pitch prediction filter gain based on a measure of periodicity |
US6260010B1 (en) * | 1998-08-24 | 2001-07-10 | Conexant Systems, Inc. | Speech encoder using gain normalization that combines open and closed loop gains |
US6397178B1 (en) * | 1998-09-18 | 2002-05-28 | Conexant Systems, Inc. | Data organizational scheme for enhanced selection of gain parameters for speech coding |
US7315815B1 (en) * | 1999-09-22 | 2008-01-01 | Microsoft Corporation | LPC-harmonic vocoder with superframe structure |
CA2290037A1 (en) * | 1999-11-18 | 2001-05-18 | Voiceage Corporation | Gain-smoothing amplifier device and method in codecs for wideband speech and audio signals |
ATE439666T1 (de) | 2001-02-27 | 2009-08-15 | Texas Instruments Inc | Verschleierungsverfahren bei verlust von sprachrahmen und dekoder dafer |
CN100527225C (zh) | 2002-01-08 | 2009-08-12 | 迪里辛姆网络控股有限公司 | 基于celp的语音代码之间的代码转换方案 |
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 RU RU2005137320/09A patent/RU2316059C2/ru active
- 2004-03-12 JP JP2006504076A patent/JP4390803B2/ja not_active Expired - Lifetime
- 2004-03-12 BR BRPI0409970-2A patent/BRPI0409970B1/pt active IP Right Grant
- 2004-03-12 CN CN2004800183844A patent/CN1820306B/zh not_active Expired - Lifetime
- 2004-03-12 EP EP04719892A patent/EP1618557B1/en not_active Expired - Lifetime
- 2004-03-12 WO PCT/CA2004/000380 patent/WO2004097797A1/en active IP Right Grant
- 2004-03-12 DE DE602004007786T patent/DE602004007786T2/de not_active Expired - Lifetime
- 2004-03-12 AT AT04719892T patent/ATE368279T1/de active
- 2004-03-12 KR KR1020057020667A patent/KR100732659B1/ko active IP Right Grant
- 2004-03-18 MY MYPI20040966A patent/MY143176A/en unknown
-
2005
- 2005-01-19 US US11/039,538 patent/US7778827B2/en active Active
-
2006
- 2006-02-15 HK HK06101938A patent/HK1082315A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO2004097797A1 (en) | 2004-11-11 |
DE602004007786T2 (de) | 2008-04-30 |
MY143176A (en) | 2011-03-31 |
EP1618557B1 (en) | 2007-07-25 |
US7778827B2 (en) | 2010-08-17 |
BRPI0409970A (pt) | 2006-04-25 |
RU2316059C2 (ru) | 2008-01-27 |
US20050251387A1 (en) | 2005-11-10 |
CN1820306B (zh) | 2010-05-05 |
RU2005137320A (ru) | 2006-06-10 |
CN1820306A (zh) | 2006-08-16 |
KR100732659B1 (ko) | 2007-06-27 |
KR20060007412A (ko) | 2006-01-24 |
ATE368279T1 (de) | 2007-08-15 |
JP2006525533A (ja) | 2006-11-09 |
EP1618557A1 (en) | 2006-01-25 |
DE602004007786D1 (de) | 2007-09-06 |
BRPI0409970B1 (pt) | 2018-07-24 |
JP4390803B2 (ja) | 2009-12-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
HK1082315A1 (en) | Method and device for gain quantization in variable bit rate wideband speech coding | |
KR100391527B1 (ko) | 음성 부호화 장치, 기록 매체, 음성 복호화 장치, 신호 처리용 프로세서, 음성 부호화 복호화 시스템, 통신용 기지국, 통신용 단말 및 무선 통신 시스템 | |
CN1120471C (zh) | 语音编码 | |
JP3483891B2 (ja) | スピーチコーダ | |
Andersen et al. | iLBC-a linear predictive coder with robustness to packet losses | |
CN1121683C (zh) | 语音编码 | |
CA2574468C (en) | Noise suppression process and device | |
JP5232151B2 (ja) | パケットベースのエコー除去および抑制 | |
CN1441950A (zh) | 处理丢失帧的语音通信***及方法 | |
KR20020093940A (ko) | 가변율 음성 코더에서 프레임 삭제를 보상하는 방법 | |
WO2001052241A1 (en) | Multi-mode voice encoding device and decoding device | |
JP4464707B2 (ja) | 通信装置 | |
AU2001284327A1 (en) | Method and system for estimating artificial high band signal in speech codec | |
JP4734286B2 (ja) | 音声符号化装置 | |
CA2408890A1 (en) | System and methods for concealing errors in data transmission | |
JP3063668B2 (ja) | 音声符号化装置及び復号装置 | |
WO2003042977A1 (fr) | Procede, appareil, programme de conversion et support de stockage de code | |
EP1310943A3 (en) | Speech coding apparatus, speech decoding apparatus and speech coding/decoding method | |
CN112614495A (zh) | 一种软件无线电多制式语音编解码器 | |
Gomez et al. | Recognition of coded speech transmitted over wireless channels | |
KR20040041716A (ko) | 대수 코드북을 이용하는 켈프 보코더의 코드북 검색방법 | |
CN100489966C (zh) | 合成分析语音编码器中用于进行语音编码的方法和装置 | |
Gerson et al. | A 5600 bps VSELP speech coder candidate for half-rate GSM | |
DE602005018637D1 (de) | Verfahren zum quantifizieren eines sprachcodierers mit ultraniedriger rate | |
CN101211561A (zh) | 音乐信号质量增强方法和装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE | Patent expired |
Effective date: 20240307 |