FI971108A - Audiokoodausmenetelmä ja -laite - Google Patents
Audiokoodausmenetelmä ja -laite Download PDFInfo
- Publication number
- FI971108A FI971108A FI971108A FI971108A FI971108A FI 971108 A FI971108 A FI 971108A FI 971108 A FI971108 A FI 971108A FI 971108 A FI971108 A FI 971108A FI 971108 A FI971108 A FI 971108A
- Authority
- FI
- Finland
- Prior art keywords
- coding method
- audio coding
- audio
- coding
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
-
- 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
-
- 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
-
- 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
- G10L19/0204—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 subband decomposition
-
- 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
- G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Telephone Function (AREA)
Priority Applications (15)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI971108A FI114248B (fi) | 1997-03-14 | 1997-03-14 | Menetelmä ja laite audiokoodaukseen ja audiodekoodaukseen |
EP98904191A EP0966793B1 (en) | 1997-03-14 | 1998-02-18 | Audio coding method and apparatus |
PCT/FI1998/000146 WO1998042083A1 (en) | 1997-03-14 | 1998-02-18 | Audio coding method and apparatus |
ES98904191T ES2164414T3 (es) | 1997-03-14 | 1998-02-18 | Metodo y aparato para codificacion de audio. |
KR10-1999-7008369A KR100469002B1 (ko) | 1997-03-14 | 1998-02-18 | 오디오 코딩 방법 및 장치 |
AU62164/98A AU733156B2 (en) | 1997-03-14 | 1998-02-18 | Audio coding method and apparatus |
US09/036,102 US6721700B1 (en) | 1997-03-14 | 1998-03-06 | Audio coding method and apparatus |
SE9800776A SE521129C2 (sv) | 1997-03-14 | 1998-03-10 | Sätt och anordning för audiokodning |
GB9805294A GB2323759B (en) | 1997-03-14 | 1998-03-12 | Audio coding method and apparatus |
DE19811039A DE19811039B4 (de) | 1997-03-14 | 1998-03-13 | Verfahren und Vorrichtungen zum Codieren und Decodieren von Audiosignalen |
JP06351498A JP3391686B2 (ja) | 1997-03-14 | 1998-03-13 | 符号化されたオーディオ信号を復号する方法及び装置 |
CNB981041809A CN1135721C (zh) | 1997-03-14 | 1998-03-13 | 音频信号编码方法及其有关设备 |
FR9803135A FR2761801B1 (fr) | 1997-03-14 | 1998-03-13 | Methode de codage audio et dispositif |
JP2002293702A JP2003140697A (ja) | 1997-03-14 | 2002-10-07 | オーディオ信号を符号化する方法及び装置 |
US10/704,068 US7194407B2 (en) | 1997-03-14 | 2003-11-07 | Audio coding method and apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI971108A FI114248B (fi) | 1997-03-14 | 1997-03-14 | Menetelmä ja laite audiokoodaukseen ja audiodekoodaukseen |
FI971108 | 1997-03-14 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI971108A0 FI971108A0 (fi) | 1997-03-14 |
FI971108A true FI971108A (fi) | 1998-09-15 |
FI114248B FI114248B (fi) | 2004-09-15 |
Family
ID=8548401
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI971108A FI114248B (fi) | 1997-03-14 | 1997-03-14 | Menetelmä ja laite audiokoodaukseen ja audiodekoodaukseen |
Country Status (13)
Country | Link |
---|---|
US (2) | US6721700B1 (fi) |
EP (1) | EP0966793B1 (fi) |
JP (2) | JP3391686B2 (fi) |
KR (1) | KR100469002B1 (fi) |
CN (1) | CN1135721C (fi) |
AU (1) | AU733156B2 (fi) |
DE (1) | DE19811039B4 (fi) |
ES (1) | ES2164414T3 (fi) |
FI (1) | FI114248B (fi) |
FR (1) | FR2761801B1 (fi) |
GB (1) | GB2323759B (fi) |
SE (1) | SE521129C2 (fi) |
WO (1) | WO1998042083A1 (fi) |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2380640A (en) * | 2001-08-21 | 2003-04-09 | Micron Technology Inc | Data compression method |
US6934677B2 (en) | 2001-12-14 | 2005-08-23 | Microsoft Corporation | Quantization matrices based on critical band pattern information for digital audio wherein quantization bands differ from critical bands |
US7240001B2 (en) * | 2001-12-14 | 2007-07-03 | Microsoft Corporation | Quality improvement techniques in an audio encoder |
US7016547B1 (en) | 2002-06-28 | 2006-03-21 | Microsoft Corporation | Adaptive entropy encoding/decoding for screen capture content |
ATE543178T1 (de) | 2002-09-04 | 2012-02-15 | Microsoft Corp | Entropische kodierung mittels anpassung des kodierungsmodus zwischen niveau- und lauflängenniveau-modus |
US7299190B2 (en) * | 2002-09-04 | 2007-11-20 | Microsoft Corporation | Quantization and inverse quantization for audio |
US7502743B2 (en) * | 2002-09-04 | 2009-03-10 | Microsoft Corporation | Multi-channel audio encoding and decoding with multi-channel transform selection |
US7433824B2 (en) * | 2002-09-04 | 2008-10-07 | Microsoft Corporation | Entropy coding by adapting coding between level and run-length/level modes |
JP4676140B2 (ja) * | 2002-09-04 | 2011-04-27 | マイクロソフト コーポレーション | オーディオの量子化および逆量子化 |
KR100524065B1 (ko) * | 2002-12-23 | 2005-10-26 | 삼성전자주식회사 | 시간-주파수 상관성을 이용한 개선된 오디오 부호화및/또는 복호화 방법과 그 장치 |
TWI220753B (en) * | 2003-01-20 | 2004-09-01 | Mediatek Inc | Method for determining quantization parameters |
US7782954B2 (en) | 2003-09-07 | 2010-08-24 | Microsoft Corporation | Scan patterns for progressive video content |
US7724827B2 (en) * | 2003-09-07 | 2010-05-25 | Microsoft Corporation | Multi-layer run level encoding and decoding |
US7688894B2 (en) | 2003-09-07 | 2010-03-30 | Microsoft Corporation | Scan patterns for interlaced video content |
CN1860787A (zh) * | 2003-09-29 | 2006-11-08 | 手持娱乐公司 | 用于编码信息的方法和装置 |
TWI227866B (en) * | 2003-11-07 | 2005-02-11 | Mediatek Inc | Subband analysis/synthesis filtering method |
US7933767B2 (en) * | 2004-12-27 | 2011-04-26 | Nokia Corporation | Systems and methods for determining pitch lag for a current frame of information |
CN101794579A (zh) * | 2005-01-12 | 2010-08-04 | 日本电信电话株式会社 | 长期预测编码和长期预测解码的方法和装置 |
US7599840B2 (en) * | 2005-07-15 | 2009-10-06 | Microsoft Corporation | Selectively using multiple entropy models in adaptive coding and decoding |
US7539612B2 (en) * | 2005-07-15 | 2009-05-26 | Microsoft Corporation | Coding and decoding scale factor information |
US7693709B2 (en) | 2005-07-15 | 2010-04-06 | Microsoft Corporation | Reordering coefficients for waveform coding or decoding |
US7684981B2 (en) | 2005-07-15 | 2010-03-23 | Microsoft Corporation | Prediction of spectral coefficients in waveform coding and decoding |
US8599925B2 (en) | 2005-08-12 | 2013-12-03 | Microsoft Corporation | Efficient coding and decoding of transform blocks |
US7565018B2 (en) * | 2005-08-12 | 2009-07-21 | Microsoft Corporation | Adaptive coding and decoding of wide-range coefficients |
US7933337B2 (en) | 2005-08-12 | 2011-04-26 | Microsoft Corporation | Prediction of transform coefficients for image compression |
GB2436192B (en) * | 2006-03-14 | 2008-03-05 | Motorola Inc | Speech communication unit integrated circuit and method therefor |
DE102006022346B4 (de) * | 2006-05-12 | 2008-02-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Informationssignalcodierung |
RU2464650C2 (ru) * | 2006-12-13 | 2012-10-20 | Панасоник Корпорэйшн | Устройство и способ кодирования, устройство и способ декодирования |
US8184710B2 (en) | 2007-02-21 | 2012-05-22 | Microsoft Corporation | Adaptive truncation of transform coefficient data in a transform-based digital media codec |
US20100292986A1 (en) * | 2007-03-16 | 2010-11-18 | Nokia Corporation | encoder |
US7774205B2 (en) | 2007-06-15 | 2010-08-10 | Microsoft Corporation | Coding of sparse digital media spectral data |
CN101075436B (zh) * | 2007-06-26 | 2011-07-13 | 北京中星微电子有限公司 | 带补偿的音频编、解码方法及装置 |
US20090048827A1 (en) * | 2007-08-17 | 2009-02-19 | Manoj Kumar | Method and system for audio frame estimation |
DE602008005250D1 (de) * | 2008-01-04 | 2011-04-14 | Dolby Sweden Ab | Audiokodierer und -dekodierer |
WO2009132662A1 (en) * | 2008-04-28 | 2009-11-05 | Nokia Corporation | Encoding/decoding for improved frequency response |
US8179974B2 (en) | 2008-05-02 | 2012-05-15 | Microsoft Corporation | Multi-level representation of reordered transform coefficients |
KR20090122143A (ko) * | 2008-05-23 | 2009-11-26 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 장치 |
US8406307B2 (en) | 2008-08-22 | 2013-03-26 | Microsoft Corporation | Entropy coding/decoding of hierarchically organized data |
US9773505B2 (en) | 2008-09-18 | 2017-09-26 | Electronics And Telecommunications Research Institute | Encoding apparatus and decoding apparatus for transforming between modified discrete cosine transform-based coder and different coder |
WO2010091554A1 (zh) * | 2009-02-13 | 2010-08-19 | 华为技术有限公司 | 一种基音周期检测方法和装置 |
DE102010006573B4 (de) * | 2010-02-02 | 2012-03-15 | Rohde & Schwarz Gmbh & Co. Kg | IQ-Datenkompression für Breitbandanwendungen |
HUE032831T2 (en) | 2013-01-08 | 2017-11-28 | Dolby Int Ab | Model-based prediction in a critically sampled filter block |
WO2018101868A1 (en) * | 2016-12-02 | 2018-06-07 | Dirac Research Ab | Processing of an audio input signal |
CN112564713B (zh) * | 2020-11-30 | 2023-09-19 | 福州大学 | 高效率低时延的动觉信号编解码器及编解码方法 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5921039B2 (ja) | 1981-11-04 | 1984-05-17 | 日本電信電話株式会社 | 適応予測符号化方式 |
US4969192A (en) | 1987-04-06 | 1990-11-06 | Voicecraft, Inc. | Vector adaptive predictive coder for speech and audio |
GB8803390D0 (en) | 1988-02-13 | 1988-03-16 | Univ Belfast | Method and apparatus for electrical signal coding |
FR2628589B1 (fr) * | 1988-03-14 | 1994-03-04 | Etat Francais | Codeur differentiel a filtre predicteur auto-adaptatif et decodeur utilisable en liaison avec un tel codeur |
DE3853161T2 (de) * | 1988-10-19 | 1995-08-17 | Ibm | Vektorquantisierungscodierer. |
IT1232084B (it) * | 1989-05-03 | 1992-01-23 | Cselt Centro Studi Lab Telecom | Sistema di codifica per segnali audio a banda allargata |
FR2646978B1 (fr) | 1989-05-11 | 1991-08-23 | France Etat | Procede et installation a codage de signaux sonores |
US5115240A (en) * | 1989-09-26 | 1992-05-19 | Sony Corporation | Method and apparatus for encoding voice signals divided into a plurality of frequency bands |
CA2010830C (en) | 1990-02-23 | 1996-06-25 | Jean-Pierre Adoul | Dynamic codebook for efficient speech coding based on algebraic codes |
US5754976A (en) * | 1990-02-23 | 1998-05-19 | Universite De Sherbrooke | Algebraic codebook with signal-selected pulse amplitude/position combinations for fast coding of speech |
JPH04119542A (ja) | 1990-09-07 | 1992-04-21 | Nikon Corp | 光磁気記録媒体カートリッジ |
US5206884A (en) | 1990-10-25 | 1993-04-27 | Comsat | Transform domain quantization technique for adaptive predictive coding |
FI95085C (fi) | 1992-05-11 | 1995-12-11 | Nokia Mobile Phones Ltd | Menetelmä puhesignaalin digitaaliseksi koodaamiseksi sekä puhekooderi menetelmän suorittamiseksi |
FI91345C (fi) | 1992-06-24 | 1994-06-10 | Nokia Mobile Phones Ltd | Menetelmä kanavanvaihdon tehostamiseksi |
JP3042886B2 (ja) * | 1993-03-26 | 2000-05-22 | モトローラ・インコーポレーテッド | ベクトル量子化器の方法および装置 |
IT1270438B (it) * | 1993-06-10 | 1997-05-05 | Sip | Procedimento e dispositivo per la determinazione del periodo del tono fondamentale e la classificazione del segnale vocale in codificatori numerici della voce |
FI98163C (fi) * | 1994-02-08 | 1997-04-25 | Nokia Mobile Phones Ltd | Koodausjärjestelmä parametriseen puheenkoodaukseen |
EP0709981B1 (en) * | 1994-10-28 | 2002-01-09 | RAI RADIOTELEVISIONE ITALIANA (S.p.A.) | Subband coding with pitchband predictive coding in each subband |
JP4033898B2 (ja) * | 1994-12-20 | 2008-01-16 | ドルビー・ラボラトリーズ・ライセンシング・コーポレーション | 知覚符号化システムのサブバンドに波形予測を適用する装置及び方法 |
US5706395A (en) * | 1995-04-19 | 1998-01-06 | Texas Instruments Incorporated | Adaptive weiner filtering using a dynamic suppression factor |
TW321810B (fi) * | 1995-10-26 | 1997-12-01 | Sony Co Ltd | |
JP3481027B2 (ja) * | 1995-12-18 | 2003-12-22 | 沖電気工業株式会社 | 音声符号化装置 |
US5778335A (en) * | 1996-02-26 | 1998-07-07 | The Regents Of The University Of California | Method and apparatus for efficient multiband celp wideband speech and music coding and decoding |
FI964975A (fi) * | 1996-12-12 | 1998-06-13 | Nokia Mobile Phones Ltd | Menetelmä ja laite puheen koodaamiseksi |
-
1997
- 1997-03-14 FI FI971108A patent/FI114248B/fi not_active IP Right Cessation
-
1998
- 1998-02-18 EP EP98904191A patent/EP0966793B1/en not_active Expired - Lifetime
- 1998-02-18 WO PCT/FI1998/000146 patent/WO1998042083A1/en active IP Right Grant
- 1998-02-18 KR KR10-1999-7008369A patent/KR100469002B1/ko not_active IP Right Cessation
- 1998-02-18 ES ES98904191T patent/ES2164414T3/es not_active Expired - Lifetime
- 1998-02-18 AU AU62164/98A patent/AU733156B2/en not_active Expired
- 1998-03-06 US US09/036,102 patent/US6721700B1/en not_active Expired - Lifetime
- 1998-03-10 SE SE9800776A patent/SE521129C2/sv not_active IP Right Cessation
- 1998-03-12 GB GB9805294A patent/GB2323759B/en not_active Expired - Lifetime
- 1998-03-13 JP JP06351498A patent/JP3391686B2/ja not_active Expired - Lifetime
- 1998-03-13 FR FR9803135A patent/FR2761801B1/fr not_active Expired - Lifetime
- 1998-03-13 CN CNB981041809A patent/CN1135721C/zh not_active Expired - Lifetime
- 1998-03-13 DE DE19811039A patent/DE19811039B4/de not_active Expired - Lifetime
-
2002
- 2002-10-07 JP JP2002293702A patent/JP2003140697A/ja active Pending
-
2003
- 2003-11-07 US US10/704,068 patent/US7194407B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO1998042083A1 (en) | 1998-09-24 |
DE19811039B4 (de) | 2005-07-21 |
GB2323759A (en) | 1998-09-30 |
DE19811039A1 (de) | 1998-09-17 |
US7194407B2 (en) | 2007-03-20 |
SE521129C2 (sv) | 2003-09-30 |
JPH10282999A (ja) | 1998-10-23 |
US6721700B1 (en) | 2004-04-13 |
FR2761801B1 (fr) | 1999-12-31 |
AU6216498A (en) | 1998-10-12 |
FR2761801A1 (fr) | 1998-10-09 |
CN1195930A (zh) | 1998-10-14 |
EP0966793B1 (en) | 2001-09-19 |
JP2003140697A (ja) | 2003-05-16 |
AU733156B2 (en) | 2001-05-10 |
EP0966793A1 (en) | 1999-12-29 |
GB2323759B (en) | 2002-01-16 |
GB9805294D0 (en) | 1998-05-06 |
KR20000076273A (ko) | 2000-12-26 |
FI971108A0 (fi) | 1997-03-14 |
ES2164414T3 (es) | 2002-02-16 |
FI114248B (fi) | 2004-09-15 |
KR100469002B1 (ko) | 2005-01-29 |
SE9800776L (sv) | 1998-09-15 |
JP3391686B2 (ja) | 2003-03-31 |
SE9800776D0 (sv) | 1998-03-10 |
US20040093208A1 (en) | 2004-05-13 |
CN1135721C (zh) | 2004-01-21 |
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Owner name: NOKIA TECHNOLOGIES OY |
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