FI970553A0 - Audiokoodausmenetelmä ja -laite - Google Patents
Audiokoodausmenetelmä ja -laiteInfo
- Publication number
- FI970553A0 FI970553A0 FI970553A FI970553A FI970553A0 FI 970553 A0 FI970553 A0 FI 970553A0 FI 970553 A FI970553 A FI 970553A FI 970553 A FI970553 A FI 970553A FI 970553 A0 FI970553 A0 FI 970553A0
- Authority
- FI
- Finland
- Prior art keywords
- coding method
- audio coding
- audio
- coding
- Prior art date
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
- G10L19/02—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
- G10L19/0212—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 orthogonal transformation
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI970553A FI970553A (fi) | 1997-02-07 | 1997-02-07 | Audiokoodausmenetelmä ja -laite |
| AU56648/98A AU5664898A (en) | 1997-02-07 | 1998-01-15 | Audio coding method and apparatus |
| PCT/FI1998/000029 WO1998035447A2 (en) | 1997-02-07 | 1998-01-15 | Audio coding method and apparatus |
| SE9800338A SE9800338L (sv) | 1997-02-07 | 1998-02-05 | Sätt och anordning för audiokodning |
| JP2461598A JPH10260699A (ja) | 1997-02-07 | 1998-02-05 | 音声符号化方法および装置 |
| DE1998104584 DE19804584A1 (de) | 1997-02-07 | 1998-02-05 | Verfahren und Vorrichtung zum Codieren und Decodieren von Audiosignalen |
| GB9802611A GB2322776B (en) | 1997-02-07 | 1998-02-06 | Audio coding method and apparatus |
| FR9801430A FR2759510A1 (fr) | 1997-02-07 | 1998-02-06 | Methode de codage audio et dispositif |
| CN 98107058 CN1202513C (zh) | 1997-02-07 | 1998-02-06 | 音频编码、译码方法和装置及其应用 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI970553A FI970553A (fi) | 1997-02-07 | 1997-02-07 | Audiokoodausmenetelmä ja -laite |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI970553A0 true FI970553A0 (fi) | 1997-02-07 |
| FI970553A FI970553A (fi) | 1998-08-08 |
Family
ID=8548146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI970553A FI970553A (fi) | 1997-02-07 | 1997-02-07 | Audiokoodausmenetelmä ja -laite |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPH10260699A (fi) |
| CN (1) | CN1202513C (fi) |
| AU (1) | AU5664898A (fi) |
| DE (1) | DE19804584A1 (fi) |
| FI (1) | FI970553A (fi) |
| FR (1) | FR2759510A1 (fi) |
| GB (1) | GB2322776B (fi) |
| SE (1) | SE9800338L (fi) |
| WO (1) | WO1998035447A2 (fi) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8332216B2 (en) | 2006-01-12 | 2012-12-11 | Stmicroelectronics Asia Pacific Pte., Ltd. | System and method for low power stereo perceptual audio coding using adaptive masking threshold |
| US7610195B2 (en) | 2006-06-01 | 2009-10-27 | Nokia Corporation | Decoding of predictively coded data using buffer adaptation |
| WO2010104011A1 (ja) * | 2009-03-10 | 2010-09-16 | 日本電信電話株式会社 | 符号化方法、復号方法、符号化装置、復号装置、プログラム及び記録媒体 |
| CN106409299B (zh) * | 2012-03-29 | 2019-11-05 | 华为技术有限公司 | 信号编码和解码的方法和设备 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02131038A (ja) * | 1988-11-10 | 1990-05-18 | Pioneer Electron Corp | 信号伝送装置 |
| JP3343965B2 (ja) * | 1992-10-31 | 2002-11-11 | ソニー株式会社 | 音声符号化方法及び復号化方法 |
| EP0692881B1 (en) * | 1993-11-09 | 2005-06-15 | Sony Corporation | Quantization apparatus, quantization method, high efficiency encoder, high efficiency encoding method, decoder, high efficiency encoder and recording media |
| US5684920A (en) * | 1994-03-17 | 1997-11-04 | Nippon Telegraph And Telephone | Acoustic signal transform coding method and decoding method having a high efficiency envelope flattening method therein |
| DE19526366A1 (de) * | 1995-07-20 | 1997-01-23 | Bosch Gmbh Robert | Verfahren zur Redundanzreduktion bei der Codierung von mehrkanaligen Signalen und Vorrichtung zur Dekodierung von redundanzreduzierten, mehrkanaligen Signalen |
| GB2318029B (en) * | 1996-10-01 | 2000-11-08 | Nokia Mobile Phones Ltd | Audio coding method and apparatus |
-
1997
- 1997-02-07 FI FI970553A patent/FI970553A/fi unknown
-
1998
- 1998-01-15 WO PCT/FI1998/000029 patent/WO1998035447A2/en active Application Filing
- 1998-01-15 AU AU56648/98A patent/AU5664898A/en not_active Abandoned
- 1998-02-05 SE SE9800338A patent/SE9800338L/xx not_active Application Discontinuation
- 1998-02-05 DE DE1998104584 patent/DE19804584A1/de not_active Withdrawn
- 1998-02-05 JP JP2461598A patent/JPH10260699A/ja not_active Withdrawn
- 1998-02-06 FR FR9801430A patent/FR2759510A1/fr active Pending
- 1998-02-06 GB GB9802611A patent/GB2322776B/en not_active Expired - Lifetime
- 1998-02-06 CN CN 98107058 patent/CN1202513C/zh not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FI970553A (fi) | 1998-08-08 |
| WO1998035447A3 (en) | 1998-11-19 |
| SE9800338D0 (sv) | 1998-02-05 |
| DE19804584A1 (de) | 1998-08-13 |
| GB2322776B (en) | 2002-03-13 |
| CN1202513C (zh) | 2005-05-18 |
| JPH10260699A (ja) | 1998-09-29 |
| GB9802611D0 (en) | 1998-04-01 |
| SE9800338L (sv) | 1998-08-08 |
| AU5664898A (en) | 1998-08-26 |
| FR2759510A1 (fr) | 1998-08-14 |
| GB2322776A (en) | 1998-09-02 |
| CN1199959A (zh) | 1998-11-25 |
| WO1998035447A2 (en) | 1998-08-13 |
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