GB8808318D0 - Multi-pulse type coding system - Google Patents
Multi-pulse type coding systemInfo
- Publication number
- GB8808318D0 GB8808318D0 GB8808318A GB8808318A GB8808318D0 GB 8808318 D0 GB8808318 D0 GB 8808318D0 GB 8808318 A GB8808318 A GB 8808318A GB 8808318 A GB8808318 A GB 8808318A GB 8808318 D0 GB8808318 D0 GB 8808318D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- coding system
- pulse type
- type coding
- pulse
- type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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
- G10L19/08—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)
- 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)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8766987 | 1987-04-08 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8808318D0 true GB8808318D0 (en) | 1988-05-11 |
GB2205469A GB2205469A (en) | 1988-12-07 |
GB2205469B GB2205469B (en) | 1991-04-03 |
Family
ID=13921347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8808318A Expired - Lifetime GB2205469B (en) | 1987-04-08 | 1988-04-08 | Multi-pulse type coding system |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU617993B2 (en) |
CA (1) | CA1336841C (en) |
GB (1) | GB2205469B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2084323C (en) * | 1991-12-03 | 1996-12-03 | Tetsu Taguchi | Speech signal encoding system capable of transmitting a speech signal at a low bit rate |
US5351338A (en) * | 1992-07-06 | 1994-09-27 | Telefonaktiebolaget L M Ericsson | Time variable spectral analysis based on interpolation for speech coding |
RU2464649C1 (en) * | 2011-06-01 | 2012-10-20 | Корпорация "САМСУНГ ЭЛЕКТРОНИКС Ко., Лтд." | Audio signal processing method |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8302985A (en) * | 1983-08-26 | 1985-03-18 | Philips Nv | MULTIPULSE EXCITATION LINEAR PREDICTIVE VOICE CODER. |
NL8500843A (en) * | 1985-03-22 | 1986-10-16 | Koninkl Philips Electronics Nv | MULTIPULS EXCITATION LINEAR-PREDICTIVE VOICE CODER. |
JPH0738118B2 (en) * | 1987-02-04 | 1995-04-26 | 日本電気株式会社 | Multi-pulse encoder |
-
1988
- 1988-04-07 CA CA 563492 patent/CA1336841C/en not_active Expired - Lifetime
- 1988-04-08 AU AU14402/88A patent/AU617993B2/en not_active Expired
- 1988-04-08 GB GB8808318A patent/GB2205469B/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA1336841C (en) | 1995-08-29 |
GB2205469B (en) | 1991-04-03 |
AU617993B2 (en) | 1991-12-12 |
AU1440288A (en) | 1988-10-13 |
GB2205469A (en) | 1988-12-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE20 | Patent expired after termination of 20 years |
Expiry date: 20080407 |