DK417184A - Fremgangsmaade og apparat til bestemmelse af koefficienter for lineaer prediktiv kodning - Google Patents
Fremgangsmaade og apparat til bestemmelse af koefficienter for lineaer prediktiv kodning Download PDFInfo
- Publication number
- DK417184A DK417184A DK417184A DK417184A DK417184A DK 417184 A DK417184 A DK 417184A DK 417184 A DK417184 A DK 417184A DK 417184 A DK417184 A DK 417184A DK 417184 A DK417184 A DK 417184A
- Authority
- DK
- Denmark
- Prior art keywords
- residuals
- matrices
- procedure
- correlation
- reflection coefficient
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 239000011159 matrix material Substances 0.000 abstract 2
- 238000001914 filtration Methods 0.000 abstract 1
- 238000005070 sampling Methods 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Human Computer Interaction (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Filters That Use Time-Delay Elements (AREA)
- Radar Systems Or Details Thereof (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US45492983A | 1983-01-03 | 1983-01-03 | |
| PCT/US1983/002038 WO1984002814A1 (en) | 1983-01-03 | 1983-12-22 | Improved method and means of determining coefficients for linear predictive coding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK417184D0 DK417184D0 (da) | 1984-08-31 |
| DK417184A true DK417184A (da) | 1984-10-04 |
Family
ID=23806651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK417184A DK417184A (da) | 1983-01-03 | 1984-08-31 | Fremgangsmaade og apparat til bestemmelse af koefficienter for lineaer prediktiv kodning |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP0135512B1 (da) |
| JP (1) | JPS60500274A (da) |
| AT (1) | ATE36206T1 (da) |
| AU (1) | AU566370B2 (da) |
| DE (1) | DE3377599D1 (da) |
| DK (1) | DK417184A (da) |
| FI (1) | FI843448A (da) |
| NO (1) | NO843498L (da) |
| WO (1) | WO1984002814A1 (da) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1318985A (en) * | 1970-02-07 | 1973-05-31 | Nippon Telegraph & Telephone | Audio response apparatus |
| GB2026289B (en) * | 1978-04-12 | 1982-04-21 | Secr Defence | Self-adaptive linear prediction filters |
| JPS597120B2 (ja) * | 1978-11-24 | 1984-02-16 | 日本電気株式会社 | 音声分析装置 |
| JPS55164700U (da) * | 1979-05-14 | 1980-11-26 | ||
| JPS5853358B2 (ja) * | 1980-03-31 | 1983-11-29 | 株式会社東芝 | 音声分析装置 |
| US4378469A (en) * | 1981-05-26 | 1983-03-29 | Motorola Inc. | Human voice analyzing apparatus |
-
1983
- 1983-12-22 EP EP84900575A patent/EP0135512B1/en not_active Expired
- 1983-12-22 WO PCT/US1983/002038 patent/WO1984002814A1/en active IP Right Grant
- 1983-12-22 DE DE8484900575T patent/DE3377599D1/de not_active Expired
- 1983-12-22 AU AU24391/84A patent/AU566370B2/en not_active Ceased
- 1983-12-22 JP JP84500731A patent/JPS60500274A/ja active Pending
- 1983-12-22 AT AT84900575T patent/ATE36206T1/de not_active IP Right Cessation
-
1984
- 1984-08-31 DK DK417184A patent/DK417184A/da not_active Application Discontinuation
- 1984-09-03 FI FI843448A patent/FI843448A/fi not_active Application Discontinuation
- 1984-09-03 NO NO843498A patent/NO843498L/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60500274A (ja) | 1985-02-28 |
| EP0135512A4 (en) | 1985-06-10 |
| NO843498L (no) | 1984-09-03 |
| DE3377599D1 (en) | 1988-09-08 |
| DK417184D0 (da) | 1984-08-31 |
| AU566370B2 (en) | 1987-10-15 |
| ATE36206T1 (de) | 1988-08-15 |
| EP0135512B1 (en) | 1988-08-03 |
| AU2439184A (en) | 1984-08-02 |
| FI843448A0 (fi) | 1984-09-03 |
| WO1984002814A1 (en) | 1984-07-19 |
| EP0135512A1 (en) | 1985-04-03 |
| FI843448A (fi) | 1984-09-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AHB | Application shelved due to non-payment |