SE7806380L - Forfarande och anordning for generering av en komplex vagform ur en digital signal med ett flertal digitala verden - Google Patents
Forfarande och anordning for generering av en komplex vagform ur en digital signal med ett flertal digitala verdenInfo
- Publication number
- SE7806380L SE7806380L SE7806380A SE7806380A SE7806380L SE 7806380 L SE7806380 L SE 7806380L SE 7806380 A SE7806380 A SE 7806380A SE 7806380 A SE7806380 A SE 7806380A SE 7806380 L SE7806380 L SE 7806380L
- Authority
- SE
- Sweden
- Prior art keywords
- procedure
- generating
- wave form
- complex wave
- digital signal
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0283—Filters characterised by the filter structure
- H03H17/0285—Ladder or lattice filters
-
- 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
- G10L13/00—Speech synthesis; Text to speech systems
- G10L13/02—Methods for producing synthetic speech; Speech synthesisers
- G10L13/04—Details of speech synthesis systems, e.g. synthesiser structure or memory management
- G10L13/047—Architecture of speech synthesisers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/04—Recursive filters
-
- 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)
- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Complex Calculations (AREA)
- Electrophonic Musical Instruments (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Analogue/Digital Conversion (AREA)
- Filters That Use Time-Delay Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US80746177A | 1977-06-17 | 1977-06-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7806380L true SE7806380L (sv) | 1978-12-18 |
| SE437747B SE437747B (sv) | 1985-03-11 |
Family
ID=25196423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7806380A SE437747B (sv) | 1977-06-17 | 1978-05-31 | Digitalt filter |
Country Status (20)
| Country | Link |
|---|---|
| JP (1) | JPS547838A (sv) |
| AR (1) | AR218313A1 (sv) |
| AU (1) | AU520897B2 (sv) |
| BE (1) | BE868205A (sv) |
| BR (1) | BR7803856A (sv) |
| CA (1) | CA1118104A (sv) |
| CH (1) | CH633922A5 (sv) |
| CS (1) | CS266303B2 (sv) |
| DE (1) | DE2826570A1 (sv) |
| ES (3) | ES470853A1 (sv) |
| FR (1) | FR2394933A1 (sv) |
| GB (1) | GB1603993A (sv) |
| IL (1) | IL54878A (sv) |
| IT (1) | IT1156831B (sv) |
| MX (1) | MX144810A (sv) |
| NL (1) | NL186425C (sv) |
| PL (1) | PL116404B1 (sv) |
| SE (1) | SE437747B (sv) |
| SU (1) | SU886760A3 (sv) |
| ZA (1) | ZA783305B (sv) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2020077B (en) * | 1978-04-28 | 1983-01-12 | Texas Instruments Inc | Learning aid or game having miniature electronic speech synthesizer chip |
| GB2131659B (en) * | 1979-10-03 | 1984-12-12 | Nippon Telegraph & Telephone | Sound synthesizer |
| JPS6054680B2 (ja) * | 1981-07-16 | 1985-11-30 | カシオ計算機株式会社 | Ｌｓｐ音声合成装置 |
| AU588334B2 (en) * | 1985-07-18 | 1989-09-14 | Raytheon Company | Digital sound synthesizer and method |
| US5048088A (en) * | 1988-03-28 | 1991-09-10 | Nec Corporation | Linear predictive speech analysis-synthesis apparatus |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2199427A5 (sv) * | 1972-09-12 | 1974-04-05 | Ibm France | |
| US3979557A (en) * | 1974-07-03 | 1976-09-07 | International Telephone And Telegraph Corporation | Speech processor system for pitch period extraction using prediction filters |
| NL7506141A (nl) * | 1975-05-26 | 1976-11-30 | Philips Nv | Digitaal filter. |
| US3980873A (en) * | 1975-06-27 | 1976-09-14 | Aeronutronic Ford Corporation | Digital convolutional filter |
| US4022974A (en) * | 1976-06-03 | 1977-05-10 | Bell Telephone Laboratories, Incorporated | Adaptive linear prediction speech synthesizer |
-
1978
- 1978-05-17 GB GB20115/78A patent/GB1603993A/en not_active Expired
- 1978-05-31 SE SE7806380A patent/SE437747B/sv not_active IP Right Cessation
- 1978-06-08 ZA ZA783305A patent/ZA783305B/xx unknown
- 1978-06-08 IL IL54878A patent/IL54878A/xx unknown
- 1978-06-12 NL NLAANVRAGE7806366,A patent/NL186425C/xx not_active IP Right Cessation
- 1978-06-12 AU AU37017/78A patent/AU520897B2/en not_active Expired
- 1978-06-13 CA CA000305329A patent/CA1118104A/en not_active Expired
- 1978-06-15 AR AR272628A patent/AR218313A1/es active
- 1978-06-16 JP JP7314378A patent/JPS547838A/ja active Granted
- 1978-06-16 BE BE188641A patent/BE868205A/xx not_active IP Right Cessation
- 1978-06-16 IT IT49909/78A patent/IT1156831B/it active
- 1978-06-16 ES ES470853A patent/ES470853A1/es not_active Expired
- 1978-06-16 DE DE19782826570 patent/DE2826570A1/de active Granted
- 1978-06-16 MX MX173823A patent/MX144810A/es unknown
- 1978-06-16 BR BR7803856A patent/BR7803856A/pt unknown
- 1978-06-16 SU SU782627100A patent/SU886760A3/ru active
- 1978-06-17 PL PL1978207704A patent/PL116404B1/pl unknown
- 1978-06-19 CH CH666378A patent/CH633922A5/fr not_active IP Right Cessation
- 1978-06-19 CS CS784019A patent/CS266303B2/cs unknown
- 1978-06-19 FR FR7818289A patent/FR2394933A1/fr active Granted
-
1979
- 1979-02-21 ES ES477929A patent/ES477929A1/es not_active Expired
- 1979-02-21 ES ES477928A patent/ES477928A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6144320B2 (sv) | 1986-10-02 |
| ES470853A1 (es) | 1979-10-01 |
| IL54878A0 (en) | 1978-08-31 |
| FR2394933A1 (fr) | 1979-01-12 |
| MX144810A (es) | 1981-11-23 |
| CH633922A5 (en) | 1982-12-31 |
| AR218313A1 (es) | 1980-05-30 |
| CA1118104A (en) | 1982-02-09 |
| JPS547838A (en) | 1979-01-20 |
| GB1603993A (en) | 1981-12-02 |
| CS401978A2 (en) | 1989-02-10 |
| PL116404B1 (en) | 1981-06-30 |
| SE437747B (sv) | 1985-03-11 |
| DE2826570A1 (de) | 1979-01-04 |
| IT7849909A0 (it) | 1978-06-16 |
| IT1156831B (it) | 1987-02-04 |
| FR2394933B1 (sv) | 1983-09-30 |
| IL54878A (en) | 1980-07-31 |
| NL7806366A (nl) | 1978-12-19 |
| DE2826570C2 (sv) | 1988-10-20 |
| ES477929A1 (es) | 1979-10-16 |
| AU3701778A (en) | 1979-12-20 |
| ZA783305B (en) | 1980-01-30 |
| NL186425C (nl) | 1990-11-16 |
| ES477928A1 (es) | 1979-10-16 |
| CS266303B2 (en) | 1989-12-13 |
| AU520897B2 (en) | 1982-03-04 |
| SU886760A3 (ru) | 1981-11-30 |
| BR7803856A (pt) | 1979-04-17 |
| NL186425B (nl) | 1990-06-18 |
| BE868205A (fr) | 1978-10-16 |
| PL207704A1 (pl) | 1979-04-09 |
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