CH474118A - Verfahren und Einrichtung zur Analyse und Synthese von Sprachsignalen - Google Patents
Verfahren und Einrichtung zur Analyse und Synthese von SprachsignalenInfo
- Publication number
- CH474118A CH474118A CH888068A CH888068A CH474118A CH 474118 A CH474118 A CH 474118A CH 888068 A CH888068 A CH 888068A CH 888068 A CH888068 A CH 888068A CH 474118 A CH474118 A CH 474118A
- Authority
- CH
- Switzerland
- Prior art keywords
- signal
- time
- speech
- analysis
- modulator
- Prior art date
Links
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 25
- 238000003786 synthesis reaction Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims description 30
- 238000001228 spectrum Methods 0.000 claims abstract description 55
- 230000006835 compression Effects 0.000 claims abstract description 7
- 238000007906 compression Methods 0.000 claims abstract description 7
- 238000010183 spectrum analysis Methods 0.000 claims abstract 6
- 230000003595 spectral effect Effects 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims 6
- 230000003247 decreasing effect Effects 0.000 claims 1
- 230000004044 response Effects 0.000 abstract description 10
- 230000005284 excitation Effects 0.000 abstract 4
- 230000003134 recirculating effect Effects 0.000 abstract 1
- 230000003252 repetitive effect Effects 0.000 abstract 1
- 230000006870 function Effects 0.000 description 36
- 238000010586 diagram Methods 0.000 description 7
- 238000007792 addition Methods 0.000 description 3
- 230000002045 lasting effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013075 data extraction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F7/00—Show stands, hangers, or shelves, adapted for particular articles or materials
- A47F7/19—Show stands, hangers, or shelves, adapted for particular articles or materials for garments
-
- 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
-
- 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B14/00—Transmission systems not characterised by the medium used for transmission
- H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
- H04B14/06—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation
- H04B14/066—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using differential modulation with several bits [NDPCM]
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Quality & Reliability (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Curtains And Furnishings For Windows Or Doors (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR6008568A FR1551879A (en:Method) | 1967-06-14 | 1967-06-14 | |
| FR06009089A FR95047E (fr) | 1967-06-14 | 1968-03-20 | Systeme d'analyse et de reconstitution de la voix. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH474118A true CH474118A (de) | 1969-06-15 |
Family
ID=26214724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH888068A CH474118A (de) | 1967-06-14 | 1968-06-14 | Verfahren und Einrichtung zur Analyse und Synthese von Sprachsignalen |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT304640B (en:Method) |
| BE (1) | BE715786A (en:Method) |
| CH (1) | CH474118A (en:Method) |
| DE (2) | DE1762336A1 (en:Method) |
| FR (1) | FR95047E (en:Method) |
| GB (1) | GB1233462A (en:Method) |
| NL (1) | NL6904177A (en:Method) |
-
1968
- 1968-03-20 FR FR06009089A patent/FR95047E/fr not_active Expired
- 1968-05-28 BE BE715786D patent/BE715786A/xx unknown
- 1968-05-29 DE DE19681762336 patent/DE1762336A1/de not_active Withdrawn
- 1968-06-04 GB GB2653568A patent/GB1233462A/en not_active Expired
- 1968-06-12 AT AT563368A patent/AT304640B/de not_active IP Right Cessation
- 1968-06-14 CH CH888068A patent/CH474118A/de not_active IP Right Cessation
-
1969
- 1969-02-05 DE DE19691905496 patent/DE1905496A1/de active Pending
- 1969-03-18 NL NL6904177A patent/NL6904177A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR95047E (fr) | 1970-03-27 |
| DE1905496A1 (de) | 1970-02-26 |
| DE1762336A1 (de) | 1970-04-23 |
| BE715786A (en:Method) | 1968-10-16 |
| DE1762336B2 (en:Method) | 1971-01-07 |
| GB1233462A (en:Method) | 1971-05-26 |
| AT304640B (de) | 1972-12-15 |
| NL6904177A (en:Method) | 1969-09-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |