FR2351467A1 - Procede de determination de la periode fondamentale d'un signal vocal a l'aide du signal differentiel delivre par des vocodeurs predictifs. - Google Patents
Procede de determination de la periode fondamentale d'un signal vocal a l'aide du signal differentiel delivre par des vocodeurs predictifs.Info
- Publication number
- FR2351467A1 FR2351467A1 FR7714591A FR7714591A FR2351467A1 FR 2351467 A1 FR2351467 A1 FR 2351467A1 FR 7714591 A FR7714591 A FR 7714591A FR 7714591 A FR7714591 A FR 7714591A FR 2351467 A1 FR2351467 A1 FR 2351467A1
- Authority
- FR
- France
- Prior art keywords
- vocoders
- predictive
- determining
- fundamental period
- voice signal
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/90—Pitch determination of speech signals
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)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19762621693 DE2621693C3 (de) | 1976-05-15 | 1976-05-15 | Einrichtung zum Bestimmen der Grundperiode eines Sprachsignals aus dem bei Prädiktionsvocodern entstehenden Differenzsignal |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2351467A1 true FR2351467A1 (fr) | 1977-12-09 |
FR2351467B1 FR2351467B1 (fr) | 1983-04-22 |
Family
ID=5978080
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7714591A Granted FR2351467A1 (fr) | 1976-05-15 | 1977-05-12 | Procede de determination de la periode fondamentale d'un signal vocal a l'aide du signal differentiel delivre par des vocodeurs predictifs. |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2621693C3 (fr) |
FR (1) | FR2351467A1 (fr) |
GB (1) | GB1529132A (fr) |
NL (1) | NL7705339A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0280827A1 (fr) * | 1987-03-05 | 1988-09-07 | International Business Machines Corporation | Procédé de détermination de la fréquence fondamentale et codeur de la parole utilisant ledit procédé |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3916105A (en) * | 1972-12-04 | 1975-10-28 | Ibm | Pitch peak detection using linear prediction |
FR2277398A1 (fr) * | 1974-07-03 | 1976-01-30 | Int Standard Electric Corp | Perfectionnements aux systemes de reconnaissance de la parole |
US3979557A (en) * | 1974-07-03 | 1976-09-07 | International Telephone And Telegraph Corporation | Speech processor system for pitch period extraction using prediction filters |
-
1976
- 1976-05-15 DE DE19762621693 patent/DE2621693C3/de not_active Expired
-
1977
- 1977-05-12 FR FR7714591A patent/FR2351467A1/fr active Granted
- 1977-05-13 GB GB2028977A patent/GB1529132A/en not_active Expired
- 1977-05-13 NL NL7705339A patent/NL7705339A/xx not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3916105A (en) * | 1972-12-04 | 1975-10-28 | Ibm | Pitch peak detection using linear prediction |
FR2277398A1 (fr) * | 1974-07-03 | 1976-01-30 | Int Standard Electric Corp | Perfectionnements aux systemes de reconnaissance de la parole |
US3979557A (en) * | 1974-07-03 | 1976-09-07 | International Telephone And Telegraph Corporation | Speech processor system for pitch period extraction using prediction filters |
Non-Patent Citations (2)
Title |
---|
EXBK/63 * |
EXBK/74 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0280827A1 (fr) * | 1987-03-05 | 1988-09-07 | International Business Machines Corporation | Procédé de détermination de la fréquence fondamentale et codeur de la parole utilisant ledit procédé |
US4924508A (en) * | 1987-03-05 | 1990-05-08 | International Business Machines | Pitch detection for use in a predictive speech coder |
Also Published As
Publication number | Publication date |
---|---|
DE2621693A1 (de) | 1977-11-24 |
GB1529132A (en) | 1978-10-18 |
FR2351467B1 (fr) | 1983-04-22 |
DE2621693B2 (de) | 1979-01-04 |
DE2621693C3 (de) | 1979-09-13 |
NL7705339A (nl) | 1977-11-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |