FR2351467B1 - - Google Patents

Info

Publication number
FR2351467B1
FR2351467B1 FR7714591A FR7714591A FR2351467B1 FR 2351467 B1 FR2351467 B1 FR 2351467B1 FR 7714591 A FR7714591 A FR 7714591A FR 7714591 A FR7714591 A FR 7714591A FR 2351467 B1 FR2351467 B1 FR 2351467B1
Authority
FR
France
Prior art keywords
output
speech
representing
stored
pitch period
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.)
Expired
Application number
FR7714591A
Other languages
English (en)
French (fr)
Other versions
FR2351467A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Publication of FR2351467A1 publication Critical patent/FR2351467A1/fr
Application granted granted Critical
Publication of FR2351467B1 publication Critical patent/FR2351467B1/fr
Granted legal-status Critical Current

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)
FR7714591A 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. Granted FR2351467A1 (fr)

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 FR2351467A1 (fr) 1977-12-09
FR2351467B1 true FR2351467B1 (cg-RX-API-DMAC7.html) 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 (cg-RX-API-DMAC7.html)
FR (1) FR2351467A1 (cg-RX-API-DMAC7.html)
GB (1) GB1529132A (cg-RX-API-DMAC7.html)
NL (1) NL7705339A (cg-RX-API-DMAC7.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0280827B1 (en) * 1987-03-05 1993-01-27 International Business Machines Corporation Pitch detection process and speech coder using said process

Family Cites Families (3)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE2621693A1 (de) 1977-11-24
GB1529132A (en) 1978-10-18
DE2621693C3 (de) 1979-09-13
DE2621693B2 (de) 1979-01-04
FR2351467A1 (fr) 1977-12-09
NL7705339A (nl) 1977-11-17

Similar Documents

Publication Publication Date Title
JPS5331920A (en) Bar code reader
GB1491662A (en) Speech detection in a signal channel
GB1536126A (en) Scintillation camera for high activity sources
ES435939A1 (es) Perfeccionamientos en los circuitos para detectar la pre- sencia de actividad en banda fonica en una conexion telefo- nica.
JPS6453623A (en) Pulse detecting circuit employing amplitude and time recognition
JPS5250483B1 (cg-RX-API-DMAC7.html)
FR2351467B1 (cg-RX-API-DMAC7.html)
GB1342909A (en) Speech detection device
EP0090314A3 (en) Pcm encoder conformable to the a-law
GB1499635A (en) Peak level detector circuit
FR2178410A5 (cg-RX-API-DMAC7.html)
JPS5718058A (en) Rotating controller
JPS5395087A (en) Pressure difference transmitter
JPS53142210A (en) Pcm recorder/reproducer
JPS52132537A (en) Automatic door opening/closing device
FR2363939A1 (fr) Convertisseurs analogique-numerique
FR2382723A1 (fr) Appareillage d'enregistrement des temps durant lesquels une source d'energie est disponible avec une puissance donnee pendant une periode determinee
JPS542616A (en) Signal conversion system
JPS5441170A (en) Instantaneous response type high accuracy frequency detecting system
JPS56137257A (en) Measuring device of dropout depth
JPS5769574A (en) Editing system of pulse code modulation magnetic sound recorder
JPS6477097A (en) Voice detector
JPS53133470A (en) Convergence value detecting system
JPS5612122A (en) Pcm signal demodulating circuit
JPS5330368A (en) Digital indication type electronic timepiece

Legal Events

Date Code Title Description
ST Notification of lapse