FR2408950A1 - Procede pour l'amelioration de la qualite de reproduction d'informations parlees dans le cas de codage de transmission - Google Patents

Procede pour l'amelioration de la qualite de reproduction d'informations parlees dans le cas de codage de transmission

Info

Publication number
FR2408950A1
FR2408950A1 FR7832184A FR7832184A FR2408950A1 FR 2408950 A1 FR2408950 A1 FR 2408950A1 FR 7832184 A FR7832184 A FR 7832184A FR 7832184 A FR7832184 A FR 7832184A FR 2408950 A1 FR2408950 A1 FR 2408950A1
Authority
FR
France
Prior art keywords
random
access memory
reproduction
improving
procedure
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.)
Pending
Application number
FR7832184A
Other languages
English (en)
Inventor
Peter Rohm
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.)
Tekade Felten and Guilleaume Fernmeldeanlagen GmbH
Original Assignee
Tekade Felten and Guilleaume Fernmeldeanlagen 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 Tekade Felten and Guilleaume Fernmeldeanlagen GmbH filed Critical Tekade Felten and Guilleaume Fernmeldeanlagen GmbH
Publication of FR2408950A1 publication Critical patent/FR2408950A1/fr
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Noise Elimination (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

PROCEDE POUR ELIMINER LES PORTIONS DE SIGNAL DE RECEPTION, CONTENANT DES PERTURBATIONS PARASITES. PROCEDE CARACTERISE EN CE QU'APRES L'OPERATION DE DECODAGE, ON RETIRE LES PORTIONS DE SIGNAL PARLE SUSCEPTIBLES DE CONTENIR DES PERTURBATIONS PARASITES SYSTEMATIQUES, ET ON LES REMPLACE PAR UNE ALLURE DE SIGNAL OBTENUE PAR EXTRAPOLATION A PARTIR DE L'ALLURE PRECEDENTE DE SIGNAL EXEMPTE DE PARASITES. PROCEDE APPLICABLE A LA RECEPTION D'INFORMATIONS SOUS FORME DE DISCOURS PARLES.
FR7832184A 1977-11-10 1978-11-09 Procede pour l'amelioration de la qualite de reproduction d'informations parlees dans le cas de codage de transmission Pending FR2408950A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772750240 DE2750240C3 (de) 1977-11-10 1977-11-10 Verfahren zur Verbesserung der Wiedergabequalität von Sprache bei Verschlüsselungsverfahren

Publications (1)

Publication Number Publication Date
FR2408950A1 true FR2408950A1 (fr) 1979-06-08

Family

ID=6023413

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7832184A Pending FR2408950A1 (fr) 1977-11-10 1978-11-09 Procede pour l'amelioration de la qualite de reproduction d'informations parlees dans le cas de codage de transmission

Country Status (4)

Country Link
AT (1) AT369599B (fr)
CH (1) CH636231A5 (fr)
DE (1) DE2750240C3 (fr)
FR (1) FR2408950A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2398982A (en) * 2003-02-27 2004-09-01 Motorola Inc Speech communication unit and method for synthesising speech therein

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19514195C1 (de) * 1995-04-15 1996-10-02 Grundig Emv Verfahren und Vorrichtung zur Informationsübertragung in periodisch gestörten Übertragungskanälen

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH237094A (de) * 1939-07-26 1945-03-31 Patelhold Patentverwertung Verfahren und Einrichtung zur Übermittlung von geheimzuhaltenden Nachrichten.
DE1107286B (de) * 1958-03-18 1961-05-25 Siemens Ag Anordnung zur Vermeidung einer stoerenden Auswirkung von in UEbertragungssystemen auftretenden kurzzeitigen Unterbrechungen auf die Rundfunkprogrammuebertragung
DE2228905A1 (de) * 1972-06-14 1974-01-03 Licentia Gmbh Schaltungsanordnung zum uebertragen von codierten sprachsignalen ueber uebertragungswege mit unterschiedlichen uebertragungsbandbreiten

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL63459C (fr) * 1943-04-05

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH237094A (de) * 1939-07-26 1945-03-31 Patelhold Patentverwertung Verfahren und Einrichtung zur Übermittlung von geheimzuhaltenden Nachrichten.
DE1107286B (de) * 1958-03-18 1961-05-25 Siemens Ag Anordnung zur Vermeidung einer stoerenden Auswirkung von in UEbertragungssystemen auftretenden kurzzeitigen Unterbrechungen auf die Rundfunkprogrammuebertragung
DE2228905A1 (de) * 1972-06-14 1974-01-03 Licentia Gmbh Schaltungsanordnung zum uebertragen von codierten sprachsignalen ueber uebertragungswege mit unterschiedlichen uebertragungsbandbreiten

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2398982A (en) * 2003-02-27 2004-09-01 Motorola Inc Speech communication unit and method for synthesising speech therein
GB2398982B (en) * 2003-02-27 2005-05-18 Motorola Inc Speech communication unit and method for synthesising speech therein

Also Published As

Publication number Publication date
DE2750240B2 (de) 1980-08-14
DE2750240C3 (de) 1981-03-26
AT369599B (de) 1983-01-10
DE2750240A1 (de) 1979-05-17
ATA796678A (de) 1982-05-15
CH636231A5 (en) 1983-05-13

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