FR2646305B1 - Dispositif electronique de codage, notamment pour publiphone - Google Patents

Dispositif electronique de codage, notamment pour publiphone

Info

Publication number
FR2646305B1
FR2646305B1 FR8905228A FR8905228A FR2646305B1 FR 2646305 B1 FR2646305 B1 FR 2646305B1 FR 8905228 A FR8905228 A FR 8905228A FR 8905228 A FR8905228 A FR 8905228A FR 2646305 B1 FR2646305 B1 FR 2646305B1
Authority
FR
France
Prior art keywords
coding device
public phone
electronic coding
electronic
public
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 - Lifetime
Application number
FR8905228A
Other languages
English (en)
Other versions
FR2646305A1 (fr
Inventor
Gerard Huet
Joel Soupirot
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.)
Thales SA
Original Assignee
Dassault Electronique SA
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 Dassault Electronique SA filed Critical Dassault Electronique SA
Priority to FR8905228A priority Critical patent/FR2646305B1/fr
Publication of FR2646305A1 publication Critical patent/FR2646305A1/fr
Application granted granted Critical
Publication of FR2646305B1 publication Critical patent/FR2646305B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
    • G07F17/0014—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for vending, access and use of specific services not covered anywhere else in G07F17/00
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M17/00—Prepayment of wireline communication systems, wireless communication systems or telephone systems
    • H04M17/02—Coin-freed or check-freed systems, e.g. mobile- or card-operated phones, public telephones or booths
    • H04M17/023—Circuit arrangements
FR8905228A 1989-04-19 1989-04-19 Dispositif electronique de codage, notamment pour publiphone Expired - Lifetime FR2646305B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8905228A FR2646305B1 (fr) 1989-04-19 1989-04-19 Dispositif electronique de codage, notamment pour publiphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8905228A FR2646305B1 (fr) 1989-04-19 1989-04-19 Dispositif electronique de codage, notamment pour publiphone

Publications (2)

Publication Number Publication Date
FR2646305A1 FR2646305A1 (fr) 1990-10-26
FR2646305B1 true FR2646305B1 (fr) 1991-06-14

Family

ID=9380927

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8905228A Expired - Lifetime FR2646305B1 (fr) 1989-04-19 1989-04-19 Dispositif electronique de codage, notamment pour publiphone

Country Status (1)

Country Link
FR (1) FR2646305B1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2734115B1 (fr) * 1995-05-12 1997-08-01 Schlumberger Ind Sa Installation telephonique securisee
IT1291472B1 (it) * 1997-01-27 1999-01-11 Urmet Sud Costruzioni Elettro Dispositivo di riscontro di obliterazione per apparecchi telefonici pubblici.
FR2779308B1 (fr) * 1998-05-27 2000-06-30 Schlumberger Ind Sa Dispositif de securisation d'une ligne telephonique
FR2783994B1 (fr) * 1998-09-28 2000-10-13 Schlumberger Ind Sa Dispositif de securisation d'une ligne telephonique
FR2793634B1 (fr) * 1999-05-12 2001-06-29 Schlumberger Systems & Service Dispositif de securisation d'une ligne telephonique dans le domaine audible

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4074079A (en) * 1976-06-02 1978-02-14 Bell Telephone Laboratories, Incorporated Coin telephone antifraud system
CH668151A5 (de) * 1985-03-28 1988-11-30 Sodeco Compteurs De Geneve Verfahren und einrichtung zum senden und zum empfangen von traegerfrequenten telephontaximpulsen.
FR2614162B1 (fr) * 1987-04-17 1993-12-10 Flonic Sa Systeme d'authentification analogique reciproque entre un terminal et une ligne de transmission

Also Published As

Publication number Publication date
FR2646305A1 (fr) 1990-10-26

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Legal Events

Date Code Title Description
ST Notification of lapse