IT1059923B - PREPAID TELEPHONE EQUIPMENT WITH MICROCALCULATOR - Google Patents

PREPAID TELEPHONE EQUIPMENT WITH MICROCALCULATOR

Info

Publication number
IT1059923B
IT1059923B IT6801676A IT6801676A IT1059923B IT 1059923 B IT1059923 B IT 1059923B IT 6801676 A IT6801676 A IT 6801676A IT 6801676 A IT6801676 A IT 6801676A IT 1059923 B IT1059923 B IT 1059923B
Authority
IT
Italy
Prior art keywords
microcalculator
telephone equipment
prepaid telephone
prepaid
equipment
Prior art date
Application number
IT6801676A
Other languages
Italian (it)
Inventor
O Bertoglio
A Caccia
R Fidanza
Veen W Van
Original Assignee
Cselt Centro Studi Lab Telecom
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 Cselt Centro Studi Lab Telecom filed Critical Cselt Centro Studi Lab Telecom
Priority to IT6801676A priority Critical patent/IT1059923B/en
Priority to FR7711579A priority patent/FR2350017A1/en
Priority to BE176953A priority patent/BE853883A/en
Priority to DE19772718430 priority patent/DE2718430B2/en
Priority to GB1767677A priority patent/GB1565445A/en
Priority to US05/964,339 priority patent/US4192972A/en
Application granted granted Critical
Publication of IT1059923B publication Critical patent/IT1059923B/en

Links

Classifications

    • 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
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D1/00—Coin dispensers
    • G07D1/02—Coin dispensers giving change
    • G07D1/06—Coin dispensers giving change dispensing the difference between a sum paid and a sum charged
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F1/00—Coin inlet arrangements; Coins specially adapted to operate coin-freed mechanisms
    • G07F1/04—Coin chutes
    • G07F1/047—Coin chutes with means for temporarily storing coins
IT6801676A 1976-04-27 1976-04-27 PREPAID TELEPHONE EQUIPMENT WITH MICROCALCULATOR IT1059923B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT6801676A IT1059923B (en) 1976-04-27 1976-04-27 PREPAID TELEPHONE EQUIPMENT WITH MICROCALCULATOR
FR7711579A FR2350017A1 (en) 1976-04-27 1977-04-18 PREPAYMENT TELEPHONE POST
BE176953A BE853883A (en) 1976-04-27 1977-04-22 PREPAYMENT TELEPHONE STATION EQUIPPED WITH A MICROCALCULATOR
DE19772718430 DE2718430B2 (en) 1976-04-27 1977-04-26 Electronically controlled telephone for prepayment of charges
GB1767677A GB1565445A (en) 1976-04-27 1977-04-27 Prepayment telephone apparatus
US05/964,339 US4192972A (en) 1976-04-27 1978-11-28 Pay-telephone station with deferred collection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6801676A IT1059923B (en) 1976-04-27 1976-04-27 PREPAID TELEPHONE EQUIPMENT WITH MICROCALCULATOR

Publications (1)

Publication Number Publication Date
IT1059923B true IT1059923B (en) 1982-06-21

Family

ID=11307207

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6801676A IT1059923B (en) 1976-04-27 1976-04-27 PREPAID TELEPHONE EQUIPMENT WITH MICROCALCULATOR

Country Status (5)

Country Link
BE (1) BE853883A (en)
DE (1) DE2718430B2 (en)
FR (1) FR2350017A1 (en)
GB (1) GB1565445A (en)
IT (1) IT1059923B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH620073A5 (en) * 1977-09-12 1980-10-31 Sodeco Compteurs De Geneve
CH621220A5 (en) * 1977-09-12 1981-01-15 Sodeco Compteurs De Geneve Method for a further payment request display in a payphone
CH627600A5 (en) * 1977-10-06 1982-01-15 Sodeco Compteurs De Geneve COIN SPEAKER.
CH635967A5 (en) * 1978-11-22 1983-04-29 Sodeco Compteurs De Geneve PAY TELEPHONE.
GB2046556B (en) * 1978-11-23 1983-05-11 Plessey Co Ltd Telecommunications system incorporating portable communications units
JPS5571351A (en) * 1978-11-25 1980-05-29 Tamura Electric Works Ltd Faulty position display-type public telephone set
CH652548A5 (en) * 1981-07-23 1985-11-15 Sodeco Compteurs De Geneve COIN SPEAKER WITH A MICROPROCESSOR.
FR2533097A1 (en) * 1982-09-13 1984-03-16 Gesi Telephone line supervisor intended to interact with an automatic unit.
CH659162A5 (en) * 1982-10-01 1986-12-31 Sodeco Compteurs De Geneve Arrangement for data transmission on the public telephone network.
FR2540317A1 (en) * 1983-02-01 1984-08-03 Gesi Telephony terminal transmission circuit
GB2179524B (en) * 1985-08-12 1989-08-02 Oki Electric Ind Co Ltd Radio telephone equipment
GB8522427D0 (en) * 1985-09-10 1985-10-16 Plessey Co Plc Credit transaction arrangments

Also Published As

Publication number Publication date
FR2350017A1 (en) 1977-11-25
FR2350017B1 (en) 1982-04-16
DE2718430A1 (en) 1977-11-10
BE853883A (en) 1977-08-16
DE2718430B2 (en) 1979-12-06
GB1565445A (en) 1980-04-23

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