AT295606B - Device for converting a pulse train, the pulses of which represent a predetermined value unit, into a pulse train with a smaller value unit per pulse, in particular counting pulses for coin operated telephones - Google Patents

Device for converting a pulse train, the pulses of which represent a predetermined value unit, into a pulse train with a smaller value unit per pulse, in particular counting pulses for coin operated telephones

Info

Publication number
AT295606B
AT295606B AT948468A AT948468A AT295606B AT 295606 B AT295606 B AT 295606B AT 948468 A AT948468 A AT 948468A AT 948468 A AT948468 A AT 948468A AT 295606 B AT295606 B AT 295606B
Authority
AT
Austria
Prior art keywords
value unit
pulse train
pulses
pulse
converting
Prior art date
Application number
AT948468A
Other languages
German (de)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of AT295606B publication Critical patent/AT295606B/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Meter Arrangements (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Prepayment Telephone Systems (AREA)
AT948468A 1967-09-29 1968-09-27 Device for converting a pulse train, the pulses of which represent a predetermined value unit, into a pulse train with a smaller value unit per pulse, in particular counting pulses for coin operated telephones AT295606B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19671537841 DE1537841B2 (en) 1967-09-29 1967-09-29 Method for converting pulse trains, in particular counting clocks for telephone sets

Publications (1)

Publication Number Publication Date
AT295606B true AT295606B (en) 1972-01-10

Family

ID=5675956

Family Applications (1)

Application Number Title Priority Date Filing Date
AT948468A AT295606B (en) 1967-09-29 1968-09-27 Device for converting a pulse train, the pulses of which represent a predetermined value unit, into a pulse train with a smaller value unit per pulse, in particular counting pulses for coin operated telephones

Country Status (8)

Country Link
AT (1) AT295606B (en)
BE (1) BE721499A (en)
CH (1) CH476436A (en)
DE (1) DE1537841B2 (en)
FR (1) FR1585980A (en)
GB (1) GB1197532A (en)
NL (1) NL6813344A (en)
SE (1) SE329418B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3329094C2 (en) * 1983-08-11 1985-09-12 Siemens AG, 1000 Berlin und 8000 München Circuit arrangement for telecommunications switching systems, in particular telephone switching systems, with charge time counting

Also Published As

Publication number Publication date
DE1537841A1 (en) 1969-11-06
BE721499A (en) 1969-03-27
NL6813344A (en) 1969-04-01
DE1537841B2 (en) 1970-11-05
SE329418B (en) 1970-10-12
CH476436A (en) 1969-07-31
GB1197532A (en) 1970-07-08
FR1585980A (en) 1970-02-06

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee