JPS55143868A - Telephone speech time lime limiter - Google Patents

Telephone speech time lime limiter

Info

Publication number
JPS55143868A
JPS55143868A JP5530780A JP5530780A JPS55143868A JP S55143868 A JPS55143868 A JP S55143868A JP 5530780 A JP5530780 A JP 5530780A JP 5530780 A JP5530780 A JP 5530780A JP S55143868 A JPS55143868 A JP S55143868A
Authority
JP
Japan
Prior art keywords
limiter
speech time
telephone speech
time lime
lime
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
JP5530780A
Other languages
English (en)
Inventor
Koronbo Donato
Barudatsushi Rapo
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.)
IMCA ITALIA Srl
Original Assignee
IMCA ITALIA Srl
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 IMCA ITALIA Srl filed Critical IMCA ITALIA Srl
Publication of JPS55143868A publication Critical patent/JPS55143868A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/66—Substation equipment, e.g. for use by subscribers with means for preventing unauthorised or fraudulent calling
    • H04M1/667—Preventing unauthorised calls from a telephone set
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/28—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal
    • H04M15/30—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal the meter or calculation of charges not being controlled from an exchange

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephone Set Structure (AREA)
  • Electric Clocks (AREA)
  • Meter Arrangements (AREA)
  • Transceivers (AREA)
JP5530780A 1979-04-24 1980-04-24 Telephone speech time lime limiter Pending JPS55143868A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22110/79A IT1112715B (it) 1979-04-24 1979-04-24 Dispositivo meccanico limitatore della durata delle conversazioni telefoniche

Publications (1)

Publication Number Publication Date
JPS55143868A true JPS55143868A (en) 1980-11-10

Family

ID=11191634

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5530780A Pending JPS55143868A (en) 1979-04-24 1980-04-24 Telephone speech time lime limiter

Country Status (13)

Country Link
US (1) US4335279A (ja)
EP (1) EP0017984B1 (ja)
JP (1) JPS55143868A (ja)
AR (1) AR222702A1 (ja)
AT (1) ATE6823T1 (ja)
BR (1) BR8002483A (ja)
CA (1) CA1137241A (ja)
DE (1) DE3067093D1 (ja)
ES (1) ES8103627A1 (ja)
GR (1) GR67693B (ja)
IT (1) IT1112715B (ja)
MX (1) MX147600A (ja)
NO (1) NO801166L (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60180270A (ja) * 1984-02-27 1985-09-14 Nec Corp 通話時間制限機能付移動体電話機
US6355179B1 (en) 1999-12-10 2002-03-12 Basf Corporation Decomposition of residual hydroxylamine by hydrogen peroxide treatment

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3149348A1 (de) * 1981-12-12 1983-06-16 Agfa-Gevaert Ag, 5090 Leverkusen Gespraechzeitmess- und anzeigevorrichtung fuer fernsprechgeraete
US5062134A (en) * 1990-09-17 1991-10-29 Laird James M Timer for controlling telephone usage
DE4219416C2 (de) * 1992-06-13 1995-02-16 Grundig Emv Verfahren und Schaltungsanordnung zur Begrenzung der Verbindungsgebühren für Teilnehmereinrichtungen
GB9920089D0 (en) * 1999-08-25 1999-10-27 Goodwill Andrew Time limiting device
US20160002953A1 (en) * 2014-07-01 2016-01-07 Jeffrey Sada Electronic time lock

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2202149A (en) * 1937-08-30 1940-05-28 Bernard N Gottlieb Timing device for telephones
US2609045A (en) * 1951-04-16 1952-09-02 Henry R Kaiser Timer attachment for telephones
US2653195A (en) * 1951-06-04 1953-09-22 Electronic Secretary Inc Combination timing and telephone circuit controlling system
US3472966A (en) * 1966-09-13 1969-10-14 Ryden R Simmons Conversation interrupter
US3598931A (en) * 1969-07-30 1971-08-10 Master Lock Co Telephone set locks
US3970789A (en) * 1975-01-15 1976-07-20 Simmons Sr Ryden R Telephone service control device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60180270A (ja) * 1984-02-27 1985-09-14 Nec Corp 通話時間制限機能付移動体電話機
US6355179B1 (en) 1999-12-10 2002-03-12 Basf Corporation Decomposition of residual hydroxylamine by hydrogen peroxide treatment

Also Published As

Publication number Publication date
US4335279A (en) 1982-06-15
EP0017984A1 (en) 1980-10-29
IT1112715B (it) 1986-01-20
MX147600A (es) 1982-12-17
IT7922110A0 (it) 1979-04-24
BR8002483A (pt) 1981-08-04
ATE6823T1 (de) 1984-04-15
ES490530A0 (es) 1981-03-16
EP0017984B1 (en) 1984-03-21
CA1137241A (en) 1982-12-07
AR222702A1 (es) 1981-06-15
ES8103627A1 (es) 1981-03-16
NO801166L (no) 1980-10-27
GR67693B (ja) 1981-09-07
DE3067093D1 (en) 1984-04-26

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