CA1020255A - Scanner bank and message metering system - Google Patents

Scanner bank and message metering system

Info

Publication number
CA1020255A
CA1020255A CA188,449A CA188449A CA1020255A CA 1020255 A CA1020255 A CA 1020255A CA 188449 A CA188449 A CA 188449A CA 1020255 A CA1020255 A CA 1020255A
Authority
CA
Canada
Prior art keywords
scanner
bank
metering system
message metering
message
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
Application number
CA188,449A
Other languages
English (en)
Inventor
John C. Mcdonald
Gary C. Henrickson
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.)
VIDAR CORP
Original Assignee
VIDAR CORP
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 VIDAR CORP filed Critical VIDAR CORP
Application granted granted Critical
Publication of CA1020255A publication Critical patent/CA1020255A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Analogue/Digital Conversion (AREA)
CA188,449A 1973-01-05 1973-12-19 Scanner bank and message metering system Expired CA1020255A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00321376A US3852533A (en) 1973-01-05 1973-01-05 Sampling and analog-to-digital converter apparatus for use in a telephone message metering system

Publications (1)

Publication Number Publication Date
CA1020255A true CA1020255A (en) 1977-11-01

Family

ID=23250361

Family Applications (1)

Application Number Title Priority Date Filing Date
CA188,449A Expired CA1020255A (en) 1973-01-05 1973-12-19 Scanner bank and message metering system

Country Status (5)

Country Link
US (1) US3852533A (fr)
CA (1) CA1020255A (fr)
DE (1) DE2400056A1 (fr)
FR (1) FR2323275A1 (fr)
GB (1) GB1447288A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4066843A (en) * 1975-03-28 1978-01-03 Applied Data Research, Inc. Telephone circuit monitoring system
IT1128782B (it) * 1980-05-05 1986-06-04 Cselt Centro Studi Lab Telecom Dispositivo per l acquisizione di criteri telefonici da organi di centrali elettromeccaniche
DE19953889C2 (de) * 1999-11-09 2002-02-07 Infineon Technologies Ag Schaltungsanordnung zur Gebührenimpulserkennung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3194985A (en) * 1962-07-02 1965-07-13 North American Aviation Inc Multiplexing circuit with feedback to a constant current source
NL299650A (fr) * 1962-10-23
US3299421A (en) * 1963-10-31 1967-01-17 Texas Instruments Inc Analog-digital encoder for timevarying signals
US3509558A (en) * 1965-10-22 1970-04-28 Nasa Wide range data compression system
FR1469546A (fr) * 1965-12-29 1967-02-17 Csf Commutateur de télémesure
US3603972A (en) * 1968-12-24 1971-09-07 Texaco Inc Amplifier system
ES390723A1 (es) * 1971-04-29 1974-12-01 Standard Electrica Sa Circuito de exploracion electronico pasivo explorado cicli-camente.

Also Published As

Publication number Publication date
FR2323275B1 (fr) 1978-03-24
FR2323275A1 (fr) 1977-04-01
GB1447288A (en) 1976-08-25
DE2400056A1 (de) 1974-07-18
US3852533A (en) 1974-12-03

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