GB1439844A - Automated telephone testing and polling system - Google Patents

Automated telephone testing and polling system

Info

Publication number
GB1439844A
GB1439844A GB2823673A GB2823673A GB1439844A GB 1439844 A GB1439844 A GB 1439844A GB 2823673 A GB2823673 A GB 2823673A GB 2823673 A GB2823673 A GB 2823673A GB 1439844 A GB1439844 A GB 1439844A
Authority
GB
United Kingdom
Prior art keywords
automated telephone
polling system
telephone testing
testing
polling
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
GB2823673A
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.)
North Hills Signal Processing Corp
Original Assignee
Porta Systems 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
Priority claimed from US00313817A external-priority patent/US3842218A/en
Application filed by Porta Systems Corp filed Critical Porta Systems Corp
Publication of GB1439844A publication Critical patent/GB1439844A/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
    • H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
    • H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
    • H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Small-Scale Networks (AREA)
GB2823673A 1972-12-11 1973-06-13 Automated telephone testing and polling system Expired GB1439844A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00313817A US3842218A (en) 1972-07-10 1972-12-11 Automated telephony testing and polling apparatus

Publications (1)

Publication Number Publication Date
GB1439844A true GB1439844A (en) 1976-06-16

Family

ID=23217271

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2823673A Expired GB1439844A (en) 1972-12-11 1973-06-13 Automated telephone testing and polling system

Country Status (4)

Country Link
JP (1) JPS4990004A (en)
CA (1) CA1000391A (en)
FR (1) FR2210070A1 (en)
GB (1) GB1439844A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5373017A (en) * 1976-12-11 1978-06-29 Anritsu Electric Co Ltd Channel information setting*storing and reading device in telephone channel transmission characteristic measurements

Also Published As

Publication number Publication date
FR2210070A1 (en) 1974-07-05
JPS4990004A (en) 1974-08-28
CA1000391A (en) 1976-11-23

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee