AU8073198A - Telephone line testing device and equipment protector - Google Patents

Telephone line testing device and equipment protector

Info

Publication number
AU8073198A
AU8073198A AU80731/98A AU8073198A AU8073198A AU 8073198 A AU8073198 A AU 8073198A AU 80731/98 A AU80731/98 A AU 80731/98A AU 8073198 A AU8073198 A AU 8073198A AU 8073198 A AU8073198 A AU 8073198A
Authority
AU
Australia
Prior art keywords
telephone line
testing device
line testing
equipment protector
protector
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.)
Abandoned
Application number
AU80731/98A
Inventor
Rodney E. Hosilyk
Kevin R. Prince
Paul Richard Prince
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.)
Individual
Original Assignee
Individual
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 US08/876,923 external-priority patent/US6205201B1/en
Application filed by Individual filed Critical Individual
Publication of AU8073198A publication Critical patent/AU8073198A/en
Abandoned 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
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H04M1/74—Interface circuits for coupling substations to external telephone lines with means for reducing interference; with means for reducing effects due to line faults
    • H04M1/745—Protection devices or circuits for voltages surges on the line
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/24—Arrangements for testing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
AU80731/98A 1997-06-16 1998-06-15 Telephone line testing device and equipment protector Abandoned AU8073198A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US08/876,923 US6205201B1 (en) 1997-06-16 1997-06-16 Telephone line testing device
US08876923 1997-06-16
US6054898A 1998-04-15 1998-04-15
US09060548 1998-04-15
PCT/US1998/012451 WO1998058481A1 (en) 1997-06-16 1998-06-15 Telephone line testing device and equipment protector

Publications (1)

Publication Number Publication Date
AU8073198A true AU8073198A (en) 1999-01-04

Family

ID=26740041

Family Applications (1)

Application Number Title Priority Date Filing Date
AU80731/98A Abandoned AU8073198A (en) 1997-06-16 1998-06-15 Telephone line testing device and equipment protector

Country Status (2)

Country Link
AU (1) AU8073198A (en)
WO (1) WO1998058481A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19910749A1 (en) * 1999-03-11 2000-09-14 Deutsche Telekom Ag Device for checking the functionality of a door intercom system coupled to a telecommunications system
GB0228508D0 (en) * 2002-12-06 2003-01-15 Oakdene Ltd The testing and protection of telephone lines

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4377730A (en) * 1981-06-08 1983-03-22 Motorola, Inc. Tone elimination circuit
US4533864A (en) * 1983-04-21 1985-08-06 Northern Telecom Limited Test instrument with flexibly connected head
US4581494A (en) * 1984-10-09 1986-04-08 James A. Mayberry Telephone interface-test device
US5511108A (en) * 1991-05-31 1996-04-23 Itronix Corporation Apparatus and method for performing and controlling testing of electrical equipment

Also Published As

Publication number Publication date
WO1998058481A1 (en) 1998-12-23

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase