IN150500B - - Google Patents

Info

Publication number
IN150500B
IN150500B IN158/CAL/79A IN158CA1979A IN150500B IN 150500 B IN150500 B IN 150500B IN 158CA1979 A IN158CA1979 A IN 158CA1979A IN 150500 B IN150500 B IN 150500B
Authority
IN
India
Application number
IN158/CAL/79A
Other languages
English (en)
Inventor
G Fields
Original Assignee
G Fields
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 G Fields filed Critical G Fields
Publication of IN150500B publication Critical patent/IN150500B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/24—Arrangements for testing
    • 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
    • H04M3/301—Circuit arrangements at the subscriber's side of the line

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
IN158/CAL/79A 1978-10-02 1979-02-20 IN150500B (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/947,565 US4169220A (en) 1978-10-02 1978-10-02 Telephone instrument connection block with remotely actuated line test

Publications (1)

Publication Number Publication Date
IN150500B true IN150500B (fr) 1982-10-23

Family

ID=25486321

Family Applications (1)

Application Number Title Priority Date Filing Date
IN158/CAL/79A IN150500B (fr) 1978-10-02 1979-02-20

Country Status (14)

Country Link
US (1) US4169220A (fr)
JP (1) JPS5549063A (fr)
AR (1) AR222498A1 (fr)
BE (1) BE874280A (fr)
BR (1) BR7906284A (fr)
CA (1) CA1106986A (fr)
DE (1) DE2939748A1 (fr)
FR (1) FR2438393A1 (fr)
GB (1) GB2030820B (fr)
IL (1) IL56687A (fr)
IN (1) IN150500B (fr)
MX (1) MX146796A (fr)
NL (1) NL7907112A (fr)
SE (1) SE7900948L (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4558182A (en) * 1983-08-01 1985-12-10 Keptel, Inc. Remotely-activated switching apparatus
US4536617A (en) * 1983-08-01 1985-08-20 Keptel, Inc. Remotely-activated switching apparatus
US4550225A (en) * 1983-10-31 1985-10-29 Keptel, Inc. AC Signal-activated switching apparatus
US4536050A (en) * 1984-01-09 1985-08-20 Porta Systems Corp. Telephone modular wall jack
US4685120A (en) * 1985-11-26 1987-08-04 Teccor Electronics, Inc. Electronic trigger switch for maintenance termination unit
US4686696A (en) * 1985-12-02 1987-08-11 Keptel, Inc. Transmission line signal sensing circuit employing means for conserving power, especially for use with a telephone disconnect circuit, and associated method
US4707850A (en) * 1986-10-29 1987-11-17 General Telephone Co. Of Florida Test apparatus for a subscriber line
US4707851A (en) * 1986-10-29 1987-11-17 General Telephone Co. Of Florida Remote isolation test apparatus
US5073919A (en) * 1990-10-10 1991-12-17 Teradyne, Inc. Automatically testing telephone lines
US5485465A (en) * 1992-05-20 1996-01-16 The Whitaker Corporation Redundancy control for a broadcast data transmission system
TW264598B (fr) * 1992-07-01 1995-12-01 Ray Chem Ltd
GB9213992D0 (en) * 1992-07-01 1992-08-12 Raychem Ltd Remotely actuated switch and protection circuit
GB9218134D0 (en) * 1992-08-26 1992-10-14 Raychem Sa Nv Communication channel switching arrangement
GB9223770D0 (en) * 1992-11-12 1992-12-23 Raychem Ltd Communication channel testing arrangement
US6108404A (en) 1998-02-05 2000-08-22 Mci Communications Corporation Method and system for testing a connection in a telephone network using interactive telephone response module
US6278769B1 (en) * 1998-11-25 2001-08-21 Westell Technologies, Inc. Signaling method for invoking a test mode in a network interface unit
FR2835382B1 (fr) * 2002-01-31 2005-02-25 Electricite De France Dispositif de controle a distance d'une ligne filaire de telecommunication
US7811119B2 (en) * 2005-11-18 2010-10-12 Panduit Corp. Smart cable provisioning for a patch cord management system
WO2009052381A2 (fr) * 2007-10-19 2009-04-23 Panduit Corp. Système d'identification de port de communication
US7938700B2 (en) 2008-02-21 2011-05-10 Panduit Corp. Intelligent inter-connect and cross-connect patching system
US8306935B2 (en) * 2008-12-22 2012-11-06 Panduit Corp. Physical infrastructure management system
JP5274671B2 (ja) 2008-12-31 2013-08-28 パンドウィット・コーポレーション 挿入検出および発光機能を備えたパッチコード
US8128428B2 (en) * 2009-02-19 2012-03-06 Panduit Corp. Cross connect patch guidance system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US412671A (en) * 1889-10-08 Gripping device for cables
US3636280A (en) * 1970-09-17 1972-01-18 Gen Telephone Co Of California Telephone line testing from remote locations
US3725613A (en) * 1971-02-25 1973-04-03 Rochester Tel Corp Apparatus for protecting and testing telephone network
US3773986A (en) * 1971-12-13 1973-11-20 Comm Systems Corp Telephone line test isolation apparatus
US3766336A (en) * 1972-10-12 1973-10-16 I Wikholm Circuit isolating switching arrangement
US3843848A (en) * 1973-01-12 1974-10-22 Magnetic Controls Co Telephone looptest system
US4041255A (en) * 1976-09-29 1977-08-09 Northern Telecom Limited Switching circuit for telecommunications lines
US4054759A (en) * 1976-11-15 1977-10-18 Northern Telecom Limited Subscriber loop verification device and method

Also Published As

Publication number Publication date
US4169220A (en) 1979-09-25
GB2030820B (en) 1982-12-22
FR2438393A1 (fr) 1980-04-30
NL7907112A (nl) 1980-04-08
IL56687A0 (en) 1979-05-31
MX146796A (es) 1982-08-16
AR222498A1 (es) 1981-05-29
IL56687A (en) 1981-01-30
JPS5549063A (en) 1980-04-08
BE874280A (fr) 1979-08-20
GB2030820A (en) 1980-04-10
CA1106986A (fr) 1981-08-11
SE7900948L (sv) 1980-04-03
DE2939748A1 (de) 1980-04-10
BR7906284A (pt) 1980-07-15
FR2438393B1 (fr) 1983-04-08

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