ATA117796A - CIRCUIT ARRANGEMENT FOR DETECTING ANALOG SWITCHING AND TEST SIGNALS - Google Patents

CIRCUIT ARRANGEMENT FOR DETECTING ANALOG SWITCHING AND TEST SIGNALS

Info

Publication number
ATA117796A
ATA117796A AT0117796A AT117796A ATA117796A AT A117796 A ATA117796 A AT A117796A AT 0117796 A AT0117796 A AT 0117796A AT 117796 A AT117796 A AT 117796A AT A117796 A ATA117796 A AT A117796A
Authority
AT
Austria
Prior art keywords
circuit arrangement
test signals
analog switching
detecting analog
detecting
Prior art date
Application number
AT0117796A
Other languages
German (de)
Other versions
AT406534B (en
Inventor
Gerhard Prochazka
Original Assignee
Ericsson Austria Ag
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 Ericsson Austria Ag filed Critical Ericsson Austria Ag
Priority to AT0117796A priority Critical patent/AT406534B/en
Priority to AU33281/97A priority patent/AU3328197A/en
Priority to PCT/AT1997/000151 priority patent/WO1998001967A2/en
Publication of ATA117796A publication Critical patent/ATA117796A/en
Application granted granted Critical
Publication of AT406534B publication Critical patent/AT406534B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/005—Interface circuits for subscriber lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
AT0117796A 1996-07-03 1996-07-03 CIRCUIT ARRANGEMENT FOR DETECTING ANALOG SWITCHING AND TEST SIGNALS AT406534B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT0117796A AT406534B (en) 1996-07-03 1996-07-03 CIRCUIT ARRANGEMENT FOR DETECTING ANALOG SWITCHING AND TEST SIGNALS
AU33281/97A AU3328197A (en) 1996-07-03 1997-07-03 Circuit configuration for detection of analogue switching and check signals
PCT/AT1997/000151 WO1998001967A2 (en) 1996-07-03 1997-07-03 Circuit configuration for detection of analogue switching and check signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0117796A AT406534B (en) 1996-07-03 1996-07-03 CIRCUIT ARRANGEMENT FOR DETECTING ANALOG SWITCHING AND TEST SIGNALS

Publications (2)

Publication Number Publication Date
ATA117796A true ATA117796A (en) 1999-10-15
AT406534B AT406534B (en) 2000-06-26

Family

ID=3508282

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0117796A AT406534B (en) 1996-07-03 1996-07-03 CIRCUIT ARRANGEMENT FOR DETECTING ANALOG SWITCHING AND TEST SIGNALS

Country Status (3)

Country Link
AT (1) AT406534B (en)
AU (1) AU3328197A (en)
WO (1) WO1998001967A2 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2056092B (en) * 1979-08-07 1983-04-27 Standard Telephones Cables Ltd Line signal monitor
GB2066023B (en) * 1979-12-13 1983-11-09 Standard Telephones Cables Ltd Telephone line interface
US5109409A (en) * 1989-12-15 1992-04-28 Alcatel Na, Inc. Apparatus and method to detect telephony signaling states
US5390231A (en) * 1993-04-01 1995-02-14 Northern Telecom Limited Protection and recovery of telephone line interface circuits

Also Published As

Publication number Publication date
WO1998001967A2 (en) 1998-01-15
AU3328197A (en) 1998-02-02
AT406534B (en) 2000-06-26
WO1998001967A3 (en) 1998-04-09

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee