LTIP2011A - Circuit arrangement for ring tripping in an electromic subscriber line circuit - Google Patents

Circuit arrangement for ring tripping in an electromic subscriber line circuit

Info

Publication number
LTIP2011A
LTIP2011A LTIP2011A LTIP2011A LTIP2011A LT IP2011 A LTIP2011 A LT IP2011A LT IP2011 A LTIP2011 A LT IP2011A LT IP2011 A LTIP2011 A LT IP2011A LT IP2011 A LTIP2011 A LT IP2011A
Authority
LT
Lithuania
Prior art keywords
electromic
circuit
subscriber line
circuit arrangement
tripping
Prior art date
Application number
LTIP2011A
Inventor
Ulrich Manicke
Michael Knebel
Ralf Stiawa
Original Assignee
Alcatel Sel Rft Gmbh
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 Alcatel Sel Rft Gmbh filed Critical Alcatel Sel Rft Gmbh
Publication of LTIP2011A publication Critical patent/LTIP2011A/en
Publication of LT3385B publication Critical patent/LT3385B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
    • H04M19/026—Arrangements for interrupting the ringing current

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
LTIP2011A 1993-08-11 1994-07-22 Circuit arrangement for ring tripping in an electromic subscriber line circuit LT3385B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19934326894 DE4326894C2 (en) 1993-08-11 1993-08-11 Circuit arrangement for switching off the call voltage in an electronic subscriber circuit

Publications (2)

Publication Number Publication Date
LTIP2011A true LTIP2011A (en) 1995-02-27
LT3385B LT3385B (en) 1995-08-25

Family

ID=6494901

Family Applications (1)

Application Number Title Priority Date Filing Date
LTIP2011A LT3385B (en) 1993-08-11 1994-07-22 Circuit arrangement for ring tripping in an electromic subscriber line circuit

Country Status (4)

Country Link
DE (1) DE4326894C2 (en)
LT (1) LT3385B (en)
LV (1) LV11408B (en)
RU (1) RU2132113C1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2171594A5 (en) * 1972-02-08 1973-09-21 Constr Telephoniques
CH604453A5 (en) * 1976-06-25 1978-09-15 Ibm
DE2639504C3 (en) * 1976-09-02 1980-12-04 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Method and circuit arrangement for the early disconnection of calls in telecommunications, in particular telephone switching systems
DE3133934A1 (en) * 1981-08-27 1983-03-17 Siemens AG, 1000 Berlin und 8000 München SUBSCRIBER CONNECTION
US4396805A (en) * 1981-09-21 1983-08-02 Siemens Corporation Ring trip detector for a subscriber line interface circuit
IT1213306B (en) * 1986-07-29 1989-12-20 Sgs Microelettronica Spa TELEPHONE CIRCUIT, MONOLITHICALLY INTEGRABLE, FOR SENDING RING TONES IN A USER TELEPHONE LINE AND FOR THE RECOGNITION OF THE RING IN THE RING PHASE.
SE459138B (en) * 1987-10-08 1989-06-05 Ericsson Telefon Ab L M DEVICE IN A TELECOMMUNICATION SYSTEM FOR CONNECTING AND DISCONNECTING A RING SIGNAL

Also Published As

Publication number Publication date
RU2132113C1 (en) 1999-06-20
DE4326894C2 (en) 1997-01-30
RU94028784A (en) 1996-04-20
LV11408B (en) 1996-10-20
LV11408A (en) 1996-06-20
LT3385B (en) 1995-08-25
DE4326894A1 (en) 1995-02-16

Similar Documents

Publication Publication Date Title
HUT64166A (en) Method and circuit arrangement for receiving and diverting calls
GB2253306B (en) Circuit breaker
EP0441734A3 (en) Line protection circuit for an integrated services digital network
EP0484051A3 (en) Telephone interface circuit
EP0490332A3 (en) Circuit breaker
GB2295275B (en) Circuit breaker
GB9506027D0 (en) Telephone circuit
GB2295276B (en) Leakage-responsive circuit breaker
ZA911887B (en) Circuit breaker
GB2295284B (en) Circuit breaker
GB9408283D0 (en) Telephone line interface circuit
GB2286486B (en) Circuit breaker
EP0446950A3 (en) Prealarm circuit breaker
GB2251359B (en) Telephone circuit
EP0481309A3 (en) Terminal for circuit breaker
EP0443684A3 (en) Circuit breaker
GB9424772D0 (en) Circuit breaker
LTIP2011A (en) Circuit arrangement for ring tripping in an electromic subscriber line circuit
ZA911157B (en) Hyper-rapid circuit breaker
KR100339260B1 (en) Telephone subscriber line circuit components and methods
GB9408251D0 (en) Telephone line interface circuit
GB9419127D0 (en) Telephone circuit
HUP9701478A3 (en) Circuit arrangement for digital telecommunication
HU9300830D0 (en) Circuit arrangement for telephone terminal units
GB2290168B (en) Circuit breaker

Legal Events

Date Code Title Description
PD9A Change of the grantee

Free format text: ALCATEL SEL AKTIENGESELLSCHAFT,LORENZSTRASSE 10, 70435 STUTTGART,DE,19961008,

MM9A Lapsed patents

Effective date: 19970311

MM9A Lapsed patents

Effective date: 20000722