BE837625R - COMPENSATION CIRCUIT OF A RESISTOR BY A VARYING NEGATIVE RESISTOR - Google Patents

COMPENSATION CIRCUIT OF A RESISTOR BY A VARYING NEGATIVE RESISTOR

Info

Publication number
BE837625R
BE837625R BE2054764A BE2054764A BE837625R BE 837625 R BE837625 R BE 837625R BE 2054764 A BE2054764 A BE 2054764A BE 2054764 A BE2054764 A BE 2054764A BE 837625 R BE837625 R BE 837625R
Authority
BE
Belgium
Prior art keywords
resistor
compensation circuit
varying negative
varying
negative resistor
Prior art date
Application number
BE2054764A
Other languages
Dutch (nl)
Inventor
L Gasser
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 filed Critical
Application granted granted Critical
Publication of BE837625R publication Critical patent/BE837625R/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
    • H04Q3/521—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using semiconductors in the switching stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Gyroscopes (AREA)
  • Control Of Eletrric Generators (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Interface Circuits In Exchanges (AREA)
BE2054764A 1975-01-16 1976-01-16 COMPENSATION CIRCUIT OF A RESISTOR BY A VARYING NEGATIVE RESISTOR BE837625R (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2501651A DE2501651C2 (en) 1975-01-16 1975-01-16 Circuit arrangement for overvoltage protection of electronic switching matrices

Publications (1)

Publication Number Publication Date
BE837625R true BE837625R (en) 1976-07-16

Family

ID=5936610

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2054764A BE837625R (en) 1975-01-16 1976-01-16 COMPENSATION CIRCUIT OF A RESISTOR BY A VARYING NEGATIVE RESISTOR

Country Status (12)

Country Link
AU (1) AU501744B2 (en)
BE (1) BE837625R (en)
CH (1) CH604456A5 (en)
DE (1) DE2501651C2 (en)
DK (1) DK15176A (en)
ES (1) ES444317A1 (en)
FR (1) FR2298215A1 (en)
GB (1) GB1499961A (en)
IT (1) IT1054944B (en)
NL (1) NL7600332A (en)
NO (1) NO143185C (en)
SE (1) SE411089B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2419625A1 (en) * 1978-03-07 1979-10-05 Labo Cent Telecommunicat Overvoltage protector for telephone subscriber equipment - has each line grounded by triac controlled by back-to-back Zener diode
DE3334952A1 (en) * 1983-09-27 1985-04-18 Siemens AG, 1000 Berlin und 8000 München CIRCUIT ARRANGEMENT FOR PROTECTING AN ELECTRONIC CIRCUIT CONNECTED TO THE FOURWIRE SIDE OF A TRANSMISSION FORK
DE19548063C2 (en) * 1995-12-21 1998-03-12 Siemens Ag Circuit arrangement for protecting a subscriber circuit of a telecommunications switching system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL268951A (en) * 1960-09-07
US3452157A (en) * 1966-02-01 1969-06-24 Itt Current controlled,self-seeking telephone switching system
US3558830A (en) * 1969-04-09 1971-01-26 Communication Technology Inc Overvoltage transmission line protector
DE2419288C2 (en) * 1974-04-22 1982-04-29 Standard Elektrik Lorenz Ag, 7000 Stuttgart Circuit arrangement for de-attenuation and equalization of electronic switches, in particular of electronic coupling elements of a telephone exchange

Also Published As

Publication number Publication date
AU501744B2 (en) 1979-06-28
GB1499961A (en) 1978-02-01
NO760072L (en) 1976-07-19
NL7600332A (en) 1976-07-20
IT1054944B (en) 1981-11-30
CH604456A5 (en) 1978-09-15
ES444317A1 (en) 1977-05-01
DK15176A (en) 1976-07-17
DE2501651C2 (en) 1982-11-04
FR2298215B1 (en) 1982-09-24
DE2501651A1 (en) 1976-07-22
FR2298215A1 (en) 1976-08-13
AU1036776A (en) 1977-07-28
NO143185C (en) 1980-12-29
NO143185B (en) 1980-09-15
SE411089B (en) 1979-11-26
SE7600255L (en) 1976-07-19

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ALCATEL N.V.

Effective date: 19880430