NL241067A - - Google Patents

Info

Publication number
NL241067A
NL241067A NL241067DA NL241067A NL 241067 A NL241067 A NL 241067A NL 241067D A NL241067D A NL 241067DA NL 241067 A NL241067 A NL 241067A
Authority
NL
Netherlands
Application number
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.)
Publication of NL241067A publication Critical patent/NL241067A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/442—Signalling arrangements; Manipulation of signalling currents using alternate current with out-of-voice band signalling frequencies
    • H04Q1/4423—Signalling arrangements; Manipulation of signalling currents using alternate current with out-of-voice band signalling frequencies using one signalling frequency
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/081—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit
    • H03K17/0814—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the output circuit
    • H03K17/08146—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the output circuit in bipolar transistor switches
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/14—Arrangements providing for calling or supervisory signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Relay Circuits (AREA)
  • Electronic Switches (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
NL241067D 1959-07-08 NL241067A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL241067 1959-07-08

Publications (1)

Publication Number Publication Date
NL241067A true NL241067A (en:Method)

Family

ID=19751818

Family Applications (2)

Application Number Title Priority Date Filing Date
NL109531D NL109531C (en:Method) 1959-07-08
NL241067D NL241067A (en:Method) 1959-07-08

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL109531D NL109531C (en:Method) 1959-07-08

Country Status (5)

Country Link
JP (1) JPS381814B1 (en:Method)
DE (1) DE1128465B (en:Method)
FR (1) FR1262263A (en:Method)
GB (1) GB957803A (en:Method)
NL (2) NL241067A (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1956621B1 (en) * 2007-02-12 2010-08-11 Thales Security Solutions & Services GmbH Relay switching-on circuit

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1020673B (de) * 1955-10-06 1957-12-12 Siemens Ag Verfahren und Einrichtung zur gemeinsamen Steuerung mehrerer in Reihe liegender Halbleiterschalter
DE1081505B (de) * 1958-09-18 1960-05-12 Licentia Gmbh Transistorschalter zum schnellen Entmagnetisieren induktiver Stromverbraucher
DE1071133B (de) * 1958-08-08 1959-12-17 Standard Efcktrik Lorenz Aktiengesellschaft, Stuttgart-Zuffenhausen Anordnung zur begrenzung von abschaltspannungen an mit transistorschalter in reihe liegende induktivitäten

Also Published As

Publication number Publication date
FR1262263A (fr) 1961-05-26
NL109531C (en:Method)
GB957803A (en) 1964-05-13
JPS381814B1 (en:Method) 1963-03-07
DE1128465B (de) 1962-04-26

Similar Documents

Publication Publication Date Title
BE584924A (en:Method)
FR411M (en:Method)
AT213532B (en:Method)
JPS381814B1 (en:Method)
AT213496B (en:Method)
AT219912B (en:Method)
AT213627B (en:Method)
FR1194251A (en:Method)
BE574478A (en:Method)
BE582510A (en:Method)
BE586247A (en:Method)
BE450855A (en:Method)
BE586035A (en:Method)
BE584608A (en:Method)
BE578357A (en:Method)
BE575793A (en:Method)
BE584355A (en:Method)
BE586050A (en:Method)
NL257827A (en:Method)
NL251479A (en:Method)
BE575117A (en:Method)
NL259549A (en:Method)
BE580250A (en:Method)
BE585450A (en:Method)
BE586027A (en:Method)