NL130386C - - Google Patents

Info

Publication number
NL130386C
NL130386C NL130386DA NL130386C NL 130386 C NL130386 C NL 130386C NL 130386D A NL130386D A NL 130386DA NL 130386 C NL130386 C NL 130386C
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 NL130386C publication Critical patent/NL130386C/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
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/45—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling
    • H04Q1/453—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling in which m-out-of-n signalling frequencies are transmitted

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Noise Elimination (AREA)
NL130386D 1958-06-20 NL130386C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1098550XA 1958-06-20 1958-06-20

Publications (1)

Publication Number Publication Date
NL130386C true NL130386C (enrdf_load_stackoverflow)

Family

ID=22329926

Family Applications (1)

Application Number Title Priority Date Filing Date
NL130386D NL130386C (enrdf_load_stackoverflow) 1958-06-20

Country Status (2)

Country Link
DE (1) DE1098550B (enrdf_load_stackoverflow)
NL (1) NL130386C (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1154838B (de) * 1961-05-05 1963-09-26 Standard Elektrik Lorenz Ag Verfahren zum Empfang von tonfrequenten Codezeichen
NL292228A (enrdf_load_stackoverflow) * 1962-05-21
DE1290563B (de) * 1963-07-16 1969-03-13 Siemens Ag Schaltungsanordnung fuer Fernmeldeanlagen mit einem asynchronen Kombinationsvielfach
DE1214744B (de) * 1963-12-20 1966-04-21 Tekade Fernmeldeapp Ges Mit Be Schaltungsanordnung zum selektiven Empfang tonfrequenter Signale in Fernmelde-, insbesondere Fernsprechanlagen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE936879C (de) * 1952-07-15 1955-12-22 Heinrich Dipl-Ing Gerwig Selbstwaehlsystem
DE1007382B (de) * 1954-06-22 1957-05-02 Siemens Ag Elektrischer Signalempfaenger zum Empfang von Spannungen eines aus wenigstens zwei Frequenzen zusammengesetzten Signals
DE1021016B (de) * 1955-04-29 1957-12-19 Standard Elektrik Ag Schaltungsanordnung fuer Fernmelde- und Fernwirkanlagen zur Signaluebertragung nach einem Frequenzkodesystem
DE1016769B (de) * 1956-09-19 1957-10-03 Standard Elektrik Ag Schaltungsanordnung in einer Empfangseinrichtung fuer Signale nach dem Frequenzcodesystem
DE1009672B (de) * 1956-09-20 1957-06-06 Standard Elektrik Ag Schaltungsanordnung zur UEbertragung eines in einer Speichereinrichtung zwischengespeicherten aus mehreren Teilauftraegen zusammengesetzten Schaltauftrages mittels Impulsen

Also Published As

Publication number Publication date
DE1098550B (de) 1961-02-02

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