AT349535B - Einrichtung zur decodierung von gleichstrom- codezeichen, insbesondere von gleichstrom-tast- wahlcodezeichen - Google Patents

Einrichtung zur decodierung von gleichstrom- codezeichen, insbesondere von gleichstrom-tast- wahlcodezeichen

Info

Publication number
AT349535B
AT349535B AT547176A AT547176A AT349535B AT 349535 B AT349535 B AT 349535B AT 547176 A AT547176 A AT 547176A AT 547176 A AT547176 A AT 547176A AT 349535 B AT349535 B AT 349535B
Authority
AT
Austria
Prior art keywords
direct current
code characters
decoding
button dial
current button
Prior art date
Application number
AT547176A
Other languages
English (en)
Other versions
ATA547176A (de
Inventor
Karl Ing Formanek
Original Assignee
Siemens Ag Oesterreich
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 Siemens Ag Oesterreich filed Critical Siemens Ag Oesterreich
Priority to AT547176A priority Critical patent/AT349535B/de
Priority to DE19772719027 priority patent/DE2719027A1/de
Publication of ATA547176A publication Critical patent/ATA547176A/de
Application granted granted Critical
Publication of AT349535B publication Critical patent/AT349535B/de

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
    • H04Q1/38—Signalling arrangements; Manipulation of signalling currents using combinations of direct currents of different amplitudes or polarities over line conductors or combination of line conductors

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
AT547176A 1976-07-26 1976-07-26 Einrichtung zur decodierung von gleichstrom- codezeichen, insbesondere von gleichstrom-tast- wahlcodezeichen AT349535B (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AT547176A AT349535B (de) 1976-07-26 1976-07-26 Einrichtung zur decodierung von gleichstrom- codezeichen, insbesondere von gleichstrom-tast- wahlcodezeichen
DE19772719027 DE2719027A1 (de) 1976-07-26 1977-04-28 Schaltungsanordnung fuer signalempfaenger, insbesondere in fernsprechanlagen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT547176A AT349535B (de) 1976-07-26 1976-07-26 Einrichtung zur decodierung von gleichstrom- codezeichen, insbesondere von gleichstrom-tast- wahlcodezeichen

Publications (2)

Publication Number Publication Date
ATA547176A ATA547176A (de) 1978-09-15
AT349535B true AT349535B (de) 1979-04-10

Family

ID=3576155

Family Applications (1)

Application Number Title Priority Date Filing Date
AT547176A AT349535B (de) 1976-07-26 1976-07-26 Einrichtung zur decodierung von gleichstrom- codezeichen, insbesondere von gleichstrom-tast- wahlcodezeichen

Country Status (2)

Country Link
AT (1) AT349535B (de)
DE (1) DE2719027A1 (de)

Also Published As

Publication number Publication date
DE2719027A1 (de) 1978-02-09
ATA547176A (de) 1978-09-15

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Legal Events

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