ATA171690A - Schaltung zur zusatzsignalisierung an einem kommunikationsendgerät - Google Patents

Schaltung zur zusatzsignalisierung an einem kommunikationsendgerät

Info

Publication number
ATA171690A
ATA171690A AT171690A AT171690A ATA171690A AT A171690 A ATA171690 A AT A171690A AT 171690 A AT171690 A AT 171690A AT 171690 A AT171690 A AT 171690A AT A171690 A ATA171690 A AT A171690A
Authority
AT
Austria
Prior art keywords
circuit
communication terminal
additional signaling
signaling
additional
Prior art date
Application number
AT171690A
Other languages
English (en)
Other versions
AT399435B (de
Inventor
Erich Ing Naiwirt
Franz Hoellrigl
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 AT171690A priority Critical patent/AT399435B/de
Publication of ATA171690A publication Critical patent/ATA171690A/de
Application granted granted Critical
Publication of AT399435B publication Critical patent/AT399435B/de

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
AT171690A 1990-08-21 1990-08-21 Schaltung zur zusatzsignalisierung an einem kommunikationsendgerät AT399435B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT171690A AT399435B (de) 1990-08-21 1990-08-21 Schaltung zur zusatzsignalisierung an einem kommunikationsendgerät

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT171690A AT399435B (de) 1990-08-21 1990-08-21 Schaltung zur zusatzsignalisierung an einem kommunikationsendgerät

Publications (2)

Publication Number Publication Date
ATA171690A true ATA171690A (de) 1994-09-15
AT399435B AT399435B (de) 1995-05-26

Family

ID=3519455

Family Applications (1)

Application Number Title Priority Date Filing Date
AT171690A AT399435B (de) 1990-08-21 1990-08-21 Schaltung zur zusatzsignalisierung an einem kommunikationsendgerät

Country Status (1)

Country Link
AT (1) AT399435B (de)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2104099B2 (de) * 1971-01-29 1979-02-22 Standard Elektrik Lorenz Ag, 7000 Stuttgart Verfahren für die Nachzahlaufforderung an Münzfernsprechern und Schaltungsanordnung zur Durchführung des Verfahrens

Also Published As

Publication number Publication date
AT399435B (de) 1995-05-26

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Legal Events

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