ATA97182A - CIRCUIT ARRANGEMENT FOR GENERATING AN ACOUSTIC CALL SIGNAL FOR A TERMINAL IN TELECOMMUNICATIONS, IN PARTICULAR TELEPHONE SYSTEMS - Google Patents

CIRCUIT ARRANGEMENT FOR GENERATING AN ACOUSTIC CALL SIGNAL FOR A TERMINAL IN TELECOMMUNICATIONS, IN PARTICULAR TELEPHONE SYSTEMS

Info

Publication number
ATA97182A
ATA97182A AT97182A AT97182A ATA97182A AT A97182 A ATA97182 A AT A97182A AT 97182 A AT97182 A AT 97182A AT 97182 A AT97182 A AT 97182A AT A97182 A ATA97182 A AT A97182A
Authority
AT
Austria
Prior art keywords
telecommunications
generating
terminal
circuit arrangement
call signal
Prior art date
Application number
AT97182A
Other languages
German (de)
Other versions
AT379265B (en
Original Assignee
Siemens Ag
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 filed Critical Siemens Ag
Publication of ATA97182A publication Critical patent/ATA97182A/en
Application granted granted Critical
Publication of AT379265B publication Critical patent/AT379265B/en

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
    • H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
AT0097182A 1981-05-20 1982-03-11 CIRCUIT ARRANGEMENT FOR GENERATING AN ACOUSTIC CALL SIGNAL FOR A TERMINAL IN TELECOMMUNICATIONS, IN PARTICULAR TELEPHONE SYSTEMS AT379265B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813120139 DE3120139C1 (en) 1981-05-20 1981-05-20 Circuit arrangement for connecting an electronic ringing tone to a two-way telephone station

Publications (2)

Publication Number Publication Date
ATA97182A true ATA97182A (en) 1985-04-15
AT379265B AT379265B (en) 1985-12-10

Family

ID=6132833

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0097182A AT379265B (en) 1981-05-20 1982-03-11 CIRCUIT ARRANGEMENT FOR GENERATING AN ACOUSTIC CALL SIGNAL FOR A TERMINAL IN TELECOMMUNICATIONS, IN PARTICULAR TELEPHONE SYSTEMS

Country Status (4)

Country Link
AT (1) AT379265B (en)
BE (1) BE893243A (en)
DE (1) DE3120139C1 (en)
FI (1) FI74853C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9400314A (en) * 1994-03-01 1995-10-02 Nederland Ptt Device for the generation of an attention signal in response to a telephone call signal

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2539415A1 (en) * 1975-09-04 1977-03-10 Siemens Ag Two-way telephone station - has buzzer used for indicating call arrival and also has means of indicating waiting time

Also Published As

Publication number Publication date
DE3120139C1 (en) 1982-10-28
FI74853C (en) 1988-03-10
FI821778A0 (en) 1982-05-19
AT379265B (en) 1985-12-10
FI74853B (en) 1987-11-30
BE893243A (en) 1982-11-19

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties
EEFA Change of the company name