SE418237B - DEVICE FOR Separating from each other over a subscriber line appearing SELECT, CALL AND TAX SIGNALS - Google Patents

DEVICE FOR Separating from each other over a subscriber line appearing SELECT, CALL AND TAX SIGNALS

Info

Publication number
SE418237B
SE418237B SE127171A SE127171A SE418237B SE 418237 B SE418237 B SE 418237B SE 127171 A SE127171 A SE 127171A SE 127171 A SE127171 A SE 127171A SE 418237 B SE418237 B SE 418237B
Authority
SE
Sweden
Prior art keywords
call
separating
select
over
subscriber line
Prior art date
Application number
SE127171A
Other languages
Swedish (sv)
Inventor
W Meyer-Graap
Original Assignee
Zellweger Uster 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 Zellweger Uster Ag filed Critical Zellweger Uster Ag
Publication of SE418237B publication Critical patent/SE418237B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/24—Arrangements for supervision, monitoring or testing with provision for checking the normal operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Telephonic Communication Services (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
SE127171A 1970-02-09 1971-02-02 DEVICE FOR Separating from each other over a subscriber line appearing SELECT, CALL AND TAX SIGNALS SE418237B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH187070A CH520453A (en) 1970-02-09 1970-02-09 Method and device for generating signals which indicate the occupancy status and / or service signals on a subscriber line

Publications (1)

Publication Number Publication Date
SE418237B true SE418237B (en) 1981-05-11

Family

ID=4220514

Family Applications (1)

Application Number Title Priority Date Filing Date
SE127171A SE418237B (en) 1970-02-09 1971-02-02 DEVICE FOR Separating from each other over a subscriber line appearing SELECT, CALL AND TAX SIGNALS

Country Status (7)

Country Link
CH (1) CH520453A (en)
DE (1) DE2101052C3 (en)
ES (1) ES388102A1 (en)
FI (1) FI57858C (en)
GB (1) GB1327673A (en)
NO (1) NO133864C (en)
SE (1) SE418237B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19609233B4 (en) * 1996-03-09 2005-09-01 Deutsche Telekom Ag Method for generating a control signal in a pulse dialing method for a public exchange
DE102005025410A1 (en) * 2005-06-02 2006-12-07 Siemens Ag Method and test device for checking the transmission of a charge pulse having a specific frequency

Also Published As

Publication number Publication date
DE2101052C3 (en) 1979-01-18
NO133864C (en) 1976-07-14
DE2101052B2 (en) 1978-05-24
ES388102A1 (en) 1973-05-01
CH520453A (en) 1972-03-15
NO133864B (en) 1976-03-29
DE2101052A1 (en) 1971-08-19
GB1327673A (en) 1973-08-22
FI57858B (en) 1980-06-30
FI57858C (en) 1980-10-10

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