SE418237B - Anordning for att fran varandra skilja over en abonnentledning upptredande val-, ring- och taxesignaler - Google Patents

Anordning for att fran varandra skilja over en abonnentledning upptredande val-, ring- och taxesignaler

Info

Publication number: SE418237B
Authority: SE; Sweden
Prior art keywords: call; separating; select; over; subscriber line
Prior art date: 1970-02-09

Application number

SE127171A

Other languages

English (en)

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.)

1970-02-09

Filing date

1971-02-02

Publication date

1981-05-11

1971-02-02 Application filed by Zellweger Uster Ag filed Critical Zellweger Uster Ag

1981-05-11 Publication of SE418237B publication Critical patent/SE418237B/xx

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 Anordning for att fran varandra skilja over en abonnentledning upptredande val-, ring- och taxesignaler SE418237B (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH187070A CH520453A (de)	1970-02-09	1970-02-09	Verfahren und Vorrichtung zur Bildung von Signalen, welche den Belegungszustand und/oder Dienstsignale auf einer Teilnehmerleitung anzeigen

Publications (1)

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

Family

ID=4220514

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE127171A SE418237B (sv)	1970-02-09	1971-02-02	Anordning for att fran varandra skilja over en abonnentledning upptredande val-, ring- och taxesignaler

Country Status (7)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19609233B4 (de) *	1996-03-09	2005-09-01	Deutsche Telekom Ag	Verfahren zur Erzeugung eines Steuersignals in einem Impulswahlverfahren für eine öffentliche Vermittlungsstelle
DE102005025410A1 (de) *	2005-06-02	2006-12-07	Siemens Ag	Verfahren und Testeinrichtung zur Überprüfung der Übertragung eines eine bestimmte Frequenz aufweisenden Gebührenimpulses

1970
- 1970-02-09 CH CH187070A patent/CH520453A/de not_active IP Right Cessation
- 1970-12-17 NO NO485570A patent/NO133864C/no unknown
- 1970-12-31 FI FI352470A patent/FI57858C/fi active
1971
- 1971-01-11 DE DE19712101052 patent/DE2101052C3/de not_active Expired
- 1971-02-02 SE SE127171A patent/SE418237B/xx unknown
- 1971-02-09 ES ES388102A patent/ES388102A1/es not_active Expired
- 1971-04-19 GB GB2076071A patent/GB1327673A/en not_active Expired

Also Published As

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

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