CH520453A - Method and device for generating signals which indicate the occupancy status and / or service signals on a subscriber line - Google Patents

Method and device for generating signals which indicate the occupancy status and / or service signals on a subscriber line

Info

Publication number: CH520453A
Authority: CH; Switzerland
Prior art keywords: signals; indicate; subscriber line; occupancy status; service
Prior art date: 1970-02-09

Application number

CH187070A

Other languages

German (de)

Inventor

Meyer Graap Werner

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

1970-02-09

Publication date

1972-03-15

1970-02-09 Application filed by Zellweger Uster Ag filed Critical Zellweger Uster Ag

1970-02-09 Priority to CH187070A priority Critical patent/CH520453A/en

1970-12-17 Priority to NO485570A priority patent/NO133864C/no

1970-12-31 Priority to FI352470A priority patent/FI57858C/en

1971-01-11 Priority to DE19712101052 priority patent/DE2101052C3/en

1971-02-02 Priority to SE127171A priority patent/SE418237B/en

1971-02-09 Priority to ES388102A priority patent/ES388102A1/en

1971-04-19 Priority to GB2076071A priority patent/GB1327673A/en

1972-03-15 Publication of CH520453A publication Critical patent/CH520453A/en

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)

CH187070A 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 CH520453A (en)

Priority Applications (7)

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
NO485570A NO133864C (en)	1970-02-09	1970-12-17
FI352470A FI57858C (en)	1970-02-09	1970-12-31	ANORDING FOR OVER / ELLER FUNCTIONS SUPPLYING SIGNALERS AND INDICATOR RESERVER SHEET PAO BESTAELLARENS TELEFONLINJE OCH / ELLER FUNKTIONSUPPLYSNING
DE19712101052 DE2101052C3 (en)	1970-02-09	1971-01-11	Method and device for carrying out the method for forming signals which indicate the occupancy status and / or service signals on a subscriber line in telecommunication, in particular telephone switching systems
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
ES388102A ES388102A1 (en)	1970-02-09	1971-02-09	Apparatus for forming signals indicative of conditions on a subscribers line
GB2076071A GB1327673A (en)	1970-02-09	1971-04-19	Apparatus for forming signals indicative of conditions on a subscribers line

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
CH520453A true CH520453A (en)	1972-03-15

Family

ID=4220514

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
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

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

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

Also Published As

Publication number	Publication date
FI57858B (en)	1980-06-30
NO133864B (en)	1976-03-29
GB1327673A (en)	1973-08-22
DE2101052B2 (en)	1978-05-24
DE2101052A1 (en)	1971-08-19
ES388102A1 (en)	1973-05-01
FI57858C (en)	1980-10-10
SE418237B (en)	1981-05-11
NO133864C (en)	1976-07-14
DE2101052C3 (en)	1979-01-18

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Legal Events

Date	Code	Title	Description
1985-10-31	PL	Patent ceased