NL173905C - TELECOMMUNICATIONS SYSTEM, WITH A NUMBER OF COUPLING STAGES, A SEARCH EQUIPMENT AND OCCUPANCY MEMORY, INCLUDING FAULTY TRANSFERS OF THE COUPLING STAGES. - Google Patents

TELECOMMUNICATIONS SYSTEM, WITH A NUMBER OF COUPLING STAGES, A SEARCH EQUIPMENT AND OCCUPANCY MEMORY, INCLUDING FAULTY TRANSFERS OF THE COUPLING STAGES.

Info

Publication number: NL173905C
Authority: NL; Netherlands
Prior art keywords: coupling stages; telecommunications system; search equipment; occupancy memory; stages
Prior art date: 1970-01-22

Application number

NL7100389A

Other languages

Dutch (nl)

Other versions

NL173905B (en

NL7100389A (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.)

1970-01-22

Filing date

1971-01-12

Publication date

1984-03-16

1970-01-22 Priority claimed from DE19702002859 external-priority patent/DE2002859C/en

1971-01-12 Application filed by Siemens Ag filed Critical Siemens Ag

1971-07-26 Publication of NL7100389A publication Critical patent/NL7100389A/xx

1983-10-17 Publication of NL173905B publication Critical patent/NL173905B/en

1984-03-16 Application granted granted Critical

1984-03-16 Publication of NL173905C publication Critical patent/NL173905C/en

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
- H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Monitoring And Testing Of Exchanges (AREA)
Structure Of Telephone Exchanges (AREA)

NL7100389A 1970-01-22 1971-01-12 TELECOMMUNICATIONS SYSTEM, WITH A NUMBER OF COUPLING STAGES, A SEARCH EQUIPMENT AND OCCUPANCY MEMORY, INCLUDING FAULTY TRANSFERS OF THE COUPLING STAGES. NL173905C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19702002859 DE2002859C (en)		1970-01-22	Circuit arrangement for telecommunication switching systems, in particular telephone switching systems, with route search devices for multi-level switching networks

Publications (3)

Publication Number	Publication Date
NL7100389A NL7100389A (en)	1971-07-26
NL173905B NL173905B (en)	1983-10-17
NL173905C true NL173905C (en)	1984-03-16

Family

ID=5760270

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7100389A NL173905C (en)	1970-01-22	1971-01-12	TELECOMMUNICATIONS SYSTEM, WITH A NUMBER OF COUPLING STAGES, A SEARCH EQUIPMENT AND OCCUPANCY MEMORY, INCLUDING FAULTY TRANSFERS OF THE COUPLING STAGES.

Country Status (9)

Country	Link
AT (1)	AT313375B (en)
BE (1)	BE761934A (en)
CH (1)	CH522341A (en)
FR (1)	FR2075652A5 (en)
GB (1)	GB1269197A (en)
LU (1)	LU62446A1 (en)
NL (1)	NL173905C (en)
SE (1)	SE352216B (en)
SU (1)	SU474168A3 (en)

1970
- 1970-12-09 CH CH1822870A patent/CH522341A/en not_active IP Right Cessation
- 1970-12-23 AT AT1161170A patent/AT313375B/en active
1971
- 1971-01-12 SU SU1623159A patent/SU474168A3/en active
- 1971-01-12 NL NL7100389A patent/NL173905C/en not_active IP Right Cessation
- 1971-01-18 FR FR7101485A patent/FR2075652A5/fr not_active Expired
- 1971-01-19 LU LU62446D patent/LU62446A1/xx unknown
- 1971-01-19 GB GB267471A patent/GB1269197A/en not_active Expired
- 1971-01-22 SE SE77171A patent/SE352216B/xx unknown
- 1971-01-22 BE BE761934A patent/BE761934A/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
DE2002859A1 (en)	1971-06-03
SE352216B (en)	1972-12-18
CH522341A (en)	1972-06-15
LU62446A1 (en)	1971-08-05
DE2002859B2 (en)	1971-06-03
NL173905B (en)	1983-10-17
NL7100389A (en)	1971-07-26
FR2075652A5 (en)	1971-10-08
BE761934A (en)	1971-07-22
SU474168A3 (en)	1975-06-14
GB1269197A (en)	1972-04-06
AT313375B (en)	1974-02-11

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Legal Events

Date	Code	Title
1979-04-25	BB	A search report has been drawn up
1979-05-25	BC	A request for examination has been filed
1984-09-17	V2	Lapsed due to non-payment of the last due maintenance fee for the patent application