BE778262A - ADVANCED TELECOMMUNICATION SYSTEMS - Google Patents

ADVANCED TELECOMMUNICATION SYSTEMS

Info

Publication number: BE778262A
Authority: BE; Belgium
Prior art keywords: telecommunication systems; advanced telecommunication; advanced; systems; telecommunication
Prior art date: 1971-01-20

Application number

BE778262A

Other languages

French (fr)

Inventor

J S Velik

Original Assignee

Int Standard Electric Corp

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.)

1971-01-20

Filing date

1972-01-20

Publication date

1972-07-20

1972-01-20 Application filed by Int Standard Electric Corp filed Critical Int Standard Electric Corp

1972-07-20 Publication of BE778262A publication Critical patent/BE778262A/en

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
- H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
- H04Q3/625—Arrangements in the private branch exchange
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M7/00—Arrangements for interconnection between switching centres
- H04M7/0096—Trunk circuits
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Physics & Mathematics (AREA)
Astronomy & Astrophysics (AREA)
General Physics & Mathematics (AREA)
Signal Processing (AREA)
Interface Circuits In Exchanges (AREA)
Devices For Supply Of Signal Current (AREA)
Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)

BE778262A 1971-01-20 1972-01-20 ADVANCED TELECOMMUNICATION SYSTEMS BE778262A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
AU375971		1971-01-20

Publications (1)

Publication Number	Publication Date
BE778262A true BE778262A (en)	1972-07-20

Family

ID=3694228

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE778262A BE778262A (en)	1971-01-20	1972-01-20	ADVANCED TELECOMMUNICATION SYSTEMS

Country Status (7)

Country	Link
US (1)	US3794782A (en)
BE (1)	BE778262A (en)
CA (1)	CA951444A (en)
DE (1)	DE2201986A1 (en)
ES (1)	ES399050A1 (en)
FR (1)	FR2122947A5 (en)
IT (1)	IT946689B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5940358B2 (en) *	1978-10-18	1984-09-29	日本電信電話株式会社	Call path switch circuit
DE3804216A1 (en) *	1988-02-11	1989-08-24	Telefonbau & Normalzeit Gmbh	CIRCUIT ARRANGEMENT FOR EXTERNAL LINE TRANSMISSION OF COMMUNICATION SWITCHING SYSTEMS, ESPECIALLY TELEPHONE EXTENSION SYSTEMS

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL287044A (en) *	1961-12-21
DE1616690C3 (en) *	1965-02-08	1974-09-19	Siemens Ag, 1000 Berlin Und 8000 Muenchen	Circuit arrangement for reducing the inherent losses of inductances, especially in telephone switching systems

1972
- 1972-01-17 DE DE19722201986 patent/DE2201986A1/en active Pending
- 1972-01-19 IT IT19522/72A patent/IT946689B/en active
- 1972-01-19 FR FR7201659A patent/FR2122947A5/fr not_active Expired
- 1972-01-19 CA CA132,779,A patent/CA951444A/en not_active Expired
- 1972-01-20 BE BE778262A patent/BE778262A/en unknown
- 1972-01-20 US US00219241A patent/US3794782A/en not_active Expired - Lifetime
- 1972-01-20 ES ES399050A patent/ES399050A1/en not_active Expired

Also Published As

Publication number	Publication date
CA951444A (en)	1974-07-16
DE2201986A1 (en)	1972-08-10
US3794782A (en)	1974-02-26
ES399050A1 (en)	1974-10-16
IT946689B (en)	1973-05-21
FR2122947A5 (en)	1972-09-01

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