FR1086767A - Installation de télécommunication - Google Patents
Installation de télécommunicationInfo
- Publication number
- FR1086767A FR1086767A FR1086767DA FR1086767A FR 1086767 A FR1086767 A FR 1086767A FR 1086767D A FR1086767D A FR 1086767DA FR 1086767 A FR1086767 A FR 1086767A
- Authority
- FR
- France
- Prior art keywords
- telecommunications installation
- telecommunications
- installation
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
- H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
- H04Q3/525—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using tubes in the switching stages
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Alarm Systems (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US304810A US2724746A (en) | 1952-08-16 | 1952-08-16 | Communication system |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1086767A true FR1086767A (fr) | 1955-02-16 |
Family
ID=23178123
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1086767D Expired FR1086767A (fr) | 1952-08-16 | 1953-04-10 | Installation de télécommunication |
Country Status (6)
Country | Link |
---|---|
US (1) | US2724746A (fr) |
BE (1) | BE522106A (fr) |
DE (1) | DE944735C (fr) |
FR (1) | FR1086767A (fr) |
GB (1) | GB734650A (fr) |
NL (1) | NL87007C (fr) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2850576A (en) * | 1955-10-04 | 1958-09-02 | Line concentrator system | |
NL101572C (fr) * | 1955-12-28 | |||
US2812385A (en) * | 1955-12-28 | 1957-11-05 | Bell Telephone Labor Inc | Line concentrator system |
US2853554A (en) * | 1955-12-28 | 1958-09-23 | Bell Telephone Labor Inc | Trunk selection system |
BE554165A (fr) * | 1956-02-29 | |||
BE568535A (fr) * | 1956-09-28 | |||
NL100238C (fr) * | 1956-10-05 | |||
BE562284A (fr) * | 1957-03-21 | |||
DE1111674B (de) * | 1957-08-28 | 1961-07-27 | Karl Otto Schmidt Dr Ing | Fernsprechapparat mit elektrodynamischem Mikrophon und Transistorverstaerker |
US2921139A (en) * | 1957-12-31 | 1960-01-12 | Bell Telephone Labor Inc | Line concentrator signaling system |
US2894073A (en) * | 1957-12-31 | 1959-07-07 | Bell Telephone Labor Inc | Line concentrator checking arrangement |
FR1190119A (fr) * | 1958-01-04 | 1959-10-09 | Concentrateur de trafic téléphonique | |
FR1187979A (fr) * | 1958-01-14 | 1959-09-17 | Constr Telephoniques | Perfectionnements aux systèmes téléphoniques |
FR1212109A (fr) * | 1958-07-26 | 1960-03-22 | Concentrateur de trafic téléphonique | |
NL243217A (fr) * | 1958-09-11 | |||
DE1086292B (de) * | 1959-01-14 | 1960-08-04 | Merk Ag Telefonbau Friedrich | Schaltungsanordnung zum UEbermitteln von Kriterien fuer das Einstellen zweier ueber mindestens zwei Verbindungsleitungen miteinander verbundener elektronischer Waehl-einrichtungen in Fernmeldeanlagen, insbesondere Fernsprechanlagen, mit Vorfeldeinrichtungen |
DE1138108B (de) * | 1960-09-30 | 1962-10-18 | Siemens Ag | Fernsprechapparat, dessen Hoerkapsel als Sprachempfaenger und als Ruforgan dient |
NL270785A (fr) * | 1960-10-31 | 1900-01-01 | ||
DE1134720B (de) * | 1960-11-26 | 1962-08-16 | Telefunken Patent | Schaltungsanordnung fuer die Steuerung zweier miteinander verbundener elektronischer Waehleinrichtungen in Fernmeldeanlagen, insbesondere Fernsprechanlagen, mit Vorfeldeinrichtungen |
BE634357A (fr) * | 1962-06-30 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE713293C (de) * | 1939-08-01 | 1941-11-06 | Siemens & Halske Akt Ges | Schaltungsanordnung fuer Fernsprechanlagen mit Haupt- und Unteraemtern |
DE704021C (de) * | 1939-08-02 | 1941-03-21 | Siemens & Halske Akt Ges | Schaltungsanordnung fuer Fernsprechanlagen mit Haupt- und Unteraemtern |
DE713755C (de) * | 1939-10-27 | 1941-11-15 | Siemens & Halske Akt Ges | Schaltungsanordnung fuer Fernsprechanlagen mit Haupt- und Unteraemtern |
US2532097A (en) * | 1946-12-31 | 1950-11-28 | Bell Telephone Labor Inc | Decentralized line switch arrangement |
US2543534A (en) * | 1947-01-09 | 1951-02-27 | Stromberg Carlson Co | Automatic telephone system |
-
0
- BE BE522106D patent/BE522106A/xx unknown
- NL NL87007D patent/NL87007C/xx active
-
1952
- 1952-08-16 US US304810A patent/US2724746A/en not_active Expired - Lifetime
-
1953
- 1953-04-10 FR FR1086767D patent/FR1086767A/fr not_active Expired
- 1953-05-31 DE DEW11329A patent/DE944735C/de not_active Expired
- 1953-08-14 GB GB22457/53A patent/GB734650A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2724746A (en) | 1955-11-22 |
GB734650A (en) | 1955-08-03 |
DE944735C (de) | 1956-06-21 |
BE522106A (fr) | |
NL87007C (fr) |
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