FR1212109A - Concentrateur de trafic téléphonique - Google Patents
Concentrateur de trafic téléphoniqueInfo
- Publication number
- FR1212109A FR1212109A FR1212109DA FR1212109A FR 1212109 A FR1212109 A FR 1212109A FR 1212109D A FR1212109D A FR 1212109DA FR 1212109 A FR1212109 A FR 1212109A
- Authority
- FR
- France
- Prior art keywords
- telephone traffic
- traffic concentrator
- concentrator
- telephone
- traffic
- 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
- H04Q3/42—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
- H04Q3/521—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 semiconductors in the switching stages
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Exchange Systems With Centralized Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1243736X | 1958-07-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1212109A true FR1212109A (fr) | 1960-03-22 |
Family
ID=9677883
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1212109D Expired FR1212109A (fr) | 1958-07-26 | 1958-07-26 | Concentrateur de trafic téléphonique |
Country Status (4)
Country | Link |
---|---|
US (1) | US2979571A (fr) |
DE (1) | DE1243736B (fr) |
FR (1) | FR1212109A (fr) |
GB (1) | GB877246A (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3123674A (en) * | 1964-03-03 | jdsti | ||
US3115550A (en) * | 1960-07-22 | 1963-12-24 | Bell Telephone Labor Inc | Distributed line concentrator system |
US3129291A (en) * | 1960-12-29 | 1964-04-14 | Bell Telephone Labor Inc | Remote distributed telephone line concentrator |
US3129292A (en) * | 1960-12-29 | 1964-04-14 | Bell Telephone Labor Inc | Distributed telephone line concentrator system |
NL275546A (fr) * | 1961-03-03 | |||
BE620595A (fr) * | 1961-08-28 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2715658A (en) * | 1952-08-02 | 1955-08-16 | Bell Telephone Labor Inc | Electrical information system |
NL87007C (fr) * | 1952-08-16 | |||
DE925361C (de) * | 1953-02-03 | 1955-04-21 | Standard Elek Zitaets Ges Ag | Schaltungsanordnung fuer Gemeinschaftsanschluesse |
DE971475C (de) * | 1953-08-21 | 1959-02-05 | Int Standard Electric Corp | Schaltungsanordnung fuer grosse automatische Landzentralen |
US2724744A (en) * | 1954-05-06 | 1955-11-22 | Bell Telephone Labor Inc | Remote line concentrator |
US2853555A (en) * | 1955-12-28 | 1958-09-23 | Bell Telephone Labor Inc | Random service scanning system |
BE551611A (fr) * | 1955-12-28 | |||
NL234653A (fr) * | 1957-12-31 |
-
1958
- 1958-07-26 FR FR1212109D patent/FR1212109A/fr not_active Expired
-
1959
- 1959-06-26 US US823078A patent/US2979571A/en not_active Expired - Lifetime
- 1959-07-23 DE DEL33808A patent/DE1243736B/de active Pending
- 1959-07-24 GB GB25543/59A patent/GB877246A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2979571A (en) | 1961-04-11 |
GB877246A (en) | 1961-09-13 |
DE1243736B (de) | 1967-07-06 |
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