ES282817A1 - Mejoras en sistemas conmutadores telefónicos automáticos - Google Patents
Mejoras en sistemas conmutadores telefónicos automáticosInfo
- Publication number
- ES282817A1 ES282817A1 ES282817A ES282817A ES282817A1 ES 282817 A1 ES282817 A1 ES 282817A1 ES 282817 A ES282817 A ES 282817A ES 282817 A ES282817 A ES 282817A ES 282817 A1 ES282817 A1 ES 282817A1
- Authority
- ES
- Spain
- Prior art keywords
- switching steps
- translation
- retention
- machine
- legally binding
- 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
-
- 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
- H04Q3/0016—Arrangements providing connection between exchanges
-
- 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
- H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Exchange Systems With Centralized Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR880491A FR81352E (fr) | 1961-04-25 | 1961-11-30 | Système de sélection pour circuits ou équipements électriques |
Publications (1)
Publication Number | Publication Date |
---|---|
ES282817A1 true ES282817A1 (es) | 1963-02-01 |
Family
ID=8767740
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES282817A Expired ES282817A1 (es) | 1961-11-30 | 1962-11-26 | Mejoras en sistemas conmutadores telefónicos automáticos |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH462255A (fr) |
ES (1) | ES282817A1 (fr) |
NL (1) | NL142857B (fr) |
-
1962
- 1962-11-23 CH CH1375462A patent/CH462255A/fr unknown
- 1962-11-26 ES ES282817A patent/ES282817A1/es not_active Expired
- 1962-11-30 NL NL286208A patent/NL142857B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
NL142857B (nl) | 1974-07-15 |
CH462255A (fr) | 1968-09-15 |
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