BE612811R - Système téléphonique à commutation électronique - Google Patents
Système téléphonique à commutation électroniqueInfo
- Publication number
- BE612811R BE612811R BE612811A BE612811A BE612811R BE 612811 R BE612811 R BE 612811R BE 612811 A BE612811 A BE 612811A BE 612811 A BE612811 A BE 612811A BE 612811 R BE612811 R BE 612811R
- Authority
- BE
- Belgium
- Prior art keywords
- telephone system
- switched telephone
- electronic switched
- electronic
- telephone
- Prior art date
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/70—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices having only two electrodes and exhibiting negative resistance
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/72—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
- H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
- H03K19/177—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components arranged in matrix form
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
- H03K23/002—Pulse counters comprising counting chains; Frequency dividers comprising counting chains using semiconductor devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B99/00—Subject matter not provided for in other groups of this subclass
- H10B99/16—Subject matter not provided for in other groups of this subclass comprising memory cells having diodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B99/00—Subject matter not provided for in other groups of this subclass
- H10B99/20—Subject matter not provided for in other groups of this subclass comprising memory cells having thyristors
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mathematical Physics (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US84557A US3177291A (en) | 1961-01-24 | 1961-01-24 | Electronic switching telephone system |
Publications (1)
Publication Number | Publication Date |
---|---|
BE612811R true BE612811R (fr) | 1962-07-19 |
Family
ID=22185717
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE612811A BE612811R (fr) | 1961-01-24 | 1962-01-19 | Système téléphonique à commutation électronique |
Country Status (2)
Country | Link |
---|---|
US (1) | US3177291A (fr) |
BE (1) | BE612811R (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1276109B (de) * | 1966-08-24 | 1968-08-29 | Telefunken Patent | Koppelfeld fuer Fernmeldeeinrichtungen |
GB1203526A (en) * | 1968-04-30 | 1970-08-26 | Int Standard Electric Corp | Electronic multiselectors |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE555481A (fr) * | 1956-04-13 | |||
NL229563A (fr) * | 1957-07-18 | |||
US2949504A (en) * | 1958-11-26 | 1960-08-16 | Rubinoff Morris | Magnetic switching devices and systems |
-
1961
- 1961-01-24 US US84557A patent/US3177291A/en not_active Expired - Lifetime
-
1962
- 1962-01-19 BE BE612811A patent/BE612811R/fr active
Also Published As
Publication number | Publication date |
---|---|
US3177291A (en) | 1965-04-06 |
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