BE551952A - - Google Patents
Info
- Publication number
- BE551952A BE551952A BE551952DA BE551952A BE 551952 A BE551952 A BE 551952A BE 551952D A BE551952D A BE 551952DA BE 551952 A BE551952 A BE 551952A
- Authority
- BE
- Belgium
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
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/86—Types of semiconductor device ; Multistep manufacturing processes therefor controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched
- H01L29/861—Diodes
- H01L29/87—Thyristor diodes, e.g. Shockley diodes, break-over diodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/08—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof in which radiation controls flow of current through the device, e.g. photoresistors
- H01L31/10—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof in which radiation controls flow of current through the device, e.g. photoresistors characterised by potential barriers, e.g. phototransistors
- H01L31/101—Devices sensitive to infrared, visible or ultraviolet radiation
- H01L31/111—Devices sensitive to infrared, visible or ultraviolet radiation characterised by at least three potential barriers, e.g. photothyristors
- H01L31/1113—Devices sensitive to infrared, visible or ultraviolet radiation characterised by at least three potential barriers, e.g. photothyristors the device being a photothyristor
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Ceramic Engineering (AREA)
- Thyristors (AREA)
- Photovoltaic Devices (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US548330A US2855524A (en) | 1955-11-22 | 1955-11-22 | Semiconductive switch |
Publications (1)
Publication Number | Publication Date |
---|---|
BE551952A true BE551952A (me) |
Family
ID=24188389
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE551952D BE551952A (me) | 1955-11-22 |
Country Status (7)
Country | Link |
---|---|
US (1) | US2855524A (me) |
BE (1) | BE551952A (me) |
CH (1) | CH349299A (me) |
DE (1) | DE1021891C2 (me) |
FR (1) | FR1157540A (me) |
GB (1) | GB813862A (me) |
NL (1) | NL99632C (me) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3141119A (en) * | 1957-03-28 | 1964-07-14 | Westinghouse Electric Corp | Hyperconductive transistor switches |
US2980810A (en) * | 1957-12-30 | 1961-04-18 | Bell Telephone Labor Inc | Two-terminal semiconductive switch having five successive zones |
DE1072714B (de) * | 1958-02-13 | 1960-01-07 | Westinghouse Electric Corporation, East Pittsburgh, Pa. (V. St. A.) | Stromversorgungsschutzschaltung |
US3027427A (en) * | 1958-06-06 | 1962-03-27 | Bell Telephone Labor Inc | Electronic switching network |
NL240386A (me) * | 1958-06-25 | 1900-01-01 | ||
GB925464A (me) * | 1958-07-03 | |||
NL241053A (me) * | 1958-07-10 | |||
DE1142411B (de) * | 1958-08-08 | 1963-01-17 | Siemens Ag | Einrichtung zur Umformung von Wechselstrom konstanter Frequenz in solchen veraenderbarer Frequenz und gegebenenfalls anderer Phasenzahl |
NL246349A (me) * | 1958-12-15 | |||
US2997604A (en) * | 1959-01-14 | 1961-08-22 | Shockley William | Semiconductive device and method of operating same |
NL248703A (me) * | 1959-02-24 | |||
DE1104071B (de) * | 1959-04-04 | 1961-04-06 | Siemens Ag | Vierschichten-Halbleiteranordnung mit einkristallinem Halbleiterkoerper und drei hintereinandergeschalteten pn-UEbergaengen mit abwechselnd entgegengesetzter Sperrichtung und Verfahren zu ihrer Herstellung |
US3089998A (en) * | 1959-04-15 | 1963-05-14 | Westinghouse Electric Corp | Regulator system |
DE1121693B (de) * | 1959-05-28 | 1962-01-11 | Licentai Patent Verwaltungs G | Anordnung zum Steuern eines elektrisch steuerbaren Schalters |
NL250805A (me) * | 1959-06-04 | |||
NL251532A (me) * | 1959-06-17 | |||
US3093813A (en) * | 1959-08-26 | 1963-06-11 | Ferumeldewerk Arnstadt Veb | Electronic switch |
US3040270A (en) * | 1959-09-01 | 1962-06-19 | Gen Electric | Silicon controlled rectifier circuit including a variable frequency oscillator |
GB910458A (en) * | 1959-10-02 | 1962-11-14 | Standard Telephones Cables Ltd | Improvements in or relating to automatic telecommunication exchanges |
US3160828A (en) * | 1960-01-25 | 1964-12-08 | Westinghouse Electric Corp | Radiation sensitive semiconductor oscillating device |
BE624028A (me) * | 1960-03-23 | 1900-01-01 | ||
NL265766A (me) * | 1960-06-10 | |||
US3173091A (en) * | 1960-08-30 | 1965-03-09 | Westinghouse Electric Corp | Microwave detector apparatus |
NL268951A (me) * | 1960-09-07 | |||
US3254267A (en) * | 1960-10-25 | 1966-05-31 | Westinghouse Electric Corp | Semiconductor-controlled, direct current responsive electroluminescent phosphors |
DE1159096B (de) * | 1960-12-05 | 1963-12-12 | Fairchild Camera Instr Co | Vierzonen-Halbleiterbauelement, insbesondere Transistor, zum Schalten mit einem pnpn-Halbleiterkoerper |
NL272752A (me) * | 1960-12-20 | |||
US3171040A (en) * | 1961-01-16 | 1965-02-23 | Gen Dynamics Corp | Fast charging circuit for pulse networks |
US3193700A (en) * | 1961-02-23 | 1965-07-06 | Fairbanks Morse Inc | Ramp generator circuit employing two capacitors, one including means for rapid discharging thereof |
US3177375A (en) * | 1961-03-27 | 1965-04-06 | Electro Mechanical Res Inc | Time-of-occurrence markers |
US3135875A (en) * | 1961-05-04 | 1964-06-02 | Ibm | Ring counter employing four-layer diodes and scaling resistors to effect counting |
US3109109A (en) * | 1961-08-29 | 1963-10-29 | Bell Telephone Labor Inc | Circuit employing negative resistance asymmetrically conducting devices connected inseries randomly or sequentially switched |
US3248616A (en) * | 1962-03-08 | 1966-04-26 | Westinghouse Electric Corp | Monolithic bistable flip-flop |
US3221106A (en) * | 1962-03-22 | 1965-11-30 | Itt | Speech path controller |
US3193739A (en) * | 1962-05-15 | 1965-07-06 | Siemens Ag | Semiconductor device having four-layer components for obtaining negative current-voltage characteristics |
US3223978A (en) * | 1962-06-08 | 1965-12-14 | Radiation Inc | End marking switch matrix utilizing negative impedance crosspoints |
US3278687A (en) * | 1963-07-19 | 1966-10-11 | Stromberg Carlson Corp | Four-layer diode network for identifying parties on a telephone line |
DE1231296C2 (de) * | 1964-03-19 | 1974-03-28 | Elektronische schaltanordnung mit mindestens zwei zweipoligen halbleiterschaltelementen | |
DK114912B (da) * | 1964-07-15 | 1969-08-18 | R Relsted | Vælgerkobling med lysimpulsstyring til anvendelse i automatiske koblingsanlæg samt vælger og koblingsanlæg opbygget med den nævnte vælgerkobling. |
US3410966A (en) * | 1965-05-27 | 1968-11-12 | Bell Telephone Labor Inc | System for remote testing of telephone subscribers' lines |
US3454434A (en) * | 1966-05-09 | 1969-07-08 | Motorola Inc | Multilayer semiconductor device |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2588254A (en) * | 1950-05-09 | 1952-03-04 | Purdue Research Foundation | Photoelectric and thermoelectric device utilizing semiconducting material |
DE1048359B (me) * | 1952-07-22 |
-
0
- NL NL99632D patent/NL99632C/xx active
- BE BE551952D patent/BE551952A/xx unknown
-
1955
- 1955-11-22 US US548330A patent/US2855524A/en not_active Expired - Lifetime
-
1956
- 1956-09-03 FR FR1157540D patent/FR1157540A/fr not_active Expired
- 1956-10-16 DE DE1956W0019922 patent/DE1021891C2/de not_active Expired
- 1956-11-09 CH CH349299D patent/CH349299A/de unknown
- 1956-11-21 GB GB35590/56A patent/GB813862A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2855524A (en) | 1958-10-07 |
FR1157540A (fr) | 1958-05-30 |
GB813862A (en) | 1959-05-27 |
NL99632C (me) | |
DE1021891B (de) | 1958-01-02 |
CH349299A (de) | 1960-10-15 |
DE1021891C2 (de) | 1958-06-12 |