US2173904A - Electrode system of unsymmetrical conductivity - Google Patents

Electrode system of unsymmetrical conductivity Download PDF

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Publication number
US2173904A
US2173904A US67052A US6705236A US2173904A US 2173904 A US2173904 A US 2173904A US 67052 A US67052 A US 67052A US 6705236 A US6705236 A US 6705236A US 2173904 A US2173904 A US 2173904A
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US
United States
Prior art keywords
electrode system
electrodes
electrode
grid
insulating
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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 - Lifetime
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US67052A
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English (en)
Inventor
Holst Gilles
Willem Christiaan Van Geel
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Koninklijke Philips NV
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Philips Gloeilampenfabrieken NV
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Publication of US2173904A publication Critical patent/US2173904A/en
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Expired - Lifetime legal-status Critical Current

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    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D99/00—Subject matter not provided for in other groups of this subclass

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  • Electroluminescent Light Sources (AREA)
US67052A 1935-03-09 1936-03-04 Electrode system of unsymmetrical conductivity Expired - Lifetime US2173904A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2173904X 1935-03-09

Publications (1)

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US2173904A true US2173904A (en) 1939-09-26

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US67052A Expired - Lifetime US2173904A (en) 1935-03-09 1936-03-04 Electrode system of unsymmetrical conductivity

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US (1) US2173904A (fr)
FR (1) FR802364A (fr)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2456758A (en) * 1941-04-21 1948-12-21 Hartford Nat Bank & Trust Co Blocking-layer electrode system
US2524033A (en) * 1948-02-26 1950-10-03 Bell Telephone Labor Inc Three-electrode circuit element utilizing semiconductive materials
US2524035A (en) * 1948-02-26 1950-10-03 Bell Telphone Lab Inc Three-electrode circuit element utilizing semiconductive materials
US2561123A (en) * 1950-04-04 1951-07-17 Rca Corp Multicontact semiconductor devices
US2569347A (en) * 1948-06-26 1951-09-25 Bell Telephone Labor Inc Circuit element utilizing semiconductive material
US2612567A (en) * 1949-10-04 1952-09-30 Stuetzer Otmar Michael Transconductor employing field controlled semiconductor
US2623102A (en) * 1948-06-26 1952-12-23 Bell Telephone Labor Inc Circuit element utilizing semiconductive materials
US2648805A (en) * 1949-05-30 1953-08-11 Siemens Ag Controllable electric resistance device
US2679619A (en) * 1950-09-09 1954-05-25 Siemens Ag Controlled semiconductor rectifier
DE966492C (de) * 1948-02-26 1957-08-14 Western Electric Co Elektrisch steuerbares Schaltelement aus Halbleitermaterial
DE971775C (de) * 1942-09-22 1959-03-26 Hildegard Koepke Dr Einrichtung zur Verstaerkung elektrischer Stroeme und Spannungen
US2985783A (en) * 1956-07-30 1961-05-23 Westinghouse Electric Corp Thin screen members
US3153154A (en) * 1962-02-13 1964-10-13 James J Murray Grid controlled transistor device
DE977341C (de) * 1950-02-24 1965-12-30 Siemens Ag Verfahren zum Herstellen einer Halbleiteranordnung

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2456758A (en) * 1941-04-21 1948-12-21 Hartford Nat Bank & Trust Co Blocking-layer electrode system
DE971775C (de) * 1942-09-22 1959-03-26 Hildegard Koepke Dr Einrichtung zur Verstaerkung elektrischer Stroeme und Spannungen
US2524033A (en) * 1948-02-26 1950-10-03 Bell Telephone Labor Inc Three-electrode circuit element utilizing semiconductive materials
US2524035A (en) * 1948-02-26 1950-10-03 Bell Telphone Lab Inc Three-electrode circuit element utilizing semiconductive materials
DE966492C (de) * 1948-02-26 1957-08-14 Western Electric Co Elektrisch steuerbares Schaltelement aus Halbleitermaterial
US2623102A (en) * 1948-06-26 1952-12-23 Bell Telephone Labor Inc Circuit element utilizing semiconductive materials
US2569347A (en) * 1948-06-26 1951-09-25 Bell Telephone Labor Inc Circuit element utilizing semiconductive material
US2648805A (en) * 1949-05-30 1953-08-11 Siemens Ag Controllable electric resistance device
US2612567A (en) * 1949-10-04 1952-09-30 Stuetzer Otmar Michael Transconductor employing field controlled semiconductor
DE977341C (de) * 1950-02-24 1965-12-30 Siemens Ag Verfahren zum Herstellen einer Halbleiteranordnung
US2561123A (en) * 1950-04-04 1951-07-17 Rca Corp Multicontact semiconductor devices
US2679619A (en) * 1950-09-09 1954-05-25 Siemens Ag Controlled semiconductor rectifier
US2985783A (en) * 1956-07-30 1961-05-23 Westinghouse Electric Corp Thin screen members
US3153154A (en) * 1962-02-13 1964-10-13 James J Murray Grid controlled transistor device

Also Published As

Publication number Publication date
FR802364A (fr) 1936-09-03

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