GB681809A - Improvements in or relating to electric semi-conductors - Google Patents

Improvements in or relating to electric semi-conductors

Info

Publication number
GB681809A
GB681809A GB8902/49A GB890249A GB681809A GB 681809 A GB681809 A GB 681809A GB 8902/49 A GB8902/49 A GB 8902/49A GB 890249 A GB890249 A GB 890249A GB 681809 A GB681809 A GB 681809A
Authority
GB
United Kingdom
Prior art keywords
emitter
collector
semi
conductor
current
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
Application number
GB8902/49A
Other languages
English (en)
Inventor
Kenneth Albert Matthews
Charles De Boismaison White
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to NL89623D priority Critical patent/NL89623C/xx
Application filed by Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB8902/49A priority patent/GB681809A/en
Priority to US150412A priority patent/US2653374A/en
Priority to DEI3967A priority patent/DE874936C/de
Publication of GB681809A publication Critical patent/GB681809A/en
Expired legal-status Critical Current

Links

Classifications

    • H10P10/00—
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/313—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of semiconductor devices with two electrodes, one or two potential barriers, and exhibiting a negative resistance characteristic

Landscapes

  • Electrolytic Production Of Metals (AREA)
  • Cold Cathode And The Manufacture (AREA)
  • Electron Tubes For Measurement (AREA)
  • Amplifiers (AREA)
GB8902/49A 1949-04-01 1949-04-01 Improvements in or relating to electric semi-conductors Expired GB681809A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NL89623D NL89623C (enExample) 1949-04-01
GB8902/49A GB681809A (en) 1949-04-01 1949-04-01 Improvements in or relating to electric semi-conductors
US150412A US2653374A (en) 1949-04-01 1950-03-18 Electric semiconductor
DEI3967A DE874936C (de) 1949-04-01 1951-03-31 Transister fuer Stromverstaerkung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8902/49A GB681809A (en) 1949-04-01 1949-04-01 Improvements in or relating to electric semi-conductors

Publications (1)

Publication Number Publication Date
GB681809A true GB681809A (en) 1952-10-29

Family

ID=9861517

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8902/49A Expired GB681809A (en) 1949-04-01 1949-04-01 Improvements in or relating to electric semi-conductors

Country Status (4)

Country Link
US (1) US2653374A (enExample)
DE (1) DE874936C (enExample)
GB (1) GB681809A (enExample)
NL (1) NL89623C (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL90092C (enExample) * 1950-09-14 1900-01-01
US2740076A (en) * 1951-03-02 1956-03-27 Int Standard Electric Corp Crystal triodes
US2755536A (en) * 1951-11-07 1956-07-24 Ibm Method of producing transistors having substantially uniform characteristics
US2793332A (en) * 1953-04-14 1957-05-21 Sylvania Electric Prod Semiconductor rectifying connections and methods
DE1054591B (de) * 1955-02-04 1959-04-09 Western Electric Co Verfahren zur Feststellung der genauen Lage eines UEberganges zwischen den aneinandergrenzenden Teilen von Zonen mit entgegen-gesetztem Leitfaehigkeitstyp in einem halbleitenden Koerper
NL251064A (enExample) * 1955-11-04
US2875506A (en) * 1955-12-09 1959-03-03 Ibm Method of electroforming transistors
DE1067933B (de) * 1955-12-22 1959-10-29 National Research Development Corporation, London; Vcrtr.: Dipl.-Ing. E. Schubert, Pat.-Anw., Siegen Gesteuerte Halbleiteranordnung mit zwei Elektroden. 1'9. 12. 56. Großbritannien
DE1083937B (de) * 1956-04-19 1960-06-23 Intermetall Verfahren zur Herstellung von p-n-UEbergaengen in Halbleiterkoerpern durch Legieren
US2989670A (en) * 1956-06-19 1961-06-20 Texas Instruments Inc Transistor
US2942329A (en) * 1956-09-25 1960-06-28 Ibm Semiconductor device fabrication
US2984890A (en) * 1956-12-24 1961-05-23 Gahagan Inc Crystal diode rectifier and method of making same
US2939057A (en) * 1957-05-27 1960-05-31 Teszner Stanislas Unipolar field-effect transistors
US2977515A (en) * 1958-05-07 1961-03-28 Philco Corp Semiconductor fabrication
US3156592A (en) * 1959-04-20 1964-11-10 Sprague Electric Co Microalloying method for semiconductive device
US3044147A (en) * 1959-04-21 1962-07-17 Pacific Semiconductors Inc Semiconductor technology method of contacting a body
US3046458A (en) * 1959-04-23 1962-07-24 Mc Graw Edison Co Hall plate
NL113528C (enExample) * 1959-08-27
NL258378A (enExample) * 1960-07-28 1900-01-01
US3403339A (en) * 1965-09-17 1968-09-24 Hewlett Packard Yokogawa Apparatus for displaying the gain factor as a function of a changing input singnal applied to an element under test

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2446467A (en) * 1944-11-11 1948-08-03 Fansteel Metallurgical Corp Dry plate rectifier
NL148598B (nl) * 1948-12-29 1900-01-01 Science Union & Cie Werkwijze voor de bereiding van een geneesmiddel, dat de neiging van de bloedplaatjes tot samenklonteren en aan elkaar plakken vermindert, en een fibrinolytische werking vertoont, een geneesmiddel met een dergelijke werking, en een werkwijze voor de bereiding van een geneeskrachtige verbinding.

Also Published As

Publication number Publication date
NL89623C (enExample)
DE874936C (de) 1953-04-27
US2653374A (en) 1953-09-29

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