NL214050A - - Google Patents

Info

Publication number
NL214050A
NL214050A NL214050DA NL214050A NL 214050 A NL214050 A NL 214050A NL 214050D A NL214050D A NL 214050DA NL 214050 A NL214050 A NL 214050A
Authority
NL
Netherlands
Application number
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.)
Publication of NL214050A publication Critical patent/NL214050A/xx
Priority claimed from US496202A external-priority patent/US3028655A/en
Priority claimed from US570009A external-priority patent/US2820932A/en

Links

Classifications

    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D10/00Bipolar junction transistors [BJT]
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B23/00Single-crystal growth by condensing evaporated or sublimed materials
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B31/00Diffusion or doping processes for single crystals or homogeneous polycrystalline material with defined structure; Apparatus therefor
    • C30B31/04Diffusion or doping processes for single crystals or homogeneous polycrystalline material with defined structure; Apparatus therefor by contacting with diffusion materials in the liquid state
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B31/00Diffusion or doping processes for single crystals or homogeneous polycrystalline material with defined structure; Apparatus therefor
    • C30B31/06Diffusion or doping processes for single crystals or homogeneous polycrystalline material with defined structure; Apparatus therefor by contacting with diffusion material in the gaseous state
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00Field-effect transistors [FET]
    • H10D30/80FETs having rectifying junction gate electrodes
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D48/00Individual devices not covered by groups H10D1/00 - H10D44/00
    • H10D48/30Devices controlled by electric currents or voltages
    • H10D48/32Devices controlled by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
    • H10D48/34Bipolar devices
    • H10D48/345Bipolar transistors having ohmic electrodes on emitter-like, base-like, and collector-like regions
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D62/00Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H10D62/10Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D62/00Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H10D62/60Impurity distributions or concentrations
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D99/00Subject matter not provided for in other groups of this subclass
    • H10P32/00
    • H10P32/12
    • H10P32/171
    • H10P95/00
    • H10P95/50
    • H10W70/69
    • H10W76/60
    • H10W99/00

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
NL214050D 1955-03-23 NL214050A (index.php)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US496202A US3028655A (en) 1955-03-23 1955-03-23 Semiconductive device
US496201A US2868678A (en) 1955-03-23 1955-03-23 Method of forming large area pn junctions
US570009A US2820932A (en) 1956-03-07 1956-03-07 Contact structure
US109934A US3202887A (en) 1955-03-23 1961-05-15 Mesa-transistor with impurity concentration in the base decreasing toward collector junction

Publications (1)

Publication Number Publication Date
NL214050A true NL214050A (index.php)

Family

ID=27493721

Family Applications (1)

Application Number Title Priority Date Filing Date
NL214050D NL214050A (index.php) 1955-03-23

Country Status (1)

Country Link
NL (1) NL214050A (index.php)

Similar Documents

Publication Publication Date Title
AT198143B (index.php)
AT194324B (index.php)
AT198671B (index.php)
AT195882B (index.php)
AT195787B (index.php)
AT195202B (index.php)
AT198478B (index.php)
AT193805B (index.php)
AT197696B (index.php)
AT196165B (index.php)
AT194860B (index.php)
AT195161B (index.php)
AT196487B (index.php)
AT195329B (index.php)
AT195450B (index.php)
AT195570B (index.php)
AT195613B (index.php)
AT195620B (index.php)
AT195663B (index.php)
AT195705B (index.php)
AT195039B (index.php)
AT195857B (index.php)
AT195858B (index.php)
AT194962B (index.php)
AT196153B (index.php)