GB694029A - Improvements in semiconductive translating devices and in methods of making them - Google Patents

Improvements in semiconductive translating devices and in methods of making them

Info

Publication number
GB694029A
GB694029A GB33222/49A GB3322249A GB694029A GB 694029 A GB694029 A GB 694029A GB 33222/49 A GB33222/49 A GB 33222/49A GB 3322249 A GB3322249 A GB 3322249A GB 694029 A GB694029 A GB 694029A
Authority
GB
United Kingdom
Prior art keywords
voltage
collector
emitter
semi
volts
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
GB33222/49A
Other languages
English (en)
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.)
AT&T Inc
Original Assignee
Western Electric Co Inc
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
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB694029A publication Critical patent/GB694029A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D48/00—Individual devices not covered by groups H10D1/00 - H10D44/00
    • H10D48/30—Devices controlled by electric currents or voltages
    • H10D48/32—Devices 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
    • H10D48/34—Bipolar devices
    • H10D48/345—Bipolar transistors having ohmic electrodes on emitter-like, base-like, and collector-like regions
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/26—Testing of individual semiconductor devices
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D10/00—Bipolar junction transistors [BJT]
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P95/00—Generic processes or apparatus for manufacture or treatments not covered by the other groups of this subclass
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W99/00—Subject matter not provided for in other groups of this subclass

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Weting (AREA)
  • Bipolar Transistors (AREA)
GB33222/49A 1948-12-29 1949-12-29 Improvements in semiconductive translating devices and in methods of making them Expired GB694029A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US67797A US2577803A (en) 1948-12-29 1948-12-29 Manufacture of semiconductor translators

Publications (1)

Publication Number Publication Date
GB694029A true GB694029A (en) 1953-07-15

Family

ID=22078476

Family Applications (1)

Application Number Title Priority Date Filing Date
GB33222/49A Expired GB694029A (en) 1948-12-29 1949-12-29 Improvements in semiconductive translating devices and in methods of making them

Country Status (4)

Country Link
US (1) US2577803A (cg-RX-API-DMAC7.html)
FR (1) FR995807A (cg-RX-API-DMAC7.html)
GB (1) GB694029A (cg-RX-API-DMAC7.html)
NL (2) NL148598B (cg-RX-API-DMAC7.html)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2663829A (en) * 1948-12-29 1953-12-22 Bell Telephone Labor Inc Semiconductor translator
NL89623C (cg-RX-API-DMAC7.html) * 1949-04-01
US2675509A (en) * 1949-07-26 1954-04-13 Rca Corp High-frequency response semiconductor device
US2686279A (en) * 1949-09-28 1954-08-10 Rca Corp Semiconductor device
US2748326A (en) * 1950-03-28 1956-05-29 Sylvania Electric Prod Semiconductor translators and processing
US2666873A (en) * 1950-04-21 1954-01-19 Rca Corp High current gain semiconductor device
US2746121A (en) * 1951-10-06 1956-05-22 Bell Telephone Labor Inc Conditioning of semiconductor translators
US2755536A (en) * 1951-11-07 1956-07-24 Ibm Method of producing transistors having substantially uniform characteristics
NL173616C (nl) * 1951-11-26 Moellers Maschf E Inrichting voor het trekken van een slang van in de warmte krimpende kunststof over een stapel goederen.
US2766410A (en) * 1952-06-18 1956-10-09 Rca Corp Transistor devices
US2794917A (en) * 1953-01-27 1957-06-04 Bell Telephone Labor Inc High frequency negative resistance device
GB805292A (en) * 1953-12-02 1958-12-03 Philco Corp Semiconductor devices
US2856585A (en) * 1954-02-10 1958-10-14 Tung Sol Electric Inc Electrical measuring equipment
US2739882A (en) * 1954-02-25 1956-03-27 Raytheon Mfg Co Surface treatment of germanium
US2965521A (en) * 1954-06-10 1960-12-20 Crucible Steel Co America Metal pickling solutions and methods
US2926418A (en) * 1955-08-19 1960-03-01 Sprague Electric Co Point contact semiconductor forming method
US2947117A (en) * 1955-10-13 1960-08-02 Owens Illinois Glass Co Apparatus and method for treating interior surfaces of glass containers
US2935781A (en) * 1955-12-01 1960-05-10 Bell Telephone Labor Inc Manufacture of germanium translators
US2942329A (en) * 1956-09-25 1960-06-28 Ibm Semiconductor device fabrication
US2856275A (en) * 1956-11-20 1958-10-14 Amchem Prod Chemical treatment of refractory metal surfaces
US2941094A (en) * 1956-12-20 1960-06-14 Abraham George Electrical amplifying circuit
US2984890A (en) * 1956-12-24 1961-05-23 Gahagan Inc Crystal diode rectifier and method of making same
US2974262A (en) * 1957-06-11 1961-03-07 Abraham George Solid state device and method of making same
US2974075A (en) * 1957-10-28 1961-03-07 Bell Telephone Labor Inc Treatment of semiconductive devices
US2989671A (en) * 1958-05-23 1961-06-20 Pacific Semiconductors Inc Voltage sensitive semiconductor capacitor
NL239732A (cg-RX-API-DMAC7.html) * 1958-06-18
US3058009A (en) * 1959-07-15 1962-10-09 Shockley William Trigger circuit switching from stable operation in the negative resistance region to unstable operation
US3163568A (en) * 1961-02-15 1964-12-29 Sylvania Electric Prod Method of treating semiconductor devices
US3181983A (en) * 1961-03-06 1965-05-04 Sperry Rand Corp Method for controlling the characteristic of a tunnel diode
FR2438021A1 (fr) * 1978-10-02 1980-04-30 Inst Francais Du Petrole Procede de purification d'une cetone obtenue par deshydrogenation de l'alcool correspondant
US4727318A (en) * 1984-10-04 1988-02-23 Sony/Tektronix Corporation Apparatus for measuring characteristics of electronic devices
JPH0721526B2 (ja) * 1987-08-18 1995-03-08 ソニ−・テクトロニクス株式会社 素子測定装置
US4977371A (en) * 1989-01-06 1990-12-11 Siemens Aktiengesellschaft Variable frequency I-V measurement system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB523216A (en) * 1938-12-28 1940-07-09 Westinghouse Brake & Signal Improvements relating to the manufacture of alternating current rectifiers
US2375355A (en) * 1940-05-17 1945-05-08 Bolidens Gruv Ab Selenium rectifier
FR956778A (cg-RX-API-DMAC7.html) * 1946-07-08 1950-02-07
US2497649A (en) * 1946-07-31 1950-02-14 Gen Electric Process of electroforming selenium rectifiers

Also Published As

Publication number Publication date
FR995807A (fr) 1951-12-10
NL148598B (nl) 1900-01-01
US2577803A (en) 1951-12-11
NL80773C (cg-RX-API-DMAC7.html) 1900-01-01

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