JPS644351B2 - - Google Patents

Info

Publication number
JPS644351B2
JPS644351B2 JP56058438A JP5843881A JPS644351B2 JP S644351 B2 JPS644351 B2 JP S644351B2 JP 56058438 A JP56058438 A JP 56058438A JP 5843881 A JP5843881 A JP 5843881A JP S644351 B2 JPS644351 B2 JP S644351B2
Authority
JP
Japan
Prior art keywords
polycrystalline silicon
region
silicon layer
conductivity type
oxide film
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
JP56058438A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57173972A (en
Inventor
Akira Kawakatsu
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co Ltd
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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP56058438A priority Critical patent/JPS57173972A/ja
Publication of JPS57173972A publication Critical patent/JPS57173972A/ja
Publication of JPS644351B2 publication Critical patent/JPS644351B2/ja
Granted 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

Landscapes

  • Electrodes Of Semiconductors (AREA)
  • Bipolar Transistors (AREA)
  • Element Separation (AREA)
  • Bipolar Integrated Circuits (AREA)
JP56058438A 1981-04-20 1981-04-20 Manufacture of semiconductor ic device Granted JPS57173972A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56058438A JPS57173972A (en) 1981-04-20 1981-04-20 Manufacture of semiconductor ic device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56058438A JPS57173972A (en) 1981-04-20 1981-04-20 Manufacture of semiconductor ic device

Publications (2)

Publication Number Publication Date
JPS57173972A JPS57173972A (en) 1982-10-26
JPS644351B2 true JPS644351B2 (ar) 1989-01-25

Family

ID=13084398

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56058438A Granted JPS57173972A (en) 1981-04-20 1981-04-20 Manufacture of semiconductor ic device

Country Status (1)

Country Link
JP (1) JPS57173972A (ar)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0331215U (ar) * 1989-07-28 1991-03-27

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5990925A (ja) * 1982-11-17 1984-05-25 Matsushita Electronics Corp 半導体装置の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0331215U (ar) * 1989-07-28 1991-03-27

Also Published As

Publication number Publication date
JPS57173972A (en) 1982-10-26

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