JPS647509B2 - - Google Patents

Info

Publication number
JPS647509B2
JPS647509B2 JP4145781A JP4145781A JPS647509B2 JP S647509 B2 JPS647509 B2 JP S647509B2 JP 4145781 A JP4145781 A JP 4145781A JP 4145781 A JP4145781 A JP 4145781A JP S647509 B2 JPS647509 B2 JP S647509B2
Authority
JP
Japan
Prior art keywords
film
forming
oxidation
base layer
layer
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
JP4145781A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57155772A (en
Inventor
Tadashi Hirao
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP4145781A priority Critical patent/JPS57155772A/ja
Publication of JPS57155772A publication Critical patent/JPS57155772A/ja
Publication of JPS647509B2 publication Critical patent/JPS647509B2/ja
Granted legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/66Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/68Types of semiconductor device ; Multistep manufacturing processes therefor controllable 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
    • H01L29/70Bipolar devices
    • H01L29/72Transistor-type devices, i.e. able to continuously respond to applied control signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Bipolar Transistors (AREA)
  • Electrodes Of Semiconductors (AREA)
JP4145781A 1981-03-20 1981-03-20 Manufacture of semiconductor device Granted JPS57155772A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4145781A JPS57155772A (en) 1981-03-20 1981-03-20 Manufacture of semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4145781A JPS57155772A (en) 1981-03-20 1981-03-20 Manufacture of semiconductor device

Publications (2)

Publication Number Publication Date
JPS57155772A JPS57155772A (en) 1982-09-25
JPS647509B2 true JPS647509B2 (zh) 1989-02-09

Family

ID=12608897

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4145781A Granted JPS57155772A (en) 1981-03-20 1981-03-20 Manufacture of semiconductor device

Country Status (1)

Country Link
JP (1) JPS57155772A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03295612A (ja) * 1990-04-12 1991-12-26 Moriyama Kogyo Kk コンクリート製中空製品の製造方法及びその成形型枠装置及びそれに使用する内型枠

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59132663A (ja) * 1983-01-19 1984-07-30 Mitsubishi Electric Corp トランジスタ
JPS60103669A (ja) * 1983-11-10 1985-06-07 Mitsubishi Electric Corp 半導体装置とその製造方法
US4936928A (en) * 1985-11-27 1990-06-26 Raytheon Company Semiconductor device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03295612A (ja) * 1990-04-12 1991-12-26 Moriyama Kogyo Kk コンクリート製中空製品の製造方法及びその成形型枠装置及びそれに使用する内型枠

Also Published As

Publication number Publication date
JPS57155772A (en) 1982-09-25

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