JPS57180163A - Semiconductor device - Google Patents

Semiconductor device

Info

Publication number
JPS57180163A
JPS57180163A JP6547281A JP6547281A JPS57180163A JP S57180163 A JPS57180163 A JP S57180163A JP 6547281 A JP6547281 A JP 6547281A JP 6547281 A JP6547281 A JP 6547281A JP S57180163 A JPS57180163 A JP S57180163A
Authority
JP
Japan
Prior art keywords
region
added
impurity concentration
emitter
gap
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.)
Pending
Application number
JP6547281A
Other languages
English (en)
Inventor
Keiji Kobayashi
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP6547281A priority Critical patent/JPS57180163A/ja
Publication of JPS57180163A publication Critical patent/JPS57180163A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor 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
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/68—Types 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
    • H01L29/70—Bipolar devices
    • H01L29/72—Transistor-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)
JP6547281A 1981-04-30 1981-04-30 Semiconductor device Pending JPS57180163A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6547281A JPS57180163A (en) 1981-04-30 1981-04-30 Semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6547281A JPS57180163A (en) 1981-04-30 1981-04-30 Semiconductor device

Publications (1)

Publication Number Publication Date
JPS57180163A true JPS57180163A (en) 1982-11-06

Family

ID=13288080

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6547281A Pending JPS57180163A (en) 1981-04-30 1981-04-30 Semiconductor device

Country Status (1)

Country Link
JP (1) JPS57180163A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10995728B2 (en) 2017-04-27 2021-05-04 Kuninori TSUDA Wind power generation system including a rotating pedestal and a wind power generation apparatus with a duct

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10995728B2 (en) 2017-04-27 2021-05-04 Kuninori TSUDA Wind power generation system including a rotating pedestal and a wind power generation apparatus with a duct
US11585317B2 (en) 2017-04-27 2023-02-21 Kuninori TSUDA Wind power generation system including a streamlined duct

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