JPS55157267A - Manufacturing method for semiconductor device - Google Patents

Manufacturing method for semiconductor device

Info

Publication number
JPS55157267A
JPS55157267A JP6596179A JP6596179A JPS55157267A JP S55157267 A JPS55157267 A JP S55157267A JP 6596179 A JP6596179 A JP 6596179A JP 6596179 A JP6596179 A JP 6596179A JP S55157267 A JPS55157267 A JP S55157267A
Authority
JP
Japan
Prior art keywords
oxidation
oxidation film
film
silicon
opened
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
JP6596179A
Other languages
Japanese (ja)
Inventor
Masatoshi Morinaga
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP6596179A priority Critical patent/JPS55157267A/en
Publication of JPS55157267A publication Critical patent/JPS55157267A/en
Pending 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
    • H01L29/76Unipolar devices, e.g. field effect transistors
    • H01L29/772Field effect transistors
    • H01L29/78Field effect transistors with field effect produced by an insulated gate

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)
  • Electrodes Of Semiconductors (AREA)
  • Formation Of Insulating Films (AREA)

Abstract

PURPOSE:To shorten a manufacturing process by forming a glass layer containing phosphorus, boron or arsenic on the surface of an oxidation film and by selectively removing the said film, thereby allowing to omit a selective oxidation process for the formation of a thick field oxidation film. CONSTITUTION:After forming a silicon oxidation film 20 by heat oxidation and phosphor silicic acid glass layer 30 on a substrate 10 using a CVD method, windows are opened for a source and a drain. Then a diffusion is performed in an atmosphere containing nitrogen, oxygen and phosphorus oxychloride, a source and a drain regions 11 and 12 are formed, an oxidation is performed in an oxygenous atmosphere and a silicon oxidation film 22 is formed. Then a PSG layer is selectively removed, an annealing is given and a step 25 is formed. Next, after an electrode window for the silicon oxidation film 22 is opened, an electrode material is coated and a patterning is performed.
JP6596179A 1979-05-28 1979-05-28 Manufacturing method for semiconductor device Pending JPS55157267A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6596179A JPS55157267A (en) 1979-05-28 1979-05-28 Manufacturing method for semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6596179A JPS55157267A (en) 1979-05-28 1979-05-28 Manufacturing method for semiconductor device

Publications (1)

Publication Number Publication Date
JPS55157267A true JPS55157267A (en) 1980-12-06

Family

ID=13302085

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6596179A Pending JPS55157267A (en) 1979-05-28 1979-05-28 Manufacturing method for semiconductor device

Country Status (1)

Country Link
JP (1) JPS55157267A (en)

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