JPH0254237U - - Google Patents

Info

Publication number
JPH0254237U
JPH0254237U JP1988134165U JP13416588U JPH0254237U JP H0254237 U JPH0254237 U JP H0254237U JP 1988134165 U JP1988134165 U JP 1988134165U JP 13416588 U JP13416588 U JP 13416588U JP H0254237 U JPH0254237 U JP H0254237U
Authority
JP
Japan
Prior art keywords
oxide film
semiconductor wafer
field oxide
wafer
flatten
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
JP1988134165U
Other languages
English (en)
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 filed Critical
Priority to JP1988134165U priority Critical patent/JPH0254237U/ja
Publication of JPH0254237U publication Critical patent/JPH0254237U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Local Oxidation Of Silicon (AREA)
  • Element Separation (AREA)

Description

【図面の簡単な説明】
第1図イ,ロは本考案の半導体ウエーハの製造
例を説明する工程断面図、第2図は本考案の一実
施例の半導体装置の断面図、第3図はMOSFE
Tの概念図、第4図は従来のMOSFETの一具
体例を示す側断面図、第5図イ,ロ,ハは従来の
半導体ウエーハのロコス形成を例示する断面図で
ある。 10……フイールド酸化膜、20……半導体ウ
エーハ。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) ロコス構造の絶縁分離用フイールド酸化膜
    を具えた半導体ウエーハにおいて、 上記フイールド酸化膜を表面研磨してウエーハ
    表面を平坦化したことを特徴とする半導体ウエー
    ハ。 (2) 上記半導体ウエーハを用いて製造された半
    導体装置。
JP1988134165U 1988-10-13 1988-10-13 Pending JPH0254237U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988134165U JPH0254237U (ja) 1988-10-13 1988-10-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988134165U JPH0254237U (ja) 1988-10-13 1988-10-13

Publications (1)

Publication Number Publication Date
JPH0254237U true JPH0254237U (ja) 1990-04-19

Family

ID=31392674

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988134165U Pending JPH0254237U (ja) 1988-10-13 1988-10-13

Country Status (1)

Country Link
JP (1) JPH0254237U (ja)

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