JPS646052U - - Google Patents

Info

Publication number
JPS646052U
JPS646052U JP9938487U JP9938487U JPS646052U JP S646052 U JPS646052 U JP S646052U JP 9938487 U JP9938487 U JP 9938487U JP 9938487 U JP9938487 U JP 9938487U JP S646052 U JPS646052 U JP S646052U
Authority
JP
Japan
Prior art keywords
sidewall
gate electrode
mos transistor
impurity concentration
concentration region
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
JP9938487U
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 JP9938487U priority Critical patent/JPS646052U/ja
Publication of JPS646052U publication Critical patent/JPS646052U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は本考案の実施例におけるLDD構造を
有するMOSトランジスタを示す断面図、第2図
はサイドウオール絶縁膜とサイドウオールの長さ
の関係を示すグラフ、第3図は従来例におけるL
DD構造を有するMOSトランジスタを示す断面
図である。 10……サイドウオール、12……サイドウオ
ールの長さ、16……ゲート電極。

Claims (1)

    【実用新案登録請求の範囲】
  1. ゲート電極上にサイドウオール絶縁膜を堆積し
    、異方性エツチングにより前記ゲート電極の側壁
    にサイドウオールを形成することにより、高不純
    物濃度領域と低不純物濃度領域のドレイン領域を
    有するMOSトランジスタにおいて、前記サイド
    ウオールの長さは前記ゲート電極の厚さ以上であ
    ることを特徴とするMOSトランジスタ。
JP9938487U 1987-06-30 1987-06-30 Pending JPS646052U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9938487U JPS646052U (ja) 1987-06-30 1987-06-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9938487U JPS646052U (ja) 1987-06-30 1987-06-30

Publications (1)

Publication Number Publication Date
JPS646052U true JPS646052U (ja) 1989-01-13

Family

ID=31326494

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9938487U Pending JPS646052U (ja) 1987-06-30 1987-06-30

Country Status (1)

Country Link
JP (1) JPS646052U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54142981A (en) * 1978-04-27 1979-11-07 Matsushita Electric Ind Co Ltd Manufacture of insulation gate type semiconductor device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54142981A (en) * 1978-04-27 1979-11-07 Matsushita Electric Ind Co Ltd Manufacture of insulation gate type semiconductor device

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