JPH01108935U - - Google Patents

Info

Publication number
JPH01108935U
JPH01108935U JP301388U JP301388U JPH01108935U JP H01108935 U JPH01108935 U JP H01108935U JP 301388 U JP301388 U JP 301388U JP 301388 U JP301388 U JP 301388U JP H01108935 U JPH01108935 U JP H01108935U
Authority
JP
Japan
Prior art keywords
wafer
back surface
semiconductor
substrate
positioning block
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
JP301388U
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 JP301388U priority Critical patent/JPH01108935U/ja
Publication of JPH01108935U publication Critical patent/JPH01108935U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図a,bは本考案の一実施例を示す平面図
および側面図である。 1…半導体ウエーハ、2…位置決めブロツク、
3…ウエーハマーク、4…案内平面。

Claims (1)

    【実用新案登録請求の範囲】
  1. 半導体ウエーハ上に電気回路を形成してなる半
    導体装置の基板において、前記ウエーハ裏面の略
    中央で、前記ウエーハ表面のウエーハマークによ
    り規定される座標系の予め定められた位置に、そ
    の法線ベクトルがウエーハ裏面と平行で互いに独
    立な二つの案内平面を有する位置決めブロツクを
    接合したことを特徴とする半導体基板。
JP301388U 1988-01-12 1988-01-12 Pending JPH01108935U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP301388U JPH01108935U (ja) 1988-01-12 1988-01-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP301388U JPH01108935U (ja) 1988-01-12 1988-01-12

Publications (1)

Publication Number Publication Date
JPH01108935U true JPH01108935U (ja) 1989-07-24

Family

ID=31204275

Family Applications (1)

Application Number Title Priority Date Filing Date
JP301388U Pending JPH01108935U (ja) 1988-01-12 1988-01-12

Country Status (1)

Country Link
JP (1) JPH01108935U (ja)

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