JPS6398665U - - Google Patents

Info

Publication number
JPS6398665U
JPS6398665U JP19418186U JP19418186U JPS6398665U JP S6398665 U JPS6398665 U JP S6398665U JP 19418186 U JP19418186 U JP 19418186U JP 19418186 U JP19418186 U JP 19418186U JP S6398665 U JPS6398665 U JP S6398665U
Authority
JP
Japan
Prior art keywords
silicon substrate
diaphragm
measurement pressure
pressure sensor
oxide film
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
JP19418186U
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 JP19418186U priority Critical patent/JPS6398665U/ja
Publication of JPS6398665U publication Critical patent/JPS6398665U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measuring Fluid Pressure (AREA)
  • Pressure Sensors (AREA)

Description

【図面の簡単な説明】
第1図は本考案の1実施例を示す構成図、第2
図は第1図に示す半導体圧力センサを作る工程を
示す工程図、第3図は従来の半導体圧力センサの
構成を示す縦断面図、第4図は第3図に示す半導
体圧力センサを作る工程を示す工程図、第5図は
第3図に示す半導体圧力センサの問題点を説明す
る説明図である。 10,27……ダイヤフラム、11……凹部、
12……起歪部、14,24……ゲージ、17…
…基板、18,29……筐体、21……シリコン
基板、22……貫通孔、23……多結晶シリコン
基板、25,26,31……酸化膜、32……多
結晶シリコン層。

Claims (1)

    【実用新案登録請求の範囲】
  1. 測定圧力を導入する貫通孔が開けられたシリコ
    ン基板と、不純物で高濃度にドープされた多結晶
    シリコン基板の一方の面の所定位置に前記測定圧
    力の印加により抵抗値が変化するピエゾ抵抗素子
    が形成され他方の面に酸化膜が形成されたダイア
    フラムと、このダイアフラムの他方の面と前記シ
    リコン基板とを接合したことを特徴とする半導体
    圧力センサ。
JP19418186U 1986-12-17 1986-12-17 Pending JPS6398665U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19418186U JPS6398665U (ja) 1986-12-17 1986-12-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19418186U JPS6398665U (ja) 1986-12-17 1986-12-17

Publications (1)

Publication Number Publication Date
JPS6398665U true JPS6398665U (ja) 1988-06-25

Family

ID=31150913

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19418186U Pending JPS6398665U (ja) 1986-12-17 1986-12-17

Country Status (1)

Country Link
JP (1) JPS6398665U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57173718A (en) * 1981-03-16 1982-10-26 Shiyaunburuku Hanno Sensor for measuring physical quantity, manufacture and use thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57173718A (en) * 1981-03-16 1982-10-26 Shiyaunburuku Hanno Sensor for measuring physical quantity, manufacture and use thereof

Similar Documents

Publication Publication Date Title
JPS6398665U (ja)
JPS63178353U (ja)
JPS6398666U (ja)
JPS63147846U (ja)
JPS61192460U (ja)
JPH0227753U (ja)
JPS6196347U (ja)
JPS6358731U (ja)
JPS61205155U (ja)
JPS6427636U (ja)
JPS61182050U (ja)
JPS61182051U (ja)
JPS62162854U (ja)
JPH0213753U (ja)
JPH0184041U (ja)
JPS6447062U (ja)
JPS61188368U (ja)
JPS6367267U (ja)
JPS6363737U (ja)
JPS61110138U (ja)
JPS6172866U (ja)
JPH01127268U (ja)
JPH05251715A (ja) 半導体圧力センサとその製造方法
JPH02120851U (ja)
JPS6166958U (ja)