JPS5457877A - Semiconductor device - Google Patents

Semiconductor device

Info

Publication number
JPS5457877A
JPS5457877A JP10394378A JP10394378A JPS5457877A JP S5457877 A JPS5457877 A JP S5457877A JP 10394378 A JP10394378 A JP 10394378A JP 10394378 A JP10394378 A JP 10394378A JP S5457877 A JPS5457877 A JP S5457877A
Authority
JP
Japan
Prior art keywords
diffusion layer
substrate
film
type
concavity
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.)
Granted
Application number
JP10394378A
Other languages
English (en)
Other versions
JPS62577B2 (ja
Inventor
Ichiro Imaizumi
Masatoshi Kimura
Keijiro Uehara
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP10394378A priority Critical patent/JPS5457877A/ja
Publication of JPS5457877A publication Critical patent/JPS5457877A/ja
Publication of JPS62577B2 publication Critical patent/JPS62577B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Bipolar Transistors (AREA)
  • Element Separation (AREA)
  • Bipolar Integrated Circuits (AREA)
JP10394378A 1978-08-28 1978-08-28 Semiconductor device Granted JPS5457877A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10394378A JPS5457877A (en) 1978-08-28 1978-08-28 Semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10394378A JPS5457877A (en) 1978-08-28 1978-08-28 Semiconductor device

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP12347477A Division JPS5457865A (en) 1977-10-17 1977-10-17 Manufacture of semiconductor device

Publications (2)

Publication Number Publication Date
JPS5457877A true JPS5457877A (en) 1979-05-10
JPS62577B2 JPS62577B2 (ja) 1987-01-08

Family

ID=14367517

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10394378A Granted JPS5457877A (en) 1978-08-28 1978-08-28 Semiconductor device

Country Status (1)

Country Link
JP (1) JPS5457877A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5630737A (en) * 1979-08-21 1981-03-27 Seiko Epson Corp Semiconductor ic circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5630737A (en) * 1979-08-21 1981-03-27 Seiko Epson Corp Semiconductor ic circuit

Also Published As

Publication number Publication date
JPS62577B2 (ja) 1987-01-08

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