JPS5338984A - Manufacture of semiconductor device - Google Patents

Manufacture of semiconductor device

Info

Publication number
JPS5338984A
JPS5338984A JP11307476A JP11307476A JPS5338984A JP S5338984 A JPS5338984 A JP S5338984A JP 11307476 A JP11307476 A JP 11307476A JP 11307476 A JP11307476 A JP 11307476A JP S5338984 A JPS5338984 A JP S5338984A
Authority
JP
Japan
Prior art keywords
manufacture
semiconductor device
reduce
increase
well
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
JP11307476A
Other languages
Japanese (ja)
Inventor
Atsuo Hotta
Shozo Tamura
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 JP11307476A priority Critical patent/JPS5338984A/en
Publication of JPS5338984A publication Critical patent/JPS5338984A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To increase the switching velocity as well as to reduce the occupied area by forming both the emitter layer and base contact layer through the same mask.
COPYRIGHT: (C)1978,JPO&Japio
JP11307476A 1976-09-22 1976-09-22 Manufacture of semiconductor device Pending JPS5338984A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11307476A JPS5338984A (en) 1976-09-22 1976-09-22 Manufacture of semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11307476A JPS5338984A (en) 1976-09-22 1976-09-22 Manufacture of semiconductor device

Publications (1)

Publication Number Publication Date
JPS5338984A true JPS5338984A (en) 1978-04-10

Family

ID=14602813

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11307476A Pending JPS5338984A (en) 1976-09-22 1976-09-22 Manufacture of semiconductor device

Country Status (1)

Country Link
JP (1) JPS5338984A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5446485A (en) * 1977-08-25 1979-04-12 Philips Nv Method of producing semiconductor
JPS6050958A (en) * 1983-08-26 1985-03-22 Ibm Transistor integrated circuit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5446485A (en) * 1977-08-25 1979-04-12 Philips Nv Method of producing semiconductor
JPS6140146B2 (en) * 1977-08-25 1986-09-08 Fuiritsupusu Furuuiranpenfuaburiken Nv
JPS6050958A (en) * 1983-08-26 1985-03-22 Ibm Transistor integrated circuit

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