JPS51147969A - Method of manufacturing semiconductor device - Google Patents

Method of manufacturing semiconductor device

Info

Publication number
JPS51147969A
JPS51147969A JP7256675A JP7256675A JPS51147969A JP S51147969 A JPS51147969 A JP S51147969A JP 7256675 A JP7256675 A JP 7256675A JP 7256675 A JP7256675 A JP 7256675A JP S51147969 A JPS51147969 A JP S51147969A
Authority
JP
Japan
Prior art keywords
semiconductor device
manufacturing semiconductor
emitter
base
base resistance
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
JP7256675A
Other languages
Japanese (ja)
Inventor
Tsutomu Fujita
Tadanaka Yoneda
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP7256675A priority Critical patent/JPS51147969A/en
Publication of JPS51147969A publication Critical patent/JPS51147969A/en
Pending legal-status Critical Current

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  • Bipolar Transistors (AREA)

Abstract

PURPOSE: Simultaneous diffusion for the emitter and the base in order to simplify the process, increase the base resistance just under the emitter and decrease the base resistance around the emitter, as well as improve the reliability of the electrode.
COPYRIGHT: (C)1976,JPO&Japio
JP7256675A 1975-06-13 1975-06-13 Method of manufacturing semiconductor device Pending JPS51147969A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7256675A JPS51147969A (en) 1975-06-13 1975-06-13 Method of manufacturing semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7256675A JPS51147969A (en) 1975-06-13 1975-06-13 Method of manufacturing semiconductor device

Publications (1)

Publication Number Publication Date
JPS51147969A true JPS51147969A (en) 1976-12-18

Family

ID=13493033

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7256675A Pending JPS51147969A (en) 1975-06-13 1975-06-13 Method of manufacturing semiconductor device

Country Status (1)

Country Link
JP (1) JPS51147969A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56125870A (en) * 1980-03-07 1981-10-02 Fujitsu Ltd Manufacture of semiconductor device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4874788A (en) * 1971-12-29 1973-10-08
JPS499186A (en) * 1972-05-11 1974-01-26

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4874788A (en) * 1971-12-29 1973-10-08
JPS499186A (en) * 1972-05-11 1974-01-26

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56125870A (en) * 1980-03-07 1981-10-02 Fujitsu Ltd Manufacture of semiconductor device

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