JPS538071A - Semiconductor device - Google Patents

Semiconductor device

Info

Publication number
JPS538071A
JPS538071A JP5409377A JP5409377A JPS538071A JP S538071 A JPS538071 A JP S538071A JP 5409377 A JP5409377 A JP 5409377A JP 5409377 A JP5409377 A JP 5409377A JP S538071 A JPS538071 A JP S538071A
Authority
JP
Japan
Prior art keywords
semiconductor device
emitter
regions
emitters
prolong
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
JP5409377A
Other languages
Japanese (ja)
Inventor
Yasumasa Baba
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP5409377A priority Critical patent/JPS538071A/en
Publication of JPS538071A publication Critical patent/JPS538071A/en
Pending legal-status Critical Current

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  • Bipolar Transistors (AREA)

Abstract

PURPOSE: To prolong the peripheral length of emitters and increase the performance index of emitter patterns by forming the emitter regions to be formed within base regions to a plurality of nearly perfect closed loops and providing base electrodes to the inside and outside region surfaces thereof respectively.
COPYRIGHT: (C)1978,JPO&Japio
JP5409377A 1977-05-11 1977-05-11 Semiconductor device Pending JPS538071A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5409377A JPS538071A (en) 1977-05-11 1977-05-11 Semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5409377A JPS538071A (en) 1977-05-11 1977-05-11 Semiconductor device

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP1569775A Division JPS5632791B2 (en) 1975-02-06 1975-02-06

Publications (1)

Publication Number Publication Date
JPS538071A true JPS538071A (en) 1978-01-25

Family

ID=12961003

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5409377A Pending JPS538071A (en) 1977-05-11 1977-05-11 Semiconductor device

Country Status (1)

Country Link
JP (1) JPS538071A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6012561U (en) * 1983-07-02 1985-01-28 ロ−ム株式会社 Wide adhesive tape narrower dividing device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6012561U (en) * 1983-07-02 1985-01-28 ロ−ム株式会社 Wide adhesive tape narrower dividing device

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