JPS5253677A - Semiconductor integrated circuit device - Google Patents

Semiconductor integrated circuit device

Info

Publication number
JPS5253677A
JPS5253677A JP50129209A JP12920975A JPS5253677A JP S5253677 A JPS5253677 A JP S5253677A JP 50129209 A JP50129209 A JP 50129209A JP 12920975 A JP12920975 A JP 12920975A JP S5253677 A JPS5253677 A JP S5253677A
Authority
JP
Japan
Prior art keywords
integrated circuit
semiconductor integrated
circuit device
increase
hfe
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
JP50129209A
Other languages
Japanese (ja)
Inventor
Naonobu Sato
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 JP50129209A priority Critical patent/JPS5253677A/en
Publication of JPS5253677A publication Critical patent/JPS5253677A/en
Pending legal-status Critical Current

Links

Landscapes

  • Bipolar Transistors (AREA)

Abstract

PURPOSE: To increase the degree of freedom of designing against emitter bias effect, hFE and increase current density by isolating base and collector with the V-form grooves formed on crystal face by anisotropic etching.
COPYRIGHT: (C)1977,JPO&Japio
JP50129209A 1975-10-29 1975-10-29 Semiconductor integrated circuit device Pending JPS5253677A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50129209A JPS5253677A (en) 1975-10-29 1975-10-29 Semiconductor integrated circuit device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50129209A JPS5253677A (en) 1975-10-29 1975-10-29 Semiconductor integrated circuit device

Publications (1)

Publication Number Publication Date
JPS5253677A true JPS5253677A (en) 1977-04-30

Family

ID=15003821

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50129209A Pending JPS5253677A (en) 1975-10-29 1975-10-29 Semiconductor integrated circuit device

Country Status (1)

Country Link
JP (1) JPS5253677A (en)

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