JPS5247683A - Semiconductor device - Google Patents

Semiconductor device

Info

Publication number
JPS5247683A
JPS5247683A JP12391175A JP12391175A JPS5247683A JP S5247683 A JPS5247683 A JP S5247683A JP 12391175 A JP12391175 A JP 12391175A JP 12391175 A JP12391175 A JP 12391175A JP S5247683 A JPS5247683 A JP S5247683A
Authority
JP
Japan
Prior art keywords
semiconductor device
base
resistance
effectively reduce
frequency characteristics
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
JP12391175A
Other languages
Japanese (ja)
Inventor
Shigeru Santo
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP12391175A priority Critical patent/JPS5247683A/en
Publication of JPS5247683A publication Critical patent/JPS5247683A/en
Pending legal-status Critical Current

Links

Landscapes

  • Bipolar Transistors (AREA)

Abstract

PURPOSE: To effectively reduce the resistance up to emitter diffusion region and base contact window by diagonally forming a high concentration layer of the same conduction type in a base region, thereby improving high frequency characteristics.
COPYRIGHT: (C)1977,JPO&Japio
JP12391175A 1975-10-15 1975-10-15 Semiconductor device Pending JPS5247683A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12391175A JPS5247683A (en) 1975-10-15 1975-10-15 Semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12391175A JPS5247683A (en) 1975-10-15 1975-10-15 Semiconductor device

Publications (1)

Publication Number Publication Date
JPS5247683A true JPS5247683A (en) 1977-04-15

Family

ID=14872384

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12391175A Pending JPS5247683A (en) 1975-10-15 1975-10-15 Semiconductor device

Country Status (1)

Country Link
JP (1) JPS5247683A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS629709U (en) * 1985-07-02 1987-01-21

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS629709U (en) * 1985-07-02 1987-01-21

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