JPS5558567A - Semiconductor device - Google Patents

Semiconductor device

Info

Publication number
JPS5558567A
JPS5558567A JP13054378A JP13054378A JPS5558567A JP S5558567 A JPS5558567 A JP S5558567A JP 13054378 A JP13054378 A JP 13054378A JP 13054378 A JP13054378 A JP 13054378A JP S5558567 A JPS5558567 A JP S5558567A
Authority
JP
Japan
Prior art keywords
layer
depression
base
emitter
electrode
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
JP13054378A
Other languages
English (en)
Inventor
Nobukatsu Tanaka
Kenji Akeyama
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 JP13054378A priority Critical patent/JPS5558567A/ja
Publication of JPS5558567A publication Critical patent/JPS5558567A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Electrodes Of Semiconductors (AREA)
JP13054378A 1978-10-25 1978-10-25 Semiconductor device Pending JPS5558567A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13054378A JPS5558567A (en) 1978-10-25 1978-10-25 Semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13054378A JPS5558567A (en) 1978-10-25 1978-10-25 Semiconductor device

Publications (1)

Publication Number Publication Date
JPS5558567A true JPS5558567A (en) 1980-05-01

Family

ID=15036790

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13054378A Pending JPS5558567A (en) 1978-10-25 1978-10-25 Semiconductor device

Country Status (1)

Country Link
JP (1) JPS5558567A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5978573A (ja) * 1982-10-27 1984-05-07 Nippon Telegr & Teleph Corp <Ntt> 半導体装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5978573A (ja) * 1982-10-27 1984-05-07 Nippon Telegr & Teleph Corp <Ntt> 半導体装置

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