JPS52128073A - Manufacture of semiconductor device - Google Patents

Manufacture of semiconductor device

Info

Publication number
JPS52128073A
JPS52128073A JP4566676A JP4566676A JPS52128073A JP S52128073 A JPS52128073 A JP S52128073A JP 4566676 A JP4566676 A JP 4566676A JP 4566676 A JP4566676 A JP 4566676A JP S52128073 A JPS52128073 A JP S52128073A
Authority
JP
Japan
Prior art keywords
manufacture
semiconductor device
base region
dependability
injecting
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
JP4566676A
Other languages
Japanese (ja)
Inventor
Yoichi Akasaka
Keiji Inoue
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP4566676A priority Critical patent/JPS52128073A/en
Publication of JPS52128073A publication Critical patent/JPS52128073A/en
Pending legal-status Critical Current

Links

Landscapes

  • Bipolar Transistors (AREA)

Abstract

PURPOSE: To decrease the collector current dependability of the current amplification rate by injecting the electric conductive impurity ion in such a way that the distribution peak may occur near the surface of the base region, after the base region formation of the bipolar transistor.
COPYRIGHT: (C)1977,JPO&Japio
JP4566676A 1976-04-21 1976-04-21 Manufacture of semiconductor device Pending JPS52128073A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4566676A JPS52128073A (en) 1976-04-21 1976-04-21 Manufacture of semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4566676A JPS52128073A (en) 1976-04-21 1976-04-21 Manufacture of semiconductor device

Publications (1)

Publication Number Publication Date
JPS52128073A true JPS52128073A (en) 1977-10-27

Family

ID=12725699

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4566676A Pending JPS52128073A (en) 1976-04-21 1976-04-21 Manufacture of semiconductor device

Country Status (1)

Country Link
JP (1) JPS52128073A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5556657A (en) * 1978-10-23 1980-04-25 Nec Kyushu Ltd Semiconductor device
JPS58169970A (en) * 1982-03-30 1983-10-06 Matsushita Electronics Corp Semiconductor device and manufacture thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5556657A (en) * 1978-10-23 1980-04-25 Nec Kyushu Ltd Semiconductor device
JPS58169970A (en) * 1982-03-30 1983-10-06 Matsushita Electronics Corp Semiconductor device and manufacture thereof

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