JPS5385178A - Semiconductor device and production - Google Patents

Semiconductor device and production

Info

Publication number
JPS5385178A
JPS5385178A JP47677A JP47677A JPS5385178A JP S5385178 A JPS5385178 A JP S5385178A JP 47677 A JP47677 A JP 47677A JP 47677 A JP47677 A JP 47677A JP S5385178 A JPS5385178 A JP S5385178A
Authority
JP
Japan
Prior art keywords
production
semiconductor device
channel regions
insulation film
contacting
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.)
Granted
Application number
JP47677A
Other languages
Japanese (ja)
Other versions
JPS576269B2 (en
Inventor
Hirohei Kawakami
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP47677A priority Critical patent/JPS5385178A/en
Publication of JPS5385178A publication Critical patent/JPS5385178A/en
Publication of JPS576269B2 publication Critical patent/JPS576269B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Non-Volatile Memory (AREA)
  • Electrodes Of Semiconductors (AREA)

Abstract

PURPOSE: To increase the dielectric strength of a gate insulation film and mutual conductance and make possible high-speed operation by contacting one kind of insulation film to enhancement channel regions and two or more kinds of insulation films to depletion channel regions.
COPYRIGHT: (C)1978,JPO&Japio
JP47677A 1977-01-05 1977-01-05 Semiconductor device and production Granted JPS5385178A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP47677A JPS5385178A (en) 1977-01-05 1977-01-05 Semiconductor device and production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47677A JPS5385178A (en) 1977-01-05 1977-01-05 Semiconductor device and production

Publications (2)

Publication Number Publication Date
JPS5385178A true JPS5385178A (en) 1978-07-27
JPS576269B2 JPS576269B2 (en) 1982-02-04

Family

ID=11474824

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47677A Granted JPS5385178A (en) 1977-01-05 1977-01-05 Semiconductor device and production

Country Status (1)

Country Link
JP (1) JPS5385178A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4987285A (en) * 1972-12-23 1974-08-21

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4987285A (en) * 1972-12-23 1974-08-21

Also Published As

Publication number Publication date
JPS576269B2 (en) 1982-02-04

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