JPS613036B2 - - Google Patents

Info

Publication number
JPS613036B2
JPS613036B2 JP11978181A JP11978181A JPS613036B2 JP S613036 B2 JPS613036 B2 JP S613036B2 JP 11978181 A JP11978181 A JP 11978181A JP 11978181 A JP11978181 A JP 11978181A JP S613036 B2 JPS613036 B2 JP S613036B2
Authority
JP
Japan
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.)
Expired
Application number
JP11978181A
Other versions
JPS5819797A (ja
Inventor
Fujio Masuoka
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP56119781A priority Critical patent/JPS5819797A/ja
Priority to EP81305348A priority patent/EP0054355B1/en
Priority to DE8181305348T priority patent/DE3174417D1/de
Priority to US06/321,320 priority patent/US4437172A/en
Publication of JPS5819797A publication Critical patent/JPS5819797A/ja
Publication of JPS613036B2 publication Critical patent/JPS613036B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C16/00—Erasable programmable read-only memories
    • G11C16/02—Erasable programmable read-only memories electrically programmable
    • G11C16/04—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS
    • G11C16/0408—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells containing floating gate transistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Semiconductor Memories (AREA)
  • Read Only Memory (AREA)
JP56119781A 1980-12-08 1981-07-30 半導体記憶装置 Granted JPS5819797A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP56119781A JPS5819797A (ja) 1981-07-30 1981-07-30 半導体記憶装置
EP81305348A EP0054355B1 (en) 1980-12-08 1981-11-11 Semiconductor memory device
DE8181305348T DE3174417D1 (en) 1980-12-08 1981-11-11 Semiconductor memory device
US06/321,320 US4437172A (en) 1980-12-08 1981-11-13 Semiconductor memory device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56119781A JPS5819797A (ja) 1981-07-30 1981-07-30 半導体記憶装置

Publications (2)

Publication Number Publication Date
JPS5819797A JPS5819797A (ja) 1983-02-04
JPS613036B2 true JPS613036B2 (ja) 1986-01-29

Family

ID=14770059

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56119781A Granted JPS5819797A (ja) 1980-12-08 1981-07-30 半導体記憶装置

Country Status (1)

Country Link
JP (1) JPS5819797A (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2685825B2 (ja) * 1988-08-12 1997-12-03 株式会社東芝 不揮発性半導体メモリ
JP2682309B2 (ja) * 1991-11-29 1997-11-26 株式会社ニコン 光学系切換式カメラ
JP7398286B2 (ja) * 2020-01-28 2023-12-14 聡 安斎 水質浄化装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5513901A (en) * 1978-07-17 1980-01-31 Hitachi Ltd Fixed memory of semiconductor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5513901A (en) * 1978-07-17 1980-01-31 Hitachi Ltd Fixed memory of semiconductor

Also Published As

Publication number Publication date
JPS5819797A (ja) 1983-02-04

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