JPS54138383A - Semiconductor memory device - Google Patents

Semiconductor memory device

Info

Publication number
JPS54138383A
JPS54138383A JP4709478A JP4709478A JPS54138383A JP S54138383 A JPS54138383 A JP S54138383A JP 4709478 A JP4709478 A JP 4709478A JP 4709478 A JP4709478 A JP 4709478A JP S54138383 A JPS54138383 A JP S54138383A
Authority
JP
Japan
Prior art keywords
regions
electrodes
coated
isolation layer
gate
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
JP4709478A
Other languages
English (en)
Inventor
Shigenobu Sakai
Shigeto Koda
Hideo Kikuchi
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone 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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP4709478A priority Critical patent/JPS54138383A/ja
Publication of JPS54138383A publication Critical patent/JPS54138383A/ja
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10BELECTRONIC MEMORY DEVICES
    • H10B20/00Read-only memory [ROM] devices

Landscapes

  • Read Only Memory (AREA)
  • Semiconductor Memories (AREA)
JP4709478A 1978-04-20 1978-04-20 Semiconductor memory device Pending JPS54138383A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4709478A JPS54138383A (en) 1978-04-20 1978-04-20 Semiconductor memory device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4709478A JPS54138383A (en) 1978-04-20 1978-04-20 Semiconductor memory device

Publications (1)

Publication Number Publication Date
JPS54138383A true JPS54138383A (en) 1979-10-26

Family

ID=12765590

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4709478A Pending JPS54138383A (en) 1978-04-20 1978-04-20 Semiconductor memory device

Country Status (1)

Country Link
JP (1) JPS54138383A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56150858A (en) * 1980-04-25 1981-11-21 Hitachi Ltd Semiconductor device and manufacture thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56150858A (en) * 1980-04-25 1981-11-21 Hitachi Ltd Semiconductor device and manufacture thereof

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