JPH0370904B2 - - Google Patents

Info

Publication number
JPH0370904B2
JPH0370904B2 JP60018593A JP1859385A JPH0370904B2 JP H0370904 B2 JPH0370904 B2 JP H0370904B2 JP 60018593 A JP60018593 A JP 60018593A JP 1859385 A JP1859385 A JP 1859385A JP H0370904 B2 JPH0370904 B2 JP H0370904B2
Authority
JP
Japan
Prior art keywords
silicon
oxide film
forming
substrate
film
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.)
Expired - Lifetime
Application number
JP60018593A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61177771A (ja
Inventor
Masahiro Hatanaka
Toshiaki Ogawa
Kyoteru Kobayashi
Shinichi Sato
Hideo Kotani
Masahiro Yoneda
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 JP60018593A priority Critical patent/JPS61177771A/ja
Publication of JPS61177771A publication Critical patent/JPS61177771A/ja
Publication of JPH0370904B2 publication Critical patent/JPH0370904B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10B—ELECTRONIC MEMORY DEVICES
    • H10B12/00—Dynamic random access memory [DRAM] devices
    • H10B12/30—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells
    • H10B12/37—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells the capacitor being at least partially in a trench in the substrate
    • H10B12/377—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells the capacitor being at least partially in a trench in the substrate having a storage electrode extension located over the transistor
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10B—ELECTRONIC MEMORY DEVICES
    • H10B12/00—Dynamic random access memory [DRAM] devices
    • H10B12/01—Manufacture or treatment
    • H10B12/02—Manufacture or treatment for one transistor one-capacitor [1T-1C] memory cells
    • H10B12/03—Making the capacitor or connections thereto
    • H10B12/038—Making the capacitor or connections thereto the capacitor being in a trench in the substrate

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Semiconductor Memories (AREA)
JP60018593A 1985-02-04 1985-02-04 半導体装置の製造方法 Granted JPS61177771A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60018593A JPS61177771A (ja) 1985-02-04 1985-02-04 半導体装置の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60018593A JPS61177771A (ja) 1985-02-04 1985-02-04 半導体装置の製造方法

Publications (2)

Publication Number Publication Date
JPS61177771A JPS61177771A (ja) 1986-08-09
JPH0370904B2 true JPH0370904B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-11-11

Family

ID=11975933

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60018593A Granted JPS61177771A (ja) 1985-02-04 1985-02-04 半導体装置の製造方法

Country Status (1)

Country Link
JP (1) JPS61177771A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62120070A (ja) * 1985-11-20 1987-06-01 Toshiba Corp 半導体記憶装置
JPS63146461A (ja) * 1986-12-10 1988-06-18 Mitsubishi Electric Corp 半導体記憶装置
JPH01287956A (ja) * 1987-07-10 1989-11-20 Toshiba Corp 半導体記憶装置およびその製造方法
JPH02116160A (ja) * 1988-10-26 1990-04-27 Matsushita Electron Corp 半導体装置およびその製造方法
JP2794750B2 (ja) * 1989-03-07 1998-09-10 日本電気株式会社 半導体メモリセルとその製造方法
KR930007194B1 (ko) * 1990-08-14 1993-07-31 삼성전자 주식회사 반도체 장치 및 그 제조방법

Also Published As

Publication number Publication date
JPS61177771A (ja) 1986-08-09

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