JPS62282446A - 半導体装置の製造方法 - Google Patents

半導体装置の製造方法

Info

Publication number
JPS62282446A
JPS62282446A JP61126348A JP12634886A JPS62282446A JP S62282446 A JPS62282446 A JP S62282446A JP 61126348 A JP61126348 A JP 61126348A JP 12634886 A JP12634886 A JP 12634886A JP S62282446 A JPS62282446 A JP S62282446A
Authority
JP
Japan
Prior art keywords
film
oxide film
oxidation
silicon nitride
polycrystalline silicon
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
JP61126348A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0434305B2 (enExample
Inventor
Shoichi Kagami
正一 各務
Shigeru Morita
茂 森田
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
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP61126348A priority Critical patent/JPS62282446A/ja
Priority to US07/011,892 priority patent/US4721687A/en
Priority to KR8705405A priority patent/KR900004084B1/ko
Publication of JPS62282446A publication Critical patent/JPS62282446A/ja
Publication of JPH0434305B2 publication Critical patent/JPH0434305B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H10W10/0125—
    • H10W10/13—
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/117—Oxidation, selective

Landscapes

  • Local Oxidation Of Silicon (AREA)
  • Element Separation (AREA)
  • Formation Of Insulating Films (AREA)
JP61126348A 1986-05-31 1986-05-31 半導体装置の製造方法 Granted JPS62282446A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP61126348A JPS62282446A (ja) 1986-05-31 1986-05-31 半導体装置の製造方法
US07/011,892 US4721687A (en) 1986-05-31 1987-02-06 Method of increasing the thickness of a field oxide
KR8705405A KR900004084B1 (en) 1986-05-31 1987-05-29 Manufacture of semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61126348A JPS62282446A (ja) 1986-05-31 1986-05-31 半導体装置の製造方法

Publications (2)

Publication Number Publication Date
JPS62282446A true JPS62282446A (ja) 1987-12-08
JPH0434305B2 JPH0434305B2 (enExample) 1992-06-05

Family

ID=14932945

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61126348A Granted JPS62282446A (ja) 1986-05-31 1986-05-31 半導体装置の製造方法

Country Status (3)

Country Link
US (1) US4721687A (enExample)
JP (1) JPS62282446A (enExample)
KR (1) KR900004084B1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0482829A1 (en) * 1990-10-26 1992-04-29 AT&T Corp. Method for forming a composite oxide over a heavily doped region
JPH04335529A (ja) * 1991-05-10 1992-11-24 Sony Corp 半導体装置の製造方法
KR960005556B1 (ko) * 1993-04-24 1996-04-26 삼성전자주식회사 반도체장치의 소자분리방법
US5756385A (en) * 1994-03-30 1998-05-26 Sandisk Corporation Dense flash EEPROM cell array and peripheral supporting circuits formed in deposited field oxide with the use of spacers
US5661053A (en) * 1994-05-25 1997-08-26 Sandisk Corporation Method of making dense flash EEPROM cell array and peripheral supporting circuits formed in deposited field oxide with the use of spacers
US5728622A (en) * 1996-03-18 1998-03-17 Winbond Electronics Corporation Process for forming field oxide layers in semiconductor devices
US6096660A (en) * 1997-08-21 2000-08-01 Micron Technology, Inc. Method for removing undesirable second oxide while minimally affecting a desirable first oxide
US6063690A (en) * 1997-12-29 2000-05-16 Utmc Microelectronics Systems Inc. Method for making recessed field oxide for radiation hardened microelectronics
US7867871B1 (en) * 2006-07-13 2011-01-11 National Semiconductor Corporation System and method for increasing breakdown voltage of LOCOS isolated devices
CN108258051A (zh) * 2018-01-11 2018-07-06 上海华虹宏力半导体制造有限公司 Ldmos器件及其制造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4407696A (en) * 1982-12-27 1983-10-04 Mostek Corporation Fabrication of isolation oxidation for MOS circuit
US4539744A (en) * 1984-02-03 1985-09-10 Fairchild Camera & Instrument Corporation Semiconductor planarization process and structures made thereby
US4612701A (en) * 1984-03-12 1986-09-23 Harris Corporation Method to reduce the height of the bird's head in oxide isolated processes
US4594769A (en) * 1984-06-15 1986-06-17 Signetics Corporation Method of forming insulator of selectively varying thickness on patterned conductive layer

Also Published As

Publication number Publication date
KR900004084B1 (en) 1990-06-11
JPH0434305B2 (enExample) 1992-06-05
US4721687A (en) 1988-01-26

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