JPH0544760B2 - - Google Patents

Info

Publication number
JPH0544760B2
JPH0544760B2 JP59140511A JP14051184A JPH0544760B2 JP H0544760 B2 JPH0544760 B2 JP H0544760B2 JP 59140511 A JP59140511 A JP 59140511A JP 14051184 A JP14051184 A JP 14051184A JP H0544760 B2 JPH0544760 B2 JP H0544760B2
Authority
JP
Japan
Prior art keywords
semiconductor memory
data
rom
memory according
memory cell
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
JP59140511A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6120300A (ja
Inventor
Shinji Horiguchi
Katsuhiro Shimohigashi
Masakazu Aoki
Yoshinobu Nakagome
Shinichi Ikenaga
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP59140511A priority Critical patent/JPS6120300A/ja
Priority to EP84116060A priority patent/EP0148488B1/en
Priority to DE8484116060T priority patent/DE3485595D1/de
Priority to US06/686,018 priority patent/US4661929A/en
Priority to KR1019840008298A priority patent/KR920011043B1/ko
Publication of JPS6120300A publication Critical patent/JPS6120300A/ja
Publication of JPH0544760B2 publication Critical patent/JPH0544760B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Techniques For Improving Reliability Of Storages (AREA)
  • Design And Manufacture Of Integrated Circuits (AREA)
  • Semiconductor Memories (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
JP59140511A 1983-12-23 1984-07-09 欠陥救済回路を有する半導体メモリ Granted JPS6120300A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP59140511A JPS6120300A (ja) 1984-07-09 1984-07-09 欠陥救済回路を有する半導体メモリ
EP84116060A EP0148488B1 (en) 1983-12-23 1984-12-21 Semiconductor memory having multiple level storage structure
DE8484116060T DE3485595D1 (de) 1983-12-23 1984-12-21 Halbleiterspeicher mit einer speicherstruktur mit vielfachen pegeln.
US06/686,018 US4661929A (en) 1983-12-23 1984-12-24 Semiconductor memory having multiple level storage structure
KR1019840008298A KR920011043B1 (ko) 1983-12-23 1984-12-24 반도체 기억장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59140511A JPS6120300A (ja) 1984-07-09 1984-07-09 欠陥救済回路を有する半導体メモリ

Publications (2)

Publication Number Publication Date
JPS6120300A JPS6120300A (ja) 1986-01-29
JPH0544760B2 true JPH0544760B2 (enrdf_load_stackoverflow) 1993-07-07

Family

ID=15270346

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59140511A Granted JPS6120300A (ja) 1983-12-23 1984-07-09 欠陥救済回路を有する半導体メモリ

Country Status (1)

Country Link
JP (1) JPS6120300A (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6148200A (ja) * 1984-08-14 1986-03-08 Fujitsu Ltd 半導体記憶装置
US4719601A (en) * 1986-05-02 1988-01-12 International Business Machine Corporation Column redundancy for two port random access memory
JP2535159B2 (ja) * 1986-12-25 1996-09-18 東急建設株式会社 構造物に埋設された放射線吸収体の探査方法
JPH01119995A (ja) * 1987-11-02 1989-05-12 Toshiba Corp 半導体メモリ
JPH0677400B2 (ja) * 1987-11-12 1994-09-28 シャープ株式会社 半導体集積回路装置
JPH03238700A (ja) * 1990-02-15 1991-10-24 Nec Corp 半導体メモリ
JP3317644B2 (ja) * 1996-11-29 2002-08-26 セントラル硝子株式会社 板ガラス間に挟持された中間膜端部の切断方法およびその装置
KR100468666B1 (ko) * 1997-06-11 2005-04-06 삼성전자주식회사 반도체장치
JP2001273788A (ja) 2000-03-29 2001-10-05 Hitachi Ltd 半導体記憶装置

Also Published As

Publication number Publication date
JPS6120300A (ja) 1986-01-29

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