KR100311176B1 - 반도체메모리 - Google Patents
반도체메모리 Download PDFInfo
- Publication number
- KR100311176B1 KR100311176B1 KR1019980059122A KR19980059122A KR100311176B1 KR 100311176 B1 KR100311176 B1 KR 100311176B1 KR 1019980059122 A KR1019980059122 A KR 1019980059122A KR 19980059122 A KR19980059122 A KR 19980059122A KR 100311176 B1 KR100311176 B1 KR 100311176B1
- Authority
- KR
- South Korea
- Prior art keywords
- column
- bit line
- redundant
- column select
- lines
- 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 - Fee Related
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Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/70—Masking faults in memories by using spares or by reconfiguring
- G11C29/78—Masking faults in memories by using spares or by reconfiguring using programmable devices
- G11C29/84—Masking faults in memories by using spares or by reconfiguring using programmable devices with improved access time or stability
- G11C29/848—Masking faults in memories by using spares or by reconfiguring using programmable devices with improved access time or stability by adjacent switching
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/70—Masking faults in memories by using spares or by reconfiguring
- G11C29/78—Masking faults in memories by using spares or by reconfiguring using programmable devices
- G11C29/80—Masking faults in memories by using spares or by reconfiguring using programmable devices with improved layout
- G11C29/808—Masking faults in memories by using spares or by reconfiguring using programmable devices with improved layout using a flexible replacement scheme
Landscapes
- For Increasing The Reliability Of Semiconductor Memories (AREA)
- Dram (AREA)
Abstract
Description
Claims (5)
- (정정) 다수개의 컬럼선택 라인을 통해 전달되는 컬럼선택 신호에 의해 데이터버스 라인과 다수개의 비트 라인이 연결되도록 이루어지는 다수개의 뱅크와; 상기 다수개의 컬럼선택 라인 가운데 결함이 발생한 제 1 결함 비트 라인의 컬럼 어드레스가 저장되고, 상기 제 1 결함 비트 라인의 컬럼 어드레스가 입력되면 제 1 리던던트 컬럼선택 인에이블 신호와 제 1 리던던트 컬럼선택 신호를 발생시키기 위해 다수개의 퓨즈셋으로 이루어지는 제 1 저장수단과; 상기 다수개의 컬럼선택 라인 가운데 결함이 발생한 제 2 결함 비트 라인의 컬럼 어드레스가 저장되고, 상기 제 2 결함 비트 라인의 컬럼 어드레스가 입력되면 제 2 리던던트 컬럼선택 인에이블 신호와 제 2 리던던트 컬럼선택 신호를 발생시키기 위해 다수개의 퓨즈셋으로 이루어지는 제 2 저장수단과; 컬럼 어드레스를 디코딩하여 상기 다수개의 컬럼선텍 신호를 발생시키고, 상기 제 1 내지 제 2 리던던트 컬럼선택 인에이블 신호 가운데 적어도 하나가 활성화될 때 비활성화되는 컬럼 디코더를 포함하는 반도체 메모리.
- 청구항 1에 있어서, 상기 제 1 결함 비트 라인과 상기 제 2 결함 비트 라인이 서로 다른 뱅크에서 데이터버스 라인과 비트 라인을 연결하도록 제어하는 반도체 메모리.
- 청구항 1에 있어서, 상기 제 1 리던던트 컬럼선택 신호와 상기 제 2 리던던트 컬럼 선택 신호 가운데 적어도 하나가 활성화되면 상기 리던던트 컬럼 선택라인이 활성화되도록 이루어지는 반도체 메모리.
- (삭제)
- (삭제)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980059122A KR100311176B1 (ko) | 1998-12-28 | 1998-12-28 | 반도체메모리 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980059122A KR100311176B1 (ko) | 1998-12-28 | 1998-12-28 | 반도체메모리 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000042832A KR20000042832A (ko) | 2000-07-15 |
KR100311176B1 true KR100311176B1 (ko) | 2001-12-17 |
Family
ID=19566085
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980059122A Expired - Fee Related KR100311176B1 (ko) | 1998-12-28 | 1998-12-28 | 반도체메모리 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100311176B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100396701B1 (ko) * | 2001-04-04 | 2003-09-03 | 주식회사 하이닉스반도체 | 디램 데이터 라인 리던던시 구조 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09167499A (ja) * | 1995-12-18 | 1997-06-24 | Hitachi Ltd | 半導体記憶装置 |
JPH09306196A (ja) * | 1996-05-17 | 1997-11-28 | Nec Corp | 半導体装置 |
-
1998
- 1998-12-28 KR KR1019980059122A patent/KR100311176B1/ko not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09167499A (ja) * | 1995-12-18 | 1997-06-24 | Hitachi Ltd | 半導体記憶装置 |
JPH09306196A (ja) * | 1996-05-17 | 1997-11-28 | Nec Corp | 半導体装置 |
Also Published As
Publication number | Publication date |
---|---|
KR20000042832A (ko) | 2000-07-15 |
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