JPH0241840B2 - - Google Patents
Info
- Publication number
- JPH0241840B2 JPH0241840B2 JP58024524A JP2452483A JPH0241840B2 JP H0241840 B2 JPH0241840 B2 JP H0241840B2 JP 58024524 A JP58024524 A JP 58024524A JP 2452483 A JP2452483 A JP 2452483A JP H0241840 B2 JPH0241840 B2 JP H0241840B2
- Authority
- JP
- Japan
- Prior art keywords
- matrix
- input
- address
- faulty
- row
- 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
Links
- 239000011159 matrix material Substances 0.000 claims description 64
- 210000000352 storage cell Anatomy 0.000 claims description 13
- 210000004027 cell Anatomy 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 8
- 230000003068 static effect Effects 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 4
- 238000012986 modification Methods 0.000 claims description 2
- 230000004048 modification Effects 0.000 claims description 2
- 238000012360 testing method Methods 0.000 claims description 2
- 230000007704 transition Effects 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- G11C29/76—Masking faults in memories by using spares or by reconfiguring using address translation or modifications
-
- 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
- G11C29/785—Masking faults in memories by using spares or by reconfiguring using programmable devices with redundancy programming schemes
- G11C29/789—Masking faults in memories by using spares or by reconfiguring using programmable devices with redundancy programming schemes using non-volatile cells or latches
-
- 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
- G11C29/816—Masking faults in memories by using spares or by reconfiguring using programmable devices with improved layout for an application-specific layout
- G11C29/822—Masking faults in memories by using spares or by reconfiguring using programmable devices with improved layout for an application-specific layout for read only memories
Landscapes
- For Increasing The Reliability Of Semiconductor Memories (AREA)
- Techniques For Improving Reliability Of Storages (AREA)
- Read Only Memory (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP82200197.0 | 1982-02-18 | ||
| EP82200197A EP0086905B1 (de) | 1982-02-18 | 1982-02-18 | Speichersystem mit einer integrierten Matrix aus nichtflüchtigen, umprogrammierbaren Speicherzellen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58150200A JPS58150200A (ja) | 1983-09-06 |
| JPH0241840B2 true JPH0241840B2 (enExample) | 1990-09-19 |
Family
ID=8189465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58024524A Granted JPS58150200A (ja) | 1982-02-18 | 1983-02-16 | 非揮発性で再プログラム可能な蓄積セル集積マトリツクス |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4750158A (enExample) |
| EP (1) | EP0086905B1 (enExample) |
| JP (1) | JPS58150200A (enExample) |
| DE (1) | DE3276029D1 (enExample) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0198935A1 (de) * | 1985-04-23 | 1986-10-29 | Deutsche ITT Industries GmbH | Elektrisch umprogrammierbarer Halbleiterspeicher mit Redundanz |
| JPS6433800A (en) * | 1987-07-29 | 1989-02-03 | Toshiba Corp | Semiconductor memory |
| US5268319A (en) | 1988-06-08 | 1993-12-07 | Eliyahou Harari | Highly compact EPROM and flash EEPROM devices |
| US4905200A (en) * | 1988-08-29 | 1990-02-27 | Ford Motor Company | Apparatus and method for correcting microcomputer software errors |
| EP0389203A3 (en) * | 1989-03-20 | 1993-05-26 | Fujitsu Limited | Semiconductor memory device having information indicative of presence of defective memory cells |
| DE69024086T2 (de) | 1989-04-13 | 1996-06-20 | Sundisk Corp | EEprom-System mit Blocklöschung |
| US7190617B1 (en) * | 1989-04-13 | 2007-03-13 | Sandisk Corporation | Flash EEprom system |
| US5161157A (en) * | 1990-03-12 | 1992-11-03 | Xicor, Inc. | Field-programmable redundancy apparatus for memory arrays |
| US5153880A (en) * | 1990-03-12 | 1992-10-06 | Xicor, Inc. | Field-programmable redundancy apparatus for memory arrays |
| US5157634A (en) * | 1990-10-23 | 1992-10-20 | International Business Machines Corporation | Dram having extended refresh time |
| JP3001252B2 (ja) * | 1990-11-16 | 2000-01-24 | 株式会社日立製作所 | 半導体メモリ |
| US5295255A (en) * | 1991-02-22 | 1994-03-15 | Electronic Professional Services, Inc. | Method and apparatus for programming a solid state processor with overleaved array memory modules |
| JPH04278299A (ja) * | 1991-03-07 | 1992-10-02 | Sharp Corp | 半導体記憶装置 |
| JP2914171B2 (ja) * | 1994-04-25 | 1999-06-28 | 松下電器産業株式会社 | 半導体メモリ装置およびその駆動方法 |
| DE19708963C2 (de) * | 1997-03-05 | 1999-06-02 | Siemens Ag | Halbleiterdatenspeicher mit einer Redundanzschaltung |
| USD496999S1 (en) | 1998-07-23 | 2004-10-05 | Centrix, Inc. | Dental material placement and applicator device |
| US7768847B2 (en) | 2008-04-09 | 2010-08-03 | Rambus Inc. | Programmable memory repair scheme |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3331058A (en) * | 1964-12-24 | 1967-07-11 | Fairchild Camera Instr Co | Error free memory |
| US3422402A (en) * | 1965-12-29 | 1969-01-14 | Ibm | Memory systems for using storage devices containing defective bits |
| US3665426A (en) * | 1970-10-07 | 1972-05-23 | Singer Co | Alterable read only memory organization |
| US3934227A (en) * | 1973-12-05 | 1976-01-20 | Digital Computer Controls, Inc. | Memory correction system |
| US4047163A (en) * | 1975-07-03 | 1977-09-06 | Texas Instruments Incorporated | Fault-tolerant cell addressable array |
| JPS6051199B2 (ja) * | 1980-11-13 | 1985-11-12 | 富士通株式会社 | 半導体装置 |
-
1982
- 1982-02-18 EP EP82200197A patent/EP0086905B1/de not_active Expired
- 1982-02-18 DE DE8282200197T patent/DE3276029D1/de not_active Expired
-
1983
- 1983-01-28 US US06/461,791 patent/US4750158A/en not_active Expired - Fee Related
- 1983-02-16 JP JP58024524A patent/JPS58150200A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58150200A (ja) | 1983-09-06 |
| EP0086905B1 (de) | 1987-04-08 |
| US4750158A (en) | 1988-06-07 |
| EP0086905A1 (de) | 1983-08-31 |
| DE3276029D1 (en) | 1987-05-14 |
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