JPS6478346A - Alternate memory control system - Google Patents
Alternate memory control systemInfo
- Publication number
- JPS6478346A JPS6478346A JP62233714A JP23371487A JPS6478346A JP S6478346 A JPS6478346 A JP S6478346A JP 62233714 A JP62233714 A JP 62233714A JP 23371487 A JP23371487 A JP 23371487A JP S6478346 A JPS6478346 A JP S6478346A
- Authority
- JP
- Japan
- Prior art keywords
- ram
- bit
- spare
- spare ram
- error
- 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.)
- Pending
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62233714A JPS6478346A (en) | 1987-09-19 | 1987-09-19 | Alternate memory control system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62233714A JPS6478346A (en) | 1987-09-19 | 1987-09-19 | Alternate memory control system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6478346A true JPS6478346A (en) | 1989-03-23 |
Family
ID=16959403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62233714A Pending JPS6478346A (en) | 1987-09-19 | 1987-09-19 | Alternate memory control system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6478346A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07171501A (ja) * | 1993-09-30 | 1995-07-11 | Beloit Technol Inc | 調節可能なバースクリーン |
WO2010010773A1 (en) | 2008-07-23 | 2010-01-28 | Ricoh Company, Ltd. | Optical scan unit, image projector including the same, vehicle head-up display device, and mobile phone |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5567999A (en) * | 1978-11-14 | 1980-05-22 | Nec Corp | Memory unit |
JPS5693197A (en) * | 1979-12-26 | 1981-07-28 | Fujitsu Ltd | Control system of main memory device |
JPS5744294A (en) * | 1980-08-28 | 1982-03-12 | Fujitsu Ltd | Alternating memory control system |
JPS586597A (ja) * | 1981-07-03 | 1983-01-14 | Fujitsu Ltd | バツフアリトライ方式 |
JPS58175197A (ja) * | 1982-04-06 | 1983-10-14 | Nec Corp | 主記憶装置 |
JPS61290556A (ja) * | 1985-06-19 | 1986-12-20 | Fujitsu Ltd | メモリエラ−回復方式 |
-
1987
- 1987-09-19 JP JP62233714A patent/JPS6478346A/ja active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5567999A (en) * | 1978-11-14 | 1980-05-22 | Nec Corp | Memory unit |
JPS5693197A (en) * | 1979-12-26 | 1981-07-28 | Fujitsu Ltd | Control system of main memory device |
JPS5744294A (en) * | 1980-08-28 | 1982-03-12 | Fujitsu Ltd | Alternating memory control system |
JPS586597A (ja) * | 1981-07-03 | 1983-01-14 | Fujitsu Ltd | バツフアリトライ方式 |
JPS58175197A (ja) * | 1982-04-06 | 1983-10-14 | Nec Corp | 主記憶装置 |
JPS61290556A (ja) * | 1985-06-19 | 1986-12-20 | Fujitsu Ltd | メモリエラ−回復方式 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07171501A (ja) * | 1993-09-30 | 1995-07-11 | Beloit Technol Inc | 調節可能なバースクリーン |
WO2010010773A1 (en) | 2008-07-23 | 2010-01-28 | Ricoh Company, Ltd. | Optical scan unit, image projector including the same, vehicle head-up display device, and mobile phone |
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