JPH0637471Y2 - メモリバックアップ装置 - Google Patents
メモリバックアップ装置Info
- Publication number
- JPH0637471Y2 JPH0637471Y2 JP1987183278U JP18327887U JPH0637471Y2 JP H0637471 Y2 JPH0637471 Y2 JP H0637471Y2 JP 1987183278 U JP1987183278 U JP 1987183278U JP 18327887 U JP18327887 U JP 18327887U JP H0637471 Y2 JPH0637471 Y2 JP H0637471Y2
- Authority
- JP
- Japan
- Prior art keywords
- data
- voltage
- battery
- output
- signal
- 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
- 230000015654 memory Effects 0.000 title claims description 74
- 239000003990 capacitor Substances 0.000 claims description 26
- 238000001514 detection method Methods 0.000 claims description 13
- 238000013500 data storage Methods 0.000 claims description 12
- 230000006870 function Effects 0.000 description 17
- 238000000034 method Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 9
- 210000000707 wrist Anatomy 0.000 description 5
- 239000004973 liquid crystal related substance Substances 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 101100328887 Caenorhabditis elegans col-34 gene Proteins 0.000 description 1
- 102100031584 Cell division cycle-associated 7-like protein Human genes 0.000 description 1
- 101000777638 Homo sapiens Cell division cycle-associated 7-like protein Proteins 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Landscapes
- Power Sources (AREA)
- Techniques For Improving Reliability Of Storages (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987183278U JPH0637471Y2 (ja) | 1987-11-30 | 1987-11-30 | メモリバックアップ装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987183278U JPH0637471Y2 (ja) | 1987-11-30 | 1987-11-30 | メモリバックアップ装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0187451U JPH0187451U (enrdf_load_stackoverflow) | 1989-06-09 |
| JPH0637471Y2 true JPH0637471Y2 (ja) | 1994-09-28 |
Family
ID=31474707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987183278U Expired - Lifetime JPH0637471Y2 (ja) | 1987-11-30 | 1987-11-30 | メモリバックアップ装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0637471Y2 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2728964B2 (ja) * | 1990-01-30 | 1998-03-18 | キヤノン株式会社 | カメラのデータ記録装置及びカメラ |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58108534U (ja) * | 1982-01-14 | 1983-07-23 | 横河電機株式会社 | 揮発性メモリのバツテリバツクアツプ装置 |
| JPS59178694A (ja) * | 1983-03-30 | 1984-10-09 | Hitachi Ltd | 外部記憶装置 |
| JPS6027922A (ja) * | 1983-07-26 | 1985-02-13 | Canon Inc | 電子機器 |
| JPS61101440U (enrdf_load_stackoverflow) * | 1984-12-07 | 1986-06-28 | ||
| JPS61115236U (enrdf_load_stackoverflow) * | 1984-12-28 | 1986-07-21 | ||
| JPS6227843A (ja) * | 1985-07-29 | 1987-02-05 | Sharp Corp | 電子装置 |
| JPS6293739A (ja) * | 1985-10-19 | 1987-04-30 | Fujitsu Ltd | プロセツサの内部メモリ保護方式 |
-
1987
- 1987-11-30 JP JP1987183278U patent/JPH0637471Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0187451U (enrdf_load_stackoverflow) | 1989-06-09 |
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