| Original document(8 pages) 中文版 |
The safeguard mechanism for memory card includes dividing the memory card into several data storing blocks, using one of the data storing blocks in storing application program while setting an idle space in every block, connecting an electronic equipment to the memory card for reading out the application program, and storing one cipher in the idle space via the application program to encipher the data storing block. Thus, during reading out the data stored in the data storing area, cipher must be input correctly so that the application program decipher the data storing area before the data in the data storing area are accessed. |
Application Number
申请号 |
02101758 |
Application Date
申请日 |
2002.01.17 |
| Title 名称 |
Safeguard mechanism for record card |
Publication Number
公开号 |
1432924 |
Publication Date
公开日 |
2003.07.30 |
| Approval Pub. Date |
|
Granted Pub. Date |
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| International Classification 分类号 |
G06F12/16 |
Applicant(s) Name
申请人 |
Qunlian Electronics Co., Ltd. |
| Address 地址 |
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| Inventor(s) Name 发明人 |
Zhang Shaojun |
| Attorney & Agent 代理人 |
li qiang |
| More information 更 多 信 息 |
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