发明名称 |
PORTABLE ELECTRONIC DEVICE TO ESTABLISH PUBLIC LOYALTY TO A MEDIA OR SIMILAR |
摘要 |
The device (1) validates partic. in a promotion which requires gathering of coded data from a mass communication medium. The device has an optical interface (R) or key pad (8) to allow entry of transmitted data. A processor (4), running a stored (12) program, validates partic. based on numbers entered. A memory (12), managed by the processor, stores processed numbers for a pre-determined period of time. A display (6) shows an output code derived from the entered numbers. |
申请公布号 |
CA2071901(A1) |
申请公布日期 |
1991.04.25 |
申请号 |
CA19902071901 |
申请日期 |
1990.10.18 |
申请人 |
ADVENTURE |
发明人 |
AUDEBERT, YVES;DELAHAYE, ACHILLE |
分类号 |
G06K19/10;G06Q30/00;G06Q30/02;G06Q50/00;H04H20/38;H04H60/23;H04H60/40;H04Q9/00;(IPC1-7):G06F15/21;H04H9/00;G06F15/44 |
主分类号 |
G06K19/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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