发明名称 |
Fyrirframgreitt áskriftarsjónvarpskerfi |
摘要 |
<p>The prepayment system has control words transmitted from a management center with a control message. There is a security unit decrementing the credit amount over a time set by the management message. A single number identification and code value corresponding to the amount is passed to the center control. The processor process and verifies the code value communication an identification representing a single number and recharge amount.</p> |
申请公布号 |
IS2579(B) |
申请公布日期 |
2010.02.15 |
申请号 |
IS20040007463 |
申请日期 |
2004.09.20 |
申请人 |
NAGRAVISION SA |
发明人 |
MARCO SASSELLI |
分类号 |
H04N5/00;G06Q20/12;G07F7/00;G07F7/08;G09C1/00;H04N1/00;H04N7/16;H04N21/266;H04N21/4623 |
主分类号 |
H04N5/00 |
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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