发明名称 |
PRINTING SYSTEM FOR VALIDATING PRINTING CONSUMABLE |
摘要 |
A printer system includes a printer and a printing consumable detachably mounted on the printer. The printer has a first integrated circuit which generates a random number, reference information using the random number and a secret key. The printing consumable has a second integrated circuit which generates validation information using the random number and the secret key received from the first integrated circuit. The printer also has processing circuitry configured for receiving the reference information from the first integrated circuit; receiving the validation information from the second integrated circuit; and comparing the reference information and validation information so as to validate the printing consumable device for use with the printer.
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申请公布号 |
US2010253966(A1) |
申请公布日期 |
2010.10.07 |
申请号 |
US20100817145 |
申请日期 |
2010.06.16 |
申请人 |
SILVERBROOK RESEARCH PTY LTD |
发明人 |
WALMSLEY SIMON ROBERT;LAPSTUN PAUL |
分类号 |
G06K15/00;B41J2/165;B41J2/175;B41J3/42;B41J3/44;B41J11/70;B41J15/04;H04N1/21;H04N5/225;H04N5/262 |
主分类号 |
G06K15/00 |
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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