PROVIDING AUTHENTICATED COMMUNICATIONS TO A REPLACEABLE PRINTER COMPONENT
摘要
<p>A replaceable printer component includes a first memory device and a communication link. The first memory device stores a first secret. The communication link is configured to communicatively link the first memory device to a printer controller when the replaceable printer component is installed in a printing system. The printing system includes a second memory device storing a second secret. The second memory device is communicatively linked to the printer controller. The first memory device is configured to authenticate communications between the first memory device and the printer controller based on the first secret and the second secret.</p>
申请公布号
WO2009145773(A1)
申请公布日期
2009.12.03
申请号
WO2008US65103
申请日期
2008.05.29
申请人
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.;REFSTRUP, JACOB, GRUNDTVIG