Information security – Access control or authentication – Stand-alone
Reexamination Certificate
2008-05-21
2011-12-20
Arani, Taghi (Department: 2438)
Information security
Access control or authentication
Stand-alone
C713S171000, C713S193000, C380S200000, C380S201000, C380S231000
Reexamination Certificate
active
08082582
ABSTRACT:
An authorization system of a navigation device includes a first identification (ID) module and a second ID module. The first ID module is arranged to perform authorization for a first portion of the navigation device, and the second ID module is arranged to perform authorization for a second portion of the navigation device. The first and the second ID modules perform bidirectional authorization of the first and the second portions, and further determine behavior of the navigation device according to a result of the bidirectional authorization. An associated authorization method for controlling the navigation device is further provided.
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Chang Yun-Chang
Chen An-Bang
Li Shr-Cheng
Liu Hsien-Chang
Arani Taghi
Hsu Winston
Margo Scott
Mediatek Inc.
Rahman Mahfuzur
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