Communication device, software update device, software...

Details Communication device, software update device, software... Communication device, software update device, software...

2004-03-29

2009-06-30

Moazzami, Nasser G (Department: 2436)

Electrical computers and digital processing systems: support

Data processing protection using cryptography

Upgrade/install encryption

C380S059000, C717S168000, C717S169000, C717S170000, C717S171000, C717S172000, C717S173000

Reexamination Certificate

active

07555657

ABSTRACT:
A software update device capable of communicating with a target update device via a network, the software update device including: a certification information setting unit for generating a first certification information, and transmitting the first certification information to the target update device via a first communication path; a certification requesting unit for transmitting a second certification information to the target update device, and requesting the target update device to execute a certification process with the first and second certification information; and a transmitting unit for transmitting an update software for updating a software of the target update device to the target update device via a second communication path when the certification process succeeds, the second communication path having a process load less than that of the first communication path.

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