Multimedia system and navigation unit terminal
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United States of America Patent
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Feb 22, 2011
Grant Date -
Oct 23, 2008
app pub date -
Apr 22, 2008
filing date -
Apr 23, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
A multimedia system includes a master unit terminal and slave unit terminals. The master unit terminal functions as an interface for communications with an external server, in which status a program updating process is executed between the server and the slave unit terminal. In the multimedia system, property information on the slave unit terminal is acquired when the master unit terminal is connected to the slave unit terminal on a communication-enabled basis, an update program for the slave unit terminal is acquired from the server via the master unit terminal on the basis of the property information, and thereafter the updating process is executed. This scheme in the multimedia system enables troublesomeness felt by a user to be reduced to the greatest possible degree and security for updating the program of the unit terminal to be guaranteed.
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