Vehicle navigation system adapted to improved system upgrade procedure
First Claim
1. A vehicle navigation system comprising:
- first and second recording devices storing therein first and second computer programs, respectively, wherein said first and second computer programs are used for vehicle navigation;
a first execution module executing said first computer program;
a second execution module executing said second computer program;
an install module transferring data stored in said second recording device to said first recording device,wherein said install module operates concurrently with vehicle navigation operation achieved by said second computer program being executed by said second execution module,wherein said first execution module is prohibited from operating during operation of said second execution module.
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Abstract
A vehicle navigation system is composed of first and second recording devices, first and second execution module, and an install module. The first and second recording devices respectively stores therein first and second computer programs used for vehicle navigation. The first and second execution module respectively executes the first and second computer programs. The install module transfers data stored in the second recording device, including the second computer program, to the first recording device. The install module is allowed to operate during operation of the second execution module, while the first execution module is prohibited from operating during operation of the second execution module.
22 Citations
8 Claims
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1. A vehicle navigation system comprising:
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first and second recording devices storing therein first and second computer programs, respectively, wherein said first and second computer programs are used for vehicle navigation; a first execution module executing said first computer program; a second execution module executing said second computer program; an install module transferring data stored in said second recording device to said first recording device, wherein said install module operates concurrently with vehicle navigation operation achieved by said second computer program being executed by said second execution module, wherein said first execution module is prohibited from operating during operation of said second execution module. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A method for upgrading a vehicle navigation system including an optical disk drive and a hard disk drive, said method comprising:
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determining whether an optical disk storing an updated navigation program is mounted on said optical disk drive; executing an original navigation program stored in said hard disk drive when said optical disk is not mounted; executing said update navigation program stored in said optical disk drive in response to said optical disk being mounted; and updating said navigation program through installing said updated navigation program into said hard disk drive during execution of vehicle navigation operation based on said update navigation program.
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Specification