Method for wireless remote updating vehicle software
First Claim
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1. A method for wireless remote updating of vehicle software of one or more target electronic control units (ECUs) in a target vehicle group comprising one or more vehicles, each ECU comprising a flash memory, said method comprising:
- hosting manager software on a server that is one of a client server or a central server accessible by a client, said server being remote from said target vehicle group;
utilizing said manager software for;
selecting said target vehicle group;
generating a differential update package (DUP) for said target vehicle group, said DUP comprising update manager software;
selecting update prerequisites for executing said DUP; and
selecting update scheduling for downloading said DUP;
providing download manager software at said server for downloading said DUP to each said one or more target vehicles;
utilizing said download manager software for;
establishing a separate wireless communication link to a telematics control unit (TCU) in each said target vehicle of said target vehicle group; and
utilizing said download manager software to download said DUP to each said TCU via each said separate wireless communication link; and
utilizing said update manager in each said TCU to update said one or more said target ECUs in each said target vehicle by utilizing said DUP to reflash each said flash memory of said one or more target ECUs.
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Abstract
A method for wireless remote updating of vehicle software of one or more target electronic control units (ECUs) in a target vehicle group comprises manager software on a server. The manager software selects the target vehicle group and generates a differential update package (DUP) comprising an update manager. Download manager software downloads the DUP to one or more target vehicles. The update manager in each vehicle updates the one or more target ECUs.
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Citations
23 Claims
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1. A method for wireless remote updating of vehicle software of one or more target electronic control units (ECUs) in a target vehicle group comprising one or more vehicles, each ECU comprising a flash memory, said method comprising:
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hosting manager software on a server that is one of a client server or a central server accessible by a client, said server being remote from said target vehicle group; utilizing said manager software for; selecting said target vehicle group; generating a differential update package (DUP) for said target vehicle group, said DUP comprising update manager software; selecting update prerequisites for executing said DUP; and selecting update scheduling for downloading said DUP; providing download manager software at said server for downloading said DUP to each said one or more target vehicles; utilizing said download manager software for; establishing a separate wireless communication link to a telematics control unit (TCU) in each said target vehicle of said target vehicle group; and utilizing said download manager software to download said DUP to each said TCU via each said separate wireless communication link; and utilizing said update manager in each said TCU to update said one or more said target ECUs in each said target vehicle by utilizing said DUP to reflash each said flash memory of said one or more target ECUs. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23)
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Specification