Telematics control unit comprising a differential update package
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United States of America Patent
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Oct 16, 2018
Grant Date -
Dec 15, 2016
app pub date -
Jun 15, 2015
filing date -
Jun 15, 2015
priority date (Note) -
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Abstract
A telematics control unit (TCU) installable in a vehicle comprises: a wireless network interface; an interface to a vehicle bus coupled to a plurality of electronic control units (ECUs); a memory; a processor; a differential update package (DUP) received via the wireless network interface to provide an update to a specific one ECU. The DUP comprising a flashing tool, differential update instructions for the specific one ECU and differential update data for the flash memory of said specific one ECU. The processor utilizes the flashing tool to provide the differential update instructions to a boot loader of the specific one ECU and to update the ECU flash memory.
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