DATA COMMUNICATION METHOD, SYSTEM AND GATEWAY FOR IN-VEHICLE NETWORK INCLUDING A PLURALITY OF SUBNETS
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United States of America Patent
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Issued Date -
Apr 27, 2017
app pub date -
Dec 28, 2015
filing date -
Oct 21, 2015
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Abstract
Embodiments of the present disclosure provide a data communication method, system and gateway for an in-vehicle network including a plurality of subnets. In some embodiments, the data communication method for the in-vehicle network including a plurality of subnets includes: obtaining a first encrypted message sent by a communication device of a first subnet to a second subnet; decrypting the first encrypted message by using a preset first subnet security key to obtain first message data; converting the first message data into second message data conforming to a second subnet communication protocol; encrypting the second message data by using a preset second subnet security key to obtain a second encrypted message; sending the second encrypted message to a corresponding communication device in the second subnet.
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