Portable communication apparatus, vehicle control apparatus, and vehicle control system
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United States of America Patent
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Feb 12, 2019
Grant Date -
Oct 20, 2016
app pub date -
Oct 27, 2014
filing date -
Jan 20, 2014
priority date (Note) -
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Abstract
A portable communication apparatus, which communicates with vehicle control apparatuses that respectively control vehicles to achieve authentication with respect the vehicle control apparatuses, includes an authentication information change section and a post-change communication section. The authentication information change section communicates with a first vehicle control apparatus, by using a first communication technique, to change authentication information that is used in the first vehicle control apparatus to authenticate the portable communication apparatus. Upon receipt of a notice indicative of having changed the authentication information from the first vehicle control apparatus, the post-change communication section communicates with a second vehicle control apparatus, by using a second communication technique.
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