US 12,089,039 B2
Relay device and vehicle communication method
Yojiro Suyama, Osaka (JP); Yasuhiro Yabuuchi, Yokkaichi (JP); Darmawan Go, Yokkaichi (JP); Yosuke Shimizu, Yokkaichi (JP); and Takeshi Hagihara, Yokkaichi (JP)
Assigned to SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka (JP); SUMITOMO WIRING SYSTEMS, LTD., Mie (JP); and AUTONETWORKS TECHNOLOGIES, LTD., Mie (JP)
Appl. No. 17/624,784
Filed by SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka (JP); SUMITOMO WIRING SYSTEMS, LTD., Yokkaichi (JP); and AUTONETWORKS TECHNOLOGIES, LTD., Yokkaichi (JP)
PCT Filed Jun. 11, 2020, PCT No. PCT/JP2020/022988
§ 371(c)(1), (2) Date Jan. 4, 2022,
PCT Pub. No. WO2021/005949, PCT Pub. Date Jan. 14, 2021.
Claims priority of application No. 2019-126255 (JP), filed on Jul. 5, 2019.
Prior Publication US 2022/0264293 A1, Aug. 18, 2022
Int. Cl. H04W 12/06 (2021.01); G07C 5/00 (2006.01); H04W 4/40 (2018.01); H04W 76/10 (2018.01)
CPC H04W 12/06 (2013.01) [G07C 5/008 (2013.01); H04W 4/40 (2018.02); H04W 76/10 (2018.02)] 7 Claims
OG exemplary drawing
 
1. A relay device mounted to a vehicle including a plurality of function units, the relay device comprising:
an authentication processing unit configured to acquire, from an external device outside the vehicle, first authentication information including a success result or a failure result of a first authentication process for a first function unit of the plurality of function units; and
a relay processing unit configured to, on the basis of the acquired first authentication information including the success result of the first authentication process, relay information between the first function unit and a second function unit of the plurality of function units, wherein
in response to a validity time limit of the first authentication information having expired, the authentication processing unit acquires, from the external device, second authentication information including a success result or a failure result of a second authentication process for the first function unit.