US 11,981,339 B2
Vehicle-mounted communication system, data acquisition device, management device, and monitoring method
Yoshikazu Isoyama, Osaka (JP); and Yoichi Hata, Osaka (JP)
Assigned to SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka (JP)
Appl. No. 17/265,816
Filed by Sumitomo Electric Industries, Ltd., Osaka (JP)
PCT Filed Mar. 20, 2019, PCT No. PCT/JP2019/011692
§ 371(c)(1), (2) Date Feb. 4, 2021,
PCT Pub. No. WO2020/044638, PCT Pub. Date Mar. 5, 2020.
Claims priority of application No. 2018-160940 (JP), filed on Aug. 30, 2018.
Prior Publication US 2021/0163025 A1, Jun. 3, 2021
Int. Cl. B60W 50/02 (2012.01); B60R 16/023 (2006.01); H04L 12/40 (2006.01); B60W 50/029 (2012.01)
CPC B60W 50/0205 (2013.01) [B60R 16/0231 (2013.01); H04L 12/40 (2013.01); B60W 2050/0295 (2013.01); H04L 2012/40273 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A vehicle-mounted communication system mounted in a vehicle, comprising:
a plurality of functional units connected to a control network in the vehicle,
a management device connected to a security network in the vehicle; and
a data acquisition device that acquires data transmitted through the control network and transmits the data to the management device,
wherein communication from the control network to the security network is partially limited, and
wherein the management device comprising a processor which detects an abnormality related to the control network based on the data received from the data acquisition device.