US 12,187,204 B2
On-vehicle network system and electronic control device
Kenji Kogo, Hitachinaka (JP); and Koji Maeda, Hitachinaka (JP)
Assigned to Hitachi Astemo, Ltd., Hitachinaka (JP)
Appl. No. 17/921,550
Filed by Hitachi Astemo, Ltd., Hitachinaka (JP)
PCT Filed Jan. 22, 2021, PCT No. PCT/JP2021/002154
§ 371(c)(1), (2) Date Oct. 26, 2022,
PCT Pub. No. WO2021/220564, PCT Pub. Date Nov. 4, 2021.
Claims priority of application No. 2020-078871 (JP), filed on Apr. 28, 2020.
Prior Publication US 2023/0166678 A1, Jun. 1, 2023
Int. Cl. B60R 16/023 (2006.01); H04B 3/54 (2006.01)
CPC B60R 16/023 (2013.01) [H04B 3/54 (2013.01)] 17 Claims
OG exemplary drawing
 
1. An on-vehicle network system including a plurality of electronic control devices that output control signals to a control target, the on-vehicle network system comprising:
a plurality of power supply devices that supply power to any one of the plurality of electronic control devices; and
a first electronic control device included in the plurality of electronic control devices, the first electronic control device including
a first power supply connection unit that is connected with a first power supply device included in the plurality of power supply devices via a first power supply wiring and receives power from the first power supply device, and
a first data wiring connection unit that is connected to a second electronic control device included in the plurality of electronic control devices via a first data wiring for transmission and reception of data,
wherein the second electronic control device includes
a second power supply connection unit that is connected to a second power supply device included in the plurality of power supply devices via a second power supply wiring and receives power from the second power supply device, and
a second data wiring connection unit that transmits power fed from the second power supply device to the first electronic control device via the first data wiring with being superimposed on the data.