US 11,919,579 B2
Power supply system
Kazuma Hasegawa, Anjo (JP); Toshihiro Takahashi, Nishio (JP); Yuji Fujita, Okazaki (JP); Kenichi Abe, Okazaki (JP); Yugo Nagashima, Anjo (JP); Yuuta Kajisawa, Okazaki (JP); Takashi Koudai, Okazaki (JP); Hiroaki Hanzawa, Toyota (JP); Atsushi Satou, Toyota (JP); Yosuke Yamashita, Nagoya (JP); Shintaro Takayama, Toyota (JP); and Tokuaki Hibino, Toyota (JP)
Assigned to JTEKT CORPORATION, Kariya (JP); and TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP)
Filed by JTEKT CORPORATION, Kariya (JP); and TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP)
Filed on Dec. 1, 2021, as Appl. No. 17/540,000.
Claims priority of application No. 2020-200555 (JP), filed on Dec. 2, 2020.
Prior Publication US 2022/0169304 A1, Jun. 2, 2022
Int. Cl. B62D 5/04 (2006.01); B60R 16/02 (2006.01); B62D 6/10 (2006.01)
CPC B62D 5/046 (2013.01) [B60R 16/02 (2013.01); B62D 5/0406 (2013.01); B62D 5/0481 (2013.01); B62D 6/10 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A power supply system comprising:
a system control unit configured to operate using electric power supplied from a main power supply, so as to control an operation of a system that performs a desired function, the system control unit comprising one or more first processors programmed to execute functions of the system control unit;
an auxiliary power supply provided separately from the main power supply and configured to provide assistance in supply of the electric power to the system control unit according to a status of supply of the electric power from the main power supply; and
an auxiliary-power-supply control unit configured to control a status of supply of the electric power to the system control unit from the auxiliary power supply such that the assistance is provided, the auxiliary-power-supply control unit comprising a second processor programmed to execute functions of the auxiliary-power-supply control unit,
wherein the system control unit and the auxiliary-power-supply control unit are configured to output information of at least one control unit of the system control unit and the auxiliary-power-supply control unit to another control unit of the system control unit and the auxiliary-power-supply control unit, and
wherein the at least one control unit is configured to output information indicating that an operation of the at least one control unit is stopped to the other control unit when the at least one control unit stops the operation of the at least one control unit.