US 12,233,792 B2
In-vehicle device and control method
Takayuki Hatori, Nagakute (JP); and Takuma Katoh, Toyota (JP)
Assigned to TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP)
Filed by TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP)
Filed on Aug. 25, 2022, as Appl. No. 17/895,195.
Claims priority of application No. 2021-151515 (JP), filed on Sep. 16, 2021.
Prior Publication US 2023/0080505 A1, Mar. 16, 2023
Int. Cl. B60R 16/03 (2006.01); B60R 16/023 (2006.01); G06F 3/16 (2006.01); H02J 7/00 (2006.01)
CPC B60R 16/03 (2013.01) [B60R 16/023 (2013.01); G06F 3/165 (2013.01); H02J 7/0063 (2013.01)] 14 Claims
OG exemplary drawing
 
1. An in-vehicle device that provides a predetermined function to a passenger of a vehicle, the in-vehicle device comprising:
an ignition switch that starts a vehicle;
an operation element that is a hardware interface; and
a controller comprising at least one processor configured to:
determine a condition is met when the ignition switch is on, the vehicle is in park, and communication with a smart key is detected,
when the condition is met, output a first signal to operate a first relay to supply power to an accessory power supply system of the vehicle, thereby supplying power to the predetermined function, and output a second signal to operate a second relay to supply power to an ignition power supply system of the vehicle,
when the ignition switch is off, output a third signal to operate the first relay when operation is performed on the operation element of the in-vehicle device, and
stop outputting the third signal to the first relay when a door of the vehicle is opened.