US 11,745,700 B2
System and method for efficient management of vehicle power modes
Thomas Rocroi, Richmond, CA (US); Ryan Kent, San Mateo, CA (US); Akash Sridhara Acharya, San Jose, CA (US); Leonid Kokhnovych, Burnaby (CA); Hyundoo Shin, San Jose, CA (US); and Nicolas Viglucci, Costa Mesa, CA (US)
Assigned to Rivian IP Holdings, LLC, Irvine, CA (US)
Filed by RIVIAN IP HOLDINGS, LLC, Irvine, CA (US)
Filed on Jun. 9, 2022, as Appl. No. 17/836,380.
Claims priority of provisional application 63/240,654, filed on Sep. 3, 2021.
Prior Publication US 2023/0075700 A1, Mar. 9, 2023
Int. Cl. B60R 25/40 (2013.01); B60R 25/24 (2013.01); B60R 25/34 (2013.01); B60R 16/023 (2006.01)
CPC B60R 25/245 (2013.01) [B60R 16/0231 (2013.01); B60R 25/34 (2013.01); B60R 25/403 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method for controlling power modes of a vehicle, comprising:
sending, from a central controller to a plurality of control modules, a sleep command to each of the plurality of control modules to enter a sleep state; and
when the plurality of control modules receives the sleep command from the central controller:
entering, by a first control module of the plurality of control modules, a sleep state in response to receiving the sleep command, wherein while in the sleep state, the first control module does not periodically wake up from the sleep state unless instructed by the central controller; and
entering, by a second control module of the plurality of control modules, a stealth state in response to receiving the sleep command, wherein while in the stealth state, periodically waking up from a sleep state, by the second control module, to monitor an operating condition of a vehicle component on board the vehicle,
wherein each of the plurality of control modules comprises an electronic control unit (ECU).