US 12,434,571 B2
System for an onboard network
Christoph Meier, Eitensheim (DE); and Maximilian Schiedermeier, Ingolstadt (DE)
Assigned to AUDI AG, Ingolstadt (DE)
Filed by AUDI AG, Ingolstadt (DE)
Filed on Jul. 19, 2023, as Appl. No. 18/355,276.
Claims priority of application No. 102022118105.7 (DE), filed on Jul. 20, 2022.
Prior Publication US 2024/0025272 A1, Jan. 25, 2024
Int. Cl. B60L 50/60 (2019.01); B60L 1/00 (2006.01)
CPC B60L 50/60 (2019.02) [B60L 1/00 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A system comprising:
an onboard network of a vehicle; and
an auxiliary converter,
wherein the onboard network includes:
a first battery that, in operation, supplies a first voltage level;
a second battery that, in operation, supplies a second voltage level; and
a plurality of electric devices,
wherein the second voltage level supplied by the second battery is higher than the first voltage level supplied by the first battery;
wherein the auxiliary converter, in operation, converts the second voltage level supplied by the second battery to the first voltage level, and supplies the first voltage level;
wherein each of the electric devices is connected to the second battery, and is provided with the second voltage level supplied by the second battery;
wherein each of the electric devices includes at least one component; and
wherein the at least one component of each of the electric devices is connected to the first battery and is provided with the first voltage level supplied by the first battery, and is separately connected to the auxiliary converter and is provided with the first voltage level supplied by the auxiliary converter.