US 12,286,087 B2
Automatic brake control apparatus for vehicle
Yusuke Ando, Tokyo (JP)
Assigned to SUBARU CORPORATION, Tokyo (JP)
Filed by SUBARU CORPORATION, Tokyo (JP)
Filed on Mar. 31, 2022, as Appl. No. 17/710,165.
Claims priority of application No. 2021-088412 (JP), filed on May 26, 2021.
Prior Publication US 2022/0379856 A1, Dec. 1, 2022
Int. Cl. B60T 8/1755 (2006.01); B60T 8/171 (2006.01); B60T 13/74 (2006.01)
CPC B60T 8/1755 (2013.01) [B60T 8/171 (2013.01); B60T 13/745 (2013.01); B60T 2270/306 (2013.01); B60T 2270/88 (2013.01)] 5 Claims
OG exemplary drawing
 
1. An automatic brake control apparatus for a vehicle, the automatic brake control apparatus being configured to control a brake device of the vehicle in a control of a driving assist system of the vehicle, the automatic brake control apparatus comprising:
a first electronic control unit (ECU) configured to control the driving assist system;
a second ECU configured to control a behavior of the vehicle; and
a third ECU configured to control the brake device, wherein:
the first ECU, the second ECU and the third ECU are communicably coupled to each other and configured to exchange data with each other,
the first ECU is configured to send a first instruction that is an instruction on a deceleration rate of the vehicle to the second ECU,
the first ECU is configured to send a second instruction including a fluid pressure instruction on a change in fluid pressure of the brake device to the third ECU, and send intention data related to an intention of sending the second instruction to the second ECU,
the second ECU is configured to issue an instruction for the third ECU on a basis of the first instruction, and
in a case where the fluid pressure instruction of the second instruction is sent to the third ECU, the third ECU is configured to send, to the second ECU, data related to a state of achievement of the fluid pressure instruction.