# US 2026/0097790 A1 · Control apparatus of vehicle

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- Number: US 2026/0097790 A1
- Document ID: US20260097790A1
- Status: Published application
- Kind: A1
- Application number: 19/351,589
- Filed: 2025-10-07
- Published: 2026-04-09
- Earliest claimed: 2024-10-09
- Assignees: Isuzu Motors Limited
- Applicants: Isuzu Motors Limited
- Inventors: Hideyuki HARA
- Web page: https://patentgrep.com/patent/US20260097790A1

## CPC

- B60W 30/0953: {the prediction being responsive to vehicle dynamic parameters}
- B60W 60/0011: {involving control alternatives for a single driving scenario, e.g. planning several paths to avoid obstacles}
- B60W 10/18: including control of braking systems
- B60W 10/20: including control of steering systems
- B60W 30/09: Taking automatic action to avoid collision, e.g. braking and steering
- B60W 30/0956: {the prediction being responsive to traffic or environmental parameters}
- B60W 50/0097: {Predicting future conditions}
- B60W 60/0015: {specially adapted for safety}
- B60W 2050/0031: {Mathematical model of the vehicle}
- B60W 2520/10: Longitudinal speed
- B60W 2520/105: Longitudinal acceleration
- B60W 2520/14: Yaw
- B60W 2554/4044: Direction of movement, e.g. backwards
- B60W: CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT

## Abstract

The present disclosure relates to a control apparatus of a vehicle that automatically travels along a predetermined target route, the control apparatus comprising: a trajectory plan determination unit configured to determine which trajectory plan to adopt as a future travel trajectory of the vehicle between a target route maintenance trajectory, a left avoidance trajectory, and a right avoidance trajectory; a motion plan determination unit configured to determine which motion plan to adopt as a future motion mode of the vehicle between a normal motion according to the determined trajectory plan or an emergency evacuation motion; and a vehicle control unit configured to control the vehicle such that the driving state of the vehicle at each future time point is in accordance with the determined motion plan, wherein the update frequency of the motion plan determination unit is higher than the update frequency of the trajectory plan determination unit.

## Claims

### Claim 1

A control apparatus of a vehicle that automatically travels along a predetermined target route, the control apparatus comprising:
a trajectory plan determination unit configured to determine, based on surrounding information of the vehicle, which trajectory plan to adopt as a future travel trajectory of the vehicle between a target route maintenance trajectory, a left avoidance trajectory, and a right avoidance trajectory;
a motion plan determination unit configured to determine, based on the surrounding information, which motion plan to adopt as a future motion mode of the vehicle between a normal motion according to the determined trajectory plan or an emergency evacuation motion that temporarily disables the determined trajectory plan; and
a vehicle control unit configured to control the vehicle based on the motion plan and current driving state information of the vehicle such that the driving state of the vehicle at each future time point is in accordance with the determined motion plan,
wherein the trajectory plan determination unit and the motion plan determination unit sequentially update the trajectory plan and the motion plan, respectively, and the update frequency of the motion plan determination unit is higher than the update frequency of the trajectory plan determination unit.

### Claim 2 (depends on 1)

The control apparatus according to claim 1, wherein the trajectory plan includes time-series data relating to a target traveling position and a target vehicle speed at each future time point of the vehicle, and the motion plan includes time-series data relating to a target acceleration/deceleration and a target yaw rate at each future time point of the vehicle.

### Claim 3 (depends on 1)

The control apparatus according to claim 1, wherein the trajectory plan determination unit configured to receive inputs of sequentially current driving state information of the vehicle, current position information of the vehicle, and surrounding information of the vehicle, and calculate a trajectory profile of the determined trajectory plan based on these pieces of information, traveling schedule information including the target route and a set vehicle speed, map information, and a trajectory base model of the corresponding trajectory plan.

### Claim 4 (depends on 3)

The control apparatus according to claim 3, wherein the trajectory plan determination unit configured to adopt the trajectory plan related to the target route maintaining trajectory when an obstacle is not detected in front of the vehicle in the surrounding information, and when there is no need to steer around the obstacle or when it is not possible to steer around the obstacle,
and adopt the trajectory plan related to the left avoidance trajectory or the right avoidance trajectory when an obstacle is detected in front of the vehicle in the surrounding information, and it is possible to steer around the obstacle and it is necessary to steer around the obstacle.

### Claim 5 (depends on 1)

The control apparatus according to claim 1, wherein the motion plan determination unit configured to receive inputs of sequentially detected driving state information of the vehicle, current position information of the vehicle, surrounding information of the vehicle, and information related to the determined trajectory plan, and calculates a motion profile of the determined motion plan based on these pieces of information and a motion base model of the corresponding motion plan.

### Claim 6 (depends on 1)

The control apparatus according to claim 1, wherein the motion plan determination unit configured to adopt the motion plan of the normal motion when the surrounding information does not detect the approach of an obstacle that may cause a collision around the vehicle, and adopt the motion plan of the emergency evacuation motion when the surrounding information detects the approach of an obstacle that may cause a collision around the vehicle.

### Claim 7 (depends on 6)

The control apparatus according to claim 6, wherein the emergency evacuation motion includes an emergency stop motion and an emergency steering motion, and the motion plan determination unit configured to adopt the motion plan of the emergency stop motion when it is possible to avoid a collision between the vehicle and the obstacle by braking, and adopt the motion plan of the emergency steering motion when it is impossible to avoid a collision between the vehicle and the obstacle by braking.

### Claim 8 (depends on 4)

The control apparatus according to claim 4, wherein, when adopting the trajectory plan of the left avoidance trajectory or the right avoidance trajectory, the trajectory plan determination unit configured to identify a travelable route adjacent to the target route based on the surrounding information or the map information, and create the trajectory profile corresponding to the travelable route.

### Claim 9 (depends on 8)

The control apparatus according to claim 8, wherein, if the travelable route adjacent to the target route is not identified by the surrounding information and the map information, the trajectory plan determination unit newly plans a corrected target route based on the current vehicle position and a final destination position of the target route to create the trajectory profile.

### Claim 10 (depends on 1)

The control apparatus according to claim 1, wherein the trajectory plan determination unit configured to calculate a trajectory profile of the trajectory plan based on a kinematic model of the vehicle.

### Claim 11 (depends on 1)

The control apparatus according to claim 1, wherein the motion plan determination unit configured to calculate a motion profile of the motion plan based on a dynamics model of the vehicle.