# US 10,501,079 B2 · Vehicle driving control apparatus and method thereof

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- Number: US 10,501,079 B2
- Document ID: US10501079B2
- Status: Granted
- Kind: B2
- Application number: 15/834,840
- Filed: 2017-12-07
- Published: 2018-10-11
- Granted: 2019-12-10
- Earliest claimed: 2017-04-07
- Assignees: Hyundai Motor Company; Kia Motors Corporation
- Applicants: Hyundai Motor Company; Kia Motors Corporation
- Inventors: Byeong Wook Jeon; Sangjun Park; Kwang Hee Park
- Web page: https://patentgrep.com/patent/US10501079B2

## CPC

- B60W 30/18072: {Coasting}
- B60W 30/181: {Preparing for stopping}
- B60W 2510/0208: Clutch engagement state, e.g. engaged or disengaged
- B60W 2520/10: Longitudinal speed
- B60W 2520/105: Longitudinal acceleration
- B60W 2540/10: Accelerator pedal position
- B60W 2540/12: Brake pedal position
- B60W 2555/60: Traffic rules, e.g. speed limits or right of way
- B60W 2556/50: of positioning data, e.g. GPS [Global Positioning System] data
- B60W 2710/021: Clutch engagement state
- B60W 2710/1005: Transmission ratio engaged
- 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 provides a vehicle driving control apparatus and a method. The apparatus includes an engine configured to generate a power; a clutch positioned between the engine and a transmission and configured to selectively connect the engine and the transmission; a state detector configured to detect state data to control a driving of a vehicle; and a controller configured to determine a stopping line based on a difference between the vehicle and a stopping line when an entry condition is satisfied based on the state data, determine whether a driving control condition is satisfied based on a lighting color of a traffic signal light positioned at the stopping line and the stopping line distance, confirm a deceleration rate depending on a clutch engagement when the driving control condition is satisfied, and control a clutch to decelerate a vehicle speed based on a stop prediction position depending on the deceleration rate.

## Claims

### Claim 1

A vehicle driving control apparatus comprising:
an engine configured to generate a power;
a clutch positioned between the engine and a transmission and configured to selectively connect the engine and the transmission;
a state detector configured to detect state data to control a driving of a vehicle; and
a controller configured to:
determine a stopping line distance based on a difference between the vehicle and a stopping line when an entry condition is satisfied based on the state data;
determine whether a driving control condition is satisfied based on a lighting color of a traffic signal light positioned at the stopping line and based on the stopping line distance;
confirm a deceleration rate depending on a clutch engagement when the driving control condition is satisfied;
control the clutch based on a stop prediction position that depends on the deceleration rate to decelerate a vehicle speed;
confirm a first deceleration rate when the clutch is engaged;
determine a first stop prediction position based on the first deceleration rate;
confirm a second deceleration rate when the clutch is disengaged; and
determine a second stop prediction position based on the second deceleration rate.

### Claim 2 (depends on 1)

The vehicle driving control apparatus of claim 1, wherein:
the controller is configured to engage the clutch to decelerate the vehicle speed when the first stop prediction position is a first predetermined position, wherein the first predetermined position is a position that a front portion of the vehicle is on the stopping line or crosses the stopping line.

### Claim 3 (depends on 1)

The vehicle driving control apparatus of claim 1, wherein the controller is configured to:
determine whether the second stop prediction position is a second predetermined position when the first stop prediction position is the second predetermined position, wherein the second predetermined position is a position that a front portion of the vehicle is not on the stopping line and does not cross the stopping line; and
disengage the clutch to decelerate the vehicle speed when the second stop prediction position is the second predetermined position.

### Claim 4 (depends on 1)

The vehicle driving control apparatus of claim 1, wherein the controller is configured to:
determine whether the second stop prediction position is a second predetermined position when the first stop prediction position is the second predetermined position;
disengage the clutch to decelerate the vehicle when the second stop prediction position is a first predetermined position;
determine whether the vehicle reaches the stopping line with the first deceleration rate when the vehicle speed is decelerated; and
engage the clutch to decelerate the vehicle speed when the vehicle reaches the stopping line with the first deceleration rate.

### Claim 5 (depends on 1)

The vehicle driving control apparatus of claim 1, wherein the controller is configured to:
receive lighting color information from a traffic information device;
determine whether the stopping line distance is within a predetermined distance when the lighting color of the traffic signal light is red based on the lighting color information; and
determine that the driving control condition is satisfied when the stopping line distance is within the predetermined distance.

### Claim 6 (depends on 1)

The vehicle driving control apparatus of claim 1, wherein:
the controller is configured to determine that the entry condition is satisfied when a position value of an accelerator pedal is a first predetermined value and a position value of a brake pedal is a second predetermined value.

### Claim 7 (depends on 1)

The vehicle driving control apparatus of claim 1, wherein the state detector comprises at least one of:
a speed detecting unit configured to detect the vehicle speed;
an accelerator pedal position sensor configured to detect a position value of the accelerator pedal; or
a brake pedal position sensor configured to detect a position value of the brake pedal.

### Claim 8

A vehicle driving control method comprising:
determining whether an entry condition is satisfied based on state data;
determining a stopping line distance based on a difference between a vehicle and a stopping line when the entry condition is satisfied;
determining whether a lighting color of a traffic signal light positioned at the stopping line is red;
determining whether the stopping line distance is within a predetermined distance when the lighting color of the traffic signal light is red;
confirming a deceleration rate depending on a clutch engagement when the stopping line distance is within the predetermined distance;
determining a stop prediction position based on the deceleration rate; and
controlling a clutch based on the stop prediction position,
wherein determining the stop prediction position comprises:
when the clutch is engaged, determining a first stop prediction position based on a first deceleration rate; and
when the clutch is disengaged, determining a second stop prediction position based on a second deceleration rate.

### Claim 9 (depends on 8)

The vehicle driving control method of claim 8, wherein controlling the clutch comprises:
determining whether the first stop prediction position is a first predetermined position; and
engaging the clutch to decelerate a vehicle speed when the first stop prediction position is the first predetermined position,
wherein the first predetermined position is a position that a front portion of the vehicle is on the stopping line or crosses the stopping line.

### Claim 10 (depends on 9)

The vehicle driving control method of claim 9, wherein controlling the clutch comprises:
determining whether the second stop prediction position is a second predetermined position when the first stop prediction position is the second predetermined position; and
disengaging the clutch to decelerate the vehicle speed when the second stop prediction position is the second predetermined position,
wherein the second predetermined position is a position that the front portion of the vehicle is not on the stopping line and does not cross the stopping line.

### Claim 11 (depends on 9)

The vehicle driving control method of claim 9, wherein controlling the clutch comprises:
determining whether the second stop prediction position is a second predetermined position when the first stop prediction position is the second predetermined position;
disengaging the clutch to decelerate the vehicle speed when the second stop prediction position is the first predetermined position;
determining whether the vehicle reaches the stopping line with the first deceleration rate when the vehicle speed is decelerated; and
engaging the clutch to decelerate the vehicle speed when the vehicle reaches the stopping line with the first deceleration rate.

### Claim 12 (depends on 8)

The vehicle driving control method of claim 8, wherein determining the stopping line distance comprises:
receiving road guidance information from a route guidance device; and
determining the stopping line distance based on a vehicle position by using the road guidance information.

### Claim 13 (depends on 8)

The vehicle driving control method of claim 8, wherein determining whether the lighting color of the traffic signal light is red comprises:
receiving lighting color information from a traffic information device; and
determining whether the lighting color of the traffic signal light is red based on the lighting color information.

### Claim 14 (depends on 8)

The vehicle driving control method of claim 8, wherein determining whether the entry condition is satisfied comprises:
determining whether a position value of an accelerator pedal is a first predetermined value; and
determining whether a position value of a brake pedal is a second predetermined value.
