WO2012161466A2

WO2012161466A2 - Apparatus and method for controlling the opening/closing of a side door of a vehicle

Info

Publication number: WO2012161466A2
Application number: PCT/KR2012/003879
Authority: WO
Inventors: 김원기
Original assignee: 주식회사 광진엔지니어링
Priority date: 2011-05-20
Filing date: 2012-05-17
Publication date: 2012-11-29
Also published as: WO2012161466A3; KR20120129594A

Abstract

The present invention relates to an apparatus and method for controlling the opening/closing of a side door of a vehicle. The apparatus for controlling the opening/closing of the side door comprises: an object detection unit for detecting whether an object exists and the distance of the object from said side door when same is opened; a door movement stopping unit for stopping an opening/closing movement of said side door; and a control unit for controlling said door movement stopping unit to stop the opening/closing movement of said side door when said object is detected within a predetermined distance from said side door according to the detection results of said object detection unit.

Description

Opening and closing control device and method of vehicle side door

In order to control the opening and closing of the side door of the vehicle of the present invention, more specifically, the opening and closing control device of the vehicle side door to prevent in advance that the side door is damaged by contact with an object or other vehicle when opening and closing. And to a method.

In general, both side of the vehicle is provided with side doors that serve as the entrance and exit of the vehicle to allow passengers to board. However, after parking a vehicle having a side door, the following problems occur when the side door is opened and closed to get on / off. When a passenger unintentionally opens and closes a side door of a vehicle due to a narrow parking space problem in Korea, it often causes damage to the exterior of a car parked next to the corner of the side door. In addition, when the side door is opened without recognizing the approach of another vehicle or two-wheeled vehicle (motorcycle) from the rear, personal injury or damage to the side door may be caused.

In addition, when the vehicle is parked at an inclined place, when the door lock is released, the side door is opened and closed by inertia, which may cause damage to the door or other people passing by the surroundings.

In addition, when the vehicle is in operation, even if the side door is opened, personal injury or damage to the side door may be feared.

The present invention has been proposed to solve the above problems, and when opening and closing the side door of the vehicle, it is possible to determine the presence of objects or vehicles that may collide with the side door in the area adjacent to the side door. In addition, the present invention relates to an opening and closing control apparatus and method of a vehicle side door to prevent the opening of the side door to the vehicle in operation.

In order to solve the above problems, the opening and closing control device for a vehicle side door according to the present invention, when the vehicle side door is opened, the object detection unit for detecting the presence and distance of the object from the side door; A door operation stop unit for stopping the opening and closing operation of the side door; And a controller configured to control the door operation stop unit to stop the opening / closing operation of the side door when the object is detected within a predetermined distance of the side door according to the detection result of the object detecting unit.

Preferably, the object detecting unit, characterized in that using the ultrasonic sensor.

Preferably, the object detecting unit, characterized in that for detecting an object approaching from the rear of the vehicle.

Preferably, the opening and closing control device of the side door for the vehicle, when the side door is open, further comprises an open detection unit for detecting the open speed and the open position of the side door, because the vehicle is located on the inclined surface When the open detection unit detects that the side door is opened and closed by free movement, the control unit controls the door operation stop unit to stop the opening and closing operation of the side door according to the detection result of the open detection unit. do.

Preferably, the open detection unit, characterized in that using a vehicle hall (hall) sensor.

Preferably, when the side door is opened and closed by free movement and stopped within a predetermined width because the vehicle is located on an inclined surface, the controller is configured to supply power for opening and closing the side door to a standby power state. And control to be switched.

Preferably, the control unit receives vehicle state information including the driving speed of the vehicle, whether the side door is opened, and the external temperature of the vehicle, and the side door is closed during operation of the vehicle from the vehicle state information. After recognizing that the door is open, the door operation stop unit is controlled to stop the opening and closing operation of the side door.

Preferably, the opening and closing control device of the vehicle side door, characterized in that it further comprises a warning sound generating unit for generating a warning sound when detecting the object under the control of the controller.

In order to solve the above problems, the method for controlling the opening and closing of a vehicle side door according to the present invention comprises the steps of detecting whether the side door of the vehicle is opened and closed; If the side door is opened or closed, driving a sensor for sensing the presence and distance of an object approaching the side door; Determining whether the object is detected within a predetermined distance of the side door according to the driving of the sensor; And if the object is detected within a certain distance, stopping the opening and closing operation of the side door.

Preferably, the step of detecting the presence and distance of the object, characterized in that for detecting an object approaching from the rear of the vehicle.

Preferably, the method for controlling the opening and closing of the vehicle side door further comprises generating a warning sound when the object is detected.

In order to solve the above problems, another embodiment of the method for controlling the opening and closing of a vehicle side door according to the present invention comprises the steps of detecting whether the side door is opened or closed by free movement because the vehicle is located on the inclined surface; If the side door is opened or closed, driving a sensor for sensing an open speed and an open position of the side door; Detecting an open speed and an open position of the side door according to the driving of the sensor; Determining whether the open speed and the open position of the side door are greater than or equal to a predetermined size; And stopping the opening / closing operation of the side door when the open speed and the open position are greater than or equal to a predetermined size.

Preferably, when the side door is opened and closed by free movement and stopped within a predetermined width because the vehicle is located on an inclined surface, switching the power supply for opening and closing the side door to a standby power state. It further comprises.

Preferably, the opening and closing control method of the vehicle side door, characterized in that it further comprises the step of generating a warning sound when the open speed and the open position is a predetermined size or more.

In order to solve the above problems, another embodiment of the method for controlling the opening and closing of a vehicle side door according to the present invention comprises the steps of determining whether the vehicle is running; If the vehicle is running, detecting whether the side door of the vehicle is opened or closed; And if the side door is opened or closed, stopping the opening and closing operation of the side door.

Preferably, the opening and closing control method of the vehicle side door, characterized in that it further comprises the step of generating a warning sound, if the side door is opened and closed.

According to the present invention, when opening and closing the side door of the vehicle, by checking the presence of objects or vehicles that may collide with the side door in the area adjacent to the side door, the opening and closing of the side door stops and outputs an alarm sound. By doing so, it is possible to prevent damage to the side door, and there is an effect that can prevent injuries of the vehicle occupants or others in advance.

1 is a block diagram of an embodiment for explaining the opening and closing control device of a vehicle side door according to the present invention.

Figure 2 is a flow chart of an embodiment for explaining the opening and closing control method of a vehicle side door according to the present invention.

Figure 3 is a flow chart of another embodiment for explaining the opening and closing control method of a vehicle side door according to the present invention.

Figure 4 is a flow chart of another embodiment for explaining the opening and closing control method of a vehicle side door according to the present invention.

Hereinafter, the opening and closing control device for a vehicle side door according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram of an embodiment for explaining the opening and closing control device of a vehicle side door according to the present invention, the object detecting unit 100, the open detecting unit 110, the control unit 120, the door operation stop unit 130 ), And a warning sound generating unit 140.

When the side door of the vehicle is opened, the object detecting unit 100 detects the presence and distance of an object from the side door, and outputs the detected result to the control unit 120. To this end, the object detecting unit 100 may use an ultrasonic sensor. An ultrasonic sensor having such a transmission / reception module is used to detect an object or a vehicle in a short distance of a side door. In particular, by installing the ultrasonic sensor at a position for detecting an object approaching from the rear of the vehicle, the rear object or the vehicle approaching the side door can be detected.

When the object is detected within a predetermined distance of the side door according to the detection result of the object detecting unit 100, the control unit 120 to the door operation stop unit 130 to stop the opening and closing operation of the side door. Outputs a control signal to stop the door opening and closing.

Then, the door operation stopper 130 stops the opening and closing operation of the side door when the side door opening and closing operation is in progress according to the control signal of the controller 120. The door operation stopper 130 stops the opening and closing operation of the gear assembly for opening and closing the side door.

When the side door is opened, the open detector 110 detects an open speed and an open position of the side door, and outputs the detected result to the controller 120. The open detector 110 uses a hall sensor for a vehicle to detect an open speed and a position of the side door. The hall sensor for a vehicle calculates a pulse signal corresponding to a rotational motion according to opening and closing of the side door per new time, and detects the open position and speed of the door.

Since the vehicle is located on the inclined surface, the open detection unit 110 may detect the open speed and the position of the side door even when the side door is opened and closed by free movement without the artificial force of the occupant. have.

When the open detection unit 110 detects that the side door is opened and closed by free movement because the vehicle is located on an inclined surface, the control unit 120 responds to the detection result of the open detection unit 110. The door operation stop unit 130 is controlled to stop the opening and closing operation of the side door. Accordingly, the door operation stopper 130 stops the side door from being opened and closed, and thus the side door is opened and closed by free movement due to the inclination or the like, thereby preventing damage to the door or human injury.

On the other hand, even if the side door is opened and closed by free movement due to the vehicle is located on the inclined surface, the control unit 120 is a power source for opening and closing the side door, when the side door is opened and stopped within a certain width Control the supply to transition to standby power. For example, if the side door is stopped while the side door is slightly open, the power for opening and closing the side door is switched to the standby mode in order to prevent waste of power continuously supplied for opening and closing the side door. In this case, no additional power loss occurs.

In addition, the controller receives vehicle state information including the driving speed of the vehicle, whether the side door is opened and the external temperature of the vehicle from the vehicle main control module (not shown) through the input terminal IN1. Accordingly, the controller 120 may recognize from the vehicle state information that the side door is opened while the vehicle is running. Then, after recognizing that the side door is open while driving, the controller 120 controls the door operation stop 130 to stop the opening and closing operation of the side door. Accordingly, the door operation stopper 130 may stop the side door from being opened and closed, thereby preventing an accident that may occur due to the side door being opened and closed while the vehicle is running.

In addition, in a situation where the opening and closing operation of the side door is to be stopped, the controller 120 outputs a control signal for generating a warning sound to the warning sound generating unit 140 so that the passenger can recognize the situation.

The warning sound generating unit 140 generates a warning sound in a situation of detecting an object of the object detecting unit 100 or opening / closing a side door while driving under the control of the controller 120.

Hereinafter, a method of controlling the opening and closing of a vehicle side door according to the present invention will be described in detail with reference to the accompanying drawings.

First, it is detected whether the side door of the vehicle is opened or closed (step 200). The opening and closing of the side door can be confirmed through vehicle status information.

After the step 200, if the side door is opened or closed, a sensor for detecting the presence and distance of an object approaching the side door is driven (step 202). The presence of an object is detected using an ultrasonic sensor. In particular, detecting the presence and distance of the object may detect an object approaching from the rear of the vehicle.

After the operation 202, it is determined whether the object is detected within a predetermined distance of the side door according to the driving of the sensor (operation 204).

After the step 204, if the object is detected within a certain distance, the opening and closing operation of the side door is stopped, and generates a warning sound according to the object detection (step 206).

First, it is detected whether the side door is opened and closed by free movement because the vehicle is located on the inclined surface (step 300). The opening and closing of the side door can be confirmed through vehicle status information.

After the step 300, if the side door is opened and closed, a sensor for detecting the open speed and the open position of the side door is driven (step 302).

After operation 302, the open speed and the open position of the side door are sensed according to the driving of the sensor (operation 304). In order to detect the open speed and position of the side door, a vehicle hall sensor is used. The hall sensor for a vehicle calculates a pulse signal corresponding to a rotational motion according to opening and closing of the side door per new time, and detects the open position and speed of the door. Since the vehicle hall sensor is located on an inclined surface, the open speed and position of the side door can be detected even when the side door is opened or closed by free movement without the artificial force of the occupant. have.

After step 304, it is determined whether the open speed and the open position of the side door are greater than or equal to a predetermined size (step 306). Check whether the side door is open, that is, whether the width is above the threshold or whether the opening speed is above the threshold speed.

After the step 306, when the open speed and the open position are greater than or equal to a predetermined size, the opening and closing operation of the side door is stopped and a warning sound is generated (step 308). When the side door is detected to be opened and closed by free movement due to the vehicle being located on an inclined surface, the side door is stopped from being opened and closed. In addition, the opening and closing of the side door is arranged at the same time to generate a warning sound.

In operation 306, when the side door is opened and closed by free movement and stopped within a predetermined width, the power supply for opening and closing the side door is switched to a standby power state (operation 310). Even if the side door is opened and closed by free movement due to the vehicle being located on an inclined surface, when the side door is opened and stopped within a predetermined width, the power supply for opening and closing the side door is switched to a standby power state. do. For example, if the side door is stopped in a slightly open state on the inclined surface, the power for opening and closing the side door is switched to the standby mode in order to prevent waste of power continuously supplied for opening and closing the side door. .

First, it is determined whether the vehicle is in operation (operation 400). Whether the vehicle is running can be checked through the vehicle status information.

After operation 400, if the vehicle is in operation, it is detected whether the side door of the vehicle is opened or closed (operation 402). Using a vehicle hall sensor, a pulse signal corresponding to a rotational movement according to opening and closing of a side door is calculated per new time, and the open position and speed of the door are sensed.

After the step 402, if the side door is opened and closed, the opening and closing operation of the side door is stopped and generates a warning sound (step 404). If the side door is opened and closed while the vehicle is running, the opening and closing operation of the side door is stopped, and at the same time, a warning sound is generated.

Meanwhile, the above-described method invention of the present invention may be implemented by computer readable codes / instructions / programs. For example, it may be implemented in a general-purpose digital computer for operating the code / instructions / program using a computer-readable recording medium. The computer-readable recording medium includes storage media such as magnetic storage media (eg, ROM, floppy disk, hard disk, magnetic tape, etc.), optical reading media (eg, CD-ROM, DVD, etc.) .

The opening and closing control device and method of the vehicle side door of the present invention has been described with reference to the embodiment shown in the drawings for clarity, but this is only illustrative, and those skilled in the art from various modifications and It will be appreciated that other equivalent embodiments are possible. Therefore, the true technical protection scope of the present invention will be defined by the appended claims.

Industrial Applicability The present invention has industrial applicability in that it is a technique for preventing damage to the side doors when the side doors of the vehicle are opened and closed.

Claims

An object detecting unit detecting a presence and distance of an object from the side door when the side door of the vehicle is opened;

A door operation stop unit for stopping the opening and closing operation of the side door; And

And a control unit for controlling the door operation stop unit to stop the opening and closing operation of the side door when the object is detected within a predetermined distance of the side door according to the detection result of the object detecting unit. Opening and closing control device.
The method of claim 1, wherein the object detecting unit

Opening and closing control device for a vehicle side door, characterized in that using an ultrasonic sensor.
The method of claim 1, wherein the object detecting unit

Opening and closing control device for a side door for a vehicle, characterized in that for detecting an object approaching from the rear of the vehicle.
According to claim 1, wherein the opening and closing control device of the vehicle side door

When the side door is opened, further comprises an open detector for detecting the open speed and the open position of the side door,

When the open detector detects that the side door is opened and closed by free movement due to the vehicle being located on an inclined surface, the controller stops the opening and closing operation of the side door according to a detection result of the open detector. Control device for opening and closing the vehicle side door, characterized in that for controlling the door operation stop.
The method of claim 4, wherein the open detection unit

An opening and closing control device for a vehicle side door, characterized in that a vehicle hall sensor is used.
The method of claim 4, wherein the control unit

When the side door is opened and closed by free movement and stopped within a predetermined width because the vehicle is located on the inclined surface, the power supply for opening and closing the side door is controlled to switch to the standby power state, characterized in that Opening and closing control device of vehicle side door.
The method of claim 4, wherein the control unit

After receiving the vehicle state information including the traveling speed of the vehicle, whether the side door is opened and the external temperature of the vehicle, and recognizing that the side door is being opened during the operation of the vehicle from the vehicle state information, And controlling the door operation stop unit to stop the opening and closing operation of the side door.
According to claim 1, wherein the opening and closing control device of the vehicle side door

Under the control of the controller, the vehicle side door opening and closing control device further comprises a warning sound generating unit for generating a warning sound when the object is detected.
Detecting whether the side door of the vehicle is opened or closed;

If the side door is opened or closed, driving a sensor for sensing the presence and distance of an object approaching the side door;

Determining whether the object is detected within a predetermined distance of the side door according to the driving of the sensor; And

If the object is detected within a certain distance, the opening and closing control method of the vehicle side door comprising the step of stopping the opening and closing operation of the side door.
The method of claim 9, wherein detecting the presence and the distance of the object

Opening and closing control method of the side door for a vehicle, characterized in that for detecting an object approaching from the rear of the vehicle.
The method of claim 9, wherein the opening and closing control method of the vehicle side door is

And generating a warning sound when the object is detected.
Detecting whether the side door is opened or closed by free movement because the vehicle is located on an inclined surface;

If the side door is opened or closed, driving a sensor for sensing an open speed and an open position of the side door;

Detecting an open speed and an open position of the side door according to the driving of the sensor;

Determining whether the open speed and the open position of the side door are greater than or equal to a predetermined size; And

Stopping the opening and closing operation of the side door when the open speed and the open position are greater than or equal to a predetermined size.
The method of claim 12,

When the side door is opened and closed by free movement and stopped within a predetermined width due to the vehicle is located on the inclined surface, further comprising the step of switching the power supply for opening and closing the side door to the standby power state Opening and closing control method of the vehicle side door characterized in that.
The method of claim 12, wherein the opening and closing control method of the vehicle side door

When the open speed and the open position is a predetermined size or more, the step of generating a warning sound further comprising the vehicle side door opening and closing control method.
Determining whether the vehicle is running;

If the vehicle is running, detecting whether the side door of the vehicle is opened or closed; And

If the side door is opened and closed, the opening and closing control method of the vehicle side door comprising the step of stopping the opening and closing operation of the side door.
The method of claim 15, wherein the opening and closing control method of the vehicle side door

If the side door is opened and closed, opening and closing control method of the side door for a vehicle further comprising the step of generating a warning sound.