KR20150090678A - System for supporting safety device in vehicle - Google Patents

Abstract

The present invention relates to a system for supporting safety device in vehicle. the device comprises velocity information of vehicle, vehicle information collection unit which collects at least one of information about the occupant seated on the seat in the vehicle and data of a front view thereof and detect crash of vehicle, includes security devices control unit controlling operation of security device based on received information from the vehicle information collection unit.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle, and more particularly, to a safety device supporting apparatus for a vehicle.

Generally, the vehicle includes a safety device such as a seat belt, an air bag, and the like. If the safety device operates properly, the passenger can be protected even in the event of a vehicle collision.

However, if such a safety device operates only in accordance with a predetermined manual without considering the collision situation, the occupant's posture, etc., it may cause secondary injury due to overprotection or insufficient protection. For example, it is often the case that the operation of the seatbelt impacts the occupant, damaging the organs of the occupant or injuring the cervical spine. Further, the airbag is operated without considering the impact strength, the collision direction, the posture of the occupant, the physical condition of the occupant, and the like, and human accidents due to the airbag are occurring.

On the other hand, the vehicle may include an alarm device for ventilating the driver or informing the driver of the dangerous situation in advance. Such an alarm device may be combined with a sensor for detecting the driver's pupil, a sensor for sensing the front of the vehicle, and the like. However, since the alarm device is a device for preventing an accident of a vehicle, it can not protect the driver in case of an actual accident.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a safety device support device for a vehicle.

A safety device support device for a vehicle according to an embodiment of the present invention includes a vehicle information collecting part for collecting at least one of speed information of a vehicle, forward information of the vehicle and occupant information in the vehicle, And a safety device control unit for controlling the operation of the safety device based on the information received from the information collection unit.

The vehicle information collecting unit may include at least one of a speed sensing unit that senses at least one of a speed and an acceleration of the vehicle, a front sensing unit that senses an object located in front of the vehicle, at least one of a position, And an information collecting unit for analyzing information sensed by the speed sensing unit, the front sensing unit and the occupant sensing unit.

The vehicle information collecting unit may further include an operation information collecting unit collecting operation information of the vehicle, and the information collecting unit may further analyze the information collected from the operation information collecting unit.

The safeguard control unit may include a collision sensing unit for sensing at least one of a time, intensity, and a position of collision, an operation type of the safety device using the information sensed by the collision sensing unit, And a control unit for controlling the operation of the safety device using the result determined by the determination unit.

The safety device may include at least one of a seat belt, an airbag, and a seat.

When there are a plurality of passengers in the vehicle, the safety device controller can control the operation of the safety device for each passenger.

A method of supporting a safety device of a vehicle safety device according to an embodiment of the present invention includes the steps of collecting at least one of speed information of a vehicle, forward information of the vehicle and occupant information in the vehicle, Determining the type of operation of the safety device using the collected information and the result of sensing the collision, and controlling the operation of the safety device according to the determined type of operation.

In determining the type of operation of the safety device, at least one of an operating position, a working strength, and an operating time of the safety device using at least one of an attitude, a position, and a physical condition of the occupant, It can be judged.

According to an embodiment of the present invention, a system for supporting a safety device of a vehicle is provided. Particularly, since the operation of the safety device is controlled in consideration of the collision situation, the occupant's posture, the occupant's body condition, and the like, the occupant can be effectively protected.

1 is a block diagram of a vehicle safety device supporting apparatus according to an embodiment of the present invention.
2 is a detailed block diagram of a safety device support device for a vehicle according to an embodiment of the present invention.
3 is a flowchart showing a method of supporting a safety device of a safety device supporting device for a vehicle according to an embodiment of the present invention.
Figs. 4 to 6 show an example in which a safety device supporting device according to an embodiment of the present invention judges the operation type of the safety device and controls the operation of the safety device.

The present invention is capable of various modifications and various embodiments, and specific embodiments are illustrated and described in the drawings. It should be understood, however, that the invention is not intended to be limited to the particular embodiments, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

The terms including ordinal, such as second, first, etc., may be used to describe various elements, but the elements are not limited to these terms. The terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the second component may be referred to as a first component, and similarly, the first component may also be referred to as a second component. And / or < / RTI > includes any combination of a plurality of related listed items or any of a plurality of related listed items.

The terminology used in this application is used only to describe a specific embodiment and is not intended to limit the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. In the present application, the terms "comprises" or "having" and the like are used to specify that there is a feature, a number, a step, an operation, an element, a component or a combination thereof described in the specification, But do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the contextual meaning of the related art and are to be interpreted as either ideal or overly formal in the sense of the present application Do not.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings, wherein like or corresponding elements are denoted by the same reference numerals, and redundant description thereof will be omitted.

FIG. 1 is a block diagram of an apparatus for assisting a safety apparatus of a vehicle according to an embodiment of the present invention, and FIG. 2 is a detailed block diagram of a apparatus for assisting a safety apparatus of a vehicle according to an embodiment of the present invention.

Referring to FIG. 1, the safety device supporting apparatus 10 includes a vehicle information collecting unit 100 and a safety device controlling unit 200.

The vehicle information collecting unit 100 collects at least one of speed information of the vehicle, forward information of the vehicle, and occupant information in the vehicle.

The safety device control unit 200 detects the collision of the vehicle and controls the operation of the safety device based on the information received from the vehicle information collecting unit 100. [

2, the vehicle information collecting unit 100 includes a speed sensing unit 110, a front sensing unit 120, an occupant sensing unit 130, an operation information collecting unit 140, and an information collecting unit (not shown) 150). The safety device control unit 200 includes a collision detection unit 210, a determination unit 220, and a control unit 230. [

The speed sensing unit 110 of the vehicle information collecting unit 100 senses at least one of a speed and an acceleration of the vehicle. The speed sensing unit 110 can sense one of the speed and acceleration of the vehicle in real time and can be a part of an ECU (Electronic Control Unit).

The front sensing unit 120 senses an object positioned in front of the vehicle. Here, the object positioned in front of the vehicle may mean another vehicle, a person, an animal, or another object located in front of the vehicle. The front sensing unit 120 can sense the presence of an object located in front of the vehicle, the size of the object, the position of the object, the number of objects, and the shape of the object. The front sensing unit 120 may be implemented by a camera, an infrared sensor, an ultrasonic sensor, a radar device, or the like. The front sensing unit 120 may be part of, for example, an Advanced Driver Assitance System (ADAS).

The occupant detection unit 130 senses at least one of the position, posture, and physical condition of the occupant in the vehicle. For example, the occupant detection unit 130 may detect the position of the occupant's head, the position of the hand, and the position of the upper body. That is, the occupant detection unit 130 detects the distance between the occupant's head and the handle, whether the occupant's head contacts the headrest of the seat, which hand is operating the handle, the distance between the occupant's upper body and the handle, Whether or not there is contact between the backrests of the seat, and the like. As another example, the occupant detection unit 130 may sense the sitting position of the occupant, the width of the upper body, the body dimensions, and the like. The occupant detection unit 130 may be implemented by a camera, an infrared sensor, an ultrasonic sensor, a radar device, or the like. The occupant detection unit 130 may be part of, for example, a Driver Status Monitoring (DSM) device. The occupant detection unit 130 may detect the occupant as well as the driver. For this purpose, the occupant detection unit 130 may be mounted in the vehicle more than one.

The operation information collection unit 140 collects operation information of the vehicle. Here, the operation information means information that the driver operates the vehicle. The operation information may be, for example, turn signal operation information, accelerator pedal operation information, brake operation information, steering operation information, and the like. The operation information collecting unit 140 may be, for example, a black box camera, an ECU, or the like.

The information collecting unit 150 collects and stores information from at least one of the speed sensing unit 110, the front sensing unit 120, the occupant sensing unit 140, and the operation information collecting unit 140. The information collecting unit 150 periodically collects information from at least one of the speed sensing unit 110, the front sensing unit 120, the occupant sensing unit 130 and the operation information collecting unit 140, Information can be collected. The information collecting unit 150 compares the collected information with previously stored information and may store the collected information when the collected information differs from the previously stored information by more than a predetermined level.

In addition, the information collecting unit 150 may analyze the collected information to predict the collision. For example, the information collecting unit 150 collects the speed information of the vehicle collected from the speed sensing unit 110, the forward information of the vehicle collected from the front sensing unit 120, The collision of the vehicle can be predicted using the operation information of the vehicle. The information collecting unit 150 may further predict the strength, direction, etc. of the impact applied to the occupant in the collision using the occupant information collected from the occupant detection unit 140. [

On the other hand, the collision sensing unit 210 of the safing device control unit 200 operates at the time of a collision of the vehicle, and detects at least one of the time, intensity and position of the collision. The collision detection unit 210 may be installed in at least one of the vehicle exterior and interior. For example, the collision detection unit 210 may be installed in front of the vehicle, behind the vehicle, both sides of the vehicle, the ceiling of the vehicle, the floor of the vehicle, etc., May be installed. The collision detection unit 210 may be, for example, a camera, an infrared sensor, an ultrasonic sensor, a shock sensor, a radar device, or the like. Although not shown, the collision detection unit 210 may further include a memory for storing the sensed result.

When the collision sensing unit 210 senses a collision of the vehicle, it transmits the sensed result to the determination unit 220. [ The time required for the collision detection unit 210 to transmit the sensed result to the determination unit 220 may be, for example, within 0.1 second, preferably within 0.05 second, and more preferably within 0.02 second from the collision point have.

The determination unit 220 determines the operation type of the safety device using the result detected by the collision detection unit 210 and the information received from the vehicle information collection unit 100. [ Here, the safety device may be a seat belt, an airbag, a seat, or the like.

The determination unit 220 can determine which safety device should be operated by using the result detected by the collision detection unit 210 and the information received from the vehicle information collection unit 100. [ For example, the determination unit 220 may determine whether to operate all or only a portion of the seatbelt, the airbag, and the seat. In addition, the determination unit 220 can determine whether to operate all or a part of the plurality of seat belts or multiple airbags installed in the vehicle. Then, the determination unit 220 may determine the operating direction, intensity, position, etc. of the operated safety device.

The control unit 230 controls the operation of the safety device using the result determined by the determination unit 220. [ The control unit 230 is connected to the safety device so as to control the operation of the safety device.

3 is a flowchart showing a method of supporting a safety device of a safety device supporting device for a vehicle according to an embodiment of the present invention. Here, descriptions overlapping with those of Figs. 1 and 2 are omitted.

Referring to FIG. 3, the vehicle information collecting unit 100 of the safety device supporting apparatus 10 collects at least one of speed information of the vehicle, forward information of the vehicle, and occupant information in the vehicle (S300). Meanwhile, the safety device controller 200 of the safety device supporting device 10 detects a collision of the vehicle (S310). Then, the safety device control unit 200 determines the operation type of the safety device based on the information collected in step S300 and the result detected in step S310 (S320). At this time, the safety device control unit 200 can determine at least one of the operation position, the operation strength, and the operation timing of the safety device using at least one of the posture, the position and the body condition of the occupant, have. Then, the safety device control unit 200 controls the operation of the safety device according to the determined operation type.

4 shows an example in which the safety device support device according to an embodiment of the present invention determines the operation type of the safety device and controls the operation of the safety device.

Referring to FIG. 4, the safety device supporting device can collect occupant information in the vehicle. The occupant information may be, for example, the occupant's position, posture, physical condition, and the like. Such occupant information may be sensed by an occupant detection unit, for example, a camera 400 installed around the vehicle's room mirror. When the safety device support device detects a collision of the vehicle, the determination unit of the safety device support device can determine the type of operation of the seatbelt that restrains the occupant's upper body and prevents the occupant from being thrown forward. For example, when the seating height of the occupant is small, by adjusting the timing at which the shock absorber 410 of the seat belt operates, or by moving the position of the shock absorber 410 of the seat belt, It is possible to mitigate the impact applied to the vehicle. The timing at which the shock absorber 410 of the seat belt operates, the positional shift of the shock absorber 410, and the direction of movement of the shock absorber 410 may be determined by further considering the strength, have. The determination unit of the safety device support device determines the timing at which the shock absorber 410 operates, the position of the shock absorber 410, whether the position of the shock absorber 410 is moved, the position of the shock absorber 410 And the direction of the movement of the movable member (not shown).

5 shows another example in which the safety device support device according to an embodiment of the present invention judges the operation type of the safety device and controls the operation of the safety device. The description overlapping with FIG. 4 is omitted.

Referring to FIG. 5, when the safety device support device detects a collision of the vehicle, the determination unit of the safety device support device can determine the operation type of the airbag. For example, the safety device support device can determine the operation timing, pressure and position of the airbag according to the distance between the passenger's face and the handle. That is, if the distance between the face of the occupant and the handle is less than a predetermined distance, the airbag may be operated as A, and the airbag may be operated as if the distance between the face of the occupant and the handle exceeds a predetermined distance. That is, when the distance between the face of the occupant and the handle is less than a predetermined distance, the impact applied to the face of the occupant can be alleviated by reducing the pressure of the airbag.

6 shows another example in which the safety device supporting device according to an embodiment of the present invention judges the operation type of the safety device and controls the operation of the safety device. Description of the contents overlapping with those in Figs. 4 to 5 will be omitted.

Referring to FIG. 6, when the safety device support device detects a collision of the vehicle, the determination unit of the safety device support device can determine the operation type of the seat. For example, the safety device assisting device can estimate the forward distance, which is repelled by the reaction after the collision, from the position, posture, etc. of the occupant's body, and then the traveling path, time, distance and the like. Then, the safety device support device can adjust the movement distance, the movement timing, and the movement position of the head restraint or the backrest of the seat based on the estimation result.

Although not shown, according to one embodiment of the present invention, it is possible to control the operation of the safety device for each occupant when there are a plurality of passengers in the vehicle. For this purpose, the safety device support device can collect occupant information by each passenger. The safety device support device can determine the operation type of the safety device for each passenger in consideration of the occupant information, the intensity of the collision, the location of the collision, and the direction of the collision. For example, if the driver's face is close to the steering wheel, the passenger in the passenger seat is a child, and a collision occurs in the direction of the driver's magnet, the safety device supports the type of safety device operated on the driver's and passenger's seat, , The intensity of operation, and the like can be set differently.

Although not shown, the vehicle information collecting unit 100 may further include a setting information collecting unit for collecting setting information of the user. Before the start of the operation, the user can input the age of the occupant by the seat, the sitting key, whether or not the car seat is mounted, etc. using the setting information collecting unit. When the collision sensing unit detects a collision, the judging unit 220 judges whether or not the information collected by the speed sensing unit 110, the front sensing unit 120, the occupant sensing unit 130 and the operation information collecting unit 140 But also the information collected by the setting information collecting unit can be considered together to determine the operation type of the safety device.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the present invention as defined by the following claims It can be understood that

100: Vehicle information collecting section
200: Safety device controller
110: Speed sensing unit
120: Front sensing unit
130: occupant detection unit
210: collision detection unit
220:

Claims (8)

A safety device support device for a vehicle,
A vehicle information collecting part for collecting at least one of speed information of the vehicle, forward information of the vehicle and occupant information in the vehicle, and
A safety device controller for detecting the collision of the vehicle and controlling the operation of the safety device based on the information received from the vehicle information collecting part,
A safety device support device. The method according to claim 1,
The vehicle information collecting unit,
A speed sensing unit for sensing at least one of a speed and an acceleration of the vehicle,
A front sensing unit for sensing an object positioned in front of the vehicle,
An occupant detection unit that detects at least one of a position, a posture, and a body condition of a passenger in the vehicle, and
An information collecting unit for analyzing information sensed by the speed sensing unit, the front sensing unit and the occupant sensing unit,
A safety device support device. 3. The method of claim 2,
The vehicle information collecting unit further includes an operation information collecting unit for collecting operation information of the vehicle,
Wherein the information collection unit further analyzes information collected from the operation information collection unit. The method according to claim 1,
The safety device control unit includes:
A collision sensing unit for sensing at least one of a time, intensity, and position of the collision,
A determination unit for determining an operation type of the safety device by using the result detected by the collision detection unit and the information received from the vehicle information collection unit,
And a control unit for controlling the operation of the safety device by using the result determined by the determination unit
A safety device support device. 5. The method of claim 4,
Wherein the safety device comprises at least one of a seat belt, an airbag, and a seat. 5. The method of claim 4,
Wherein the safety device control unit controls the operation of the safety device for each passenger when there are a plurality of passengers in the vehicle. A method of supporting a safety device of a vehicle safety device support device,
Collecting at least one of speed information of the vehicle, forward information of the vehicle and occupant information in the vehicle,
Detecting a collision of the vehicle,
Determining the type of operation of the safety device using the collected information and the result of detecting the collision,
Controlling the operation of the safety device according to the judged operation type
Wherein the method further comprises the steps of: 8. The method of claim 7,
In the step of determining the operation type of the safety device,
At least one of an operating position, an operating strength and an operating time of the safety device by using at least one of an attitude, a position, and a physical condition of the occupant and an intensity and a position of the impact of the occupant.

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