KR20100076479A - Warning system for crash and control method of warning system for crash - Google Patents

Warning system for crash and control method of warning system for crash Download PDF

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Publication number
KR20100076479A
KR20100076479A KR1020080134545A KR20080134545A KR20100076479A KR 20100076479 A KR20100076479 A KR 20100076479A KR 1020080134545 A KR1020080134545 A KR 1020080134545A KR 20080134545 A KR20080134545 A KR 20080134545A KR 20100076479 A KR20100076479 A KR 20100076479A
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KR
South Korea
Prior art keywords
vehicle
detected
speaker
distance
warning system
Prior art date
Application number
KR1020080134545A
Other languages
Korean (ko)
Inventor
이진석
Original Assignee
주식회사 현대오토넷
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 현대오토넷 filed Critical 주식회사 현대오토넷
Priority to KR1020080134545A priority Critical patent/KR20100076479A/en
Publication of KR20100076479A publication Critical patent/KR20100076479A/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
    • B60Q9/008—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling for anti-collision purposes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2400/00—Special features of vehicle units
    • B60Y2400/30—Sensors
    • B60Y2400/301—Sensors for position or displacement
    • B60Y2400/3015—Optical cameras
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2400/00—Special features of vehicle units
    • B60Y2400/90—Driver alarms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2400/00—Special features of vehicle units
    • B60Y2400/92—Driver displays

Abstract

The present invention relates to a vehicle anti-collision warning system and a vehicle anti-collision warning system control method, in particular, by detecting an object and outputting a warning sound through the speaker of the vehicle audio system, it is not necessary to provide a separate buzzer sound output means, The present invention relates to a vehicle anti-collision warning system and a vehicle anti-collision warning system control method capable of transmitting various accurate warning sounds to a driver.

Description

Warning System For Crash And Control Method Of Warning System For Crash}

The present invention relates to a vehicle anti-collision warning system and a vehicle anti-collision warning system control method, and more particularly, to detect an object and output a warning sound through a speaker of a vehicle audio system. It is about.

Conventional vehicle anti-collision warning system, a distance detection alarm system 10 for detecting the distance between the vehicle and the object and alerts the driver, and a buzzer (11) to audibly deliver the detected distance information to the driver; And a TRIP computer 20 which visually transmits the detected distance information to the driver through AV (Audio and Visual) 30 or Monitor TRIP 21, and the distance detection alarm system 10 and the TRIP computer. It consists of a communication line 40 using a variety of communication protocol technology for performing data communication between the 20.

Hereinafter, a case in which LIN (Local Interconnect Network) protocol technology is used is described as an example. However, the present invention is not limited thereto, and various communication protocol technologies such as CAN (Corporate Area Network) can be used. It is also possible to use.

The distance detection warning system 10 detects a distance between a vehicle and an object, such as a back warning system (BWS), a back & corner warning system (BCWS), a front & back warning system (FBWS), and describes the detected distance information. The buzzer 11 and the TRIP computer 20 to be delivered. In the following description, the distance detection alarm system 10 will be described based on data communication for transmitting distance information from the viewpoint of the front and rear alarm systems, that is, the FBWS system.

The distance detection alarm system 10, that is, the FBWS system detects the distance between the vehicle and the object when the ignition switch (not shown) is turned on and transmits the distance information to the buzzer 11 and the TRIP computer 20. . Meanwhile, when the ignition switch is turned off, the FBWS system 10 stops detecting the distance between the vehicle and the object and stops transmitting the distance information to the TRIP computer 20.

The buzzer 11 transmits the distance information between the vehicle and the object received from the FBWS system 10 so that the driver can recognize the distance information according to the detected distance.

The TRIP computer 20 receives various signals from various sensors and ECUs (Electronic Control Units) installed in various places of the vehicle, and displays the vehicle's driving distance, travel time, average speed, average fuel consumption, outdoor temperature, and the like. That is, the information system displays by using a monitor 21 such as an LCD (Liquid Crystal Display). The AVB 30 or the monitor TRIP 21 receives distance information with an object detected by the FBWS system 10. Visually communicate to the driver.

In particular, the TRIP computer 20 receives the distance information with respect to the object transmitted from the FBWS system 10 through the LIN 40 to perform data communication using the LIN protocol.

The TRIP computer 20 transmits the distance information transmitted through the LIN 40 through the AV when the AV is provided in the vehicle, and through the monitor TRIP 21 of the TRIP computer 20 when the AV is not provided. Visually convey to the driver.

Meanwhile, the TRIP computer 20 stops the connection with the AV 30 when the LIN communication with the FBWS system 10 is not connected for more than 2 seconds. The communication between the TRIP computer 20 and the AV 30 is performed by RS232C (Recommended Standard 232 Revision C).

However, such a conventional vehicle collision avoidance alarm system detects the distance to an object and displays a direction and distance through a display and provides an alarm sound through the buzzer, so that a separate buzzer must be provided. The problem is that you must look at the display to know the location of. This can cause the driver's field of view to face the display and interfere with driving.

The present invention has been made to solve the above-described problem, and does not have to provide a separate buzzer sound output means, and a vehicle collision prevention warning system and a vehicle collision prevention warning system control method that can deliver a more diverse and accurate warning sound to the driver. The purpose is to provide.

According to the present invention, a plurality of detectors are installed in front and rear of a vehicle to detect an external object within a reference distance from the vehicle, and when an external object is detected through a speaker and a detector of a vehicle audio system installed at a plurality of locations in the vehicle, the object is detected. It provides a collision warning system including a control unit for outputting a warning sound through a speaker corresponding to the detection unit.

In the collision warning system according to the present invention, the speaker may be arranged at least on the front left and right sides and the rear left and right sides of the driver, respectively.

The collision warning system according to the present invention may further include a camera for photographing the situation of the front and rear of the vehicle and a display unit for displaying the situation of the front and rear of the vehicle. The camera is operated and an image captured by the camera is displayed on the display unit.

The present invention is to detect an object within a reference distance from the vehicle using a plurality of sensors attached to the front and rear of the vehicle, when an object outside the vehicle is detected, the vehicle audio system installed in a position corresponding to the direction of the detected object Provided is a method for controlling a crash alert system comprising outputting a warning sound through a speaker.

In the collision warning system control method according to the present invention, the warning sound output step may vary the size of the warning sound according to the distance to the detected object.

In the collision warning system control method according to the present invention, the warning sound output step may vary the output frequency of the warning sound according to the distance between the detected object and the vehicle.

The method for controlling a collision alert system according to the present invention may further include displaying an image of the object photographed by a camera in front of or behind the vehicle through an in-vehicle display unit when an object outside the vehicle is detected.

According to the vehicle collision avoidance warning system and the vehicle collision avoidance warning system control method of the present invention as described above, there are the following effects.

By detecting the object and outputting the warning sound through the speaker of the vehicle audio system, it is not necessary to provide a separate buzzer sound output means, it is possible to deliver a more various and accurate warning sound to the driver.

The speaker is disposed on at least the front left and right sides and the rear left and right sides of the driver, respectively, and three-dimensionally outputs a warning sound through different speakers according to the detected position of the object, so that the driver can know the position of the object without looking at the display unit.

The control unit may also transmit a signal received from the sensing unit to the display unit so that the driver may know the position, distance, or shape information of the object in detail through the display unit, thereby improving user convenience.

In addition, the control unit may vary the size of the warning sound output to the speaker according to the distance between the detected object and the vehicle, so that the user can easily know the distance to the object through the sound.

Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

For reference, among the configurations of the present invention to be described below, the same configuration as the prior art will be referred to the above-described prior art, and a detailed description thereof will be omitted.

2 is a conceptual diagram of a vehicle collision avoidance warning system according to a preferred embodiment of the present invention.

As shown in Figure 2, the alarm system of the present embodiment, the detection unit (100a, 100b) for detecting an object within a certain distance from the vehicle, the camera (110a, 100b) for photographing the state of the front and rear of the vehicle, and the vehicle audio Speakers 310a to 310d of the system 300, and a control unit 200 for receiving a signal from the sensing unit for transmitting a signal to the speaker.

The detector is provided with a sensor or the like to detect an object within a certain distance from the vehicle.

For example, the detector detects the distance to the object or the position of the object.

As illustrated in FIG. 2, the sensing unit includes a plurality of front sensing units 100a disposed at the front of the vehicle and a plurality of rear sensing units 100b disposed at the rear of the vehicle.

The speakers 310a to 310d are constructed in association with the vehicle audio system 300.

The speakers 310a to 310d are disposed at least on the front left and right sides and the rear left and right sides of the driver, respectively.

That is, the speaker includes a first speaker 310a disposed at the front right side of the vehicle, a second speaker 310b disposed at the front left side of the vehicle, a third speaker 310c disposed at the rear right side of the vehicle, And a fourth speaker 310d disposed at the rear left side of the vehicle.

In this way, the speaker is provided with a plurality of, each arranged in a different position, according to the position of the detected object three-dimensionally output the warning sound through the different speakers, so that even if the driver does not look at the display unit 400 You will know.

The control unit 200 formed of an ECU or the like receives a signal from the detection unit and delivers the signal to the speaker.

In detail, the controller 200 may differently control the level of the warning sound output to the speaker according to the distance between the detected object and the vehicle. Because of this, the user can easily know the distance to the object through the sound.

In addition, the controller 200 controls the warning sound to be three-dimensionally output through different speakers according to the detected position of the object.

As shown in FIG. 2, the controller 200 may present the situation in front and rear of the vehicle to the driver through the display unit 400 of the vehicle. At this time, the control unit 200 checks the forward and backward state of the vehicle and operates the front camera 110a when moving forward and the rear camera 110b when moving backward, and transmits the signal to the display unit 400. do.

Therefore, when the information about the position of the object or the distance to the object or the information about the shape of the object is required in detail, the driver may know through the display unit 400 to improve the user's convenience.

As such, the vehicle anti-collision warning system of the present invention detects an object and outputs a warning sound through the speaker of the vehicle audio system 300, and does not have to provide a separate buzzer sound output means to transmit a more various and accurate warning sound to the driver. Can be.

Hereinafter, the vehicle collision prevention warning system control method of the present embodiment having the above-described configuration will be described.

3 is a flowchart illustrating a method for controlling a vehicle anti-collision warning system according to a preferred embodiment of the present invention.

As shown in FIG. 3, the method of controlling the vehicle anti-collision warning system according to the present embodiment includes a sensing step S3 of detecting an object and outputting information of the detected object as a warning sound through a speaker of the vehicle audio system 300. And an output step S5.

First, the on / off state of the power switch (not shown) of the vehicle anti-collision warning system is determined (S1), and when the power switch is in the on state, the vehicle anti-collision warning system performs object detection ( S3).

On the other hand, when the power switch is in the off state, the vehicle anti-collision warning system stops detecting the object.

In the sensing step (S3), the sensing units 100a and 100b, which are provided as sensors, sense an object through the front sensing unit 100a disposed in front and the rear sensing unit 100b disposed in the rear.

In detail, the sensing units 100a and 100b detect the shape, the distance, or the position of the object.

If the object is near the front right side of the vehicle, the sensing unit detects through the sensing unit disposed on the right side among the front sensing unit 100a of the vehicle.

Information of the detected object is output as a warning sound through the speaker of the vehicle audio system 300 (S5).

The output step S5 varies the magnitude or number of warning sounds output to the speaker according to the distance from the detected object. For example, the control unit 200 may generate a loud warning sound or increase the frequency of the warning sound as the distance to the object is closer.

In addition, the output step (S5) is different from the speaker for outputting the warning sound according to the position of the detected object. For example, when it is detected that an object is near the front right side of the vehicle, a warning sound may be output through the first speaker 310a at the front right side of the vehicle. Thus, the user can know the position of the object without looking at the display 400.

In addition, in the output step S5, the controller 200 may output a warning sound through the speaker and provide an image of the vehicle moving direction through the display unit 400 through the display unit 400 of the vehicle. This allows the driver to obtain more specific situation information.

As described above, although described with reference to a preferred embodiment of the present invention, those skilled in the art to practice the invention by various modifications or variations within the scope without departing from the spirit and scope of the invention described in the claims can do.

1 is a block diagram showing a conventional vehicle anti-collision warning system.

2 is a conceptual diagram of a vehicle anti-collision warning system according to a preferred embodiment of the present invention.

Figure 3 is a flow chart of a vehicle collision avoidance warning system control method according to a preferred embodiment of the present invention.

** Description of symbols for the main parts of the drawing **

100a: front sensing unit 100b: rear sensing unit

200: control unit 300: vehicle audio system

310a: first speaker 310b: second speaker

310c: third speaker 310d: fourth speaker

400: display unit

Claims (7)

A plurality of sensing units installed in front and rear of the vehicle to sense an external object within a reference distance from the vehicle; A speaker of a vehicle audio system installed at a plurality of locations in a vehicle; And A control unit outputting a warning sound through a speaker corresponding to the sensing unit detecting the object when an external object is detected through the sensing unit Collision alarm system comprising a. The method of claim 1, wherein the speaker, And at least at the driver's front left and right sides and rear left and right sides, respectively. The method of claim 1 or 2, wherein the alarm system, A camera for photographing the situation in front and rear of the vehicle; And Further comprising a display unit for displaying the situation of the front and rear of the vehicle, When the external object is detected through the detection unit, the controller operates the camera in the direction in which the external object is detected, and displays the image taken by the camera through the display unit. Detecting an object within a reference distance from the vehicle using a plurality of sensors attached to front and rear of the vehicle; If an object outside the vehicle is detected, outputting a warning sound through a speaker of the vehicle audio system installed at a position corresponding to the detected object direction Collision alarm system control method comprising a. The method of claim 4, wherein the warning sound output step, And varying the level of the alarm sound according to the distance between the detected object and the vehicle. The method of claim 4, wherein the warning sound output step, And controlling the number of times of outputting the warning sound according to the distance between the detected object and the vehicle. The method of claim 4, wherein And displaying an image of the object captured by a camera in front of or behind the vehicle through an in-vehicle display unit when an object outside the vehicle is detected.
KR1020080134545A 2008-12-26 2008-12-26 Warning system for crash and control method of warning system for crash KR20100076479A (en)

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KR1020080134545A KR20100076479A (en) 2008-12-26 2008-12-26 Warning system for crash and control method of warning system for crash

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Application Number Priority Date Filing Date Title
KR1020080134545A KR20100076479A (en) 2008-12-26 2008-12-26 Warning system for crash and control method of warning system for crash

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101282856B1 (en) * 2011-05-19 2013-07-05 주식회사 아이에이 System for offering vehicle information and control method thereof
WO2017135678A1 (en) * 2016-02-01 2017-08-10 이정용 Ship having seabed touring and ship collision prevention functions
US10441017B2 (en) 2017-09-25 2019-10-15 Humax Co., Ltd. User head mounted protection apparatus and method of operating same
KR102338534B1 (en) * 2021-06-18 2021-12-13 주식회사 올비젼 AVN with unit front vehicle crash warning in high speed mode
KR20220167522A (en) * 2021-06-14 2022-12-21 주식회사 엠씨넥스 In-vehicle alarm generating device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101282856B1 (en) * 2011-05-19 2013-07-05 주식회사 아이에이 System for offering vehicle information and control method thereof
WO2017135678A1 (en) * 2016-02-01 2017-08-10 이정용 Ship having seabed touring and ship collision prevention functions
US10441017B2 (en) 2017-09-25 2019-10-15 Humax Co., Ltd. User head mounted protection apparatus and method of operating same
KR20220167522A (en) * 2021-06-14 2022-12-21 주식회사 엠씨넥스 In-vehicle alarm generating device
KR102338534B1 (en) * 2021-06-18 2021-12-13 주식회사 올비젼 AVN with unit front vehicle crash warning in high speed mode

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