KR200273320Y1 - Room-mirror for an automobile - Google Patents

Abstract

The present invention relates to a rearview mirror for a car that is easy to rear view, in a rearview mirror for a vehicle mounted inside a vehicle, a frame (11), a mirror 12 mounted on the front of the frame, and a room A liquid crystal display monitor (TFT-LCD) 20 which outputs a rear view taken by being mounted to one side of the front surface of the mirror 10 and outputs a measurement distance to an obstacle, and a frame 11 of the room mirror 10. It is installed at the lower center, the operation button 30 to operate the surveillance camera to output the rear situation as an image from the TFT-LCD (20) and attached to the license plate 41 while the bolt function of the license plate 41 together And the surveillance camera 40 which continuously photographs the rear situation of the vehicle 10 and transmits the rear photographing signal to the TFT-LCD 20, and the distance data measuring the distance between the vehicle and the obstacle. Ultrasonic sensor 50 to transmit to 20, and controls to control the components Is formed is composed of units (60).

The control unit 60 receives the image signal from the surveillance camera 40 by continuously photographing the rear situation in the surveillance camera 40, and thrusts the image signal through the TFT-LCD 20 through the signal amplifier. From the control box 42 and the ultrasonic sensor 50 obtained the direction and distance data with the obstacle, the direction and distance data with the obstacle are transmitted to the control box 42, the obstacle in the TFT-LCD 20 Auxiliary control box 52 for digitally outputting the distance and the distance between the obstacle and the vehicle is less than a certain value is composed of a buzzer 54 that receives a signal by the auxiliary control box 52 to ring the buzzer When the obstacle measured by the ultrasonic sensor 50 is on the right side, the auxiliary control box 52 is connected to the control box 42 so that the measurement distance is output to the upper left side of the TFT-LCD 20. Direction and distance data Transmission, if there is an obstacle located in the right to transmit the direction and distance data of an obstacle so that the measured distance is outputted to the upper right of the TFT-LCD (20).

Therefore, the rear view of the vehicle can be completely secured by the surveillance camera installed on the license plate, and the vehicle distance with the rear vehicle can be measured by the ultrasonic sensor and then displayed together with the image in the room mirror. Even the novice driver can operate safely.

In addition, since the position of the surveillance camera is installed at the lower end of the vehicle, the driver can secure the rear view through the room mirror even in an emergency situation in which the rear trunk is opened.

Description

Room mirror for easy rear view {Room-mirror for an automobile}

The present invention relates to a room mirror for an automobile, and more particularly, a camera and an ultrasonic sensor are attached to the rear of a vehicle, and a rear view mirror is mounted in the room mirror so that the driver can move backwards. In this case, as well as safe driving according to the secure rear secured, it is related to a rear view mirror for the car easy to see the rear view from time to time.

In general, when the driver wants to reverse the vehicle, the driver drives the vehicle after securing a rear view through the rearview mirror or both side mirrors. Here, the rear side of the vehicle is harder to adjust the distance, and often the driver may inadvertently contact the driver behind the car, which remains a difficult problem that only an experienced driver can overcome.

In addition, there may be obstacles or small children in the so-called blind spots, which are not visible from the room mirrors and both side mirrors, and in this case may cause serious damage to the vehicle, as well as serious injury. .

In order to solve the above problem to some extent, as shown in FIG. 3, a sensor sensor (1) installed in the space between the trunk door or the rear light and the bumper, the rear of the vehicle according to the signal from the sensor (1) The main body is connected to a power line that supplies current to the tail light (3) by the operation of the on / off switch (2) when the vehicle is reversed by measuring the distance from a person or an obstacle and outputting a corresponding signal wirelessly or by wire. It is a rear-monitoring device composed of a control box (4) and a monitor (5) installed at a position convenient for a driver in a car to display an alarm sound and a distance by the signal from the main control box (4). .

In this case, the sensor 1 is an ultrasonic sensor, an infrared sensor, or the like. The on / off switch 2 is a switch for turning on the rear light 3 to inform the rear that the vehicle is reversing when the shift lever is positioned backward.

And the monitor (5) is installed in the car room to inform the driver of the distance to the left and right obstacles behind the car by the alarm sound or LED.

However, when the sensor 1 of the rear monitoring device is installed in the upper roof of the trunk or the roof of the vehicle, when the rear trunk is opened due to a sudden situation, the sensor 1 cannot be operated. That is, only the sensor (1) and the monitor (5) still has not fully secured the view of the rear of the vehicle from the driver's seat, especially in the case of beginners had a disadvantage that can not drive safely.

Therefore, the present invention was devised to solve the above problems, and the rear view of the vehicle can be completely secured by a surveillance camera installed on the license plate, and the vehicle distance from the rear vehicle can be measured by an ultrasonic sensor. After that, the measurement distance can be displayed together with the image in the room mirror, so that even a novice driver can drive safely and provide a rear view mirror for the car that can improve the space utilization. The purpose is.

1 is a state of use of the vehicle room mirror applied according to the present invention,

2 is a schematic diagram illustrating a function of a room mirror for a vehicle according to the present invention;

3 is a conventional diagram and is a system diagram corresponding to FIG. 2.

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

10 --- room mirror, 20 --- TFT-LCD,

30 --- operation button, 31 --- brightness adjustment button,

40 --- surveillance cameras, 41 --- license plates,

42 --- control box, 43 --- signal amplifier,

50 --- ultrasonic sensor, 51 --- AMP,

52 --- auxiliary control box, 53 --- frequency correction circuit,

54 --- buzzer.

The present invention for achieving the above object is in the vehicle room mirror mounted in the vehicle,

A frame, a mirror mounted on the front of the frame, a TFT-LCD that outputs the measured rear vision, mounted on one side of the front of the room mirror, and a measurement distance from obstacles, and a center of the bottom of the frame of the room mirror. It is installed at the camera, and the operation button to operate the surveillance camera to output the rear situation from the TFT-LCD as an image, and the rear shooting signal by continuously photographing the rear situation of the vehicle while being mounted on the license plate with the bolt function of the license plate It consists of a surveillance camera for transmitting to the TFT-LCD, an ultrasonic sensor for transmitting the distance data measured by the distance between the vehicle and the obstacle to the TFT-LCD, and a control unit for controlling the components.

In addition, the control unit of the present invention receives the video signal from the surveillance camera by continuously photographing the rear situation in the surveillance camera, the control box for thrusting the video signal through the TFT-LCD through a signal amplifier, and obstacles An auxiliary control box that transmits the direction and distance data of the obstacle to the control box from the ultrasonic sensor obtained the direction and distance data, and digitally outputs the distance of the obstacle from the TFT-LCD, and the distance between the obstacle and the vehicle. Is less than a predetermined value, characterized in that consisting of a buzzer that is buzzer is received by the auxiliary control box signal.

In addition, the present invention transmits the direction and distance data of the obstacle to the control box so that the auxiliary control box is output to the upper left side of the TFT-LCD when the obstacle measured by the ultrasonic sensor is on the right side, When located on the right side, the direction and distance data with the obstacle is transmitted so that the measured distance is output to the upper right side of the TFT-LCD.

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

1 is a state diagram using the vehicle room mirror according to the present invention, Figure 2 is a schematic diagram illustrating the function of the vehicle room mirror according to the present invention. As shown, the vehicle room mirror 10 according to the embodiment of the present invention has a frame 11, a mirror 12, a TFT-LCD 20 (Liquid Crystal Display Monitor), and an operation button 30. ), The surveillance camera 40, the ultrasonic sensor 50 and the control unit 60 for controlling the components.

The frame 10 has an edge formed at an edge thereof, and the mirror 12 is mounted on the front of the frame 11, and the mirror 12 reflects the rear situation of the vehicle 10 so that the driver may be driving. It is possible to check the rear situation of the vehicle 10 during parking / stopping.

The TFT-LCD 20 is mounted on one side of the front surface of the room mirror 10 to simultaneously display various images and measurement distances. That is, the TFT-LCD 20 has a built-in OSD chip, and outputs the rear view taken by the surveillance camera 40 on the entire screen, and outputs the measured distance measured by the ultrasonic sensor 50 at the top.

The surveillance camera 40 continuously photographs the rear situation of the vehicle 10 in the state of being mounted on the license plate 41 while having the bolt function of the license plate 41, and outputs a rear photographing signal to one side of the room mirror 10. Output to the TFT-LCD 20 installed in the. The surveillance camera 40 is a charge coupled device (CCD) camera having a horizontal and vertical angle of view of 150 ° (actual 120 °). In addition, the surveillance camera 40 is located in the center of the bumper in the embodiment of the present invention (see Fig. 1), but when the license plate is installed in the trunk according to the vehicle model is not located in the license plate of the trunk Of course it can be located below.

The operation button 30 is installed at the bottom center of the frame 11 of the room mirror 10. When the operation button is pressed, the surveillance camera is operated to reproduce the rear situation as an image on the TFT-LCD 20. will be.

On the other hand, the brightness control button 31 is installed on the lower left side of the frame 11 of the room mirror 10, to adjust the brightness of the image of the TFT-LCD (20).

The ultrasonic sensor 50 transmits the distance data measuring the distance between the vehicle and the obstacle to the TFT-LCD 20. If the obstacle is on the right side, the ultrasonic sensor 50 measures the distance to the upper left side of the TFT-LCD 20. When the obstacle is located on the right side, the measurement distance is output on the upper right side of the TFT-LCD 20.

The operation of the room mirror 10 of the present invention configured as described above will be described.

First, when the vehicle is stopped, when the operation button 30 is pressed to reproduce the blind spot of the vehicle, the surveillance camera 40 continuously photographs the rear situation to transmit the image signal to the control box 42. Since the control box 42 outputs the video signal to the TFT-LCD 20 via the signal amplifier 43, the rear image is reproduced in the TFT-LCD. At this time, the ultrasonic sensor 50 is supplied with power to the power supply, and the control circuit operates normally, and the auxiliary control box 52 detects the direction and distance data of the obstacle by outputting a driving pulse signal of a predetermined frequency. The distance data with respect to the obstacle is transmitted to the control box 42, and the distance from the obstacle to the TFT-LCD 20 is digitally output through the signal amplifier 43 by the control box 42. Meanwhile, when the obstacle is on the right side, the auxiliary control box 52 transmits the distance data to the control box 42 so that the measurement distance is output on the upper left side of the TFT-LCD 20, and the obstacle is located on the right side. In this case, the distance data is transmitted so that the measurement distance is output on the upper right side of the TFT-LCD 20.

If the distance between the obstacle and the vehicle is less than a predetermined value, the auxiliary control box 52 transmits a predetermined signal to the buzzer 54 so that the buzzer sounds, and the driver may collide with the vehicle and the obstacle through the buzzer sound. You will be able to drive safely. In other words, if the distance from the obstacle is 200cm, 100cm, 80cm, 60cm, 40cm, 20cm, the buzzer will sound, but if the distance is less than 100cm, the distance between the buzzers becomes narrower, so that the driver can be notified of an urgent situation.

Here, the surveillance camera 40 and the ultrasonic sensor 50 is connected to the room mirror 10 by wire, of course, can also be wireless.

On the other hand, when the driver reverses the vehicle, the room mirror 10 is automatically operated to perform the same function as described above, and the rear situation and the distance data with the obstacle are transmitted to the TFT-LCD 20, and the TFT- The LCD 20 outputs the distance between the image and the obstacle at the same time.

According to the present invention described in detail as described above, the rear view of the vehicle can be completely secured by a surveillance camera installed on the license plate, and after measuring the vehicle distance with the rear vehicle by the ultrasonic sensor, the room mirror As the display can be displayed together with the image, even the novice driver can drive safely and can check the distance to the obstacle with the image in the small room mirror, so that the interior space can be fully utilized. .

In addition, since the position of the surveillance camera is installed at the lower end of the vehicle, the driver can secure the rear view through the room mirror even in an emergency situation in which the rear trunk is opened.

In addition, according to the position of the obstacle measured by the ultrasonic sensor, the measurement distance is output from the TFT-LCD, the driver can determine the position of the obstacle accurately.

Claims (3)

In the vehicle room mirror mounted inside the vehicle, A frame 11, a mirror 12 mounted on the front of the frame, and a rear view taken by being mounted on one side of the front surface of the room mirror 10, and outputting a measurement distance with an obstacle. TFT-LCD (20; Liquid Crystal Display monitor), It is installed in the lower center of the frame 11 of the room mirror 10, the operation button 30 to operate the surveillance camera to output the rear situation from the TFT-LCD 20 as an image, With the bolt function of the license plate 41 and the surveillance camera 40 for continuously photographing the rear situation of the vehicle 10 in the state attached to the license plate 41 and transmitting the rear shooting signal to the TFT-LCD 20 and , Ultrasonic sensor 50 for transmitting the distance data measured the distance between the vehicle and the obstacle to the TFT-LCD (20), A rear view easy car rearview mirror, characterized in that consisting of a control unit 60 for controlling the components. The method of claim 1, wherein the control unit 60 receives the video signal from the surveillance camera 40 by continuously photographing the rear situation in the surveillance camera 40, the video signal through the signal amplifier TFT-LCD ( 20) the control box 42 to thrust through the transmission, and the direction and distance data with the obstacle from the ultrasonic sensor 50 obtained the direction and distance data with the obstacle to the control box 42, TFT- The auxiliary control box 52 which digitally outputs the distance between the obstacle from the LCD 20, and when the distance between the obstacle and the vehicle is less than a predetermined value is received by the auxiliary control box 52, the buzzer sounds A rear view mirror for an easy-to-view vehicle, comprising a buzzer (54). The control box 42 of claim 1, wherein the auxiliary control box 52 outputs a measurement distance to the upper left side of the TFT-LCD 20 when the obstacle measured by the ultrasonic sensor 50 is on the right side. It is recommended that the direction and distance data with the obstacle be transmitted to the obstacle, and if the obstacle is located at the right side, the direction and distance data with the obstacle are transmitted so that the measurement distance is output to the upper right side of the TFT-LCD 20. Easy car room mirror.