TW201829225A - Smart rearview apparatus and monitoring method thereof - Google Patents

Abstract

A smart rearview apparatus installed on a vehicle includes at least a three-axis video camera, a display device, an alarm device and a processing device. The three-axis video camera includes a three-axis rotating module, a zoom lens module with wide-angle lens. The display device is used to display the outdoor scenes. The alarm device is used to generate an alarm message. The processing device is used to control the three-axis video camera and the alarm device according to the outdoor scenes captured by the three-axis video camera.

Description

 Vehicle intelligent backlighting device and monitoring method thereof  

The invention relates to a vehicle intelligent backlight device and a monitoring method thereof, in particular to a vehicle intelligent backlight device capable of increasing vehicle safety and a monitoring method thereof.

In order to maintain the safety of the vehicle on the road, both large and small passenger cars and large and small trucks will be equipped with two rear-view mirrors on the left and right sides and facing the rear, so that the driver can view the vehicle from the rear view mirror. Sight.

However, the rear view mirror is fixed on the left and right sides of the vehicle, and it is impossible to completely see the scene outside the vehicle, and becomes a dead angle of driving, and in driving, the driver can view the scene outside the vehicle from the rear view mirror, especially the left driver. Vehicles need to constantly turn their heads to look at the rear view mirror on the right side of the vehicle to observe the right side of the car, affecting the observation of the direction of travel, and it is not safe for driving.

The reason is that the inventors have felt that the above-mentioned deficiency can be improved, and it is the application of the research and coordination with the theory, and finally proposes a invention which is reasonable in design and effective in improving the above-mentioned deficiency.

The object of the present invention is to provide a vehicle intelligent backlight device and a monitoring method thereof, which can reduce the dead angle of the vehicle and enable the driver to clearly see the rear vehicle without turning the head, so as to increase the safety of the vehicle.

In order to achieve the above, the present invention provides a vehicle intelligent backlight device for mounting on a vehicle, comprising: a three-axis camera device, disposed outside the vehicle, having a three-axis steering module for three axes Steering, having a zoom lens group for zooming to zoom out or zoom in, and the zoom lens group having a waterproof/dustproof/anti-fog/scratch resistant lens; a display device disposed inside the vehicle The utility model is configured to automatically display an exterior image captured by the three-axis camera after the vehicle is started; a prompting device is disposed inside the vehicle for issuing a safety prompt message; and a processing device coupled to the three-axis The photographic device, the prompting device and the display device are configured to determine an off-camera image captured by the three-axis photographic device, and thereby control the three-axis steering module to perform axial steering and control The zoom lens group performs zooming and field of view switching, and controls the prompting device to issue the safety alert message.

In order to achieve the above, the present invention provides a monitoring method for a vehicle smart backlight device, which is applicable to a vehicle, including: providing a vehicle smart backlight device, the vehicle smart backlight device including a three-axis camera device, and a display The device and the processing device are respectively coupled to the processing device; the external imaging image is captured by using the three-axis imaging device, and the three-axis imaging device comprises a three-axis steering module and a zoom lens group; displaying the vehicle exterior image by using the display device; determining, by the processing device, whether there is an object close to the vehicle in the vehicle exterior image; if it is determined that there is an object close to the vehicle and the vehicle exterior image When the object in the middle is close to the obstacle object beside the vehicle, the three-axis steering module is controlled to axially rotate toward the obstacle object, and the zoom lens group is controlled to be switched to a wide-angle field of view, and the wide-angle field of view is used to obtain the A wide-angle image of the obstacle object causes the display device to display a wide-angle image of the obstacle object.

As described above, the present invention provides a vehicle intelligent backlight device and a monitoring method thereof. The three-axis steering device has a three-axis steering module capable of three-axis steering, and has a zoom lens group capable of zooming and capturing images. Zooming in or zooming in, and the zoom lens unit has a waterproof/dustproof/anti-fog/scratch-proof lens to enhance environmental adaptability. Therefore, the three-axis camera has an axial steering function and a zoom function to greatly reduce the dead angle of driving. And the display device can display the image of the vehicle taken by the three-axis camera device, so that the driver can face the front in the driving position, and the vehicle can be clearly seen from the front display device without turning the head, thereby increasing the vehicle. Safety.

10,10a,10b‧‧‧Three-axis camera

101‧‧‧Three-axis steering module

102‧‧‧ zoom lens set

1021‧‧‧ lens

20‧‧‧ display device

30‧‧‧ prompt device

40‧‧‧Processing device

60‧‧‧Range Radar

M‧‧‧ vehicles

T‧‧‧ objects

P‧‧‧ outside image

A, B, C, D, E, F‧‧‧ areas

1 is a schematic view of the vehicle exterior of the vehicle according to the present invention applied to a vehicle.

2 is a partial schematic view of a vehicle intelligent rear view device applied to a vehicle according to the present invention.

3 is a block diagram of a vehicle smart backlight device of the present invention.

Fig. 4 is a detailed block diagram of the three-axis type photographing apparatus of Fig. 3.

FIG. 5 is a schematic view showing the use state of the vehicle smart backlight device of the present invention applied to a vehicle (1).

Fig. 6 is a schematic view showing the use state of the vehicle smart backlight device of the present invention applied to the vehicle (2).

Fig. 7 is a schematic view showing the use state of the vehicle smart backlight device of the present invention applied to the vehicle (3).

FIG. 8 is a partial schematic view showing a second embodiment of a vehicle smart backlight device of the present invention applied to a vehicle.

FIG. 9 is a partial schematic view showing the interior of a vehicle applied to a vehicle according to a third embodiment of the vehicle smart backlight device of the present invention.

Fig. 10 is a schematic view (1) of a blind spot of a line of sight generated by a conventional large vehicle.

Figure 11 is a schematic view of a blind spot of a line of sight produced by a conventional large vehicle (2).

Figure 12 is a block diagram of a fourth embodiment of the vehicle smart backlight device of the present invention.

FIG. 13 is a schematic diagram of the vehicle exterior of the fourth embodiment of the vehicle smart backlight device of the present invention applied to a vehicle.

Figure 14 is a flow chart of the present invention.

The following is a specific embodiment to illustrate the implementation of the "vehicle intelligent backlight device and its monitoring method" disclosed by the present invention. Those skilled in the art can easily understand the advantages of the present invention by the contents disclosed in the specification. With the effect. The present invention may be carried out or applied in various other specific embodiments, and various modifications and changes can be made without departing from the spirit and scope of the invention. In addition, the drawings of the present invention are merely illustrative and are not intended to be construed in terms of actual dimensions. The following embodiments will further explain the related technical content of the present invention, but the disclosure is not intended to limit the technical scope of the present invention.

First, referring to FIG. 1 to FIG. 4, an embodiment of the present invention provides a vehicle smart backlight device. The vehicle smart backlight device is used to mount on the vehicle M, such as a passenger car, a bus, a small truck or a large truck. The vehicle smart backlight device basically includes a three-axis photographing device 10, a display device 20, a prompting device 30, and a processing device 40.

The three-axis imaging device 10 is for capturing and acquiring an image outside the vehicle, and can be further divided into a left-axis three-axis imaging device 10a and a right-side three-axis imaging device 10b, and a left-side three-axis imaging device 10a. On the left side of the vehicle M, the right-side triaxial type photographing device 10b is disposed on the right side of the vehicle M, and the left-side triaxial photographing device 10a and the right-side triaxial photographing device 10b can replace the left rear mirror and the right rear of the vehicle M, respectively. Photo mirror. However, in practice, the left-side three-axis imaging device 10a and the right-side three-axis imaging device 10b may not be replaced by the left rear mirror and the right rear mirror of the vehicle M, and may be attached to other parts of the vehicle M. As long as it is adjacent to the left side and the right side of the vehicle M, respectively, it is also possible to replace the right rear view mirror of the vehicle M with only the right three-axis type photographing device 10b. The number of triaxial photography devices 10 can be one or a group.

In detail, as shown in FIG. 4, the three-axis photographic apparatus 10 has a three-axis steering module 101 for three-axis steering, and the three-axis steering module 101 can be in the X-direction, the Y-direction, and the Z-direction. The stepper motor is used to achieve steering in three axial directions. The triaxial camera 10 also has a zoom lens set 102 to zoom in or zoom in. The zoom lens set 102 can be an optical zoom lens set and has more than twice the optical zoom capability. In addition, the zoom lens group 102 also has a waterproof/dustproof/anti-fog/scratch resistant lens 1021 (FIG. 2) to prevent rain, dust from entering the inside of the lens 1021 and the formation of water mist, and to prevent the wind and sand from scratching the surface of the lens 1021. Improve environmental adaptability. Furthermore, the zoom lens group 102 can be switched to one of a wide-angle field of view or a normal field of view. The three-axis steering module 101 and the zoom lens group 102 are respectively coupled to the processing device 40 and are respectively controllable by the processing device 40.

The display device 20 is disposed inside the vehicle M for automatically displaying an exterior image captured and output by the triaxial camera 10 after the vehicle M is activated. The display device 20 can replace the rear view mirror inside the vehicle M (as shown in FIG. 2), and can display an off-board image captured by the triaxial photographing devices 10a, 10b using a display technology such as an LCD display panel or an LED display panel. Further, the display device 20 has a divided screen, and can simultaneously display the external image captured by the left-viewing three-axis imaging device 10a and the right-detecting three-axis imaging device 10b on the divided screen, or splicing into one image display. Thereby, the driver can simultaneously view the vehicle exterior image captured by the left-viewing three-axis imaging device 10a and the right-measuring three-axis imaging device 10b from the display device 20.

The prompting device 30 is disposed inside the vehicle M and can also be integrated into the display device 20 for issuing safety prompt information. The prompting device 30 may include sounding and illuminating elements such as buzzers and LEDs to emit safety prompt information of sounds, lights or flashing lights. The display device 20 can also be used to display security alert information to display security alert information such as images or text.

The processing device 40 is coupled to the three-axis camera device 10, the display device 20, and the prompting device 30 for determining the image of the vehicle that is captured and output by the three-axis camera device 10, thereby controlling the three of the three-axis camera device 10. The shaft steering module 101 performs axial steering, and controls the zoom lens group 102 to perform zooming and field of view switching, and the control prompting device 30 issues a safety alert message.

Further, when the processing device 40 determines that the object in the vehicle exterior image is a moving object approaching the vehicle M, the zoom lens group 102 of the triaxial camera device 10 is controlled to zoom to obtain the image after the object is zoomed, so that the display device is enabled. 20 displays the image after the object is zoomed, and causes the prompting device 30 to issue a safety alert message.

As an example, as shown in FIG. 5, when the processing device 40 determines that the object T is at a low speed of 40 km/h and approaches the right rear vehicle of the vehicle M, the processing device 40 controls the zoom lens group 102 of the right triaxial type image capturing device 10b. When the processing device 40 determines that the object T is approaching the right rear vehicle of the vehicle M at a high speed of 60 km/h, the processing device 40 controls the zoom lens group 102 of the right-side triaxial photographing device 10b to perform three-fold zooming. Therefore, zooming can be performed according to the speed of the object close to the vehicle M to zoom in on the image of the object, or the image of the object can be zoomed in through the digital zoom. In addition, according to the habits of different drivers, the zoom of the zoom lens group 102 can be set and memorized, so that the processing device 40 of the vehicle M can control the zoom of the zoom lens group 102 according to the habits of different drivers to adapt to different drivers. Habits. Thereby, the driver can face the front in the driving position, and it is possible to clearly see the right rear vehicle from the display device 20 without turning his head to look at the rear mirror on the right side, so as to increase the safety of the vehicle.

As another example, when the processing device 40 determines, by using the image recognition technology, that the object T in the vehicle exterior image is an obstacle object beside the vehicle M, such as a roadside dark groove at the lower right side of the vehicle M, etc. The processing device 40 controls the three-axis steering module 101 of the right-side triaxial camera device 10b to perform axial rotation to face the obstacle object at the lower right of the vehicle M, and control the zoom lens group 102 to switch to a wide-angle field of view, and obtain the wide-angle field of view. The wide-angle image of the obstacle causes the display device 20 to display a wide-angle image of the obstacle and causes the prompting device 30 to issue a safety alert message. In this way, the driver is in the driving position, facing forward, without turning his head to look at the right rear view mirror, you can clearly see the roadside ditch at the lower right of the vehicle to avoid the situation where the wheel is trapped in the roadside ditch.

As another example, when the processing device 40 determines, by using the image recognition technology, that the object T in the vehicle exterior image is an obstacle object beside the vehicle M, such as a safety island, the obstacle is highlighted, especially when the vehicle M goes. When the right rear is reversed, there is often a situation in which it is too close to the safety island. If there is too close to the safety island, the processing device 40 controls the three-axis steering module 101 of the right-side triaxial camera 10b to perform the shaft. Rotating to face the obstacle object at the lower right of the vehicle M, and controlling the zoom lens group 102 to switch to a wide-angle field of view, acquiring a wide-angle image of the obstacle object in a wide-angle field of view, causing the display device 20 to display a wide-angle image of the obstacle object, and causing the prompting device 30 Send a security message. In this way, the driver can face the front in the driving position without turning his head to look at the right rear view mirror, so that the safety island at the lower right of the vehicle can be clearly seen to maintain a proper safety distance between the vehicle and the surrounding environment.

In addition, the processing device 40 can also control the automatic exposure of the triaxial camera 10b according to the object T in the image of the vehicle to obtain an image with moderate exposure of the object T. Therefore, the driver can more clearly understand the moderate image by the object T. See the obstacles on the sides of the vehicle or the vehicles next to the vehicle.

Please refer to Figure 8. A second embodiment of the present invention provides a vehicle smart backlight device. In the embodiment, the display device 20 is a head-up display (HUD), so that the vehicle exterior image P captured by the three-axis camera device 10 can be projected on the windshield of the vehicle M, so that the driver faces the driving position. In front, you can see the image of the car taken by the three-axis camera unit 10.

Please refer to Figure 9. A third embodiment of the present invention provides a vehicle smart backlight device. In this embodiment, the display device 20 is a curved large-sized OLED display, which can be extended from the front of the driver's seat to the front of the passenger's seat to display the image of the vehicle taken by the three-axis camera device 10, so that the driver can easily view the outside of the vehicle. situation. In addition, the display device 20 can also be integrated with the vehicle dashboard as a composite display device to display information such as vehicle speed.

Please refer to FIG. 10 to FIG. Figures 10 and 11 are schematic views of the blind spots of the line of sight produced by conventional large vehicles. Since large vehicles are more likely to have a blind spot of sight in front of, behind, left, and right sides of the vehicle due to the height of the driver's seat, such as the A, B, C, D, E, and F regions shown in Figs. Therefore, as shown in FIGS. 12 and 13, a fourth embodiment of the present invention provides a vehicle smart backlight device. In the present embodiment, the vehicle smart backlight device further includes a ranging radar 60. The ranging radar 60 is coupled to the processing device 40, and the ranging radar 60 can be an ultrasonic radar or a millimeter wave radar capable of measuring farther. Further, the ranging radar 60 may be disposed on the vehicle M, such as a bumper in front of and behind the bus, container truck, gravel car, or tank truck. Moreover, the ranging radar 60 disposed in front of the vehicle M is used to detect the front of the vehicle M to obtain the first detection information of the blind area in front of the vehicle M, and the ranging radar 60 disposed behind the vehicle M is used to face the rear of the vehicle M. Detecting to obtain the second detection information of the blind area behind the vehicle M. Further, the three-axis type photographing devices 10a, 10b disposed on the left and right sides of the vehicle M are respectively photographed toward the left side and the right side of the vehicle M to obtain an outside image (blind area image) of the left and right blind areas of the vehicle M, respectively, due to For the reason of the height of the vehicle M, the processing device 40 can control the three-axis steering module 101 of the three-axis type photographing device 10a, 10b to perform axial rotation to be biased under the vehicle M to capture a blind spot of the line of sight caused by the height of the driver's seat (as shown in the figure). 13, E, F area).

The processing device 40 is configured to receive the first detection information, the second detection information, and the blind spot image. Therefore, when driving, the processing device 40 can determine according to the received first detection information, the second detection information, and the blind spot image. It is determined whether there is a close object in the blind area, the rear blind area, the left side and the right side blind area of the vehicle M, and according to the determination result, the prompting device 30 issues a safety alert message and displays it on the display device 20.

The first detection information may be distance information between the vehicle M and the preceding vehicle or the obstacle, and the second detection information may be distance information between the vehicle M and the rear vehicle or the obstacle. In addition, a distance measuring radar 60 may be added on both sides of the vehicle M or the three-axis type photographing devices 10a, 10b, so that the first detecting information may be the distance information between the vehicle M and the left vehicle or the obstacle, so that the second detecting is performed. The information may be distance information between the vehicle M and the right vehicle or obstacle. Thereby, the processing device 40 can determine the blind zone before and after the vehicle M through the distance information acquired by the ranging radar 60, and can determine the blind zone on both sides of the vehicle M through the blind spot image captured by the triaxial camera device 10, and determine when When there is a close object (vehicle or obstacle) in the blind spot, the control prompting device 30 issues a safety alert message and displays it on the display device, so that the driver notices that there is a relevant situation in the blind spot where the front, rear, left side and right side of the vehicle generate a line of sight. Slow down or honk the horn to increase the safety of the car.

Please refer to Figure 14, and please refer to Figures 1 to 13 as appropriate. Another embodiment of the present invention provides a method for monitoring a vehicle backlight device.

First, a vehicle backlighting device is provided. The vehicle rear view device includes a three-axis camera device 10, a display device 20, and a processing device 40. The number of the three-axis camera device 10 can be two and can be respectively disposed on both sides of the vehicle M, including the three-axis steering module 101. The zoom lens group 102 and the display device 20 can be disposed inside the vehicle M, and the three-axis camera device 10 and the display device 20 are respectively coupled to the processing device 40.

An off-camera image is taken using the three-axis camera 10. In addition, the display device 20 is used to display an image outside the vehicle.

Then, using the processing device 40, the object in the vehicle exterior image is judged, and the corresponding control is executed based on the determination result.

In detail, when the image recognition technology is used to determine that the object in the vehicle exterior image is an obstacle object beside the vehicle M, such as an obstacle such as a roadside ditch at the lower right side of the vehicle M, the processing device 40 can control the right side triaxial photography. The three-axis steering module 101 of the device 10b performs axial rotation to face the roadside ditch at the lower right side of the vehicle M, and controls the zoom lens group 102 to switch to a wide-angle field of view, and obtains a wide-angle image of the roadside ditch in a wide-angle field of view, thereby displaying an obstacle. A wide-angle image of the object. In this way, the driver is in the driving position, facing forward, without turning his head to look at the right rear view mirror, you can clearly see the roadside ditch at the bottom right of the vehicle to avoid the situation where the wheel is trapped in the roadside ditch.

In addition, when the image recognition technology is used to determine that the object in the vehicle exterior image is an obstacle object beside the vehicle M, such as an obstacle such as a safety island, the processing device 40 can control the three-axis steering module of the right three-axis camera device 10b. 101 performs axial rotation to face the safety island at the lower right of the vehicle M, and controls the zoom lens group 102 to switch to a wide-angle field of view, and obtains a wide-angle image of the safety island in a wide-angle field of view, thereby displaying a wide-angle image of the obstacle. In this way, the driver can face the front in the driving position without turning his head to look at the right rear view mirror, so that the safety island at the lower right of the vehicle can be clearly seen to maintain a proper safety distance between the vehicle and the surrounding environment.

Furthermore, the vehicle backlight device further includes a ranging radar 60. The ranging radar 60 is coupled to the processing device 40. Then, using the ranging radar 60, detecting to the front and the rear of the vehicle M to obtain the first detection information and the second detection information respectively, wherein the first detection information may be the distance between the vehicle M and the preceding vehicle or obstacle Information, the second detection information may be distance information between the vehicle M and the rear vehicle or obstacle. And, according to the first detection information and the second detection information, it is determined whether there is a close object, and if it is determined that there is a close object, a safety prompt message is generated. In this way, in addition to the vehicle exterior image (blind zone image) captured by the triaxial camera 10 to determine the blind zone on both sides of the vehicle M, the distance information obtained by the ranging radar 60 is further used to determine the blind zone before and after the vehicle M to eliminate the vehicle. The blind spot of sight caused by M has an adverse effect on safe driving, and the safety of the vehicle is increased.

In summary, the present invention provides a vehicle smart backlight device and a monitoring method thereof. The three-axis camera device 10 has a three-axis steering module 101 capable of three-axis steering, and has a zoom lens group 102. The zoom lens is used to zoom out or zoom in, and the zoom lens group 102 has a waterproof/dustproof/anti-fog/scratch resistant lens 1021, which can enhance environmental adaptability, and therefore has an axial steering function through the three-axis imaging device 10 and The zoom function can greatly reduce the dead angle of the driving, and the front and rear ranging radars 60 can completely eliminate the dead angle of the driving, and the display device 20 in front of the vehicle can display the image of the vehicle taken by the three-axis camera device 10, so that the image can be displayed. The driver is in the driving position, facing forward, and can clearly see the car from the display device 20 in front of the car without turning the head, thereby increasing the safety of the car.

The above is only the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Therefore, the equivalent changes of the present invention and the contents of the drawings are all included in the protection of the present invention. Within the scope, it is combined with Chen Ming.

Claims (9)

 A vehicle intelligent backlight device for mounting on a vehicle, comprising: a three-axis camera device, disposed outside the vehicle, having a three-axis steering module for three-axis steering, having a zoom lens group, Zooming to zoom out or zoom in, and the zoom lens group has a waterproof/dustproof/anti-fog/scratch-proof lens; a display device is disposed inside the vehicle for automatically displaying after the vehicle is started An external image captured by the triaxial camera; a prompting device disposed inside the vehicle for issuing a safety alert message; and a processing device coupled to the triaxial camera, the prompting device, and the The display device is configured to determine, according to the vehicle exterior image captured by the three-axis camera device, to control the three-axis steering module to perform axial steering, and control the zoom lens group to perform zoom and field of view switching, And controlling the prompting device to issue the safety alert message.    The vehicle smart backlight device of claim 1, wherein when the processing device determines that the object in the vehicle exterior image is an object approaching the vehicle, the zoom lens group is controlled to zoom to obtain The image after the object is zoomed causes the display device to display the zoomed image of the object, and causes the prompting device to issue the safety alert message.    The vehicle smart backlight device of claim 1, wherein the three-axis steering module controls the axial direction when the processing device determines that the object in the vehicle exterior image is an obstacle object beside the vehicle. Rotating to face the obstacle object, and controlling the zoom lens group to switch to a wide-angle field of view, acquiring a wide-angle image of the obstacle object in a wide-angle field of view, causing the display device to display a wide-angle image of the obstacle object, and The prompting device issues the safety alert message.    The vehicle smart backlight device of claim 1, wherein the display device is a head up display.    The vehicle smart backlight device of claim 1, wherein the display device is a curved OLED display.    The vehicle intelligent backlight device of claim 1, further comprising a ranging radar, the ranging radar being disposed outside the vehicle and coupled to the processing device, wherein the number of the ranging radars is The processing device is further configured to determine, according to the first detection information and the second detection information, whether there is an object close to the vehicle, And when it is determined that there is an object close to the vehicle, the prompting device is caused to issue the safety alert message, and causes the display device to display the safety alert message.    A method for monitoring a vehicle smart backlight device, applicable to a vehicle, comprising: providing a vehicle smart backlight device, the vehicle smart backlight device comprising a three-axis camera device, a display device and a processing device, the three-axis type The photographic device and the display device are respectively coupled to the processing device; the external image is captured by using the three-axis photographic device, the three-axis photographic device includes a three-axis steering module and a zoom lens group; and the display device is used to display Using the processing device to determine whether there is an object close to the vehicle in the image of the vehicle; if it is determined that there is an object close to the vehicle and the object in the image outside the vehicle is close to the vehicle And controlling the three-axis steering module to axially rotate the obstacle object, and controlling the zoom lens group to switch to a wide-angle field of view, and acquiring a wide-angle image of the obstacle object in a wide-angle field of view to make the display The device displays a wide-angle image of the obstacle object.    The method for monitoring a vehicle smart backlight device according to claim 7, wherein the vehicle smart backlight device further comprises a ranging radar coupled to the processing device; and using the ranging radar to face the vehicle Detecting front and rear to obtain first detection information and second detection information respectively; and using the processing device to determine whether there is proximity to the vehicle according to the first detection information and the second detection information The object is caused to display a safety alert message if it is determined that there is an object close to the vehicle.    The method for monitoring a vehicle smart backlight device according to claim 8, wherein the first detection information is distance information between the vehicle and a preceding vehicle or an obstacle, and the second detection information is the vehicle and Distance information of the rear vehicle or obstacle.