阅读说明：本技术 一种可实现分屏显示的电子外后视镜控制系统 (Electronic exterior rear view mirror control system capable of realizing split screen display ) 是由 祝敬海 洪磊 卢伟 佟泊萱 王友明 于 2021-09-28 设计创作，主要内容包括：本发明涉及电子外后视镜技术领域,且公开了一种可实现分屏显示的电子外后视镜控制系统,包括控制模块,所述控制模块包括切换模块、左显示屏、主显示屏和右显示屏,所述主显示屏包括第一分屏和第二分屏,所述左显示屏与第一分屏的输入端和输出端互相连接,所述右显示屏与第二分屏的输出端和输入端互相连接,所述左显示屏的输入端连接有左后视摄像头,所述主显示屏的输入端连接有正后视摄像头,所述右显示屏的输入端连接有右后视摄像头。通过将主显示屏分成第一分屏和第二分屏,使得主显示屏的图像可以分配到左显示屏和右显示屏上进行显示,从而可以在主显示屏遮挡行车视线时进行合理调配,提高行车安全性。(The invention relates to the technical field of electronic exterior rear view mirrors, and discloses an electronic exterior rear view mirror control system capable of realizing split screen display, which comprises a control module, wherein the control module comprises a switching module, a left display screen, a main display screen and a right display screen, the main display screen comprises a first split screen and a second split screen, the input end and the output end of the left display screen and the input end of the first split screen are connected with each other, the output end and the input end of the right display screen and the output end and the input end of the second split screen are connected with each other, the input end of the left display screen is connected with a left rear view camera, the input end of the main display screen is connected with a front rear view camera, and the input end of the right display screen is connected with a right rear view camera. Through dividing into first minute screen and second minute screen with the main display screen for the image of main display screen can distribute and show on left display screen and the right display screen, thereby can carry out reasonable allotment when the main display screen shelters from driving sight, improves driving safety.)

1. An electronic exterior rear view mirror control system capable of realizing split screen display comprises a control module, wherein the control module comprises a switching module, a left display screen, a main display screen and a right display screen, the main display screen comprises a first split screen and a second split screen, the left display screen is connected with the input end and the output end of the first split screen, the right display screen is connected with the output end and the input end of the second split screen, the input end of the left display screen is connected with a left rear view camera, the input end of the main display screen is connected with a front rear view camera, the input end of the right display screen is connected with a right rear view camera, the main rear view camera is fixedly arranged at the middle position of the rear end of a vehicle, the left rear view camera is fixedly arranged at the left side of the vehicle, the right rear view camera is fixedly arranged at the right side of the vehicle, the switching module comprises a switching knob and a voice prompt unit, the switching knob comprises a center fixing shaft (4), a knob rotary disc (2) is sleeved on the outer surface of the center fixing shaft (4), two shifting blocks (3) are fixedly mounted on one side of the knob rotary disc (2), a main switching point (8) is arranged in the middle of the other side of the knob rotary disc (2), two sides of the main switching point (8) are respectively provided with a right switching point (5) and a left switching point (6), an arc-shaped fixed disc (1) is arranged on one side, close to the main switching point (8), of the outer surface of the knob rotary disc (2), and a pointer (7) is arranged at the middle position of the inner wall of the arc-shaped fixed disc (1).

2. The electronic exterior mirror control system capable of realizing split screen display according to claim 1, wherein: the outer surfaces of the left display screen and the right display screen are both provided with hydrophobic films, the first split screen and the left display screen mutually transmit image data through LVDS, and the second split screen and the right display screen mutually transmit image data through LVDS.

3. The electronic exterior mirror control system capable of realizing split screen display according to claim 1, wherein: the voice prompt unit is provided with three prompt categories for prompting a currently displayed video signal, namely, the current display screen carries out voice prompt when displaying an image of a camera corresponding to the current display screen; prompting a current display angle signal, namely prompting when the angle around the vehicle body changes when the display screen is switched by taking the vehicle body as an original point; and (4) prompting signal abnormity and auxiliary prompting, namely detecting and prompting the blockage reason when signal switching is blocked.

4. The electronic exterior mirror control system capable of realizing split screen display according to claim 1, wherein: the observation scope of positive back vision camera is 120, the observation scope of left back vision camera is 75, the observation scope of right back vision camera is 75.

5. The electronic exterior mirror control system capable of realizing split screen display according to claim 1, wherein: arc fixed disk (1) and central fixed axle (4) are all fixed mounting on the rear end face of vehicle steering wheel, shifting block (3) tilting and control and correspond, the correspondence of the left and right sides of shifting block (3) adopts and corresponds the mode with the left and right sides of vehicle wiper.

6. The electronic exterior mirror control system capable of realizing split screen display according to claim 1, wherein: the main display screen is installed on the inner wall of the front end of the vehicle through a folding installation frame, and the left display screen and the right display screen are fixedly installed on two side faces of the vehicle through electronic rotating shafts.

7. The electronic exterior mirror control system capable of realizing split screen display according to claim 1, wherein: the output of left side back vision camera is connected with the input of left display screen, the output of right side back vision camera is connected with the input of right display screen, the output of positive back vision camera is connected with the input of main display screen.

Technical Field

The invention relates to the technical field of electronic exterior rearview mirrors, in particular to an electronic exterior rearview mirror control system capable of realizing split-screen display.

Background

Since the release and execution of the automotive industry policy in 1994, the automotive industry in China has had a great deal of development, and significant progress is made in the enterprise production scale, the automobile output and sales volume, the product variety, the technical level and the market concentration. In the 21 st century, the environment at home and abroad is changed profoundly, the automobile industry in China has good development opportunities and faces serious challenges, and meanwhile, deep contradictions and problems are gradually exposed. To promote the healthy development of the automobile industry, an industrial policy with innovation, foresight, scientificity and guiding significance is needed. The automobile has a plurality of structures, and automobile rearview mirrors and electronic rearview mirrors are required in the driving process, namely, simply speaking, a picture behind the automobile is shot in real time through a camera arranged behind the automobile, and the picture is displayed on a rearview mirror display screen without damage and delay, namely, the real situation behind the automobile is observed through the visual angle of the camera, and the rearview mirrors are continuously developed from a single physical mirror surface to the existing electronic external rearview mirrors.

The existing electronic external rearview mirror can only display the influence of the side surface of the vehicle, and the influence required to be displayed cannot be adjusted to the corresponding display screen according to the personal use habits and special use conditions of different drivers.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides an electronic exterior rear view mirror control system capable of realizing split screen display, which solves the problems that the existing electronic exterior rear view mirror can only display the influence of the side surface of a vehicle and can not adjust the influence to be displayed to the corresponding display screen according to the personal use habits and special use conditions of different drivers in the prior art.

The invention provides the following technical scheme: an electronic exterior rear view mirror control system capable of realizing split screen display comprises a control module, wherein the control module comprises a switching module, a left display screen, a main display screen and a right display screen, the main display screen comprises a first split screen and a second split screen, the left display screen is connected with the input end and the output end of the first split screen, the right display screen is connected with the output end and the input end of the second split screen, the input end of the left display screen is connected with a left rear view camera, the input end of the main display screen is connected with a front rear view camera, the input end of the right display screen is connected with a right rear view camera, the main rear view camera is fixedly arranged at the middle position of the rear end of a vehicle, the left rear view camera is fixedly arranged at the left side of the vehicle, the right rear view camera is fixedly arranged at the right side of the vehicle, the switching module comprises a switching knob and a voice prompt unit, the switching knob comprises a central fixed shaft, a knob rotary table is sleeved on the outer surface of the central fixed shaft, two shifting blocks are fixedly mounted on one side of the knob rotary table, a main switching point is arranged in the middle of the other side of the knob rotary table, a right switching point and a left switching point are respectively arranged on two sides of the main switching point, an arc-shaped fixed disc is arranged on one side, close to the main switching point, of the outer surface of the knob rotary table, and a pointer is arranged at the middle position of the inner wall of the arc-shaped fixed disc.

Preferably, the outer surfaces of the left display screen and the right display screen are both provided with hydrophobic films, the first split screen and the left display screen mutually transmit image data through LVDS, and the second split screen and the right display screen mutually transmit image data through LVDS.

Preferably, the voice prompt unit is provided with three prompt categories for prompting the currently displayed video signal, namely, the current display screen performs voice prompt when displaying the image of the camera corresponding to the current display screen; prompting a current display angle signal, namely prompting when the angle around the vehicle body changes when the display screen is switched by taking the vehicle body as an original point; and (4) prompting signal abnormity and auxiliary prompting, namely detecting and prompting the blockage reason when signal switching is blocked.

Preferably, the observation range of the front-rear view camera is 120 °, the observation range of the left-rear view camera is 75 °, and the observation range of the right-rear view camera is 75 °.

Preferably, the arc-shaped fixed disc and the central fixed shaft are fixedly mounted on the rear end face of the vehicle steering wheel, the shifting block rotates up and down and corresponds to the left and right, and the left and right correspondence of the shifting block adopts a left and right correspondence mode with a vehicle windscreen wiper.

Preferably, the main display screen is mounted on the inner wall of the front end of the vehicle through a folding mounting frame, and the left display screen and the right display screen are fixedly mounted on two side faces of the vehicle through an electronic rotating shaft.

Preferably, the output end of the left rear view camera is connected with the input end of the left display screen, the output end of the right rear view camera is connected with the input end of the right display screen, and the output end of the front rear view camera is connected with the input end of the main display screen.

The invention has the following beneficial effects:

1. this can realize dividing electronic outside rear-view mirror control system of screen display through dividing into first minute screen and second minute screen with the main display screen for the image of main display screen can distribute and carry out demonstration on left display screen and the right display screen, thereby can carry out reasonable allotment when the main display screen shelters from driving sight, improves driving safety.

2. This can realize electronic outside rear-view mirror control system of split screen display through being provided with arc fixed disk and knob carousel, is convenient for the driver to adopt the same application method with the wiper to switch the image position to reduce the adaptation degree of difficulty of new function, improve the convenience of switching.

Drawings

FIG. 1 is a block diagram schematically illustrating the structure of a control module according to the present invention;

FIG. 2 is a block diagram showing the overall structure of the present invention;

FIG. 3 is a block diagram schematically illustrating the structure of a voice prompt unit according to the present invention;

FIG. 4 is a schematic structural diagram of a switching knob according to the present invention;

FIG. 5 is a schematic view of the front and rear view camera display range of the present invention;

FIG. 6 is a schematic view of the display ranges of the left and right rear view cameras of the present invention;

fig. 7 is a schematic diagram of the display range of the left and right display screens after the main display screen is split.

In the figure: 1. an arc-shaped fixed disc; 2. a knob dial; 3. shifting blocks; 4. a central fixed shaft; 5. a right switch point; 6. a left switching point; 7. a pointer; 8. a master switching point.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, an electronic exterior rear view mirror control system capable of implementing split screen display includes a control module, the control module includes a switching module, a left display screen, a main display screen and a right display screen, the main display screen includes a first split screen and a second split screen, the left display screen is connected with an input end and an output end of the first split screen, the right display screen is connected with an output end and an input end of the second split screen, the input end of the left display screen is connected with a left rear view camera, the input end of the main display screen is connected with a front rear view camera, the input end of the right display screen is connected with a right rear view camera, the main rear view camera is fixedly installed at a middle position of a rear end of a vehicle, the left rear view camera is fixedly installed at a left side of the vehicle, the right rear view camera is fixedly installed at a right side of the vehicle, the switching module includes a switching knob and a voice prompt unit, the switching knob includes a central fixing shaft 4, the surface of central fixed axle 4 has cup jointed knob carousel 2, and one side fixed mounting of knob carousel 2 has two shifting blocks 3, and the centre of 2 opposite sides of knob carousel is provided with main switching point 8, and the both sides of main switching point 8 are provided with right switching point 5 and left switching point 6 respectively, and one side that 2 surfaces of knob carousel are close to main switching point 8 is provided with arc fixed disk 1, and the intermediate position of 1 inner wall of arc fixed disk is provided with pointer 7.

The outer surfaces of the left display screen and the right display screen are provided with hydrophobic films, the first split screen and the left display screen mutually transmit image data through LVDS, the second split screen and the right display screen mutually transmit image data through LVDS, so that the image of the left display screen can be transmitted to the first split screen to be displayed, the image of the right display screen is transmitted to the second split screen to be displayed, or the image of the first split screen is transmitted to the left display screen to be displayed, and the image of the second split screen is transmitted to the right display screen to be displayed.

The voice prompt unit is provided with three prompt categories for prompting a currently displayed video signal, namely, the current display screen carries out voice prompt when displaying an image of a camera corresponding to the current display screen; prompting a current display angle signal, namely prompting when the angle around the vehicle body changes when the display screen is switched by taking the vehicle body as an original point; to signal abnormity suggestion and supplementary suggestion, detect and the suggestion to the reason of being obstructed when signal switching is obstructed promptly to can directly know screen display mode and current display range through voice prompt, in time detect and feed back the fault type when transmission signal breaks down simultaneously.

The observation range of the front and rear view cameras is 120 degrees, the observation range of the left rear view camera is 75 degrees, the observation range of the right rear view camera is 75 degrees, the surrounding conditions of the vehicle are observed through different cameras, and meanwhile, the range, in which the front and rear view cameras are not intersected with the left and right rear view cameras, can be divided into half and displayed through the left and right display screens.

Wherein, arc fixed disk 1 and central fixed axle 4 are all fixed mounting on the rear end face of vehicle steering wheel, and shifting block 3 rotates from top to bottom and corresponds with controlling, and the correspondence of controlling of shifting block 3 adopts and corresponds the mode with the left and right sides of vehicle wiper to make the faster shang shou of switching knob, reduce the adaptation degree of difficulty, improve the convenience of switching.

The main display screen is installed on the inner wall of the front end of the vehicle through the folding type installation frame, and the left display screen and the right display screen are fixedly installed on two side faces of the vehicle through the electronic rotating shaft.

The output end of the left rear-view camera is connected with the input end of the left display screen, the output end of the right rear-view camera is connected with the input end of the right display screen, and the output end of the front rear-view camera is connected with the input end of the main display screen.

When the automobile is in work, a vehicle is started, the main switching point 8 is in a conventional state and corresponds to the pointer 7, the main display screen displays images collected by the front-view camera and the rear-view camera, the left display screen and the right display screen respectively display the images collected by the left rear-view camera and the right rear-view camera, when the image of the first split screen needs to be transferred to the left display screen and the image collected by the left rear-view camera to be displayed together, the shifting block 3 can be shifted upwards to enable the left switching point 6 to correspond to the pointer 7 so as to be switched, when the image of the second split screen needs to be transferred to the right display screen and the image collected by the rear-view camera to be displayed together, the shifting block 3 can be shifted downwards to enable the right switching point 5 to correspond to the pointer 7 so as to be switched, otherwise, the images of the left display screen and the right display screen can be transferred back to the main display screen respectively, the main display screen can be folded when the main display screen obstructs the sight line, therefore, the system can better serve the driver and improve the driving safety.

In summary, the following steps: through dividing into first minute screen and second minute screen with the main display screen for the image of main display screen can distribute and show on left display screen and the right display screen, thereby can carry out reasonable allotment when the main display screen shelters from the driving sight, improve driving safety, through being provided with arc fixed disk 1 and knob carousel 2, the driver of being convenient for adopts the same application method with the wiper to switch the image position, thereby reduce the adaptation degree of difficulty of new function, improve the convenience of switching.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.