阅读说明：本技术 流媒体后视镜系统及其控制方法 (Streaming media rearview mirror system and control method thereof ) 是由 申红丽 石宝艳 张国伟 王岩岩 张煦 于 2021-09-28 设计创作，主要内容包括：本发明涉及一种流媒体后视镜系统及其控制方法,一种流媒体后视镜系统包括：第一摄像单元,用于实时采集及录制车辆的前视影像；第二摄像单元,用于实时采集车辆的后视近区影像；第三摄像单元,用于实时采集车辆的后视远区影像；后视镜装置；后视镜装置包括壳体、显示屏及控制器,第一摄像单元连接于壳体,显示屏固定连接于壳体；控制器能够接收影像,并选择性地将前视影像、后视近区影像及后视远区影像中的任一个传输至显示屏。一种流媒体后视镜系统的控制方法,包括：通过控制器接受影像并选择性地将前视影像、后视近区影像及后视远区影像中的任一个传输并显示于显示屏。上述流媒体后视镜系统及其控制方法,满足不同方位实时影像的需求。(The invention relates to a stream media rearview mirror system and a control method thereof, wherein the stream media rearview mirror system comprises: the first camera unit is used for acquiring and recording a forward-looking image of the vehicle in real time; the second camera unit is used for acquiring a rearview near zone image of the vehicle in real time; the third camera unit is used for acquiring a rear-view far-field image of the vehicle in real time; a rearview mirror device; the rearview mirror device comprises a shell, a display screen and a controller, wherein the first camera shooting unit is connected to the shell, and the display screen is fixedly connected to the shell; the controller can receive the images and selectively transmit any one of the front-view image, the rear-view near-zone image and the rear-view far-zone image to the display screen. A control method of a streaming media rearview mirror system comprises the following steps: the controller receives the images and selectively transmits and displays any one of the front-view image, the rear-view near-zone image and the rear-view far-zone image on the display screen. The streaming media rearview mirror system and the control method thereof meet the requirements of real-time images in different directions.)

1. A streaming media rearview mirror system for capturing images of a periphery of a vehicle, the vehicle including a head and a tail, the streaming media rearview mirror system comprising:

the first camera unit is arranged on the head and used for acquiring and recording a forward-looking image of the vehicle in real time;

the second camera unit is arranged on one side of the tail part and is used for acquiring a rear-view near-zone image of the vehicle in real time;

the third camera shooting unit is arranged on one side, far away from the second camera shooting unit, of the tail part and is used for collecting a rear-view far-field image of the vehicle in real time;

a rearview mirror device provided on the head and used for displaying images; the rearview mirror device comprises a shell, a display screen and a controller, wherein the first camera shooting unit is connected to the shell, the display screen is fixedly connected to the shell, and the controller is electrically connected with the display screen, the first camera shooting unit, the second camera shooting unit and the third camera shooting unit; the controller is capable of receiving an image and selectively transmitting any one of the front view image, the rear view near zone image and the rear view far zone image to the display screen.

2. The rearview mirror system as claimed in claim 1, wherein the rearview mirror device further comprises a trigger and a circuit board electrically connected to the display screen, the trigger signal of the trigger is transmitted to the controller via the circuit board, and the controller selects one of the images to be displayed on the display screen according to the trigger signal.

3. The streaming media rearview mirror system of claim 1, wherein the rearview mirror assembly further comprises an extension arm, one end of the extension arm being pivotally connected to the housing, the other end of the extension arm being connected to the head.

4. The rearview mirror system as claimed in claim 3, wherein the rearview mirror assembly further comprises a first connector, a second connector and a power source, the first connector and the second connector are detachably fixed in the extension arm, the display screen is electrically connected to the power source through the first connector, and the display screen is electrically connected to the second camera unit and the third camera unit through the second connector.

5. The rearview mirror system as claimed in claim 4, wherein the extension arm includes a first connecting portion and a second connecting portion detachably connected to each other, the first connecting portion has a first positioning groove and a second positioning groove, the first connector is engaged with the first positioning groove, and the second connector is engaged with the second positioning groove.

6. The streaming media rearview mirror system according to claim 1, further comprising a first fixing base, wherein the first fixing base is installed on one side of the tail portion, and the second camera unit is fixed on the first fixing base and arranged at an included angle with a horizontal line.

7. The streaming media rearview mirror system of claim 1, further comprising a second fixing base, wherein the second fixing base is installed on a side of the tail portion away from the second camera unit, and the third camera unit is fixed on the second fixing base and arranged in parallel with a horizontal line.

8. The streaming media rearview mirror system of claim 1, wherein the first camera unit, the second camera unit and the third camera unit are all cameras, pixels of the cameras are in the millions and above, and a horizontal-to-vertical viewing angle ratio of the cameras is the same as an aspect ratio of the display screen.

9. A control method of a streaming media rearview mirror system is characterized by comprising the following steps:

the front-view image of the vehicle is collected and recorded in real time through the first camera unit, the rear-view near-zone image of the vehicle is collected in real time through the second camera unit, and the rear-view far-zone image of the vehicle is collected in real time through the third camera unit;

and receiving images through a controller, and selectively transmitting and displaying any one of the front view image, the rear view near zone image and the rear view far zone image on a display screen.

10. The control method of a streaming media rearview mirror system according to claim 9, further comprising at least one of:

when the display screen is started, the display screen automatically displays the rear-view far-field image, and the first camera unit automatically stores the recorded front-view image;

the display screen continuously displays the front view image and when the display screen is not operated, the front view image can be automatically switched to the rear view far zone image;

when the vehicle is backed, the display screen automatically displays the back-view near zone image; when the vehicle stops backing, the display screen can be automatically switched to the rear-view far-distance image.

Technical Field

The invention relates to the technical field of automobile driving, in particular to a streaming media rearview mirror system and a control method thereof.

Background

At present, most of the streaming media rearview mirror systems are single-path or double-path images, and in order to take account of the optical rearview mirror mode required by regulations, the display visual field area is limited; meanwhile, the control logic is simple, the transmission distance is short, and the method cannot be applied to complex use working conditions of vehicles.

Disclosure of Invention

Therefore, it is necessary to provide a streaming media rearview mirror system and a control method thereof for solving the problems that the rearview mirror system has a small visual field range and cannot be applied to the complex working conditions of the vehicle.

A streaming media rearview mirror system for capturing images of a periphery of a vehicle, the vehicle including a head and a tail, the streaming media rearview mirror system comprising:

the first camera unit is arranged on the head and used for acquiring and recording a forward-looking image of the vehicle in real time;

the second camera unit is arranged on one side of the tail part and is used for acquiring a rear-view near-zone image of the vehicle in real time;

the third camera shooting unit is arranged on one side, far away from the second camera shooting unit, of the tail part and is used for collecting a rear-view far-field image of the vehicle in real time;

a rearview mirror device provided on the head and used for displaying images; the rearview mirror device comprises a shell, a display screen and a controller, wherein the first camera shooting unit is connected to the shell, the display screen is fixedly connected to the shell, and the controller is electrically connected with the display screen, the first camera shooting unit, the second camera shooting unit and the third camera shooting unit; the controller is capable of receiving an image and selectively transmitting any one of the front view image, the rear view near zone image and the rear view far zone image to the display screen.

The streaming media rearview mirror system integrates functions of a vehicle data recorder and real-time image observation, and a user can switch the forward-looking image, the backward-looking near-zone image and the backward-looking far-zone image through the controller, so that the requirements of observing real-time images in different directions under different working conditions are met.

In one embodiment, the rearview mirror device further comprises a trigger piece and a circuit board, wherein the trigger piece and the circuit board are electrically connected with the display screen, a trigger signal of the trigger piece is transmitted to the controller through the circuit board, and the controller selects one image to be displayed on the display screen according to the trigger signal.

In one embodiment, the rearview mirror device further comprises an extension arm, one end of the extension arm is rotatably connected to the housing, and the other end of the extension arm is connected to the head.

In one embodiment, the rearview mirror device further includes a first connector, a second connector and a power supply, the first connector and the second connector are detachably fixed in the extension arm, the display screen is electrically connected to the power supply through the first connector, and the display screen is electrically connected to the second camera unit and the third camera unit through the second connector.

In one embodiment, the extension arm includes a first connection portion and a second connection portion detachably connected to each other, the first connection portion has a first positioning groove and a second positioning groove, the first connector is engaged with the first positioning groove, and the second connector is engaged with the second positioning groove.

In one embodiment, the camera further comprises a first fixed seat, the first fixed seat is installed on one side of the tail portion, and the second camera shooting unit is fixed on the first fixed seat and arranged at an included angle with a horizontal line.

In one embodiment, the camera further comprises a second fixed seat, the second fixed seat is installed on one side, away from the second camera unit, of the tail, and the third camera unit is fixed on the second fixed seat and arranged in parallel with the horizontal line.

In one embodiment, the first camera unit, the second camera unit and the third camera unit are all cameras, pixels of the cameras are millions and above, and the horizontal-vertical viewing angle ratio of the cameras is the same as the length-width ratio of the display screen.

A control method of a streaming media rearview mirror system is characterized by comprising the following steps:

the front-view image of the vehicle is collected and recorded in real time through the first camera unit, the rear-view near-zone image of the vehicle is collected in real time through the second camera unit, and the rear-view far-zone image of the vehicle is collected in real time through the third camera unit;

and receiving images through a controller, and selectively transmitting and displaying any one of the front view image, the rear view near zone image and the rear view far zone image on a display screen.

Through the arrangement, the user can switch the real-time images in different directions, and the visual field requirements under various complex working conditions such as transportation, backing, unloading and the like are met.

In one embodiment, the method further comprises at least one of the following steps:

when the display screen is started, the display screen automatically displays the rear-view far-field image, and the first camera unit automatically stores the recorded front-view image;

the display screen continuously displays the front view image and when the display screen is not operated, the front view image can be automatically switched to the rear view far zone image;

when the vehicle is backed, the display screen automatically displays the back-view near zone image; when the vehicle stops backing, the display screen can be automatically switched to the rear-view far-distance image.

Drawings

FIG. 1 is a schematic diagram of a streaming media rearview mirror system in one embodiment;

FIG. 2 is a schematic view of a rear view mirror assembly of the streaming media rear view mirror system of FIG. 1;

FIG. 3 is a schematic view of a display screen in the streaming media rearview mirror system of FIG. 1;

FIG. 4 is a schematic view of an extension arm of the streaming media rearview mirror system of FIG. 1;

FIG. 5 is a schematic diagram of a second camera unit in the streaming media rearview mirror system of FIG. 1;

fig. 6 is a schematic diagram of a third camera unit in the streaming media rearview mirror system shown in fig. 1.

Reference numerals:

10. a vehicle; 11. a head portion; 12. a tail portion; 100. a first image pickup unit; 200. a second imaging unit; 300. a third image pickup unit; 400. a rearview mirror device; 410. a housing; 411. a first housing; 422. a second housing; 420. a display screen; 430. a trigger; 440. a circuit board; 450. a first connector; 460. a second connector; 470. an extension arm; 471. a first connection portion; 472. a second connecting portion; 473. a first positioning groove; 474. a second positioning groove; 500. a first fixed seat; 600. a second fixed seat.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1 and 2, in an embodiment of the present invention, a streaming media rearview mirror system is used for capturing images of an outer periphery of a vehicle 10, and the streaming media rearview mirror system includes a first camera unit 100, a second camera unit 200, a third camera unit 300, and a rearview mirror device 400. The vehicle 10 comprises a head portion 11 and a tail portion 12, the first camera unit 100 is arranged on the head portion 11 and used for collecting and recording a front view image of the vehicle 10 in real time, and the second camera unit 200 is arranged on one side of the tail portion 12 and used for collecting a rear view near area image of the vehicle 10 in real time. The third camera unit 300 is disposed at a side of the tail 12 away from the second camera unit 200 and is used for capturing a far-field image of the rear view of the vehicle 10 in real time, and the rearview mirror device 400 is disposed at the head 11 and is used for displaying the image.

As shown in fig. 1, the rearview mirror device 400 includes a housing 410, a display screen 420 and a controller (not shown), wherein the first camera unit 100 and the display screen 420 are both connected to the housing 410. The controller is electrically connected to the display screen 420, the first camera unit 100, the second camera unit 200, and the third camera unit 300, and the controller can receive the images and selectively transmit any one of the front view image, the rear view near area image, and the rear view far area image to the display screen 420.

Through the arrangement, a user can switch the real-time images in different directions through the controller, and the visual field requirements under various complex working conditions such as transportation, backing, unloading and the like are met; and the functions of the automobile data recorder and the real-time image observation are integrated, so that the application range is wide.

In a specific embodiment, when the display screen is in a power-on state, an image can be displayed; when the display screen is in a power-off state, the display screen can be used as an optical rearview mirror.

In one embodiment as shown in fig. 3, the rearview mirror device 400 further includes a trigger 430 and a circuit board 440, and the trigger 430 and the circuit board 440 are electrically connected to the display screen 420.

It is understood that, by triggering the triggering element 430, the triggering signal of the triggering element 430 is transmitted to the controller via the circuit board 440, and the controller selects an image to be displayed on the display 420 according to the triggering signal.

In a specific embodiment, as shown in fig. 3, the triggering member 430 is a key, the key is embedded in the display 420, and the circuit board 440 is fixed in the housing 410. The trigger signal can be transmitted to the controller through the circuit board 440 by pressing the key, thereby controlling the image switching.

In some embodiments, the number of the keys may be at least seven, and each key is independently controlled by the controller and is respectively used for controlling system opening and closing, image switching, function selection, system setting and the like, so that linkage between the keys can be avoided, and stability during operation can be ensured. In other embodiments, the number of keys may be other values, and is not limited in detail herein.

Furthermore, besides manual switching of images through the keys, automatic switching of images can be set through the controller, so that the user can use the device conveniently.

For example, when the display screen 420 is turned on and started, the display screen 420 is set to automatically display a rear-view far-field image, and the first camera unit 100 automatically stores the recorded front-view image, so as to observe road conditions of three lanes behind the vehicle 10 before the vehicle 10 is started, and simultaneously store driving records in a circular covering manner; when the display screen 420 continuously displays the front view image and the display screen 420 is not operated, the front view image is automatically switched to the rear view far zone image to ensure the driving safety; when the vehicle 10 is backing, the display screen 420 automatically displays the rear-view near zone image so as to facilitate the back-view of the road condition in the near zone behind the vehicle 10.

As shown in fig. 4, the rearview mirror device 400 further includes a first connector 450, a second connector 460 and a power supply (not shown), the display screen 420 is electrically connected to the power supply through the first connector 450, and the display screen 420 is electrically connected to the second camera unit 200 and the third camera unit 300 through the second connector 460.

It is understood that, since the first camera unit 100 and the display screen 420 are both located on the head 11 of the vehicle 10, they can be directly electrically connected through a connection wire. The second camera unit 200 and the third camera unit 300 are located at the tail 12 of the vehicle 10 and far away from the display screen 420, and the connection between the connecting wires and the display screen 420 is more convenient and faster by connecting the connecting wires to the plug connectors.

Specifically, in the present embodiment, the number of the first connectors 450 is one, the number of the second connectors 460 is two, and the display screen 420 has three output interfaces. One output interface is connected to the first connector 450, and each of the other two output interfaces is connected to a second connector 460.

The output interface connected to the first connector 450 is an MIPI interface, and the output interface connected to the second connector 460 is an LVDS interface. Through the setting, the streaming media image transmission requirements of different distances are met, and meanwhile, the cost is effectively reduced.

In other embodiments, the output interface connected to the first connector 450 may also be an LVDS interface.

As shown in fig. 4, the rearview mirror assembly 400 further includes an extension arm 470, one end of the extension arm 470 is rotatably connected to the housing 410, and the other end of the extension arm 470 is connected to the head 11.

In particular embodiments, one end of extension arm 470 can be pivotally connected to housing 410 by a ball hinge, pin, or hinge. By rotating the extension arm 470, the positions of the display screen 420 and the first camera unit 100 can be adjusted for the user to observe.

In the embodiment shown in fig. 4, the first hub 450 and the second hub 460 are detachably fixed in the extension arm 470, respectively.

Specifically, in the present embodiment, referring to fig. 4, the extension arm 470 includes a first connection portion 471 and a second connection portion 472 connected to each other. The first connector 471 has a first positioning slot 473 and a second positioning slot 474, the first connector 450 is mounted in the first positioning slot 473, and the second connector 460 is mounted in the second positioning slot 474. Through this setting, the connector dismouting of being convenient for, and the space utilization optimization that makes the extension arm.

In other embodiments, the first connector 450 and the second connector 460 can be detachably fixed in the extension arm 470 by plugging.

In a specific embodiment, the first connection portion 471 and the second connection portion 472 can be detachably connected by clamping, riveting, or the like, so as to facilitate the detachment and installation of the connector in the extension arm 470. Alternatively, the first connection portion 471 and the second connection portion 472 are integrally formed, so that the mechanical strength is high and the integrity is good.

In the embodiment shown in fig. 2, the housing 410 includes a first housing 411 and a second housing 422, and the first housing 411 and the second housing 422 are detachably connected. For example, the first housing 411 and the second housing 422 may be detachably connected by snapping, riveting, or the like.

In this embodiment, referring to fig. 2, one end of the extension arm 470 is rotatably connected to the second housing 422, the first camera unit 100 is rotatably connected to the second housing 422, and the display screen 420 is fixedly connected to the first housing 411, so as to effectively utilize space and prevent interference between components.

In the embodiment, the first camera unit 100, the second camera unit 200, and the third camera unit 300 are all cameras, pixels of the cameras are in the millions and above, and a horizontal-to-vertical viewing angle ratio of the cameras is the same as an aspect ratio of the display screen 420. With this arrangement, the field of view captured by the camera can be displayed more completely through the display screen 420 without stretching or compressing.

For example, the display screen 420 is an 8.8 inch 1080P high-definition display screen 420, the aspect ratio is 8:3, the first camera unit 100, the second camera unit 200, and the third camera unit 300 are all 200 ten thousand pixel cameras, and the horizontal-to-vertical viewing angle ratio of the cameras is 8: 3.

In other embodiments, the first, second and third image capturing units 100, 200 and 300 may also be any one of a single lens reflex camera, a MIPI imaging unit, a network imaging unit or a USB imaging unit.

Referring to fig. 5, the above-mentioned streaming media rearview mirror system further includes a first fixing base 500, the first fixing base 500 is installed at one side of the tail portion 12, and the second camera unit 200 is fixed to the first fixing base 500 and forms an included angle with the horizontal line.

In an exemplary embodiment, the first anchor 500 is fixedly attached to the top side of the cargo box of the rear 12 of the vehicle 10. Through being the contained angle setting with second camera unit 200 and water flat line, the road conditions in the near zone in vehicle 10 rear can be gathered to second camera unit 200 to satisfy the visual angle demand of backing a car.

Referring to fig. 6, the above-mentioned streaming media rearview mirror system further includes a second fixing base 600, the second fixing base 600 is installed at a side of the tail portion 12 far away from the second camera unit 200, and the third camera unit 300 is fixed to the second fixing base 600 and arranged parallel to the horizontal line.

In the illustrated embodiment, the second mounting 600 is fixedly attached to the bottom side frame fender of the rear portion 12 of the vehicle 10. Through being parallel arrangement with third camera unit 300 and water flat line, the road conditions that vehicle 10 rear far zone contains three lane spaces can be gathered to second camera unit 200 to satisfy driving visual angle demand.

Referring to fig. 1 and fig. 2, a method for controlling a streaming media rearview mirror system in an embodiment includes the following steps:

s1, the first camera unit 100 collects and records the front view image of the vehicle 10 in real time, the second camera unit 200 collects the rear view near area image of the vehicle 10 in real time, and the third camera unit 300 collects the rear view far area image of the vehicle 10 in real time;

s2, receiving the image through the controller and selectively transmitting and displaying any one of the front view image, the rear view near area image and the rear view far area image on the display screen 420.

Through the arrangement, the user can switch the real-time images in different directions, and the visual field requirements under various complex working conditions such as transportation, backing, unloading and the like are met.

Specifically, the method further comprises the following steps:

s3, when the display screen 420 is turned on, the display screen 420 automatically displays the far-field rear-view image, and the first camera unit 100 automatically stores the recorded front-view image.

It can be understood that the image of the far-distance rearview area is automatically displayed after the vehicle is started, so that the user can conveniently observe the road conditions of three lanes behind the vehicle 10 before starting the vehicle 10. Meanwhile, the first camera unit 100 automatically records and stores the acquired images, so that the function of the automobile data recorder can be realized. For example, the internal memory may automatically save the latest image for a period of 4 hours in a cyclic overlay manner.

S4, when the front view image is continuously displayed on the display 420 and the display 420 is not operated, the front view image is automatically switched to the rear view far field image.

It can be understood that the display screen 420 is automatically switched to the rear-view far-distance image when not operated, and the road conditions of three lanes behind the vehicle 10 can be observed when the vehicle is running, so that the running safety is better ensured.

S5, when the vehicle 10 is reversed, the display screen 420 automatically displays the rear-view near zone image; when the vehicle 10 stops reversing, the display screen 420 automatically switches to the rear far field image.

It can be understood that when the vehicle 10 is backing, no matter which image is displayed at the moment, the image is automatically switched to the rear-view near area image, so that the user can safely observe the image of the area near the tail 12 of the vehicle 10, and the backing view requirement is met; when the reverse gear is stopped, the image can be automatically restored to the far-back vision area.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.