CN218594234U

CN218594234U - Interior rear-view mirror system integrating front view and in-vehicle monitoring controller

Info

Publication number: CN218594234U
Application number: CN202221301377.7U
Authority: CN
Inventors: 吴佳宝; 徐一; 姜新明
Original assignee: FAW Volkswagen Automotive Co Ltd
Current assignee: FAW Volkswagen Automotive Co Ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2023-03-10
Anticipated expiration: 2032-05-27

Abstract

The utility model provides an integrated foresight and interior supervisory controller's of car inside rear-view mirror system, it is in set up integrated form control circuit board in the rear-view mirror, integrated in car supervisory controller and the foresight supervisory controller have on the circuit board, in car watch-dog and foresight watch-dog are respectively through LVDS line circuit board in interior rear-view mirror through interior rear-view mirror leg joint to interior rear-view mirror. The circuit board is also connected with a CAN signal communication line and/or an Ethernet communication line. The utility model discloses a circuit board structural design of integrated form is with the controller integration of a plurality of cameras of in-vehicle control and foresight control to the integrated form circuit board in the interior rear-view mirror, but does not change the position of camera itself in the current design simultaneously, has effectually alleviated the problem that support inner space office is urge, and the space of leaving the change and leaving more spaces for more sensors in the future for the design of camera have increased its aesthetic property simultaneously.

Description

Interior rear-view mirror system integrating front view and in-vehicle monitoring controller

Technical Field

The utility model relates to a vehicle communication pencil designs technical field, concretely relates to integrated forward-looking and in-vehicle supervisory controller's interior rear-view mirror system.

Background

With the increasing level of automatic driving, the demand of the automobile for the sensors is increasing along with the number of the sensors. The camera is taken as an important automatic driving sensor, and the design of light weight and invisibility of users is the trend of the design of the sensor in the future. However, at present, cameras of a plurality of vehicles are arranged near the inside rear-view mirror, each camera is provided with a controller, the occupied space is large, the integral attractiveness is affected, and even the visual field of a driver is affected by some sensors. However, the number of sensors placed at this location is still increasing, and the narrow space required to accommodate the numerous cameras necessarily requires some solution to alleviate this phenomenon.

For this problem, some solutions have been provided in the prior art, but none of these solutions can sufficiently solve the above problem, for example, the patent document with publication No. CN214355778U provides a light-duty rear-view mirror for commercial vehicle with an integrated monitoring camera, which can alleviate the problem of narrow space to some extent, but 3 to 4 sensors and controllers are still provided at the support, the space of the support is still very narrow, and the camera is integrated into the rear-view mirror, the rotation of the rear-view mirror will affect the visual effects of the passenger and the passenger in the rear row, and the identification of the whole passenger in the rear row and many infotainment functions will be limited.

Patent document with grant publication number CN207579747U provides an interior rear-view mirror structure with driving record and in-vehicle monitoring, although this structure can alleviate the narrow and small problem in space to a certain extent, it shares a controller with vehicle event data recorder and in-vehicle monitoring, and in-vehicle monitoring has a driver monitoring function who involves initiative safety, if control chip has appeared the problem can produce the influence to initiative safety function, and then influence driver's life safety, and two cameras and a controller are all integrated in interior rear-view mirror, make the overweight of whole interior rear-view mirror, there is the risk of damage in bad road conditions probably.

Although the scheme simplifies a part of vehicle-mounted electronic equipment below a front windshield to a certain extent, in the technical scheme, an in-vehicle monitoring camera is mounted on a mirror in a protruding mode, so that the appearance is influenced, the camera can rotate along with the rotation of the mirror, the visual effect of the whole cockpit monitoring is further influenced, meanwhile, a plurality of electronic devices are integrated in the rearview mirror, and the functions of ETC in the mirror are easily influenced by other electronic devices; in addition, because the signal transmission is carried out on the microprocessor in the rearview camera and the rearview mirror by Bluetooth, the limit of information safety is realized, the transmission speed is low, the transmission bytes are few, and the popularization and the application on mass production vehicles are difficult.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides an interior rear-view mirror of monitoring function in integrated foresight function and the car, with in the car the controller of supervisory control controller and partial foresight with electric connection's mode integration in the rear-view mirror, realized the saving in space and the promotion of outward appearance aesthetic feeling, ensured communication efficiency and communication safety between each corresponding part simultaneously. The utility model aims at realizing through the following technical scheme:

the utility model provides an integrated foresight and interior supervisory controller's of car inside rear-view mirror system, it is in set up integrated form control circuit board in the rear-view mirror, integrated in-car supervisory controller and foresight supervisory controller on the circuit board, in-car watch-dog and foresight watch-dog are respectively through LVDS line through interior rear-view mirror leg joint to interior rear-view mirror on the interior circuit board of circuit board on the vehicle interior supervisory controller and foresight supervisory controller.

Furthermore, a CAN signal communication line and/or an Ethernet communication line are connected to the circuit board.

Furthermore, a plurality of interfaces are arranged on the circuit board, and comprise a power line interface, a forward-looking monitor LVDS line interface, an in-vehicle monitor LVDS line interface, a CAN signal line interface and an Ethernet line interface, preferably, the CAN signal line interface comprises a CAN line safety signal interface and a CAN line non-safety signal interface; the Ethernet cable interface comprises an Ethernet cable safety signal interface and an Ethernet cable non-safety signal interface.

Further, the forward-looking monitor comprises at least two forward-looking cameras, and the at least two forward-looking cameras are connected to the circuit board through a set of LVDS lines respectively.

Furthermore, the front-view monitor comprises three front-view cameras, each front-view camera is connected to the circuit board through a group of LVDS wires, and relatively independent front-view camera control units are correspondingly arranged on the circuit board respectively.

Furthermore, a first partition, a second partition and a third partition are arranged on the circuit board, the first partition is provided with an in-vehicle monitoring controller, the second partition is provided with a front-view monitoring controller, the third partition is provided with a plurality of inserting ports, the first partition is arranged on a first side, close to a driving seat, of the interior rearview mirror, the second partition is arranged on a second side, close to a copilot seat, of the interior rearview mirror, and the third partition is arranged at a position below the second partition.

Further, the forward-looking monitor includes a plurality of forward-looking cameras, and the second partition has a plurality of independent forward-looking camera control units corresponding to the number of the plurality of forward-looking cameras.

The beneficial effects of the utility model reside in that:

(1) The utility model discloses a circuit board structural design of integrated form is with the integrated form circuit board in the interior rear-view mirror of controller integration of a plurality of cameras of in-car control and foresight control, but not change the position of camera itself in the current design simultaneously, the effectual support inner space local problem of alleviating, the space of leaving the change and leaving more spaces for more sensors in the future for the design of camera, simultaneously because the structure reduces, the volume of whole interior rear-view mirror department also can reduce, its aesthetic property has been increased.

(2) The utility model discloses a carry out the subregion design on the circuit board for have safe relevant function and other functions and realize dividing the controller to handle, avoided because of the problem appears in the control of other functions and can't guarantee the problem that the interior supervisory controller module of car normally worked, the effectual problem of having solved the driver safety because of same controller produces.

Drawings

Fig. 1 is a schematic view of the installation position of the interior rear view mirror system of the present invention;

FIG. 2 is a schematic diagram of the structure in the P region of FIG. 1;

fig. 3 is another schematic view of the installation position of the interior rear view mirror system of the present invention;

fig. 4 is a schematic view of the front side partition structure of the circuit board of the present invention;

fig. 5 is a schematic view of a circuit board back partition structure of the present invention;

fig. 6 is a system block diagram showing connection of the devices according to the present invention.

Detailed Description

The technical solution of the preferred embodiment of the inside rear view mirror system with integrated front view and in-vehicle monitoring controller according to the present invention will be clearly and completely described with reference to the accompanying drawings. It should be apparent that the described embodiments are only some 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 of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment provides an interior rear view mirror system integrating a front view and a vehicle interior monitor controller, which includes an integrated control circuit board 200 disposed in the rear view mirror 100, wherein the circuit board 200 is integrated with a vehicle interior monitor controller 210 and a front view monitor controller 220, and the vehicle interior monitor and the front view monitor are respectively connected to the vehicle interior monitor controller 210 and the front view monitor controller 220 on the circuit board 200 in the interior rear view mirror via an interior rear view mirror bracket through LVDS lines.

In the illustrated embodiment, the front view monitor includes three front view cameras, i.e., a first front view camera M1, a second front view camera M2, and a third front view camera M3, each of which is provided with an independent control unit on a circuit board, i.e., the front view monitoring controller 220 has a first front view camera control unit 221, a second front view camera control unit 222, and a third front view camera control unit 223, the first front view camera M1 is electrically connected to the first front view camera control unit 221 through a first LVDS line L2, the second front view camera M2 is electrically connected to the second front view camera control unit 222 through a second LVDS line L3, and the third front view camera M3 is electrically connected to the third front view camera control unit 223 through a third LVDS line L4; meanwhile, the in-vehicle monitor includes an in-vehicle monitoring camera M5, and the in-vehicle monitoring camera M5 is electrically connected to the in-vehicle monitoring controller 210 of the integrated control circuit board through a fourth LVDS line L5.

In the illustrated embodiment, the circuit board 200 is further connected to a CAN signal communication line L6, an ethernet communication line L7, and a power line L1.

In order to facilitate integrated control, in the illustrated embodiment, the circuit board 200 is provided with a first partition A1, a second partition A2 and a third partition A3, where the first partition A1 is defined as a safe area for setting the in-vehicle monitoring controller 210, the second partition A2 is defined as an unsafe area for setting the forward-looking monitoring controller 220, and the third partition A3 is defined as a common interface area for line interface connection and is provided with a plurality of sockets. The first section A1 is provided on a first side (e.g., left side) of the interior mirror near the driving position, the second section A2 is provided on a second side (e.g., right side) of the interior mirror near the passenger position, and the third section A3 is provided at a position below the second section.

In the illustrated embodiment, the plurality of sockets include an input socket for inputting a signal and an output socket for inputting a signal, and the input socket includes a power line socket T1, a first LVDS line socket T2 of the first front-view camera M1, a second LVDS line socket T3 of the second front-view camera M2, a third LVDS line socket T4 of the third front-view camera M3, and a fourth LVDS line socket T5 of the in-vehicle monitoring camera M5; the output type interface comprises a CAN signal line interface T6 and an Ethernet line interface T7. In the figure, the output type socket is uniformly arranged at the upper position of the third partition, and the input type socket is arranged at the position close to the lower position of the third partition. The CAN signal line socket T6 comprises a CAN line safety signal socket used for communicating with an in-vehicle monitoring controller in a first partition and a CAN line non-safety signal socket used for communicating with a forward-looking monitoring controller in a second partition; the ethernet line jack T7 includes an ethernet line secure signal jack for communicating with an in-vehicle monitoring controller in a first bay and an ethernet line non-secure signal jack for communicating with a forward-looking monitoring controller in a second bay, as shown in fig. 4 and 5.

In other embodiments, the front-view monitor may only include two front-view cameras, or may be provided with four or more front-view cameras, and only the third partition A3 on the circuit board needs to be correspondingly provided with LVDS line sockets, the number of which is the same as that of the front-view cameras, and correspondingly add a front-view camera control unit.

In other embodiments, the controller of the vehicle event recorder R may be embedded in the interior rear view mirror system, but since the vehicle event recorder signal interaction does not continuously transmit different signals according to the change of the scene except for providing the basic information of the vehicle, a separate controller independent of the integrated control circuit board is preferably used in the design; in other embodiments, however, the control unit of the tachograph R may also be connected to the printed circuit board 200 separately or integrally.

Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, while the invention has been described in detail with reference to the foregoing preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the invention as defined by the appended claims; the sizes in the drawings and the embodiments are not related to specific objects, and are not used for limiting the protection scope of the invention, and the sizes of the objects can be selected and changed according to actual needs.

Claims

1. An interior rear-view mirror system integrating a front view and a vehicle interior monitoring controller is characterized in that an integrated control circuit board is arranged in a rear-view mirror, the circuit board is integrated with the vehicle interior monitoring controller and the front view monitoring controller, and the vehicle interior monitoring controller and the front view monitoring controller are respectively connected to the vehicle interior monitoring controller and the front view monitoring controller on the circuit board in the interior rear-view mirror through LVDS wires through an interior rear-view mirror bracket.

2. An integrated forward-looking and in-vehicle supervisory controller's interior rear-view mirror system according to claim 1, wherein CAN signal communication lines and/or ethernet communication lines are further connected to said circuit board.

3. The integrated front view and interior rearview mirror system of claim 1, wherein said circuit board has a plurality of sockets.

4. The integrated forward-looking and in-vehicle monitoring controller interior mirror system according to claim 3, wherein said plurality of sockets includes a power line socket, a forward-looking monitor LVDS line socket, an in-vehicle monitor LVDS line socket, a CAN signal line socket, and an Ethernet line socket.

5. The integrated forward-looking and in-vehicle monitoring controller interior mirror system of claim 4, wherein said CAN signal line socket comprises a CAN line safety signal socket and a CAN line non-safety signal socket.

6. The integrated forward-looking and in-vehicle monitoring controller interior mirror system of claim 4, wherein said Ethernet cable jack comprises an Ethernet cable secure signal jack and an Ethernet cable non-secure signal jack.

7. The integrated forward-view and in-vehicle monitoring controller mirror system according to claim 1, wherein said forward-view monitor comprises at least two forward-view cameras, said at least two forward-view cameras being connected to said circuit board via a set of LVDS lines, respectively.

8. An integrated forward-looking and in-vehicle supervisory controller's interior rearview mirror system as claimed in claim 7, wherein said forward-looking monitor comprises three forward-looking cameras.

9. The integrated forward-looking and in-vehicle monitoring controller interior mirror system according to any one of claims 1 to 8, wherein the circuit board is provided with a first partition, a second partition and a third partition, the first partition is provided with the in-vehicle monitoring controller, the second partition is provided with the forward-looking monitoring controller, the third partition is provided with a plurality of sockets, the first partition is provided on a first side of the interior mirror close to the driving seat, the second partition is provided on a second side of the interior mirror close to the passenger seat, and the third partition is provided at a position below the second partition.

10. The integrated forward-view and in-vehicle monitoring controller interior mirror system of claim 9, wherein the forward-view monitor includes a plurality of forward-view cameras, and the second zone has a number of independent forward-view camera control units corresponding to the number of forward-view cameras.