CN111907410A - System and method for realizing panoramic driving record by utilizing panoramic parking function - Google Patents
System and method for realizing panoramic driving record by utilizing panoramic parking function Download PDFInfo
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- CN111907410A CN111907410A CN201910386717.7A CN201910386717A CN111907410A CN 111907410 A CN111907410 A CN 111907410A CN 201910386717 A CN201910386717 A CN 201910386717A CN 111907410 A CN111907410 A CN 111907410A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/10—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of camera system used
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/80—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement
- B60R2300/806—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement for aiding parking
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Abstract
The invention provides a system and a method for realizing panoramic driving record by utilizing a panoramic parking function, wherein the system comprises the following steps: the four panoramic cameras are used for respectively collecting camera images around the vehicle; the control system is used for receiving the camera image, processing the camera image to obtain a panoramic parking image and sending the panoramic parking image to the display unit, and is also used for sending the received camera image to the storage unit; the display unit is used for displaying the panoramic parking image; the storage unit is used for storing the camera image. The invention integrates the functions of the automobile data recorder into a panoramic parking system, which is a panoramic parking auxiliary system and a four-way automobile data recorder system, and by integrating resources, customers are helped to save funds to the maximum extent, and the cost is reduced; and than the more comprehensive record visual angle of traditional vehicle event data recorder, accomplish in the true sense: the video recording is comprehensive, has no dead angle and no second leakage and is more practical.
Description
Technical Field
The invention relates to the technical field of vehicle navigation, in particular to a system and a method for realizing panoramic driving record by utilizing a panoramic parking function.
Background
A panoramic parking image system (AVM, Around View Monitor) is characterized in that four ultra-wide-angle cameras are mounted at the front, the back, the left and the right of a vehicle body, images Around the vehicle are collected at the same time, a 2D and 3D panoramic image of the periphery of the vehicle is formed after the images are corrected and spliced by an image processing unit, and the panoramic image is transmitted to a display device of a center console in real time (such as DVD navigation). The driver can visually see the position of the vehicle and the obstacles around the vehicle when sitting in the vehicle, and the vehicle can be controlled to park in the place or pass through a complex road surface.
The automobile data Recorder system (DVR) is the automobile 'black box', and the main function is to record the Video signal and the vehicle state signal outside the automobile in the running process of the automobile through 4 cameras around the automobile by the AVM system, so as to provide evidence for the traffic accident. The DVR collects video information around the vehicle in real time through a camera, and finally realizes storage of the vehicle running state and storage of corresponding video information through communication with a CAN bus, a TEL (vehicle-mounted telephone), a TCU (Transmission Control Unit), an ESP (Electronic Stability Program), a BCM (body controller), and the like.
The panoramic parking system in the market at present is convenient for a driver to visually see the position of a vehicle and obstacles around the vehicle when the driver sits in the vehicle, but has no comprehensive video recording and memorizing function. If special conditions such as emergency accidents occur in the driving process of the vehicle, the real-time pictures around the vehicle cannot be collected to provide evidences for the traffic accidents. The traditional automobile data recorder can only record the view in front or back of the vehicle, the video is not comprehensive and has dead angles, and the traditional automobile data recorder does not have a complete recording and memorizing function.
Disclosure of Invention
The invention aims to solve the technical problem of providing a system, a method and an automobile for realizing panoramic driving recording by utilizing a panoramic parking function, so as to overcome the defects that the panoramic parking system in the prior art does not have a comprehensive video recording memory function, and a driving recorder does not have a complete recording memory function without dead angles in image recording.
In order to solve the above technical problems, the present invention provides a system for realizing panoramic driving recording by using a panoramic parking function, comprising: a four-way panoramic camera, a control system, a storage unit and a display unit,
the four-way panoramic camera is used for respectively collecting camera images around the vehicle;
the control system is used for receiving the camera image, processing the camera image to obtain a panoramic parking image and sending the panoramic parking image to the display unit, and is also used for sending the received camera image to the storage unit;
the display unit is used for displaying the panoramic parking image;
the storage unit is used for storing the camera image.
The four-way panoramic camera is a 720P high-definition fisheye camera and comprises a front-view camera arranged at the head of the vehicle body, a rear-view camera arranged at the tail of the vehicle body, a left-view camera arranged at the left of the vehicle body and a right-view camera arranged at the right of the vehicle body.
Wherein the control system comprises: the device comprises a shell, an LVDS interface chip and an LVDS coding chip which are arranged in the shell, and a wiring harness interface which is arranged on the shell, wherein the wiring harness interface comprises a video input interface and a video output interface;
the video input interface is used for receiving the camera images sent by the four cameras;
the LVDS interface chip is used for analyzing and synchronously processing the received camera image;
the LVDS coding chip is used for coding the processed camera image into a serial digital signal;
the video output interface is used for outputting the serial digital signals to the sound control unit for displaying and also used for outputting the camera images to a memory card in the electronic control unit for storing.
When the camera images in the memory card need to be played back, the control system is further configured to receive the camera images read from the memory card by the electronic control unit, analyze and synchronize the received camera images, encode the processed camera images into serial digital signals, and output the serial digital signals to the sound control unit through the video output interface for display.
The video input interface comprises two-in-one FAKRA video input connectors, and the video output interface comprises one FAKRA video output connector.
Wherein, the pencil interface still includes: a power input interface, a CAN bus interface,
the control system is connected with an external power supply through the power input interface; and the control system is communicated with other units of the vehicle body system through the CAN bus interface.
The invention also provides a method for realizing panoramic driving record by utilizing the panoramic parking function of the system, which comprises the following steps:
acquiring camera images around the vehicle respectively acquired by the four panoramic cameras in real time;
processing the camera image to obtain a panoramic parking image, and sending the panoramic parking image to a sound control unit for displaying;
and sending the camera image to a memory card in an electronic control unit for storage.
The processing the camera image to obtain the panoramic parking image specifically comprises:
analyzing and synchronizing the received panoramic image;
and encoding the processed camera image into a serial digital signal.
Wherein the method further comprises:
when the camera images in the memory card need to be played back, the camera images read from the memory card by the electronic control unit are received, the received camera images are analyzed and synchronously processed, and the processed camera images are encoded into serial digital signals and then output to the sound control unit through the video output interface for display.
The embodiment of the invention has the beneficial effects that: the vehicle camera image is collected through the four-way panoramic camera, the camera image is sent to the control system for processing through the LVDS interface, the control system sends the processed camera image to the sound control unit for displaying, meanwhile, the control system also sends the received vehicle camera image to the TF of the vehicle body control system for storing, when the camera image in the TF card needs to be played back, the vehicle body control system reads the camera image in the TF card and sends the camera image to the control system, and the control system sends the received camera image to the sound control unit for playback and display after processing the camera image. The invention integrates the functions of the automobile data recorder into a panoramic parking system, which is a panoramic parking auxiliary system and a four-way automobile data recorder system, and by integrating resources, customers are helped to save funds to the maximum extent, and the cost is reduced; and than the more comprehensive record visual angle of traditional vehicle event data recorder, accomplish in the true sense: the video recording is comprehensive, has no dead angle and no second leakage and is more practical.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a system for implementing panoramic driving recording by using a panoramic parking function according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a control system of a system for implementing panoramic driving recording by using a panoramic parking function according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a system for implementing panoramic driving recording by using a panoramic parking function according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of a method for implementing panoramic driving recording by using a panoramic parking function according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments refers to the accompanying drawings, which are included to illustrate specific embodiments in which the invention may be practiced.
As will be described below with reference to fig. 1, an embodiment of the present invention provides a system 1 for implementing panoramic driving recording by using a panoramic parking function, the system includes a four-way panoramic camera 11, a control system 12, a display unit 13 and a storage unit 14, the four-way panoramic camera is used for collecting camera images around a vehicle; the control system 12 is configured to receive the camera image, process the camera image to obtain a panoramic parking image, send the panoramic parking image to the display unit 13, and send the camera image to the storage unit 14; the display unit 13 is configured to display the panoramic parking image, and the storage unit 14 is configured to store the camera image.
In a specific embodiment, the four-way panoramic camera 11 includes a front-view camera disposed at the head of the vehicle body, a rear-view camera disposed at the tail of the vehicle body, a left-view camera disposed at the left of the vehicle body, and a right-view camera disposed at the right of the vehicle body, each of which respectively collects signals around the vehicle. This camera can be 720p high definition flake camera, and the size of camera should be as little as possible, generally is not more than 23mm, and with whole car simple to operate, and the camera should have the foolproof function, should guarantee promptly that the mistake can not be loaded in order to adorn between camera and the support of installation camera.
As shown in fig. 2 to 3, the control System 12 includes a housing, a controller disposed in the housing, and a wire harness interface disposed on the housing, wherein the wire harness interface includes a main plug E1, two-in-one FAKRA video input connectors E2 and E3, and a FAKRA video output connector E4, the main plug E1 includes a power signal interface, a ground signal interface, and a CAN bus signal, the control System is connected to an external power source through the power signal interface of the E1, and the control System communicates with other vehicle body systems such as TCU, SAS (safety assistance System, car safety assistance System), BCM, EMS (Engine Management System), TEL, and APA (Auto park Assist System) through the CAN bus. The controller comprises an LVDS (Low-Voltage Differential Signaling) interface chip and an LVDS coding chip, the four-way camera sends collected camera images to the LVDS interface chip through video input connectors E2 and E3, the LVDS interface chip analyzes and synchronizes the received camera images and sends the synchronized camera images to the LVDS coding chip, and the LVDS coding chip codes the received camera images into serial numbers and sends the serial numbers to the sound control unit for displaying. Meanwhile, in order to implement the DVR function, the control system 12 further sends the received camera images collected by the four cameras to an external memory card of the electronic control unit for storage through the video output interface. In particular, the memory card may be a TF card or other type of memory card. When the camera image in the storage card needs to be played back, the electronic control unit reads the camera image stored in the TF card and sends the read camera image to the control system through the video input interface, and the control system receives the camera image sent by the electronic control unit, processes the camera image and sends the processed camera image to the sound control unit through the video output interface for display.
In a specific embodiment, the casing adopts an aluminum casting structure, interfaces E1, E2, E3 and E4 are reserved on the casing, the controller assembly is well sealed to ensure EMC performance, a chip heat conduction structure and a heat dissipation structure are arranged in the casing in order to ensure that devices of the controller can have good heat dissipation performance at high temperature, and in addition, the controller assembly is also ensured to be quickly and conveniently installed with the whole vehicle to meet the offline production tact of the whole vehicle, and finally, the controller assembly is required to comply with test standards such as vibration test, waterproof test, high and low temperature, high pressure, heat dissipation and other test indexes.
The invention relates to a system for realizing panoramic driving recording by utilizing a panoramic parking function, which collects images of a vehicle camera through four panoramic cameras and sends the images of the camera to a control system for processing, the control system sends the processed images of the camera to a sound control unit for displaying, meanwhile, the control system also sends the received images of the camera to a TF card of an electronic control unit for storing, when the images of the camera in the TF card need to be played back, the electronic control unit reads the images of the camera in the TF card and sends the images of the camera to the control system, and the control system processes the received images of the camera and sends the processed images of the camera to the sound control unit for playback and display. According to the system provided by the embodiment of the invention, the functions of the automobile data recorder are integrated into the panoramic parking system, so that the system is not only a panoramic parking auxiliary system, but also a four-way automobile data recorder system, and by integrating resources, customers are helped to save funds to the maximum extent, and the cost is reduced; and than the more comprehensive record visual angle of traditional vehicle event data recorder, accomplish in the true sense: the video recording is comprehensive, has no dead angle and no second leakage and is more practical.
Based on the first embodiment of the present invention, the second embodiment of the present invention provides a method for implementing panoramic driving recording by using a panoramic parking function, as shown in fig. 4, the method includes the following steps:
s1, acquiring four camera images around the vehicle in real time;
s2, processing the camera image to obtain a panoramic parking image, and displaying the panoramic parking image;
and S3, storing the camera image in a memory card of the electronic control unit.
The processing the camera image to obtain the panoramic parking image specifically comprises the following steps:
the LVDS interface chip analyzes and synchronously processes the received camera image;
the LVDS coding chip is used for coding the camera image processed by the LVDS interface chip into a serial digital signal.
Wherein the method further comprises: when the camera images in the memory card need to be played back, the control system receives the camera images read from the memory card by the electronic control unit, analyzes and synchronously processes the received camera images, codes the processed camera images into serial digital signals, and sends the serial digital signals to the sound control unit through the video output interface for display.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the invention is not limited by the scope of the appended claims.
Claims (9)
1. A system for realizing panoramic driving recording by utilizing a panoramic parking function is characterized by comprising: a four-way panoramic camera, a control system, a storage unit and a display unit,
the four-way panoramic camera is used for respectively collecting camera images around the vehicle;
the control system is used for receiving the camera image, processing the camera image to obtain a panoramic parking image and sending the panoramic parking image to the display unit, and is also used for sending the received camera image to the storage unit;
the display unit is used for displaying the panoramic parking image;
the storage unit is used for storing the camera image.
2. The system of claim 1, wherein:
the four-way panoramic camera is a 720P high-definition fisheye camera and comprises a front-view camera arranged at the head of the vehicle body, a rear-view camera arranged at the tail of the vehicle body, a left-view camera arranged at the left of the vehicle body and a right-view camera arranged at the right of the vehicle body.
3. The system of claim 2, wherein the control system comprises: the device comprises a shell, an LVDS interface chip and an LVDS coding chip which are arranged in the shell, and a wiring harness interface which is arranged on the shell, wherein the wiring harness interface comprises a video input interface and a video output interface;
the video input interface is used for receiving the camera images sent by the four cameras;
the LVDS interface chip is used for analyzing and synchronously processing the received camera image;
the LVDS coding chip is used for coding the processed camera image into a serial digital signal;
the video output interface is used for outputting the serial digital signals to the sound control unit for displaying and also used for outputting the camera images to a memory card in the electronic control unit for storing.
4. The system of claim 3, wherein:
when the camera images in the memory card need to be played back, the control system is further configured to receive the camera images read from the memory card by the electronic control unit, analyze and synchronize the received camera images, encode the processed camera images into serial digital signals, and output the serial digital signals to the sound control unit through the video output interface for display.
5. The system of claim 4, wherein:
the video input interface comprises two-in-one FAKRA video input connectors, and the video output interface comprises one FAKRA video output connector.
6. The system of claim 5, wherein the harness interface further comprises: a power input interface, a CAN bus interface,
the control system is connected with an external power supply through the power input interface; and the control system is communicated with other units of the vehicle body system through the CAN bus interface.
7. A method for realizing panoramic driving record by using the panoramic parking function according to the system of any one of claims 1 to 6, which comprises the following steps:
acquiring camera images around the vehicle in real time;
processing the camera image to obtain a panoramic parking image, and displaying the panoramic parking image;
and storing the camera image in a memory card of an electronic control unit.
8. The method according to claim 7, wherein the processing the camera image specifically comprises:
analyzing and synchronizing the camera images;
and encoding the analyzed and synchronized camera images into serial digital signals.
9. The method of claim 8, further comprising:
when the camera images in the memory card need to be played back, the camera images read from the memory card by the electronic control unit are received, the received camera images are analyzed and synchronously processed, and the analyzed and synchronously processed camera images are encoded into serial digital signals and then are output to the sound control unit through the video output interface to be displayed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910386717.7A CN111907410A (en) | 2019-05-10 | 2019-05-10 | System and method for realizing panoramic driving record by utilizing panoramic parking function |
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| CN201910386717.7A CN111907410A (en) | 2019-05-10 | 2019-05-10 | System and method for realizing panoramic driving record by utilizing panoramic parking function |
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Cited By (2)
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| CN112466002A (en) * | 2020-11-30 | 2021-03-09 | 苏州智华汽车电子有限公司 | Calibration verification method of hardware-in-the-loop-based panoramic all-round parking system |
| CN112455337A (en) * | 2020-11-26 | 2021-03-09 | 北京瞰瞰科技有限公司 | Image processing method, computer equipment and vehicle |
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Application publication date: 20201110 |