CN220884211U - Electronic stream media rearview mirror system - Google Patents
Electronic stream media rearview mirror system Download PDFInfo
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- CN220884211U CN220884211U CN202322158291.4U CN202322158291U CN220884211U CN 220884211 U CN220884211 U CN 220884211U CN 202322158291 U CN202322158291 U CN 202322158291U CN 220884211 U CN220884211 U CN 220884211U
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Abstract
The utility model discloses an electronic streaming media rearview mirror system, which is characterized in that an acquisition module is in signal connection with a main control module, the acquisition module comprises a plurality of cameras arranged on the outer side of a vehicle body, and the cameras are mutually matched and used for sending video signals showing panoramic pictures, close-range pictures and blind area pictures into the main control module in real time. The main control module is used for receiving the video signal of the acquisition module and performing corresponding signal processing. The display module is used for receiving the video signals after the signal processing from the main control module and displaying pictures. The utility model overcomes the influence of bad conditions such as rain, fog, light and the like on the traditional rearview mirror, and can greatly improve the driving safety. Because the volume of the camera is smaller, the wind resistance can be reduced by 2% -4%, the oil consumption can be reduced by 0.5% -1%, and the energy-saving purpose can be achieved. Meanwhile, the traditional external rearview mirror is omitted, so that the length direction of a large-sized vehicle is reduced by 800mm, the turning radius of a passenger car can be greatly reduced, the blind area of the internal wheel difference is reduced, and the driving flexibility is improved.
Description
Technical Field
The utility model belongs to the field of automobile accessories, and particularly relates to an electronic streaming media rearview mirror system.
Background
The driving vision blind area of the large-sized vehicle seriously affects the driving safety. The traditional glass lens has the problems of large visual deformation, frequent sight line conversion, distraction, secondary visual blind area, large influence by ambient light and weather and the like among a plurality of rearview mirrors, the visual effect which can be provided by the traditional glass lens is far lower than that of a visual safety bottom line, driving safety accidents of large vehicles are easily caused, casualties are caused, and great loss is caused.
In the prior art, two cases are generally divided, one is to use a piece of conventional glass lens in the left and right regions of the vehicle. The traditional glass lens has the problems of small visual field range, darkening of ambient light or influence on visual effect due to rain and snow weather, and the like, and the visual effect provided by the traditional glass lens is far lower than that of a visual safety bottom line, so that accidents are easily caused.
And secondly, a common electronic streaming media rearview mirror is added on the basis of the first prior art, and the common electronic streaming media rearview mirror is combined to provide visual effect for a driver, however, the conventional glass rearview mirror can be replaced in function simply, and the realized function is limited.
Disclosure of utility model
The technical purpose of the utility model is to provide an electronic streaming media rearview mirror system so as to solve the problems that a large-sized vehicle has a driving vision blind area and has traffic safety hidden trouble.
In order to solve the problems, the technical scheme of the utility model is as follows:
An electronic streaming rearview mirror system comprising:
The device comprises an acquisition module, a main control module and a display module;
The acquisition module is in signal connection with the main control module, and comprises a plurality of cameras arranged on the outer side of the automobile body, wherein the cameras are matched with each other and used for sending video signals showing panoramic pictures, close-range pictures and blind area pictures into the main control module in real time;
The main control module is used for receiving the video signal of the acquisition module and performing corresponding signal processing;
the display module is used for receiving the video signals after the signal processing from the main control module and displaying pictures.
Specifically, the acquisition module comprises a plurality of cameras, a plurality of video segmentation units and an analog-to-digital conversion unit;
The cameras are in one-to-one signal connection with the corresponding video segmentation units, and the video segmentation units are used for cutting video signals shot by the corresponding cameras into small fragments and sending the small fragments to the analog-to-digital conversion units;
The analog-to-digital conversion unit is used for converting the cut video signal from an analog signal to a digital signal and transmitting the digital signal to the main control module, and can convert the AHD analog signal to an MIPI digital signal.
Specifically, the display module comprises a driving unit and a display screen;
the driving unit is in signal connection with the main control module and is used for receiving the video signals after signal processing and converting the MIPI digital signals into LVDS driving signals so as to drive the display screen to display corresponding pictures.
The main control module comprises a processing unit, a cache unit and a memory card;
The processing unit is used for processing the video signal and performing signal processing; the memory card is used for storing data; the buffer unit is used for enabling the processing unit to exchange data with the memory card.
Further preferably, the main control module further comprises a storage unit, which is in signal connection with the processing unit and is used for storing the data processed by the processing unit.
Further preferably, the main control module is further provided with a plurality of communication links, including CAN communication and RS232 communication, for data transmission.
Further preferably, the main control module is further provided with an infrared receiver in signal connection with the processing unit for realizing infrared remote control.
Further preferably, the main control module is further provided with a wireless communication unit, and is in signal connection with the processing unit, and is used for realizing wireless communication with external equipment.
Further preferably, a power module is further provided, and the power module comprises a power supply unit and a power management circuit;
The power supply unit is used for supplying power to the electronic streaming media rearview mirror system and is divided into a first power supply circuit and a second power supply circuit, the first power supply circuit is used for supplying power to the backlight chip, and the second power supply circuit is electrically connected with the peripheral equipment and the input end of the power supply management circuit respectively;
The output end of the power management circuit is electrically connected with the main control module and is used for modulating corresponding current to supply power for the main control module.
Further preferably, an audio module is further provided, and the audio module is electrically connected with the output end of the power management circuit;
The audio module comprises an audio input unit and an audio output unit, wherein the audio input unit is a microphone input, and the audio output unit comprises an earphone audio output and a loudspeaker audio output.
By adopting the technical scheme, the utility model has the following advantages and positive effects compared with the prior art:
the system of the utility model is used as a substitute for the traditional external rearview physical mirror, combines an advanced electronic photographing technology with a display technology, and is used for replacing a main external rearview mirror (class II and class III blind areas), a wide-angle external viewing mirror (class IV blind areas) and a blind-supplementing external viewing mirror (class V blind areas). The influence of adverse conditions such as rain, fog, light and the like on the traditional rearview mirror is overcome, and the driving safety can be greatly improved. Because the volume of the camera is smaller, the wind resistance can be reduced by 2% -4%, the oil consumption can be reduced by 0.5% -1%, and the energy-saving purpose can be achieved. Meanwhile, the traditional external rearview mirror is omitted, so that the length direction of a large-sized vehicle is reduced by 800mm, the turning radius of a passenger car can be greatly reduced, the blind area of the internal wheel difference is reduced, and the driving flexibility is improved.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model.
FIG. 1 is a block diagram of an electronic streaming rearview mirror system in accordance with the present utility model;
FIG. 2 is a schematic diagram of a display screen according to the present utility model;
Fig. 3 is a schematic structural diagram of a camera according to the present utility model.
Detailed Description
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following description will explain the specific embodiments of the present utility model with reference to the accompanying drawings. It is evident that the drawings in the following description are only examples of the utility model, from which other drawings and other embodiments can be obtained by a person skilled in the art without inventive effort.
For the sake of simplicity of the drawing, the parts relevant to the present utility model are shown only schematically in the figures, which do not represent the actual structure thereof as a product. Additionally, in order to simplify the drawing for ease of understanding, components having the same structure or function in some of the drawings are shown schematically with only one of them, or only one of them is labeled. Herein, "a" means not only "only this one" but also "more than one" case.
The utility model provides an electronic stream media rearview mirror system which is further described in detail below with reference to the accompanying drawings and specific embodiments. Advantages and features of the utility model will become more apparent from the following description and from the claims.
Examples
Referring to fig. 1, the present embodiment provides an electronic streaming media rearview mirror system, which is divided into an acquisition module, a main control module and a display module on a main body. The acquisition module is in signal connection with the main control module, and the acquisition module comprises a plurality of cameras arranged on the outer side of the automobile body, wherein the cameras are matched with each other and used for sending video signals showing panoramic pictures, close-range pictures and blind area pictures into the main control module in real time. The main control module is used for receiving the video signal of the acquisition module and performing corresponding signal processing. The display module is used for receiving the video signals after the signal processing from the main control module and displaying pictures.
Referring to fig. 1 and 3, specifically, the acquisition module includes a plurality of cameras, a plurality of Video splitting units (Video Splitter), and an analog-to-digital conversion unit (AHD-MIPI). The cameras and the video segmentation units are the same in number and in one-to-one correspondence with signal connection. The video segmentation unit can cut the video signal shot by the camera into small-segment videos and send the small-segment videos to the analog-to-digital conversion unit. The analog-to-digital conversion unit converts the cut video signal from an analog signal to a digital signal and transmits the digital signal to the main control module, and particularly converts the AHD analog signal to an MIPI digital signal.
The cameras can be arranged to be 3 or 4, are assembled on the outer side of the automobile body, and have a perspective visual angle which is 2 times that of a traditional rearview mirror. In order to enhance the experience, the IP67 waterproof camera is preferentially adopted, and the anti-dazzle starlight night vision, high light inhibition, wide dynamic range, multilayer hydrophobic film and other effects are achieved, so that the driving safety is enhanced.
Referring to fig. 1, the video signal enters the main control module along the signal transmission direction. Specifically, the main control module comprises a processing unit, a cache unit and a memory card. The processing unit is a CPU processor, and preferably, in this embodiment, an RV1126 CPU is selected for receiving a video signal and performing signal processing. The camera recognition early warning function is provided on the basis of not affecting the display time delay of the camera, the alarm recognition area can be established through the camera, when a person, a non-motor vehicle and a motor vehicle are recognized, the recognized object can be framed in the display module, if the vehicle is in a steering state, corresponding alarm sound and an alarm icon can be sent out to prompt a driver, and of course, the description is only taken as the function which can be realized by the processing unit, but is not limited by the process how signals are processed and how the signals are recognized. The memory card is EMMC, preferably, the model number selected in this embodiment is THGBMJ C1LBAU7, which is used for storing data. The cache unit is DDR3, and preferably, the model selected in this embodiment is MT41K128M16JT-125I T-K, which is used to implement data exchange between the processing unit and the memory card.
Preferably, the main control module is further provided with a buzzer, a storage unit, a wireless communication unit, an infrared receiver, a dimming unit, a clock chip and a plurality of communication links. The buzzer is connected with the processing unit through signals, and can send out alarm sounds, so that the driver is reminded. The storage unit adopts the TF card to record and store the video data processed by the processing unit, the storage of the TF card of 256G is supported at maximum, the whole screen video recording file is convenient to review with the time stamp, and the storage unit has the output capability of multiple cameras. The wireless communication unit is in signal connection with the processing unit and is in wireless communication with external equipment, and preferably, the wireless communication unit of the embodiment adopts 4G-EC20. The infrared receiver is in signal connection with the processing unit, so that the embodiment supports infrared remote control. The dimming unit is in signal connection with the processing unit, has automatic light sensation, realizes seven-level screen brightness PWM electrodeless dimming, is suitable for various application scenes in daytime and at night, and is self-adaptive to anti-dazzle and eye protection. The clock chip is also in signal connection with the processing unit, providing a clock signal, which acts as a timing tool. The processing unit is also provided with a CAN communication interface and an RS232 communication interface, and the data transmission supports a CAN transmission general protocol and an RS232 transmission protocol.
Referring to fig. 1 and 2, the video signal is then transmitted to a display module, which includes a driving unit and a display screen. The driving unit is in signal connection with the main control module and is used for receiving the video signals after signal processing, converting the MIPI digital signals into LVDS driving signals and driving the display screen to display corresponding pictures. Preferably, in the present embodiment, 2 display screens are respectively fixed to the left a pillar and the right B pillar of the driver's seat according to the corner points of the eyes of the driver. Each display screen with the size of 12.3 inches is displayed in two areas, a left side display screen is provided with a left A column, a near-view camera picture is displayed at the 2/3 position of a screen positioned above the left side display screen, a picture of a blind area camera of the A column is displayed at the 1/3 position of a screen positioned below the left side display screen, and the pictures are divided and distinguished through a yellow dividing line in the middle. Similarly, the right display screen is installed on the right B column, the 2/3 position of the screen above displays the picture of the close-range camera, the 1/3 position of the screen below displays the picture of the B column blind zone camera, and the middle is divided by the yellow dividing line.
Preferably, the embodiment is further provided with a power module, and the power module comprises a power supply unit and a power management circuit. The power supply unit can supply power for the embodiment, and the power supply unit is divided into two output circuits, namely a first power supply circuit and a second power supply circuit, wherein the first power supply circuit is 12V and can supply power for the backlight chip. The second power supply circuit is 5V and is divided into two paths, one path is electrically connected with the peripheral equipment, and the other path is electrically connected with the input end of the power management circuit. The output end of the power management circuit is electrically connected with the main control module and is used for modulating corresponding current to supply power for the main control module.
Preferably, the embodiment is further provided with an audio module, and the audio module is electrically connected with the output end of the power management circuit. The audio module comprises an audio input unit and an audio output unit, wherein the audio input unit is a microphone input unit, and the audio output unit comprises an earphone audio output unit and a loudspeaker audio output unit, so that the audio module has a voice playing function.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiments. Even if various changes are made to the present utility model, it is within the scope of the appended claims and their equivalents to fall within the scope of the utility model.
Claims (10)
1. An electronic streaming rearview mirror system, comprising:
The device comprises an acquisition module, a main control module and a display module;
The acquisition module is in signal connection with the main control module, the acquisition module comprises a plurality of cameras arranged on the outer side of the automobile body, and the cameras are matched with each other and used for sending video signals showing panoramic pictures, close-range pictures and blind area pictures into the main control module in real time;
The main control module is used for receiving the video signal of the acquisition module and performing corresponding signal processing;
The display module is used for receiving the video signals after signal processing from the main control module and displaying pictures.
2. The electronic streaming media rearview mirror system according to claim 1, wherein the acquisition module comprises a plurality of cameras, a plurality of video segmentation units and an analog-to-digital conversion unit;
the cameras are in one-to-one signal connection with the corresponding video segmentation units, and the video segmentation units are used for cutting video signals shot by the corresponding cameras into small fragments and sending the small fragments to the analog-to-digital conversion units;
The analog-to-digital conversion unit is used for converting the cut video signal from an analog signal to a digital signal and transmitting the digital signal to the main control module, and can convert the AHD analog signal to an MIPI digital signal.
3. The electronic streaming rearview mirror system of claim 1, wherein the display module comprises a drive unit and a display screen;
The driving unit is in signal connection with the main control module and is used for receiving the video signals after signal processing and converting the MIPI digital signals into LVDS driving signals so as to drive the display screen to display corresponding pictures.
4. The electronic streaming media rearview mirror system according to claim 1, wherein the main control module comprises a processing unit, a cache unit and a memory card;
The processing unit is used for processing the video signal and performing signal processing; the memory card is used for storing data; the buffer unit is used for enabling the processing unit to exchange data with the memory card.
5. The electronic streaming rearview mirror system according to claim 4, wherein the main control module further comprises a storage unit, which is in signal connection with the processing unit, and is used for storing data processed by the processing unit.
6. The electronic streaming rearview mirror system according to claim 4, wherein the main control module is further provided with a plurality of communication links, including CAN communication and RS232 communication, for data transmission.
7. The electronic streaming rearview mirror system according to claim 4, wherein the main control module is further provided with an infrared receiver in signal connection with the processing unit for realizing infrared remote control.
8. The electronic streaming rearview mirror system according to claim 4, wherein the main control module is further provided with a wireless communication unit, and the wireless communication unit is in signal connection with the processing unit and is used for realizing wireless communication with external equipment.
9. The electronic streaming media rearview mirror system of claim 1, further comprising a power module, the power module comprising a power supply unit and a power management circuit;
The power supply unit is used for supplying power to the electronic streaming media rearview mirror system and is divided into a first power supply circuit and a second power supply circuit, the first power supply circuit is used for supplying power to the backlight chip, and the second power supply circuit is electrically connected with the peripheral equipment and the input end of the power supply management circuit respectively;
The output end of the power management circuit is electrically connected with the main control module and is used for modulating corresponding current to supply power for the main control module.
10. The electronic streaming media rearview mirror system of claim 9, further comprising an audio module electrically connected to an output of the power management circuit;
the audio module comprises an audio input unit and an audio output unit, wherein the audio input unit is a microphone input, and the audio output unit comprises an earphone audio output and a loudspeaker audio output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322158291.4U CN220884211U (en) | 2023-08-11 | 2023-08-11 | Electronic stream media rearview mirror system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322158291.4U CN220884211U (en) | 2023-08-11 | 2023-08-11 | Electronic stream media rearview mirror system |
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| Publication Number | Publication Date |
|---|---|
| CN220884211U true CN220884211U (en) | 2024-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322158291.4U Active CN220884211U (en) | 2023-08-11 | 2023-08-11 | Electronic stream media rearview mirror system |
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| Country | Link |
|---|---|
| CN (1) | CN220884211U (en) |
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2023
- 2023-08-11 CN CN202322158291.4U patent/CN220884211U/en active Active
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