CN218570484U - Vehicle-mounted two-dimensional code display system - Google Patents
Vehicle-mounted two-dimensional code display system Download PDFInfo
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- CN218570484U CN218570484U CN202221874448.2U CN202221874448U CN218570484U CN 218570484 U CN218570484 U CN 218570484U CN 202221874448 U CN202221874448 U CN 202221874448U CN 218570484 U CN218570484 U CN 218570484U
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Abstract
The utility model discloses an on-vehicle two-dimensional code display system relates to intelligent passenger cabin technical field. The system comprises the vehicle-mounted machine system and an external display device. The vehicle-mounted system is used for receiving the two-dimensional code needing to be projected to a screen outside the vehicle, and converting the two-dimensional code to obtain a video signal; the external display device is connected with the vehicle-mounted computer system, arranged outside the vehicle and used for decoding the video signal and displaying the decoded content; wherein the content after decoding processing comprises the two-dimensional code. The embodiment of the utility model provides a realized throwing the screen display with the two-dimensional code and showing the function on vehicle outside display device under the condition of not opening the door window.
Description
Technical Field
The utility model relates to an intelligence passenger cabin technical field especially relates to an on-vehicle two-dimensional code display system.
Background
There may be situations in which a two-dimensional code (e.g., a health code, a travel code, or a payment code, etc.) needs to be presented while driving a vehicle. The car owner can only open the car window and show the two-dimensional code through the mobile phone.
At present, multimedia information such as audio and video is mainly displayed in vehicle-mounted sound equipment and vehicle-mounted navigation of an intelligent cabin vehicle machine system, and a user cannot display information such as a two-dimensional code in the using process. In contrast, when the two-dimensional code is checked in the process of driving the vehicle, a user can display the two-dimensional code on a screen outside the vehicle through the vehicle-mounted device system without opening a vehicle window, so that the two-dimensional code is more convenient to display, and meanwhile, part of infection risks can be reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an on-vehicle two-dimensional code display system to the realization is thrown the screen display with the two-dimensional code and is shown on vehicle outside display device.
In order to achieve the above object, the embodiment of the present invention provides the following solutions:
an on-vehicle two-dimensional code display system, comprising:
the vehicle-mounted system is used for receiving the two-dimensional code needing to be projected to a screen outside the vehicle, and converting the two-dimensional code to obtain a video signal;
the external display device is connected with the vehicle-mounted machine system, arranged outside the vehicle and used for decoding the video signal and displaying the decoded content; wherein the content after decoding processing comprises the two-dimensional code.
Optionally, the car machine system includes:
the communication module is used for receiving the digital video signal of the two-dimensional code; the digital video signals are parallel digital video signals;
a processor connected to the communication module for analyzing and processing the parallel digital video signals;
and the encoder is connected with the processor and is used for encoding and restoring the parallel digital video signals into serial digital video signals.
Optionally, the external display device comprises: a decoder and a display unit;
the decoder is connected with the encoder and is used for decoding and restoring the serial digital video signals into a digital video signal format which can be played by a display unit;
the display unit is used for playing the decoded content.
Optionally, the in-vehicle machine system further includes:
the switching module is arranged on the steering wheel, connected with the processor and used for switching the working mode of the external display device; the switching module is also used for switching the content displayed by the external display device.
Optionally, the in-vehicle machine system further includes:
and the vehicle-mounted screen is connected with the processor and is used for displaying the working state of the vehicle machine system.
Optionally, the communication module includes a wired module and a wireless module.
Optionally, the wired module includes: USB interface and HDMI interface.
Optionally, the wireless module comprises a Wi-Fi module and a bluetooth module.
According to the utility model provides a specific embodiment discloses following technological effect:
the embodiment of the utility model provides an on-vehicle two-dimensional code display system, the system includes car machine system and outside display device. The terminal such as a mobile phone and the like are connected with the vehicle-mounted system by the vehicle-mounted personnel, then the two-dimensional code needing to be projected to the vehicle external screen is transmitted to the vehicle-mounted system by the vehicle-mounted personnel through the terminal, and after the two-dimensional code needing to be projected to the vehicle external screen is received by the vehicle-mounted system, the two-dimensional code is correspondingly processed and then displayed by the external display device. Therefore, the function of displaying the two-dimensional code on the external display device outside the vehicle by projecting the two-dimensional code on the screen under the condition of not opening the vehicle window is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments 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 inventive labor.
Fig. 1 is a schematic structural diagram of a vehicle-mounted two-dimensional code display system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the car machine system provided by the embodiment of the utility model.
Description of the symbols:
the system comprises a vehicle-mounted machine system-1, a communication module-11, a processor-13, an encoder-14, a switching module-15, a vehicle-mounted screen-16 and an external display device-2.
Detailed Description
The structure and scenario described in the embodiment of the present application are for more clearly illustrating the technical solution of the embodiment of the present application, and do not form a limitation on the technical solution provided in the embodiment of the present application, and it is known by a person skilled in the art that with the occurrence of a new scenario, the technical solution provided in the embodiment of the present application is also applicable to similar technical problems.
It should be noted that in this application, words such as "exemplary" or "for example" are used to indicate examples, illustrations or descriptions. Any embodiment or design described herein as "exemplary" or "such as" is not necessarily to be construed as preferred or advantageous over other embodiments or designs. Rather, use of the word "exemplary" or "such as" is intended to present concepts related in a concrete fashion.
The utility model provides an on-vehicle two-dimensional code display system has solved among the prior art problem that the car interior personnel could show the two-dimensional code to open the door window, has realized throwing the screen display with the two-dimensional code and has shown the function on the outside display device of vehicle.
Fig. 1 shows an exemplary structure of the vehicle-mounted two-dimensional code display system, which includes a vehicle-mounted device 1 and an external display device 2.
The in-vehicle system 1 is configured to receive a two-dimensional code that needs to be projected to a screen outside the vehicle, and perform conversion processing on the two-dimensional code to obtain a video signal.
The external display device 2 is connected with the vehicle-mounted device system 1, arranged outside the vehicle and used for decoding the video signal and displaying the decoded content; wherein, the content after decoding processing comprises a two-dimensional code.
The two-dimensional code can come from terminal equipment. The terminal device may be various handheld devices, vehicle-mounted devices, wearable devices, and various forms of User Equipment (UE), mobile Stations (MS), mobile phones, tablet computers, desktop computers, PDAs (Personal Digital assistants), and the like. Clients, such as WeChat clients and the like, can be deployed on the terminal devices.
The two-dimensional code can be generated by a client and is provided for the car machine system 1 by the client through terminal equipment; the two-dimensional code image can also be stored in a gallery of the terminal device as an image, and when the two-dimensional code image is used, the two-dimensional code image can be provided for the car-in-vehicle system 1 through the terminal device.
Referring to the car machine system 1 in detail, fig. 2 shows an exemplary structure of the car machine system 1, including:
the communication module 11 is configured to receive a digital video signal of the two-dimensional code; the digital video signal is a parallel digital video signal.
The processor 13 is connected with the communication module 11, and the processor 13 is used for analyzing and processing the parallel digital video signals;
there is a communication protocol between the processor 13 and the communication module 11, and the processor 13 analyzes and processes the digital video signal according to the communication protocol. The communication protocol may be a general communication protocol or may be a proprietary communication protocol. As long as the processor 13 can analyze and process the data based on the protocol.
In one example, the processor 13 may be embodied as a System On Chip (SOC).
The encoder 14 is connected to the processor 13, and the encoder 14 is configured to encode and restore the parallel digital video signal to a serial digital video signal.
In practical applications, after the communication module 11 receives two-dimensional code information from a mobile phone, a computer, etc. (the two-dimensional code is transmitted from a client to the communication module 11 in the form of a digital video signal), the processor 13 analyzes the digital video signal, the digital video signal at this time is a parallel digital video signal, then the parallel digital video signal is transmitted to the encoder 14 through the processor 13, and the encoder 14 encodes and restores the parallel digital video signal into a serial digital video signal.
When the two-dimensional code is projected on a screen without opening a window, the two-dimensional code can be received by the vehicle machine system 1, the two-dimensional code is analyzed and recoded, the encoder 14 encodes and restores the parallel digital video signal into a serial digital video signal, the processed serial digital video signal is transmitted to the external display device 2, then a decoder in the external display device 2 converts the serial digital video signal into a digital video signal format which can be played by the external display device 2, then the two-dimensional code is displayed, and the external display device 2 can also display videos and pictures.
Illustratively, the external display device 2 may further include at least a decoder and a display unit. A decoder is connected to the encoder 14, and the decoder is configured to decode and restore the serial digital video signal to a digital video signal format that can be played by the display unit.
The display unit is used for displaying the two-dimensional code.
Specifically, the number of the external display devices 2 may be one or more. Any one of the external display devices 2 may be a left rear view mirror, a right rear view mirror with display and decoding functions, or other external display screens (with decoding functions).
Alternatively, it can be said that the display unit of any external display device 2 may be a left rear-view mirror with display function, a right rear-view mirror with display function, or other external display screen.
Here, the other external display screen may be, for example, an LED screen on a roof of the vehicle, or a display screen provided on a vehicle body.
Specifically, under the condition that the two-dimensional code simultaneously comprises a left rearview mirror, a right rearview mirror and other external display screens, the two-dimensional code can be displayed on any one, any two or all of the left rearview mirror, the right rearview mirror and the other external display screens.
The vehicle-mounted two-dimensional code display system can be applied to the scene: the terminal such as a mobile phone and the like are connected with the car machine system 1 by the person in the car, then the two-dimensional code needing to be projected to the screen outside the car is transmitted to the car machine system 1 by the person in the car through the terminal, and after the two-dimensional code needing to be projected to the screen outside the car is received by the car machine system 1 and then correspondingly processed, the two-dimensional code is displayed by the external display device 2. Therefore, the function of displaying the two-dimensional code on the external display device outside the vehicle by projecting the two-dimensional code on the screen under the condition of not opening the vehicle window is realized.
To sum up, the embodiment of the utility model provides a pair of on-vehicle two-dimensional code display system has solved among the prior art in the car personnel open the door window and could show the problem of two-dimensional code, has realized throwing the screen display with the two-dimensional code and show the function on the outside display device of vehicle, personnel in the car will show the two-dimensional code more conveniently, simultaneously, do not open the door window and also can reduce some bacterial virus infection risk, have reduced revealing of privacy in the car.
In other embodiments of the present invention, still referring to fig. 2, the car machine system 1 in all the above embodiments further includes a switching module 15.
The switching module 15 is disposed on the steering wheel and connected to the processor 13, and the switching module 15 is used for switching the operation mode of the external display device 2. The switching module 15 is also used for switching the content displayed by the external display device 2.
Specifically, the switching module 15 may send a switching electrical signal after the switching module 15 operates, or the switching electrical signal may be sent when the switching module 15 receives a voice command sent by a passenger for switching. The processor 13 receives the switching electrical signal to control the switching operation mode of the external display device 2, and controls the switching operation mode of the external display device 2. The working modes comprise a rearview mirror working mode and a display screen working mode. The working mode of the rearview mirror is applied to observing road conditions, and the working mode of the display screen is applied to displaying two-dimensional codes, videos or pictures and the like.
The switching module 15 may include a switching button that, when touched, may issue a switching electrical signal.
Of course, the switching module 15 may also include a voice recognition module, which can recognize the switched voice command, and if the recognition is successful, send out a switching electric signal.
The switching module 15 may include both a switching button and a voice recognition module, or either one of them.
In addition, the switching module 15 is further configured to switch the two-dimensional code content displayed by the external display device 2. The two-dimension code comprises a health code, a travel code or a payment code, for example, when the health code is displayed and the travel code needs to be displayed, a switching button is pressed to switch the displayed content from the health code to the travel code. The switching mode comprises manual switching and voice switching. After switching, the contents such as videos, pictures and the like can be displayed.
In other embodiments of the present invention, still referring to fig. 2, the car machine system 1 in all the above embodiments further includes a car screen 16.
The vehicle-mounted screen 16 is connected with the processor 13, and the vehicle-mounted screen 16 can be arranged in a vehicle to display the working state of the vehicle-mounted machine system 1.
Referring to fig. 2, the communication module 11, the processor 13, the encoder 14, the switching module 15, and the vehicle-mounted screen 16 are electrically connected. The above working states include, but are not limited to: whether the external display device 2 is displaying a two-dimensional code, the current operating mode of the external display device 2, and the like. The processor 13 analyzes whether the parallel digital video signal is transmitted or not, and then displays whether the car machine system 1 displays the two-dimensional code on the screen on the vehicle-mounted screen 16 or not.
In addition, the in-vehicle screen 16 may also display the two-dimensional code content (e.g., health code, travel code, and payment code) that the external display device 2 is currently displaying.
The communication module 11 is described in detail below.
The communication module 11 includes at least one of a wired module and a wireless module.
The wired module illustratively includes, but is not limited to, a USB interface and/or an HDMI interface. The wireless module can change the format of the two-dimensional code digital video signal into a digital video signal in SDIO format.
Those skilled in the art can configure the line module with other wired connection interfaces, which are not described herein.
In one example, the wireless module includes a Wi-Fi module and a Bluetooth module. The USB interface changes the format of the two-dimensional code digital video signal into a digital video signal in a USB format. The HDMI can change the format of the two-dimensional code digital video signal into a digital video signal in an HDMI format.
In addition, those skilled in the art can also consider using wireless modules such as infrared and purple butterfly to realize wireless connection.
When the communication module 11 includes a wired module and a wireless module at the same time, taking a client running in a mobile phone, a computer, etc. as an example, the communication module may be wirelessly connected to the in-vehicle system 1 through a Wi-Fi module or a bluetooth module, or may be connected to a USB interface or an HDMI interface through a data line to be wired to the in-vehicle system 1.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principle and implementation of the embodiments of the present invention are explained herein by applying specific examples, and the above descriptions of the embodiments are only used to help understand the method and core ideas of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the idea of the embodiment of the present invention, there are variations in the specific implementation and application range. In summary, the content of the present specification should not be construed as limiting the embodiments of the present invention.
Claims (8)
1. The utility model provides an on-vehicle two-dimensional code display system which characterized in that includes:
the vehicle-mounted system is used for receiving the two-dimensional code needing to be projected to a screen outside the vehicle, and converting the two-dimensional code to obtain a video signal;
the external display device is connected with the vehicle-mounted machine system, arranged outside the vehicle and used for decoding the video signal and displaying the decoded content; wherein the content after the decoding process comprises the two-dimensional code.
2. The vehicle-mounted two-dimensional code display system according to claim 1, wherein the vehicle-mounted machine system comprises:
the communication module is used for receiving the digital video signal of the two-dimensional code; the digital video signal is a parallel digital video signal;
a processor connected to the communication module for analyzing and processing the parallel digital video signals;
and the encoder is connected with the processor and is used for encoding and restoring the parallel digital video signals into serial digital video signals.
3. The on-vehicle two-dimensional code display system according to claim 2,
the external display device includes: a decoder and a display unit;
the decoder is connected with the encoder and is used for decoding and restoring the serial digital video signals into a digital video signal format which can be played by a display unit;
the display unit is used for playing the decoded content.
4. The vehicle-mounted two-dimensional code display system according to claim 2, wherein the vehicle-mounted machine system further comprises:
the switching module is arranged on the steering wheel, connected with the processor and used for switching the working mode of the external display device; the switching module is also used for switching the content displayed by the external display device.
5. The vehicle-mounted two-dimensional code display system according to claim 2, wherein the vehicle-mounted machine system further comprises:
and the vehicle-mounted screen is connected with the processor and is used for displaying the working state of the vehicle machine system.
6. The vehicle-mounted two-dimensional code display system according to claim 2, wherein the communication module comprises a wired module and a wireless module.
7. The vehicle-mounted two-dimensional code display system according to claim 6, wherein the wired module comprises: USB interface and HDMI interface.
8. The vehicle-mounted two-dimensional code display system according to claim 6, wherein the wireless module comprises a Wi-Fi module and a bluetooth module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221874448.2U CN218570484U (en) | 2022-07-20 | 2022-07-20 | Vehicle-mounted two-dimensional code display system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221874448.2U CN218570484U (en) | 2022-07-20 | 2022-07-20 | Vehicle-mounted two-dimensional code display system |
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| CN218570484U true CN218570484U (en) | 2023-03-03 |
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| CN202221874448.2U Active CN218570484U (en) | 2022-07-20 | 2022-07-20 | Vehicle-mounted two-dimensional code display system |
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- 2022-07-20 CN CN202221874448.2U patent/CN218570484U/en active Active
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