CN116229875A - Tamper-proof LED display system - Google Patents
Tamper-proof LED display system Download PDFInfo
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- CN116229875A CN116229875A CN202111468781.3A CN202111468781A CN116229875A CN 116229875 A CN116229875 A CN 116229875A CN 202111468781 A CN202111468781 A CN 202111468781A CN 116229875 A CN116229875 A CN 116229875A
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- Prior art keywords
- unit
- led display
- control unit
- video control
- monitoring
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
Abstract
The application relates to the technical field of LED display and discloses a tamper-proof LED display system. The system comprises: the video display device comprises playing equipment, a video control unit and an LED display screen, wherein the LED display screen comprises at least one LED display unit, a box body is arranged outside the LED display unit, the video control unit is respectively connected with the playing equipment and the box body, the playing equipment is used for providing video data, the video control unit is used for receiving the video data sent by the playing equipment and forwarding the video data to the LED display screen for display, when the box body is abnormal, the video control unit controls the playing equipment to interrupt video data transmission, so that the video data can be effectively prevented from being tampered, and the safety of the video data is further ensured.
Description
Technical Field
The application relates to the technical field of LED display, in particular to a tamper-proof LED display system.
Background
Along with the continuous progress of technology, the LED display technology is mature, and the LED display screen is developed towards a higher definition direction, so that the application scene of the LED display screen is wider and wider.
When the LED display screen is in use, as the LED display control system has no perfect intrusion prevention function, the risk of leakage or tampering of the played video data easily occurs.
Disclosure of Invention
In view of the foregoing, it is desirable to provide a tamper-resistant LED display system that can prevent video data from being tampered with, thereby ensuring the security of the video data.
In a first aspect, embodiments of the present application provide a tamper-resistant LED display system, the system comprising:
a playback device for providing video data;
the video control unit is connected with the playing device and is used for receiving video data sent by the playing device and forwarding the video data to the LED display screen for display;
the LED display screen comprises at least one LED display unit, a box body is arranged outside the LED display unit, the box body is connected with the video control unit, and when the box body is abnormal, the video control unit controls the playing device to interrupt video data transmission.
In some embodiments, the housing is provided with a monitoring unit,
the monitoring unit is connected with the video control unit.
In some embodiments, the video control unit and the monitoring unit are connected by a cable.
In some embodiments, the housing is further provided with a switch unit,
the switch unit is connected with the monitoring unit, and the monitoring unit is used for monitoring the state of the switch unit.
In some embodiments, the housing is further provided with a power supply unit,
the power supply unit is connected with the monitoring unit, and is used for supplying power to the monitoring unit under the condition that the box body is powered off, so that the monitoring unit monitors the state of the switch unit.
In some embodiments, the system further comprises a main switching unit,
the main switch unit is connected with the video control unit, and the video control unit is used for monitoring the state of the main switch unit.
In some embodiments, the system further comprises a main power supply unit,
the main power supply unit is connected with the video control unit and is used for supplying power to the video control unit under the condition that the box body is powered off, so that the video control unit monitors the state of the main switch unit.
In some embodiments, the number of the boxes is at least one, and the boxes are connected with the upper-stage boxes.
In some embodiments, the power supply unit and the main power supply unit are both lithium batteries.
In some embodiments, the playback device is a movie player.
Compared with the prior art, the beneficial effects of this application are: in contrast to the situation of the prior art, in the tamper-proof LED display system in the embodiment of the present application, the video control unit is connected with the playing device and the box respectively, when the box is in a normal state, the video control unit obtains video data from the playing device and forwards the video data to the LED display screen of the box for displaying, when the box is in an abnormal state, the video control unit controls the playing device to interrupt the transmission of the video data, thereby effectively preventing the video data from being tampered, and further guaranteeing the safety of the video data.
Drawings
One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which the figures of the drawings are not to be taken in a limiting sense, unless otherwise indicated.
FIG. 1 is a schematic diagram of a tamper-resistant LED display system in one embodiment of the present application;
FIG. 2 is a detailed schematic diagram of a tamper resistant LED display system in one embodiment of the present application.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
It should be noted that, if not conflicting, the various features in the embodiments of the present application may be combined with each other, which is within the protection scope of the present application. In addition, while functional block division is performed in a device diagram and logical order is shown in a flowchart, in some cases, the steps shown or described may be performed in a different order than the block division in the device, or in the flowchart. Moreover, the words "first," "second," "third," and the like as used herein do not limit the data and order of execution, but merely distinguish between identical or similar items that have substantially the same function and effect.
Referring to fig. 1 to 2, the embodiment of the application provides a tamper-proof LED display system 1, which includes a playing device 10, a video control unit 20 and an LED display screen 30, wherein the LED display screen includes at least one LED display unit, that is, the LED display screen is formed by splicing a plurality of LED display units. For example, the LED display screen 30 is formed by splicing the LED display unit 1, the LED display unit 2, the LED display unit 3 and the LED display unit N …. And a box body is arranged outside each LED display unit. The video control unit is respectively connected with the playing device and the box body.
The playback device 10 may be any device having an encrypted video playback function, for example a movie player. The playback device 10 is arranged to provide video data to a video control unit 20. Specifically, the playback device 10 is configured to decode a source video to obtain video data, and then send the video data to the video control unit 20.
The video control unit 20 may be an FPGA-based video processing device, and the video control unit 20 has advantages of high stability and high definition. The video control unit 20 is configured to receive video data sent by the playing device 10, and then forward the video data to an LED display screen for display.
The LED display unit is characterized in that a box body is arranged outside the LED display unit and used for protecting the LED display unit and various components in the box body, and the number of the box bodies corresponds to the number of the LED display units. The box body is connected with the video control unit, and when the box body is abnormal, the video control unit can control the playing equipment to interrupt video data transmission, so that the safety of video data can be ensured.
In other embodiments, as shown in fig. 2, the number of the boxes is at least one, for example, a box 1, a box 2, a box 3 and a box …, and the boxes are connected with the upper-stage box, that is, two adjacent boxes are connected in a cascading manner. Specifically, the playback device 10 is connected to a video control unit 20, the video control unit 20 being connected to a box 1, the box 1 being connected to a box 2 by a cable, the box 2 being connected to a box 3 by a cable until being connected to the last box N. The cable may be, for example, a network cable or an optical cable.
In some embodiments, the box is provided with a monitoring unit, and the monitoring unit is arranged on the surface of the box, and the monitoring unit can be any device with a monitoring function, such as a camera. The monitoring unit is connected with the video control unit through a cable. In connection with the above example, as shown in fig. 2, the case 1 is provided with the monitor unit 101, the case 2 is provided with the monitor unit 201, the case 3 is provided with the monitor unit 301, and the case N is provided with the monitor unit N01. The monitoring unit 101 of the box 1 is connected with the video control unit 20, and the monitoring unit 101 of the box 1 is also connected with the monitoring unit 201 of the box 2, and the monitoring unit 201 of the box 2 is connected with the monitoring unit 301 of the box 3 until being connected with the monitoring unit N01 of the last box N.
In some embodiments, the box is further provided with a switch unit, and the switch unit may be any device with a function of opening and closing a box door, for example, may be a door switch, and the switch unit is used for opening or closing the box door. The switch unit is connected with the monitoring unit, and the monitoring unit is used for monitoring the state of the switch unit. The state of the switch unit comprises a normal state and an abnormal state, wherein the abnormal state means that the box door is damaged or illegally opened. Specifically, the monitoring unit monitors the state of the switch unit in real time, and when the state of the switch unit is an abnormal state, the state means that the door of the box body is illegally opened or damaged.
In connection with the above example, as shown in fig. 2, the case 1 is provided with a switch unit 102, the case 2 is provided with a switch unit 202, the case 3 is provided with a switch unit 302, and the case N is provided with a switch unit N02. The switch unit 102 of the box 1 is connected with the monitor unit 101, the switch unit 202 of the box 2 is connected with the monitor unit 201, the switch unit 302 of the box 3 is connected with the monitor unit 301, and the monitor unit N02 of the box N is connected with the monitor unit N01.
In some embodiments, the case is further provided with a power supply unit, and the power supply unit may be any device with a power supply function, for example, may be a lithium battery. The power supply unit is connected with the monitoring unit, and is used for supplying power to the monitoring unit under the condition that the box body is powered off, so that the monitoring unit monitors the state of the switch unit.
In the above example, as shown in fig. 2, the case 1 is provided with a power supply unit 103, the case 2 is provided with a power supply unit 203, the case 3 is provided with a power supply unit 303, and the case N is provided with a power supply unit N03. The power supply unit 103 of the box 1 is connected with the monitoring unit 101, the power supply unit 203 of the box 2 is connected with the monitoring unit 201, the power supply unit 303 of the box 3 is connected with the monitoring unit 301, and the power supply unit NO3 of the box N is connected with the monitoring unit 103.
For example, when the box 3 is powered off, the power supply unit 303 automatically supplies power to the monitor unit 301, and at this time, the monitor unit 301 monitors the box 3, when the monitor unit 301 detects an abnormal door opening signal of the switch unit 302, the monitor unit records monitoring information, and sequentially passes the abnormal door opening signal through the box 2, a cascade circuit between the boxes 1 is uploaded to the video controller, and after the video controller receives the abnormal door opening signal, the video controller forwards the abnormal door opening signal to the playing device, and the playing device records the abnormal door opening signal. After the box body 3 is electrified, whether an abnormal door opening record exists or not is checked, if the abnormal door opening record exists, the playing program is paused, and alarm information is sent out.
In some embodiments, the LED display system 1 further includes a main switch unit 40, which may be, for example, a switch door, where the main switch unit 40 is connected to the video control unit 20, and the video control unit 20 is configured to monitor a state of the main switch unit 40. When the state of the main switch unit 40 is abnormal, it means that the video control unit 20 is invaded or destroyed, and at this time, the transmission of the video data is cut off, thereby ensuring the safety of the video data.
In other embodiments, the LED display system 1 further comprises a main power supply unit 50, and the main power supply unit 50 may be any device with a power supply function, such as a lithium battery. The main power supply unit 50 is connected to the video control unit 10, and the main power supply unit 50 is configured to supply power to the video control unit 10 when the box body is powered off, so that the video control unit 20 monitors the state of the main switch unit 50. It should be noted that, after the power of the box body is off, the process of monitoring the state of the main switch unit by the video monitoring unit is consistent with the process of monitoring the switch unit by the monitoring unit, which is not described herein, and the process of monitoring the switch unit by the monitoring unit can be referred to specifically.
In still other embodiments, the playback device may include a video control unit, a main switching unit, and a main power supply unit. The video control unit in the playing device is respectively connected with the main power supply unit and the main switch unit, and the video control unit of the playing device is connected with the monitoring unit of the box body 1.
The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
From the above description of embodiments, it will be apparent to those skilled in the art that the embodiments may be implemented by means of software plus a general purpose hardware platform, or may be implemented by hardware. Those skilled in the art will appreciate that all or part of the processes implementing the methods of the above embodiments may be implemented by a computer program for instructing relevant hardware, where the program may be stored in a computer readable storage medium, and where the program may include processes implementing the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-only Memory (ROM), a random-access Memory (Random Access Memory, RAM), or the like.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and are not limiting thereof; the technical features of the above embodiments or in the different embodiments may also be combined under the idea of the present application, the steps may be implemented in any order, and there are many other variations of the different aspects of the present application as described above, which are not provided in details for the sake of brevity; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.
Claims (10)
1. A tamper-resistant LED display system, the system comprising:
a playback device for providing video data;
the video control unit is connected with the playing device and is used for receiving video data sent by the playing device and forwarding the video data to the LED display screen for display;
the LED display screen comprises at least one LED display unit, a box body is arranged outside the LED display unit, the box body is connected with the video control unit, and when the box body is abnormal, the video control unit controls the playing device to interrupt video data transmission.
2. The LED display system of claim 1, wherein the housing is provided with a monitoring unit,
the monitoring unit is connected with the video control unit.
3. The LED display system of claim 2, wherein the video control unit and the monitoring unit are connected by a cable.
4. The LED display system according to claim 3, wherein the case is further provided with a switching unit,
the switch unit is connected with the monitoring unit, and the monitoring unit is used for monitoring the state of the switch unit.
5. The LED display system according to claim 4, wherein the case is further provided with a power supply unit,
the power supply unit is connected with the monitoring unit, and is used for supplying power to the monitoring unit under the condition that the box body is powered off, so that the monitoring unit monitors the state of the switch unit.
6. The LED display system of claim 1, further comprising a main switching unit,
the main switch unit is connected with the video control unit, and the video control unit is used for monitoring the state of the main switch unit.
7. The LED display system of claim 6, further comprising a main power supply unit,
the main power supply unit is connected with the video control unit and is used for supplying power to the video control unit under the condition that the box body is powered off, so that the video control unit monitors the state of the main switch unit.
8. The LED display system of any of claims 1-7, wherein the housing is at least one and the housing is connected to a superior housing.
9. The LED display system of claim 8, wherein the power supply unit and the main power supply unit are both lithium batteries.
10. The LED display system of claim 9, wherein the playback device is a movie player.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111468781.3A CN116229875A (en) | 2021-12-04 | 2021-12-04 | Tamper-proof LED display system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111468781.3A CN116229875A (en) | 2021-12-04 | 2021-12-04 | Tamper-proof LED display system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116229875A true CN116229875A (en) | 2023-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111468781.3A Pending CN116229875A (en) | 2021-12-04 | 2021-12-04 | Tamper-proof LED display system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116229875A (en) |
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2021
- 2021-12-04 CN CN202111468781.3A patent/CN116229875A/en active Pending
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