CN213211659U - LED display screen and display system - Google Patents
LED display screen and display system Download PDFInfo
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- CN213211659U CN213211659U CN202022216277.1U CN202022216277U CN213211659U CN 213211659 U CN213211659 U CN 213211659U CN 202022216277 U CN202022216277 U CN 202022216277U CN 213211659 U CN213211659 U CN 213211659U
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Abstract
The embodiment of the utility model provides a LED display screen and display system. The LED display screen includes: a plurality of display module assemblies, every the display module assembly includes: a plurality of LED light points; the display driving module is connected with the plurality of LED lamp points; and the data analysis module is connected with the display driving module. The embodiment of the utility model provides a limited, the complicated problem of line connection in LED display screen body space has been solved.
Description
Technical Field
The utility model relates to a show control technical field, especially relate to a LED display screen and a display system.
Background
In recent years, translucent LED display screens such as a light bar screen, a grid screen, and a screen are increasingly used with the development of LED display technology and the market demand. Take the lamp strip screen as an example, the lamp strip screen comprises a plurality of lamp strips (display module), when using current display controller (also called send card) and module controller (also called receive card) control lamp strip screen, every lamp strip need set up a receive card, and because the volume of receive card and communication interface's restriction, lead to display screen body space limited, the structural design degree of difficulty is great, the line is comparatively complicated, difficult installation maintenance, and the cost is higher.
SUMMERY OF THE UTILITY MODEL
Accordingly, to overcome at least some of the disadvantages and shortcomings of the prior art, embodiments of the present invention provide an LED display screen and a display system.
On the one hand, the embodiment of the utility model provides a LED display screen, include: a plurality of display module assemblies, every the display module assembly includes: a plurality of LED light points; the display driving module is connected with the plurality of LED lamp points; and the data analysis module is connected with the display driving module.
The LED display screen of this embodiment is through setting up the data analysis module in the display module assembly of LED display screen to make accessible data analysis module drive the display drive module lights the display module assembly, so, need not to set up the module controller in the LED display screen, and the LED display screen need not to connect more module controller, has solved the limited problem of LED display screen body space, line connection complicacy, has improved the convenience that the display screen installation was maintained, and the cost is reduced.
In an embodiment of the present invention, the LED display screen further includes: and the signal conversion device is electrically connected with the data analysis module of each display module.
The present invention provides an embodiment, wherein the display driving module and the data analyzing module are located in different chips, or the display driving module and the data analyzing module are integrated on the same chip.
In an embodiment of the present invention, the signal conversion apparatus includes: the remote transmission device comprises a remote transmission signal input interface, a signal conversion chip and a level signal output interface, wherein the signal conversion chip is respectively connected with the remote transmission signal input interface and the level signal output interface, and the level signal output interface is connected with the data analysis module.
On the other hand, the embodiment of the utility model provides a display system who provides, include: LED display screen control equipment; the LED display screen is connected with the LED display screen control equipment.
The embodiment of the utility model provides a through set up the analytic module of data in the display module assembly of LED display screen to make the analytic module drive of accessible data show that drive module lights the display module assembly, so, need not to set up the module controller in the LED display screen, and the LED display screen need not to connect more module controller, solved LED display screen body space limited, the complicated problem of line connection, improved the convenience of display screen installation maintenance, and the cost is reduced.
In an embodiment of the present invention, the LED display screen control device includes: the display controller and the module controller connected with the display controller.
In an embodiment of the present invention, the display system further includes: the signal converter is connected between the LED display screen control equipment and the LED display screen, the signal converter comprises a level signal input interface, a signal conversion chip and a remote transmission signal output interface, and the signal conversion chip is respectively connected with the level signal input interface and the remote transmission signal output interface.
In an embodiment of the present invention, the module controller and the signal converter are an integrated structure.
In an embodiment of the present invention, the LED display screen control device includes: a video input interface; the programmable logic device is electrically connected with the video input interface; the micro control unit is electrically connected with the programmable logic device; and the display data and control signal interface is electrically connected with the programmable logic device and the LED display screen.
In an embodiment of the present invention, the display system further includes: the signal converter is connected between the LED display screen control equipment and the LED display screen, the signal converter comprises a level signal input interface, a signal conversion chip and a remote transmission signal output interface, and the signal conversion chip is respectively connected with the level signal input interface and the remote transmission signal output interface; the signal converter and the LED display screen control equipment are of an integral structure or are independent of the LED display screen control equipment.
In view of the above, the above technical features of the present invention can have one or more of the following advantages: through setting up the data analysis module in the display module assembly of LED display screen to make accessible data analysis module drive display drive module lights the display module assembly, so, need not to set up the module controller in the LED display screen, and the LED display screen need not to connect more module controller, has solved the problem that LED display screen body space is limited, line connection is complicated, has improved the convenience that the display screen installation was maintained, and the cost is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an LED display screen according to a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of another LED display screen according to the first embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the signal conversion apparatus in fig. 2.
Fig. 4 is a schematic structural diagram of a display system according to a second embodiment of the present invention.
Fig. 5 is a schematic structural diagram of another display system according to a second embodiment of the present invention.
Fig. 6 is a schematic structural diagram of another display system according to the first embodiment of the present invention.
Fig. 7 is a schematic structural diagram of another display system according to a second embodiment of the present invention.
Fig. 8 is a schematic structural diagram of the display controller.
Fig. 9 is a schematic diagram of a module controller.
Fig. 10 is a schematic structural diagram of another display system according to a second embodiment of the present invention.
Fig. 11 is a schematic structural diagram of another display system according to a second embodiment of the present invention.
Fig. 12 is a schematic structural diagram of another display system according to a second embodiment of the present invention.
Fig. 13 is a schematic structural diagram of another display system according to a second embodiment of the present invention.
Fig. 14 is a schematic structural diagram of the signal converter.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
[ first embodiment ] A method for manufacturing a semiconductor device
Referring to fig. 1, a first embodiment of the present invention provides an LED display screen 100, including: a plurality of display module assembly 110, every display module assembly 110 includes: the display driving module 112 is connected with the plurality of LED lamp points, and the data analysis module 111 is connected with the display driving module 112.
The display driving module 112 is configured to drive the display module 110 to display, and the data analyzing module 111 is configured to control the display driving module 112, and specifically, for example, can receive a data command sent by a previous stage (e.g., a module controller), and then control the display driving module 112 to display an image.
In an embodiment of the present invention, the display driving module 112 and the data parsing module 111 may be integrated on the same chip, for example.
In a specific implementation manner of this embodiment, the display driving module 112 and the data parsing module 111 may be located in different chips, for example. Specifically, the display driving module 112 may be, for example, a driving chip, and specifically, for example, an MBI5043 chip or an SM16259 chip may be adopted, but the invention is not limited thereto. The data analysis module 111 is, for example, a programmable logic device having a function of receiving a remote transmission signal, and the remote transmission signal may be, for example, a differential signal, an optical fiber signal, and the like. Specifically, the data analysis module 111 may be, for example, an FPGA (Field-Programmable Gate Array) having a communication interface supporting a signal transceiving function, and may use, for example, a spartan6XC6slx25 chip, or a chip without a function of receiving a long-distance transmission signal, such as an FPGA (Field-Programmable Gate Array) without a function of receiving a long-distance transmission signal, an MCU (micro controller Unit) or a CPLD (Complex Programming logic device), which is not limited to this, of course, the embodiments of the present invention are not limited to this.
Referring to fig. 2, in an embodiment of the present embodiment, when the data analysis module 111 in the LED display panel 100 does not have a function of receiving a differential signal, the LED display panel 100 further includes a signal conversion device 120 electrically connected to the data analysis module 111 of each display module 110 for converting a received remote transmission signal into a level signal, where the remote transmission signal may be, for example, a differential signal, an optical fiber signal, a wireless signal, and the like, and the level signal may be, for example, a signal required by a display driving module, and specifically, may be, for example, a short-distance high-speed transmission level signal such as ttl (lvttl), coms (lvcoms), LVDS, and the like.
Specifically, referring to fig. 3, the signal conversion apparatus 120 may include, for example, a long-distance transmission signal input interface 121, a signal conversion chip 122 and a level signal output interface 123, where the signal conversion chip 122 is connected to the long-distance transmission signal input interface 121 and the level signal output interface 123, respectively, and the level signal output interface 123 is connected to the data analysis module 111. The signal conversion chip 122 may, for example, adopt a DS92LV2422 chip, a BCM89810 chip, an RTL8201 chip, etc., and the signal conversion chip 122 may, for example, be disposed on a HUB board, which is disposed on the LED display screen, of course, the embodiment of the present invention is not limited thereto, and the embodiment of the present invention is not limited thereto. It should be noted that, when the remote transmission signal is a wireless signal, for example, a WIFI signal, the remote transmission signal input interface 121 is a wireless module, and is configured to receive the wireless signal, of course, the embodiment of the present invention is not limited thereto.
In conclusion, the data analysis module is arranged in the display module of the LED display screen, so that the display drive module can be driven by the data analysis module to light the display module, the module controller is not required to be arranged in the LED display screen, and the LED display screen is not required to be connected with more module controllers, thereby solving the problems of limited screen space and complex line connection of the LED display screen, improving the convenience of installation and maintenance of the display screen and reducing the cost. In addition, the module controller 300 and the LED display screen 100 are transmitted by differential signals, which further improves the long-distance transmission of data.
[ second embodiment ]
The utility model discloses a display system that second embodiment provided includes: the LED display screen 100 and the LED display screen control device 10 connected to the LED display screen 100 are as described above, wherein the LED display screen 100 is the LED display screen 100 of the first embodiment, and details thereof are not repeated herein.
Referring to fig. 4, in a specific embodiment of the present embodiment, the LED display screen control device 10 includes a display controller 200 and a module controller 300 connected to the display controller 200. Specifically, the module controller 300 may have a function of sending and receiving a long-distance transmission signal such as a differential signal, for example, and the data analysis module 111 in the LED display screen 100 may have a function of sending a long-distance transmission signal such as a differential signal, for example, and the specific structure of the data analysis module 111 is the same as that of the data analysis module 111 in the first embodiment, which is not described herein again, and the module controller 300 is directly connected to the data analysis module 111 in the LED display screen 100.
Referring to fig. 5, in a specific embodiment of the present embodiment, the LED display screen control device 10 includes a display controller 200 and a module controller 300 connected to the display controller 200. Specifically, the module controller 300 may have a function of sending and receiving long-distance transmission signals such as differential signals, for example, the LED display panel 100 includes the signal conversion device 120, the signal conversion device 120 may receive long-distance transmission signals such as differential signals, the module controller 300 is connected to the signal conversion device 120 in the LED display panel, and the signal conversion device 120 has the same structure as the signal conversion device 120 in the first embodiment, and is not described herein again.
Referring to fig. 6, in a specific embodiment of the present embodiment, the LED display screen control device 10 includes a display controller 200 and a module controller 300 connected to the display controller 200. Specifically, the module controller 300 may not have a function of sending and receiving long-distance transmission signals, for example, differential signals, for example, i.e., signals output by the module controller 300 do not support long-distance transmission, the display system further includes a signal converter 400, the data parsing module 111 in the LED display screen 100 may have a function of sending long-distance transmission signals, for example, differential signals, for example, and the signal converter 400 is connected between the module controller 300 and the data parsing module 111 in the LED display screen and is used for converting level signals, for example, TTL format signals, sent by the module controller 300 into differential signals and transmitting the differential signals to the data parsing module 111.
The signal converter 400 and the module controller 300 may be, for example, an integral structure, or the signal converter 300 is disposed separately from the module controller 300, and of course, the embodiment of the present invention is not limited thereto.
Referring to fig. 7, in a specific embodiment of the present embodiment, the LED display screen control device 10 includes a display controller 200 and a module controller 300 connected to the display controller 200. Specifically, the module controller 300 may not have a function of sending and receiving a long-distance transmission signal such as a differential signal, for example, and then the display system further includes a signal converter 400, the LED display screen 100 includes a signal conversion device 120, and the signal conversion device 120 may receive the long-distance transmission signal such as a differential signal; the signal converter 400 is connected between the module controller 300 and the signal conversion device 120 in the LED display screen, and is used for converting the level signal, such as TTL format signal, sent by the module controller 300 into a long-distance transmission signal, such as a differential signal, and transmitting the long-distance transmission signal to the signal conversion device 120 of the LED display screen 100.
The signal converter 400 and the module controller 300 may be, for example, an integral structure, or the signal converter 300 is disposed separately from the module controller 300, and of course, the embodiment of the present invention is not limited thereto.
Referring to fig. 8, the display controller 200 in the above embodiment may be, for example, an LED display controller, and specifically, for example, includes a video input interface 210, a programmable logic device 220, a micro control unit 230, and a video output interface 240, where the programmable logic device 220 is connected to the video input interface 210, the micro control unit 230, and the video output interface 240, respectively. The Programmable logic device 220 is, for example, an FPGA (Field-Programmable Gate Array), which may be implemented, for example, as a Kinetx-7 series FPGA chip from Xilinx corporation such as XC7K325T chip; the micro control Unit 230 may be, for example, an MCU (micro controller Unit), and may be, for example, an STM32 series MCU chip such as an STM32H750 chip of the intentionally produced semiconductor company; the video input Interface 210 may be, for example, a video Interface such as HDMI (High Definition Multimedia Interface), SDI (Digital video Interface), DVI (Digital Visual Interface), etc.; the video output interface 240 may be, for example, an ethernet interface, and of course, the display controller 200 may further include a circuit such as a video decoding chip, which is not listed here, and of course, the embodiment of the present invention is not limited thereto.
Referring to fig. 9, the module controller 300 in the above-described embodiment may be, for example, a receiving card or a scanning card, and specifically includes an image data input interface 310, a programmable logic device 320, a micro control unit 330, and a display data and control signal interface 340. The image data input interface 310 is used for receiving data sent by the display controller 200, and the Programmable logic device 320 is a Programmable logic device capable of supporting outputting a long-distance transmission signal, such as a differential signal, specifically an FPGA (Field Programmable Gate Array), and may use, for example, a spartan6XC6slx25 chip, which is not limited to this, of course. The micro control Unit 230 may be, for example, an MCU (micro controller Unit), and may be, for example, an STM32 series MCU chip such as an STM32F410 chip of the intentionally produced semiconductor company; the display data and control signal interface 340 is used to send display data and control signals to the LED display screen 100.
Referring to fig. 10, in a specific implementation manner of this embodiment, the LED display screen control device 10 may, for example, implement functions of an LED display controller and a receiving card (or a scanning card), and specifically may, for example, include a video input interface 510, a programmable logic device 520, a micro control unit 530, and a display data and control signal interface 540, where a video source is input through the video input interface 510, the programmable logic device 520 and the micro control unit 530 process the video source and generate display data and a control signal, and the display data and the control signal are output through the display data and control signal interface 540 to control the LED display screen 100 to display. Specifically, the output signal of the Programmable logic device 520 is a differential signal, and is specifically an FPGA (Field-Programmable Gate Array), for example, a spark 6XC6slx25 chip; the micro control Unit 230 may be, for example, an MCU (micro controller Unit), and may be, for example, an STM32 series MCU chip such as an STM32H750 chip of the intentionally produced semiconductor company; the video input Interface 210 may be, for example, a video Interface such as HDMI (High Definition Multimedia Interface), SDI (Digital video Interface), DVI (Digital Visual Interface), etc.; the display data and control signal interface 540 is used to send display data and control signals to the LED display screen 100.
Specifically, the programmable logic device 420 in the LED display screen control device 10 may have a function of transmitting a long-distance transmission signal such as a differential signal, for example, and the data analysis module 111 in the LED display screen 100 may have a function of transmitting a long-distance transmission signal such as a differential signal, for example, and the display data and control signal interface 540 in the LED display screen control device 10 is directly connected to the data analysis module 111 in the LED display screen 100.
Referring to fig. 11, in a specific implementation manner of this embodiment, the LED display screen control device 10 is the LED display screen control device 10 as described in fig. 10, and a detailed structure thereof is not repeated herein. Specifically, the LED display screen control device 10 may have a function of transmitting a long-distance transmission signal such as a differential signal, for example, the LED display screen 100 includes the signal conversion device 120, the signal conversion device 120 may receive the long-distance transmission signal such as the differential signal, and the display data and control signal interface 540 in the LED display screen control device 10 is connected to the signal conversion device 120 in the LED display screen 100.
Referring to fig. 12, in a specific implementation manner of this embodiment, the LED display screen control device 10 is the LED display screen control device 10 as described in fig. 10, and a detailed structure thereof is not repeated herein. Specifically, the LED display screen control device 10 may not have a function of sending a differential signal, for example, and the display system further includes a signal converter 400, the data analysis module 111 in the LED display screen 100 may have a function of sending a long-distance transmission signal, for example, a differential signal, for example, and the signal converter 400 is connected between the LED display screen control device 10 and the data analysis module 111 in the LED display screen 100, and is configured to convert the level signal, for example, TTL format signal, sent by the LED display screen control device 10 into a long-distance transmission signal, for example, a differential signal, and transmit the long-distance transmission signal to the data analysis module 111.
Wherein, the signal converter 400 and the LED display screen control device 10 may be, for example, an integral structure, or the signal converter 300 is disposed independently of the LED display screen control device 10, and of course, the embodiment of the present invention is not limited thereto.
Referring to fig. 13, in a specific implementation manner of this embodiment, the LED display screen control device 10 is the LED display screen control device 10 as described in fig. 10, and a detailed structure thereof is not repeated herein. Specifically, the LED display screen control device 10 may not have a function of sending a long-distance transmission signal such as a differential signal, for example, and then the display system further includes a signal converter 400, the LED display screen 100 includes a signal conversion device 120, and the signal conversion device 120 may receive the long-distance transmission signal such as the differential signal; the signal converter 400 is connected between the LED display panel control device 10 and the signal conversion device 120 in the LED display panel 100, and is configured to convert the level signal, e.g., TTL format signal, sent by the LED display panel control device 10 into a long-distance transmission signal, e.g., differential signal, and transmit the long-distance transmission signal to the signal conversion device 120.
Wherein, the signal converter 400 and the LED display screen control device 10 may be, for example, an integral structure, or the signal converter 300 is disposed independently of the LED display screen control device 10, and of course, the embodiment of the present invention is not limited thereto.
Referring to fig. 14, in the above embodiment, the signal converter 400 may include, for example, a level signal input interface 410, a signal conversion chip 420 and a long-distance transmission signal output interface 430, where the level signal input interface 410 and the long-distance transmission signal output interface 430 are respectively connected to the signal conversion chip 420. The long-distance transmission signal may be, for example, a differential signal, an optical fiber signal, a wireless signal, etc., and the level signal may be, for example, a signal required by the display driving module, and may specifically be, for example, a short-distance high-speed transmission level signal such as ttl (lvttl), coms (lvcoms), LVDS, etc. It should be noted that, when the remote transmission signal is a wireless signal, for example, a WIFI signal, the remote transmission signal output interface 430 is a wireless module, and is used to output the wireless signal, of course, the embodiment of the present invention is not limited thereto. Specifically, the signal converter 400 may be configured to convert the TTL format signal into a differential signal, for example, the signal conversion chip may be, for example, an SP3485 chip, a MAX485 chip, or a DS92LV2421 chip, which is not limited thereto. Of course, the signal converter 400 may also be used to convert TTL format signals into ethernet signals, and transmit data to the LED display screen through a gigabit network, a gigabit network or an optical fiber, and then the signal conversion chip may adopt a BCM89810 chip or an RTL8201 chip, for example, although the embodiment of the present invention is not limited thereto. In this way, the transmission distance of data between the LED display screen control device 10 and the LED display screen 100 is greatly increased by transmitting signals over long distances, such as differential signal transmission or transmission over a hundred mega-net, a giga-net or an optical fiber.
To sum up, display system is through setting up data analysis module in the display module assembly of LED display screen to make accessible data analysis module receive the order and the display data that LED display screen controlgear sent, and drive display drive module lights display module assembly, so, need not to set up the module controller in the LED display screen, and the LED display screen need not to connect more module controller, has solved the problem that LED display screen body space is limited, circuit connection is complicated. In addition, the long-distance transmission of data is further improved by long-distance transmission signals such as differential signal transmission between the LED display screen control device 10 and the LED display screen 100.
In addition, it should be understood that the foregoing embodiments are merely exemplary of the present invention, and the technical solutions of the embodiments can be arbitrarily combined and collocated without conflict between technical features and structures, and not departing from the purpose of the present invention.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other manners. For example, the above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one logical division, and the actual implementation may have another division, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on multiple network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. An LED display screen, comprising:
a plurality of display module assemblies, every the display module assembly includes:
a plurality of LED light points;
the display driving module is connected with the plurality of LED lamp points;
and the data analysis module is connected with the display driving module.
2. The LED display screen of claim 1, further comprising:
and the signal conversion device is electrically connected with the data analysis module of each display module.
3. The LED display screen of claim 1, wherein the display driver module and the data parser module are located in different chips, or the display driver module and the data parser module are integrated on the same chip.
4. The LED display screen of claim 2, wherein the signal conversion means comprises: the remote transmission device comprises a remote transmission signal input interface, a signal conversion chip and a level signal output interface, wherein the signal conversion chip is respectively connected with the remote transmission signal input interface and the level signal output interface, and the level signal output interface is connected with the data analysis module.
5. A display system, comprising:
LED display screen control equipment;
the LED display screen of any one of claims 1-4, connected to the LED display screen control device.
6. The display system of claim 5, wherein the LED display screen control device comprises: the display controller and the module controller connected with the display controller.
7. The display system of claim 6, further comprising:
the signal converter is connected between the LED display screen control equipment and the LED display screen, the signal converter comprises a level signal input interface, a signal conversion chip and a remote transmission signal output interface, and the signal conversion chip is respectively connected with the level signal input interface and the remote transmission signal output interface.
8. The display system of claim 7, wherein the module controller and the signal converter are of a unitary construction.
9. The display system of claim 5, wherein the LED display screen control device comprises:
a video input interface;
the programmable logic device is electrically connected with the video input interface;
the micro control unit is electrically connected with the programmable logic device; and
and the display data and control signal interface is electrically connected with the programmable logic device and the LED display screen.
10. The display system of claim 9, further comprising:
the signal converter is connected between the LED display screen control equipment and the LED display screen, the signal converter comprises a level signal input interface, a signal conversion chip and a remote transmission signal output interface, and the signal conversion chip is respectively connected with the level signal input interface and the remote transmission signal output interface; the signal converter and the LED display screen control equipment are of an integral structure or are independent of the LED display screen control equipment.
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| CN202022216277.1U CN213211659U (en) | 2020-09-30 | 2020-09-30 | LED display screen and display system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022216277.1U CN213211659U (en) | 2020-09-30 | 2020-09-30 | LED display screen and display system |
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| CN213211659U true CN213211659U (en) | 2021-05-14 |
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