CN211016457U - Display control system and L ED display system - Google Patents
Display control system and L ED display system Download PDFInfo
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- CN211016457U CN211016457U CN201922258925.7U CN201922258925U CN211016457U CN 211016457 U CN211016457 U CN 211016457U CN 201922258925 U CN201922258925 U CN 201922258925U CN 211016457 U CN211016457 U CN 211016457U
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Abstract
The embodiment of the utility model discloses display control system and L ED display system the display control system for example includes the display control ware, including first data interface and a plurality of second data interface, first data exchange equipment, including third data interface and a plurality of fourth data interface, wherein the third data interface electricity is connected first data interface, at least one first module control card group, at least one second data interface in a plurality of second data interface is connected to each first module control card group electricity, and including being used for carrying a plurality of first module control cards of one or the cascade of a plurality of second data interface of L ED display module, at least one second module control card group, at least one fourth data interface in a plurality of fourth data interface is connected to each second module control card group electricity, and including being used for carrying a plurality of second module control cards of one or the cascade of L ED display module.
Description
Technical Field
The utility model relates to a display control technical field especially relates to a display control system and an L ED display system.
Background
The prior art generally controls a L ED display screen through a display control system comprising a display controller (such as a sending card) and a module control card (such as a receiving card). As L ED display screens tend to be small-spaced, a larger number of receiving cards are needed to carry L ED display screens, however, due to the limited number of data interfaces (such as internet ports) of the sending cards, in this case, one internet port of the sending card needs to be cascaded with a larger number of receiving cards, so that the connection mode of the receiving cards is complicated, and therefore, the complexity is higher when a user configures L ED display screens, and the operation of the user is inconvenient.
Therefore, what is needed to be solved is how to simplify the connection of the receiving card.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a display control system and an L ED display system, its connected mode that has simplified the module control card among display control system and the L ED display system, the user of conveniently doing benefit to maintains above-mentioned system, is applicable to the booth apart from the display screen.
In one aspect, an embodiment of the present invention provides a display control system, which includes a display controller including a first data interface and a plurality of second data interfaces, wherein the first data interface belongs to a first type of interface, each of the second data interfaces belongs to a second type of interface different from the first type of interface, a first data exchange device including a third data interface and a plurality of fourth data interfaces, wherein the third data interface is electrically connected to the first data interface and belongs to the first type of interface, each of the fourth data interfaces belongs to the second type of interface, at least one first module group control card, wherein each of the first module control card groups is electrically connected to at least one of the plurality of second data interfaces and includes one or a plurality of cascaded first module control cards for an on-load L ED display module, and at least one second module control card group, wherein each of the second module control card groups is electrically connected to at least one of the plurality of fourth data interfaces and includes one or a plurality of cascaded second module control cards for an on-load ED display module L.
In the above scheme, the plurality of second data interfaces of the display controller and the plurality of fourth data interfaces of the first data exchange device electrically connected with the display controller enable the display control system to have a larger number of second type interfaces, so that the connection mode of the module control card can be simplified, the connection of the module control card is more flexible, the display control system is convenient for a user to maintain, the display control system is more suitable for a small-distance display screen, and the display control system provides convenience for the user to configure the screen.
In an embodiment of the present invention, the display controller further comprises a fifth data interface, a microcontroller and a programmable logic device; the programmable logic device is electrically connected with the microcontroller, the first data interface, the plurality of second data interfaces and the fifth data interface are respectively electrically connected with the programmable logic device, and the fifth data interface belongs to the first type interface.
In an embodiment of the present invention, the display controller further includes: a first optical module comprising the first data interface, wherein the first optical module is electrically connected to the programmable logic device; a second optical module comprising the fifth data interface, wherein the second optical module is electrically connected to the programmable logic device; and the plurality of second data interfaces are electrically connected with the programmable logic device through the plurality of Ethernet PHY chips respectively.
In an embodiment of the present invention, the first data exchange device includes a switch chip and a third optical module including the third data interface, the third optical module is electrically connected to an input side of the switch chip through a pair of differential signal lines, and the plurality of fourth data interfaces are electrically connected to an output side of the switch chip respectively; and the switch chip is a switch chip for dividing the physical transmission bandwidth of the third data interface into eight, and each fourth data interface is a 5G interface.
In an embodiment of the present invention, the first data exchange device includes a switch chip and a third optical module including the third data interface, the third optical module is electrically connected to an input side of the switch chip through a pair of differential signal lines, and the plurality of fourth data interfaces are electrically connected to an output side of the switch chip respectively; and the switch chip is a switch chip which divides the physical transmission bandwidth of the third data interface into twenty, and each fourth data interface is a 1G interface.
In an embodiment of the present invention, the first type interface is an optical fiber interface, and the second type interface is a network interface.
In an embodiment of the present invention, the optical fiber interface is a 40G interface or a 20G interface; the network port is a 5G interface or a 1G interface.
In one embodiment of the present invention, the first data switch device further comprises a cascade interface belonging to the first type interface, the display control system further comprises a second data switch device comprising a sixth data interface and a plurality of seventh data interfaces, wherein the sixth data interface belongs to the first type interface and is electrically connected to the cascade interface of the first data switch device, each of the seventh data interfaces belongs to the second type interface, and at least one third module control card group, wherein each of the third module control card groups is electrically connected to at least one of the seventh data interfaces and comprises one or a plurality of cascaded third module control cards for carrying L ED display modules.
On the other hand, the embodiment of the utility model provides an L ED display system, including the display control system of any preceding embodiment to and L ED display screen, the electricity connect the display control system and in L ED display screen at least a part L ED display module by at least one first module control card group and at least one second module control card group area carry, and L ED display module includes one or more L ED lamp boards that contain L ED display pixel.
In the foregoing solution, the L ED display system simplifies the connection mode of the module control card group through the display control system included therein, and specifically, the display control system has a greater number of second type interfaces through the plurality of second data interfaces of the display controller and the plurality of fourth data interfaces of the first data exchange device electrically connected to the display controller, so that the connection mode of the module control card can be simplified, the connection of the module control card is more flexible, the connection of the L ED display system is simplified, and a user can conveniently maintain the L ED display system.
In an embodiment of the present invention, the L ED display screen includes a plurality of L ED display modules arranged in a row-column manner, and all L ED display modules in the same row are loaded by only one of the first module control card group or one of the second module control card group, or all L ED display modules in the same column are loaded by only one of the first module control card group or one of the second module control card group.
One or more of the above technical solutions may have the following advantages or beneficial effects: the display control system is provided with a plurality of second type interfaces in a larger quantity through a plurality of second data interfaces of the display controller and a plurality of fourth data interfaces of the first data exchange equipment electrically connected with the display controller, so that the connection mode of the module control card can be simplified, the connection of the module control card is more flexible, the display control system is convenient for a user to maintain, the display control system is more suitable for a small-distance display screen, and the display control system provides convenience for the user to configure the screen.
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 a display control system according to a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of another display control system according to a first embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the display controller in fig. 1.
Fig. 4 is another schematic structural diagram of the display controller in fig. 1.
Fig. 5 is a schematic structural diagram of the first data exchange device in fig. 1.
Fig. 6 is a schematic structural diagram of an L ED display system according to a second embodiment of the present invention.
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 display control system 10 is shown. The display control system 10 includes, for example, a display controller 100, a first data exchange device 200, at least one module control card group 300, and at least one second module control card group 400.
Specifically, the display controller 100 includes a first data interface 102 and a plurality of second data interfaces 104. The first data interfaces 102 belong to a first type of interface and each of the second data interfaces 104 belongs to a second type of interface different from the first type of interface.
The first data exchange device 200 comprises a third data interface 202 and a plurality of fourth data interfaces 204. The third data interface 202 is electrically connected to the first data interface 102 and belongs to a first type of interface, and each fourth data interface 204 belongs to the second type of interface.
Each first module control card group 300 is electrically connected to one second data interface 102 of the plurality of second data interfaces 102 and includes a first module control card 302 for carrying L ED display modules, the number of the first module control cards 302 may be one (as shown in fig. 1) or multiple (as shown in fig. 1), and the plurality of first module control cards 302 are cascaded, it should be noted that the number of the first module control card group 300 may be one or multiple (as shown in fig. 1). the number of the first module control card group 300 may be less than or equal to the number of the second data interfaces 104. in addition, each first module control card group 300 may also be electrically connected to two second data interfaces 102 of the plurality of second data interfaces 102.
Each of the second module control card groups 400 is electrically connected to one fourth data interface 204 of the plurality of fourth data interfaces 204 and includes a second module control card 402 for carrying L ED display modules, the number of the second module control cards 402 may be one (as shown in fig. 1) or multiple (as shown in fig. 1), and the plurality of first module control cards 402 are cascaded, it should be noted that the number of the second module control card groups 400 may be one or multiple (as shown in fig. 1), the number of the first module control card groups 300 may be less than or equal to the number of the second data interfaces 104, and each of the second module control card groups 400 may also be electrically connected to two fourth data interfaces 204 of the plurality of fourth data interfaces 204.
As mentioned above, the first type interface may be an optical fiber interface, and the second type interface may be an internet access (also referred to as an ethernet interface). For example, the fiber optic interface may be a 40G interface (corresponding to a physical transmission bandwidth of 40Gbps) or a 20G interface (corresponding to a physical transmission bandwidth of 20 Gbps); the network port is a 5G interface (corresponding to a physical transmission bandwidth of 5Gbps) or a 1G interface (corresponding to a physical transmission bandwidth of 1Gbps), and this embodiment is not specifically limited herein.
In the above solution, the plurality of second data interfaces 104 of the display controller 100 and the plurality of fourth data interfaces 204 of the first data exchanging device 200 electrically connected to the display controller 100 enable the display control system to have a larger number of second type interfaces, so that the connection manner of the module control card can be simplified, the connection of the module control card is more flexible, the display control system 10 is convenient for a user to maintain, the display control system 10 is more suitable for a small-distance display screen, and the display control system 10 provides convenience for the user to configure the display screen. Furthermore, when one module control card group is electrically connected to two second type interfaces, for example, when the first module control card group 300 is electrically connected to two second data interfaces 102 and/or the second module control card group 400 is electrically connected to two fourth data interfaces 204, interface data backup can be implemented, that is, when one of the two second type interfaces electrically connected to the same module control card group is damaged, image data can be transmitted to the module control card group through the other second type interface, so as to implement normal operation of the display control system 10.
As shown in fig. 2, the first data switch device 200 further includes a cascade interface 206, and the cascade interface 206 belongs to the first type interface (e.g., an optical fiber interface), the display control system 10 further includes a second data switch device 500 and at least one third module control card group 600, for example, the second data switch device 500 includes a sixth data interface 502 and a plurality of seventh data interfaces 504, wherein the sixth data interface 502 belongs to the first type interface (e.g., an optical fiber interface) and is electrically connected to the cascade interface 206 of the first data switch device 200, each of the seventh data interfaces 504 belongs to the second type interface (e.g., an internet port), each of the third module control card group 600 is electrically connected to one of the seventh data interfaces 504 and includes a third module 602 for carrying L ED display modules, each of the third module control card group 600 is electrically connected to two of the seventh data interfaces 504, the number of the third modules 602 may be one (as shown in fig. 1), the number of the plurality of the third modules 602 may be equal to the number of the third module control cards 600, or the number of the plurality of the third module control cards 600 may be equal to the number of the third module 600.
In the above technical solution, the second data exchange device 500 is cascaded with the first data exchange device 200, so that the display control system 10 has more second type interfaces, for example, a seventh data interface 504, for connecting with the third module control card 602, thereby making the connection manner of the third module control card 602 flexible. Therefore, the problem that in the prior art, due to the fact that the number of the second type interfaces, namely the network ports, of the display controller is limited, one network port of the display controller needs to be connected with a large number of module control cards in a cascading mode, the display control system is too complex, and the display control system is not convenient for a user to maintain is solved. Moreover, when each third module control card group 600 is electrically connected to two seventh data interfaces 504 of the plurality of seventh data interfaces 504, interface data backup can be realized, that is, when one seventh data interface 504 of the two seventh data interfaces 504 electrically connected to the same third module control card group 600 is damaged, image data can be transmitted to the module control card group 600 through the other seventh data interface 504, so as to realize normal operation of the display control system 10.
To facilitate a better understanding of the present embodiment, the structures of the display controller 100 and the data exchange devices (the first data exchange device 200 and the second data exchange device 500) in the display control system 10 are specifically explained below.
As shown in fig. 3, the display controller 100 includes a first data interface 102, a second data interface 104, a fifth data interface 106, a microcontroller 108, and a programmable logic device 110. Specifically, the first data interface 102, the second data interface 104, and the fifth data interface 106 are respectively connected to the microcontroller 108 through the programmable logic device 110.
For example, the Microcontroller 108 may be, for example, an MCU (micro controller Unit) or ARM (advanced RISC machine) processor. The microcontroller unit may for example employ an STM32 series MCU chip of the mindset semiconductor company, such as an STM32H750 chip. The programmable logic device 110 may be, for example, an FPGA (field programmable Gate Array), which may be, for example, a Kinetx-7 series FPGA chip from Xilinx corporation such as an XC7K325T chip. The second data interface 104 may be, for example, an RJ45 interface, but the embodiment is not limited thereto.
As described above, as shown in fig. 4, the display controller 100 further includes: a first optical module 112 comprising the first data interface 102, a second optical module 114 comprising the fifth data interface 106, and a plurality of ethernet PHY chips 116 (for illustrative purposes, only one ethernet PHY chip 116 is shown in fig. 4). Specifically, first optical module 112 is electrically connected to programmable logic device 110. The second optical module 114 is electrically connected to the programmable logic device 110. The second data interface 104 is electrically connected to the programmable logic device 110 through the ethernet PHY chip 116. When there are a plurality of second data interfaces 104, they are correspondingly electrically connected to one ethernet PHY chip 116 of the plurality of ethernet PHY chips 116, respectively. The first optical module 112 and the second optical module 114 are used for performing optical-electrical conversion, for example, electrical signals output by the programmable logic device 110 may be converted into optical signals and output through the fifth data interface 106 and the first data interface 102, respectively. For example, the first optical module 112 and the second optical module 114 may be Quad Small Form-factor Pluggable (QSFP) optical modules or Small Form-factor Pluggable (SFP) optical modules. For illustrative purposes, fig. 3 shows only one second data interface 104, and in one embodiment, the number of second data interfaces 104 is a plurality, for example sixteen, in which case, correspondingly, the number of ethernet PHY chips 116 may be 2, which are two eight-output port ethernet PHY chips; or the number of the ethernet PHY chips 116 may be 4, which is four-output-port ethernet PHY chips, and the embodiment is not limited thereto.
In the embodiment of the present invention, the first data exchange device 200 and the second data exchange device 500 have similar structures, and the following description will be made only by taking the first data exchange device 200 as an example. It should be noted that, in the embodiment of the present invention, the data exchange device may be the same data exchange device or different data exchange devices, as long as it can transparently transmit the image data sent by the display controller to the display control card group, and this embodiment is not specifically limited herein.
As shown in fig. 5, the first data switching device comprises a switch chip 206, a third optical module 208 comprising a third data interface 202, and a plurality of fourth data interfaces 204 (for illustrative purposes, fig. 5 shows only one fourth data interface 204). The switch chip 206 is electrically connected between the third optical module 208 and the plurality of fourth data interfaces 204. The third optical module 208 is electrically connected to the input side of the switch chip 206 through differential signal lines 1 and 2 arranged in pairs. The fourth data interfaces 204 are electrically connected to the output side of the switch chip 206. For example, the switch chip 206 is a switch chip that divides the physical transmission bandwidth of the third data interface 202 into eight, and each of the fourth data interfaces 204 is a 5G interface ((corresponding to a physical transmission bandwidth of 5Gbps)), in which case the physical transmission bandwidth corresponding to the third data interface 202 is 40 Gbps; or the switch chip 206 is a switch chip that divides the physical transmission bandwidth of the third data interface 202 into twenty minutes, and each of the fourth data interfaces 204 is a 1G interface (corresponding to a physical transmission bandwidth of 1Gbps), in which case the corresponding physical transmission bandwidth of the third data interface 202 is 20 Gbps. Specifically, the switch chip 206 may be a single ASIC chip, or may be multiple multi-output ethernet PHY chips, such as Marvell 88E series chips, which is not limited in this embodiment.
It should be noted that the data exchange device in the display control system 10 is not limited to the two data exchange devices mentioned in this embodiment, and the display control system 10 may be cascaded with more data exchange devices according to actual requirements.
It should be noted that the first module control card 302, the second module control card 402 and the third module control card 602 in the display control system 10 may be module control cards of the same type. The module control card typically includes a programmable logic device such as FPGA as a data processing module and a network module such as gigabit network module and a data storage module such as SDRAM connected to the programmable logic device, although the embodiments of the present invention are not limited thereto.
In summary, the plurality of second data interfaces of the display controller and the plurality of fourth data interfaces of the first data exchange device electrically connected to the display controller enable the display control system to have a greater number of second type interfaces, so that the connection mode of the module control card can be simplified, the connection of the module control card is more flexible, the display control system is convenient for a user to maintain, the display control system is more suitable for a small-space display screen, and meanwhile, the display control system is convenient for the user to use the display control system to configure the screen.
[ second embodiment ]
As shown in fig. 6, a L ED display system 30 according to a second embodiment of the present invention, the L ED display system 30 includes, for example, a display control system 10 and a L ED display screen 20 electrically connected to the display control system 10. the display control system 10 is any one of the display control systems of the first embodiment, the L ED display screen 20 is electrically connected to the display control system 10, and at least a portion of L ED display modules of the L ED display screen 20 are carried by the at least one first module control card group and the at least one second module control card group, and the L ED display module includes one or more L ED display modules including L ED display pixels.
The L ED display screen 20 comprises a plurality of L ED display modules which are arranged in a row-column mode, wherein all L ED display modules in the same row are only loaded by one first module control card group or one second module control card group, or all L ED display modules in the same column are only loaded by one first module control card group or one second module control card group.
In this embodiment, the plurality of second data interfaces of the display controller and the plurality of fourth data interfaces of the first data exchange device electrically connected to the display controller enable the display control system to have a greater number of second type interfaces, so that the connection mode of the module control card can be simplified, the connection of the module control card group is more flexible, the display control system is convenient for a user to maintain, the display control system is more suitable for a small-distance display screen, and the display control system provides convenience for the user to configure the screen.
In addition, it can be understood that the foregoing embodiments are only exemplary illustrations of the present invention, and the technical solutions of the embodiments can be arbitrarily combined and collocated for use on the premise that the technical features are not conflicted, the structure is not contradictory, and the purpose of the present invention is not violated.
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. A display control system, comprising:
a display controller including a first data interface and a plurality of second data interfaces, wherein the first data interface belongs to a first type of interface and each of the second data interfaces belongs to a second type of interface different from the first type of interface;
the first data exchange equipment comprises a third data interface and a plurality of fourth data interfaces, wherein the third data interface is electrically connected with the first data interface and belongs to the first type interface, and each fourth data interface belongs to the second type interface;
at least one first module control card group, wherein each first module control card group is electrically connected with at least one second data interface in the plurality of second data interfaces and comprises one or a plurality of cascaded first module control cards for the loaded L ED display module;
and each second module control card group is electrically connected with at least one fourth data interface in the plurality of fourth data interfaces and comprises one or a plurality of cascaded second module control cards for the loaded L ED display module.
2. The display control system of claim 1, wherein the display controller further comprises a fifth data interface, a microcontroller, and a programmable logic device; the programmable logic device is electrically connected with the microcontroller, the first data interface, the plurality of second data interfaces and the fifth data interface are respectively electrically connected with the programmable logic device, and the fifth data interface belongs to the first type interface.
3. The display control system according to claim 2, wherein the display controller comprises:
a first optical module comprising the first data interface, wherein the first optical module is electrically connected to the programmable logic device;
a second optical module comprising the fifth data interface, wherein the second optical module is electrically connected to the programmable logic device; and
a plurality of Ethernet PHY chips, wherein the plurality of second data interfaces are electrically connected to the programmable logic device through the plurality of Ethernet PHY chips, respectively.
4. The display control system according to claim 1, 2 or 3, wherein the first data exchange device includes a switch chip and a third optical module including the third data interface, the third optical module is electrically connected to an input side of the switch chip through differential signal lines arranged in pairs, and the plurality of fourth data interfaces are electrically connected to output sides of the switch chip, respectively; and the switch chip is a switch chip for dividing the physical transmission bandwidth of the third data interface into eight, and each fourth data interface is a 5G interface.
5. The display control system according to claim 1, 2 or 3, wherein the first data exchange device includes a switch chip and a third optical module including the third data interface, the third optical module is electrically connected to an input side of the switch chip through differential signal lines arranged in pairs, and the plurality of fourth data interfaces are electrically connected to output sides of the switch chip, respectively; and the switch chip is a switch chip which divides the physical transmission bandwidth of the third data interface into twenty, and each fourth data interface is a 1G interface.
6. The display control system of claim 1, wherein the first type of interface is a fiber optic interface and the second type of interface is a portal.
7. The display control system according to claim 6, wherein the optical fiber interface is a 40G interface or a 20G interface; the network port is a 5G interface or a 1G interface.
8. The display control system of claim 1, wherein the first data exchange device further comprises a cascade interface, and the cascade interface belongs to the first type interface;
the display control system further includes:
the second data exchange equipment comprises a sixth data interface and a plurality of seventh data interfaces, wherein the sixth data interface belongs to the first type interface and is electrically connected with the cascade interface of the first data exchange equipment, and each seventh data interface belongs to the second type interface; and
at least one third module control card group, wherein each third module control card group is electrically connected with at least one seventh data interface in the plurality of seventh data interfaces and comprises one or a plurality of cascaded third module control cards for the loaded L ED display module.
9. An L ED display system, comprising:
the display control system of any one of claims 1 to 8; and
l ED display screen, the electricity connect the display control system and in L ED display screen at least a part L ED display module group by at least one first module control card group with at least one second module control card group carries, and L ED display module group includes one or more L ED lamp plate that contains L ED display pixels.
10. The L ED display system of claim 9, wherein the L ED display screen includes a plurality of the L ED display modules arranged in rows and columns, all L ED display modules in a row being carried by only one of the first or second module control card groups, or all L ED display modules in a column being carried by only one of the first or second module control card groups.
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