CN109429016A - Display control program - Google Patents
Display control program Download PDFInfo
- Publication number
- CN109429016A CN109429016A CN201710769784.8A CN201710769784A CN109429016A CN 109429016 A CN109429016 A CN 109429016A CN 201710769784 A CN201710769784 A CN 201710769784A CN 109429016 A CN109429016 A CN 109429016A
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- Prior art keywords
- interface
- optical fiber
- circuit
- signal
- display
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/268—Signal distribution or switching
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/22—Adaptations for optical transmission
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
The embodiment of the invention discloses a kind of display control programs, for including the display screen of the first display area and the second display area with load comprising: displaying screen controller；First signal adapter connects the displaying screen controller and carries first display area for connecting the display screen with band；And second signal converter, it connects the displaying screen controller and second display area is carried with band for connecting the display screen.The embodiment of the present invention can be with the flexibility of line between promotion signal converter and display screen.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of display control programs.
Background technique
Currently, LED display is typically all to be spliced by multiple LED boxes, each LED box is fitted with reception
Card, card is received when electrifying startup can show picture material in LED box.In general, the display control of LED display and its front end
It is connected between system processed using cable, and the effective propagation path of cable is generally within 100 meters, therefore with LED display
Size it is increasing, in the prior art will with carry LED display whole display area all cables be connected to single set
Standby scheme has been increasingly difficult to cause to meet the cable connection requirement between LED display and front end display control program
The placement location of display control program is limited, so that line flexibility is poor.
Summary of the invention
Therefore, the embodiment of the present invention provides a kind of display control program, to realize the technology effect for promoting line flexibility
Fruit.
On the one hand, a kind of display control program is provided, carrying for band includes the first display area and the second display area
Display screen.The display control program includes: displaying screen controller；First signal adapter connects the display screen control
Device and first display area is carried with band for connecting the display screen；And second signal converter, connect the display
Screen controller and second display area is carried with band for connecting the display screen.Wherein, first signal adapter and
The interface that the second signal converter connects the displaying screen controller is first kind interface, first signal adapter
The interface for being used to connect the display screen with the second signal converter is the second class different from the first kind interface
Type interface.
In one embodiment of the invention, first signal adapter and the second signal converter are for installing
In the not ipsilateral of the display screen.
In one embodiment of the invention, the displaying screen controller has the first master control optical fiber interface, the first backup
Optical fiber interface, the second master control optical fiber interface and the second backup optical fiber interface, the first master control optical fiber interface and described first standby
Part optical fiber interface passes through the first kind interface that optical fiber connects first signal adapter, the second master control light respectively
Fine interface passes through the first kind that optical fiber connects the second signal converter with the second backup optical fiber interface respectively
Interface.
In one embodiment of the invention, the displaying screen controller further include: video interface, video decoding circuit,
Main process task circuit and the first driving circuit, the video decoding circuit be connected to the video interface and the main process task circuit it
Between, first driving circuit connects the main process task circuit and the first master control optical fiber interface, the first backup optical fiber
Interface, the second master control optical fiber interface and the second backup optical fiber interface.
In one embodiment of the invention, the main process task circuit includes microcontroller and programmable logic device；Institute
It states microcontroller and connects the programmable logic device, the video decoding circuit and first driving circuit are separately connected institute
State the programmable logic device of main process task circuit.
In one embodiment of the invention, the displaying screen controller further includes the second driving circuit and multi-path network port,
And the multi-path network port connects the main process task circuit by second driving circuit.
In one embodiment of the invention, first signal adapter includes: signal conversion control circuit and difference
Connect the first kind interface driving circuit and Second Type interface driving circuit of the signal conversion control circuit, described first
Style interface driving circuit be connected to first signal adapter the first kind interface and the signal conversion and control
Between circuit, the Second Type interface driving circuit be connected to first signal adapter the Second Type interface and
Between the signal conversion control circuit.
In one embodiment of the invention, the signal conversion control circuit includes microcontroller and programmable logic device
Part, the microcontroller connect the programmable logic device, the first kind interface driving circuit and the Second Type
Interface driving circuit is separately connected the programmable logic device.
In one embodiment of the invention, first signal adapter has first kind interface described in two-way with logical
It crosses optical fiber and connects two-way optical fiber interface in four road optical fiber interfaces of the displaying screen controller, the first signal adapter tool
There is Second Type interface described in eight tunnels to connect the display screen partly or entirely by cable come band and carry first viewing area
Domain.
In one embodiment of the invention, the first kind interface is optical fiber interface, and the Second Type interface is
Network interface, first signal adapter and the second signal converter are photoelectric converter.
One technical solution of above-mentioned technical proposal has the following advantages that or the utility model has the advantages that by display control program
Entire framework is redesigned, and combines more signal adapters to carry out subregion to target display screen using displaying screen controller
Band carries, and makes the line flexibility between signal adapter and target display screen is available to be obviously improved, but also can be with
The usage amount of wire rod when reducing line.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill of field, without creative efforts, it can also be obtained according to these attached drawings others
Attached drawing.
Fig. 1 is the structural schematic diagram of one of embodiment of the present invention display control program；
Fig. 2 is the structural schematic diagram of one of embodiment of the present invention displaying screen controller；
Fig. 3 is the structural schematic diagram of one of embodiment of the present invention signal adapter.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It referring to Figure 1, is a kind of structural schematic diagram of display control program provided in an embodiment of the present invention.Such as Fig. 1 institute
Show, display control program 10 is used for the display screen 20 with load comprising display area 21 and display area 22 and includes: display screen control
Device 11, signal adapter 13 and signal adapter 15 processed.
Wherein, signal adapter 13 connects displaying screen controller 11 and carries display area for connecting display screen 20 with band
21；Signal adapter 15 connects displaying screen controller 10 and carries display area 22 for connecting display screen 20 with band.Signal conversion
The interface that device 13,15 connects displaying screen controller 11 is first kind interface, and signal adapter 13,15 is for connecting display screen 20
Interface be different from first kind interface Second Type interface.Signal adapter 13,15 sets up the difference in display screen 20 separately
Side, for example, display screen shown in FIG. 1 20 the left and right sides or the lower section of display screen 20 the left and right sides (namely display screen in Fig. 1
The two sides of 20 dashed middle line).In the present embodiment, display screen 20 is divided into multiple display areas such as 21,22 and by multiple
Signal adapter such as 13,15 carrys out band respectively and carries, so, the line (allusion quotation between signal adapter 13,15 and display screen 20
Type is cable) flexibility ratio is higher, and can reduce the length of wire rod.
The display control program 10 of the present embodiment for ease of understanding, the display control below with reference to Fig. 2 and Fig. 3 to the present embodiment
System 10 processed is described in detail.
Fig. 2 is a kind of concrete structure schematic diagram of displaying screen controller 11.As shown in Fig. 2, displaying screen controller 11 includes:
Main process task circuit 111, video interface 113, video decoding circuit 115, driving circuit 117a, optical fiber interface 119a, driving circuit
117b and network interface 119b.
Video interface 113 receives vision signal input for connecting external video source.In the present embodiment, video interface
113 quantity is either one or more, and video interface 113 e.g. digital visual interface, analog video connect
Mouthful or combinations thereof.For example, video interface 113 is for example including HDMI interface, DP interface and dual link DVI interface.
Video decoding circuit 115 is connected between video interface 113 and main process task circuit 111, is usually provided with video
Decoding chip, and set video decoding chip is related to the type of video interface 113.Such as when video interface 113 is DVI
Interface, then video decoding chip uses DVI video decoding chip；When video interface 113 is DP interface, then video decoding chip is adopted
With DP video decoding chip；When video interface 113 is HDMI interface, then video decoding chip uses HDMI video decoding chip.
Micro-control of the main process task circuit 111 for example including programmable logic device 1111 and connection programmable logic device 1111
Such as MCU of device 1113 processed.Programmable logic device 1111 is, for example, FPGA, and microcontroller 1113 is for example for loading and configuring
FPGA and the controller communicated as displaying screen controller 11 with external equipment, such as microcontroller 1113 can pass through
100-M network Ethernet, serial ports, USB port etc. are interacted with external equipment, also can connect human-computer interaction device such as key, LCD screen etc..Allusion quotation
Type, video decoding circuit 115 is after the vision signal that video interface 113 obtains input, data and control that decoding is obtained
Signal is transmitted to the programmable logic device 1111 of main process task circuit 111, and programmable logic device 1111 passes through internal or external RAM
It is cached and carries out replacement clock domain and bit wide map function, then data export by treated.For example, it can compile
The internal logic of journey logical device 1111 may include that data input module, dual port RAM and its control module, 24bit turn 8bit
Module, data outputting module；Data input module by the vision signal of input, (including believe by data, clock, enabled, row field synchronization
Number) dual port RAM and its control module of rear end are distributed to, and the synchronization of whole system is controlled, the control module control of dual port RAM
The read-write operation of RAM processed, especially to starting to write, write the control for stopping, starting to read, reading to stop this four states: being exported from dual port RAM
Data be transferred to data outputting module after parallel-serial conversion, data outputting module will then be received according to certain format
Data carry out packing output.
Driving circuit 117a be connected to main process task circuit 111 programmable logic device 1111 and optical fiber interface 119a it
Between.In the present embodiment, driving circuit 117a includes: optical module, for carrying out photoelectric conversion, such as can be by programmable logic device
The electric signal that part 1111 exports is converted into optical signal and is exported by optical fiber interface 119a.For example, optical module can be SFP
(Small Form-factor Pluggable, i.e. Small Form-Factor Pluggable) optical module.More specifically, being directed to multi-channel optical fibre interface
119a, driving circuit 117a are typically arranged with multiple optical modules, such as when optical fiber interface 119a is four tunnel, driving circuit
117a can configure four optical modules.Certainly, it is worth mentioning at this point that, the quantity of the optical fiber interface 119a of the present embodiment does not limit
System, is able to satisfy practical application request.
Driving circuit 117b is connected between the programmable logic device 1111 of main process task circuit 111 and network interface 119b.This
In embodiment, driving circuit 117b includes ethernet PHY transceiver (PHY), and in order to enhance signal transmission distance, may be used also
Network transformer is added with the outlet side in ethernet PHY transceiver.More specifically, it is directed to multi-path network port 119b, driving electricity
Road 117b is typically arranged with the combination of multichannel ethernet PHY transceiver and network transformer, such as when network interface 119b is ten
When six tunnels, driving circuit 117b can configure the combination of 16 road ethernet PHY transceivers and network transformer.Certainly, it is worth
One be mentioned that the quantity of the network interface 119b of the present embodiment and with no restrictions is able to satisfy practical application request.In addition, value
It must illustrate, the setting of network interface 119b and driving circuit 117b, be conducive to the output interface diversification of displaying screen controller 11,
And then promote its compatibility；And in order to realize that network interface 119b and optical fiber interface 119a load capacity having the same, optical fiber connect
The configuration quantity ratio of mouth and network interface is preferably 1:4.
Fig. 3 is a kind of concrete structure schematic diagram of signal adapter 13.As shown in figure 3, signal adapter 13 is, for example, light
Electric transducer comprising: signal conversion control circuit 131, driving circuit 133, optical fiber interface 135, driving circuit 137 and network interface
139。
Signal conversion control circuit 131 is for example including programmable logic device 1311 and connection programmable logic device 1311
Such as MCU of microcontroller 1313.Programmable logic device 1311 is, for example, FPGA for carrying out signal conversion and control.It is micro-
Control of the controller 1313 for example for loading and configuring FPGA and communicated as signal adapter 13 with external equipment
Device, such as microcontroller 1313 can be interacted by 100-M network Ethernet, USB port etc. with external equipment to realize and carry out to system program
It updates.
Driving circuit 133 is connected to the programmable logic device in optical fiber interface 135 and signal conversion control circuit 131
Between 1311.In the present embodiment, driving circuit 133 includes: optical module, for carrying out photoelectric conversion, such as can will pass through light
The optical signal that fine interface 135 inputs is converted into electric signal and is input to programmable logic device 1311.For example, optical module can be with
It is SFP optical module.More specifically, being directed to multi-channel optical fibre interface 135, driving circuit 133 is typically arranged with multiple optical modules, example
Such as when optical fiber interface 135 is two-way, driving circuit 133 can configure two optical modules.Certainly, it is worth mentioning at this point that, this reality
The quantity of the optical fiber interface 135 of example and with no restrictions is applied, practical application request is able to satisfy.
Driving circuit 137 be connected to the programmable logic device 1311 in network interface 139 and signal conversion control circuit 131 it
Between.In the present embodiment, driving circuit 137 includes ethernet PHY transceiver (PHY), and in order to enhance signal transmission distance,
Network transformer can also be added in the outlet side of ethernet PHY transceiver.More specifically, being directed to multi-path network port 139, drive
Dynamic circuit 137 is typically arranged with the combination of multichannel ethernet PHY transceiver and network transformer, such as when network interface 139 is
When eight tunnels, driving circuit 137 can configure the combination of eight road ethernet PHY transceivers and network transformer.Certainly, it is worth
One is mentioned that, the quantity of the network interface 139 of the present embodiment and with no restrictions, is able to satisfy practical application request.In addition, being worth saying
Bright one is mentioned that, in order to realize network interface 139 and the load capacity having the same of optical fiber interface 135, optical fiber interface and network interface are matched
Quantity is set than being preferably 1:4.
It as signal adapter 15, can configure, such as be each equipped with the structure having the same of signal adapter 13
Signal conversion control circuit, network interface, optical fiber interface and associated driver circuitry, therefore details are not described herein.Certainly, signal adapter 13
Can have the optical fiber interface and network interface of identical quantity with signal adapter 15, it is possible to have the optical fiber interface of different number and
Network interface.
In addition, being matched below with displaying screen controller 11 for the clearer display control program 10 for understanding the present embodiment
Four road optical fiber interfaces are equipped with, signal adapter 13,15 is each configured with two-way optical fiber interface and eight road network mouths describe as an example
The substantially course of work of display control program 10, wherein displaying screen controller 11 passes through the two-way of optical fiber connection signal converter 13
Optical fiber interface backs up optical fiber interface respectively as master control optical fiber interface all the way and all the way, and similarly displaying screen controller 11 passes through light
The two-way optical fiber interface of fine connection signal converter 15 backs up optical fiber interface respectively as master control optical fiber interface all the way and all the way, letter
Connection display screen 20 carries display area 21 with band some or all of in eight road network mouths of number converter 13, signal adapter 15
Display screen 20 is connected some or all of in eight road network mouths, and display area 22 is carried with band；The setting of backup optical fiber interface, is conducive to
Keep system work relatively reliable.
Hold it is above-mentioned, vision signal via displaying screen controller 11 video interface 113 input, through video decoding circuit 115
It carries out sending the programmable logic device 1111 to main process task circuit 111 to be handled after video decoding with signal after being handled,
Signal is converted to via driving circuit 117a and is sent to after corresponding optical signal by optical fiber interface 119a and optical fiber after the processing
Signal adapter 13,15.Next, optical fiber interface 135 is received from displaying screen controller by taking signal adapter 13 as an example
The optical signal is converted into corresponding electric signal by driving circuit 133 and sent into signal conversion control circuit 131 by 11 optical signal
Programmable logic device 1311 carry out protocol format be converted to Ethernet data signal, later Ethernet data signal via
The output of driving circuit 137 to network interface 139, then the cable by being connected to network interface 139 be sent to the display area 21 of display screen 20 into
Row image is shown.For example, range (1920,4096) are located at for the one-dimensional square maximum width of the resolution ratio of display screen 20
Under the certain applications of interior (namely be greater than 1920 and less than 4096), according to separate unit signal adapter (such as with 16
Road network mouth), then the placement location of the separate unit signal adapter is relatively more limited, and the utilization according to present invention is more
Platform such as two signal adapters, then with the connection of the cable of display screen 20 will relatively flexible, and the length of mesh wire used
It can significantly reduce.
Finally, it is noted that in other embodiments, it is also contemplated that displaying screen controller 11 is not provided with backup optical
Fine interface, therefore for connecting two signal adapters 13,15, then two optical fiber can be only arranged in displaying screen controller 11
Interface 119a is as host interface, and an optical fiber interface 135 can also be only arranged in signal adapter 13,15.In another reality
It applies in example, in the case of considering that displaying screen controller 11 is not provided with backup optical fiber interface, displaying screen controller 11 be can use
Four road optical fiber interface 119a band carries four signal adapters.
In several embodiments provided herein, it should be understood that disclosed system, device and method can be with
It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the division of unit,
Only a kind of logical function partition, there may be another division manner in actual implementation, such as multichannel unit or component can be with
In conjunction with or be desirably integrated into another system, or some features can be ignored or not executed.Another point, it is shown or discussed
Mutual coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING of device or unit or
Communication connection can be electrical property, mechanical or other forms.
Unit may or may not be physically separated as illustrated by the separation member, shown as a unit
Component may or may not be physical unit, it can and it is in one place, or may be distributed over multi-channel network
On unit.It can some or all of the units may be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit being realized in the form of SFU software functional unit can store and computer-readable deposit at one
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) executes the part step of each embodiment method of the present invention
Suddenly.And storage medium above-mentioned include: USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, abbreviation ROM), with
Machine access memory (Random Access Memory, abbreviation RAM), magnetic or disk etc. are various to can store program code
Medium.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of display control program, which is characterized in that for aobvious comprising the first display area and the second display area with carrying
Display screen, the display control program include:
Displaying screen controller；
First signal adapter connects the displaying screen controller and carries first display for connecting the display screen with band
Region；
Second signal converter connects the displaying screen controller and carries second display for connecting the display screen with band
Region；
Wherein, it is that first signal adapter, which connects the interface of the displaying screen controller with the second signal converter,
The interface that one style interface, first signal adapter and the second signal converter are used to connect the display screen is not
It is same as the Second Type interface of the first kind interface.
2. display control program as described in claim 1, which is characterized in that first signal adapter and second letter
Number converter is for being mounted on the not ipsilateral of the display screen.
3. display control program as described in claim 1, which is characterized in that the displaying screen controller has the first master control light
Fine interface, the first backup optical fiber interface, the second master control optical fiber interface and the second backup optical fiber interface, the first master control optical fiber connect
Mouth passes through the first kind interface that optical fiber connects first signal adapter with the first backup optical fiber interface respectively,
The second master control optical fiber interface passes through optical fiber with the second backup optical fiber interface respectively and connects the second signal converter
The first kind interface.
4. display control program as claimed in claim 3, which is characterized in that the displaying screen controller further include: video connects
Mouth, video decoding circuit, main process task circuit and the first driving circuit, the video decoding circuit be connected to the video interface and
Between the main process task circuit, first driving circuit connect the main process task circuit and the first master control optical fiber interface,
The first backup optical fiber interface, the second master control optical fiber interface and the second backup optical fiber interface.
5. display control program as claimed in claim 4, which is characterized in that the main process task circuit includes microcontroller and can
Programmed logic device；The microcontroller connects the programmable logic device, and the video decoding circuit and described first drive
Dynamic circuit is separately connected the programmable logic device of the main process task circuit.
6. display control program as described in claim 4 or 5, which is characterized in that the displaying screen controller further includes second
Driving circuit and multi-path network port, and the multi-path network port connects the main process task circuit by second driving circuit.
7. display control program as described in claim 1, which is characterized in that first signal adapter includes: that signal turns
It changes control circuit and is separately connected the first kind interface driving circuit and Second Type interface of the signal conversion control circuit
Driving circuit, the first kind interface driving circuit be connected to first signal adapter the first kind interface and
Between the signal conversion control circuit, the Second Type interface driving circuit is connected to the institute of first signal adapter
It states between Second Type interface and the signal conversion control circuit.
8. display control program as claimed in claim 7, which is characterized in that the signal conversion control circuit includes microcontroller
Device and programmable logic device, the microcontroller connect the programmable logic device, the first kind interface driver electricity
Road and the Second Type interface driving circuit are separately connected the programmable logic device.
9. display control program as claimed in claim 7, which is characterized in that first signal adapter has described in two-way
First kind interface is described to connect the two-way optical fiber interface in four road optical fiber interfaces of the displaying screen controller by optical fiber
First signal adapter has Second Type interface described in eight tunnels to connect the display screen partly or entirely by cable come band
Carry first display area.
10. display control program as described in any one of claim 1 to 9, which is characterized in that the first kind interface is optical fiber
Interface, the Second Type interface are network interface, and first signal adapter and the second signal converter are that photoelectricity turns
Parallel operation.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710769784.8A CN109429016B (en) | 2017-08-31 | 2017-08-31 | Display control system |
| PCT/CN2018/097489 WO2019042057A1 (en) | 2017-08-31 | 2018-07-27 | Display control system and display screen controller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710769784.8A CN109429016B (en) | 2017-08-31 | 2017-08-31 | Display control system |
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| CN109429016A true CN109429016A (en) | 2019-03-05 |
| CN109429016B CN109429016B (en) | 2020-10-23 |
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| CN201710769784.8A Active CN109429016B (en) | 2017-08-31 | 2017-08-31 | Display control system |
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| CN112346679A (en) * | 2019-08-07 | 2021-02-09 | 西安诺瓦星云科技股份有限公司 | Multi-display screen control system, display system and multi-display screen control method |
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| CN110430377A (en) * | 2019-08-01 | 2019-11-08 | 深圳市奥拓电子股份有限公司 | Video Controller array |
| CN112346679A (en) * | 2019-08-07 | 2021-02-09 | 西安诺瓦星云科技股份有限公司 | Multi-display screen control system, display system and multi-display screen control method |
| CN112346679B (en) * | 2019-08-07 | 2024-01-09 | 西安诺瓦星云科技股份有限公司 | Multi-display control system, display system and multi-display control method |
| CN110933332A (en) * | 2019-11-21 | 2020-03-27 | 大峡谷照明系统（苏州）股份有限公司 | Display control system |
| CN110933332B (en) * | 2019-11-21 | 2022-02-22 | 大峡谷照明系统（苏州）股份有限公司 | Display control system |
| CN112995751A (en) * | 2019-12-18 | 2021-06-18 | 西安诺瓦星云科技股份有限公司 | Data transmission method and system |
| CN113205764A (en) * | 2020-01-15 | 2021-08-03 | 西安诺瓦星云科技股份有限公司 | Control method, photoelectric conversion equipment, display control system and LED display system |
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