CN102298887A - Method, device and system for simulative preview of LED program - Google Patents
Method, device and system for simulative preview of LED program Download PDFInfo
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- CN102298887A CN102298887A CN2011102822609A CN201110282260A CN102298887A CN 102298887 A CN102298887 A CN 102298887A CN 2011102822609 A CN2011102822609 A CN 2011102822609A CN 201110282260 A CN201110282260 A CN 201110282260A CN 102298887 A CN102298887 A CN 102298887A
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Abstract
The embodiment of the invention discloses a method, a device and a system for simulative preview of an LED (Light-Emitting Diode) program, wherein the method comprises the following steps of: reading and analyzing a program task data packet generated according to display requirements of a target LED screen, obtaining program parameters and play instructions of the program, wherein the program parameters contain data structure information; scheduling a simulative play subroutine matched with the data structure information, and obtaining a physical clock same as that used in a controller of the target LED screen; and starting the simulative play subroutine to track and display minimum play units corresponding to the data structure information one by one on a simulative screen with same dot matrix distribution as that of the target LED screen according to the indication of the play instructions and the beats of the physical clock. The method, the device and the system implement high-consistency simulative preview of the display content of a practical LED screen, and guarantee better display effect of the LED screen.
Description
Technical field
The present invention relates to the mobile communication technology field, more particularly, relate to a kind of LED program emulation method for previewing, device and system.
Background technology
LED display (LED panel) is for being electronic display again or wafing the word screen, form by the LED dot matrix, by redness, blue, the light on and off of green LED lamp come display text, picture, animation, video, because its content can be changed at any time, the each several part assembly all is the display device of modular construction, and be particularly suitable for using out of doors, be subjected to promotion and application widely in recent years.
Along with the development of LED display technique, the LED screen not only can show static text information, and can show the dynamic graphics animation, the information that image/video etc. are more complicated.For large-scale LED screen display content, need carry out the backstage by computing machine and set and be published on the controller of LED display, thereby the information content is shown according to command request.
When outdoor LED display screen is applied in the distance place far away with the computer background releasing position, then can only understand in advance by the approach of previewing programs emulation for the concrete content displayed of LED display, to guarantee desirable display effect, yet, existing outdoor LED display screen preview technology only is by the FLASH cartoon technique, content information to be released is carried out order with the picture form on computer screen show, do not carry out in conjunction with the actual pixels of LED display and the situation of resolution, and causing actual displayed content and preview situation to disconnect, the not good problem of LED display display effect has appearred.
Summary of the invention
In view of this, the invention provides a kind of LED program emulation method for previewing, device and system,, guarantee good display effect to realize emulation preview to LED display actual displayed content.
A kind of LED program emulation method for previewing comprises:
Read and resolve the program task data bag that shows the needs generation according to target LED screen, obtain the program parameter and the play instruction of this program, described program parameter comprises data structure information;
Call with the simulation of described data structure information coupling and play subroutine, and obtain with target LED screen controller in the identical phy clock of used phy clock,
On the simulated screen identical,, start described simulation and play the minimum broadcast unit that subroutine is followed the trail of one by one and demonstration is corresponding with described data structure information according to the indication and the described phy clock beat of play instruction with the distribution of target LED screen dot matrix.
Described play instruction comprises: program shows steering order and program data content.
In order to improve such scheme, be literal class program when judgement draws described program category:
Call with the literal simulation of literal class program matched data structural information and play subroutine, obtain with target LED screen controller in the identical phy clock of phy clock, according to the literal broadcasting speed and the described phy clock beat of play instruction, start described literal simulation broadcast subroutine and follow the trail of one by one and demonstration and the corresponding pixel of described program data content.
When judgement draws described program category is the animated type program:
Call with the pictorial simulation of animated type program data structural information coupling and play subroutine, and obtain with target LED screen controller in the identical phy clock of phy clock;
According to speed of the picture playing frame in the play instruction and described phy clock beat, start described pictorial simulation broadcast subroutine and follow the trail of one by one and demonstration and the corresponding picture frame of described program data content.
When judgement draws described program category is the video class program:
Call with the video simulation of video class program data structural information coupling and play subroutine, and obtain with target LED screen controller in the identical phy clock of phy clock;
According to speed of the video playback frame in the play instruction and described phy clock beat, start described video simulation broadcast subroutine and follow the trail of one by one and demonstration and the corresponding frame of video of described program data content.
Preferably, described method also comprises the order number of checking described program task data bag, when described order number is encoded for sending program instructions, then carries out described simulation and plays subroutine.
And, draw and the identical simulated screen of described target LED screen dot matrix distribution.
A kind of LED program emulation pre-viewing device comprises:
Program task data bag parsing module is used to read and resolve the program task data bag that shows the needs generation according to target LED screen, obtains the program parameter and the play instruction of this program, and described program parameter comprises data structure information;
Program and function call and execution module are used to call with the simulation of described data structure information coupling and play subroutine, and obtain with target LED screen controller in the identical phy clock of used phy clock;
Display module on the simulated screen identical with the distribution of target LED screen dot matrix, according to the indication and the described phy clock beat of play instruction, starts described simulation and plays the minimum broadcast unit that subroutine is followed the trail of one by one and demonstration is corresponding with described data structure information.
In order to improve such scheme, described device also comprises:
Data structure information makes up module, is used to set up the data structure corresponding with the data structure information of this program and judge program category.
The order number inspection unit is used to check the order number of described program task data bag, when described order number when sending the program instructions coding, then carry out described simulation and play subroutine.
The simulated screen drawing unit is used to draw and the identical simulated screen of described target LED screen dot matrix distribution.
A kind of LED program emulation prebrowsing system comprises LED program issue terminal, LED program emulation pre-viewing device and remote LED screen controller, wherein:
Described LED program issue terminal will show that the program task data bag that needs generate is sent to described LED program emulation pre-viewing device according to target LED screen;
Described LED program emulation pre-viewing device comprises:
Program task data bag parsing module is used to read and resolves described program task data bag, obtains the program parameter and the play instruction of this program, and described program parameter comprises data structure information;
Program and function call and execution module are used to call with the simulation of described data structure information coupling and play subroutine, and obtain with target LED screen controller in the identical phy clock of used phy clock;
Display module, be used for shielding the identical simulated screen of dot matrix distribution with target LED, according to the indication and the described phy clock beat of described play instruction, start described simulation and play the minimum broadcast unit that subroutine is followed the trail of one by one and demonstration is corresponding with described data structure information.
After described emulation pre-viewing device finished to the program data content pre-viewing in the described program task data bag, described LED program issue terminal was sent to described remote LED screen controller with described program task data bag.
From above-mentioned technical scheme as can be seen, LED program emulation method for previewing in the embodiment of the invention, adopt with remote LED and shield identical processing logic in the display controller, the program task is simulated broadcast, according to the broadcast information in the program task data bag, call and play subroutine with the simulation of program task data structural information coupling and combine timeticks in the remote LED screen display controller, different program categories are being followed the trail of according to minimum broadcast unit pointwise/frame and shown, thereby realized actual LED screen displaying contents is carried out highly consistent simulation preview, guaranteed the good display effect of LED screen.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the disclosed a kind of LED program emulation method for previewing process flow diagram of the embodiment of the invention;
Fig. 2 is the disclosed a kind of LED program emulation method for previewing process flow diagram of further embodiment of this invention;
Fig. 3 is the disclosed a kind of LED program emulation method for previewing process flow diagram of further embodiment of this invention;
Fig. 4 is the disclosed a kind of LED program emulation method for previewing process flow diagram of further embodiment of this invention;
Fig. 5 is the disclosed a kind of LED program emulation pre-viewing device structural representation of the embodiment of the invention;
Fig. 6 is the disclosed a kind of LED program emulation pre-viewing device structural representation of further embodiment of this invention;
Fig. 7 is the disclosed a kind of LED program emulation prebrowsing system structural representation of the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
The use of outdoor LED screen is increasingly extensive, and its application relates to a plurality of fields such as transport information indication, media information propagation, social information's issue.Along with the development of LED display technique, the LED screen not only can show static text information, and dynamic graphics animation, image/video etc. are also had many application.
The programme content of LED screen need via wired and/or wireless network, be distributed to LED screen display controller by the information issuing system on backstage, by LED screen display controller the information content is shown by idsplay order.Because outdoor LED screen and the physical distance of background information delivery system generally distant (even the trans-city demonstration of possibility), outdoor LED shields the preview function of information issuing system at present, can only accomplish program roughly rough preview of effect on the LED screen, can't guarantee that the preview effect on the computer screen is consistent with display effect on the actual LED screen.Thereby can't guarantee the actual displayed effect of literal, picture, animation, video on the long-range outdoor LED screen.
The inventor has proposed a kind of LED program emulation method for previewing, device and system at the problem that exists in the existing LED screen Long-distance Control, to realize the emulation preview to LED display actual displayed content, guarantees good display effect.What needs were further clear and definite is: the present invention is particularly useful for background information delivery system and LED screen physical distance situation far away, but is not limited to this kind application scenarios.
Fig. 1 shows a kind of LED program emulation method for previewing, comprising:
Step 11: read and resolve according to the target LED screen demonstration program task data bag that needs generated, obtain the program parameter and the play instruction of this program, described program parameter comprises data structure information;
It should be explicitly made clear at this point, described data structure information is at the program category that target LED screen need show, in this manual, what be specifically related to has three types, that is, literal type, GIF animation types and video type, yet, show that according to the LED screen of reality the data structure information that needs are set is not limited to the above-mentioned form of enumerating.
In the described program task data bag, specifically comprised program and shown steering order and program data content.Above-mentioned program parameter includes lead code, mode code, size of data, type of data structure and serial number, information bit, regional number, region parameter, data form etc., described program shows that steering order includes the broadcasting speed speed, display modes etc., described program data content then is concrete displaying contents.
Step 12: call with the simulation of described data structure information coupling and play subroutine, and obtain with target LED screen controller in the identical phy clock of used phy clock;
Described simulation is play the playing program that in subroutine and the target LED screen controller programme content Play Control is used and is consistent, and with the phy clock in the target LED screen controller as the leg speed standard, thereby the demonstration speed that can guarantee the emulation preview shows that with target LED screen speed is identical.
Step 13: on the simulated screen identical,, start described simulation and play the minimum broadcast unit that subroutine is followed the trail of one by one and demonstration is corresponding with described data structure information according to the indication and the described phy clock beat of play instruction with the distribution of target LED screen dot matrix.
Fig. 2 shows another LED program emulation method for previewing, comprising:
Step 21: read and resolve according to the target LED screen demonstration program task data bag that needs generated, obtain the program parameter and the play instruction of this program, described program parameter comprises data structure information;
Step 22: check the order number of described program task data bag, when described order number is encoded for sending program instructions, execution in step 23; Otherwise execution in step 27;
If when order number is not " send program instructions coding ", illustrate that this packet is not the task of a display program, not within this treatment step scope, virtual machine end process then.
If order number is " sending the program instructions coding ", then the message file in the program task data bag is read in internal memory, according to the program data in the identical data structure organization internal memory of LED, promptly carry out step 23.
Step 23: set up the data structure corresponding and judge program category with the data structure information of this program;
Step 24: call with the simulation of described data structure information coupling and play subroutine, and obtain with target LED screen controller in the identical phy clock of used phy clock;
Step 25: draw and the identical simulated screen of described target LED screen dot matrix distribution.
Pixel with target LED screen is a unit, draw and the target LED screen dot matrix identical virtual LED screen that distributes, and dot matrix can carry out the equal proportion amplification and dwindle according to user's the needs easily of checking.Virtual display screen that is virtually reality like reality, the programme content that point-by-point mapping LED virtual processor is play.What need further specify is that this step can be carried out before simulating broadcast, is not limited to the form of enumerating in the present embodiment.
Step 26: on described simulated screen,, start described simulation and play the minimum broadcast unit that subroutine is followed the trail of one by one and demonstration is corresponding with described data structure information according to the indication and the described phy clock beat of play instruction.
Concerning the literal program category, then be the basic trace and the unit of display with the pixel; For animation and video frequency program, then be the basic trace and the unit of display with the frame.
Step 27: finish.
Fig. 3 illustrates another LED program emulation method for previewing of knowing clearly, and present embodiment is that the program of literal class is elaborated and describes at data structure, comprising:
Step 31: read and resolve according to the target LED screen demonstration program task data bag that needs generated, obtain the program parameter and the play instruction of this program, described program parameter comprises data structure information;
Step 32: check the order number of described program task data bag, when described order number is encoded for sending program instructions, execution in step 33; Otherwise execution in step 36;
Step 33: set up the data structure corresponding and judge program category with the data structure information of this program;
Step 34: when judgement draws described program category and is literal class program, call with the literal simulation of literal class program matched data structural information and play subroutine, obtain with target LED screen controller in the identical phy clock of phy clock;
Step 35: on the simulated screen identical with the distribution of target LED screen dot matrix, according to the literal broadcasting speed and the described phy clock beat of play instruction, start described literal simulation broadcast subroutine and follow the trail of one by one and demonstration and the corresponding pixel of described program data content.
At present embodiment, for the literal program category, literal simulation is play subroutine and is obtained the identical literal class program of target LED screen controller, be accumulated to certain time length after, with the mode of the programme content on the virtual screen by the program requirement, mobile pixel.And so forth, finish the broadcast of literal type program.
For GIF cartoon program type, utilize the GIF animation simulation to play the frame speed that subroutine is obtained each frame of GIF, utilize and the used identical phy clock of target LED screen controller, this phy clock beat of accumulative total, when the cumulative time is identical with frame speed value, then show next frame, and empty counter, enter circulation next time.And so forth, finish the broadcast of GIF cartoon program.
For the video frequency program type, utilize video simulation to play the subroutine employing and play with the interior identical broadcast logic of mark LED screen controller.On the beat rate controlled, the video playback subroutine adopts and the similar processing logic of GIF animation playing program, be that video simulation is play the frame speed that subroutine is obtained each frame of video, and accumulative total CPU phy clock beat, when the cumulative time is identical with frame speed value, then show next frame, and empty counter, enter circulation next time.
At above-mentioned program category and treatment scheme, as shown in Figure 4.
Fig. 5 shows a kind of LED program emulation pre-viewing device, comprising:
Program task data bag parsing module 51 is used to read and resolve the program task data bag that shows the needs generation according to target LED screen, obtains the program parameter and the play instruction of this program, and described program parameter comprises data structure information;
Program and function call and execution module 52 are used to call with the simulation of described data structure information coupling and play subroutine, and obtain with target LED screen controller in the identical phy clock of used phy clock;
Fig. 6 shows another program emulation pre-viewing device, and something in common is referring to Fig. 5 diagram and corresponding explanation thereof, and is existing with regard to difference, describes:
Fig. 6 has also indicated:
Data structure information makes up module 61, is used to set up the data structure corresponding with the data structure information of this program and judge program category.
Order number inspection unit 62 is used to check the order number of described program task data bag, when described order number when sending the program instructions coding, then carry out described simulation and play subroutine.
Simulated screen drawing unit 63 is used to draw and the identical simulated screen of described target LED screen dot matrix distribution.
Fig. 7 shows a kind of LED program emulation prebrowsing system,
Comprise LED program issue terminal 71, LED program emulation pre-viewing device 72 and remote LED screen controller 73, wherein:
Described LED program issue terminal will show that the program task data bag that needs generate is sent to described LED program emulation pre-viewing device 72 according to target LED screen;
Described LED program emulation pre-viewing device 72 referring to shown in Figure 5, comprising:
Program task data bag parsing module 51 is used to read and resolves described program task data bag, obtains the program parameter and the play instruction of this program, and described program parameter comprises data structure information;
Program and function call and execution module 52 are used for calling with the simulation broadcast subroutine of described data structure information coupling and obtain and the identical phy clock of the used phy clock of target LED screen controller;
After the program data content pre-viewing in 72 pairs of described program task data bags of described emulation pre-viewing device finished, described LED program issue terminal 71 was sent to described remote LED screen controller 73 with described program task data bag.
Utilize this LED screen program emulation pre-viewing device and system, the processing overall process of simulation remote LED controller guarantees analogue system and the consistance of real system on processing logic;
Aspect the input data source, described system issues the input of the program task data bag of LED screen controller as self with described LED program issue terminal, has guaranteed that LED screen program emulation pre-viewing device and LED screen controller are in full accord on the input data source;
Aspect program broadcasting method, LED screen program emulation pre-viewing device call with program task data bag in the simulation of the data structure information coupling of carrying play subroutine, utilize this program to obtain the identical phy clock beat of phy clock that uses with the LED screen controller, from the broadcast subroutine called and handle the consistance that rhythm has guaranteed simulated effect and actual effect;
On display effect, be unit with the pixel of target LED screen, draw with target LED and shield the dot matrix identical virtual LED screen that distributes.The screen that playing programs produces is exported, and is converted into the color change of each pixel on the virtual LED screen, has guaranteed the consistance of simulated effect and actual effect;
In sum:
LED program emulation method for previewing in the embodiment of the invention, adopt with remote LED and shield identical processing logic in the display controller, the program task is simulated broadcast, according to the broadcast information in the program task data bag, call and play subroutine with the simulation of program task data structural information coupling and combine timeticks in the remote LED screen display controller, different program categories are being followed the trail of according to minimum broadcast unit pointwise/frame and shown, thereby realized actual LED screen displaying contents is carried out highly consistent simulation preview, guaranteed the good display effect of LED screen.
Each embodiment adopts the mode of going forward one by one to describe in this instructions, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.For disclosed device of embodiment and system, because it is corresponding with the embodiment disclosed method, so description is fairly simple, relevant part partly illustrates referring to method and gets final product.
The professional can also further recognize, the unit and the algorithm steps of each example of describing in conjunction with embodiment disclosed herein, can realize with electronic hardware, computer software or the combination of the two, for the interchangeability of hardware and software clearly is described, the composition and the step of each example described prevailingly according to function in the above description.These functions still are that software mode is carried out with hardware actually, depend on the application-specific and the design constraint of technical scheme.The professional and technical personnel can use distinct methods to realize described function to each specific should being used for, but this realization should not thought and exceeds scope of the present invention.
The method of describing in conjunction with embodiment disclosed herein or the step of algorithm can directly use the software module of hardware, processor execution, and perhaps the combination of the two is implemented.Software module can place the storage medium of any other form known in random access memory (RAM), internal memory, ROM (read-only memory) (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or the technical field.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (13)
1. a LED program emulation method for previewing is characterized in that, comprising:
Read and resolve the program task data bag that shows the needs generation according to target LED screen, obtain the program parameter and the play instruction of this program, described program parameter comprises data structure information;
Call with the simulation of described data structure information coupling and play subroutine, and obtain with target LED screen controller in the identical phy clock of used phy clock,
On the simulated screen identical,, start described simulation and play the minimum broadcast unit that subroutine is followed the trail of one by one and demonstration is corresponding with described data structure information according to the indication and the described phy clock beat of play instruction with the distribution of target LED screen dot matrix.
2. method according to claim 1 is characterized in that, described play instruction comprises: program shows steering order and program data content.
3. method according to claim 1 is characterized in that, also comprises: set up the data structure corresponding with the data structure information of this program and judge program category.
4. method according to claim 3 is characterized in that, is literal class program when judgement draws described program category:
Call with the simulation of the literal of literal class program matched data structural information and play subroutine, obtain with target LED screen controller in the identical phy clock of phy clock;
According to the literal broadcasting speed and the described phy clock beat of play instruction, start described literal simulation broadcast subroutine and follow the trail of one by one and demonstration and the corresponding pixel of described program data content.
5. method according to claim 3 is characterized in that, is the animated type program when judgement draws described program category:
Call with the pictorial simulation of animated type program data structural information coupling and play subroutine, and obtain with target LED screen controller in the identical phy clock of phy clock;
According to speed of the picture playing frame in the play instruction and described phy clock beat, start described pictorial simulation broadcast subroutine and follow the trail of one by one and demonstration and the corresponding picture frame of described program data content.
6. method according to claim 3 is characterized in that, is the video class program when judgement draws described program category:
Call with the video simulation of video class program data structural information coupling and play subroutine, and obtain with target LED screen controller in the identical phy clock of phy clock;
According to speed of the video playback frame in the play instruction and described phy clock beat, start described video simulation broadcast subroutine and follow the trail of one by one and demonstration and the corresponding frame of video of described program data content.
7. method according to claim 1 is characterized in that, also comprises: check the order number of described program task data bag, when described order number is encoded for sending program instructions, then carry out described simulation and play subroutine.
8. method according to claim 1 is characterized in that, also comprises: draw and the identical simulated screen of described target LED screen dot matrix distribution.
9. a LED program emulation pre-viewing device is characterized in that, comprising:
Program task data bag parsing module is used to read and resolve the program task data bag that shows the needs generation according to target LED screen, obtains the program parameter and the play instruction of this program, and described program parameter comprises data structure information;
Program and function call and execution module are used to call with the simulation of described data structure information coupling and play subroutine, and obtain with target LED screen controller in the identical phy clock of used phy clock;
Display module on the simulated screen identical with the distribution of target LED screen dot matrix, according to the indication and the described phy clock beat of play instruction, starts described simulation and plays the minimum broadcast unit that subroutine is followed the trail of one by one and demonstration is corresponding with described data structure information.
10. device according to claim 1 is characterized in that, also comprises: data structure information makes up module, is used to set up the data structure corresponding with the data structure information of this program and judge program category.
11. device according to claim 1, it is characterized in that, also comprise: the order number inspection unit is used to check the order number of described program task data bag, when described order number is encoded for sending program instructions, then carry out described simulation and play subroutine.
12. device according to claim 1 is characterized in that, also comprises: the simulated screen drawing unit is used to draw and the identical simulated screen of described target LED screen dot matrix distribution.
13. a LED program emulation prebrowsing system is characterized in that, comprises LED program issue terminal, LED program emulation pre-viewing device and remote LED screen controller, wherein:
Described LED program issue terminal will show that the program task data bag that needs generate is sent to described LED program emulation pre-viewing device according to target LED screen;
Described LED program emulation pre-viewing device comprises:
Program task data bag parsing module is used to read and resolves described program task data bag, obtains the program parameter and the play instruction of this program, and described program parameter comprises data structure information;
Program and function call and execution module are used to call with the simulation of described data structure information coupling and play subroutine, and obtain with target LED screen controller in the identical phy clock of used phy clock;
Display module, be used for shielding the identical simulated screen of dot matrix distribution with target LED, according to the indication and the described phy clock beat of described play instruction, start described simulation and play the minimum broadcast unit that subroutine is followed the trail of one by one and demonstration is corresponding with described data structure information;
After described emulation pre-viewing device finished to the program data content pre-viewing in the described program task data bag, described LED program issue terminal was sent to described remote LED screen controller with described program task data bag.
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| CN109063378A (en) * | 2018-09-11 | 2018-12-21 | 苏州云屏网络科技有限公司 | A method of target screen is matched applied to drawing boards more in LED program |
| CN112153308A (en) * | 2020-09-04 | 2020-12-29 | 卡莱特（深圳）云科技有限公司 | LED screen program manufacturing method and device |
| CN112150834A (en) * | 2019-06-28 | 2020-12-29 | 浙江宇视科技有限公司 | Information publishing method, device, equipment and storage medium |
| CN113810750A (en) * | 2020-06-11 | 2021-12-17 | 西安诺瓦星云科技股份有限公司 | Program creation method, program creation apparatus, and program creation system |
| CN114237472A (en) * | 2022-02-24 | 2022-03-25 | 深圳市鱼儿科技有限公司 | Display method and device suitable for different LED display screens and LED display screen |
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| CN102117347A (en) * | 2009-12-31 | 2011-07-06 | 上海广茂达光艺科技股份有限公司 | Three-dimensional editing method for LED lighting scenes |
| CN202394459U (en) * | 2011-08-16 | 2012-08-22 | 广州市天誉创高电子科技有限公司 | LED (light-emitting diode) electronic display system |
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