CN104157245A - Wireless LED spliced screen and control method and system - Google Patents
Wireless LED spliced screen and control method and system Download PDFInfo
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- CN104157245A CN104157245A CN201410425797.XA CN201410425797A CN104157245A CN 104157245 A CN104157245 A CN 104157245A CN 201410425797 A CN201410425797 A CN 201410425797A CN 104157245 A CN104157245 A CN 104157245A
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Abstract
The embodiment of the invention discloses a wireless LED spliced screen and a control method and system. The wireless LED spliced screen and the control method and system are used for solving the technical problems that as the temperature inside a tank of a display module rises, flat sequence confluence cables age or short-circuit, defective flat cables are difficult to find in an anfractuous circuit, and labor is wasted, and also avoiding the technical problem that due to the errors of the video data transmission sequence caused by the number and arrangement complexity of display units, the overall picture of a spliced screen shifts and deforms. The wireless LED spliced screen is formed by splicing a plurality of display units, a main control module of each display unit is connected with a wireless module, and the wireless modules and the display units are in one-to-one identifier binding relation.
Description
Technical field
The present invention relates to LED technical field, relate in particular to a kind of wireless LED mosaic screen, control method and system.
Background technology
LED display splicing screen, normally by several display units (tile), be spliced, each display unit can be to be pasted with several LED, the size of each display unit is for example 12*12cm, can, respectively forming a casing as 4*4 piece display unit, finally by a plurality of casings, remove to scrabble up super large display screen.
Because each display unit need to, by be connected in series to realize the transmission of signal as serial bus, meanwhile, be also need to be connected in series to realize overall image by serial bus to present between each casing.Yet, pass through into serial connection layer by layer, use numerous serial bus in casing confined space, under long-time use, cause in casing temperature to raise and make the sequence aging or short circuit of flat cable of confluxing, and in the vertical complicated circuit of mistake, difficult searching has problem flat cable, further causes the consume of manpower.
Therefore, the object of the invention is to solve because temperature in casing raises and makes the sequence aging or short circuit of flat cable of confluxing, and in the vertical complicated circuit of mistake, difficult searching has problem flat cable, further causes the technical matters of the consume of manpower.
Summary of the invention
The embodiment of the present invention provides a kind of wireless LED mosaic screen, control method and system, for solving because temperature in the casing of display module raises, make the sequence aging or short circuit of flat cable of confluxing, and difficult searching has problem flat cable in the vertical complicated circuit of mistake, the technical matters of the consume of the manpower causing, and avoided the mistake of the video data transmitting order that easily causes due to the quantity of display unit and the complexity of arrangement, and the technical matters of the skew distortion of the whole picture of the mosaic screen causing.
A kind of wireless LED mosaic screen that the embodiment of the present invention provides, comprising:
By several display unit splicings, formed;
Described in each, on the main control module of display unit, be connected with wireless module;
Described wireless module and described display unit are set up man-to-man identifier binding relationship.
Preferably, described wireless module is wifi module.
Preferably, described wireless module is comprised of wifi chip and antenna.
Preferably, described identifier comprises:
Described display unit is at the co-ordinate position information of LED mosaic screen and the identity code of described display unit.
A kind of wireless LED mosaic screen control method providing in the embodiment of the present invention, comprising:
By wireless network, obtain the identifier of several wireless modules, and described identifier is resolved;
Obtain co-ordinate position information and the identity code of the described display unit corresponding with described wireless module after parsing;
Video signal data is sent to described display unit according to prepattern by described wireless network to be shown.
Preferably, by wireless network, obtain the identifier of several wireless modules, and also comprise before described identifier is resolved:
Within the scope of wireless network, wireless module described in several is searched;
Set up radio communication annexation with described wireless module.
Preferably, video signal data being sent to described display unit according to prepattern by described wireless network also comprises before showing:
Described vision signal is carried out to Corresponding matching according to the described co-ordinate position information of described display unit and described identity code.
Preferably, video signal data being sent to described display unit according to prepattern by described wireless network shows specifically and comprises:
According to frame transmission mode, by described wireless network, sending described video signal data to described display unit shows;
Described frame transmission mode includes the transmission of frame head and frame data.
A kind of wireless LED mosaic screen control system providing in the embodiment of the present invention, comprising:
Wireless signal control device, the wireless LED mosaic screen in signalling terminals and the embodiment of the present invention described in any one;
Wireless signal control device is connected by wireless network with described wireless LED mosaic screen with described signalling terminals.
Preferably, described wireless signal control device, controls described wireless LED mosaic screen for the wireless LED mosaic screen control method by described in embodiment of the present invention any one.
As can be seen from the above technical solutions, the embodiment of the present invention has the following advantages:
A kind of wireless LED mosaic screen that the embodiment of the present invention provides, control method and system, wherein, wireless LED mosaic screen comprises: several display unit splicings, consist of, on the main control module of each display unit, be connected with wireless module, wireless module and display unit are set up man-to-man identifier binding relationship.In the present embodiment, on main control module by each display unit on LED mosaic screen, be connected with wireless module, and wireless module and display unit are set up man-to-man identifier binding relationship, just realized by wireless network and man-to-man identifier relation several display modules on LED mosaic screen have accurately been shown, not only solved because temperature in the casing of display module raises and made the sequence aging or short circuit of flat cable of confluxing, and in the vertical complicated circuit of mistake, difficult searching has problem flat cable, further cause the technical matters of the consume of manpower, and avoided the mistake of the video data transmitting order that easily causes due to the quantity of display unit and the complexity of arrangement, and the technical matters of the skew distortion of the whole picture of the mosaic screen causing.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of a kind of wireless LED mosaic screen that Fig. 1 provides for the embodiment of the present invention;
The schematic flow sheet of an embodiment of a kind of wireless LED mosaic screen control method that Fig. 2 provides for the embodiment of the present invention;
The schematic flow sheet of another embodiment of a kind of wireless LED mosaic screen control method that Fig. 3 provides for the embodiment of the present invention;
The structural representation of an embodiment of a kind of wireless LED mosaic screen control system that Fig. 4 provides for the embodiment of the present invention.
Embodiment
The embodiment of the present invention provides a kind of wireless LED mosaic screen, control method and system, for solving because temperature in the casing of display module raises, make the sequence aging or short circuit of flat cable of confluxing, and difficult searching has problem flat cable in the vertical complicated circuit of mistake, the technical matters of the consume of the manpower causing, and avoided the mistake of the video data transmitting order that easily causes due to the quantity of display unit and the complexity of arrangement, and the technical matters of the skew distortion of the whole picture of the mosaic screen causing.
Wi-Fi, is commonly called as WiMAX, has wherein defined the ISM band that is operated in 2.4GHz/5GHz, has experienced respectively the differentiation of the agreement of 802.11a/b/g/n/ac along with the epoch.
For making goal of the invention of the present invention, feature, advantage can be more obvious and understandable, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, the embodiments described below are only the present invention's part embodiment, but not whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making all other embodiment that obtain under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, an embodiment of a kind of wireless LED mosaic screen providing for the embodiment of the present invention comprises:
By several display unit 1 splicings, formed;
On the main control module of each display unit 1, be connected with wireless module 2, be understandable that, aforesaid wireless module 2 can be wifi module, for example on the PCBA of main control module or PCB, bind or be welded with USB female seat, wifi module is the wifi transmitting and receiving module that is fixedly connected with USB male seat, do not limit, aforesaid wireless module 2 can also be comprised of wifi chip and antenna herein, is understandable that aforesaid antenna can be further short cylindrical antenna.
Should be noted that, aforesaid wireless module 2 is set up and is had man-to-man identifier binding relationship with display unit 1, be understandable that, identifier comprises that display unit 1 is at the co-ordinate position information of LED mosaic screen and the identity code of display unit 1, as shown in Figure 1, for example mosaic screen is comprised of 4 * 4 display unit 1, and each display unit 1 is explained by string number in positional information and unique identification of mosaic screen, as Binary Conversion code, specifically do not limit herein.
In the present embodiment, on main control module by each display unit 1 on LED mosaic screen, be connected with wireless module 2, and wireless module 2 is set up and is had man-to-man identifier binding relationship with display unit 1, just realized by wireless network and man-to-man identifier relation several display modules 1 on LED mosaic screen have accurately been shown, not only solved because temperature in the casing of display module 1 raises and made the sequence aging or short circuit of flat cable of confluxing, and in the vertical complicated circuit of mistake, difficult searching has problem flat cable, further cause the technical matters of the consume of manpower, and avoided the mistake of the video data transmitting order that easily causes due to the quantity of display unit 1 and the complexity of arrangement, and the technical matters of the skew distortion of the whole picture of the mosaic screen causing.
Refer to Fig. 2, an embodiment of a kind of wireless LED mosaic screen control method that the embodiment of the present invention provides comprises:
201, by wireless network, obtain the identifier of several wireless modules, and identifier is resolved;
In this example, when the wireless LED mosaic screen providing in need to be to the embodiment shown in Fig. 1 is controlled, need to obtain by wireless network the identifier of several wireless modules, and identifier is resolved, be understandable that, the identifier of several wireless modules that get can be a string binary digit string etc., need to resolve it.
202, obtain co-ordinate position information and the identity code of the display unit corresponding with wireless module after parsing;
When obtain the identifier of several wireless modules by wireless network, and after identifier is resolved, obtain co-ordinate position information and the identity code of the display unit corresponding with wireless module after parsing, it should be noted that, for example LED mosaic screen is comprised of 4 * 4 display unit, each display unit is explained by string number at positional information and unique identity code of mosaic screen, as Binary Conversion code, does not specifically limit herein.
203, video signal data being sent to display unit according to prepattern by wireless network shows.
In the present embodiment, after obtaining the co-ordinate position information and identity code of the display unit corresponding with wireless module after parsing, video signal data need to be sent to display unit according to prepattern by wireless network and show.
It should be noted that, aforesaid prepattern will be described in detail in subsequent embodiment, repeat no more herein.
In the present embodiment, the identifier of several wireless modules is obtained in parsing by wireless network, obtain co-ordinate position information and the identity code of the display unit corresponding with wireless module, carry out again the transmission of video signal data, just solved the mistake of the video data transmitting order easily causing due to the quantity of display unit and the complexity of arrangement, and the technical matters of the skew distortion of the whole picture of the mosaic screen causing.
Be that the process of wireless LED mosaic screen control method is described in detail above, refer to Fig. 3, an embodiment of a kind of wireless LED mosaic screen control method that the embodiment of the present invention provides comprises:
301, within the scope of wireless network, several wireless modules are searched, and set up radio communication annexation with wireless module;
In this example, before the wireless LED mosaic screen providing in need to be to the embodiment shown in Fig. 1 is controlled, within the scope of wireless network, several wireless modules are searched, and set up radio communication annexation with wireless module, be understandable that, aforesaid radio communication is connected to wifi communication.
302, by wireless network, obtain the identifier of several wireless modules, and identifier is resolved;
In this example, when within the scope of wireless network, several wireless modules being searched, and after setting up radio communication annexation with wireless module, in the time of need to controlling the wireless LED mosaic screen providing in the embodiment shown in Fig. 1, need to obtain by wireless network the identifier of several wireless modules, and identifier is resolved, be understandable that, the identifier of several wireless modules that get can be a string binary digit string etc., need to resolve it.
303, obtain co-ordinate position information and the identity code of the display unit corresponding with wireless module after parsing;
When obtain the identifier of several wireless modules by wireless network, and after identifier is resolved, obtain co-ordinate position information and the identity code of the display unit corresponding with wireless module after parsing, it should be noted that, for example LED mosaic screen is comprised of 4 * 4 display unit, each display unit is explained by string number at positional information and unique identity code of mosaic screen, as Binary Conversion code, does not specifically limit herein.
304, vision signal is carried out to Corresponding matching according to the co-ordinate position information of display unit and identity code;
After the co-ordinate position information and identity code of the display unit corresponding with wireless module after obtaining parsing, vision signal need to be carried out to Corresponding matching according to the co-ordinate position information of display unit and identity code, the database information that for example co-ordinate position information of aforesaid display unit and identity code is carried out to corresponding stored and storage unit in storage unit shines upon one by one, does not specifically limit herein.
305, according to frame transmission mode, by wireless network, sending video signal data to display unit shows;
In the present embodiment, after vision signal is carried out to Corresponding matching according to the co-ordinate position information of display unit and identity code, need to by wireless network, send video signal data to display unit according to frame transmission mode and show.
Be understandable that, frame transmission mode includes the transmission of frame head and frame data, co-ordinate position information and the identity code of the display unit after aforesaid frame head includes step 304 and mates, frame data are the video data under the frame unit of vision signal, make video data mate one by one demonstration based on frame head and frame data with display unit on mosaic screen.
In the present embodiment, the identifier of several wireless modules is obtained in parsing by wireless network, obtain co-ordinate position information and the identity code of the display unit corresponding with wireless module, carrying out video signal data transmits according to frame transmission mode again, just solved the mistake of the video data transmitting order easily causing due to the quantity of display unit and the complexity of arrangement, and the technical matters of the skew distortion of the whole picture of the mosaic screen causing.
Refer to Fig. 4, an embodiment of a kind of wireless LED mosaic screen control system providing in the embodiment of the present invention comprises:
Wireless signal control device 401, the wireless LED mosaic screen 403 of any one of mentioning in signalling terminals 402 and the embodiment of the present invention, it should be noted that, aforesaid wireless signal control device 401 can be wifi router or wifi switch, specifically do not limit, aforesaid signalling terminals 402 can be computer and mobile terminal, as mobile phone herein, panel computers etc. specifically do not limit herein;
Wireless signal control device 401 is connected by wireless network with wireless LED mosaic screen 403 with signalling terminals 402, and aforesaid wireless network can be wifi network;
Should be noted that, aforesaid wireless signal control device 401 is controlled wireless LED mosaic screen for the wireless LED mosaic screen control method of any one mentioned by the embodiment of the present invention.
In the present embodiment, by wireless signal control device 401, wireless LED mosaic screen and signalling terminals wireless bridging are risen, by wireless signal control device 401, realize transmission and the correct demonstration of coupling of video signal data, when making LED mosaic screen not only realize the transmission of wireless data, avoided the mistake of the video data transmitting order that easily causes due to the quantity of display unit and the complexity of arrangement, and the generation of the technical matters of the skew distortion of the whole picture of the mosaic screen causing.
Above embodiment only, in order to technical scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a wireless LED mosaic screen, is comprised of several display unit splicings, it is characterized in that, comprising:
Described in each, on the main control module of display unit, be connected with wireless module;
Described wireless module and described display unit are set up man-to-man identifier binding relationship.
2. wireless LED mosaic screen according to claim 1, is characterized in that, described wireless module is wifi module.
3. wireless LED mosaic screen according to claim 1, is characterized in that, described wireless module is comprised of wifi chip and antenna.
4. wireless LED mosaic screen according to claim 1, is characterized in that, described identifier comprises:
Described display unit is at the co-ordinate position information of LED mosaic screen and the identity code of described display unit.
5. a wireless LED mosaic screen control method, is characterized in that, comprising:
By wireless network, obtain the identifier of several wireless modules, and described identifier is resolved;
Obtain co-ordinate position information and the identity code of the described display unit corresponding with described wireless module after parsing;
Video signal data is sent to described display unit according to prepattern by described wireless network to be shown.
6. wireless LED mosaic screen control method according to claim 5, is characterized in that, obtains the identifier of several wireless modules by wireless network, and also comprises before described identifier is resolved:
Within the scope of wireless network, wireless module described in several is searched;
Set up radio communication annexation with described wireless module.
7. wireless LED mosaic screen control method according to claim 5, is characterized in that, video signal data is sent to described display unit according to prepattern by described wireless network and also comprises before showing:
Described vision signal is carried out to Corresponding matching according to the described co-ordinate position information of described display unit and described identity code.
8. wireless LED mosaic screen control method according to claim 5, is characterized in that, video signal data is sent to described display unit according to prepattern by described wireless network and shows specifically and comprise:
According to frame transmission mode, by described wireless network, sending described video signal data to described display unit shows;
Described frame transmission mode includes the transmission of frame head and frame data.
9. a wireless LED mosaic screen control system, is characterized in that, comprising:
Wireless signal control device, signalling terminals and the wireless LED mosaic screen as described in any one in claim 1 to 4;
Wireless signal control device is connected by wireless network with described wireless LED mosaic screen with described signalling terminals.
10. wireless LED mosaic screen control system according to claim 9, it is characterized in that, described wireless signal control device, for the wireless LED mosaic screen control method by as described in claim 5 to 8 any one to as described in wireless LED mosaic screen control.
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CN109922288A (en) * | 2019-04-10 | 2019-06-21 | 深圳市奥拓电子股份有限公司 | LED television |
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CN111857633A (en) * | 2020-07-30 | 2020-10-30 | 京东方科技集团股份有限公司 | Display unit and spliced screen |
CN113639895A (en) * | 2021-08-09 | 2021-11-12 | 水利部交通运输部国家能源局南京水利科学研究院 | Modular combined water temperature real-time measuring and displaying device |
CN113645711A (en) * | 2020-04-27 | 2021-11-12 | 深圳蓝普科技有限公司 | Communication system of display screen, communication method thereof and box body |
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CN113639895A (en) * | 2021-08-09 | 2021-11-12 | 水利部交通运输部国家能源局南京水利科学研究院 | Modular combined water temperature real-time measuring and displaying device |
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Application publication date: 20141119 |