CN204465761U - The player of the synchronous or asynchronous play of a kind of LED and LCD display - Google Patents
The player of the synchronous or asynchronous play of a kind of LED and LCD display Download PDFInfo
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- CN204465761U CN204465761U CN201420761121.3U CN201420761121U CN204465761U CN 204465761 U CN204465761 U CN 204465761U CN 201420761121 U CN201420761121 U CN 201420761121U CN 204465761 U CN204465761 U CN 204465761U
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- 230000011664 signaling Effects 0.000 claims description 3
- 239000004973 liquid crystal related substance Substances 0.000 abstract description 15
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000007726 management method Methods 0.000 description 6
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Abstract
The utility model relates to a kind of LED and LCD display is synchronous or the player of asynchronous play, comprising: processing unit, signal switching module, modulation module, field programmable gate array and demodulation module.A kind of LED that the utility model provides and LCD display player that is synchronous or asynchronous play can provide the playing function of image and sound to the LED display of various different brands and LCD liquid crystal display screen, solve LED display and LCD liquid crystal display screen used in combination time, a kind of demand of player of unified management, and there is the conversion of synchronous broadcasting and asynchronous play function, make both synchronously to play TV programme, also can automatically switch asynchronous local playing image program.
Description
Technical field
The utility model relates to player, specifically the player of the synchronous or asynchronous play of a kind of LED and LCD display.
Background technology
LED display and LCD liquid crystal display screen are usually used in public place advertising, general different according to light intensity under environment in different occasion, can select to adopt LED display or LCD liquid crystal display screen as terminal presentation facility, LED display player just can the image player of control LED LCDs, LED display or the mutually general playing function of LCD liquid crystal display screen can not be had, LCD liquid crystal display screen wants adapted LCD player, LED display then only computerized control its program play, so can not when two class display screens use simultaneously, same player is adopted to play, and the player of LCD liquid crystal display screen synchronously cannot play TV programme, in this external LED display application, current is all with the format management of computer a machine one screen and broadcasting, shortcoming is by environmental conditions, computer occurs that unstable properties is (as virus in various occasion, temperature and computer operating system etc.) cause display screen irregular working, or the few display screen of some pixels is all just controlled when asynchronous play, and need the video file playing to want format transformation to carry out recorded broadcast, so without the sound of original file after decoding, just can only play picture and text effect, without the sound of original video file.Greatly destroy the effect that video file is play.
Utility model content
Primary and foremost purpose of the present utility model is to provide a kind of LED and LCD display is synchronous or the player of asynchronous play, is realized by following embodiment:
A player for the synchronous or asynchronous play of LED and LCD display, comprising:
Processing unit, described processing unit receives control command by the Internet or local area network (LAN), for reading played file, representing and process with digital signaling;
Signal switching module, the input of described signal switching module is connected to the output of described processing unit, and the output of described signal switching module is connected to modulation module, field programmable gate array;
Described modulation module is used for can by the analog signal of LCD player identification by described digital signal modulated one-tenth;
Described field programmable gate array is used for can by the analog signal of LED player identification by described digital signal modulated one-tenth;
The input of described field programmable gate array is also connected with demodulation module, and described demodulation module can by the analog signal of LED player identification for the synchronizing signal of input being demodulated to.
Preferably, described played file stores in the memory unit, and described memory cell is SD card, SATA hard disc, the external memory storage connected by USB or the network memory connected by network.
Preferably, described processing unit is MIPS chip Sigma 8652.
Preferably, described field-programmable gate array is chip ALTERA EP4CE30.
Preferably, described modulation module is chip I T6604.
Preferably, described demodulation module is chip is IT6613.
A kind of LED that the utility model provides and LCD display player that is synchronous or asynchronous play can provide the playing function of image and sound to the LED display of various different brands and LCD liquid crystal display screen, solve LED display and LCD liquid crystal display screen used in combination time, a kind of demand of player of unified management, and there is the conversion of synchronous broadcasting and asynchronous play function, make both synchronously to play TV programme, also can automatically switch asynchronous local playing image program.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms a application's part, does not form improper restriction of the present utility model, in the accompanying drawings:
Fig. 1 is the utility model embodiment system configuration schematic diagram.
Embodiment
Describe the utility model in detail below in conjunction with accompanying drawing and specific embodiment, be used for explaining the utility model in this illustrative examples of the present utility model and explanation, but not as to restriction of the present utility model.
Embodiment
As shown in Figure 1, the player of the synchronous or asynchronous play of a kind of LED and LCD display, comprising:
Processing unit, the input of processing unit is connected with memory cell by peripheral bus, described processing unit receives control command by the Internet or local area network (LAN), for reading the played file being positioned at memory cell, and it is represented with digital signaling and processes according to control command, in the present embodiment, processing unit adopts MIPS chip Sigma 8652, coordinate DDR internal memory to complete and read and work for the treatment of, wherein said played file stores in the memory unit, described memory cell is SD card, SATA hard disc, the external memory storage connected by USB or the network memory connected by network,
Signal switching module, the input of described signal switching module is connected to the output of described processing unit, the output of described signal switching module is connected to modulation module, field programmable gate array, sends signal by processing unit according to control command selectivity to modulation module or field programmable gate array;
Wherein, described modulation module is used for described digital signal modulated to become AV signal, HDMI signal etc. can by the analog signal of LCD player identification, and the modulation chip that in the present embodiment, modulation module adopts is IT6604;
Wherein, described field programmable gate array (FPGA) can by the analog signal of LED player identification for being become by described digital signal modulated, and the fpga chip adopted in the present embodiment is ALTERAEP4CE30;
The input of described field programmable gate array is also connected with demodulation module, described demodulation module be used for by the synchronizing signal of input as HDMI signal etc. is demodulated to can by the analog signal of LED player identification, the demodulation chip that in the present embodiment, demodulation module adopts is IT6613.
In above-described embodiment scheme, processing unit and MIPS chip carry out convergent-divergent according to the list window ratio downloaded, the operations such as decoding, exported by 24 RGB buses, modulation chip is modulated into AV, HDMI signal outputs to LCD display, or output in FPGA bus by 24 RGB buses, carry out convergent-divergent by FPGA according to the special requirement of LED screen to map, transfer the communication protocol of LED display driver board to, carry out LED control, realize the broadcasting that a player is applicable to LED display and LCD liquid crystal display screen, in addition, by MIPS chip according to clock control, FPGA selects the path of input, decision processes from the data RGB bus or demodulation chip bus, convergent-divergent, coding, realize synchronous/asynchronous to switch, such as, the Asynchronous content that issues of Play Server at ordinary times, timing plays TV programme at 19:00, due at present on the market without corresponding product, can only arrange manually to remove the connection line of switching device at 19:00 and change corresponding equipment, synchronous/asynchronous is synthesized on one piece of board by the utility model, player just can accomplish timing automatic switch mode in use.
The embodiment scheme that the utility model provides is a kind of player that can be used for LED display and LCD liquid crystal display screen two class display screen playing image program.Share this player of a kind of player and may be used for LED display and LCD liquid crystal display screen playing image program; There is provided the playing function of image and sound can to the LED display of various different brands and LCD liquid crystal display screen, solution LED display and LCD liquid crystal display screen used in combination time, a kind of player demand of unified management; There is provided network interface can to LED display and LCD liquid crystal display screen, realize these display screens (the Internet and local area network (LAN)) on network and control and management; Two class display screen unified managements can be realized by Management software platform; Have the conversion of synchronous broadcasting and asynchronous play function, make both synchronously to play TV programme, also can automatically switch asynchronous local playing image program; When LED display asynchronous play, need not the video file format transformation play, original video file is play-overed, and press the high definition standard of 1080P, control the LED display that pixel reaches 1920 x1080 points, by the high definition standard of 1080P, realize video image file store and management and picture and text, sound broadcasting, ensure that the quality that video file is play and effect.
Above the technical scheme that the utility model embodiment provides is described in detail, apply specific case herein to set forth the principle of the utility model embodiment and execution mode, the explanation of above embodiment is only applicable to the principle helping to understand the utility model embodiment; Meanwhile, for one of ordinary skill in the art, according to the utility model embodiment, embodiment and range of application all will change, and in sum, this description should not be construed as restriction of the present utility model.
Claims (6)
1. a player for the synchronous or asynchronous play of LED and LCD display, is characterized in that comprising:
Processing unit, described processing unit receives control command by the Internet or local area network (LAN), for reading played file, representing and process with digital signaling;
Signal switching module, the input of described signal switching module is connected to the output of described processing unit, and the output of described signal switching module is connected to modulation module, field programmable gate array;
Described modulation module is used for can by the analog signal of LCD player identification by described digital signal modulated one-tenth;
Described field programmable gate array is used for can by the analog signal of LED player identification by described digital signal modulated one-tenth;
The input of described field programmable gate array is also connected with demodulation module, and described demodulation module can by the analog signal of LED player identification for the synchronizing signal of input being demodulated to.
2. LED as claimed in claim 1 and LCD display is synchronous or the player of asynchronous play, it is characterized in that: described played file stores in the memory unit, described memory cell be SD card, SATA hard disc, the external memory storage connected by USB or the network memory connected by network.
3. LED as claimed in claim 1 and LCD display is synchronous or the player of asynchronous play, is characterized in that: described processing unit is MIPS chip Sigma 8652.
4. LED as claimed in claim 1 and LCD display is synchronous or the player of asynchronous play, is characterized in that: described field-programmable gate array is chip ALTERA EP4CE30.
5. LED as claimed in claim 1 and LCD display is synchronous or the player of asynchronous play, is characterized in that: described modulation module is chip I T6604.
6. LED as claimed in claim 1 and LCD display is synchronous or the player of asynchronous play, is characterized in that: described demodulation module is chip is IT6613.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420761121.3U CN204465761U (en) | 2014-12-05 | 2014-12-05 | The player of the synchronous or asynchronous play of a kind of LED and LCD display |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420761121.3U CN204465761U (en) | 2014-12-05 | 2014-12-05 | The player of the synchronous or asynchronous play of a kind of LED and LCD display |
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| Publication Number | Publication Date |
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| CN204465761U true CN204465761U (en) | 2015-07-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104410884A (en) * | 2014-12-05 | 2015-03-11 | 叶建中 | Synchronous and asynchronous playing player for LED and LCD display screens |
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- 2014-12-05 CN CN201420761121.3U patent/CN204465761U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104410884A (en) * | 2014-12-05 | 2015-03-11 | 叶建中 | Synchronous and asynchronous playing player for LED and LCD display screens |
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| C14 | Grant of patent or utility model | ||
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Effective date of registration: 20170405 Address after: 510000 Guangdong, Guangzhou, Liwan District bridge in the middle of the road on the 3rd floor of the J2 building on the third floor of 209-211 Patentee after: Guangzhou Tianyi Optoelectronics Technology Co., Ltd. Address before: 510000 Guangdong city of Guangzhou province Liwan District Hua Fu Li No. 18 room 2205 Patentee before: Ye Jianzhong |
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| TR01 | Transfer of patent right |