CN206322459U - A kind of LED intelligent glass SD card video source display device - Google Patents
A kind of LED intelligent glass SD card video source display device Download PDFInfo
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- CN206322459U CN206322459U CN201621358932.4U CN201621358932U CN206322459U CN 206322459 U CN206322459 U CN 206322459U CN 201621358932 U CN201621358932 U CN 201621358932U CN 206322459 U CN206322459 U CN 206322459U
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- intelligent glass
- video source
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Abstract
Include the utility model discloses a kind of LED intelligent glass SD card video source display device:It is connected with host computer for the SD card module for storing video source information, the output end of the SD card module is connected with control module, the output end of the control module is connected with receiver module, the output end of the receiver module is connected with LED display module, is also associated with providing the power module of electric energy in the control module for the present apparatus.Real-time display video source of the present utility model is directly obtained out of SD card module, obtain LED intelligent glass no longer limited by cables during video source, effectively solve the environment limitation that LED screen is shown, effectively reduce space-consuming expands memory capacity again, make the display of LED screen more convenient, flexible, improve the operating efficiency of LED display.
Description
Technical field
The utility model is related to LED intelligent glass display fields, more particularly to a kind of LED intelligent glass SD card video source shows
Showing device.
Background technology
Current LED display technique reaches its maturity, and every field in social life is widely used.LED intelligence
Glass is the plane formula display screen of the lattice module or pixel cell composition constituted using light emitting diode.It collects multiple technologies
In one, including computer networking technology, the communication technology, graphics techniques, photoelectron technology, large scale integrated circuit technology,
By reliability height, long service life, luminous efficiency height, rich color, strong environmental adaptability, rapid dynamic response speed, can
The advantages of apparent distance is remote, is used widely in fields such as highway communication, commercial advertisement, sports tournament, large-scale concerts.LED
Large screen system is mainly made up of host computer, controller, driver, video playback management software, Transmission system.
The video resource of traditional LED display is provided by host computer, the video that LED Real time dynamic displays host computer is provided
Resource.With the continuous improvement of people's living standard, people have higher requirement for mobile device.LED intelligent glass by
Limited in by cable, the acquisition of video source is difficult to out of doors and in the case of off line, LED screen is shown in space
On have significant limitation.
Utility model content
The problem of being existed according to prior art, shows the utility model discloses a kind of LED intelligent glass SD card video source
Device includes:It is connected with host computer for the SD card module for storing video source information, the output end of the SD card module and control
Molding block is connected, and the output end of the control module is connected with receiver module, and output end and the LED of the receiver module show
Show that module is connected, be also associated with providing the power module of electric energy in the control module for the present apparatus；
The control module includes the video decoding unit and data processing unit being connected with SD card module, the data
Processing unit is connected with video decoding unit, output end and memory cell, control unit and the line of the data processing unit
Road driver element is connected, and the circuit driver element is connected with receiver module；
The LED display module includes drive module and LED intelligent glass, the drive module and receiver module and LED
Intelligent glass is connected.
The SD card module includes interface driving circuit, SD card interface controller, register group and storage chip, described to connect
Mouth drive circuit is connected with the SD card interface controller, the SD card interface controller and register group and storage chip phase
Connection.
The drive module of the LED display module is connected by FPC connector with the LED intelligent glass.
By adopting the above-described technical solution, a kind of LED intelligent glass SD card video source that the utility model is provided is shown
Device, the video source in SD card module is decoded and handled, the video data signal after processing is converted into by circuit driver element
Differential signal is sent to receiver module, is cascaded by multilevel controller, and lights LED intelligent glass by drive module, so as to reach
To in the case where no network does not have cable, LED intelligent glass realizes off line playing function.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in application, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the utility model LED intelligent glass SD card video source display device structure schematic diagrames；
Fig. 2 is the utility model LED intelligent glass SD card video source display device SD card internal structure schematic diagrams；
Fig. 3 is the utility model LED intelligent glass SD card video source display device SPI protocol schematic diagrames；
Fig. 4 is display driver element in the utility model LED intelligent glass SD card video source display device LED display modules
Schematic diagram；
Fig. 5 is the utility model LED intelligent glass SD card video source display device structure schematic diagrames；
Fig. 6 is the utility model LED intelligent glass display screens viewing area schematic diagram.
Embodiment
To make the technical solution of the utility model and advantage clearer, with reference to attached in the utility model embodiment
Figure, clear complete description is carried out to the technical scheme in the utility model embodiment：
A kind of LED intelligent glass SD card video source display device as shown in figs 1 to 6, including:It is connected with host computer 106
The SD card module 102 for storing video source information is connect, the output end of SD card module 102 is connected with control module 103, controlled
The output end of module 103 is connected with receiver module 104, and the output end of receiver module 104 is connected with LED display module 105,
It is also associated with providing the power module 101 of electric energy in the control module 103 for the present apparatus.SD card module 102, which has, to be obtained simultaneously
Store SD card chip, the SD card slot of fixed SD card of video resource.
Before the control module 103 receives the vision signal that the SD card module 102 is sent, pass through RS232 interfaces
The scan mode of LED intelligent glass is inputted from the host computer 106, the host computer 106 passes through with the control module 103
USB turns Serial Port Line connection.
Further, as shown in Fig. 2 SD card module 102 include interface driving circuit 117, SD card interface controller 119,
Register group 118 and storage chip 116, the interface driving circuit 117 are connected with the SD card interface controller 119, institute
SD card interface controller 119 is stated with register group 118 and storage chip 116 to be connected.
The control module 103 includes the video decoding unit 107 and data processing unit being connected with SD card module 102
108, data processing unit 108 is connected with video decoding unit 107, the output end and memory cell of data processing unit 108
109th, control unit 111 is connected with circuit driver element 110, and circuit driver element 110 is connected with receiver module 104.Depending on
SD card video source is converted into R, G, B component signal by frequency decoding unit 107, and data processing unit 108 enters to decoded video
Row data processing.Memory cell 109 is used to store video data.Circuit driver element 110 turns video data signal
Change differential signal into.Control unit 111 sends control instruction to data processing unit 108.
Control module 103 is connected with power module 101 by power line, and SD card module 102 passes through with host computer 106
USB line connection is downloaded, and control module 103 is connected with receiver module 104 by netting twine, and receiver module 104 passes through winding displacement and LED intelligence
The drive module 112 of energy glass is connected, and the drive module 112 of LED display module 105 passes through FPC connector and LED intelligence
Glass is connected.
The LED display module 105 includes drive module 112 and LED intelligent glass 113, and drive module 112 is with receiving mould
Block 104 is connected with LED intelligent glass 113.
Further, spi bus protocol realization synchronous serial is passed through between the control module 103 and SD card module 102
Transmission communication.
Further, before control module 103 receives the vision signal that the SD card module 102 is sent, connect by RS232
Mouth inputs the scan mode of LED intelligent glass from the host computer 106, and the host computer 106 leads to the control module 103
Cross USB and turn Serial Port Line connection.
Further, the output signal of control module 103 is driven using RS422 standard protocol transmissions to polylith serial LED
Plate, and LED drive board is integrated in the instrument bezel bottom of intelligent glass display screen.
Further, the drive module 112 of the LED intelligent glass includes monochromatic drive pattern or colored driving mould
Formula.As shown in figure 4, drive module 112 is connected by FPC connector with the LED intelligent glass 113.
Specifically, after the video resource that the offer of host computer 106 is provided in SD card module 102, decode single by video
Video source is converted into corresponding R, G, B component signal and is transferred to data processing unit 108 and is handled by member 107, SD card mould
The internal structure of block 102 is as shown in Figure 2.SPI protocol schematic diagram is as shown in figure 3, SD card module 102 employs the SPI protocol of four lines
Pattern, for communication four lines include synchronised clock line SCK, main frame input/slave output data line MISO, main frame output/from
Machine input data line MOSI, the in addition also one effective slave chip select line CS of low level.The wherein chip selection signal of SPI systems
And synchronous clock pulse is provided by main frame.Under SPI mode, the pin 1 (DAT3) of SD card chip is used as SPI chip select lines CS,
Pin 2 (CMD) is used as the DOL Data Output Line MOS I of spi bus, and pin 7 (DAT0) is Data In-Line MISO, and pin 5 is used as
Clock line (CLK).
It is logical between control unit 111 and data processing unit 108 when LED intelligent glass 113 shows SD card vision signal
Letter is two-way, and data processing unit 108 to receive and send work to control unit 111 after R, G, B vision signal that decoding is completed
Instruct, control unit 111 to receive and send control instruction to data processing unit 108 after work order, and video data processing is single
Member 108 sends vision signal according to control instruction to circuit driver element 110, and circuit driver element 110 is by the video counts of reception
It is believed that number being converted to the differential signal that display is driven for LED display.Data processing unit 108 can also be to control unit 111
The display situation of vision signal is provided, corresponding control unit 111 is made into one according to the feedback information of data processing unit 108
Step analysis and processing.
Specifically, each controller included by control module 103 can export at most 16 road signals, per road signal control
Make the LED dot matrix in 2048 pixels, one intelligent glass of each pixel correspondence.LED intelligent glass 113 is divided into M
Viewing area, each viewing area is made up of some pieces of LED intelligent glass, and each signal output of controller shows that oneself is right
The image in the region answered, M viewing area shows that the different subregions of same frame video signal are one and complete regarded simultaneously
Frequency picture, viewing area schematic diagram is as shown in Figure 6.
Further, as shown in figure 5, the system can also realize the off line playing function of audio, including audio is stored
SD card module 102, the control module of audio 103, dio Output Modules 116.Wherein described audio frequency control module 103 is included SD
The audio decoding unit 114 that audio in card is decoded, the data processing unit that decoded voice data is handled
108, send the Audio Controller 115 of control instruction.
Real-time display video source of the present utility model is directly obtained out of SD card module, LED intelligent glass is obtained video
It is no longer limited by cables during source, the environment limitation that LED screen is shown effectively is solved, space-consuming is effectively reduced again
Memory capacity is expanded, makes the display of LED screen more convenient, flexible, improves the operating efficiency of LED display.
The above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its utility model design are subject to equivalent or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (3)
1. a kind of LED intelligent glass SD card video source display device, it is characterised in that including:Be connected use with host computer (106)
In the SD card module (102) of storage video source information, the output end of the SD card module (102) is connected with control module (103)
Connect, the output end of the control module (103) is connected with receiver module (104), the output end of the receiver module (104) with
LED display module (105) is connected, and is also associated with providing the power module of electric energy on the control module (103) for the present apparatus
(101)；
The control module (103) includes the video decoding unit (107) and data processing list being connected with SD card module (102)
First (108), the data processing unit (108) is connected with video decoding unit (107), the data processing unit (108)
Output end be connected with memory cell (109), control unit (111) and circuit driver element (110), circuit driving is single
First (110) are connected with receiver module (104)；
The LED display module (105) includes drive module (112) and LED intelligent glass (113), the drive module (112)
It is connected with receiver module (104) and LED intelligent glass (113).
2. a kind of LED intelligent glass SD card video source display device according to claim 1, is further characterized in that：It is described
SD card module (102) includes interface driving circuit (117), SD card interface controller (119), register group (118) and storage core
Piece (116), the interface driving circuit (117) is connected with the SD card interface controller (119), the SD card Interface Controller
Device (119) is connected with register group (118) and storage chip (116).
3. a kind of LED intelligent glass SD card video source display device according to claim 1, is further characterized in that：It is described
The drive module (112) of LED display module (105) is connected by FPC connector (122) with the LED intelligent glass (113)
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621358932.4U CN206322459U (en) | 2016-12-12 | 2016-12-12 | A kind of LED intelligent glass SD card video source display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621358932.4U CN206322459U (en) | 2016-12-12 | 2016-12-12 | A kind of LED intelligent glass SD card video source display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206322459U true CN206322459U (en) | 2017-07-11 |
Family
ID=59267606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621358932.4U Active CN206322459U (en) | 2016-12-12 | 2016-12-12 | A kind of LED intelligent glass SD card video source display device |
Country Status (1)
| Country | Link |
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| CN (1) | CN206322459U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110262990A (en) * | 2019-07-03 | 2019-09-20 | 延锋伟世通汽车电子有限公司 | LVDS video source module and its application method |
| CN110880290A (en) * | 2019-12-07 | 2020-03-13 | 深圳蓝普科技有限公司 | LED display module, LED display screen and control equipment thereof |
-
2016
- 2016-12-12 CN CN201621358932.4U patent/CN206322459U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110262990A (en) * | 2019-07-03 | 2019-09-20 | 延锋伟世通汽车电子有限公司 | LVDS video source module and its application method |
| CN110880290A (en) * | 2019-12-07 | 2020-03-13 | 深圳蓝普科技有限公司 | LED display module, LED display screen and control equipment thereof |
| CN110880290B (en) * | 2019-12-07 | 2021-08-27 | 深圳蓝普科技有限公司 | LED display module, LED display screen and control equipment thereof |
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