CN104123915A - LED smart glass display system unit and LED smart glass display system - Google Patents
LED smart glass display system unit and LED smart glass display system Download PDFInfo
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- CN104123915A CN104123915A CN201410400371.9A CN201410400371A CN104123915A CN 104123915 A CN104123915 A CN 104123915A CN 201410400371 A CN201410400371 A CN 201410400371A CN 104123915 A CN104123915 A CN 104123915A
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Abstract
The invention discloses an LED smart glass display system unit and an LED smart glass display system. The system comprises multiple stages of controllers, multiple power supply boxes and multiple sheets of smart glass. The first-stage controller is connected with an upper computer through a DVI (digital visual interface) cable, every two adjacent stages of controllers are in cascade connection through a DVI cable, each controller is connected with the corresponding power supply box through a power wire, output signals of the controller module are transmitted to multiple serial LED driving boards by the aid of an RS422 standard protocol, and the LED driving boards are integrated at the bottom of a glass frame of a smart glass display screen. The system is applicable to large LED smart glass display screens, lossless transmission of remote video information and remote synchronous video display are achieved effectively, and the smart glass display system is long in view distance and good in display effect. Meanwhile, the LED smart glass display screen functions as glass and an LED display screen, thereby having good market prospect.
Description
Technical field
The present invention relates to a kind of technical field of telecommunications, specifically a kind of LED intelligent glass display system unit and system.
Background technology
At present, intelligent glass display screen is realized the broadcasting of image and video by controlling the LED dot matrix of inside glass embedding, be in fact extra-large LED display screen.LED display is to utilize the lattice module of light emitting diode formation or the plane formula display screen of pixel cell composition.It integrates multiple technologies, comprise computer technology, the communication technology, graphics technology, photoelectron technology, large scale integrated circuit technology, the advantage such as rely on that long service life, luminescence efficiency are high, rich color, accommodative ability of environment are strong, rapid dynamic response speed, visual range are far away, is widely used in every field.LED large screen system is mainly made up of PC, controller, driver, video playback management software, transmission system.
Existing LED display technique reaches its maturity, but to large-scale intelligent glass display screen also in conceptual phase, intelligent glass display screen has dispersiveness.Traditional LED display area is less, the namely hundreds of square meter of area of super large screen, light emitting diode integrated level is high, adjacent two light emitting diodes distance is less than 10mm, and intelligent glass display area can reach thousands of square meters, the about 6cm of adjacent two light emitting diodes distance has very large diversity compared with LED display.Therefore, existing LED display technique cannot be transplanted on intelligent glass display screen.
Summary of the invention
According to the technical matters of above-mentioned proposition, the invention provides a kind of LED intelligent glass display system unit and system.The present invention mainly utilizes controller to receive the vision signal that host computer sends, and by DVI decoding unit, vision signal is converted to component signal, component signal is converted to differential signal by circuit driver element, receiving element is reduced into original signal differential signal, be used for drive unit drives LED intelligent glass, thereby realized the demonstration of intelligent glass display screen.The technological means that the present invention adopts is as follows:
A power supply cassette for supplying, a controller, a receiving element, a LED intelligent glass driver element, LED intelligent glass and host computer; Described controller comprises, DVI input block, DVI output unit, DVI decoding unit, processing unit, data storage cell, control module and circuit driver element; Described controller is connected by DVI cable with host computer;
Described controller receives by DVI input block the vision signal that described host computer sends, and described the first vision signal is sent to described DVI decoding unit;
Described the first vision signal is converted to R, G, B component signal by described DVI decoding unit, and described component signal and control signal are sent to processing unit;
Described processing unit receives described component signal and control signal, and present frame corresponding described component signal and next frame signal storage, to local cache, are sent to work order to described control module;
Described control module receives the backward described processing unit sending controling instruction of instruction that described processing unit sends;
Described processing unit receives the steering order of described control module, extracts the signal of the local described present frame of storing and is sent to described circuit driver element;
Described circuit driver element converts the signal of described present frame to differential signal and is sent to described receiving element;
Described receiving element receives described differential signal, and described differential signal is reduced into original signal is sent to LED intelligent glass driver element, for drive unit drives LED intelligent glass.
Further, USB unit, before receiving the vision signal of described host computer transmission, receives the scan mode of the described LED intelligent glass of described host computer input for described controller.
Further, described LED intelligent glass driver element, comprises monochromatic drive pattern or colored drive pattern.
Further, described LED intelligent glass display system, comprising:
Power module, described power module comprises at least one power supply cassette for supplying, controller module, described controller module comprises at least one controller, receiver module, described receiver module comprises at least one receiving element LED intelligent glass driver module, and described LED intelligent glass driver module comprises at least one LED intelligent glass driver element, at least one LED intelligent glass and a host computer;
Described controller module is connected, is connected by netting twine with described receiver module by power lead with described power module, described receiver module is connected with described LED intelligent glass driver module by winding displacement, and described LED intelligent glass driver module is connected with described intelligent glass by winding displacement; Wherein, between multiple controllers, pass through the cascade of DVI line;
Described the first controller receives the vision signal that described host computer sends, by fan-out switch, described vision signal is converted to the first vision signal and the second vision signal, and sending the second vision signal to second controller, described the first vision signal is used for described second controller input signal for the first controller input signal, described the second vision signal;
Described second controller receives described the second vision signal that described the first controller sends, by fan-out switch, described the second vision signal is converted to the 3rd vision signal and the 4th vision signal, described the 3rd vision signal is used for the 3rd controller input signal for second controller input signal, described the 4th vision signal;
N controller receives 2 (N-1) vision signal that described N-1 controller sends, for N controller input signal.
Further, also comprise:
DVI optical fiber additional function, described DVI optical fiber additional function is realized the distant signal transmission between the first controller and second controller by electric light and opto-electronic conversion.
The system unit of proposition of the present invention receives by controller the vision signal that host computer sends, and by DVI decoding unit, vision signal is converted to component signal, circuit driver element is converted to differential signal for the transmission of long-distance nondestructive consumption by component signal, receiving element receives differential signal and is then reduced into original signal, LED intelligent glass driver element receives original signal and is processed into driving signal, thereby has realized the demonstration of intelligent glass display screen.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, simply introduce the accompanying drawing of required use in embodiment or description of the Prior Art being done to one below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is LED intelligent glass display system cellular construction schematic diagram of the present invention;
Fig. 2 is LED intelligent glass display screen of the present invention viewing area schematic diagram;
Fig. 3 is another structural representation of LED intelligent glass display system of the present invention unit;
Fig. 4 is DVI optical fiber extra cell structural representation of the present invention;
Fig. 5 is LED intelligent glass display system architectures schematic diagram of the present invention.
Embodiment
For making object, technical scheme and the advantage of embodiments of the invention clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is known to complete description:
Fig. 1 is LED intelligent glass display system cellular construction schematic diagram of the present invention, and as shown in Figure 1, native system can comprise:
102, one receiving elements of 101, one controllers of a power supply cassette for supplying, 104, one LED intelligent glass 105 of 103, one LED intelligent glass driver elements and host computer 106; Described controller comprises, DVI input block 107, fan-out switch 108, DVI decoding unit 110, DVI output unit 109, processing unit 111, data storage cell 113, control module 112 and circuit driver element 114; Described controller is connected by DVI cable with host computer;
Described controller receives by DVI input block the vision signal that described host computer sends, and described the first vision signal is sent to described DVI decoding unit;
Described the first vision signal is converted to R, G, B component signal by described DVI decoding unit, and described component signal and control signal are sent to processing unit;
Described processing unit receives described component signal and control signal, and present frame corresponding described component signal and next frame signal storage, to local cache, are sent to work order to described control module;
Described control module receives the backward described processing unit sending controling instruction of instruction that described processing unit sends;
Described processing unit receives the steering order of described control module, extracts the signal of the local described present frame of storing and is sent to described circuit driver element;
Described circuit driver element converts the signal of described present frame to differential signal and is sent to described receiving element;
Described receiving element receives described differential signal and is reduced into original signal, and described original signal is sent to LED intelligent glass driver element, for drive unit drives LED intelligent glass.
Specifically, described controller is connected, is connected by netting twine with described receiving element by power lead with described power supply cassette for supplying, described receiving element is connected with described LED intelligent glass driver element by winding displacement, described LED intelligent glass driver element is connected with described LED intelligent glass by winding displacement, the included each controller of controller module can be exported at least 16 road signals, every road signal at least can be controlled 1024 signaling points, the LED lamp in the corresponding intelligent glass of each signaling point.The first controller receives high-definition video signal by DVI transmission line from host computer, and this high-definition video signal is divided into the first vision signal and the second vision signal by fan-out switch.The first vision signal is for the input signal of the first controller.After LED intelligent glass shows this vision signal, processing unit can feed back to control module the demonstration situation of vision signal, so that control module is made further analysis and processing according to feedback information, for example, adopt pilot lamp to modes such as error message show.Communicating by letter between control module and processing unit is two-way communication.When processing unit is stored the component signal of this vision signal, can adopt table tennis memory module, can reduce the time delay between frame and frame, thereby accelerate the treatment progress of signal, improve the transmission speed of signal.As shown in Figure 2, LED intelligent glass display screen can be divided into M viewing area, and each viewing area is made up of some LED intelligent glass, and M viewing area can show the different subregions of same frame video signal simultaneously.Each viewing area is controlled by corresponding controller.
The present embodiment is that controller receives the vision signal that host computer sends, by DVI decoding unit, the first vision signal is converted to R, G, B component signal, processing unit by present frame corresponding this component signal and next frame signal storage at local cache, in the time that processing unit is received the steering order of control module, the current frame signal that extracts local storage is sent to circuit driver element, convert this signal to differential signal by circuit driver element and be sent to receiving element, reduce the noise in transmitting procedure, realized the demonstration of LED intelligent glass display screen.
Fig. 3 is another structural representation of LED intelligent glass display system of the present invention unit, and as shown in Figure 3, this LED intelligent glass display system is on the basis of Fig. 1, also comprises:
USB unit 115, DVI optical fiber accessory unit 116.USB unit, before receiving the vision signal of described host computer transmission, receives the scan mode of the described LED intelligent glass of described host computer input for described the first controller; DVI optical fiber additional function, described DVI optical fiber additional function is realized the distant signal transmission between N controller and N+1 controller by electric light and opto-electronic conversion.
Specifically, receive the LED intelligent glass scan mode of host computer input by USB unit, for sending this scan mode to processing unit, this scan mode is divided into M the mapping relations that region is corresponding as shown in Figure 2 a two field picture, each controller of cascade shows the image in own corresponding region, and the video that M controller together demonstrates is a complete video pictures.As need change its scan mode, reset by host computer.DVI optical fiber extra cell is as shown in Figure 4 to convert electrical signals to light signal by electric light conversion, be transmitted through the fiber to next controller, after next controller receives this light signal, this light signal is carried out to opto-electronic conversion, thereby complete the distant signal transmission between multiple controllers, and ensured the transmission quality in signals transmission.
The LED intelligent glass display system of the present embodiment, can complete the setting of the scan mode to intelligent glass by USB unit, can realize the distant signal transmission between multiple controllers by DVI optical fiber extra cell.
Fig. 5 is LED intelligent glass display system architectures schematic diagram of the present invention, and as shown in Figure 5, native system can comprise:
Power module 101, described power module comprises at least one power supply cassette for supplying, controller module 102, described controller module comprises at least one controller, receiver module 103, described receiver module comprises at least one receiving element, LED intelligent glass driver module 104, described LED intelligent glass driver module comprises at least one LED intelligent glass driver element, at least one LED intelligent glass 105 and a host computer 106;
Described controller module is connected, is connected by netting twine with described receiver module by power lead with described power module, described receiver module is connected with described LED intelligent glass driver module by winding displacement, and described LED intelligent glass driver module is connected with described intelligent glass by winding displacement; Wherein, between multiple controllers, pass through the cascade of DVI line;
Described the first controller receives the vision signal that described host computer sends, by fan-out switch, described vision signal is converted to the first vision signal and the second vision signal, and sending the second vision signal to second controller, described the first vision signal is used for described second controller input signal for the first controller input signal, described the second vision signal;
Described second controller receives described the second vision signal that described the first controller sends, by fan-out switch, described the second vision signal is converted to the 3rd vision signal and the 4th vision signal, described the 3rd vision signal is used for the 3rd controller input signal for second controller input signal, described the 4th vision signal;
N controller receives 2 (N-1) vision signal that described N-1 controller sends, for N controller input signal.
Specifically, the present embodiment middle controller module comprises at least one controller, and the power supply cassette for supplying with power module that each controller is corresponding is connected by power lead, and be connected by netting twine with a receiving element in receiver module, in the time that the controller module in controller module receives the vision signal of host computer transmission, by fan-out switch, this vision signal is converted to two vision signals, the first vision signal is as the input signal of the first controller, and the second vision signal is as the input signal of second controller.The first vision signal is converted to differential signal through the first controller, and is sent to the first receiving element.The first receiving element is reduced into the first digital signal after receiving this differential signal, and this first digital signal is sent to a LED intelligent glass driver element, the one LED intelligent glass driver element sends and drives signal to the first LED intelligent glass after receiving this first digital signal, the one LED intelligent glass receives after this driving signal, completes corresponding Fumction display.In like manner, second controller receives after the second vision signal, identical with the first controller for the treatment scheme of this vision signal, repeats no more herein.
The LED intelligent glass display system of the present embodiment, control module receives after the vision signal of host computer transmission, by fan-out switch, described vision signal is converted to the first vision signal and the second vision signal, the first vision signal is for the input signal of the first controller, the second vision signal is for the input signal of second controller, complete the cascade between multiple controllers, thereby the display area of having realized LED intelligent glass can reach several thousand square meters, solve the size-constrained problem of display system that single controller is controlled.
The above; it is only preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; any be familiar with those skilled in the art the present invention disclose technical scope in; be equal to replacement or changed according to technical scheme of the present invention and inventive concept thereof, within all should being encompassed in protection scope of the present invention.
Claims (5)
1. a LED intelligent glass display system unit, is characterized in that, comprising:
A power supply cassette for supplying, a controller, a receiving element, a LED intelligent glass driver element, LED intelligent glass and host computer; Described controller comprises DVI input block, DVI output unit, DVI decoding unit, processing unit, data storage cell, control module and circuit driver element; Described controller is connected by DVI cable with host computer;
Described controller receives by described DVI input block the vision signal that described host computer sends, and described vision signal is sent to described DVI decoding unit;
Described vision signal is converted to R, G, B component signal by described DVI decoding unit, and described component signal and control signal are sent to processing unit;
Described processing unit receives described component signal and control signal, and present frame corresponding described component signal and next frame signal storage, to local cache, are sent to work order to described control module;
Described control module receives the backward described processing unit sending controling instruction of instruction that described processing unit sends;
Described processing unit receives the steering order of described control module, extracts the signal of the local described present frame of storing and is sent to described circuit driver element;
Described circuit driver element converts the signal of described present frame to differential signal and is sent to described receiving element;
Described receiving element receives described differential signal and is reduced into original signal, and described original signal is sent to LED intelligent glass driver element, for described LED intelligent glass drive unit drives LED intelligent glass.
2. LED intelligent glass display system according to claim 1 unit, is characterized in that, described controller, also comprises:
USB unit, before receiving the vision signal of described host computer transmission, receives the scan mode of the described LED intelligent glass of described host computer input for described controller.
3. LED intelligent glass display system according to claim 1 and 2 unit, is characterized in that, described LED intelligent glass driver element, comprises monochromatic drive pattern or colored drive pattern.
4. a LED intelligent glass display system, is characterized in that, comprises at least one LED intelligent glass display system as claimed in claim 1 unit; Wherein, between multiple controllers, pass through the cascade of DVI line; For showing the different subregions of same video, reach the effect that shows a complete video.
Described the first controller receives the vision signal that host computer sends, by fan-out switch, described vision signal is converted to the first vision signal and the second vision signal, and sending described the second vision signal to second controller, described the first vision signal is used for described second controller input signal for described the first controller input signal, described the second vision signal;
Described second controller receives described the second vision signal that described the first controller sends, by fan-out switch, described the second vision signal is converted to the 3rd vision signal and the 4th vision signal, described the 3rd vision signal is used for the 3rd controller input signal for second controller input signal, described the 4th vision signal;
N controller receives 2 (N-1) vision signal that described N-1 controller sends, for N controller input signal.
5. LED intelligent glass display system according to claim 4, is characterized in that, also comprises:
DVI optical fiber additional function, described DVI optical fiber additional function is realized the distant signal transmission between adjacent controller by electric light and opto-electronic conversion.
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| CN201410400371.9A CN104123915B (en) | 2014-08-14 | 2014-08-14 | LED intelligent glass display system unit and system |
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