CN207652601U - A kind of three-dimensional display system - Google Patents

Abstract

The utility model discloses a kind of three-dimensional display systems, belong to technical field of LED display, the three-dimensional display system includes LED display, monitor computer and display controller, display controller includes front panel and rear panel, rear panel is provided with the monitoring interface with monitoring computer communication connection, the video input interface of incoming video signal and the data output that display data is exported to LED display, front panel is provided with the extendable display screen that display is extended to monitoring computer, the parameter display screen of parameter setting and display is carried out to display controller, and operation button and rotation button.Two and three dimensions signal can be played and be combined together by the display system, display controller adds extendable display screen, reduces function manipulation key, split screen setting can be carried out, the intuitive used, safety and the convenience of operation are improved, also with the strong technical advantage of versatility, autgmentability.

Description

A kind of three-dimensional display system

Technical field

The utility model is related to technical field of LED display, aobvious more particularly to a kind of three-dimensional based on LED display Show system.

Background technology

Under the conditions of the prior art, when carrying out three-dimensional display by LED display, typically display controller connection is supervised Computer is controlled, the vision signal of broadcasting is also stored on monitoring computer, and vision signal should be carried out by monitoring computer in this way It plays, parameter setting is carried out to display controller again.Especially when needing to carry out parameter setting, it cannot be counted by monitoring Calculation machine monitors the broadcasting situation of vision signal in real time.

In addition, as the volume specification of LED display is increasing, resolution ratio is also higher and higher, a super large is being controlled When the LED display of specification, often a display controller be difficult to globality to entire LED display export display data.

For this reason, it may be necessary to provide a kind of virtual display control program that can solve above-mentioned technical problem.

Utility model content

The utility model is mainly solving the technical problems that provide a kind of three-dimensional display system, and solution is in the prior art The broadcasting of two and three dimensions vision signal cannot be carried out unification and integrate, cannot be extended display, cannot flexibly prop up by display ＆ control system Hold the problem of large scale LED display is uniformly shown.

In order to solve the above technical problems, the technical solution that the utility model uses is：It is aobvious to provide a kind of three-dimensional Show system, including LED display, monitoring computer and the display control that interconnection is communicated with LED display and monitoring computer Device, the display controller include front panel and rear panel, and the rear panel is provided with power outlet, and the front panel includes electricity Source switch, the front panel is additionally provided with the extendable display screen that display is extended to the monitoring computer, to the display Controller carries out the parameter display screen and operation button and rotation button of parameter setting and display.

In another embodiment of the utility model three-dimensional display system, the vision signal includes two-dimensional video letter Number and three dimensional video signal, the operation button include being directly used in selection to confirm the two dimension choosing for playing the two-dimensional video signal Key is selected, and is directly used in left-right format selection key, top-down format selection key and the left side for switching the three dimensional video signal format Right Negative selection key.

In another embodiment of the utility model three-dimensional display system, the rear panel is provided with and infrared emission The connected communication interface of device, the infrared transmitter are synchronized when the display controller plays the three dimensional video signal to three Dimension glasses send out infrared switching signal.

In another embodiment of the utility model three-dimensional display system, the data output of the rear panel Including two road ports, wherein when a road port, which cannot meet the whole screen of the LED display, to be shown, the two road ports difference It is corresponding to export display data to two split screens of the LED display.

In another embodiment of the utility model three-dimensional display system, described two split screens are upper and lower split screen or a left side Right split screen.

In another embodiment of the utility model three-dimensional display system, the rear panel is additionally provided with switching output The video output interface of the vision signal.

In another embodiment of the utility model three-dimensional display system, the LED display is at least by two grades The display controller of connection carries out control and shows, wherein the video input interface of display controller described in the latter with The video output interface of the previous display controller, which corresponds to, to be connected.

In another embodiment of the utility model three-dimensional display system, at least there are two divide for the LED display Screen carries out control by the cascade display controller respectively and shows.

In another embodiment of the utility model three-dimensional display system, the parameter display screen shows multiple parameters , it rotates after the rotation button selects a parameter item, presses the rotation button and then confirm and choose the entrance ginseng Several setting states, the operation button include return key, and the return key closes on the rotation button setting, after return key Then exit the parameter item setting state.

In another embodiment of the utility model three-dimensional display system, the parameter item of the parameter display screen includes Input parameter setting option, output parameter setting option, 3 D video setting option, system parameter setting item, screen body parameter setting item and/ Or image parameter setting option.

The utility model has the beneficial effects that：It is therein aobvious the utility model discloses a kind of three-dimensional display system Show that controller includes front panel and rear panel, rear panel is provided with power outlet, and the monitoring with monitoring computer communication connection connects Mouthful, the video input interface of incoming video signal and the data output to LED display output display data, front panel include Power switch, front panel are additionally provided with the extendable display screen for being extended display to monitoring computer, are carried out to display controller Parameter setting and the parameter display screen and operation button of display and rotation button.The display controller believes two and three dimensions Number broadcasting combines together, and incoming video signal processing is organically combined with LED screen display control, reduces volume size, adds Extendable display screen reduces function manipulation key, can carry out split screen setting, improve the intuitive used, safety and operation Convenience, also with the strong technical advantage of versatility, autgmentability.

Description of the drawings

Fig. 1 is the front panel schematic diagram of the display controller in one embodiment of the utility model three-dimensional display system；

Fig. 2 is the rear panel signal of the display controller in another embodiment of the utility model three-dimensional display system Figure；

Fig. 3 is the inside composition frame of the display controller in another embodiment of the utility model three-dimensional display system Figure；

Fig. 4 is the screen splicing schematic diagram of another embodiment of the utility model three-dimensional display system；

Fig. 5 is the screen splicing schematic diagram of another embodiment of the utility model three-dimensional display system；

Fig. 6 is the display controller cascade schematic diagram of another embodiment of the utility model three-dimensional display system；

Fig. 7 is the screen splicing schematic diagram of another embodiment of the utility model three-dimensional display system.

Specific implementation mode

For the ease of understanding the utility model, in the following with reference to the drawings and specific embodiments, the utility model is carried out more detailed Thin explanation.The preferred embodiment of the utility model is given in attached drawing.But the utility model can be with many different Form is realized, however it is not limited to this specification described embodiment.Make to this on the contrary, purpose of providing these embodiments is The understanding of the disclosure of utility model is more thorough and comprehensive.

It should be noted that unless otherwise defined, all technical and scientific terms used in this specification with belong to The normally understood meaning of those skilled in the art of the utility model is identical.In the used in the description of the utility model Term be only for the purpose of describing specific embodiments be not intended to limitation the utility model.

Below in conjunction with the accompanying drawings, each embodiment of the utility model is described in detail.

In one preferred embodiment of the utility model three-dimensional display system, including LED display, monitoring computer with And the display controller of interconnection is communicated with LED display and monitoring computer.

With reference to figure 1, Fig. 2 and Fig. 3, in the preferred embodiment of the utility model three-dimensional display system, display control Device includes front panel 11 and rear panel 12, and rear panel 12 is provided with power outlet 127, the monitoring with monitoring computer communication connection Interface 124, the video input interface 122 of incoming video signal and the data output that display data is exported to LED display 121, front panel includes power switch 115.

It is further preferred that front panel 11 is additionally provided with the extendable display screen 111 that display is extended to monitoring computer, The parameter display screen 112 and operation button 114 and rotation button 113 of parameter setting and display are carried out to controller.

Here, extendable display screen 111 is by counting monitoring with the video input interface 122 of monitoring computer communication connection The display interface of calculation machine can be shown on extendable display screen 111.Monitoring computer can there are two displays as a result, Device, one is to monitor the included monitor of computer, another is exactly that extension set by this display controller embodiment is shown Screen 111.In this way, monitoring computer is when playing video and carrying out parameter setting, so that it may with split screen display available, for example (,) it is aobvious by extending Display screen 111 can play video in real time, thus monitor video playing situation, and the display of parameter setting is carried out to display controller Interface is then configured on the monitor of monitoring computer itself.Solves the prison needed in the prior art in monitoring computer The problem of being switched on visual organ, and being also beneficial to after monitoring arrange parameter in real time, the content that extendable display screen 111 is shown with LED display shows the difference of content, timely redjustment and modification parameter.And in some wild environment installation and debugging, it can also lead to Cross the monitor that the extendable display screen 111 substitutes monitoring computer.Preferably, video input interface 122 is DVI (Digital Visual Interface) interface.

Preferably, extendable display screen 111 is small size color liquid crystal LCD display, and e.g. 4 inches to 4.8 inches shield, Also there are small to 3.2 inches screens, or have 3.5 inches of screens, 9.8 inches of screens, 4.0 inches of screens, 7.8 inches of screens.These small sizes are aobvious The resolution ratio of display screen can accomplish it is identical as the resolution ratio of LED display, such as have 240 × 320,320 × 480,640 × 960, 640×1136、1024×768、2048×1536、1920×1080、2560×1440、2560×1600、480×800、720 The liquid crystal LCD display of × 1280,768 × 1280 equal various specifications.

By Fig. 3 can with it is further seen that, from video input interface 122 input vision signal enter video processing module 131, which plays out vision signal by extendable display screen 111, on the other hand completion pair The processing of vision signal is mainly converted to the display played suitable for LED display according to the specification feature of incoming video signal Data.It is shown for example, then being cut when the resolution ratio of the vision signal of input is larger with adapting to the smaller LED of resolution ratio Screen, or then expanded to adapt to the larger LED display of resolution ratio when the resolution ratio of the vision signal of input is smaller, it is special Be not as LED display size is increasing, resolution ratio is higher and higher in the case of, it is necessary to be carried out to vision signal each The conversion (mainly LED display nonstandardized technique and caused by) of kind of nonstandardized technique.

Further, the 3 D video of different-format, example can also be targetedly handled in video processing module 131 If 3 D video has left-right format and top-down format, then video processing module 131 is just according to the 3 D video lattice that selection is arranged Formula is handled so that the display controller can be compatible with a variety of 3 D video formats.In addition, video processing module 131 can also The two-dimensional video signal of input is converted in real time to three dimensional video signal, meets input two-dimensional video signal output three-dimensional and regards The needs of frequency signal.It is of course also possible to which the two-dimensional video signal to input is converted without three-dimensional, and only zoom in and out place Reason, output is still two-dimensional video signal, and the display controller belongs to broadcasting two-dimensional video in this case, therefore can be simultaneous Hold two-dimensional video to play.

Also, it is further, further include processor 132 and Video Output Modules 133 inside the display controller, is locating Under the control for managing device 132, given the video signal transmission that LED display plays is suitable for after 131 conversion process of video processing module Video Output Modules 133, Video Output Modules 133 are mainly to complete to the display data of each display unit of LED display It sends.Therefore, the integrated video processing function of the display controller and LED show played data conversion function, will show There is the function of needing two equipment that could complete in technology within one device it is achieved that realizing intensive.

It can also be seen that the monitoring interface 124 in Fig. 3 is connected with processor 132, it can be by monitoring computer to display Controller carries out parameter setting.Preferably, monitoring interface 124 is USB interface.

Synchronous the red of infrared switching signal is sent out it is further preferred that can also be provided on plate in front to 3D glasses Outer emission port, and receive the infrared receiver mouth of infrared remote-controlled signal.When LED display plays 3 D video, need to synchronize The 3D glasses worn to spectators send infrared switching signal so that 3D glasses can be same with the display of the 3 D video of broadcasting Step, thus could generate 3 D video effect.It is that infrared switching signal is emitted using individual infrared transmitter in the prior art, This preferred embodiment is then integrated so that infrared switching signal sends display data synchronization onwards with Video Output Modules and comes. Infrared interface is set, then can enable and control is remotely controlled by remote controler to the display controller.

In addition, the front panel in display controller is additionally provided with parameter display screen 112 and operation button 114 and rotation Button 113.Parameter setting conveniently can be carried out to display controller by operation button 114 and rotation button 113, Parameter display screen 112 shows related parameter values and setting up procedure.

Preferably, the parameter display screen 112 in Fig. 1 can show multiple parameters item, select these parameter items and confirm It can be operated by rotating button 113, after rotation rotation button 113 selects a parameter item, press the rotation button 113 Then confirm and choose, and enters the parameter item and state is set.Wherein, rotation button 113 realizes two kinds of functions, that is, selects and true Recognize, carries out cycle selection between the parameters item that parameter display screen 112 is shown by rotating, the button is pressed after selection just It has selected the parameter item and has entered setting state.In addition, operation button 114 include return key, the return key close on rotation by Button 113 is arranged, and state is arranged by parameter item is then exited after return key.

It can be seen that by this layout arrange parameter display screen 112, rotation button 113 and return key, can make pair The selection of parameter item, into be arranged, exit setting very it is succinct flexibly, operation can be completed in one hand.

It is further preferred that the vision signal inputted by monitoring computer includes two-dimensional video signal and 3 D video letter Number, operation button 114 includes being directly used in selection to confirm the two-dimentional selection key for playing two-dimensional video signal, and be directly used in and cut Change the left-right format selection key, top-down format selection key and left and right Negative selection key of three dimensional video signal format.

Here the vision signal of input and operation button are further limited.It can be seen that the utility model is shown Controller both can be used for playing two-dimensional video signal, at this time by that can be directly switch to two-dimensional video by two-dimentional selection key Signal broadcast state.It, then can be according to the format characteristic of three dimensional video signal, also directly when for playing three dimensional video signal It may be selected by switching by corresponding button, wherein left-right format selection key is left-right frames for selecting three dimensional video signal The three dimensional video signal of superposition, and it is the 3 D video of upper and lower frame superposition that top-down format selection key, which is used to select three dimensional video signal, Signal.And left and right Negative selection key, left-right frames selection switching is carried out primarily directed to the three dimensional video signal of left-right frames superposition, It is to play the purpose being switched fast.It can be seen that the button being arranged on the front panel of the display controller has shortcut key Feature can directly select switching according to the type of incoming video signal by shortcut key, have efficient, using simplicity Advantage requires operator low.

Preferably, rear panel 12 is provided with the communication interface 126 being connected with infrared transmitter in Fig. 2, and infrared transmitter exists Display controller synchronizes to 3D glasses when playing three dimensional video signal and sends out infrared switching signal.This is broadcast by LED display It puts needed for three dimensional video signal, primarily directed to active-shutter 3 D video play mode, active-shutter 3 D video It plays and mainly realizes 3 D video effect by improving the refresh rate of picture, by the way that image is divided into two by frame, shape At two groups of pictures (such as left-right frames or upper and lower frame) of corresponding left eye and right eye, continuously alternately display out, while infrared transmitter By the left and right eyeglass switch of synchronous control shutter 3D glasses, left and right eyes is enable to see corresponding picture at the time of correct Face, to show 3-D effect.

Further, as seen in Figure 2, include two road ports, i.e. Fig. 2 in the data output 121 of plate 12 below In show two data outputs 121.Wherein, when a road port, which cannot meet the whole screen of LED display, to be shown, this two terminal Mouth corresponds to two split screens of LED display export display data respectively.Therefore, the two data outputs 121 are not simultaneously The relationship of row, but when a road port cannot meet the whole screen of LED display and play wherein, another way supplement can be passed through and carried out It plays, and this two road port can be flexibly combined.Preferably, data output 121 includes multiple Ethernet interfaces, is such as schemed Show that each data output includes 8 Ethernet interfaces in 2.

For example, when the resolution ratio all over the screen of LED display is 1920 × 1200, by a road port of data output 121 The maximum resolution ratio supported that meets be 1920 × 1080, therefore also remaining pixel 1920 × 120 need it is defeated by data Another road port output display data of outlet 121 is shown.As can be seen that LED display is divided on two at this time The split screen of lower combination, split screen above is 1920 × 1080, and split screen below is 1920 × 120, can also be split screen above 1920 × 120, split screen below is 1920 × 1080, or carries out impartial split screen, such as two split screens be all 1920 × 600.In this case, it is necessary to according to parameter setting is carried out the characteristics of specific split screen, so that the two-way of data output 121 Port can unanimously get up with the pixel number of corresponding split screen.Fig. 4 shows further the schematic diagram of this split screen up and down, wherein LED display 21 is divided equally or non-is divided into split screen 211 and lower split screen 212.Fig. 5 shows further the signal of left and right split screen Figure, wherein LED display 31 are divided equally or non-are divided into left split screen 311 and right split screen 312.

The case where carrying out display data output for this split screen needs to set to carrying out output parameter according to split screen situation It sets.

Preferably, the size of LED screen integrally shielded, i.e., the pixel of whole screen, such as LED display above can be first set The resolution ratio of whole screen is 1920 × 1200.Then, it is determined that the split screen mode of the LED screen, such as left and right split screen or upper and lower split screen.It is excellent Choosing, left screen can be corresponded to A screens by when left and right split screen, and right screen corresponds to B screens, and upper screen can be corresponded to A by when upper and lower split screen Screen, lower screen correspond to B screens.After having this acquiescence split screen structure, if split screen mode is upper and lower split screen mode, if A screens Resolution ratio be set as 1920 × 1080, then it is 1920 × 120 that B screens, which can directly obtain, therefore need not be again to the resolution ratio of B screens It is configured.

It, can also be to two split screens it is further preferred that in actual application, such as in order to debug, detect use Relative position is configured.The origin coordinates of above-mentioned A screens and B screens is configured, which is preferably display screen The upper left corner is origin coordinates point, and if the origin coordinates A (x, y) of A screens is corresponded to (0,0), wherein x-axis is lateral shaft, and y-axis is longitudinal Axis, then the origin coordinates B (x, y) of B screens correspond to (0,1080).Such case is exactly that two split screens are spliced into a whole screen. In practical application test can with the origin coordinates of self-defined two split screens, such as the origin coordinates A (x, y) of A screens correspond to (0, 0), and the origin coordinates B (x, y) of B screens corresponds to (0,1081), when displayed, then has this corresponding to coordinate (0,1080) Capable pixel is just exported without display data to it in display, it is possible thereby to which it is controlled to examine the row to display whether.In addition, also may be used The origin coordinates A (x, y) of A screens is corresponded to (0,0), and the origin coordinates B (x, y) of B screens corresponds to (0,1079), works as display When, then there is the problem of pixel of this line corresponding to coordinate (0,1079) there is display overlapping in display, it is possible thereby to The row is examined to display whether controlled.

Preferably, as shown in Figures 2 and 3, rear panel is additionally provided with the video output interface of switching output vision signal 123.Preferably, which is also DVI interface, or has the HDMI interface 125 of other specification to be also used as video defeated Go out to use.Here, video output interface 123 is mainly used for display controller cascade use, it is therefore an objective to solve when one aobvious It, can be by by display controller grade when showing that controller cannot meet the display data output demand of extra-large LED display screen Join and solve, is i.e. LED display at least carries out control by two cascade display controllers and shows, wherein the latter is aobvious Show that the video input interface of controller is corresponding with the video output interface of previous display controller to be connected.

With reference to figure 6, monitor computer here accesses previous display controller, i.e., first by video connecting line 142 Then the video input interface 122 of the rear panel 12A of display controller shows the latter further through video connecting line 142 and controls Device processed, the i.e. video input interface 122 of the rear panel 12B of the second display controller and the rear panel 12A of the first display controller Video output interface 123 correspondence be connected together.Here, the video output interface 123 of the rear panel 12B of the second display controller Without further cascade downwards, if cascade is gone down, with reference to the cascade of the first display controller and the second display controller Mode.

According to this application of Fig. 6, LED display is at least controlled by cascade display controller there are two split screen respectively System display.That is, when there are two or more than two display controllers cascaded to realize the display to LED display When control, then at least there are two split screens to export display data to this LED display.

As shown in fig. 7, entire LED display 41 is segmented into 4 split screens, split screen 411,412,413,414 is corresponded to respectively, Can be that the first display controller corresponds to control 411 He of split-screen display when carrying out control display with two display controllers 412, the second display controller corresponds to control split-screen display 413 and 414, can also be that the first display controller corresponds to control display Split screen 411 and 413, the second display controller correspond to control split-screen display 412 and 414.

In practical applications, can also there are three split screen the case where, the first display controller corresponds to two points therein Screen, such as left and right mode, the second display controller corresponds to third split screen, the split screen can with the above under type of the first two split screen into Row combination.Certainly, for this 3 panes the case where can also be that the first display controller corresponds to two split screens therein, such as Upper and lower mode, the second display controller correspond to third split screen, which can carry out group with the first two split screen in a manner of left and right It closes.

Further, it when this more display controllers are cascaded and realized to a LED display progress display control, needs The Pixel Dimensions of the split screen of the controlled display of every display controller and coordinate initial position are configured, it thus could be true It is not in the place not shown or the place of overlapping display to protect entire LED display.In addition, also ensureing in this way The uniformity of entire LED display broadcasting pictures so that the extension of the size of LED display is unrestricted.

It is further preferred that in order to realize above-mentioned various functions setting, what the parameter display screen 112 in Fig. 1 can be arranged Parameter item include：Input parameter setting option, output parameter setting option, 3 D video setting option, system parameter setting item, screen body Parameter setting item and/or image parameter setting option.Wherein, input parameter setting option can to the format of the vision signal of input, Interface carries out selection setting；Output parameter setting option mainly include splicing setting, i.e., to the quantity of cascade display controller into Row setting, such as maximum setting can be configured the pixel size of integral LED screen with cascade number of units for 4, can be right Connecting method (such as upper and lower split screen, left and right split screen), pixel size, the position coordinates of split screen are configured；3 D video setting option Primarily directed to the setting that three dimensional video signal feature carries out, including 3 D video format (such as left and right frame format, upper and lower frame format Or other 3 D video formats), the setting of the delay parameters of 3D glasses, left and right it is oppositely arranged (primarily directed to left-right frames lattice The three dimensional video signal of formula can meet the quick adjustment that this format 3 D video plays by the reversed adjustment in left and right)；System Parameter setting item of uniting includes mainly the language of display, such as Chinese or English, keys of key-board lock setting, the setting of display time, equipment version This number etc. is configured；Shield body parameter setting item and carries out parameter setting primarily directed to LED display；Image parameter setting option master If carrying out selection setting for video image format.

It is further preferred that the front panel in Fig. 1 is provided with infrared remote receiver, infrared remote receiver is received to display controller It is remotely controlled the infrared remote-controlled signal of operation.

It is further preferred that front panel or rear panel are provided with fingerprint recognition switch, it can be with by fingerprint recognition switch The safety of the display controller is improved, the fingerprint of specific user can be input in the display controller, be known by fingerprint The display controller could be manipulated after not.

It is further preferred that the display controller further includes network interface, network interface access monitors computer or connects Enter internet.It is possible thereby to carry out remote-control operation to the display controller.

It is further preferred that the display controller further includes blue tooth interface, Bluetooth control signal is accessed by blue tooth interface It realizes and the bluetooth of display controller is manipulated.

It is further preferred that the display controller further includes encrypting module, encrypting module presets manipulation password, passes through face The password of plate input could operate display controller when consistent with built-in manipulation password.In addition, manipulation password may be used also To be set as with timeliness, password fails after more than the timeliness, at this moment can access internet by above-mentioned network interface, Realize the operations such as remotely located decryption and setting password.

Therefore, by above-mentioned the utility model three-dimensional display system embodiment, before display controller therein includes Panel and rear panel, rear panel are provided with power outlet, the monitoring interface with monitoring computer communication connection, incoming video signal Video input interface and to LED display export display data data output, front panel includes power switch, front panel It is additionally provided with the extendable display screen for being extended display to monitoring computer, parameter setting and display are carried out to display controller Parameter display screen and operation button and rotation button.The display controller combines the broadcasting of two and three dimensions signal together, will Incoming video signal processing is organically combined with LED screen display control, reduces volume size, is added extendable display screen, is reduced work( Energy operation key, can carry out split screen setting, improve the intuitive used, safety and the convenience of operation, also have general The strong technical advantage of property, autgmentability.

Should be only above the embodiments of the present invention, it does not limit the scope of the patent of the present invention, every profit The equivalent structure transformation made by the utility model specification and accompanying drawing content is applied directly or indirectly in other relevant skills Art field, is included in the scope of patent protection of the utility model.

Claims (10)

1. a kind of three-dimensional display system, including LED display, monitoring computer and with the LED display and monitoring The display controller of computer communication interconnection, the display controller includes front panel and rear panel, and the rear panel is provided with Power outlet, the front panel include power switch, which is characterized in that

The rear panel of the display controller is provided with the monitoring interface with the monitoring computer communication connection, input video letter Number video input interface and to the LED display export display data data output；

The front panel is additionally provided with the extendable display screen that display is extended to the monitoring computer, to the display control Device carries out the parameter display screen and operation button and rotation button of parameter setting and display.

2. three-dimensional display system according to claim 1, which is characterized in that the vision signal includes two-dimensional video Signal and three dimensional video signal, the operation button include being directly used in selection to confirm the two dimension for playing the two-dimensional video signal Selection key, and be directly used in the left-right format selection key for switching the three dimensional video signal format, top-down format selection key and Left and right Negative selection key.

3. three-dimensional display system according to claim 2, which is characterized in that the rear panel is provided with and infrared hair The connected communication interface of emitter, the infrared transmitter synchronized when the display controller plays the three dimensional video signal to 3D glasses send out infrared switching signal.

4. three-dimensional display system according to claim 1, which is characterized in that the data of the rear panel export Mouth includes two road ports, wherein when a road port, which cannot meet the whole screen of the LED display, to be shown, two road port point Display data Dui Ying not be exported to two split screens of the LED display.

5. three-dimensional display system according to claim 4, which is characterized in that described two split screens be upper and lower split screen or Left and right split screen.

6. three-dimensional display system according to claim 1, which is characterized in that it is defeated that the rear panel is additionally provided with switching Go out the video output interface of the vision signal.

7. three-dimensional display system according to claim 6, which is characterized in that the LED display is at least by two The cascade display controller carries out control and shows, wherein the video input interface of display controller described in the latter It is corresponding with the previous video output interface of the display controller to be connected.

8. three-dimensional display system according to claim 7, which is characterized in that the LED display at least there are two Split screen carries out control by the cascade display controller respectively and shows.

9. according to claim 1 to 8 any one of them three-dimensional display system, which is characterized in that the parameter display screen It shows multiple parameters item, after rotating one parameter item of the rotation button selection, presses the rotation button and then confirm choosing In and enter the parameter item be arranged state, the operation button includes return key, and the return key closes on the rotation button State is arranged by the parameter item is then exited after return key in setting.

10. three-dimensional display system according to claim 9, which is characterized in that the parameter item of the parameter display screen Including input parameter setting option, output parameter setting option, 3 D video setting option, system parameter setting item, screen body parameter setting Item and/or image parameter setting option.