CN105933696A - Passive circular polarization 3D LED display screen module, passive circular polarization 3D LED display device and passive circular polarization 3D LED display system - Google Patents
Passive circular polarization 3D LED display screen module, passive circular polarization 3D LED display device and passive circular polarization 3D LED display system Download PDFInfo
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- CN105933696A CN105933696A CN201610339368.XA CN201610339368A CN105933696A CN 105933696 A CN105933696 A CN 105933696A CN 201610339368 A CN201610339368 A CN 201610339368A CN 105933696 A CN105933696 A CN 105933696A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
- H04N13/337—Displays for viewing with the aid of special glasses or head-mounted displays [HMD] using polarisation multiplexing
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Abstract
The invention is suitable for the technical field of 3D display, and provides a passive circular polarization 3D LED display screen module, a passive circular polarization 3D LED display device and a passive circular polarization 3D LED display system. The passive circular polarization 3D LED display screen module comprises an LED pixel lamp array formed by a plurality of LED pixel lamps arranged in an array form, and further comprises a circular polarizing film array set on a light-out surface of the passive circular polarization 3D LED display screen module, wherein the circular polarizing film array comprises a plurality of circular polarizing films composed of levorotation circular polarizing films and dextrorotation circular polarizing films which are alternatively arranged in a row and/or column direction, and the number of the circular polarizing films is equal to that of a plurality of LED pixel lamps. According to the invention, by means directly setting the alternatively arranged levorotation circular polarizing films and dextrorotation circular polarizing films at the pixel lamp array, a tedious work of precise location for a polarization axis direction of the polarizing film of each pixel point can be avoided effectively, a problem of generation of 3D image ghosting, flickering vision of human eyes, easily produced visual fatigue and uncomfortable sense during watching caused by head swinging of audiences is avoided, and visual angle of stereo images also can be expanded.
Description
Technical field
The invention belongs to 3D Display Technique field, particularly relate to a kind of passive type circular polarization 3D LED display module, display device and system.
Background technology
3D technology can make picture become three-dimensional true to nature, and image is no longer limited in the plane of screen, can walk out outside screen seemingly, allows spectators have sensation on the spot in person.3D display screen based on 3D technology, specifically includes that aberration formula, polarization type and active-shutter.
But, existing shutter 3D display screen needs image to be rapidly performed by right and left eyes switching, causes human eye vision flicker, is easily generated visual fatigue, watches uncomfortable；Polarization type display screen needs strictly to guarantee that the polarization axis direction of polaroid is correct, for pixel thousands of on display screen, guarantee that the workload of polarization axis direction is the most loaded down with trivial details, it is difficult to ensure that the polarization axis direction of the polaroid of each pixel is fitted correctly, thus has influence on overall 3D display effect.
Summary of the invention
It is an object of the invention to provide a kind of passive type circular polarization 3D LED display module, display device and system, aim to solve the problem that existing shutter 3D display screen needs image to be rapidly performed by right and left eyes switching, cause human eye vision flicker, be easily generated visual fatigue, watch uncomfortable；Polarization type display screen needs strictly to guarantee that the polarization axis direction of polaroid is correct, for pixel thousands of on display screen, guarantee that the workload of polarization axis direction is the most loaded down with trivial details, it is difficult to ensure that the polarization axis direction of the polaroid of each pixel is fitted correctly, thus the problem having influence on overall 3D display effect.
The present invention is realized in, a kind of passive type circular polarization 3D LED display module, including the LED pixel lamp array constituted that is arranged in array by multiple LED pixel lamps, described passive type circular polarization 3D LED display screen module also includes the circular polarizing disk array being arranged on the exiting surface of described passive type circular polarization 3D LED display module, and described circular polarizing disk array includes being made up of Left-hand circular polarization sheet and right-hand circular polarization sheet and the multiple circular polarizing disks equal with the plurality of LED pixel lamp quantity；
In described circular polarizing disk array, Left-hand circular polarization sheet is arranged alternately in the row direction with right-hand circular polarization sheet and rotation direction with the circular polarizing disk in a line is identical, and the line number of described circular polarizing disk array is even number；
Or, Left-hand circular polarization sheet is arranged alternately in a column direction with right-hand circular polarization sheet and circular polarizing disk rotation direction in same row is identical, and the columns of described circular polarizing disk array is even number；
Or, Left-hand circular polarization sheet is expert at right-hand circular polarization sheet and is all arranged alternately on column direction and the rotation direction of adjacent circular polarizing disk is different, and line number and the columns of described circular polarizing disk array are even number.
Preferably, described LED pixel lamp array and described circular polarizing disk array are rectangular array.
Preferably, described LED pixel lamp is RGB three primary colours pixel lamp.
The present invention also provides for a kind of passive type circular polarization 3D LED display device, and described passive type circular polarization 3D LED display device includes:
The 3D LED display being made up of at least one passive type circular polarization 3D LED display module as described in front any one；
It is connected with described 3D LED display, it is driven controlling to the duty of the plurality of LED pixel lamp, so that described 3D LED display shows the LED driver of two width 3D separation pictures after described circular polarizing disk array separates by input 3D synthesis picture signal.
Preferably, described 3D LED display is consisted of cascade and/or parallel way the passive type circular polarization 3D LED display module described at least two.
Preferably, described passive type circular polarization 3D LED display device also includes:
For storing 3D film source and the memory module of write 3D player program；
It is connected with described LED driver and described memory module respectively, by running described 3D player program, described 3D film source real-time coding is processed into the pattern process module of described 3D synthesis picture signal.
Preferably, described memory module is physical storage disk, and described pattern process module is GPU graphic process unit.
The present invention also provides for a kind of passive type circular polarization 3D LED display system, and described system includes:
Passive type circular polarization 3D LED display device as described in front any one；
It is connected with described passive type circular polarization 3D LED display device, storage inside has 3D film source and 3D player, and described 3D film source real-time coding is processed into the graphics terminal for described LED driver offer 3D synthesis picture signal of described 3D synthesis picture signal by running described 3D player program.
Preferably, described graphics terminal is the PC with display screen, smart mobile phone or panel computer；
Or described graphics terminal is host computer, corresponding, described system also includes being connected, with described host computer, the monitor that the duty to described system is monitored and shows.
Preferably, described system also includes supporting circular polarization glasses.
Compared with prior art, it has the beneficial effects that the present invention:
By directly arranging the Left-hand circular polarization sheet and right-hand circular polarization sheet being arranged alternately at pixel lamp array, the polarization axis direction that can be prevented effectively from the polarizer to each pixel carries out pinpoint tedious work, and spectators can be avoided to swing head, result in 3D rendering ghost image, human eye vision flicker, be easily generated visual fatigue, watch uncomfortable problem, the visual angle of stereo-picture can also be expanded, allow users to watch in the larger context 3D rendering.
Accompanying drawing explanation
Fig. 1 is the basic structure schematic diagram of the passive type circular polarization 3D LED display module that one embodiment of the invention provides.
Fig. 2～4 is the structural representation of the circular polarizing disk array of the passive type circular polarization 3D LED display module that one embodiment of the invention provides；
Fig. 5 is the structured flowchart of the passive type circular polarization 3D LED display device that the embodiment of the present invention provides；
Fig. 6 is the structured flowchart of the passive type circular polarization 3D LED display system that the embodiment of the present invention provides.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Fig. 1 is the basic structure schematic diagram of the passive type circular polarization 3D LED display module that one embodiment of the invention provides.
As shown in Figure 1, the passive type circular polarization 3D LED display module that the embodiment of the present invention provides, including the LED pixel lamp array 10 constituted that is arranged in array by multiple LED pixel lamps, described passive type circular polarization 3D LED display module also includes the circular polarizing disk array 20 being arranged on the exiting surface of described passive type circular polarization 3D LED display module, and described circular polarizing disk array 20 includes being made up of Left-hand circular polarization sheet and right-hand circular polarization sheet and the multiple circular polarizing disks equal with the plurality of LED pixel lamp quantity.
In a particular application, described LED pixel lamp can be monochromatic, double-colored or RGB three primary colours pixel lamp, is preferably RGB three primary colours pixel lamp in the present embodiment.
In circular polarizing disk array 20, Left-hand circular polarization sheet is arranged alternately in the row direction with right-hand circular polarization sheet and rotation direction with the circular polarizing disk in a line is identical, and the line number of described circular polarizing disk array is even number；
Or Left-hand circular polarization sheet is arranged alternately in a column direction with right-hand circular polarization sheet and circular polarizing disk rotation direction in same row is identical, and the columns of described circular polarizing disk array is even number；
Or Left-hand circular polarization sheet is expert at right-hand circular polarization sheet and is all arranged alternately on column direction and the rotation direction of adjacent circular polarizing disk is different, and line number and the columns of described circular polarizing disk array are even number.
In a particular application, LED pixel lamp array 10 and circular polarizing disk array 20 are rectangular array；Other array formats can also be arranged into as required in other are applied.
Fig. 2～4 is the structural representation of the circular polarizing disk array of the passive type circular polarization 3D LED display module that the embodiment of the present invention one provides.
As shown in Figure 2, in the present embodiment, circular polarizing disk array 20 is 10 × 10 rectangular arrays, concrete includes five row Left-hand circular polarization sheets 21 (in figure, each Left-hand circular polarization sheet all represents) and five row right-hand circular polarization sheets 22 (in figure, each right-hand circular polarization sheet all represents with word " left ") with word " left ", each column Left-hand circular polarization sheet all includes ten Left-hand circular polarization sheets, corresponding, each column right-hand circular polarization sheet all includes ten right-hand circular polarization sheets.
As shown in Figure 3, in the present embodiment, circular polarizing disk array 20 is 10 × 10 rectangular arrays, concrete includes five-element's Left-hand circular polarization sheet 21 (in figure, each Left-hand circular polarization sheet all represents) and five-element's right-hand circular polarization sheet 22 (in figure, each right-hand circular polarization sheet all represents with word " left ") with word " left ", often row Left-hand circular polarization sheet all includes ten Left-hand circular polarization sheets, corresponding, often row right-hand circular polarization sheet all includes ten right-hand circular polarization sheets.
As shown in Figure 4, in the present embodiment, circular polarizing disk array 20 is 10 × 10 rectangular arrays, concrete is included on row and column direction Left-hand circular polarization sheet 21 (in figure, each Left-hand circular polarization sheet all represents) all alternately and right-hand circular polarization sheet 22 (in figure, each right-hand circular polarization sheet all represents with word " left ") with word " left ", often row and each column are according to including five Left-hand circular polarization sheets 21 and five right-hand circular polarization sheets 22, and the rotation direction between adjacent circular polarizing disk is different.In the present embodiment, the circular polarizing disk of the first row first row is Left-hand circular polarization sheet 21, and the first row secondary series being adjacent and the circular polarizing disk of the second row first row are right-hand circular polarization sheet, and correspondence, the rest may be inferred in the position that arranges of other circular polarizing disks.
In a particular application, the circular polarizing disk of the first row first row can also be set to right-hand circular polarization sheet, the first row secondary series being then adjacent and the circular polarizing disk of the second row first row are Left-hand circular polarization sheet, and correspondence, the rest may be inferred in the position that arranges of other circular polarizing disks.
Fig. 5 is the structured flowchart of the passive type circular polarization 3D LED display device that the embodiment of the present invention provides.
As shown in Figure 5, the passive type circular polarization 3D LED display device that the present embodiment provides, including the 3D LED display 30, LED driver 40, memory module 50 and the pattern process module 60 that are made up of the passive type circular polarization 3D LED display module at least one described.
In order to illustrate conveniently only to illustrate a passive type circular polarization 3D LED display module in the present embodiment.
In a particular application, when 3D LED display 30 is made up of the passive type circular polarization 3D LED display module described in two or more, said two or above described passive type circular polarization 3D LED display module are connected by cascade and/or parallel way.
LED driver 40 is connected with 3D LED display 30, is driven controlling to the duty of the plurality of LED pixel lamp, so that 3D LED display 30 shows two width 3D separation pictures after described circular polarizing disk array separates by input 3D synthesis picture signal.
Memory module 50 is used for storing 3D film source and write 3D player program.
Pattern process module 60 is connected with LED driver 40 and memory module 50 respectively, by running described 3D player program, described 3D film source real-time coding is processed into described 3D synthesis picture signal.
In a particular application, every frame image signal of 3D film source all includes being arranged above and below or two pictures the most differentiated of left-right situs, and described 3D player program can exchange the location of pixels shared by said two picture.
In a particular application, memory module 50 is physical store dish, and pattern process module 60 is GPU graphic process unit.
Fig. 6 is the structured flowchart of the passive type circular polarization 3D LED display system that the embodiment of the present invention provides.
As shown in Figure 6, the passive type circular polarization 3D LED display system that the present embodiment provides, including the passive type circular polarization 3D LED display device shown in graphics terminal 70, monitor 80, circular polarization glasses 90 and Fig. 4, except that, memory module 50 and pattern process module 60 terminal 70 that can be processed is replaced.
Graphics terminal 70 is connected with described passive type circular polarization 3D LED display device, storage inside has 3D film source and 3D player, provides 3D to synthesize picture signal by run that described 3D film source real-time coding is processed into described 3D synthesis picture signal by described 3D player program for LED driver 40.
In a particular application, graphics terminal 70 can be the PC with display screen, smart mobile phone or panel computer.
In the present embodiment, graphics terminal 70 is host computer.
Monitor 80 is connected the duty to described passive type circular polarization 3D LED display system and is monitored and shows with host computer 70.
Circular polarization glasses 90 match with described passive type circular polarization 3D LED display system.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all any amendment, equivalent and improvement etc. made within the spirit and principles in the present invention, should be included within the scope of the present invention.
Claims (10)
1. a passive type circular polarization 3D LED display module, including being array by multiple LED pixel lamps
The LED pixel lamp array that arrangement is constituted, it is characterised in that described passive type circular polarization 3D LED display
Module also includes the circular polarizing disk being arranged on the exiting surface of described passive type circular polarization 3D LED display module
Array, described circular polarizing disk array includes being made up of Left-hand circular polarization sheet and right-hand circular polarization sheet and many with described
Multiple circular polarizing disks that individual LED pixel lamp quantity is equal；
In described circular polarizing disk array, Left-hand circular polarization sheet and right-hand circular polarization sheet the most alternately set
Putting and rotation direction with the circular polarizing disk in a line is identical, the line number of described circular polarizing disk array is even number；
Or, Left-hand circular polarization sheet and right-hand circular polarization sheet are arranged alternately and circle in same row in a column direction
Polarizer rotation direction is identical, and the columns of described circular polarizing disk array is even number；
Or, Left-hand circular polarization sheet and right-hand circular polarization sheet are expert at and are all arranged alternately and adjacent circle on column direction
The rotation direction of polarizer is different, and line number and the columns of described circular polarizing disk array are even number.
2. the passive type circular polarization 3D LED display module as described in right 1, it is characterised in that described
LED pixel lamp array and described circular polarizing disk array are rectangular array.
3. the passive type circular polarization 3D LED display module as described in right 1 or 2, it is characterised in that
Described LED pixel lamp is RGB three primary colours pixel lamp.
4. a passive type circular polarization 3D LED display device, it is characterised in that described passive type circular polarization
3D LED display device includes:
By at least one passive type circular polarization 3D LED display mould as described in any one of claims 1 to 3
The 3D LED display that group is constituted；
It is connected with described 3D LED display, by input 3D synthesis picture signal to the plurality of LED
The duty of pixel lamp is driven controlling, so that described 3D LED display shows through described circular polarization
The LED driver of two width 3D separation pictures after chip arrays separation.
5. passive type circular polarization 3D LED display device as claimed in claim 4, it is characterised in that institute
State 3D LED display and passed through level by the passive type circular polarization 3D LED display module described at least two
Connection and/or parallel way are constituted.
6. the passive type circular polarization 3D LED display device as described in claim 4 or 5, it is characterised in that
Described passive type circular polarization 3D LED display device also includes:
For storing 3D film source and the memory module of write 3D player program；
It is connected with described LED driver and described memory module respectively, by running described 3D player journey
Described 3D film source real-time coding is processed into the pattern process module of described 3D synthesis picture signal by sequence.
7. passive type circular polarization 3D LED display device as claimed in claim 6, it is characterised in that institute
Stating memory module is physical storage disk, and described pattern process module is GPU graphic process unit.
8. a passive type circular polarization 3D LED display system, it is characterised in that described system includes:
Passive type circular polarization 3D LED display device as described in any one of claim 4 or 5；
Being connected with described passive type circular polarization 3D LED display device, storage inside has 3D film source and 3D
Player, is processed into described 3D by running described 3D player program by described 3D film source real-time coding
The graphics terminal for described LED driver offer 3D synthesis picture signal of synthesis picture signal.
9. passive type circular polarization 3D LED display system as claimed in claim 8, it is characterised in that institute
Stating graphics terminal is the PC with display screen, smart mobile phone or panel computer；
Or described graphics terminal is host computer, corresponding, described system also includes and described computer
Main frame connects the monitor that the duty to described system is monitored and shows.
10. passive type circular polarization 3D LED display system as claimed in claim 8 or 9, it is characterised in that
Described system also includes supporting circular polarization glasses.
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| CN201610339368.XA CN105933696A (en) | 2016-05-20 | 2016-05-20 | Passive circular polarization 3D LED display screen module, passive circular polarization 3D LED display device and passive circular polarization 3D LED display system |
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Application publication date: 20160907 |