CN106101690A - The method that the high frame of a kind of three-dimensional shows - Google Patents
The method that the high frame of a kind of three-dimensional shows Download PDFInfo
- Publication number
- CN106101690A CN106101690A CN201610547151.8A CN201610547151A CN106101690A CN 106101690 A CN106101690 A CN 106101690A CN 201610547151 A CN201610547151 A CN 201610547151A CN 106101690 A CN106101690 A CN 106101690A
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- Prior art keywords
- led
- display screen
- pixel
- dimensional
- shows
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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
- H04N13/398—Synchronisation thereof; Control thereof
-
- 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
- H04N13/302—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
Abstract
The invention discloses the method that the high frame of a kind of three-dimensional shows, belong to electronic display technology field, concrete scheme is that the two-sided display screen using motor to control to be made up of formed symmetrical LED rotates, and Single-chip Controlling is lighted through the LED of pixel, it is achieved the image revolving refreshing two frames that turn around shows.Show compared to conventional three-dimensional, can stably show actual bore hole 3D effect by 360 ° of space omnidirectionals；And can be by the pixel of many times of rotational display self LED quantity；Rotate a circle refreshing 2 frames, motor speed can be made to reduce half, reduce energy consumption and device loss；Or under same rotational speed, number of image frames is doubled, improve the quality of display image.
Description
Technical field
The invention belongs to electronic display technology field, be specifically related to the two-sided formed symmetrical LED display of a kind of use and improve
View-based access control model persists the method that the high frame of three-dimensional of principle shows and reduces required motor rotating speed.
Background technology
The development of Display Technique is the most gradually not content with plane and is shown, towards 3D, development on all fronts, presently the most commonly uses
3D Display Technique is that 3D based on human eye parallax simulation effect shows, it needs the technical equipment of extremely specialty, i.e. when shooting
Simulation human eye parallax two parts of films of shooting, make eyes accept two parts of signals respectively by 3D glasses in display process, thus watch
To there being relief picture, this 3 D displaying method requires the auxiliary equipments such as beholder's wearing spectacles or limits viewing angle
The shortcoming of degree.
Bore hole 3D is still in development, and 3D based on human eye parallax display needs could see with angle in fixing position
Seeing, the deviation of position can cause 3D effect to rapidly disappear.This extenal fixation space array formula arrangement LED 3D display mode by
Mutually block between light emitting pixel, crosstalk, the shortcoming that there is portions of display content disappearance.
According to persistence of vision principle (Persistence of vision, POV), owing to optic nerve signals needs transmission, light
Having for human eye and certain persist the time, when the number of times that the image of continuous light on and off refreshes each second, i.e. frame number reaches the need of human eye
Asking, image can stably show.This principle is widely used in display fields such as motion picture projections, it is generally recognized that the frame of normal display
Number demand is that 24 frames are per second.Based on this, for a certain pixel, it is achieved luminous more than 24 times the most per second can be real
Now this pixel stably shows.The presentation mode main flows such as current film are 24 frames, and by comparison, frame number reaches the film of 48 frames more
Add clear and smooth, and be more suitable for 3D projection, be following developing direction.
Existing rotating LED display device based on POV principle, in each circle rotated, when LED is by the picture preset
Make it luminous during vegetarian refreshments, extinguish when leaving this pixel, then rotation is turned around and is realized pixel and refresh a frame.In which, LED in
Circumference rotates, and therefore single-chip microcomputer needs to define a starting point and starts to show successively, and this starting point can be selected with oneself, but for
It is all a fixing point for each week rotated, it is therefore desirable to connect a sensor and judge the position of starting point.The most logical
Cross motor and control LED rotation, display screen original position and rotary speed information in being rotated by sensor, thus shown
On screen, LED each moment positional information, inputs single-chip microcomputer by positional information, and it is real that single-chip microcomputer controls LED light on and off on this basis
Existing image shows, this display packing can reduce the three-dimensional information of things the most really, creates display effect true to nature.
LED based on POV principle shows that on the plane and the curved-surface display that are still concentrated mainly on linear array rotation, 3D shows still to be had
To be developed.Additionally, 24 frames per second and 48 gradually universal frames in order to meet normal display requirement show, need to drive LED
The motor high speed rotating of display arm (screen), the consumption improving meeting acceleration energy of rotating speed and the loss of device, reduce whole device
Service life, and bring certain potential safety hazard.
Summary of the invention
It is an object of the invention to provide the method that the three-dimensional high frame of a kind of rotating LED shows and reduces required rotating speed, specifically side
Case is that the two-sided display screen using motor to control to be made up of formed symmetrical LED rotates, and Single-chip Controlling is through the LED of pixel
Light, it is achieved the image revolving refreshing two frames that turn around shows.
Technical scheme is accomplished in that
The method that the high frame of a kind of three-dimensional shows, specifically comprises the following steps that
(1), according to the distribution of LED on display screen, displayable space is carried out horizontal plane radially delivery, obtain space
Pixel position；
(2), being intended to the aerial image vegetarian refreshments that 3D rendering and the step (1) of display obtain and contrast, image falls in space pixel
It is 0 on Dian, is the most then 1, the view data being input in single-chip microcomputer can be obtained；
(3), driven by motor display screen rotate, in rotary course single-chip microcomputer by sensor obtain display screen rotating speed and lead to
Spend the moment of sensing station, thus obtain the real-time position information of display screen；
(4), the view data that the display screen real time position that step (3) is obtained by single-chip microcomputer and step (2) obtain carry out right
According to, this position exists pixel and data are 0, then light the LED of correspondence once, do not light.
Further, the radial direction delivery described in step (1), specifically comprise the following steps that
1., every a line LED obtains a circular horizontal plane after rotating；
2., for the circular horizontal plane obtained after the rotation of a line LED, appoint and take on circular arc a little for delivery initial position
θ0, with direction of rotation as positive direction, it is delivery angle along positive direction Δ θ, the most each LED can get 180 °/Δ θ after rotating
Pixel, generating pixel with each LED of a line is concentric arrays；
3., each row LED generate concentric circular pixel be arranged above and below by its rotating water plane, formed three dimensions pixel
Point.
Further, step (1) described display screen is two-sided display screen, screen two sides LED can be equidistant dot matrix be distributed or
Other formed symmetrical is distributed.
Further, the display screen described in step (3) is around its middle shaft rotation.
Further, the sensor described in step (3) is infrared tube or Hall element.
Compared with prior art, this method has the advantage that
1, compared to 3D Display Technique based on human eye parallax, can stably show that actual bore hole 3D is imitated by 360 ° of space omnidirectionals
Really；
2, show compared to space array, can be by the pixel of many times of rotational display self LED quantity.
3, showing compared to existing rotating LED, rotate a circle refreshing 2 frames, motor speed can be made to reduce half, reduce energy
Consumption and device loss；Or under same rotational speed, number of image frames is doubled, improve the quality of display image.
Accompanying drawing explanation
The schematic diagram of the display screen that Fig. 1 is used by the embodiment of the present invention 1；
Wherein, round dot is LED, and display screen two sides structure is identical；
Fig. 2 is the schematic diagram of the radial direction delivery of the embodiment of the present invention 1；
Wherein, circle is display screen rotational trajectory top view, a diameter of display screen each position；
Fig. 3 is the circuit theory diagrams of the embodiment of the present invention 1；
Wherein, the circuit marked is that single-chip microcomputer inputs display information to display screen.
Detailed description of the invention
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1
The present invention provides a kind of rotating LED 3 D displaying method using two-sided formed symmetrical display screen, is mainly used in carrying
High display number of image frames and reduction required motor rotating speed.
Display screen used by this example is as it is shown in figure 1, tow sides are respectively arranged with 16 row × 32 row Matrix LED lamps, and screen is around axis
Rotating 360 degrees.Sensor used is infrared tube, is respectively the infrared launcher installed on a display screen and is arranged on monolithic
Infrared receiving device on machine.
The method that the high frame of a kind of three-dimensional shows, specifically comprises the following steps that
1, radially delivery, as shown in Figure 2: taking at installation infrared discharger is delivery initial position θ0, revolve along positive direction
Turning 5 ° is delivery angle delta θ, and each LED array point can show 36 pixels after rotating, and every a line can show 1132 pixels
Point, can show 18432 pixels altogether, considerably beyond 1024 LED used；Often rotate 180 ° of all pixels all to have
LED is by once, and the most often rotate a circle refreshable twice of pixel；
2, the aerial image vegetarian refreshments that the 3D rendering being intended to show obtains with step 1 is corresponding, and image falls on aerial image vegetarian refreshments
It is 0, is the most then 1, the view data being input in single-chip microcomputer can be obtained；
3, infrared launcher on a display screen is installed in infrared receiving device sensing, obtains display screen rotating speed and launches dress
Put (screen) by receiving device (initial delivery position θ0) moment, rotating speed understand the angle rotated after random time, from
And obtain the real-time position information of display screen；
4, the light on and off of Single-chip Controlling LED display image, displaying principle as shown in Figure 3: single-chip microcomputer obtain infrared tube input
Display screen rotating speed, after positional information, compare step 1, what 2 view data obtained judged to need on display screen to light LED
Lamp, is chosen by row, column and carries out lighting, extinguishes operation thus show image.
This example circuit device uses STC15F2K60S2 single-chip minimum system to be controlled device entirety.Basic think of
Lu Shi: load 32 one by one in four shift registers the most respectively and rank data, latches output afterwards, then goes choosing
In, to realize the display of a line.Then it is recycled for above step, realizes the display of other row successively.Row is translated by two 38
Code device adds row cutting management and control system, arranges and is controlled by four 8 595.This device uses coil form wireless power supply to be LED display
Power supply.
Claims (5)
1. the method that the high frame of three-dimensional shows, it is characterised in that specifically comprise the following steps that
(1), according to the distribution of LED on display screen, displayable space is carried out horizontal plane radially delivery, obtain space pixel
Point position；
(2), being intended to the aerial image vegetarian refreshments that 3D rendering and the step (1) of display obtain and contrast, image falls on aerial image vegetarian refreshments
It is 0, is the most then 1, the view data being input in single-chip microcomputer can be obtained；
(3), driven by motor display screen rotate, in rotary course single-chip microcomputer by sensor obtain display screen rotating speed and by biography
The moment of sensor position, thus obtain the real-time position information of display screen；
(4), the view data that obtains with step (2) of single-chip microcomputer display screen real time position that step (3) is obtained compare, should
There is pixel on position and data are 0, then light the LED of correspondence once, do not light.
The method that the high frame of a kind of three-dimensional the most as claimed in claim 1 shows, it is characterised in that the radial direction described in step (1) takes
Mould, specifically comprises the following steps that
1., every a line LED obtains a circular horizontal plane after rotating；
2., for the circular horizontal plane obtained after the rotation of a line LED, appoint and take on circular arc a little for delivery initial position θ0, with rotation
Turning direction is positive direction, is delivery angle along positive direction Δ θ, and the most each LED is available θ pixel of 180 °/Δ after rotating,
Generating pixel with each LED of a line is concentric arrays；
3., each row LED generate concentric circular pixel be arranged above and below by its rotating water plane, formed three dimensions pixel.
The method that the high frame of a kind of three-dimensional the most as claimed in claim 1 shows, it is characterised in that step (1) described display screen is
Two-sided display screen, screen two sides LED can be the distribution of equidistant dot matrix or the distribution of other formed symmetrical.
The method that the high frame of a kind of three-dimensional the most as claimed in claim 1 shows, it is characterised in that the display screen described in step (3)
Around its middle shaft rotation.
The method that the high frame of a kind of three-dimensional the most as claimed in claim 1 shows, it is characterised in that the sensor described in step (3)
For infrared tube or Hall element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610547151.8A CN106101690A (en) | 2016-07-13 | 2016-07-13 | The method that the high frame of a kind of three-dimensional shows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610547151.8A CN106101690A (en) | 2016-07-13 | 2016-07-13 | The method that the high frame of a kind of three-dimensional shows |
Publications (1)
| Publication Number | Publication Date |
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| CN106101690A true CN106101690A (en) | 2016-11-09 |
Family
ID=57219898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201610547151.8A Pending CN106101690A (en) | 2016-07-13 | 2016-07-13 | The method that the high frame of a kind of three-dimensional shows |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108196375A (en) * | 2018-01-03 | 2018-06-22 | 京东方科技集团股份有限公司 | Three-dimensional display apparatus and 3 D displaying method |
| WO2019127144A1 (en) * | 2017-12-27 | 2019-07-04 | 深圳前海达闼云端智能科技有限公司 | Holographic display system and display module |
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Application publication date: 20161109 |
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