CN107515474A - Autostereoscopic display method, apparatus and stereoscopic display device - Google Patents
Autostereoscopic display method, apparatus and stereoscopic display device Download PDFInfo
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- CN107515474A CN107515474A CN201710870112.6A CN201710870112A CN107515474A CN 107515474 A CN107515474 A CN 107515474A CN 201710870112 A CN201710870112 A CN 201710870112A CN 107515474 A CN107515474 A CN 107515474A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/26—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
- G02B30/27—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving lenticular arrays
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/0093—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for monitoring data relating to the user, e.g. head-tracking, eye-tracking
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
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- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
The embodiment of the present invention provides a kind of autostereoscopic display method, apparatus and stereoscopic display device, is related to stereo display technique field.Autostereoscopic display method includes：The eye for obtaining human eye moves information data；Information data is moved according to the eye, obtains the positional information of blinkpunkt of the human eye on the stereoscopic display device；Viewing area is determined by the positional information of the blinkpunkt；Information data and preset calibrations file are moved according to the eye, calculates the parameter of liquid crystal grating in the viewing area；By the voltage of viewing area described in the state modulator of the liquid crystal grating, stereo-picture is shown in the viewing area.Information data is moved by the eye for the eyes for obtaining beholder, 3D rendering is shown in corresponding viewing area, and move information data for the eye of beholder, calculate the parameter for the optimal liquid crystal grating of the beholder, and obtain corresponding voltage, the 3D effect of viewing area is controlled, improves display effect.
Description
Technical field
The present invention relates to stereo display technique field, in particular to a kind of autostereoscopic display method, apparatus and stands
Body display device.
Background technology
The generation of stereoscopic vision is due to that the left eye of people and right eye receive the image from different angle, and the brain through people melts
Close and form the things with stereovision and depth perception.The 3D for pursuing more and more higher quality is always the objective of the struggle of the mankind.Post is saturating
Mirror technology is more paid close attention to because the advantages of high transmission rate is much better than disparity barrier technology by market.At present, post lens are stood
The display pattern of body display device is more single, that is, is only able to display 2D or 3D rendering, and display location is also compared fixation, required simultaneously
Beholder could appreciate preferable 3D image quality in optimal viewing areas, and visual angle is also influenceed by Lenticular screen parameter.
The content of the invention
In view of this, the purpose of the embodiment of the present invention is to provide a kind of autostereoscopic display method, apparatus and solid is aobvious
Show equipment, information data is moved by the eye for obtaining human eye, is shown around the blinkpunkt of user and is best suitable for customer location and eye
The 3D rendering of feature.
The embodiment of the present invention provides a kind of autostereoscopic display method, applied to stereoscopic display device, the stereoscopic display
Equipment includes multiple viewing areas, and methods described includes：The eye for obtaining human eye moves information data；Information Number is moved according to the eye
According to the positional information of blinkpunkt of the acquisition human eye on the stereoscopic display device；Positional information by the blinkpunkt is true
Determine viewing area；Information data and preset calibrations file are moved according to the eye, calculates liquid crystal grating in the viewing area
Parameter；By the voltage of viewing area described in the state modulator of the liquid crystal grating, stereo-picture is shown in the viewing area.
Preferably, the eye for obtaining user moves information data, including：Eye image is obtained, is obtained according to eye image
The eye moves information data；The eye, which moves information data, includes pupil size, interpupillary distance, pupil and the stereoscopic display device
Distance, and the human eye pupil obtained by the eye image and default corneal plane coordinate system is mapped to corneal plane
Position coordinates.
Preferably, the preset calibrations file includes：Human eye relative to the stereoscopic display device different spatial
Relation corresponding with the parameter of liquid crystal grating, and the pupil size of human eye and interpupillary distance pass corresponding with the parameter of liquid crystal grating
System, the parameter of the liquid crystal grating include pitch, the angle of liquid crystal grating.
Preferably, information data and preset calibrations file are moved according to the eye, calculates liquid crystal light in the viewing area
The step of parameter of grid, includes：Information data is moved according to the eye, obtains space of the human eye relative to the stereoscopic display device
Position, according to preset calibrations file, obtain the parameter of initial liquid crystal grating；The eye is moved to the pupil of the human eye in information data
Size and interpupillary distance are made comparisons with the pupil size and interpupillary distance of the human eye in the preset calibrations file, and with reference to described
Initial liquid crystal grating parameter, obtain the parameter of optimal liquid crystal grating.
Preferably, the viewing area is：Centered on the blinkpunkt, along the display plane of the stereoscopic display device
Lateral separation be α, fore-and-aft distance is β rectangular area；It is or default multiple in the display plane of the stereoscopic display device
One in region.
Second aspect, the embodiment of the present invention additionally provide a kind of autostereoscopic display apparatus, applied to stereoscopic display device,
The stereoscopic display device includes multiple viewing areas, and described device includes：The dynamic acquisition module of eye, the eye for obtaining human eye move
Information data；Blinkpunkt acquisition module, for moving information data according to the eye, human eye is obtained on the stereoscopic display device
Blinkpunkt positional information；Area determination module, for determining viewing area by the positional information of the blinkpunkt；Parameter
Computing module, for moving information data and preset calibrations file according to the eye, calculate liquid crystal grating in the viewing area
Parameter；Drive control module, for the voltage of viewing area described in the state modulator by the liquid crystal grating, described aobvious
Show that region shows stereo-picture.
Preferably, the eye moves acquisition module and is specifically used for：Eye image is obtained, obtaining the eye according to eye image moves
Information data；The eye, which moves information data, includes pupil size, interpupillary distance, the distance of pupil and the stereoscopic display device,
And the human eye pupil obtained by the eye image and default corneal plane coordinate system is mapped to the position of corneal plane
Coordinate.
Preferably, the preset calibrations file includes：Human eye relative to the stereoscopic display device different spatial
Relation corresponding with the parameter of liquid crystal grating, and the pupil size of human eye and interpupillary distance pass corresponding with the parameter of liquid crystal grating
System, the parameter of the liquid crystal grating include pitch, the angle of liquid crystal grating.
The third aspect, the embodiment of the present invention additionally provide a kind of stereoscopic display device, including：Display panel, the display
Panel includes multiple viewing areas；Infrared emission unit, for launching infrared light to human eye；Infrared shooting unit, for shooting
Eye image；Memory；Processor；And autostereoscopic display apparatus；The autostereoscopic display apparatus is installed on the storage
Include in device and including one or more software function modules by the computing device, the autostereoscopic display apparatus：
The dynamic acquisition module of eye, for according to eye image, the eye for obtaining human eye to move information data；Blinkpunkt acquisition module, for foundation
The eye moves information data, obtains the positional information of blinkpunkt of the human eye on the stereoscopic display device；Area determination module,
For determining viewing area by the positional information of the blinkpunkt；Parameter calculating module, for moving Information Number according to the eye
According to this and preset calibrations file, the parameter of liquid crystal grating in the viewing area is calculated；Drive control module, for by described
The voltage of viewing area described in the state modulator of liquid crystal grating, stereo-picture is shown in the viewing area.
Preferably, the display panel includes first substrate, second substrate, first orientation layer, second orientation layer, common electrical
Pole, multiple step electrodes and liquid crystal, the first substrate, the first orientation layer, the step electrode, the public electrode,
The second orientation layer and the second substrate are set gradually, and the liquid crystal is filled in public electrode and multiple ladder electricity
Between pole；The drive control module sends control instruction, with into viewing area corresponding step electrode provide in mirror to right
Claim the square wave alternating voltage of distribution.
Compared with prior art, autostereoscopic display method, apparatus provided in an embodiment of the present invention and stereoscopic display device,
The autostereoscopic display method includes：The eye for obtaining human eye moves information data；Information data is moved according to the eye, obtains human eye
The positional information of blinkpunkt on the stereoscopic display device；Viewing area is determined by the positional information of the blinkpunkt；
Information data and preset calibrations file are moved according to the eye, calculates the parameter of liquid crystal grating in the viewing area；Pass through institute
The voltage of viewing area described in the state modulator of liquid crystal grating is stated, stereo-picture is shown in the viewing area.Seen by obtaining
The eye of the eyes for the person of seeing moves information data, 3D rendering is shown in corresponding viewing area, and move information for the eye of beholder
Data, the parameter for the optimal liquid crystal grating of the beholder is calculated, and obtain corresponding voltage, control the 3D of viewing area to imitate
Fruit, improve display effect.Because 3 d display device can realize that part viewing area shows 3D rendering, other parts are shown
Region shows 2D images, solves beholder because the single visual fatigue brought of display window；According to the position of user, display
Meet the 3D rendering of the position, solve in the prior art that optimal viewing position is fixed, the viewing in non-optimal viewing position and band
The problem of display image distortion come.
To enable the above objects, features and advantages of the present invention to become apparent, preferred embodiment cited below particularly, and coordinate
Appended accompanying drawing, is described in detail below.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is the flow chart for the autostereoscopic display method that first embodiment of the invention provides.
Mapping graph when Fig. 2 is the man-machine interaction that first embodiment of the invention provides.
Fig. 3 a and Fig. 3 b are the schematic diagram of viewing area.
Fig. 4 a are beholders relative to 3 d display device in left and right, upper and lower state when demarcate.
Fig. 4 b be beholder relative to 3 d display device in forward and backward state when demarcate.
Fig. 5 is the structural representation of the step electrode for the stereoscopic display device that first embodiment of the invention provides.
Fig. 6 is the structured flowchart for the stereoscopic display device that second embodiment of the invention provides.
Fig. 7 is the high-level schematic functional block diagram for the autostereoscopic display apparatus that second embodiment of the invention provides.
Fig. 8 is the structural representation for the display panel that second embodiment of the invention provides.
Icon：10- stereoscopic display devices；101- memories；102- storage controls；103- processors；104- peripheral hardwares connect
Mouthful；106- drive circuits；106- infrared emission units；107- infrared shooting units；200- autostereoscopic display apparatus；201- eyes
Dynamic acquisition module；202- blinkpunkt acquisition modules；203- area determination modules；204- parameter calculating modules；205- drive controls
Module；30- pupils；40- corneal planes；501- first substrates；502- first orientation layers；503- step electrodes；600- liquid crystal；
701- second substrates；702- second orientation layers；703- public electrodes.
Embodiment
Below in conjunction with accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Ground describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Generally exist
The component of the embodiment of the present invention described and illustrated in accompanying drawing can be configured to arrange and design with a variety of herein.Cause
This, the detailed description of the embodiments of the invention to providing in the accompanying drawings is not intended to limit claimed invention below
Scope, but it is merely representative of the selected embodiment of the present invention.Based on embodiments of the invention, those skilled in the art are not doing
The every other embodiment obtained on the premise of going out creative work, belongs to the scope of protection of the invention.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.Meanwhile the present invention's
In description, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that instruction or hint relative importance.
First embodiment
Fig. 1 is refer to, is the flow chart for the autostereoscopic display method that first embodiment of the invention provides.The present embodiment carries
, can be according to the sight of beholder, in stereoscopic display device applied to stereoscopic display device for a kind of autostereoscopic display method
Corresponding region shows stereo-picture, keeps 2D images in other regions, also directed to different user, shows optimal stereogram
Picture.It should be noted that autostereoscopic display method of the present invention not using Fig. 1 and particular order as described below as
Limitation.It should be appreciated that in other embodiments, the order of autostereoscopic display method which part step of the present invention can
It is actually needed and is exchanged with each other with basis, or part steps therein can also be omitted or deleted.It is referring to Fig. 1, described automatic
Stereo display method includes：
Step S1, the eye for obtaining human eye move information data.
Specifically, needing to obtain the eye image of beholder, then obtain the eye according to eye image and move information data, institute
Stating the dynamic information data of eye includes pupil size, interpupillary distance, the distance of pupil and the stereoscopic display device, and by described
The human eye pupil that eye image and default corneal plane coordinate system obtain is mapped to the position coordinates of corneal plane.Eye image
Acquisition modes can be shot by camera, such as infrared camera.
Step S2, information data is moved according to the eye, obtains the position of blinkpunkt of the human eye on the stereoscopic display device
Confidence ceases.
Specifically, after being opened after the eye control function of stereoscopic display device, eye image is shot first, by and to people
Eye pattern picture is handled.As shown in Fig. 2 when position different on the screen of people's eye fixation stereoscopic display device 10, through processing
The position of eye image pupil be different, the pupil 30 that can obtain human eye by analysis is mapped to the mapping of corneal plane
Point moves in corneal plane 40, while blinkpunkt of the human eye on stereoscopic display device 10 also moves.Wherein, corneal plane
For the eyeball surface of human eye to be mapped to a two dimensional surface of predeterminated position according to eye image.The pupil of human eye is mapped to
Blinkpunkt of the mapping point and human eye of corneal plane 40 in equipment to be operated realizes calibration one by one by concluding, counting calculating,
And calculated by counting, the pupil 30 that can obtain human eye is mapped to the position of corneal plane 40 and human eye is set in stereoscopic display
The corresponding relation of blinkpunkt position on standby 10, wherein, corresponding relation can be formula or function etc..After being calibrated, obtain
Eye image, and eye image is handled, the position that human eye pupil 30 is mapped to corneal plane 40 is obtained, is closed according to corresponding
It is that can acquisition human eye watches dot position information attentively on stereoscopic display device 10.
Step S3, viewing area is determined by the positional information of the blinkpunkt.
Fig. 3 a are refer to, the advance can of screen of stereoscopic display equipment is divided into multiple viewing areas, such as region I-VIII
Eight regions, when the positional information by blinkpunkt, which obtains blinkpunkt, is located at VI region, then VI region is the user
Viewing area corresponding to blinkpunkt, i.e. user are just being look at VI region this moment.3b is refer to, is obtained by the positional information of blinkpunkt
When the position arrived is O points, the lateral separation along the display plane of the stereoscopic display device 10 is α, and fore-and-aft distance is β rectangle
Region is viewing area corresponding to user's blinkpunkt.
Step S4, information data and preset calibrations file are moved according to the eye, calculates liquid crystal light in the viewing area
The parameter of grid.
Preset calibrations file includes different spatial and liquid crystal grating of the human eye relative to the stereoscopic display device 10
Parameter corresponding to relation, and the pupil size of human eye and interpupillary distance relation corresponding with the parameter of liquid crystal grating, the liquid
The parameter of brilliant grating includes pitch, the angle of liquid crystal grating.
Such as Fig. 4 a and Fig. 4 b, beholder be located relative to stereoscopic display device 10 around, upper and lower different spaces position
When putting, the parameter of liquid crystal grating is adjusted, find out 3D effect it is optimal when liquid crystal grating parameter, and demarcated, deposited
Storage.When demarcation, eye image can be gathered, and record the pupil size and pupil distance of the human eye of the beholder demarcated
From.
Information data is moved according to the eye that step S1 is obtained, sky of the human eye relative to the stereoscopic display device 10 can be obtained
Between position, according in preset calibrations file when beholder is in different spatial liquid crystal grating parameter, can obtain initial
The parameter of liquid crystal grating.Because the step S1 eyes obtained move the pupil size of beholder and interpupillary distance in information data and preset
The pupil size of the beholder demarcated in demarcating file is different with interpupillary distance, then needs to move the eye in information data
Human eye pupil size and interpupillary distance and the preset calibrations file in human eye pupil size and interpupillary distance make ratio
Compared with its difference is finely adjusted to the initial liquid crystal grating parameter, obtains the parameter of optimal liquid crystal grating.
Step S5, by the voltage of viewing area described in the state modulator of the liquid crystal grating, show in the viewing area
Show stereo-picture.
Fig. 5 is refer to, is the structural representation of the step electrode of 3 d display device.3 d display device includes display surface
Plate, display panel include step electrode and liquid crystal, and the operation principle of 3 d display device is exactly to be directed to people using display panel
Left eye and right eye produce the image of different angle, and the things with stereovision and depth perception is formed after the brain fusion of people.Should
Display panel includes A, B, C, D, E, F6 viewing areas, and when needing a-quadrant to provide 3D rendering, step electrode is centered on A4
Point, there is provided square wave alternating voltage, voltage swing meet 0=V4 ＜ V3=V5 ＜ V2=V6 ＜ V1=V7, make positioned at A1 to A7's
Viewing area is in post lens state, to left eye and the image for having eye to provide different angle of user, realizes the stereoscopic display of image.
Second embodiment
Fig. 6 is refer to, is the structured flowchart for the stereoscopic display device that second embodiment of the invention provides.The stereoscopic display
Equipment 10 may be, but not limited to, the liquid crystal displays such as the display of desktop computer, TV.It is described in the embodiment of the present invention
Autostereoscopic display apparatus 200 can be mounted to the application program (Application, APP) of stereoscopic display device 10.It is described
Stereoscopic display device 10 also includes memory 101, storage control 102, processor 103, Peripheral Interface 104, drive circuit
105th, infrared emission unit 106 and infrared shooting unit 107.
The memory 101, storage control 102, processor 103, Peripheral Interface 104, drive circuit 105, infrared hair
Unit 106 and infrared shooting unit 107 are penetrated, each element is directly or indirectly electrically connected between each other, to realize data
Transmission or interaction.It is electrically connected with for example, these elements can be realized by one or more communication bus or signal wire between each other.
It is described to answer stereoscopic display device 10 storage is stored in the form of software or firmware (firmware) including at least one
In device 101 or the software function module that is solidificated in the operating system (operating system, OS) of the electronic equipment 10.
The processor 103 is used to perform the executable module stored in memory 101, for example, the autostereoscopic display apparatus 200
Including software function module or computer program.
Processor 103 is probably a kind of IC chip, has the disposal ability of signal.Above-mentioned processor 103 can
To be general processor, including central processing unit (Central Processing Unit, abbreviation CPU), network processing unit
(Network Processor, abbreviation NP) etc.；Can also be digital signal processor (DSP), application specific integrated circuit (ASIC),
Ready-made programmable gate array (FPGA) either other PLDs, discrete gate or transistor logic, discrete hard
Part component.It can realize or perform disclosed each method, step and the logic diagram in the embodiment of the present invention.General processor
Can be microprocessor or the processor 103 can also be any conventional processor etc..
Various input/output devices are coupled to processor 103 and memory 101 by the Peripheral Interface 104.At some
In embodiment, Peripheral Interface 104, processor 103 and storage control 102 can be realized in one single chip.Other one
In a little examples, they can be realized by independent chip respectively.
Stereoscopic display device 10 includes display panel, and the drive circuit 105 is used for the electrode for controlling display panel
Voltage, display panel is set to carry out the switching of 2D/3D images.
The infrared emission unit 106, for launching infrared light to human eye, so as to form the anti-of high brightness in corneal plane
Exit point.Infrared shooting unit 107, for shooting eye image.
It refer to Fig. 7, the high-level schematic functional block diagram for the autostereoscopic display apparatus 200 that second embodiment of the invention provides.
The autostereoscopic display apparatus 200 include eye move acquisition module 201, blinkpunkt acquisition module 202, area determination module 203,
Parameter calculating module 204 and drive control module 205.
The eye moves acquisition module 201, and the eye for obtaining human eye moves information data.Specifically, need to obtain beholder
Eye image, then obtain the eye according to eye image and move information data, the eye, which moves information data, includes pupil size, pupil
Pitch-row is from, pupil with a distance from the stereoscopic display device 10, and passing through the eye image and default corneal plane is sat
The human eye pupil that mark system obtains is mapped to the position coordinates of corneal plane.In the present embodiment, infrared emission unit 106 is sent out to human eye
Infrared light is penetrated, then infrared shooting unit 107 shoots eye image.The eye, which moves acquisition module 201, can perform automatic stereo
Step S1 in display methods.
Blinkpunkt acquisition module 202, for moving information data according to the eye, human eye is obtained in the stereoscopic display device
The positional information of blinkpunkt on 10.In the present embodiment, the blinkpunkt acquisition module 202 can perform autostereoscopic display side
Step S2 in method.
Area determination module 203, for determining viewing area by the positional information of the blinkpunkt.
The advance can of screen of stereoscopic display equipment is divided into multiple viewing areas, is obtained when by the positional information of blinkpunkt
When being located in one of region to blinkpunkt, then the region is viewing area corresponding to user's blinkpunkt.It is it can be possible that logical
The positional information for crossing blinkpunkt finds corresponding point on a display panel, centered on the point, along the stereoscopic display device 10
The lateral separation of display plane be α, fore-and-aft distance is that β rectangular area is viewing area corresponding to user's blinkpunkt.This
In embodiment, the area determination module 203 can perform the step S3 in autostereoscopic display method.
Parameter calculating module 204, for moving information data and preset calibrations file according to the eye, calculate the display
The parameter of liquid crystal grating in region.
Preset calibrations file includes different spatial and liquid crystal grating of the human eye relative to the stereoscopic display device 10
Parameter corresponding to relation, and the pupil size of human eye and interpupillary distance relation corresponding with the parameter of liquid crystal grating, the liquid
The parameter of brilliant grating includes pitch, the angle of liquid crystal grating.
Beholder be located relative to stereoscopic display device 10 around, upper and lower different spatial when, to liquid crystal light
The parameter of grid is adjusted, find out 3D effect it is optimal when liquid crystal grating parameter, and demarcated, stored.Demarcation when
Wait, eye image can be gathered, and record the pupil size and interpupillary distance of the human eye of the beholder demarcated.Move and adopt according to eye
Collect the eye that module 201 obtains and move information data, locus of the human eye relative to the stereoscopic display device 10 can be obtained, according to
According in preset calibrations file when beholder is in different spatial liquid crystal grating parameter, initial liquid crystal grating can be obtained
Parameter.Due to eye move the acquisition of acquisition module 201 eye move in information data the pupil size of beholder and interpupillary distance with it is default
The pupil size of the beholder demarcated in demarcating file is different with interpupillary distance, then needs to move the eye in information data
Human eye pupil size and interpupillary distance and the preset calibrations file in human eye pupil size and interpupillary distance make ratio
Compared with its difference is finely adjusted to the initial liquid crystal grating parameter, obtains the parameter of optimal liquid crystal grating.The embodiment of the present invention
In, the parameter calculating module 204 can perform the step S4 in autostereoscopic display method.
Drive control module 205, for the voltage of viewing area described in the state modulator by the liquid crystal grating, in institute
State viewing area and show stereo-picture.In the embodiment of the present invention, the drive control module 205 can perform autostereoscopic display
Step S5 in method.
Fig. 8 is refer to, is the structural representation for the display panel that second embodiment of the invention provides.3 d display device bag
Display panel is included, the display panel includes first substrate 501, second substrate 701, first orientation layer 502, second orientation layer
702nd, public electrode 703, multiple step electrodes 503 and liquid crystal 600, the first substrate 501, the first orientation layer 502, institute
State step electrode 503, the public electrode 703, the second orientation layer 702 and the second substrate 701 to set gradually, institute
Liquid crystal 600 is stated to be filled between public electrode 703 and multiple step electrodes 503.Drive circuit 105 can control ladder electric
The voltage of pole 503, the arrangement of liquid crystal 600 is further controlled, display panel is played a part of post lens, such as Fig. 8, is shown in figure
After the step electrode 503 on the right side of panel adds voltage, liquid crystal 600 under the influence of electric fields, deflects, because the electricity applied
Specular distribution is pressed, voltage is progressive incremental from center to both sides, eventually forms 3D lens.Drive circuit 105 does not receive drive
The instruction of dynamic control module 205, does not apply voltage in the left side of display panel, and liquid crystal 600 does not change, forms 2D and shows.
Referring again to Fig. 5, the display panel includes A, B, C, D, E, F6 viewing areas, when needing a-quadrant as 3D
During lens, the point centered on A4 of step electrode 503, there is provided square wave alternating voltage, voltage swing meet 0=V4 ＜ V3=V5 ＜ V2
=V6 ＜ V1=V7, it be in post lens state to make the viewing area positioned at A1 to A7, can to user left eye and have eye offer not
With the image of angle, the stereoscopic display of image is realized.
In summary, autostereoscopic display method, apparatus provided in an embodiment of the present invention and stereoscopic display device, it is described from
Dynamic stereo display method includes：The eye for obtaining human eye moves information data；Information data is moved according to the eye, obtains human eye described
The positional information of blinkpunkt on stereoscopic display device；Viewing area is determined by the positional information of the blinkpunkt；According to institute
State eye and move information data and preset calibrations file, calculate the parameter of liquid crystal grating in the viewing area；Pass through the liquid crystal
The voltage of viewing area described in the state modulator of grating, stereo-picture is shown in the viewing area.By obtaining beholder's
The eyes of eyes moves information data, shows 3D rendering in corresponding viewing area, and the position for beholder, pupil size and
Interpupillary distance, the parameter for the optimal liquid crystal grating of the beholder is calculated, and obtain corresponding voltage, control viewing area
3D effect, improve display effect.Because 3 d display device can realize that part viewing area shows 3D rendering, other parts
Viewing area shows 2D images, solves beholder because the single visual fatigue brought of display window；The position of foundation user,
Display meets the 3D rendering of the position, solves in the prior art that optimal viewing position is fixed, and is watched in non-optimal viewing position
And bring display image distortion the problem of.
In several embodiments provided herein, it should be understood that disclosed apparatus and method, can also pass through
Other modes are realized.Device embodiment described above is only schematical, for example, flow chart and block diagram in accompanying drawing
Show the device of multiple embodiments according to the present invention, method and computer program product architectural framework in the cards,
Function and operation.At this point, each square frame in flow chart or block diagram can represent the one of a module, program segment or code
Part, a part for the module, program segment or code include one or more and are used to realize holding for defined logic function
Row instruction.It should also be noted that at some as in the implementation replaced, the function that is marked in square frame can also with different from
The order marked in accompanying drawing occurs.For example, two continuous square frames can essentially perform substantially in parallel, they are sometimes
It can perform in the opposite order, this is depending on involved function.It is it is also noted that every in block diagram and/or flow chart
The combination of individual square frame and block diagram and/or the square frame in flow chart, function or the special base of action as defined in performing can be used
Realize, or can be realized with the combination of specialized hardware and computer instruction in the system of hardware.
In addition, each functional module in each embodiment of the present invention can integrate to form an independent portion
Point or modules individualism, can also two or more modules be integrated to form an independent part.
If the function is realized in the form of software function module and is used as independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially in other words
The part to be contributed to prior art or the part of the technical scheme can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, including some instructions are causing a computer equipment (can be
People's computer, server, or network equipment etc.) perform all or part of step of each embodiment methods described of the present invention.
And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.Need
Illustrate, herein, such as first and second or the like relational terms be used merely to by an entity or operation with
Another entity or operation make a distinction, and not necessarily require or imply between these entities or operation any this reality be present
The relation or order on border.Moreover, term " comprising ", "comprising" or its any other variant are intended to the bag of nonexcludability
Contain, so that process, method, article or equipment including a series of elements not only include those key elements, but also including
The other element being not expressly set out, or also include for this process, method, article or the intrinsic key element of equipment.
In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including the key element
Process, method, other identical element also be present in article or equipment.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.It should be noted that：Similar label and letter exists
Similar terms is represented in following accompanying drawing, therefore, once being defined in a certain Xiang Yi accompanying drawing, is then not required in subsequent accompanying drawing
It is further defined and explained.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (10)
1. a kind of autostereoscopic display method, applied to stereoscopic display device, the stereoscopic display device includes multiple viewing areas
Domain, it is characterised in that methods described includes：
The eye for obtaining human eye moves information data；
Information data is moved according to the eye, obtains the positional information of blinkpunkt of the human eye on the stereoscopic display device；
Viewing area is determined by the positional information of the blinkpunkt；
Information data and preset calibrations file are moved according to the eye, calculates the parameter of liquid crystal grating in the viewing area；
By the voltage of viewing area described in the state modulator of the liquid crystal grating, stereo-picture is shown in the viewing area.
2. autostereoscopic display method according to claim 1, it is characterised in that the eye for obtaining user moves Information Number
According to, including：
Eye image is obtained, obtaining the eye according to eye image moves information data；
The eye, which moves information data, includes pupil size, interpupillary distance, the distance of pupil and the stereoscopic display device, Yi Jitong
Cross the position coordinates that the human eye pupil that the eye image and default corneal plane coordinate system obtain is mapped to corneal plane.
3. autostereoscopic display method according to claim 2, it is characterised in that the preset calibrations file includes：People
Eye is relative to the different spatial of the stereoscopic display device and the corresponding relation of the parameter of liquid crystal grating, and the pupil of human eye
Size and interpupillary distance relation corresponding with the parameter of liquid crystal grating, the parameter of the liquid crystal grating include the section of liquid crystal grating
Away from, angle.
4. autostereoscopic display method according to claim 3, it is characterised in that according to the eye move information data and
Preset calibrations file, the step of calculating the parameter of liquid crystal grating in the viewing area, include：
Information data is moved according to the eye, obtains locus of the human eye relative to the stereoscopic display device, according to pre- bidding
Determine file, obtain the parameter of initial liquid crystal grating；
The eye is moved to the pupil size and interpupillary distance and the human eye in the preset calibrations file of the human eye in information data
Pupil size and interpupillary distance make comparisons, and with reference to the initial liquid crystal grating parameter, obtain the parameter of optimal liquid crystal grating.
5. autostereoscopic display method according to claim 1, it is characterised in that the viewing area is：
Centered on the blinkpunkt, the lateral separation along the display plane of the stereoscopic display device is α, fore-and-aft distance β
Rectangular area；Or one in the display plane of the stereoscopic display device in default multiple regions.
6. a kind of autostereoscopic display apparatus, applied to stereoscopic display device, the stereoscopic display device includes multiple viewing areas
Domain, it is characterised in that described device includes：
The dynamic acquisition module of eye, the eye for obtaining human eye move information data；
Blinkpunkt acquisition module, for moving information data according to the eye, obtain note of the human eye on the stereoscopic display device
The positional information of viewpoint；
Area determination module, for determining viewing area by the positional information of the blinkpunkt；
Parameter calculating module, for moving information data and preset calibrations file according to the eye, calculate in the viewing area
The parameter of liquid crystal grating；
Drive control module, for the voltage of viewing area described in the state modulator by the liquid crystal grating, in the display
Region shows stereo-picture.
7. autostereoscopic display apparatus according to claim 6, it is characterised in that the eye moves acquisition module and specifically used
In：Eye image is obtained, obtaining the eye according to eye image moves information data；
The eye, which moves information data, includes pupil size, interpupillary distance, the distance of pupil and the stereoscopic display device, Yi Jitong
Cross the position coordinates that the human eye pupil that the eye image and default corneal plane coordinate system obtain is mapped to corneal plane.
8. autostereoscopic display apparatus according to claim 7, it is characterised in that the preset calibrations file includes：People
Eye is relative to the different spatial of the stereoscopic display device and the corresponding relation of the parameter of liquid crystal grating, and the pupil of human eye
Size and interpupillary distance relation corresponding with the parameter of liquid crystal grating, the parameter of the liquid crystal grating include the section of liquid crystal grating
Away from, angle.
A kind of 9. stereoscopic display device, it is characterised in that including：
Display panel, the display panel include multiple viewing areas；
Infrared emission unit, for launching infrared light to human eye；
Infrared shooting unit, for shooting eye image；
Memory；
Processor；And
Autostereoscopic display apparatus；
The autostereoscopic display apparatus is installed in the memory and including one or more by the computing device
Software function module, the autostereoscopic display apparatus include：
The dynamic acquisition module of eye, for according to eye image, the eye for obtaining human eye to move information data；
Blinkpunkt acquisition module, for moving information data according to the eye, obtain note of the human eye on the stereoscopic display device
The positional information of viewpoint；
Area determination module, for determining viewing area by the positional information of the blinkpunkt；
Parameter calculating module, for moving information data and preset calibrations file according to the eye, calculate in the viewing area
The parameter of liquid crystal grating；
Drive control module, for the voltage of viewing area described in the state modulator by the liquid crystal grating, in the display
Region shows stereo-picture.
10. stereoscopic display device according to claim 9, it is characterised in that the display panel includes first substrate, the
Two substrates, first orientation layer, second orientation layer, public electrode, multiple step electrodes and liquid crystal, the first substrate, described
One oriented layer, the step electrode, the public electrode, the second orientation layer and the second substrate are set gradually, institute
Liquid crystal is stated to be filled between public electrode and multiple step electrodes；
The drive control module sends control instruction, with into viewing area corresponding step electrode provide in mirror symmetry point
The square wave alternating voltage of cloth.
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| CN201710870112.6A CN107515474B (en) | 2017-09-22 | 2017-09-22 | Automatic stereo display method and device and stereo display equipment |
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