CN106292093A - Stereoscopic display unit, system and driving voltage control method - Google Patents
Stereoscopic display unit, system and driving voltage control method Download PDFInfo
- Publication number
- CN106292093A CN106292093A CN201610983220.XA CN201610983220A CN106292093A CN 106292093 A CN106292093 A CN 106292093A CN 201610983220 A CN201610983220 A CN 201610983220A CN 106292093 A CN106292093 A CN 106292093A
- Authority
- CN
- China
- Prior art keywords
- electrode
- unit
- voltage
- driving voltage
- substrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Geometry (AREA)
- Liquid Crystal (AREA)
Abstract
The invention provides a kind of stereoscopic display unit, system and driving voltage control method, belong to field of stereoscopic display, stereoscopic display unit includes first substrate, second substrate, the first electrode, the second electrode and liquid crystal material, first substrate and second substrate are oppositely arranged, first electrode is arranged on the first substrate side near second substrate, second electrode is arranged on the second substrate side near first substrate, and liquid crystal material is arranged between the first electrode and the second electrode.Second electrode is independent of each other multiple strip electrodes that are that be arranged in parallel in a first direction and that extend in a second direction, and each strip electrode is by independent electrode connecting line supply driving voltage, and the first electrode and reference voltage end connect.Relative to prior art, liquid crystal material index distribution can be changed by changing the driving voltage of strip electrode, and then change the face type of stereo display.
Description
Technical field
The present invention relates to field of stereoscopic display, adjust in particular to a kind of stereoscopic display unit, system and driving voltage
Joint method.
Background technology
Existing stereoscopic display unit mostly is liquid crystal lens, and it is driven by fixing voltage, and liquid crystal lens shows in solid
When showing, in its liquid crystal material, the index distribution of liquid crystal molecule will not change so that stereo display face type is fixed.
In actual use, when user deviates normal viewing location and is positioned at the left side or the right of screen, from screen
On the right side of Mu or left side is launched and enters light and lens principal axis departure degree maximum, the stereoscopic image meeting that human eye is seen of human eye
Produce bigger crosstalk.Only when user concentrates on screen centre position towards 3 d display device and binocular, just can see
Preferably display effect, but when the left and right of user's view screen, if stereoscopic image has bigger parallax and also can produce ghost image, shadow
Ring display effect.
Summary of the invention
It is an object of the invention to provide a kind of stereoscopic display unit, system, it is possible to changed by regulation driving voltage
The index distribution of liquid crystal molecule in liquid crystal material, widens the visual angle of stereos copic viewing, to reach the display effect of preset standard.
Another object of the present invention is to provide a kind of driving voltage control method, it is possible to drive according to feature locations coupling
Voltage also exports to stereoscopic display unit, to change the face type of stereo display.
Embodiments of the invention are achieved in that
First aspect, embodiments provides a kind of stereoscopic display unit, is applied to three-dimensional display system, described vertical
Body display system includes voltage drive unit；Described stereoscopic display unit include first substrate, second substrate, the first electrode,
Two electrodes and liquid crystal material, described first substrate is oppositely arranged with described second substrate, and described first electrode is arranged at described
One substrate is towards the side of described second substrate, and described second electrode is arranged at described second substrate towards described first substrate
Side, described liquid crystal material is arranged between described first electrode and described second electrode, described second electrode and described voltage
Driver element electrically connect, described second electrode be arranged in parallel in a first direction and extend in a second direction independent of one another
Multiple strip electrodes, each described strip electrode is electrically connected with described voltage drive unit by independent electrode connecting line, institute
Stating the first electrode to be connected with reference voltage end, described voltage drive unit is for driving electricity to the input of each described strip electrode
Pressure.
In preferred embodiment of the present invention, described second electrode be divided in said first direction first area,
Two regions and the 3rd region, be positioned at the multiple described strip electrode of described first area with described first area centrage as axle
Symmetrical, the strip electrode of the symmetric position being positioned at centrage both sides, described first area is supplied by described voltage drive unit
With identical driving voltage, it is positioned at each described strip electrode in described second area and described 3rd region by described electricity
Pressure driver element is provided with independent driving voltage.
In preferred embodiment of the present invention, described liquid crystal material is divided into multiple lenticule list in said first direction
Unit, the described strip electrode of each described lenticule unit correspondence predetermined number, under conventional stereo display surface type state, each
The described monosymmetric described strip electrode of lenticule unit center line is provided with identical driving by described voltage drive unit
Voltage.
In preferred embodiment of the present invention, under conventional stereo display surface type state, each described lenticule unit pair
The driving voltage that the described strip electrode of the predetermined number answered is received, subtracts to centrage successively from these lenticule unit two ends
Little.
In preferred embodiment of the present invention, described predetermined number is at least 7.
Second aspect, the embodiment of the present invention also provides for a kind of three-dimensional display system, and it includes voltage drive unit and as above
Described stereoscopic display unit, described voltage drive unit electrically connects with described second electrode.
In preferred embodiment of the present invention, described three-dimensional display system also includes flat display unit, and described plane shows
Show that unit is arranged at described second substrate away from described first substrate side, the parallel imaging light of described flat display unit output
Incident away from described first substrate side from described second substrate, sequentially pass through described liquid crystal material and go out with described first substrate
Penetrate.
In preferred embodiment of the present invention, described three-dimensional display system also includes biological signal collecting unit, described life
Thing signal gathering unit and the electrical connection of described voltage drive unit；
Described biological signal collecting unit is used for gathering biological characteristic signal, according to described biological characteristic signal acquisition feature
Positional information, and described feature locations information is sent to described voltage drive unit；
Described voltage drive unit is for inputting with described to each described strip electrode according to described feature locations information
The driving voltage of feature locations information matches.
The third aspect, the embodiment of the present invention also provides for a kind of driving voltage control method, and described method includes:
Obtain feature locations information；
Find the driving voltage value mated with presently described feature locations in a lookup table；
According to the driving voltage value outputting drive voltage matched to each described strip electrode；
Whether judging characteristic position changes, and when described feature locations changes, then performs described acquisition successively
Feature locations information, finds the driving voltage value mated with presently described feature locations, in a lookup table according to matched
The step of driving voltage value outputting drive voltage extremely each described strip electrode.
In preferred embodiment of the present invention, before described acquisition feature locations information, also include:
Obtain multiple feature locations to be measured；
According to presetting method obtain each feature locations to be measured optimal drive voltage, will each feature locations to be measured with this
The optimal drive voltage correspondence that feature locations to be measured is corresponding is stored in described look-up table；
Described presetting method includes:
Obtain the driving voltage of the multiple adaptations corresponding with described feature locations to be measured；
Driving voltage according to each described adaptation goes to drive the second electrode, corresponding to form the driving voltage of each adaptation
Display effect；
When the display effect that the driving voltage of described adaptation is corresponding meets preset standard, described preset standard will be met
The driving voltage of the adaptation that display effect is corresponding is set to the optimal drive voltage of described feature locations to be measured.
The stereoscopic display unit of present invention offer and system, be provided with the first electrode and by be arrangeding in parallel in a first direction
And the second electrode of independent of each other multiple strip electrodes composition of extending in a second direction, give every by voltage drive unit
Individual strip electrode all passes through independent electrode connecting line input driving voltage, then the first electrode is connected to reference voltage end, can be
Give the electric potential difference that the liquid crystal material being arranged between the first electrode and the second electrode is different on first direction, and then change liquid crystal material
Material index distribution in a first direction.Compared to prior art, the driving voltage control method that the present invention provides can root
According to different feature locations information, change the driving voltage of voltage drive unit output extremely each strip electrode, and then change
The face type of stereo display, to reach intended stereo display effect.
Other features and advantages of the present invention will subsequently description illustrate, and, part from description
Become apparent, or can understand by implementing the embodiment of the present invention.The purpose of the present invention and other advantages can be passed through
Structure specifically noted in description, claims and the accompanying drawing write realizes and obtains.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below by embodiment required use attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, and it is right to be therefore not construed as
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to this
A little accompanying drawings obtain other relevant accompanying drawings.
The structural representation of the stereoscopic display unit that Fig. 1 provides for first embodiment of the invention；
The structural representation of the three-dimensional display system that Fig. 2 provides for first embodiment of the invention；
With stereoscopic display unit electricity relevant portion in the three-dimensional display system that Fig. 3 provides for first embodiment of the invention
Structural representation；
The simple surface structure schematic diagram of the three-dimensional display system that Fig. 4 provides for first embodiment of the invention；
The three-dimensional display system that Fig. 5 provides for first embodiment of the invention light channel structure signal under plane display pattern
Figure；
The three-dimensional display system that Fig. 6 provides for first embodiment of the invention is under stereoscopic display mode, and user is positioned at display
Part light channel structure schematic diagram time in the middle of region；
The three-dimensional display system that Fig. 7 provides for first embodiment of the invention is under stereoscopic display mode, and user is positioned at display
Part light channel structure schematic diagram time on the left of region；
The driving voltage control method flow chart that Fig. 8 provides for first embodiment of the invention；
The look-up table Establishing process figure that Fig. 9 provides for first embodiment of the invention；
The presetting method flow chart that Figure 10 provides for first embodiment of the invention；
The structural representation of the three-dimensional display system that Figure 11 provides for second embodiment of the invention.
Icon: 100-stereoscopic display unit；110-first substrate；120-second substrate；130-the first electrode；140-second
Electrode；150-lenticule unit；200-flat display unit；210-the 3rd substrate；220-tetrabasal；230-the first polarisation
Sheet；240-the second polaroid；300-back light unit；400-voltage drive unit；500-biological signal collecting unit；1000-stands
Body display system.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The a part of embodiment of the present invention rather than whole embodiments.Generally implement with the present invention illustrated described in accompanying drawing herein
The assembly of example can be arranged with various different configurations and design.
Therefore, detailed description to the embodiments of the invention provided in the accompanying drawings is not intended to limit claimed below
The scope of the present invention, but be merely representative of the selected embodiment of the present invention.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under not making creative work premise, broadly falls into the model of present invention protection
Enclose.
It should also be noted that similar label and letter represent similar terms, therefore, the most a certain Xiang Yi in following accompanying drawing
Individual accompanying drawing is defined, then need not it be defined further and explains in accompanying drawing subsequently.
In describing the invention, " in ", " on ", D score, "left", "right", " vertically ", " flat it should be noted that term
OK ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, or this
The orientation usually put or position relationship when bright product uses, be for only for ease of the description present invention and simplifying describe rather than
Instruction or hint indication device or element must have specific orientation, with specific azimuth configuration and operation, therefore can not
It is interpreted as limitation of the present invention.Describe additionally, term " first ", " second ", " the 3rd ", " the 4th " etc. are only used for distinguishing, and
It is not intended that instruction or hint relative importance.
Additionally, the term such as term " level ", " vertically ", " vertically ", " orthogonal " be not offered as requiring parts abswolute level or
Vertically, but can be slightly tilted.As " level " only refers to for its direction relatively " vertically " more level, it it is not expression
This structure must be perfectly level, but can be slightly tilted.
In describing the invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " arrange ",
" install ", " being connected ", " connection ", " being provided with " should be interpreted broadly, and connect for example, it may be fixing, it is also possible to be detachably to connect
Connect, or be integrally connected；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to by middle matchmaker
Jie is indirectly connected to, and can be the connection of two element internals.For the ordinary skill in the art, can be with concrete condition
Understand above-mentioned term concrete meaning in the present invention.
First embodiment
Refer to Fig. 1, the present embodiment provides a kind of stereoscopic display unit 100, and it includes first substrate 110, second substrate
120, first electrode the 130, second electrode 140 and liquid crystal material.First substrate 110 and second substrate 120 are oppositely arranged, the first electricity
Pole 130 is arranged at the first substrate 110 side towards second substrate 120, the second electrode 140 be arranged at second substrate 120 towards
The side of first substrate 110.Liquid crystal material is arranged between the first electrode 130 and the second electrode 140, and liquid crystal material can be regarded as
It is made up of multiple lenticule unit 150 on first direction.
First electrode 130 is whole electrode, and the second electrode 140 is for that be arranged in parallel in a first direction and in second direction
Multiple strip electrodes of upper extension.In the present embodiment, the second electrode 140 is multiple parallel to each other, width and interval phase respectively
Deng strip electrode, first direction is vertical with second direction, and the plane that constitutes of first direction and second direction with incide the
The parallel imaging light direction of two substrates 120 is vertical.
Refer to Fig. 2, the present embodiment also provides for a kind of three-dimensional display system 1000, and its optical texture includes stereo display list
Unit 100, flat display unit 200 and back light unit 300.Flat display unit 200 is arranged at second substrate 120 away from the first base
Plate 110 side, back light unit 300 is arranged at flat display unit 200 away from stereoscopic display unit 100 side.
Flat display unit 200 includes the 3rd substrate 210, tetrabasal the 220, first polaroid 230 and the second polaroid
240, the 3rd substrate 210 and tetrabasal 220 are oppositely arranged, and tetrabasal 220 is arranged on the 3rd substrate 210 away from described solid
The side of display unit 100, the first polaroid 230 is arranged at the 3rd substrate 210 near the side of stereoscopic display unit 100, and
Two polaroids 240 are arranged at the tetrabasal 220 side away from the 3rd substrate 210.In the present embodiment, the first polaroid 230
The orthogonal setting of polarization direction with the second polaroid 240.
Back light unit 300 is arranged at flat display unit 200 away from stereoscopic display unit 100 side.Particularly, plane is worked as
When display unit 200 has self-luminous characteristic, three-dimensional display system 1000 need not back light unit 300.
In the present embodiment, the material of the first electrode 130 and the second electrode 140 can be transparent conducting glass, as ITO conducts electricity
Glass；The material of first substrate 110, second substrate the 120, the 3rd substrate 210 and tetrabasal 220 can be glass or other are soft
Property transparent base.When being embodied as the scheme that the present embodiment is provided, flat display unit 200 and stereoscopic display unit 100
Typically it is pasted together by full laminating type.
Refer to Fig. 3, in the three-dimensional display system 1000 that the present embodiment provides, relevant to stereoscopic display unit 100
Electricity structure part includes voltage drive unit 400 and biological signal collecting unit 500.First electrode 130 and reference voltage end
VrefBeing connected, each strip electrode of the second electrode 140 is electrically connected with voltage drive unit 400 by independent electrode connecting line, raw
Thing signal gathering unit 500 electrically connects with voltage drive unit 400.
Biological signal collecting unit 500 is used for gathering biological characteristic signal, according to described biological characteristic signal acquisition feature
Positional information, and described feature locations information is sent to voltage drive unit 400.Voltage drive unit 400 is for according to institute
State the feature locations information driving voltage to the input of each strip electrode with described feature locations information matches.
In the present embodiment, biological characteristic signal can be understood as the position of human eye, and biological signal collecting unit 500 is permissible
It is the device such as photographic head for eye tracking, and joins infrared LED light filling.
In the present embodiment, the strip electrode of the corresponding predetermined number of each lenticule unit 150, described predetermined number is at least
It is advisable for 7.For any one lenticule unit 150, in the case of its openings of sizes is fixing, the institute of corresponding strip electrode
Stating predetermined number the most, the distribution gradient of driving voltage is the least, lenticule unit 150 variations in refractive index in a first direction
The most continuous, refractive index distribution curve is the most smooth, more presses close to the lenticule face type needed for preset standard, can bring more preferably
Display effect.Described openings of sizes refers to the width of each lenticule unit 150, the bar of the most corresponding predetermined number
The most left electrode and the center distance of the rightest electrode in shape electrode.As a example by Fig. 3, corresponding 7 the bar shaped electricity of lenticule unit 150
Pole, under conventional stereo display surface type state, in a lenticule unit 150, with lenticule unit 150 centrage lateral symmetry
Strip electrode be provided with identical driving voltage by voltage drive unit 400, and driving voltage is from this lenticule unit 150 liang
End is sequentially reduced to centrage, such as V1=V7>V2=V6>V3=V5>V4, the now liquid crystal molecule in this lenticule unit 150
Refractive index be the trend of gradual change to both sides from lenticular center, the lenticule unit of conventional stereo display surface type can be obtained
150。
Fig. 4 is user when watching, the simple expression of the surface structure of the three-dimensional display system 1000 that the present embodiment provides.When
After biological signal collecting unit 500 collects the position of human eye, the position of human eye is converted into voltage drive unit 400 can locate
The feature locations information of reason, and described feature locations information is sent to voltage drive unit 400, now voltage drive unit
The driving electricity of 400 strip electrodes that can adjust the output to each lenticule unit 150 correspondence according to described feature locations information
Pressure, the face type of lenticule unit 150 changes therewith.
Refer to Fig. 5, the three-dimensional display system 1000 that the present embodiment provides is under plane display mode state, from the back of the body
The directional light that light unit 300 sends impinges perpendicularly on the second polaroid 240, and sequentially passes through the second polaroid the 240, the 4th base
Plate the 220, the 3rd substrate 210 and the first polaroid 230, form parallel imaging light and impinge perpendicularly on second substrate 120.Now
Voltage drive unit 400 is input to voltage and the reference voltage V of each strip electroderefIdentical, the i.e. first electrode 130 and second
Between electrode 140, potential-free is poor, then the liquid crystal molecule in liquid crystal material is not by electricity between the first electrode 130 and the second electrode 140
The impact of field, remains in that the initial orientation of liquid crystal molecule, i.e. refractive index homogeneity distribution.Now, stereoscopic display unit 100 is the most right
The parallel imaging light direction incided on second substrate 120 is modulated.Generally, reference voltage end VrefGround connection, its electricity
Gesture is considered as 0, now by cutting off the voltage drive unit 400 power supply to the second electrode 140, can realize plane and show.
The present embodiment provide three-dimensional display system 1000 under stereoscopic display mode duty, stereoscopic display unit
In 100,150 types of lenticule unit are with the position change of human eye.According to the observation habit of user, the present embodiment is respectively from two
The position that the frequency of occurrences is higher is introduced, and what kind of change is the face type of lenticule unit 150 carried out according to the position of human eye.
Refer to Fig. 6, when the position of human eye is positioned in the middle of three-dimensional display system 1000 viewing area, be positioned at liquid crystal material
The lenticule unit 150 in centre position is conventional stereo display surface type, i.e. this lenticule unit 150 centrage lateral symmetry position
Corresponding strip electrode driving voltage is identical, and driving voltage is sequentially reduced from two lateral centerlines.It is positioned at liquid crystal material edge
The face type of the lenticule unit 150 of (left side, right side) position creates change, and its lens principal axis deviate from α angle to zone line,
If a width of W in viewing area of whole three-dimensional display system 1000, the viewing distance of human eye to first substrate 110 is L, then α=
arctan(W/2L).To marginal position in the middle of three-dimensional display system 1000 viewing area, the lens of each lenticule unit 150
Main shaft increases successively with the deviation angle of normal, and the refraction angle through the light of stereoscopic display unit 100 increases the most successively.
Refer to Fig. 7, when the position of human eye is positioned at three-dimensional display system 1000 viewing area left side edge, be positioned at liquid crystal
The lenticule unit 150 of material left side edge position is conventional stereo display surface type, i.e. these lenticule unit 150 centrage both sides
Strip electrode driving voltage corresponding to symmetric position is identical, and driving voltage is sequentially reduced from two lateral centerlines.It is positioned at solid
The face type of the lenticule unit 150 in centre position, display system 1000 viewing area creates change, and its lens principal axis is to the left
Offset by α angle, α=arctan (W/2L)；It is positioned at the lenticule list of right side edge position, three-dimensional display system 1000 viewing area
The face type of unit 150 creates significant change, and its lens principal axis offset by β angle, β=arctan (W/L) to the left.From liquid crystal material
Left side edge is to right side edge position, and the lens principal axis of each lenticule unit 150 increases successively with the deviation angle of normal, warp
The refraction angle of the light crossing stereoscopic display unit 100 increases the most successively.
When the position of human eye is positioned at three-dimensional display system 1000 viewing area right side edge, the refractive index of liquid crystal material is divided
Cloth change with above-mentioned be positioned at three-dimensional display system 1000 viewing area left side edge time contrary.
It is understood that the three-dimensional display system 1000 that the present embodiment provides exists from Fig. 6, Fig. 7 and described above
Under stereoscopic display mode duty, in stereoscopic display unit 100 the lens principal axis direction of each lenticule unit 150 all the time with people
Eye keeps consistent to the direction of visual lines of this lenticule unit 150 or becomes less angle, now it is believed that this stereo display effect
Fruit meets preset standard, and this preset standard i.e. can be regarded as optimal stereo display effect.
Refer to Fig. 8, the present embodiment additionally provides one and is applied to three-dimensional display system 1000 under stereoscopic display mode,
The driving voltage control method of voltage drive unit 400, the method includes:
Step S110: obtain feature locations information；
Described feature locations information can be understood as or the positional information of approximation identical with the position of human eye, and bio signal is adopted
Collection unit 500 collects the biological information i.e. position of human eye, then by the position of described human eye and the spy of storage in look-up table
Levy position to compare, search out identical with the position of presently described human eye or immediate feature locations, and by described Q-character
Put transmission and be i.e. regarded as described spy to voltage drive unit 400, the described feature locations that now voltage drive unit 400 obtains
Levy positional information.
Step S120: find the driving voltage value mated with presently described feature locations in a lookup table；
Described look-up table (Look up table) includes the most multiple feature locations and organizes driving voltage value more,
I.e. each feature locations information is to there being one group of driving voltage value, makes voltage drive unit 400 obtain a feature locations
During information, the most exportable matched driving voltage.It should be noted that often group driving voltage value includes multiple driving voltage
Value, in the present embodiment, each driving voltage value corresponds to a strip electrode.
Step S130: according to each bar shaped of the driving voltage value outputting drive voltage matched to the second electrode 140
Electrode, obtains the stereo display effect needed；
Voltage drive unit 400 is every according to the driving voltage value outputting drive voltage matched to the second electrode 140
Individual strip electrode, to change the face type of lenticule unit 150 so that when the pupil of user is positioned at current signature position, energy
Watch preferable stereo display effect in the larger context, i.e. make above-mentioned three-dimensional display system 1000 possess broader
Stereos copic viewing visual angle.
Step S140: whether judging characteristic position changes,
If described feature locations changes, then return and perform step S110；
If described feature locations does not changes, then the driving voltage matched described in holding.
Refer to Fig. 9, before step S110, also include the step setting up described look-up table, described look-up table of setting up
Step includes:
Step S210: obtain multiple feature locations to be measured；
Described feature locations to be measured is it is to be understood that emulate the feature locations being likely to occur drawn；
Step S220: obtain the optimal drive voltage of each feature locations to be measured according to presetting method, by each spy to be measured
Levy that the position optimal drive voltage corresponding with this feature locations to be measured is corresponding to be stored in described look-up table；
Refer to Figure 10, described presetting method includes:
Step S310: obtain the driving voltage of the multiple adaptations corresponding with described feature locations to be measured；
The driving voltage of described adaptation can be by setting up lenticule unit 150 lens principal axis deviation angle and driving voltage
Function, calculates the driving voltage value of each strip electrode corresponding to each described lens principal axis deviation angle, then calculates many
The lenticule unit 150 lens principal axis deviation angle that individual feature locations to be measured is corresponding, can draw corresponding with feature locations to be measured
Adaptive driving voltage；
Step S320: go to drive the second electrode 140 according to the driving voltage of each described adaptation, to form each adaptation
The display effect that driving voltage is corresponding；
Step S330: when the display effect that the driving voltage of described adaptation is corresponding meets preset standard, will meet described
Adaptive driving voltage corresponding to the display effect of preset standard is set to the optimal drive voltage of described feature locations to be measured；
Wherein, described preset standard can according to user need arrange.
Stereoscopic display unit 100, three-dimensional display system 1000 and the driving voltage control method that the present embodiment provides, passes through
Biological signal collecting unit 500 following calculation obtains active user's location information, and the look-up table to voltage from position
The optimal drive voltage of middle acquisition current location, exports each strip electrode of the second electrode 140 by voltage, for micro-
The face type of mirror unit 150 is corrected, and makes the lens principal axis of lenticule unit 150 gradually tilt to user's direction of visual lines, overcomes
Because of the problem of focal plane misaligned generation spherical aberration when paraxial rays and distal shaft rays pass through lens sphere, when alleviating viewing stereoscopic image
The crosstalk produced.Regulate stereo display face type by the instant tracking to position of human eye, compare the liquid crystal lens of stationary plane type
For 3 d display device, the three-dimensional display system 1000 that the present embodiment provides can be watched the most vertical in the larger context
Body display effect, thus possess broader perspective view.
Second embodiment
Refer to Figure 11, the present embodiment provides a kind of stereoscopic display unit 100, is applied to three-dimensional display system 1000, this
Stereoscopic display unit 100 in embodiment the different of maximum compared with first embodiment of the invention are, are existed by the second electrode 140
It is divided into first area, second area and the 3rd region on first direction, is positioned at multiple strip electrodes of described first area
It is distributed for axial symmetry with described first area centrage, is positioned at the bar shaped electricity of the symmetric position of centrage both sides, described first area
Pole is provided with identical driving voltage by voltage drive unit 400.Particularly, in the present embodiment, it is positioned at described first area
In interior each lenticule unit 150, pass through with the strip electrode that the centrage of each lenticule unit 150 is distributed for axial symmetry
Voltage drive unit 400 is provided with identical driving voltage.When the quantity of the lenticule unit 150 in described first area is odd number
Time, the centrage of described first area overlaps with the centrage of some lenticule unit 150；Micro-when in described first area
When the quantity of lens unit 150 is even number, i.e. a kind of situation shown in the present embodiment accompanying drawing 11, in described first area
The centrage weight of that total strip electrode that heart line is corresponding with two lenticule unit 150 near described centrage
Close.It is positioned at each described strip electrode in described second area and described 3rd region by independent electrode connecting line and voltage
Driver element 400 is connected.The most corresponding three-dimensional display system 1000 viewing area in described first area, second area and the 3rd region
The centre in territory, left side and right side.The width in described first area, second area and the 3rd region can be carried out according to different demands
Adjust, be only the technical scheme for clearer description the present embodiment shown in the present embodiment accompanying drawing, not to described firstth district
The width in territory, second area and the 3rd region produces and limits, the most not to described first area, second area and the 3rd region
The quantity of interior each self-contained lenticule unit 150 and the sum of strip electrode produce and limit.
The symmetrical contact conductor of lenticule unit 150 in first area is linked together, to the bar in this region
Shape electrode applies the lenticule unit 150 symmetrical driving voltage of centrage, in each lenticule unit 150, from center
Extrorse voltage, according to graded, makes the lenticule unit 150 in this region present the lens face type of routine.
According to the use habit of most of users, before in general the eyes of people are positioned at the centre of stereoscopic display unit 100
Orientation is put.When biological signal collecting unit 500 detects that the position of human eye is positioned at i.e. first area, centre, viewing area, right
The lenticule unit 150 in region, left and right carries out face type correction, and the driving voltage in zone line is kept constant；When detecting
When the position of human eye is i.e. positioned at outside first area beyond the centre position of viewing area, do not carry out the school of liquid crystal microlens face type
Just.
The scheme that the present embodiment provides is for first embodiment of the invention, and advantage is totally to need driving of output
Dynamic voltage amount reduces, and the quantity of the electrode connecting line of needs also reduces, and the response process of customer location is become simpler, only
Need to judge whether user is positioned at the output controlling driving voltage in the middle of viewing area, the stereo display viewing of routine can be met
Demand.
In sum, the stereoscopic display unit of present invention offer and system, it is provided with the first electrode and by a first direction
On be arranged in parallel and extend in a second direction independent of each other multiple strip electrodes composition the second electrode, driven by voltage
Moving cell inputs driving voltage by independent electrode connecting line to each strip electrode, then is connected to by the first electrode with reference to electricity
Pressure side, can give the electric potential difference that the liquid crystal material being arranged between the first electrode and the second electrode is different in a first direction, and then
Change liquid crystal material index distribution in a first direction.Compared to prior art, the driving voltage regulation that the present invention provides
Method can change voltage drive unit output electric to the driving of each strip electrode according to different feature locations information
Pressure, and then change the face type of stereo display, to reach intended stereo display effect.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, that is made any repaiies
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a stereoscopic display unit, it is characterised in that be applied to three-dimensional display system, described three-dimensional display system includes voltage
Driver element；Described stereoscopic display unit includes first substrate, second substrate, the first electrode, the second electrode and liquid crystal material, institute
Stating first substrate to be oppositely arranged with described second substrate, described first electrode is arranged at described first substrate towards described second base
The side of plate, described second electrode is arranged at the described second substrate side towards described first substrate, and described liquid crystal material sets
Being placed between described first electrode and described second electrode, described second electrode electrically connects with described voltage drive unit, described
Second electrode is independent of each other multiple strip electrodes that are that be arranged in parallel in a first direction and that extend in a second direction, each
Described strip electrode is electrically connected with described voltage drive unit by independent electrode connecting line, described first electrode and reference voltage
End connects, and described voltage drive unit is for inputting driving voltage to each described strip electrode.
Stereoscopic display unit the most according to claim 1, it is characterised in that described second electrode is in said first direction
It is divided into first area, second area and the 3rd region, is positioned at the multiple described strip electrode of described first area with described
First area centrage is axial symmetry distribution, and the strip electrode of the symmetric position being positioned at centrage both sides, described first area passes through
Described voltage drive unit is provided with identical driving voltage, is positioned at each described of described second area and described 3rd region
Strip electrode is provided with independent driving voltage by described voltage drive unit.
Stereoscopic display unit the most according to claim 1, it is characterised in that described liquid crystal material is in said first direction
Being divided into multiple lenticule unit, the described strip electrode of each described lenticule unit correspondence predetermined number, at conventional stereo
Under display surface type state, each described monosymmetric described strip electrode of lenticule unit center line is driven by described voltage
Unit is provided with identical driving voltage.
Stereoscopic display unit the most according to claim 3, it is characterised in that under conventional stereo display surface type state, often
The driving voltage that the described strip electrode of the predetermined number that individual described lenticule unit is corresponding is received, from this lenticule unit two
End is sequentially reduced to centrage.
Stereoscopic display unit the most according to claim 3, it is characterised in that described predetermined number is at least 7.
6. a three-dimensional display system, it is characterised in that include voltage drive unit and as any one of claim 1 to 5 institute
The stereoscopic display unit stated, described voltage drive unit electrically connects with described second electrode.
Three-dimensional display system the most according to claim 6, it is characterised in that also include flat display unit, described plane
Display unit is arranged at described second substrate away from described first substrate side, the parallel imaging of described flat display unit output
Light is incident away from described first substrate side from described second substrate, sequentially passes through described liquid crystal material and goes out with described first substrate
Penetrate.
Three-dimensional display system the most according to claim 6, it is characterised in that also include biological signal collecting unit, described
Biological signal collecting unit and the electrical connection of described voltage drive unit；
Described biological signal collecting unit is used for gathering biological characteristic signal, according to described biological characteristic signal acquisition feature locations
Information, and described feature locations information is sent to described voltage drive unit；
Described voltage drive unit is for giving the input of each described strip electrode and described feature according to described feature locations information
The driving voltage of positional information coupling.
9. a driving voltage control method, it is characterised in that described method includes:
Obtain feature locations information；
Find the driving voltage value mated with presently described feature locations in a lookup table；
According to the driving voltage value outputting drive voltage matched to each described strip electrode；
Whether judging characteristic position changes, and when described feature locations changes, then performs described acquisition feature successively
Positional information, finds the driving voltage value mated with presently described feature locations in a lookup table, according to the driving matched
The step of magnitude of voltage outputting drive voltage extremely each described strip electrode.
Driving voltage control method the most according to claim 9, it is characterised in that described acquisition feature locations information it
Before, also include:
Obtain multiple feature locations to be measured；
The optimal drive voltage of each feature locations to be measured is obtained, by be measured with this for each feature locations to be measured according to presetting method
The optimal drive voltage correspondence that feature locations is corresponding is stored in described look-up table；
Described presetting method includes:
Obtain the driving voltage of the multiple adaptations corresponding with described feature locations to be measured；
Driving voltage according to each described adaptation goes to drive the second electrode, to form corresponding the showing of the driving voltage of each adaptation
Show effect；
When the display effect that the driving voltage of described adaptation is corresponding meets preset standard, the display of described preset standard will be met
The driving voltage of the adaptation that effect is corresponding is set to the optimal drive voltage of described feature locations to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610983220.XA CN106292093A (en) | 2016-11-09 | 2016-11-09 | Stereoscopic display unit, system and driving voltage control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610983220.XA CN106292093A (en) | 2016-11-09 | 2016-11-09 | Stereoscopic display unit, system and driving voltage control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106292093A true CN106292093A (en) | 2017-01-04 |
Family
ID=57721066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610983220.XA Pending CN106292093A (en) | 2016-11-09 | 2016-11-09 | Stereoscopic display unit, system and driving voltage control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106292093A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108540791A (en) * | 2018-04-25 | 2018-09-14 | 京东方科技集团股份有限公司 | A kind of dual view display method and device |
| CN110007474A (en) * | 2019-03-25 | 2019-07-12 | 苏州科技大学 | A kind of electric-controlled type solid 3D Grating Film |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070165145A1 (en) * | 2006-01-19 | 2007-07-19 | Sanyo Epson Imaging Devices Corporation | Electro-optical apparatus and electronic equipment |
| US20090213147A1 (en) * | 2008-02-21 | 2009-08-27 | Sharp Kabushiki Kaisha | Single view display |
| CN102238402A (en) * | 2010-04-21 | 2011-11-09 | 乐金显示有限公司 | Apparatus and method for driving liquid crystal display device |
| CN103576408A (en) * | 2012-08-01 | 2014-02-12 | 株式会社日本显示器 | Stereoscopic display apparatus |
| CN103901678A (en) * | 2012-12-26 | 2014-07-02 | 乐金显示有限公司 | Apparatus for displaying a hologram |
| CN104122718A (en) * | 2014-07-18 | 2014-10-29 | 深圳超多维光电子有限公司 | Liquid crystal lens and stereo display device |
| CN105049832A (en) * | 2014-04-24 | 2015-11-11 | Nlt科技股份有限公司 | Stereoscopic image display device, stereoscopic image display method, and stereoscopic image display program |
-
2016
- 2016-11-09 CN CN201610983220.XA patent/CN106292093A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070165145A1 (en) * | 2006-01-19 | 2007-07-19 | Sanyo Epson Imaging Devices Corporation | Electro-optical apparatus and electronic equipment |
| US20090213147A1 (en) * | 2008-02-21 | 2009-08-27 | Sharp Kabushiki Kaisha | Single view display |
| CN102238402A (en) * | 2010-04-21 | 2011-11-09 | 乐金显示有限公司 | Apparatus and method for driving liquid crystal display device |
| CN103576408A (en) * | 2012-08-01 | 2014-02-12 | 株式会社日本显示器 | Stereoscopic display apparatus |
| CN103901678A (en) * | 2012-12-26 | 2014-07-02 | 乐金显示有限公司 | Apparatus for displaying a hologram |
| CN105049832A (en) * | 2014-04-24 | 2015-11-11 | Nlt科技股份有限公司 | Stereoscopic image display device, stereoscopic image display method, and stereoscopic image display program |
| CN104122718A (en) * | 2014-07-18 | 2014-10-29 | 深圳超多维光电子有限公司 | Liquid crystal lens and stereo display device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108540791A (en) * | 2018-04-25 | 2018-09-14 | 京东方科技集团股份有限公司 | A kind of dual view display method and device |
| US11385520B2 (en) | 2018-04-25 | 2022-07-12 | Boe Technology Group Co., Ltd. | Dual-view display method and device, and non-transitory computer readable storage medium |
| CN110007474A (en) * | 2019-03-25 | 2019-07-12 | 苏州科技大学 | A kind of electric-controlled type solid 3D Grating Film |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7397444B2 (en) | 2D/3D convertible display | |
| US7486341B2 (en) | Head mounted display with eye accommodation having 3-D image producing system consisting of, for each eye, one single planar display screen, one single planar tunable focus LC micro-lens array, one single planar black mask and bias lens | |
| CN107783304B (en) | Display device and driving method of display device | |
| US20230341693A1 (en) | Virtual reality and augmented reality systems with dynamic vision correction | |
| CN201251647Y (en) | Head-mounted display | |
| CN102346307B (en) | Stereoscopic display | |
| CN105629469B (en) | Head-mounted display apparatus based on liquid crystal lens array | |
| US8773600B2 (en) | Liquid crystal lens and display device | |
| WO2017181590A1 (en) | Display device and display method | |
| US20030063186A1 (en) | 2D/3D convertible display | |
| US20160131918A1 (en) | Stereoscopic imaging apparatus and method, and display | |
| US10148942B2 (en) | Mirror display system | |
| US9651792B2 (en) | Image display apparatus | |
| CN105408815A (en) | Methods and apparatus for focus improvement in multiple liquid crystal cell lenses | |
| CN102341743A (en) | Stereoscopic image display device | |
| WO2012001891A1 (en) | Optical device | |
| CN107884940A (en) | Display module, head-mounted display apparatus and image stereo display method | |
| US20160132163A1 (en) | Touch module and mobile terminal | |
| CN102116989A (en) | Electrically driven liquid crystal lens and stereoscopic display device thereof | |
| US20130169704A1 (en) | Image display apparatus | |
| CN203522943U (en) | Image collecting device and 3D display system | |
| CN104698647B (en) | liquid crystal display device and its control method | |
| CN108051927A (en) | A kind of 3D display device | |
| JP2013137454A5 (en) | ||
| CN109669277A (en) | Active matric focusing eyeglass and the focus-adjustable glasses with the eyeglass |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170104 |
|
| RJ01 | Rejection of invention patent application after publication |