CN106094386A - Liquid crystal lens, display device and curved-surface display method - Google Patents
Liquid crystal lens, display device and curved-surface display method Download PDFInfo
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- CN106094386A CN106094386A CN201610430739.5A CN201610430739A CN106094386A CN 106094386 A CN106094386 A CN 106094386A CN 201610430739 A CN201610430739 A CN 201610430739A CN 106094386 A CN106094386 A CN 106094386A
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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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
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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
- G02F1/1313—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 specially adapted for a particular application
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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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
Abstract
The open a kind of liquid crystal lens of the present invention, display device and curved-surface display method, relate to display field, it is possible to achieve curved-surface display, and easily fabricated, and low cost, the life-span is long, takies physical space the least simultaneously.Described liquid crystal lens is used for investing outside flat panel display device and realizes curved-surface display effect, and described liquid crystal lens includes that multiple lens unit, each lens unit include: liquid crystal layer, oriented layer, and drives the first electrode and second electrode of described liquid crystal layer；Described lens unit is driven separately, and makes the refractive index of each described lens unit along equivalence curved surface arrangement gradually become big to both sides from optimal viewing point correspondence position.
Description
Technical field
The present invention relates to display field, particularly relate to a kind of liquid crystal lens, display device and curved-surface display method.
Background technology
Current display device mostly is flat-panel display devices, owing to eyeball is spherical, viewing pure-surface display picture its
Being distortion in fact, picture dimension is the biggest the most obvious.If designing display screen according to retina crooked radian, make display screen complete
Complete parallel with retina, the most real picture can be allowed to be transferred to brain.If screen is designed as curved surface, and the radian symbol of curved surface
Close ergonomic requirements, i.e. meet the global characteristics of eyeball, it is possible to make the distance of every bit arrival eyes on screen equal, as
Shown in Fig. 1, more excellent visible angle can be realized at the right and left, eliminate the visual distortion of screen edge, make image quality more
Add uniformly, thus create the perception that nature is comfortable, picture telepresenc more true to nature, more natural, more comfortable viewing experience, more
Outstanding telepresenc.
But, if curved-surface display to be realized, for liquid crystal display product, the bending of glass substrate is relatively easy,
But the bending of backlight module is extremely difficult；Meanwhile, it is difficult to ensure that very much the brightness of each picture element is consistent after being bent by backlight module.
Further, for the most existing curved-surface display product, beholder is only positioned at ' most preferably watching a little ' and just can enjoy and most preferably regard
Feel and experience, and curved-surface display product entirety cannot against wall suspension, needs to take bigger physical space, and is using
After time is longer, portioned product stress may be concentrated and cause quality problems, and service life is short.Although OLED can be real
Existing Flexible Displays, easily realizes curved-surface display effect, but current technology is the most immature, and service life is short, and cost is high, still needs to
Explore further and development.
Summary of the invention
It is an object of the invention to provide a kind of liquid crystal lens, display device and curved-surface display method, it is possible to achieve curved surface
Display, and easily fabricated, and low cost, the life-span is long, takies physical space the least simultaneously.
To achieve these goals, the present invention provides following technical scheme:
One aspect of the present invention provides a kind of liquid crystal lens, and described liquid crystal lens is used for investing outside flat panel display device and realizes song
Face display effect, described liquid crystal lens includes that multiple lens unit, each lens unit include: liquid crystal layer, oriented layer, and drives
First electrode of dynamic described liquid crystal layer and the second electrode；Described lens unit is driven separately, and makes each of edge equivalence curved surface arrangement
The refractive index of described lens unit gradually becomes big from optimal viewing point correspondence position to both sides.
Alternatively, when described liquid crystal lens invests outside flat panel display device, a pixel pair of described flat panel display device
Answer a described lens unit；Or, the corresponding multiple described lens units of a pixel of described flat panel display device, and, right
Answer the described lens unit continuous distribution of same pixel.
Preferably, described lens unit is distributed in groups, often the corresponding equivalent curved surface of group lens unit, each equivalence curved surface
A corresponding optimal viewing point.
Alternatively, if described flat panel display device pixel corresponding described lens unit, then a neighbor
Corresponding described lens unit lays respectively at different group；If described flat panel display device pixel is corresponding multiple described
Mirror unit, the described lens unit of the most corresponding same pixel lays respectively at different group.
On the other hand, the present invention also provides for a kind of display device, including: flat panel display device, and, described in any of the above-described item
Liquid crystal lens；Described liquid crystal lens is used for investing outside described flat panel display device and realizes curved-surface display effect.
Preferably, when described display device needs to arrange N number of optimal viewing point simultaneously, N is natural number, described display device
Also including: first arranges unit, for the lens unit of described liquid crystal lens being divided into N group, and being each described optimal viewing
Point one group of lens unit of distribution；Second arranges unit, for for each optimal viewing point, according to the position of described optimal viewing point
Put and calculate the refractive index of each lens unit in corresponding group；3rd arranges unit, for for each lens unit, according to described
The refractive index of mirror unit calculates the driving voltage of described lens unit.
Preferably, described display device, also include: human eye detection device, be used for obtaining described display device and may be viewed by one
Beholder's number in the preset range of side and the position of each beholder's eyes, so that it is determined that the optimal viewing that need to arrange is counted
Mesh and position, described preset range is positioned at described display device.
Alternatively, described human eye detection device, including: photographic head, for described display device be may be viewed by the pre-of side
If scope shoots；Graphics processing unit, is connected with described photographic head, for receiving the image of described photographic head shooting, and
Therefrom identify beholder's number and the position of each beholder's eyes.
On the other hand, the present invention also provides for a kind of curved-surface display method of described display device, including: S1, basis are optimal
The position of viewing point, calculates the refractive index of each lens unit in described liquid crystal lens；S2, refractive index according to described lens unit
Calculate the driving voltage of described lens unit；S3, to described lens unit load driver voltage, simultaneously flat panel display device play
Display picture.
Preferably, when described display device needs to arrange N number of optimal viewing point simultaneously, described curved-surface display method is in step
Also include before S1: the lens unit of liquid crystal lens is divided into N group, and is each described optimal viewing point one group of lens list of distribution
Unit；And, in step S1, for each optimal viewing point, according to each lens in the position calculation correspondence group of described optimal viewing point
The refractive index of unit.
Alternatively, described N group that the lens unit of liquid crystal lens is divided into, and be each described optimal viewing point distribution one group
Before lens unit, also include: obtain beholder's number that described display device may be viewed by the preset range of side and each
The position of beholder's eyes, to determine that the optimal viewing that need to arrange is counted out and position.
A kind of liquid crystal lens, display device and the curved-surface display method that the present invention provides, this liquid crystal lens includes multiple
Mirror unit, each lens unit includes: liquid crystal layer, oriented layer, and drives the first electrode and second electrode of liquid crystal layer；This is saturating
Mirror unit is driven separately, and makes the refractive index of each described lens unit along equivalence curved surface arrangement from optimal viewing point correspondence position
Gradually become big to both sides.If different lens units apply different size of driving voltage, the liquid crystal of different lens units is inclined
Gyration can be different, thus refractive index n is different, cause by the deflection of light angle of liquid crystal lens each point outgoing different, by adjusting
Whole driving voltage, the deflection of light angle that can make display device both sides is big, and the deviation angle of intermediate rays is little, finally makes to obtain
The ray traveling optical paths of intelligent's eye is identical, forms the curved-surface display effect of equivalence, and this liquid crystal lens invests and can produce outside flat panel display device
The effect of raw curved-surface display, and, this liquid crystal lens structure is simple, and production technology can be compatible with liquid crystal panel, it is easy to manufactures,
Low cost, this liquid crystal lens need not be designed to curved simultaneously, takies physical space less, the most there is not conventional curved-surface product
The quality problems that stress is concentrated and caused.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the present invention, this
Bright schematic description and description is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is curved-surface display principle schematic；
The structural representation of the liquid crystal lens that Fig. 2 provides for the embodiment of the present invention；
The curved-surface display principle schematic of the liquid crystal lens that Fig. 3 provides for the embodiment of the present invention；
The equivalent curved-surface display index path of the liquid crystal lens that Fig. 4 provides for the embodiment of the present invention；
The principle schematic realizing many people viewing of the liquid crystal lens that Fig. 5 provides for the embodiment of the present invention；
The structured flowchart of the display device that Fig. 6 provides for the embodiment of the present invention.
Reference:
10-flat panel display device, 20-liquid crystal lens, 200-lens unit, 21-the first electrode,
22-oriented layer, 23-liquid crystal layer, 24-the second electrode, 30-equivalence curved surface,
200A-lens unit, 200B-lens unit, 31-first arranges unit,
32-second arranges unit, and 33-the 3rd arranges unit.
Detailed description of the invention
For ease of understanding, below in conjunction with Figure of description, liquid crystal lens that the embodiment of the present invention is provided, display device and
Curved-surface display method is described in detail.
The embodiment of the present invention provides a kind of liquid crystal lens 20, and as shown in Figures 2 and 3, liquid crystal lens 20 is used for investing plane
Realizing curved-surface display effect outside display device 10, liquid crystal lens 20 includes multiple lens unit 200, and (each lens unit 200 can
Regard a liquid crystal microlens as), each lens unit 200 includes: liquid crystal layer 23, oriented layer 22, and drives liquid crystal layer 23
First electrode 21 and the second electrode 24；Lens unit 200 is driven separately, and makes each lens unit 200 along equivalence curved surface arrangement
Refractive index gradually become big to both sides from an optimal viewing point correspondence position.
The liquid crystal lens 20 that the present embodiment provides, plane, invest and but can make display device outside flat panel display device 10
Reach the effect of curved-surface display.Liquid crystal lens 20 includes liquid crystal layer 23 and drives liquid crystal to realize the first of curved-surface display effect
Electrode 21 and the second electrode 24.The corresponding different refractive index of different liquid crystal deflection states, the first electrode 21 and the second electrode 24
One of them is the absolute electrode being separated from each other, and another is plate type electrode, or the first electrode 21 and the second electrode 24 are phase
The absolute electrode separated mutually, the first electrode 21 and the second electrode 24 applies suitable driving voltage, can obtain symbol in theory
Close the refractive index curve along curved surface each position smooth change of curved-surface display needs,
Liquid crystal lens 20 is divided into multiple lens unit 200, and each lens unit 200 may be independently driven, at lens list
The electrode (first electrode 21 and the second electrode 24) of unit 200 is upper loads suitable driving voltage, makes each of edge equivalence curved surface arrangement
The refractive index of lens unit 200 gradually becomes big from optimal viewing point correspondence position to both sides.As shown in Figure 4, it is shown that liquid crystal in Fig. 3
The equivalent curved surface 30 of lens 20, O is an optimal viewing point correspondence position, from the position of O mark to both sides the folding of each lens unit 200
Rate of penetrating gradually becomes big.
It is embodied as, the folding of each lens unit 200 can be calculated by the default equivalent curved surface 30 formed and most preferably watch a little
Penetrate rate, then determined, by the refractive index of each lens unit 200, the driving voltage that each lens unit 200 needs.
It should be noted that above-mentioned liquid crystal lens 20, typically along the long side direction of flat panel display device, each lens unit
The refractive index of 200 gradually becomes to both sides from center and presents greatly curved-surface display effect；It is further preferable that it may also is that both in plane
The long side direction of display device presents curved-surface display effect, simultaneously along the short side direction of flat panel display device, and each lens list
The refractive index Ye Zi center of unit 200 gradually becomes to both sides and presents greatly curved-surface display effect, and latter scheme is particularly suited for movie theatre
Deng large screen display.It will be appreciated by persons skilled in the art that the refractive index of above-mentioned each lens unit 200 gradually becomes the most not
It is confined on a direction.
The liquid crystal lens that the present embodiment provides, invests the effect that can produce curved-surface display on flat panel display device, due to this
Liquid crystal lens structure is simple, and substantially similar with liquid crystal panel structure, it is possible to use the production equipment of liquid crystal panel, therefore originally
The liquid crystal lens that embodiment provides is easily fabricated, low cost；This liquid crystal lens need not be designed to curved simultaneously, takies physics
Space is less, the most there is not conventional curved-surface product stress and concentrates and the quality problems that cause.
In the first optional embodiment of the present embodiment, when above-mentioned liquid crystal lens 20 invests outside flat panel display device,
It can be the corresponding lens unit 200 of a pixel of flat panel display device 10；Can also be the one of flat panel display device 10
The corresponding multiple lens units 200 of individual pixel, and, lens unit 200 continuous distribution of corresponding same pixel (is i.e. distributed in one
In continuum).The corresponding one or more lens units 200 of a pixel on flat panel display device 10, it is ensured that same
The emergent ray of pixel enters the eyes of beholder after one or more lens units 200 reflect, it is to avoid different pixels
Emergent ray is obscured after lens unit 200 reflects, and affects display effect.
In the optional embodiment of the second of the present embodiment, said lens unit 200 is distributed in groups, often organizes lens unit
200 corresponding equivalent curved surfaces, each corresponding optimal viewing point of equivalence curved surface, it is suitable for many people viewing, and many people locate
In most preferably watching a little, optimal viewing effect can be obtained.As it is shown in figure 5, lens unit 200 is divided into two groups, lens unit 200A
Belonging to first group of lens unit, each lens unit 200A applies suitable driving voltage, the optimal viewing point A position that its equivalence curved surface is formed
At beholder 1 place；Lens unit 200B belongs to second group of lens unit, and each lens unit 200B applies suitable driving voltage,
The optimal viewing point B that its equivalence curved surface is formed is positioned at beholder 2 place, and beholder 1 and beholder 2 can obtain optimal viewing
Experience.
It is further preferred that combine human eye Automatic Measurement Technique, first obtain beholder's number and each beholder's eyes
Position, follow-up automatically can arrange one most preferably watch a little for each beholder, make beholder can obtain optimal viewing experience.
In the third optional embodiment of the present embodiment, on the basis of the second embodiment, if above-mentioned plane
The corresponding lens unit 200 of one pixel of display device 10, then the lens unit 200 that neighbor is corresponding lays respectively at not
Same group；If flat panel display device 10 corresponding multiple lens unit 200 of pixel, the lens list of the most corresponding same pixel
Unit 200 lays respectively at different group, so ensures that beholder sees that pixel is uniformly distributed across the screen, it is possible to obtain picture
Overall impression, avoids realizing curved-surface display and losing resolution because arranging liquid crystal lens as far as possible.Under optimal cases, a pixel pair
Should multiple lens units 200, each lens unit corresponding to same pixel 200 is grouped by beholder's number, it is ensured that each beholder
The display information of each pixel can be received, make each beholder can obtain optimal viewing experience, will not be because arranging liquid crystal
Lens realize curved-surface display and lose resolution.
The liquid crystal lens that the present embodiment provides, invests the effect that can produce curved-surface display on flat panel display device, and easily
In manufacture, low cost, take physical space the least, do not have that conventional curved-surface product stress is concentrated and the quality that causes is asked
Topic.
Based on above-mentioned liquid crystal lens, the embodiment of the present invention also provides for a kind of display device, including: flat panel display device 10 He
Liquid crystal lens 20 described in any of the above-described item；Flat panel display device 10 can be liquid crystal panel, can also be OLED display device
Or other flat panel display device, this is not limited by the present embodiment, and the liquid crystal lens 20 of the present embodiment is used for investing plane and shows
Show and outside device 10, realize curved-surface display effect.
Curved-surface display device described in the embodiment of the present invention includes that backlight module, display floater are (the most flat the most successively
Face display device, as a example by this sentences liquid crystal flat panel display part) and liquid crystal lens, liquid crystal lens can pass through optical cement (OCA,
Optically Clear Adhesive) adhere on a display panel, display floater includes lower polaroid, battle array the most successively
Row substrate, liquid crystal, color membrane substrates and upper polaroid.Above-mentioned liquid crystal lens 20 also can with the color membrane substrates of flat panel display device 10 altogether
With carrying out being formed the operation of liquid crystal lens on a surface of a substrate, i.e. substrate, another surface is carried out form color film base
The operation of plate, can save raw material thinning display device.
Described display device is the effect that plane device but can realize curved-surface display, it is easy to manufacture, low cost, the life-span
Long, take physical space little.Described display device can be: Electronic Paper, mobile phone, panel computer, television set, display, notes
Any product with display function or the parts such as this computer, DPF, navigator.
With reference to shown in Fig. 6, when described display device needs to arrange N number of optimal viewing point simultaneously, N is natural number, described aobvious
Showing device also includes: first arranges unit 31, for the lens unit 200 of liquid crystal lens 20 being divided into N group, and be each most preferably
Viewing point one group of lens unit 200 of distribution；Second arranges unit 32, for for each optimal viewing point, according to optimal viewing
The refractive index of each lens unit 200 in the position calculation correspondence group of point；3rd arranges unit 33, for for each lens unit
200, the driving voltage of lens unit 200 is calculated according to the refractive index of lens unit 200.
The display device that the present embodiment provides can need to automatically form multiple optimal viewing point according to display, is suitable for many people
Viewing.Such as, N number of beholder watches simultaneously, needs to arrange N number of optimal viewing point simultaneously, and first arranges unit 31 then by liquid crystal
The lens unit 200 of lens 20 is divided into N group, and each group of lens unit 200 correspondence one most preferably watches point, and (an optimal viewing point is right
Answer a beholder).For taking into account the viewing effect of N number of beholder, during packet, each lens unit corresponding to same pixel 200 is to the greatest extent
Amount is evenly distributed to each group, if the corresponding lens unit of pixel, corresponding saturating of pixel in the most same default zonule
Mirror unit is evenly distributed to each group as far as possible.For each optimal viewing point, second arranges the unit 32 position according to optimal viewing point
Put and calculate the refractive index of each lens unit 200 in corresponding group, for each lens unit 200, the 3rd arrange unit 33 further according to
The refractive index of lens unit 200 calculates the driving voltage of lens unit 200, and second arranges unit 32 and the 3rd arranges unit 33
Specific implementation is the common knowledge of those skilled in the art, no longer describes this in detail.
Further, as shown in Figure 6, described display device may also include that human eye detection device 34, is used for obtaining display dress
Put the beholder's number that may be viewed by the preset range of side and the position of each beholder's eyes, so that it is determined that need to arrange
Good viewing is counted out and position.Optimal viewing is counted out and is beholder's number, and optimal point location of seeing is beholder's eye
The position of eyeball.Wherein human eye detection device 34 specifically detects in much scopes, can pre-set.
There is multiple implementation in human eye detection device 34, a kind of optional exemplary arrangement is as follows: human eye detection device
34, including: photographic head, shoot for display device being may be viewed by the preset range of side；Graphics processing unit, with shooting
Head is connected, and for receiving the image of photographic head shooting, and therefrom identifies beholder's number and the position of each beholder's eyes
Put.The eyes of concrete the most how image procossing identification beholder and determine that its position refers to the state of the art.
It is briefly described, as shown in Figure 5 as a example by two people's viewings below: adjacent each two lens unit correspondence respectively
Beholder 1 and beholder 2, here, liquid crystal lens includes N group lens unit, and often group lens unit is one and independently obtains liquid crystal
Lens, are equivalent to a curved-surface display screen, and wherein the value of N and the number of beholder are relevant, automatically can enter in conjunction with human eye detection
Row sum-equal matrix.The angle of bend of each lens unit equivalence is marked by dark or lighter curve, and dark color represents the saturating of beholder 1 correspondence
Mirror unit, light color represents the lens unit of beholder 2 correspondence.Owing to the electrode of each lens unit is independent driving, therefore
The electrode often organizing lens unit is also independent driving.Therefore can control often to organize lens list by controlling electrode drive voltage
The deflection angle of liquid crystal in unit, thus realize the deflection of light effect shown in Fig. 5.For single viewer, it is watched
Effect and Fig. 4 shown in light path be equivalent.So, the beholder of diverse location can experience optimal curved-surface display effect
Do not limited by physical distance.
The display device that the present embodiment provides, the physical arrangement of whole device is smooth and do not have radian, and not existing should
The problem that power is concentrated, service life is long, can hang, and can be according to the viewing location self-adaptative adjustment bending of light angle of beholder
Degree, even if many people viewing nor affects on curved-surface display effect.
The embodiment of the present invention also provides for a kind of curved-surface display method, it is adaptable to above-mentioned display device, this curved-surface display side
Method includes:
The position of S1, basis optimal viewing point, calculates the refractive index of each lens unit in described liquid crystal lens；
S2, calculate the driving voltage of described lens unit according to the refractive index of described lens unit；
S3, to described lens unit load driver voltage, simultaneously flat panel display device play display picture.
The curved-surface display method that the present invention provides, utilizes planar device to realize curved-surface display effect, solves existing curved surface
Showing bad adherent suspension, stress is concentrated and is caused life-span short problem.
In the first preferred embodiment of the present embodiment, display device can need to arrange N number of optimal viewing simultaneously
Point, above-mentioned curved-surface display method also included before step S1: the lens unit 200 of liquid crystal lens 20 is divided into N group, and is every
Optimal viewing point one group of lens unit 200 of distribution described in one；And, in step S1, for each optimal viewing point, according to described
The refractive index of each lens unit 200 in the position calculation correspondence group of good viewing point.
During in particular, it is desirable to arrange N number of optimal viewing point simultaneously, the curved-surface display method that this programme provides includes: step
Rapid one, the lens unit 200 of liquid crystal lens 20 is divided into N group, and be each optimal viewing point one group of lens unit 200 of distribution；
Step 2, for each optimal viewing point, according to the refraction of each lens unit 200 in the position calculation correspondence group of optimal viewing point
Rate；Step 3, calculate the driving voltage of each lens unit according to the refractive index of lens unit；Step 4, to lens unit load
Driving voltage, flat panel display device plays display picture simultaneously.
Further, before step one, also include: obtain beholder's number that display device may be viewed by the preset range of side
Mesh and the position of each beholder's eyes, to determine that the optimal viewing that need to arrange is counted out and position.This programme is examined automatically
Survey beholder's number and position and arranged by the automatization of follow-up display device, distributing one for each beholder and most preferably watch
Point, can make each beholder all obtain optimal surface viewing experience.
The curved-surface display method that the present invention provides, on the premise of not changing device physical smoothization, it is possible to achieve curved surface
Display effect, in conjunction with human eye detection function, when many people watch, is arranged by display device self adaptation, and beholder is in difference
Good curved surface effect all can be experienced in position.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art, in the technical scope that the invention discloses, can readily occur in change or replace, should contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with described scope of the claims.
Claims (11)
1. a liquid crystal lens, it is characterised in that described liquid crystal lens is used for investing outside flat panel display device and realizes curved-surface display
Effect, described liquid crystal lens includes that multiple lens unit, each lens unit include: liquid crystal layer, oriented layer, and drives described
First electrode of liquid crystal layer and the second electrode；Described lens unit is driven separately, and makes each described of edge equivalence curved surface arrangement
The refractive index of mirror unit gradually becomes big from optimal viewing point correspondence position to both sides.
Liquid crystal lens the most according to claim 1, it is characterised in that described liquid crystal lens invests outside flat panel display device
Time, the corresponding described lens unit of a pixel of described flat panel display device；Or,
The corresponding multiple described lens units of one pixel of described flat panel display device, and, corresponding same pixel described
Mirror unit continuous distribution.
Liquid crystal lens the most according to claim 1 and 2, it is characterised in that described lens unit is distributed in groups, often organizes lens
The corresponding equivalent curved surface of unit, each corresponding optimal viewing point of equivalence curved surface.
Liquid crystal lens the most according to claim 3, it is characterised in that if described flat panel display device pixel pair
A described lens unit, the then described lens unit that neighbor is corresponding is answered to lay respectively at different group；
If the corresponding multiple described lens units of described flat panel display device pixel, the most corresponding same pixel described
Lens unit lays respectively at different group.
5. a display device, it is characterised in that including: flat panel display device, and, the liquid described in any one of claim 1-4
Brilliant lens；Described liquid crystal lens is used for investing outside described flat panel display device and realizes curved-surface display effect.
Display device the most according to claim 5, it is characterised in that described display device need to arrange simultaneously N number of most preferably
During viewing point, N is natural number, and described display device also includes:
First arranges unit, for the lens unit of described liquid crystal lens is divided into N group, and is each described optimal viewing point minute
Join one group of lens unit；
Second arranges unit, for for each optimal viewing point, according in the described optimal position calculation correspondence group watching point
The refractive index of each lens unit；
3rd arranges unit, for for each lens unit, calculating described lens list according to the refractive index of described lens unit
The driving voltage of unit.
Display device the most according to claim 6, it is characterised in that also include:
Human eye detection device, for obtaining beholder's number that described display device may be viewed by the preset range of side and each
The position of beholder's eyes, so that it is determined that the optimal viewing that need to arrange is counted out and position, described preset range is positioned at described
Display device.
Display device the most according to claim 5, it is characterised in that described human eye detection device, including:
Photographic head, shoots for described display device may be viewed by the preset range of side；
Graphics processing unit, is connected with described photographic head, for receiving the image of described photographic head shooting, and therefrom identifies sight
The person's of seeing number and the position of each beholder's eyes.
9. the curved-surface display method of display device described in a claim 5, it is characterised in that including:
The position of S1, basis optimal viewing point, calculates the refractive index of each lens unit in described liquid crystal lens；
S2, calculate the driving voltage of described lens unit according to the refractive index of described lens unit；
S3, to described lens unit load driver voltage, simultaneously flat panel display device play display picture.
Curved-surface display method the most according to claim 9, it is characterised in that described display device needs to arrange N number of simultaneously
During optimal viewing point, described curved-surface display method also included before step S1:
The lens unit of liquid crystal lens is divided into N group, and is each described optimal viewing point one group of lens unit of distribution；And,
In step S1, for each optimal viewing point, according to each lens list in the position calculation correspondence group of described optimal viewing point
The refractive index of unit.
11. curved-surface display methods according to claim 10, it is characterised in that described the lens unit of liquid crystal lens is divided
Become N group, and be, before each described optimal viewing point distributes one group of lens unit, also to include:
Obtain beholder's number and the position of each beholder's eyes that described display device may be viewed by the preset range of side,
To determine that the optimal viewing that need to arrange is counted out and position.
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| TWI660221B (en) * | 2018-04-11 | 2019-05-21 | 和碩聯合科技股份有限公司 | Curved display apparatus and fabricating method thereof |
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| CN114815411A (en) * | 2022-05-09 | 2022-07-29 | 武汉华星光电半导体显示技术有限公司 | Display panel and mobile terminal |
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| CN110888247A (en) * | 2019-11-20 | 2020-03-17 | Tcl华星光电技术有限公司 | Display panel |
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| CN106094386B (en) | 2020-06-19 |
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