CN102364391B - Stereoscopic display device and method - Google Patents
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- CN102364391B CN102364391B CN201110345204.5A CN201110345204A CN102364391B CN 102364391 B CN102364391 B CN 102364391B CN 201110345204 A CN201110345204 A CN 201110345204A CN 102364391 B CN102364391 B CN 102364391B
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 162
- 239000000758 substrate Substances 0.000 claims description 102
- 230000010287 polarization Effects 0.000 claims description 12
- 238000005516 engineering process Methods 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 14
- 238000010586 diagram Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
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- 230000005540 biological transmission Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
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- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
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Abstract
The present invention relates to a kind of stereoscopic display device and method, present device comprises display unit liquid crystal lens unit and control module, wherein: display unit and liquid crystal lens unit include the first state and the second state two states, when display unit is in first, second state, show the image of the first and second image display direction respectively, when liquid crystal lens unit is in first, second state, the image of first, second image display direction is made to produce stereoeffect respectively; This equipment comprises and also comprises position sensing unit, for checkout equipment current pose, and to control module transmitting apparatus current pose information; Control module, for the equipment current pose information sent according to position sensing unit, control display unit and liquid crystal lens unit are all in the first state or the second state.Stereoscopic display device of the present invention and method make image can produce stereoeffect at least two different images display directions.
Description
Technical field
The present invention a kind of display technique, particularly a kind of stereoscopic display device and method.
Background technology
Along with the increase of the market demand, the 3D display device that can show stereopsis becomes the focus of display area research.The ultimate principle of 3D imaging is: there is certain distance between left eye and right eye, therefore when watching scenery, the viewing angle of two is slightly different, the image slightly difference that the difference of described viewing angle causes right and left eyes to accept, these differences will produce stereoscopic sensation after brain synthesis.
Column mirror grating technology is the important method realizing stereo display at present, and its advantage is that transmittance is high, lucuriant in design, and shortcoming is higher to the requirement of cylinder lens production process, and accuracy requirement is high, needs more complicated technical scheme for realizing 2D3D translation function.Therefore, there has been proposed and utilize liquid crystal birefringence character to form the method for liquid crystal lens to realize stereo display.Prior art proposes a kind of strip shaped electric poles that utilizes and controls the liquid crystal lens apparatus formed, its structure as shown in Figure 1, wherein 110,120 is glass substrate, 140,130 is ITO electrode, 140 is whole electrode structure, 130 can execute separately alive strip shaped electric poles for separated from one another, and 150 is liquid crystal layer.Utilize and on 130, apply different voltage and make liquid crystal layer produce different refractive indexes to form lensing thus the direction of change light for incident ray in different lateral separations, reach the effect of separating light beam.The similar technique with normal liquid crystal panel of the manufacture craft of liquid crystal lens, therefore manufacturing technology is very ripe, and cost is lower.As automatically controlled device, liquid crystal lens has flexible and changeable design feature, expands its usable range.
Portable handheld device is used in daily life more and more widely, and is used to the recreational activity such as video, game.Therefore the 3D display realizing handheld device has huge market outlook.Compare the large-scale display device such as computer monitor, TV, portable handheld device has requirements at the higher level for viewing visual angle.The more important thing is, along with the application of position sensor, handheld device achieves correct display that is horizontal in the plane perpendicular to view direction and vertical both direction, provides very large degree of freedom in use so just to user.And adopt can only realize in the method for horizontal or vertical generation horizontal parallax more in current stereoscopic display device.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of stereoscopic display device and method, to solve existing stereo display technique only can produce stereoeffect problem in single stereo display direction.
For solving above technical matters, the invention provides a kind of stereoscopic display device, this equipment comprising display unit for showing the image with parallax, producing liquid crystal lens unit and the control module of stereoeffect for the image making described display unit show, wherein:
Described display unit and liquid crystal lens unit include the first state and the second state two states, when described display unit is in first, second state, show the image of the first and second image display direction respectively, when described liquid crystal lens unit is in first, second state, the image of first, second image display direction described is made to produce stereoeffect respectively;
This equipment comprises and also comprises position sensing unit, for checkout equipment current pose, and to control module transmitting apparatus current pose information;
Described control module, for the equipment current pose information sent according to described position sensing unit, controls described display unit and described liquid crystal lens unit is all in the first state or the second state.
Preferably, described control module comprises:
Receiver module, for receiving the equipment current pose information that described position sensing unit sends;
Display direction determination module, for according to described equipment current pose information determination predetermined image display direction;
Display direction comparison module, whether consistent with present image display direction for more described predetermined image display direction;
Status control module, for described predetermined image display direction and present image display direction inconsistent time, send state adjustment drive singal respectively to described display unit and described liquid crystal lens unit;
Described display unit and described liquid crystal lens unit carry out state adjustment according to described state adjustment drive singal respectively, consistent with described predetermined image display direction respective state to be adjusted to.
Further, described liquid crystal lens unit comprises first, second substrate, first, second electrode of substrate be separately positioned on first, second substrate, liquid crystal layer between first, second substrate and driving chip, described driving chip is used for applying voltage according to described state adjustment drive singal to first, second electrode of substrate described, wherein, the voltage of mechanical periodicity is applied to described first substrate electrode, when applying identical voltage to described second substrate electrode, the first state of corresponding described liquid crystal lens unit; The voltage of mechanical periodicity is applied to described second substrate electrode, when applying identical voltage to described first substrate electrode, the second state of corresponding described liquid crystal lens unit.
Further, first, second electrode of substrate described includes several and is separated and the strip shaped electric poles that be arranged in parallel, and the strip shaped electric poles of described first substrate and the strip shaped electric poles of second substrate vertical, each pixel of described display unit is made up of the secondary pixel of red, green, blue three kinds of strips, described first or the long side direction of the long side direction of second substrate strip shaped electric poles and the secondary pixel of display unit be slanted angle.
Described display unit adopts lcd technology, and described liquid crystal lens unit comprises liquid crystal layer, and the emergent light direction of described display unit is identical with the alignment direction of the liquid crystal layer of described liquid crystal lens unit; Or,
Described display unit comprises the polaroid be arranged near liquid crystal lens unit side, and described liquid crystal lens unit comprises liquid crystal layer, and the polarization direction of described polaroid is identical with the alignment direction of the liquid crystal layer of described liquid crystal lens unit.
Described first image display direction is vertical with described second image display direction.
For solving above technical matters, the present invention also provides a kind of stereo display method, the method realizes based on stereoscopic display device, this equipment comprises the display unit for showing the image with parallax, the image shown for making described display unit produces the liquid crystal lens unit of stereoeffect, control module and position sensing unit, described display unit and liquid crystal lens unit include the first state and the second state two states, described display unit is in first, during the second state, show first respectively, with the image of the second image display direction, described liquid crystal lens unit is in first, during the second state, make described first respectively, the image of the second image display direction produces stereoeffect, the method comprises:
Described position sensing unit inspection equipment current pose, and to control module transmitting apparatus current pose information;
Described control module, according to the equipment current pose information of described position sensing unit inspection, controls described display unit and described liquid crystal lens unit is all in the first state or the second state.
Further, the step that described control module controls described display unit and described liquid crystal lens unit comprises:
Receive the equipment current pose information that described position sensing unit sends;
According to described equipment current pose information determination predetermined image display direction;
Whether more described predetermined image display direction is consistent with present image display direction;
Described predetermined image display direction and present image display direction inconsistent time, send state adjustment drive singal respectively to described display unit and described liquid crystal lens unit;
Described display unit and described liquid crystal lens unit carry out state adjustment according to described state adjustment drive singal respectively, consistent with described predetermined image display direction respective state to be adjusted to.
Further,
Described liquid crystal lens unit comprises first, second substrate, first, second electrode of substrate be separately positioned on first, second substrate, liquid crystal layer between first, second substrate and driving chip;
The step that described liquid crystal lens unit carries out state adjustment comprises:
Described driving chip applies voltage to first, second electrode of substrate described according to described state adjustment drive singal, wherein, the voltage of mechanical periodicity is applied to described first substrate electrode, when applying identical zero potential voltage to described second substrate electrode, the first state of corresponding described liquid crystal lens unit; The voltage of mechanical periodicity is applied to described second substrate electrode, when applying identical zero potential voltage to described first substrate electrode, the second state of corresponding described liquid crystal lens unit.
Stereoscopic display device of the present invention and method are controlled by the unified of control module, achieve display unit and the synchronous adjustment of liquid crystal lens unit in the dynamic change situation of equipment attitude, make image can produce stereoeffect at least two different images display directions, improve Consumer's Experience.
Accompanying drawing explanation
In order to the technical scheme of the clearer explanation embodiment of the present invention or prior art, below the accompanying drawing used required in embodiment or description of the prior art is briefly described, apparently, described accompanying drawing is only some embodiments of the present invention below, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is available liquid crystal lens devices structural representation.
Fig. 2 is the schematic diagram of stereoscopic display device embodiment 1 of the present invention.
Fig. 3 is stereoscopic display device of the present invention display effect schematic diagram in the two directions.
Fig. 4 is electrode structure schematic diagram in liquid crystal lens unit of the present invention.
Fig. 5 is the schematic diagram of stereoscopic display device embodiment 2 of the present invention.
Fig. 6 is the schematic diagram of stereoscopic display device embodiment 3 of the present invention.
Fig. 7 is the schematic flow sheet of stereo display method of the present invention.
Fig. 8 is the schematic flow sheet that control module controls display unit and described liquid crystal lens unit.
Embodiment
Hereinafter will be described in detail to embodiments of the invention by reference to the accompanying drawings.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
Embodiment 1
As shown in Figure 2, this equipment comprises display unit 10, liquid crystal lens unit 20, position sensing unit 30 and control module 40 to stereoscopic display device embodiment 1 of the present invention, wherein:
Display unit 10, for showing the image with parallax, described display unit comprises the first state and the second state two states, and described display unit is when being in first, second state, show the image of the first and second image display direction respectively, as shown in (a), (b) figure in Fig. 3;
Particularly, this display unit 10 adopts lcd technology to realize, and comprise liquid crystal panel 11, backlight module 12 and driver module (not shown), concrete structure does not repeat them here.Usually, the image of described display unit display is made up of various pixels, and each pixel is made up of the secondary pixel of red, green, blue three kinds of strips.
Usually, described first image display direction is vertical with described second image display direction.Such as, two image display directions are respectively the horizontal and vertical of stereoscopic display device (as electronic products such as mobile phone terminal, panel computer, individual digitals).
Liquid crystal lens unit 20, the image shown for making described display unit 10 produces stereoeffect, described liquid crystal lens unit 20 comprises the first state and the second state two states, when described display unit 10 is in first, second state, show the image of the first and second image display direction respectively, when described liquid crystal lens unit 20 is in first, second state, the image of first, second image display direction described is made to produce stereoeffect respectively.
Liquid crystal lens unit 20 is a kind of structures for realizing bore hole stereo display, and the image shown by liquid crystal lens unit 20 pairs of display units 10 is modulated, and can produce stereo display effect.Particularly, as shown in Figure 4, described liquid crystal lens unit 20 comprise second substrate (not shown) that first substrate (not shown) and described first substrate be arranged in parallel, be separately positioned on first, second electrode of substrate on first, second substrate 21,22, other accessories such as liquid crystal layer 23 and driving chip (not shown) between first, second electrode of substrate 21,22.First, second electrode of substrate 21,22 described includes several and is separated and the strip shaped electric poles that be arranged in parallel (non-label), and the strip shaped electric poles bearing of trend of the strip shaped electric poles of described first substrate and second substrate is certain angle of cut, typically, the described angle of cut is right angle, that is, the strip shaped electric poles of described first substrate and the strip shaped electric poles bearing of trend of second substrate mutually vertical.Described driving chip is used for applying voltage to first, second electrode of substrate 21,22 described.
The formation of liquid crystal lens utilizes first, second substrate electrode 21, the different voltage differences (i.e. electric field) of 22 are formed, for 9 electrode liquid crystal lens, namely be one group with the strip shaped electric poles of the strip shaped electric poles of 9 first substrates and 9 second substrates and form " lens " effect, thus between the first substrate and second substrate of liquid crystal lens unit 20, form several " lens " effects, the strip electrode of driving chip to the first substrate of each " lens " applies the square wave driving voltage with 9 different distributions respectively, as 4V, 2V, 1V, 0.5V, 0V, 0.5V, 1V, 2V, 4V, and the voltage that the strip electrode of second substrate applies is identical 0V, the lens effect identical with first substrate strip electrode direction will be formed like this.Understandably, from whole first substrate, described driving chip applies mechanical periodicity voltage to described first substrate electrode 21, when applying identical zero potential voltage or reference voltage to described second substrate electrode 22, and the first state of corresponding described liquid crystal lens unit 20; Otherwise, if second substrate applies the mechanical periodicity voltage forming lens, first substrate is the driving voltage of formed objects, then form the lens effect identical with second substrate direction, also be, described driving chip applies mechanical periodicity voltage to described second substrate electrode 22, when applying identical zero potential voltage or reference voltage to described first substrate electrode 21, and the second state of corresponding described liquid crystal lens unit 20.
In the present invention, liquid crystal lens unit 20 can make the first image display direction (as transverse direction) and the second image display direction (as longitudinal direction) to realize stereo display, improves the Consumer's Experience of stereoscopic display device 1.
Position sensing unit 30, for checkout equipment current pose, and to control module transmitting apparatus current pose information;
Position sensing unit 30 is a kind of display device gesture feedback device, as gravity sensor, the devices such as gyroscope, described position sensing unit 30 is responsible for instant to control module 40 transmission equipment attitude information, so that control module 40 makes corresponding adjustment to other devices.
The equipment current pose information of described control module 40 for sending according to described position sensing unit 30, controls described display unit 10 and described liquid crystal lens unit 20 is all in the first state or the second state.
The information that control module 40 receiving position sensing unit 30 sends, by the current state of judgment device, thus make the no matter relative ground of display device, particularly relatively and the current use posture of user, be in which type of position, can by changing the image display direction of liquid crystal panel 11 and the lens direction of liquid crystal lens unit 20, the formation of horizontal parallax required when ensureing to produce normal stereo display.Particularly, described control module 40 can comprise:
Receiver module, for receiving the equipment current pose information that described position sensing unit 30 sends;
Display direction determination module, for according to described equipment current pose information determination predetermined image display direction;
Display direction comparison module, whether consistent with present image display direction for more described predetermined image display direction;
Status control module, for described predetermined image display direction and present image display direction inconsistent time, respectively to described display unit 10 and described liquid crystal lens unit 20 send state adjustment drive singal;
Described display unit 10 and described liquid crystal lens unit 20 carry out state adjustment according to described state adjustment drive singal respectively, consistent with described predetermined image display direction respective state to be adjusted to.
For realizing the stereo display effect of different directions, in the present embodiment, also respective design is carried out to the alignment direction of liquid crystal layer in the emergent light polarization direction of display unit 10 and liquid crystal lens unit 20.Wherein, the emergent light polarization direction of liquid crystal panel 11 is vertical direction (i.e. direction shown in figure), the microscler direction of the first substrate electrode 21 of liquid crystal lens unit 20 is also vertical direction, wherein in liquid crystal lens unit 20, the frictional direction (being also alignment direction) of liquid crystal layer 23 is identical with the emergent light direction of liquid crystal panel 11, is vertical direction.As can be seen from the figure, in liquid crystal lens unit 20, the alignment direction of liquid crystal layer 30 is identical with the emergent light direction of liquid crystal panel 11.
For reducing the impact of moire fringes and elimination colour cast, the long side direction of electrode (as first substrate electrode 21) of one of them substrate and the long side direction of the secondary pixel of liquid crystal panel 11 have certain slanted angle, be called the first angle, the angle of such as this first angle is 45 degree, 25 degree or 75 degree, the angle of the long side direction of the microscler square and secondary pixel of another electrode of substrate (as second substrate electrode 22) is called the second angle, correspondingly, the angle of this second angle is 45 degree, 75 degree or 25 degree, i.e. the first angle and the second angle complementary angle relation each other.
In Signal transmissions, realize according to following steps: control module 40 when receiving the equipment current pose information from position sensing unit 30, according to described equipment current pose information determination predetermined image display direction; Described predetermined image display direction and present image display direction inconsistent time, the driving chip respectively to described display unit 10 and described liquid crystal lens unit 20 sends state adjustment drive singal.
Particularly, described display unit 10 carries out state adjustment according to described state adjustment drive singal, consistent with described predetermined image display direction its state to be adjusted to; Because first, second electrode of substrate 21,22 direction of liquid crystal lens unit 20 is mutually vertical, therefore display unit 10 is when carrying out the display of the image on two image display directions, and graph parameter arranged by display unit 10 can be different.Image is carried out interpolation row figure according to described state adjustment drive singal in conjunction with information such as the lens forming direction of liquid crystal lens unit 20, above-mentioned slanted angle and grating parameters by display unit 10, and is shown by liquid crystal panel 11.
The driving chip of described liquid crystal lens unit 20 applies voltage to first, second electrode of substrate 21,22 described according to described state adjustment drive singal, state is adjusted to consistent with described predetermined image display direction equally.Like this when predetermined image display direction is the first image display direction, the driving chip of liquid crystal lens unit 20 makes the voltage that first substrate electrode 21 applies be lens voltage (i.e. mechanical periodicity voltage) according to the state adjustment drive singal received, and namely produces the lens effect on the first image display direction.And when predetermined image display direction is the second image display direction, the driving chip of liquid crystal lens unit 20 makes the voltage that second substrate electrode 22 applies be lens voltage according to the state adjustment drive singal received, and namely produces the lens effect on the second image display direction.
Embodiment 2
Fig. 5 illustrates the structural representation of the embodiment 2 according to stereoscopic display device of the present invention.It should be noted that and describe the present embodiment for convenience, the in the same manner as in Example 1 or similar element of embodiment 2 have employed identical label, does not represent the two for identity element or 100% identical, explains this spy.The stereoscopic display device of embodiment 2 substantially identical with the stereo display of embodiment 1, its key distinction part is, in the present embodiment 2, different designs is carried out to the alignment direction of liquid crystal layer 23 in display unit 10 emergent light polarization direction and liquid crystal lens unit 20, wherein the microscler direction of the first substrate electrode 21 of liquid crystal lens unit 20 is the vertical direction shown in Fig. 5, the emergent light polarization direction of liquid crystal panel 11 and the microscler direction of first substrate electrode 21 are 45 degree of angles (as shown in Figure 5), liquid crystal layer 23 alignment direction of liquid crystal lens unit 20 is also 45 degree of angles (as shown in Figure 5) with the microscler direction of first substrate electrode 21, thus make the alignment direction of liquid crystal layer 23 in liquid crystal lens unit 20 identical with the emergent light direction of liquid crystal panel 11.Because the alignment direction of liquid crystal lens unit 20 and the microscler direction of first, second substrate 21,22 are all 45 degree, therefore the lens effect on first, second image display direction is substantially identical, thus makes the display effect of first, second image display direction more close.
Embodiment 3
Fig. 6 illustrates the structural representation of embodiments of the invention 3, it should be noted that and describe the present embodiment for convenience, the in the same manner as in Example 1 or similar element of embodiment 3 have employed identical label, do not represent the two for identity element or 100% identical, explain this spy.The stereoscopic display device of embodiment 3 substantially identical with the stereo display of embodiment 1, its key distinction part is: the polaroid 103 that described display unit 10 comprises display panel 101, backlight module 102 and is arranged between display panel 101 and liquid crystal lens unit 20.Set up polaroid 103 and can eliminate the restriction that display panel 101 light direction must be identical with the alignment direction of the liquid crystal layer 23 of liquid crystal lens unit 20, thus decrease the error effect in manufacture craft.This display panel 101 adopts common nonpolarized light display technique, its emergent light polarization direction is any direction, polaroid 103 can not by the polarization light of lens light splitting for filtering out, to reduce crosstalk, its polarization direction but should with liquid crystal layer 23 alignment direction in liquid crystal lens unit 20 close to 90 degree, preferably, the polarization direction of polaroid 103 is identical with liquid crystal layer 23 alignment direction in liquid crystal lens unit 20.For ensureing good viewing distance, certain thickness sheet glass 202 can also be placed between display panel 101 and liquid crystal lens unit 20.
In the present embodiment 3, the microscler direction of liquid crystal lens unit 20 first substrate electrode 21 is vertical direction, the polarization direction of polaroid 103 and the microscler direction of first substrate electrode 21 are 45 degree of angles, liquid crystal layer 23 alignment direction of liquid crystal lens unit 20 is also 45 degree of angles with the microscler direction of first substrate electrode 21, and namely in liquid crystal lens unit 20, the alignment direction of liquid crystal layer 23 is identical with the polarization direction of polaroid 103.
Understandably, above embodiment 1 to 3 is the implementations when stereoscopic display device is in 3D display mode, if stereoscopic display device is in 2D display mode, then no matter whether predetermined image display direction is consistent with present image display direction, control module 40 all can not send state adjustment drive singal to liquid crystal lens unit 20, do not form the spectrophotometric result of liquid crystal lens, display frame is 2D picture, thus stereoscopic display device possesses 2D, 3D mode switch function.In order to Optimizing Flow, control module 40 need first judge stereoscopic display device current whether be 3D pattern, Cai only when stereoscopic display device is 3D pattern to liquid crystal lens unit 20 send state adjustment drive singal.
Certainly, in the present invention, control module 40 is mainly used in the state adjustment carrying out display unit 10 and liquid crystal lens unit 20, and acquiescence, stereoscopic display device of the present invention is set to state adjustable pattern.
The design proposal that can realize stereo display on two mutually vertical view direction of stereoscopic display device of the present invention, cooperation position sensing unit 30 thus make display panel 10 all can realize stereo display when the display of two image display directions, this stereoscopic display device can realize the mutual conversion between 3-D view and two dimensional image simultaneously.
In addition, present invention also offers a kind of stereo display method, the method realizes based on the stereoscopic display device in previous embodiment 1 to 3, preferably, this equipment comprises the display unit 10 for showing the image with parallax, the image shown for making described display unit produces the liquid crystal lens unit 20 of stereoeffect, control module 40 and position sensing unit 30, described display unit 10 and liquid crystal lens unit 20 include the first state and the second state two states, described display unit 10 is in first, during the second state, show first respectively, with the image of the second image display direction, described liquid crystal lens unit 20 is in first, during the second state, make described first respectively, the image of the second image display direction produces stereoeffect, particularly, as shown in Figure 7, the method comprises:
Step 701: position sensing unit 30 checkout equipment current pose, and to control module 40 transmitting apparatus current pose information;
Step 702: the equipment current pose information that described control module 40 detects according to described position sensing unit 30, controls described display unit 10 and described liquid crystal lens unit 20 is all in the first state or the second state.
Preferably, as shown in Figure 8, the step that described control module 40 controls described display unit 10 and described liquid crystal lens unit 20 comprises:
Step 801: receive the equipment current pose information that described position sensing unit 30 sends;
Step 802: according to described equipment current pose information determination predetermined image display direction;
Step 803: whether more described predetermined image display direction is consistent with present image display direction;
Step 804: described predetermined image display direction and present image display direction inconsistent time, respectively to described display unit 10 and described liquid crystal lens unit 20 send state adjustment drive singal;
Step 805: described display unit 10 and described liquid crystal lens unit 20 carry out state adjustment according to described state adjustment drive singal separately, consistent with described predetermined image display direction respective state to be adjusted to.
Particularly, described liquid crystal lens unit 20 comprise first, second substrate, be separately positioned on first, second electrode of substrate on first, second substrate 21,22, liquid crystal layer 23 between first, second substrate and driving chip; The step that described liquid crystal lens unit 20 carries out state adjustment comprises:
Described driving chip applies voltage to first, second electrode of substrate 21,22 described according to described state adjustment drive singal, wherein, the voltage of mechanical periodicity is applied to described first substrate electrode 21, when applying identical zero potential voltage or reference voltage to described second substrate electrode 22, the first state of corresponding described liquid crystal lens unit 20; The voltage of mechanical periodicity is applied to described second substrate electrode 22, when applying identical zero potential voltage or reference voltage to described first substrate electrode 21, the second state of corresponding described liquid crystal lens unit 20.
The all or part of step that one of ordinary skill in the art will appreciate that in said method is carried out instruction related hardware by program and is completed, and described program can be stored in computer-readable recording medium, as ROM (read-only memory), disk or CD etc.Alternatively, all or part of step of above-described embodiment also can use one or more integrated circuit to realize.Correspondingly, each module/unit in above-described embodiment can adopt the form of hardware to realize, and the form of software function module also can be adopted to realize.The present invention is not restricted to the combination of the hardware and software of any particular form.
Stereoscopic display device of the present invention and method are controlled by the unified of control module, achieve display unit and the synchronous adjustment of liquid crystal lens unit in the dynamic change situation of equipment attitude, make image can produce stereoeffect at least two different images display directions, improve Consumer's Experience.
Claims (9)
1. a stereoscopic display device, comprising the display unit for showing the image with parallax, producing liquid crystal lens unit and the control module of stereoeffect for the image making described display unit show, it is characterized in that:
Described display unit and liquid crystal lens unit include the first state and the second state two states, when described display unit is in first, second state, show the image of the first and second image display direction respectively, when described liquid crystal lens unit is in first, second state, the image of first, second image display direction described is made to produce stereoeffect respectively;
This equipment comprises and also comprises position sensing unit, for checkout equipment current pose, and to control module transmitting apparatus current pose information;
Described control module, for the equipment current pose information sent according to described position sensing unit, controls described display unit and described liquid crystal lens unit is all in the first state or the second state;
Wherein, described control module comprises status control module, for predetermined image display direction and present image display direction inconsistent time, send state adjustment drive singal respectively to described display unit and described liquid crystal lens unit;
Described liquid crystal lens unit comprises first, second substrate, be separately positioned on first, on second substrate first, second substrate electrode, described first, second substrate electrode includes several and is separated and the strip shaped electric poles that be arranged in parallel, and the strip shaped electric poles of described first substrate and the strip shaped electric poles of second substrate vertical, each pixel of described display unit is by red, green, the secondary pixel composition of blue three kinds of strips, described first or the long side direction of the long side direction of second substrate strip shaped electric poles and the secondary pixel of display unit be slanted angle, described display unit is according to the lens forming direction of described state adjustment drive singal in conjunction with described liquid crystal lens unit, image is carried out interpolation row figure by described slanted angle and grating parameter information, and shown by liquid crystal panel.
2. equipment as claimed in claim 1, it is characterized in that, described control module also comprises:
Receiver module, for receiving the equipment current pose information that described position sensing unit sends;
Display direction determination module, for determining described predetermined image display direction according to described equipment current pose information;
Display direction comparison module, whether consistent with present image display direction for more described predetermined image display direction;
Described display unit and described liquid crystal lens unit carry out state adjustment according to described state adjustment drive singal respectively, consistent with described predetermined image display direction respective state to be adjusted to.
3. equipment as claimed in claim 2, it is characterized in that: described liquid crystal lens unit also comprises liquid crystal layer between first, second substrate and driving chip, described driving chip is used for applying voltage according to described state adjustment drive singal to first, second electrode of substrate described, wherein, the voltage of mechanical periodicity is applied to described first substrate electrode, when applying identical voltage to described second substrate electrode, the first state of corresponding described liquid crystal lens unit; The voltage of mechanical periodicity is applied to described second substrate electrode, when applying identical voltage to described first substrate electrode, the second state of corresponding described liquid crystal lens unit.
4. equipment as claimed in claim 1, is characterized in that: described display unit adopts lcd technology, and described liquid crystal lens unit comprises liquid crystal layer, and the emergent light direction of described display unit is identical with the alignment direction of the liquid crystal layer of described liquid crystal lens unit.
5. equipment as claimed in claim 1, it is characterized in that: described display unit comprises the polaroid be arranged near liquid crystal lens unit side, described liquid crystal lens unit comprises liquid crystal layer, and the polarization direction of described polaroid is identical with the alignment direction of the liquid crystal layer of described liquid crystal lens unit.
6. equipment as claimed in claim 1, is characterized in that: described first image display direction is vertical with described second image display direction.
7. a stereo display method, it is characterized in that, the method realizes based on stereoscopic display device, this equipment comprises the display unit for showing the image with parallax, the image shown for making described display unit produces the liquid crystal lens unit of stereoeffect, control module and position sensing unit, described display unit and liquid crystal lens unit include the first state and the second state two states, described display unit is in first, during the second state, show first respectively, with the image of the second image display direction, described liquid crystal lens unit is in first, during the second state, make described first respectively, the image of the second image display direction produces stereoeffect, the method comprises:
Described position sensing unit inspection equipment current pose, and to control module transmitting apparatus current pose information;
Described control module is according to the equipment current pose information of described position sensing unit inspection, control described display unit and described liquid crystal lens unit is all in the first state or the second state, it comprises: predetermined image display direction and present image display direction inconsistent time, send state adjustment drive singal respectively to described display unit and described liquid crystal lens unit;
Wherein, described liquid crystal lens unit comprises first, second substrate, first, second electrode of substrate be separately positioned on first, second substrate, first, second electrode of substrate described includes several and is separated and the strip shaped electric poles that be arranged in parallel, and the strip shaped electric poles of described first substrate and the strip shaped electric poles of second substrate vertical, each pixel of described display unit is made up of the secondary pixel of red, green, blue three kinds of strips, described first or the long side direction of the long side direction of second substrate strip shaped electric poles and the secondary pixel of display unit be slanted angle;
The method also comprises:
In conjunction with the lens forming direction of described liquid crystal lens unit, described slanted angle and grating parameter information, image is carried out interpolation row figure according to described state adjustment drive singal, and shown by the liquid crystal panel of described display unit.
8. method as claimed in claim 7, is characterized in that: the step that described control module controls described display unit and described liquid crystal lens unit also comprises:
Receive the equipment current pose information that described position sensing unit sends;
Described predetermined image display direction is determined according to described equipment current pose information;
Whether more described predetermined image display direction is consistent with present image display direction;
Described display unit and described liquid crystal lens unit carry out state adjustment according to described state adjustment drive singal respectively, consistent with described predetermined image display direction respective state to be adjusted to.
9. method as claimed in claim 7, is characterized in that:
Described liquid crystal lens unit also comprises liquid crystal layer between first, second substrate and driving chip;
The step that described liquid crystal lens unit carries out state adjustment comprises:
Described driving chip applies voltage to first, second electrode of substrate described according to described state adjustment drive singal, wherein, the voltage of mechanical periodicity is applied to described first substrate electrode, when applying identical zero potential voltage to described second substrate electrode, the first state of corresponding described liquid crystal lens unit; The voltage of mechanical periodicity is applied to described second substrate electrode, when applying identical zero potential voltage to described first substrate electrode, the second state of corresponding described liquid crystal lens unit.
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| CN102749717B (en) | 2012-07-27 | 2017-12-08 | 深圳超多维光电子有限公司 | A kind of autostereoscopic display apparatus |
| CN104238131A (en) * | 2014-10-20 | 2014-12-24 | 中航华东光电（上海）有限公司 | Bidirectional naked eye three-dimensional display device and driving method thereof |
| CN104777696A (en) | 2015-05-08 | 2015-07-15 | 京东方科技集团股份有限公司 | Backlight module and display device |
| CN107346040B (en) * | 2016-05-06 | 2019-12-20 | 深圳超多维科技有限公司 | Method and device for determining grating parameters of naked eye 3D display equipment and electronic equipment |
| CN107346041B (en) * | 2016-05-06 | 2019-12-24 | 深圳超多维科技有限公司 | Method and device for determining grating parameters of naked eye 3D display equipment and electronic equipment |
| CN106932999B (en) * | 2017-04-13 | 2019-06-28 | 四川大学 | One kind one/two-dimentional switchable liquid crystal lens array |
| CN107942527A (en) * | 2018-01-02 | 2018-04-20 | 京东方科技集团股份有限公司 | Liquid crystal grating and its control method, display device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101025490A (en) * | 2006-02-20 | 2007-08-29 | 三星电子株式会社 | Stereoscopic image conversion panel and stereoscopic image display apparatus having the same |
| CN101859028A (en) * | 2009-04-13 | 2010-10-13 | 索尼公司 | Three-dimensional display |
| CN101917638A (en) * | 2010-07-07 | 2010-12-15 | 深圳超多维光电子有限公司 | Stereo display device, mobile terminal and stereo display tracking method |
-
2011
- 2011-11-04 CN CN201110345204.5A patent/CN102364391B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101025490A (en) * | 2006-02-20 | 2007-08-29 | 三星电子株式会社 | Stereoscopic image conversion panel and stereoscopic image display apparatus having the same |
| CN101859028A (en) * | 2009-04-13 | 2010-10-13 | 索尼公司 | Three-dimensional display |
| CN101917638A (en) * | 2010-07-07 | 2010-12-15 | 深圳超多维光电子有限公司 | Stereo display device, mobile terminal and stereo display tracking method |
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