CN102404597B - Three-dimensional displaying method, displaying device and displaying system - Google Patents
Three-dimensional displaying method, displaying device and displaying system Download PDFInfo
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- CN102404597B CN102404597B CN 201110365894 CN201110365894A CN102404597B CN 102404597 B CN102404597 B CN 102404597B CN 201110365894 CN201110365894 CN 201110365894 CN 201110365894 A CN201110365894 A CN 201110365894A CN 102404597 B CN102404597 B CN 102404597B
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Abstract
The invention discloses a three-dimensional displaying device, which comprises a first panel including a first liquid crystal layer; the first panel is used for providing a left eye image and a right eye image; a second panel comprises a first driving electrode substrate, a second liquid crystal layer and a second driving electrode substrate; the second liquid crystal layer is configured between the first driving electrode substrate and the second driving electrode substrate for enabling the passing-through light to generate a polarization along a first angle or a second angle; the second panel comprises at least three sub-panel units and a backlight unit configured below the first panel; and the backlight unit comprises at least three luminous zones that are corresponding to the at leastthree sub-panel units for providing light source for the first panel and the second panel.
Description
Technical field
The invention relates to a kind of three-dimensional (Three-Dimensional, 3D) stereo display method, particularly relevant for a kind of three-dimensional stereo display device and system.
Background technology
The mode that the solid of three-dimensional stereo display system is inspected is left eye and the right eye demonstration different content the mankind; Particularly, this kind solid is inspected and need to be presented different images to the mankind's left eye and right eye.Inspect type in a kind of special solid, namely in the three-dimensional inspection method of seasonal effect in time series, the image of left eye and right eye is presented in the mode that replaces.
For guaranteeing that complete solid inspects, the three-dimensional stereo display system alternative expression shutter glasses of usually can arranging in pairs or groups, after putting on the alternative expression shutter glasses, the left eye that can make the user is seen the image on the left side between in due course, right eye is then seen the image on the right.
Please refer to Fig. 1, is the alternative expression shutter glasses of the known the first three-dimensional stereo display system of the expression sequential chart when using.When the display equipment with the collocation of alternative expression shutter glasses is liquid crystal display, picture frame frequency (Frame Rate) must be risen to 120 hertz by tradition 60 hertz (Hz), and increase (Vertical Blanking Interval between vertical dead space, VBI), a right eye drawing frame data R writes liquid crystal panel, in the time of between vertical dead space, open the right eye glasses RE of alternative expression shutter glasses S, write liquid crystal panel with a left eye drawing frame data L again, in the time of between vertical dead space, open the left eye glasses LE of alternative expression shutter glasses S, therefore according to this in proper order action sees through human eyes (left eye and right eye) image is delivered to brain to be combined into stereopsis.Yet known alternative expression shutter glasses needs power consumption, and many electronic components are placed in the picture frame, increases glasses weight, volume, affects beholder's comfort.
Please refer to Fig. 2, prior art provides the second three-dimensional stereo display system 50, and it includes liquid crystal retardation device (LC Retarder), can improve above shortcoming.The 3D three-dimensional display system uses the first panel 10, in order to left-eye images and right-eye image to be provided.Configuration the second panel 20 above the first panel 10, wherein the second panel 20 comprises up and down drive electrode substrate 22,24, and drive electrode substrate 22,24 has the drive electrode of single full wafer.Configuration one back light unit 30 below the first panel 10 is to provide light source to the first panel 10 and the second panel 20.Three-dimensional stereo display system 50 more uses polaroid glasses, and its left eye glasses LE is 135 degree polaroids, and right eye glasses RE is 45 degree polaroids.
Please refer to Fig. 3 A and Fig. 3 B, the operating principle of aforementioned the second three-dimensional stereo display system 50 is as follows: the first, system send left eye data-right eye data-left eye data in proper order with 120 hertz ... to the first panel 10.Second: when the first panel 10 was received left eye data, the second panel 20 was driven by voltage V1, and the light that makes output is 45 degree polarizations, and therefore light deliver to left eye to left eye data by left eye glasses LE.When the first panel 10 was received right eye data, the second panel 20 was driven by voltage V2, and the light that makes output is 135 degree polarizations, and therefore light deliver to right eye to right eye data by right eye glasses RE.
Yet because the data scanning form of the first panel 10, the second panel 20 must treat that whole demonstration data write the first panel 10, just can drive the second panel 20, and the picture brightness that human eye can be received reduces.Moreover the second panel 20 has the full wafer drive electrode, therefore load capacitance (the C of the second panel 20
Load) very large, and then make when starting immediate current very large.In addition, aforementioned the second three-dimensional stereo display system needs to use in addition implementing circuit, to produce operating voltage.Implementing circuit will increase by 3 switches, 2 groups of voltage (0.3 and 5.7V), and two thin-film transistors so will increase cost of parts.
Therefore, just having to provide a kind of three-dimensional stereo display method, Apparatus and system, can solve aforesaid problem.
Summary of the invention
The invention provides a kind of three-dimensional stereo display system, comprise a three-dimensional stereo display device and polaroid glasses.This three-dimensional stereo display device comprises: one first panel, comprise one first liquid crystal layer, and this first panel is in order to provide left-eye images and right-eye image; One second panel comprises one first drive electrode substrate, one second liquid crystal layer and one second drive electrode substrate, this second liquid crystal layer is disposed between this first drive electrode substrate and this second drive electrode substrate, with so that the light that passes through produces the polarization of one first angle or one second angle, wherein this second panel comprises at least three sub-panel units; And a back light unit, being disposed at this first panel below, and comprising at least three luminous zones, it corresponds respectively to these at least three sub-panel units, to provide light source to this first panel and the second panel.These polaroid glasses comprise two polaroids with this first angle and second angle.
Prior art can be selected drive current light-emitting diode with a higher standard in order to increase backlight unit brightness to the acceptable degree of user, so will increase cost, increase power consumption.Moreover the electric current that prior art drives light-emitting diode is larger, will cause reduce the useful life of light-emitting diode.Compared to prior art, the present invention need not increase backlight unit brightness under human eye receives same brightness, so the present invention is than tool cost and savings advantage.Moreover these voltage and common voltages that drive the second panel can needn't look like prior art directly from the first panel designed an ancient woman's ornament agate voltage and common voltage, re-use in addition circuit and produce, so circuit cost is lower.
Compared to prior art, comprehensive improvement three-dimensional stereo display system of the present invention (the second panel comprises 3,4,8 and 12 sub-panel units) but the percentage of power saving, such as following table:
When the luminous zone number of the sub-panel number of unit of the second panel and scanning backlight unit was more, the light utilization of the electricity-saving rate of the liquid crystal drive of the first panel and scanning backlight unit was higher.
In order to allow above and other objects of the present invention, feature and the advantage can be more obvious, hereinafter will cooperate appended diagram, be described in detail below.
Description of drawings
Fig. 1 is the sequential chart of the alternative expression shutter glasses of the first three-dimensional stereo display system of prior art when using;
Fig. 2 is the exploded perspective schematic diagram of the second three-dimensional stereo display system of prior art;
Fig. 3 A and 3B are the exploded perspective schematic diagram of the second three-dimensional stereo display system of prior art, and it shows the operation of three-dimensional stereo display system;
Fig. 4 is the exploded perspective schematic diagram of the three-dimensional stereo display system of one embodiment of the invention;
Fig. 5 is the floor map of second panel of one embodiment of the invention;
Fig. 6 is the floor map of the scanning backlight unit of one embodiment of the invention of the present invention;
Fig. 7 show one embodiment of the invention three-dimensional stereo display system respectively drive signal sequence;
Fig. 8 shows that the driving voltage of the second panel of the present invention can use an ancient woman's ornament agate voltage (Vgamma 1,6,7,12) and the common voltage (Vcom) of the first panel;
Fig. 9 shows the driving calcspar of the three-dimensional stereo display system of one embodiment of the invention; And
Figure 10 shows and calculates the picture frame of gate drivers initial signal (STV) by the voltage selecting circuit (Voltage selecting circuit) of the second panel of the present invention (Frame 1,2,3 ...) number of times sequentially exports four kinds of voltages (6.1V, 1V, 4.9V and 10V) as the source electrode line voltage of the second panel.
Embodiment
Please refer to Fig. 4, it shows the three-dimensional stereo display system 150 of one embodiment of the invention.Three-dimensional stereo display system 150 comprises a three-dimensional stereo display device 102 and a polaroid glasses S.Three-dimensional stereo display device 102 comprises one first panel 110, one second panel 120 and one scan formula back light unit 130.In following explanation, the top refers to the direction towards polaroid glasses S, and the below refers to the direction away from polaroid glasses S.
The first panel 110 is in order to provide left-eye images and right-eye image.The first panel 110 is provided with thereon lower surface of upper and lower polaroid 140,142, and comprise a thin film transistor base plate 112, one first liquid crystal layer 114 and a colored filter substrate 116, the first liquid crystal layers 114 and be disposed between this thin film transistor base plate 112 and this colored filter substrate 116.Thin film transistor base plate 112 comprises a plurality of gate lines 1121 (for example 1080) and a plurality of source electrode lines 1122 (for example 1920).Those gate line 1121 horizontal expansions configurations, and vertically sequentially arrange.Those source electrode line 1122 longitudinal extensions configurations, and laterally sequentially arrange.
The second panel 120 is disposed at the first panel 110 tops, and comprise one first drive electrode substrate 122, one second liquid crystal layer 124, and one second drive electrode substrate 126, the second liquid crystal layer 124 is disposed between this first drive electrode substrate 122 and this second drive electrode substrate 126, uses so that the light that passes through produces the polarization of one first angle (for example 135 degree) or one second angle (for example 45 degree).The second panel 120 comprises at least 3 sub-panel units 128, that is the first drive electrode substrate 122 can comprise the first drive electrode 128a of at least three, and those first drive electrodes 128a is electrical isolation each other.The second drive electrode substrate 126 also can comprise the second drive electrode (not shown) of at least three, and those second drive electrodes are electrical isolation each other, and corresponds respectively to those first drive electrodes 128a.
In the present embodiment, the second panel 120 comprises at least 8 sub-panel units 128, that is the first drive electrode substrate 122 of the second panel 120 comprises the first drive electrode 128a of 8, the second drive electrode substrate 126 also comprises the second drive electrode of 8, the scanning backlight unit comprises 8 luminous zones, is described in detail as follows.
For example, the second panel 120 vertically is divided into 8 five equilibriums, be designed to 8 sub-panel units 128, have respectively 8 thin-film transistor TFT1-TFT8 to control the running of these sub-panel unit 128 (as shown in Figure 5), and use grid-driving integrated circuit to be combined in panel (gate inpanel; GIP) processing procedure is made grid-driving integrated circuit, can reduce grid-driving integrated circuit and use, and reduces cost.Source side only has 1 source electrode line, can save source electrode driven integrated circuit and only use and need control the voltage (in rear narration) that writes by external circuit.
Each sub-panel unit 128 of the second panel 120 is that timesharing drives, so the load capacitance (C of each sub-panel unit 128
Load) be 1/8 of prior art relatively.Because of the characteristic of the load capacitance of the second panel 120, when start, start inrush current (Inrushcurrent, Irush) can be reduced to for 1/8 (as shown in Equation 1), therefore can reduce implementing circuit assembly select specification.
Scanning backlight unit 130 equally also is divided into 8 luminous zone BL1-BL8, as shown in Figure 6.The scope of each luminous zone can be corresponding to each sub-panel unit 128 of the second panel 120, to guarantee 3 D stereo picture quality.Scanning backlight 130 can use straight-down negative light-emitting diode (light emitting diode, LED) or cold-cathode tube (cold cathode fluorescent lamp, CCFL), and its method for designing is not to limit scope of the present invention.
With reference to figure 7, its show the present embodiment three-dimensional stereo display system 150 respectively drive signal sequence.The first panel 110 is general display frame, in order to left-eye images and right-eye image to be provided.Therefore, the various control signals of the first panel 110 are output as known sequential.The grid frequency signal of the first panel 110 (Gate Clock Signal, GCK) can be controlled the gate electrode side output signal of scanning sequence and second panel 120 of scanning backlight unit 130.
For example, below use high image quality to show that the panel of (Full HD) describes in detail as sequential, and so-called Full-HD (1920 * 1080) represents panel resolution, the transverse horizontal pixel is 1920, vertically vertical pixel is 1080, forms 16: 9 gold vision ratio.
The viewing area of the first panel 110 has 1080 gate lines, and the second panel 120 comprises 8 sub-panel units, scanning backlight unit 130 comprises 8 luminous zones and is controlled, therefore each sub-panel unit and each luminous zone correspondence include the zone of 135 gate lines, and can be made as 135H between vertical dead space the time of 135 gate lines (that is scan).As input right eye drawing frame data R, and the grid frequency signal (GCK) of the first panel 110 outputs at the 1st, 136,271,406,541,676,811,946 o'clock, the gate electrode side output signal of the second panel 120 is opened those thin-film transistors TFT1-TFT8 in proper order, that is opens TFT3... when opening TFT2, GCK271 when opening TFT1, GCK136 during GCK1.The width of the high signal (HIGH) of the gate electrode side output signal of the second panel 120 must be wider than the width of the gate electrode side output signal of the first panel 110, to increase the liquid crystal charging interval.
Then, illustrate that the sequential of luminous zone BL 1 switch of scanning backlight unit 130 is as follows: when the GCK675 of the first panel 110 (540+135=675) transferred low signal (LOW) to by high signal, luminous zone BL1 lighted.Luminous zone BL1 is corresponding to the 1st to 135 gate line, and the first liquid crystal layer 114 of the first panel 110 relative luminous district BL1 began to charge by the time of GCK136 to luminous zone BL1 unlatching, at a distance of 3.7ms (shown in calculating formula 1), can be used as the liquid crystal reaction time.
GCK136 to BL1 lights time=6.858 μ. * 540=3.704ms
That is, if by the time of GCK1 to luminous zone BL1 unlatching, then be 6.858 μ. * 675=4.63ms.
When luminous zone BL1 opened, first and second panel 110,120 opposed area had arrived the state (for example the second panel 120 can make the light that passes through produce the polarizations of 135 degree) of setting, and that human eye is seen in this zone is left eye drawing frame data L; Luminous zone BL1 also closes when sending in the vertical initial signal of next gate drivers (STV), and the first panel 110 begins to write right eye drawing frame data R.
In like manner, when the GCK675 of right eye drawing frame data R (540+135=675) transferred low signal to by high signal, luminous zone BL1 lighted again, and the second panel 120 can make the light that passes through produce the polarization of 45 degree, and that human eye is seen in this zone is right eye drawing frame data R.
In brief, refer again to Fig. 4, polaroid glasses S comprises a left eye glasses LE and a right eye glasses RE, and left eye glasses LE and right eye glasses RE are respectively and have the first angle the polaroid (for example 45 degree) of (for example 135 degree) and the second angle.The operating principle of three-dimensional stereo display system 150 is as follows: the first, system send left eye data-right eye data-left eye data in proper order with 120Hz ... to the first panel 110.Second: when the first panel 110 was received left eye data, the second panel 120 was driven, and the light that makes output is 45 degree polarizations, and therefore light deliver to left eye to left eye data by left eye glasses LE.When the first panel 110 was received right eye data, the second panel 120 was driven, and the light that makes output is 135 degree polarizations, and therefore light deliver to right eye to right eye data by right eye glasses RE.
The thin-film transistor TFT2-TFT8 operation of those sub-panel unit 128 of luminous zone BL2-BL8 and corresponding the second panel 120 is analogized by the thin-film transistor TFT1 of those sub-panel unit 128 of above-mentioned luminous zone BL1 and corresponding the second panel 120, and for example the gate electrode side output signal of the thin-film transistor TFT2-TFT8 of the sub-panel unit 128 of the luminous zone BL2-BL8 switching signal of scanning backlight unit 130 and the second panel 120 postpones respectively 135H, 270H, 405H, 540H, 675H, 810H and 945H.
In other words, the invention provides a kind of three-dimensional stereo display method, comprise the following step: provide a three-dimensional stereo display device 102, comprise one first panel 110, one second panel 120 and a back light unit 130, wherein this first panel 110 comprises N * M bar gate line, the second panel 120 comprises N sub-panel unit, back light unit 130 comprises N luminous zone, N and M are all positive integer greater than 2, and (for example the gate line number of the present embodiment is 1080 and equals 8 districts and be multiplied by 135, then N equals 8, M and equals 135); When the 1st gate drivers initial signal (STV) when sending, export the 1st order 1 grid frequency signal (GCK); When this first panel 110 is sequentially exported [1+ (n-1) * M] individual grid frequency signal (GCK), the corresponding gate electrode side output signal of the second panel 120 is sequentially opened n thin-film transistor of sub-panel unit, and wherein n is that positive integer 1 is sequentially to N; When [N * M/2+n * M] individual grid frequency signal (GCK) transfers low signal to by high signal, light n luminous zone of back light unit 130, and wherein the width of the high signal of the gate electrode side output signal of the second panel 120 must be wider than the width of the gate electrode side output signal of the first panel 110; When opened n luminous zone of this back light unit 130, first and second panel 110,120 opposed area had arrived the state of setting, and the second panel 120 makes the light that passes through produce the polarization of the first angle; And the sweep time of [(n-1) * M] gate line after the 2nd gate drivers initial signal (STV) sent, n luminous zone of this back light unit 130 sequentially closed.
Three-dimensional stereo display method of the present invention also comprises the following step: when the 2nd gate drivers initial signal (STV) when sending, export the 2nd order 1 grid frequency signal (GCK); When this first panel 110 sequentially outputs to [1+ (n-1) * M] individual grid frequency signal (GCK), the corresponding gate electrode side output signal of the second panel 120 is sequentially opened the thin-film transistor of n sub-panel unit, and wherein n is that positive integer 1 is sequentially to N; When [N * M/2+n * M] individual grid frequency signal (GCK) transfers low signal to by high signal, light n luminous zone of back light unit 130, and wherein the width of the high signal of the gate electrode side output signal of the second panel 120 must be wider than the width of the gate electrode side output signal of the first panel 110; When opened n luminous zone of back light unit 130, first and second panel 110,120 opposed area had arrived the state of setting, and the second panel 120 makes the light that passes through produce the polarization of the second angle; And the sweep time of [(n-1) * M] gate line after the 3rd gate drivers initial signal (STV) sent, n luminous zone of back light unit 130 sequentially closed.
During can getting each picture frame (Frame) by calculating formula 2, the invention provides the receivable brightness ratio of human eye is 4/9 (that is light utilization of scanning backlight unit 130), compares prior art and only has 1/3, increases by 11.1% brightness.
V
Total=1080+135=1215 (calculating formula 2)
Moreover, grid frequency signal (GCK) frequency of prior art is 190.56KHz (120*1588=190.56K), and grid frequency signal of the present invention (G CK) frequency is 145.8KHz (120*1215=145.8K), uses as can be known the liquid crystal drive of the first panel 110 of the present invention than power saving by formula 2.Compared to prior art, but the liquid crystal drive power saving 23.48% of the first panel 110 of the present invention (1-(145.8/190.56)=23.48%).
P=1/2 * CV
2F (formula 2)
Prior art can be selected the higher light-emitting diode of drive current in order to increase backlight unit brightness to the acceptable degree of user, so will increase cost, increase power consumption, and will cause reduce the useful life of light-emitting diode.Compared to prior art, the present invention need not increase backlight unit brightness under human eye receives same brightness, so the present invention is than tool cost and savings advantage.
The light transmission of institute's making alive and liquid crystal molecule is not linear between the thin film transistor base plate of the first panel 110 and colored filter substrate.When operating the first panel 110, by changing thin film transistor base plate and colored filter substrate institute making alive size changing the light transmission of liquid crystal molecule, thereby demonstrate image.And institute's making alive is called an ancient woman's ornament agate voltage between thin film transistor base plate and colored filter substrate.The second panel 120 driving voltages of the present invention can use an ancient woman's ornament agate voltage ( Vgamma 1,6,7,12) and the common voltage (Vcom) of the first panel 110, as shown in Figure 8.(Vgamma 1 for an ancient woman's ornament agate voltage, 6,7,12) the difference corresponding voltage is selected four kinds of output voltages (6.1V, 1V, 4.9V and 10V) of circuit, and make respectively between the optical axis direction of the second panel 120 liquid crystal and the LCD alignment axle and have four kinds of angles, four kinds of angles are respectively 135 degree, 45 degree, 135 degree and 45 degree.
With reference to figure 9, it shows the driving calcspar of whole three-dimensional stereo display system 150.An ancient woman's ornament agate loop and is connected to an ancient woman's ornament agate voltage ( Vgamma 1,6,7,12) voltage selecting circuit (Voltage selecting circuit) of the second panel 120 except the source electrode driven integrated circuit that an ancient woman's ornament agate voltage to the first panel 110 is provided.Common voltage circuit (Vcom circuit) provides common voltage (Vcom) to the first panel 110 and the second panel 120.These drive the voltage of the second panel 120 and common voltage (Vcom) can be directly from the first panel 110 designed an ancient woman's ornament agate voltage and common voltage (Vcom), needn't look like prior art, re-uses in addition circuit and produce, so circuit cost is lower.
The time schedule controller of the first panel 110 (T-CON) is as long as produce in addition the gate electrode side signal of the second panel 120, and the grid-driving integrated circuit of delivering to the second panel 120 is combined in the circuit of panel (GIP).Voltage selecting circuit calculate gate drivers initial signal (STV) picture frame (Frame 1,2,3 ...) number of times sequentially exports four kinds of voltages (6.1V, 1V, 4.9V and 10V) as the source electrode line voltage of the second panel, as shown in figure 10.
Refer again to Fig. 9, the driving of scanning backlight unit 130 is then calculated grid frequency signal (GCK) by primaries device (BL Driver) and is controlled the unlatching of each luminous zone BL1-BL8 and close (ON/OFF).Therefore, compared to prior art, the present invention can finish three-dimensional stereo display system as long as increase voltage selecting circuit.
Because the luminous zone number of the sub-panel number of unit of the second panel and scanning backlight unit must be the factor of a plurality of gate lines of the first panel, therefore in other embodiments, (that is the first drive electrode substrate comprises the first drive electrode of 3,4 and 12 also the second panel designs can be become 3,4 and 12 sub-panel units, the second drive electrode substrate also comprises the second drive electrode of 3,4 and 12), the scanning backlight unit comprises 3,4 and 12 luminous zones.The type of drive of whole three-dimensional stereo display system (its second panel comprises 3,4 and 12 sub-panel units) and operation are to be analogized with three-dimensional stereo display system type of drive and the operation of (its second panel comprises 8 sub-panel units), and there is no need to go into details.
Compared to prior art, comprehensive improvement three-dimensional stereo display system of the present invention (the second panel comprises 3,4,8 and 12 sub-panel units) but the percentage of power saving, such as following table:
When the luminous zone number of the sub-panel number of unit of the second panel and scanning backlight unit was more, the light utilization of the electricity-saving rate of the liquid crystal drive of the first panel and scanning backlight unit was higher.
In sum, be only notebook invention for presenting execution mode or the embodiment of the technological means that adopts of dealing with problems, be not the scope that limits patent working of the present invention.Be that patent claim context all and of the present invention conforms to, or change and modification according to the equalization that claim of the present invention is done, be all claim of the present invention and contain.
Claims (9)
1. a three-dimensional stereo display device is characterized in that, comprises:
One first panel comprises one first liquid crystal layer, and this first panel is in order to provide a left-eye images and a right-eye image; This first panel also comprises a thin film transistor base plate, and this thin film transistor base plate comprises N * M bar gate line, and N and M are all the positive integer greater than 2, and those gate line horizontal expansion configurations are also vertically sequentially arranged;
One second panel comprises one first drive electrode substrate, one second liquid crystal layer and one second drive electrode substrate, this second liquid crystal layer is disposed between this first drive electrode substrate and this second drive electrode substrate, with so that the light that passes through produces the polarization of one first angle or one second angle, wherein this second panel comprises at least N sub-panel unit; And
One back light unit, be disposed at this first panel below, and comprise at least N luminous zone, it corresponds respectively to this at least N sub-panel unit, to provide light source to this first panel and the second panel, each sub-panel unit and each luminous zone correspondence include the zone of M bar gate line, wherein are made as the time of scanning M bar gate line between a vertical dead space.
2. three-dimensional stereo display device as claimed in claim 1 is characterized in that N equals 3, and the wherein one of this first drive electrode substrate and this second drive electrode substrate comprises the first drive electrode of at least three, and those first drive electrodes are electrical isolation each other.
3. three-dimensional stereo display device as claimed in claim 2 is characterized in that, the wherein another one of this first drive electrode substrate and this second drive electrode substrate also comprises the second drive electrode of at least three, corresponds respectively to those the first drive electrodes.
4. three-dimensional stereo display device as claimed in claim 1, it is characterized in that, the driving voltage of this second panel uses four an ancient woman's ornament agate voltage and a common voltage of this first panel, and wherein institute's making alive is called an ancient woman's ornament agate voltage between thin film transistor base plate and colored filter substrate.
5. three-dimensional stereo display device as claimed in claim 4, it is characterized in that, these four an ancient woman's ornament agate voltages are respectively to four kinds of output voltages of a voltage selecting circuit that should the second panel, and make respectively between the liquid crystal optic axis direction of this second liquid crystal layer and the LCD alignment axle and have four kinds of angles.
6. three-dimensional stereo display device as claimed in claim 5, it is characterized in that, this voltage selecting circuit calculate this first panel time schedule controller the gate drivers initial signal the picture frame number of times and sequentially export this four kinds of output voltages, with the source electrode line voltage as this second panel.
7. a three-dimensional stereo display system is characterized in that, comprises:
One three-dimensional stereo display device comprises:
One first panel comprises one first liquid crystal layer, and this first panel is in order to provide a left-eye images and a right-eye image; This first panel also comprises a thin film transistor base plate, and this thin film transistor base plate comprises N * M bar gate line, and N and M are all the positive integer greater than 2, and those gate line horizontal expansion configurations are also vertically sequentially arranged;
One second panel comprises one first drive electrode substrate, one second liquid crystal layer and one second drive electrode substrate, this second liquid crystal layer is disposed between this first drive electrode substrate and this second drive electrode substrate, with so that the light that passes through produces the polarization of one first angle or one second angle, wherein this second panel comprises at least N sub-panel unit; And
One back light unit, be disposed at this first panel below, and comprise at least N luminous zone, it corresponds respectively to this at least N sub-panel unit, to provide light source to this first panel and the second panel, each sub-panel unit and each luminous zone correspondence include the zone of M bar gate line, wherein are made as the time of scanning M bar gate line between a vertical dead space; And
One polaroid glasses comprise two polaroids with this first angle and second angle.
8. a three-dimensional stereo display method is characterized in that, comprises the following step:
One three-dimensional stereo display device is provided, comprise one first panel, one second panel and a back light unit, wherein this first panel comprises N * M bar gate line, this second panel comprises N sub-panel unit, this back light unit comprises N luminous zone, N and M are all the positive integer greater than 2, and each sub-panel unit and each luminous zone correspondence include the zone of M bar gate line, wherein are made as the time of scanning M bar gate line between a vertical dead space;
When the 1st gate drivers initial signal sent, export 1 grid frequency signal of the 1st order;
When this first panel was sequentially exported [1+ (n-1) * M] individual grid frequency signal, the corresponding gate electrode side output signal of this second panel was sequentially opened a thin-film transistor of n sub-panel unit, and wherein n is that positive integer 1 is sequentially to N;
When [N * M/2+n * M] individual grid frequency signal transfers low signal to by high signal, light n luminous zone of this back light unit, and wherein the width of the high signal of the gate electrode side output signal of this second panel must be wider than the width of the gate electrode side output signal of this first panel;
When opened n luminous zone of this back light unit, the opposed area of this first and second panel had arrived the state of setting, and this second panel makes the light that passes through produce the polarization of one first angle; And
The sweep time of [(n-1) * M] gate line after the 2nd gate drivers initial signal sent, n luminous zone of this back light unit sequentially closed.
9. three-dimensional stereo display method as claimed in claim 8 is characterized in that, also comprises the following step:
When the 2nd gate drivers initial signal sent, export 1 grid frequency signal of the 2nd order;
When this first panel sequentially outputed to [1+ (n-1) * M] individual grid frequency signal, the corresponding gate electrode side output signal of this second panel was sequentially opened the thin-film transistor of n sub-panel unit, and wherein n is that positive integer 1 is sequentially to N;
When [N * M/2+n * M] individual grid frequency signal transfers low signal to by high signal, light n luminous zone of this back light unit, and wherein the width of the high signal of the gate electrode side output signal of this second panel must be wider than the width of the gate electrode side output signal of this first panel;
When opened n luminous zone of this back light unit, the opposed area of this first and second panel had arrived the state of setting, and this second panel makes the light that passes through produce the polarization of one second angle; And
The sweep time of [(n-1) * M] gate line after the 3rd gate drivers initial signal sent, n luminous zone of this back light unit sequentially closed.
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| CN102759805A (en) * | 2012-07-18 | 2012-10-31 | 京东方科技集团股份有限公司 | 3D (three-dimensional) display device and system |
| CN103744228A (en) * | 2013-11-29 | 2014-04-23 | 深圳市华星光电技术有限公司 | Three-dimensional liquid crystal display device and control method thereof |
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| CN1955793A (en) * | 2005-10-26 | 2007-05-02 | 三星电子株式会社 | Liquid crystal display and method of driving the same |
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| JP4934975B2 (en) * | 2005-03-17 | 2012-05-23 | エプソンイメージングデバイス株式会社 | Image display device |
| CN101356832B (en) * | 2006-05-04 | 2011-06-22 | 三星电子株式会社 | High resolution autostereoscopic display apparatus with interlaced image |
| CN201440192U (en) * | 2009-06-17 | 2010-04-21 | 华映光电股份有限公司 | Three-dimensional monitor |
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| CN1955793A (en) * | 2005-10-26 | 2007-05-02 | 三星电子株式会社 | Liquid crystal display and method of driving the same |
| CN101556410A (en) * | 2008-04-08 | 2009-10-14 | 博海帝斯科技公司 | Automatic holographic display device |
| CN102193204A (en) * | 2010-03-11 | 2011-09-21 | 京东方科技集团股份有限公司 | Stereoscopic display and stereoscopic display system |
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