CN202533685U - Two-dimensional (2D) / three-dimensional (3D) switching device and display device - Google Patents
Two-dimensional (2D) / three-dimensional (3D) switching device and display device Download PDFInfo
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- CN202533685U CN202533685U CN2012202164144U CN201220216414U CN202533685U CN 202533685 U CN202533685 U CN 202533685U CN 2012202164144 U CN2012202164144 U CN 2012202164144U CN 201220216414 U CN201220216414 U CN 201220216414U CN 202533685 U CN202533685 U CN 202533685U
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Abstract
The utility model relates to the technical field of displaying and discloses a two-dimensional (2D) / three-dimensional (3D) switching device and a display device. The 2D / 3D switching device comprises a 3D switching device and a cholesteric liquid crystal box placed on a light-emitting face of the 3D switching device. The cholesteric liquid crystal box is driven by a vertical electric field, and comprises an upper substrate, a lower substrate and cholesteric liquid crystals packed between the upper substrate and the lower substrate. The lower surface of the upper substrate is provided with a first electrode, the upper surface of the lower substrate is provided with a second electrode, the light-passing state of the cholesteric liquid crystal box is controlled through power-on states of the first electrode and the second electrode, and therefore switching between 2D display and 3D display is achieved, and partial 2D / 3D display of the display device can be achieved. According to the 2D / 3D switching device and the display device, power consumption needed by the display device can be effectively reduced, and green environmental protection is achieved.
Description
Technical field
The utility model relates to the display technique field, relates in particular to a kind of 2D/3D switching device shifter and display device.
Background technology
3D stereo display can bring true to nature, lively sense organ to people, more and more receives publicity.The 3D demonstration is divided into bore hole formula and spectacle; The technology of spectacle main flow has initiatively fast gate-type (shutter glass) and polaroid glasses formula (pattern retard), and bore hole formula 3D shows that the technology of present comparative maturity mainly contains parallax baffle raster pattern and post lenticulation formula.
In addition; Bore hole formula 3D also has kind of the display mode that can realize the 2D/3D switching, is exactly with disparity barrier or lens pillar and polymer dispersed liquid crystal film (Polymer dispersed liquid crystal, PDLC) range upon range of being arranged between backlight module and the display panel; The two cooperatively interacts and realizes the switching of 2D/3D; Its principle is when carrying out the 3D demonstration, the polymer dispersed liquid crystal film layer to be powered up; Make it transparent fully, thereby the effect that this moment, disparity barrier or lens pillar can play beam split realize 3D effect; When carrying out the 2D demonstration; The polymer dispersed liquid crystal film layer is not powered up, can be from the light of disparity barrier or lens pillar outgoing by the scattering of polymer dispersed liquid crystal film layer, the meeting that therefore arrives display panel is a scattered light; Realize the 2D effect, thereby realize the switching of 2D/3D.
The functional device that above-mentioned realization 2D/3D switches when realizing that 3D shows, also needs extra power supply to drive and keeps; Increase the energy consumption of display device, do not satisfied the green display spare requirement of current energy-conserving and environment-protective, in addition; The functional device that above-mentioned realization 2D/3D switches; When showing, can only realize that whole screen All Ranges carries out 2D or 3D simultaneously and shows, show the function of switching and can't carry out local 2D/3D.
The utility model content
The utility model technical matters to be solved is in can realizing the display device that 2D/3D switches; When carrying out 3D or 2D demonstration; Only need when carrying out the 2D/3D conversion, apply voltage, treat that said switching device shifter can remove voltage after in stable condition, thereby reduced the energy consumption of display device switching device shifter; And, can realize that local 2D shows and 3D shows through the electrode that is positioned at said switching device shifter upper substrate and infrabasal plate surface is controlled.
For solving the problems of the technologies described above, the utility model provides technical scheme following:
The utility model embodiment provides a kind of 2D/3D switching device shifter, comprises 3D conversion equipment and the cholesteryl liquid crystal box that is positioned at said 3D conversion equipment exiting surface; Said cholesteryl liquid crystal box comprise upper substrate, infrabasal plate and be filled in upper substrate and infrabasal plate between cholesteryl liquid crystal, the lower surface of said upper substrate is provided with first electrode, the upper surface of said infrabasal plate is provided with second electrode.
Further, in the above-mentioned 2D/3D switching device shifter, said first electrode and said second electrode are the monoblock electrode;
Or said first electrode is the monoblock electrode, and said second electrode comprises the polylith block type electrode;
Or said first electrode comprises the polylith block type electrode, and said second electrode is the monoblock electrode;
Or said first electrode comprises the polylith block type electrode, and said second electrode is drawn together the polylith block type electrode.
Further; In the above-mentioned 2D/3D switching device shifter; Said cholesteryl liquid crystal box comprise upper substrate, infrabasal plate and be filled in upper substrate and infrabasal plate between cholesteryl liquid crystal; Said upper substrate is a monoblock electrode; Said infrabasal plate comprises a plurality of regional liquid crystal control modules and many drive signal line and the control signal wires that are connected with said regional liquid crystal control module, and each said regional liquid crystal control module comprises thin film transistor (TFT) and the block type electrode that is connected with said thin film transistor (TFT), and each said regional liquid crystal control module comprises thin film transistor (TFT) and the block type electrode that is connected with the drain electrode of said thin film transistor (TFT); Said drive signal line is connected with the source electrode of said thin film transistor (TFT), and said control signal wire is connected with the grid of said thin film transistor (TFT);
Or; Said upper substrate comprises a plurality of regional liquid crystal control modules and many drive signal line and the control signal wires that are connected with said regional liquid crystal control module; Each said regional liquid crystal control module comprises thin film transistor (TFT) and the block type electrode that is connected with the drain electrode of said thin film transistor (TFT); Said drive signal line is connected with the source electrode of said thin film transistor (TFT), and said control signal wire is connected with the grid of said thin film transistor (TFT), and said infrabasal plate is a monoblock electrode;
Or; Said upper substrate comprises a plurality of regional liquid crystal control modules and many drive signal line and the control signal wires that are connected with said regional liquid crystal control module; Each said regional liquid crystal control module comprises thin film transistor (TFT) and the block type electrode that is connected with the drain electrode of said thin film transistor (TFT); Said drive signal line is connected with the source electrode of said thin film transistor (TFT), and said control signal wire is connected with the grid of said thin film transistor (TFT); Said infrabasal plate comprises a plurality of regional liquid crystal control modules and many drive signal line and the control signal wires that are connected with said regional liquid crystal control module; Each said regional liquid crystal control module comprises thin film transistor (TFT) and the block type electrode that is connected with the drain electrode of said thin film transistor (TFT); Said drive signal line is connected with the source electrode of said thin film transistor (TFT), and said control signal wire is connected with the grid of said thin film transistor (TFT).
Further, in the above-mentioned 2D/3D switching device shifter, said 3D switching device shifter is disparity barrier or lens pillar.
The utility model embodiment provides a kind of display device; Comprise: display panel, 2D/3D switching device shifter and module backlight; Wherein, Said display panel is a liquid crystal panel, and said 2D/3D switching device shifter is above-mentioned 2D/3D switching device shifter, and said 2D/3D switching device shifter is between said display panel and said module backlight; Or said 2D/3D switching device shifter is positioned at the bright dipping side of said display panel, and said module backlight is positioned at the incident side of said display panel.
The utility model embodiment provides also a kind of display device; Comprise: display panel, 2D/3D switching device shifter; Wherein, Said display panel is the Autoluminescence display panel, and said 2D/3D switching device shifter is above-mentioned 2D/3D switching device shifter, and said 2D/3D switching device shifter is positioned at the bright dipping side of said display panel.
Further, above-mentioned Autoluminescence display panel is an oled panel, or plasma panel.
Description of drawings
The synoptic diagram of the 2D/3D switching device shifter that Fig. 1 the utility model provides;
The synoptic diagram of the cholesteryl liquid crystal box that Fig. 2 provides for the utility model;
Fig. 3 is the synoptic diagram of a kind of display device of the employing 2D/3D switching device shifter that the utility model provided;
Synoptic diagram when Fig. 4 (a) carries out the 3D demonstration for a kind of display device that adopts the 2D/3D switching device shifter that the utility model provided;
Synoptic diagram when Fig. 4 (b) carries out the 2D demonstration for a kind of display device that adopts the 2D/3D switching device shifter that the utility model provided;
Fig. 5 (a) is the electrode synoptic diagram of wherein a kind of shape of being positioned at the cholesteryl liquid crystal box substrate upper surface that the utility model provides;
Fig. 5 (b) is the electrode synoptic diagram of wherein a kind of shape of being positioned at the cholesteryl liquid crystal box substrate lower surface that the utility model provides;
Fig. 6 carries out the synoptic diagram that local 2D/3D shows for a kind of display device that adopts the 2D/3D switching device shifter that the utility model provided;
The synoptic diagram of wherein a kind of local liquid crystal control module that the cholesteryl liquid crystal box infrabasal plate that Fig. 7 provides for the utility model is surperficial.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the embodiment of the utility model is explained further details.Following examples are used to explain the utility model, but are not used for limiting the scope of the utility model.
Embodiment one
The utility model embodiment provides a kind of 2D/3D switching device shifter, and is as shown in Figure 1, and this 2D/3D switching device shifter 1 comprises: cholesteryl liquid crystal box 11 and 3D conversion equipment 12.The structure of said cholesteryl liquid crystal box 11 is as shown in Figure 2; Comprise; Upper substrate 110, infrabasal plate 111 and be filled in upper substrate and infrabasal plate between cholesteryl liquid crystal 112; Wherein, the lower surface of said upper substrate 110 is provided with first electrode 1101, and the upper surface of said infrabasal plate 111 is provided with second electrode 1111.
In the present embodiment, said 3D conversion equipment 12 is a disparity barrier.Need to prove that this 3D conversion equipment 12 is not limited in disparity barrier, also can other can realize the device of 3D conversion for lens pillar etc.
Because the bi-stable character of cholesteryl liquid crystal self, the cholesteryl liquid crystal box 11 in the present embodiment can be complete clear state in original state under situation about not powering up, and the direction of propagation of incident light is not exerted an influence; This moment is through inserting a Vcom voltage (common electric voltage) to first electrode 1101; Second electrode 1111 is inserted a low-voltage Von, cholesteryl liquid crystal 112 is converted into by planar texture is focal conic texture, cholesteryl liquid crystal box 11 shows as scattering state; This state is a kind of metastable condition; Remove electric field (that is, removing the voltage that is applied to first electrode 1101 and second electrode 1111), this state can continue to keep.And when cholesteryl liquid crystal box 11 is scattering state; Through first electrode 1101 is inserted a Vcom voltage (common electric voltage); Second electrode 1111 is inserted a high voltage Von ', make cholesteryl liquid crystal 112 vertical orientated along direction of an electric field, cholesteryl liquid crystal box 11 changes complete clear state into by scattering states; Remove electric field then fast and make cholesteryl liquid crystal 112 become the minimum planar texture of energy, still can keep complete pellucidity by original vertical arrangement; At this moment, the direction of propagation of 11 pairs of incident lights of cholesteryl liquid crystal box does not exert an influence.(cholesteryl liquid crystal 112 is not in that to be complete pellucidity along direction of an electric field under vertical orientated be stable state through first electrode 1101 and second electrode 1111 being applied voltage respectively; Need voltage to keep; But; After removing electric field fast, cholesteryl liquid crystal 112 can become the minimum planar texture of energy by original vertical arrangement, still can keep complete pellucidity).
Because cholesteryl liquid crystal box 11 has These characteristics; So the 2D/3D switching device shifter that the utility model embodiment provides only need be first electrode of cholesteryl liquid crystal box 11 and second electrode application voltage in a flash what carry out that 2D/3D switches; Therefore energy consumption is less, can effectively reduce the required power consumption of display device, realize environmental protection.
Embodiment two
How to realize that below in conjunction with two pairs of the utility model of embodiment the 2D/3D switching is elaborated.
As shown in Figure 3; Present embodiment is a liquid crystal panel with said display panel; Said 2D/3D switching device shifter is between said display panel 2 and said module backlight 3; And said 3D conversion equipment is a disparity barrier, and to be the monoblock electrode be that example describes with being positioned at second electrode on the cholesteryl liquid crystal box infrabasal plate to be positioned at first electrode on the cholesteryl liquid crystal box upper substrate.
Shown in Fig. 4 (a) and combine Fig. 2, at this moment, this display device is carried out 3D and is shown; 2D/3D switching device shifter 1 is an original state, and the electrode of cholesteryl liquid crystal box 11 does not power up, at this moment; Cholesteryl liquid crystal 112 in the cholesteryl liquid crystal box 11 is planar texture, and cholesteryl liquid crystal box 11 shows as complete pellucidity, and the light of being launched by back light unit 3 is blocked by disparity barrier 12 through a part of light in disparity barrier 12 backs; Part light is injected cholesteryl liquid crystal box 11 through behind the disparity barrier 12; At this moment, because cholesteryl liquid crystal box 11 shows as complete pellucidity, the direction of propagation of injecting the light of cholesteryl liquid crystal box 11 does not change; Inject display unit 2 along the original direction of propagation; Light through showing the pixel cell of eye image in the display unit 2 finally arrives the right eye vision area, finally arrives the left eye vision area through the light that shows the pixel cell of left-eye image in the display unit 2, and beholder's right and left eyes is seen left-eye image and eye image respectively; Through the synthetic final 3D rendering that forms of brain, realize that 3D shows.
Shown in Fig. 4 (b) and combine Fig. 2, at this moment, this display device shows that by 3D converting 2D into shows; Specific embodiments does, for first transparency electrode, 1101 accesses, the one Vcom voltage (common electric voltage) of cholesteryl liquid crystal box 11, is that second transparency electrode 1111 of cholesteryl liquid crystal box 11 inserts a low-voltage Von; Cholesteryl liquid crystal 112 in the cholesteryl liquid crystal box 11 is converted into by planar texture and is focal conic texture, and cholesteryl liquid crystal box 11 shows as scattering state, and this state is a kind of metastable condition; Remove electric field, this state can continue to keep, at this moment; The light that is emitted by back light unit 3 is blocked by disparity barrier 12 through a part of light in disparity barrier 12 backs, and a part of light is injected cholesteryl liquid crystal box 11 through behind the disparity barrier 12, at this moment; Because cholesteryl liquid crystal box 11 shows as scattering state, scattering takes place through cholesteric liquid crystal layers 112 backs in the light of injecting cholesteryl liquid crystal box 11, simultaneously; The 2D image that cooperates display unit 2 to be shown; Realize that 2D shows, owing to show and convert in the 2D procedure for displaying carrying out 3D, only need be first electrode of cholesteryl liquid crystal box 11 and second electrode application voltage in a flash what switch; Treat just to remove voltage rapidly after this cholesteryl liquid crystal box 11 is in scattering state; Cholesteryl liquid crystal box 11 still can keep scattering state, so energy consumption is less, can effectively reduce the required power consumption of display device, realize environmental protection.
When this display device need be reduced into the 3D demonstration, be that first transparency electrode 1101 of cholesteryl liquid crystal box 11 inserts a Vcom voltage, be second transparency electrode 1111 adds high voltage Von '; At this moment, the cholesteryl liquid crystal 112 in the cholesteryl liquid crystal box 11 is vertical orientated along direction of an electric field, and cholesteryl liquid crystal box 11 changes complete clear state into by scattering states; Therefore; The light ray propagation direction of injecting cholesteryl liquid crystal box 11 does not change, and injects display unit 2 along the original direction of propagation, finally arrives the right eye vision area through the light that shows the pixel cell of eye image in the display unit 2; Light through showing the pixel cell of left-eye image in the display unit 2 finally arrives the left eye vision area; Beholder's right and left eyes is seen left-eye image and eye image respectively, through the synthetic final 3D rendering that forms of brain, realizes that 3D shows.But because cholesteryl liquid crystal 112 is not stable state under this state, need voltage to keep, for this reason, can remove electric field fast, cholesteryl liquid crystal 112 becomes the minimum planar texture of energy by original vertical arrangement, at this moment, still can realize the display effect of 3D.Show and to convert in the 3D procedure for displaying carrying out 2D; Need be in a flash first electrode of cholesteryl liquid crystal box 11 and second electrode application voltage only what switch; Treat just to remove voltage rapidly after this cholesteryl liquid crystal box 11 is in pellucidity; Cholesteryl liquid crystal box 11 still can be in complete pellucidity, so energy consumption is less, can effectively reduce the required power consumption of display device, realize environmental protection.
The utility model can also carry out the demonstration of local 2D image and local 3D rendering simultaneously through thereby the electrode setting that lays respectively at this cholesteryl liquid crystal box upper and lower base plate surface being realized a display device.Different with the electrode on the upper and lower base plate surface that lays respectively at the cholesteryl liquid crystal box described in the foregoing description is, the electrode in the present embodiment is set to, and first electrode is the monoblock electrode, and second electrode comprises the polylith block type electrode; Or first electrode comprise the polylith block type electrode, second electrode is the monoblock electrode; Or said first electrode comprises the polylith block type electrode, and said second electrode comprises the polylith block type electrode.
The described monoblock electrode of the utility model is meant said electrode for covering a monoblock electrode of whole base plate, and the described block type electrode of the utility model is meant the electrode of the polylith subregion control that covers whole base plate.
The described low voltage range of each embodiment of the utility model is 5V-15V, and described high voltage range is 20V-100V, and those skilled in the art can select suitable voltage according to the practical design demand.
Comprise the polylith block type electrode with said first electrode below; And said block type electrode is many rules parallel strip-like electrodes; Said second electrode comprises the polylith block type electrode; And said block type electrode is that many parallel strip-like electrodes are that example describes present embodiment; Shown in Fig. 5 (a) and Fig. 5 (b), the electrode that is positioned at cholesteryl liquid crystal box 11 upper substrates 110 surfaces is set to electrode 1101a, 1101b and the 1101c of vertical bar shape, is positioned at cholesteryl liquid crystal box 11 infrabasal plates 111 surperficial second electrodes and is set to horizontal stripe shape electrode 1111a and 1111b.
Shown in Fig. 5 (a) and Fig. 5 (b) and combine Fig. 4 (a); When electrode 1101a, 1101b and the 1101c on these cholesteryl liquid crystal box 11 upper substrates 110 surfaces do not power up; When the electrode 1111a on infrabasal plate 111 surfaces and 1111b did not power up, at this moment, display device realized that 3D shows; The 3D displaying principle is identical among displaying principle and the embodiment two, does not do at this and gives unnecessary details.
Shown in Fig. 5 (a) and Fig. 5 (b) and combine Fig. 4 (b); When electrode 1101a, 1101b and the 1101c on these cholesteryl liquid crystal box 11 upper substrates 110 surfaces all insert a Vcom voltage; When the electrode 1111a on infrabasal plate 111 surfaces and 1111b all insert a low-voltage Von, at this moment, realize that 2D shows; The 2D displaying principle is identical among displaying principle and the embodiment two, does not do at this and gives unnecessary details.
Shown in Fig. 5 (a) and Fig. 5 (b) and combine Fig. 4 (a); When need were reduced into the 3D demonstration, 110 surperficial electrode 1101a, 1101b and 1101c inserted a Vcom voltage for these cholesteryl liquid crystal box 11 upper substrates, and the electrode 1111a and the 1111b on infrabasal plate 111 surfaces all insert a high voltage Von '; At this moment; Realize that 2D is shown to the switching that 3D shows, switching principle is identical with the principle of 2D/3D switching among the embodiment two, does not do at this and gives unnecessary details.
When needs carry out local 3D when showing, can be chosen as that partial electrode powers up or do not power up in cholesteryl liquid crystal box 11 upper and lower base plates, for example; Shown in Fig. 5 (a) and Fig. 5 (b) and combine Fig. 6, add a Vcom voltage for the electrode 1101a and the 1101c that are positioned at these cholesteryl liquid crystal box 11 upper substrates 110 surfaces, give simultaneously to be positioned at infrabasal plate 111 surperficial electrode 1111a and 1111b and to add a low-voltage Von; At this moment, the part that electrode 1101a and 1101c and electrode 1111a and 1111b overlap can produce electric field, and the cholesteryl liquid crystal state that is positioned at electrode 1101a and 1101c top becomes focal conic texture; At this moment, as shown in Figure 6, the cholesteryl liquid crystal of counter electrode 1101a and electrode 1101c part is a scattering state in the cholesteryl liquid crystal box 11; At this moment, by the light that back light unit 3 sends, pass through and after disparity barrier 12 is injected this part of cholesteryl liquid crystal box 11 scattering takes place; Simultaneously, be the corresponding partial pixel of the part of scattering state and show the 2D image in the display unit 2 with in the cholesteryl liquid crystal box 11, thus; This part realizes that 2D shows, because electrode 1101b does not insert voltage, therefore; The cholesteryl liquid crystal state that is positioned at this electrode 1101b top does not change, and still is initial complete clear state, therefore; This part in the cholesteryl liquid crystal box 11 is complete pellucidity, by the light that back light unit 3 sends, injects in the cholesteryl liquid crystal box 11 through disparity barrier; This part light ray propagation direction does not change, and injects display unit 2 along the original direction of propagation, finally arrives the right eye vision area through the light that shows the pixel cell of eye image in the display unit 2; Light through showing the pixel cell of left-eye image in the display unit 2 finally arrives the left eye vision area; Beholder's right and left eyes is seen left-eye image and eye image respectively, through the synthetic final 3D rendering that forms of brain, realizes that 3D shows; In the time need recovering the 3D demonstration to the part of carrying out the 2D demonstration; Only need insert a high voltage Von ' for the pairing electrode 1111a of this part cholesteryl liquid crystal and 1111b; Thereby control this part cholesteryl liquid crystal and be complete clear state; Can realize that 3D shows, this displaying principle is identical with the principle of realization 2D/3D switching among the embodiment two, does not do at this and gives unnecessary details.
Need to prove,, can optionally control the different piece electrode and power up or do not power up according to the needs of actual displayed; Thereby the cholesteryl liquid crystal in the middle of the electrode that is positioned at different piece is controlled; Realize that local 2D shows and 3D shows that present embodiment does not limit this, for example; Electrode 1101a and 1101b to these cholesteryl liquid crystal box upper substrate 110 surfaces insert a Vcom voltage; Electrode 1111a and 1111b to infrabasal plate 111 surface insert a low-voltage Von, thus can realize with electrode 1101a and the corresponding display unit 2 of 1101b in this part carry out the 2D demonstration, other part is carried out the 3D demonstration.
Need to prove, Fig. 5 (a) and Fig. 5 (b) only be to the utility model embodiment wherein two kinds of electrode shapes illustrate, the shape and the number of said block type electrode do not limited; Those skilled in the art can be according to actual needs be provided with the shape and the number of said block type electrode, and for example, upper substrate is 4 square electrode; Infrabasal plate has the strip shaped electric poles of 5 horizontal parallel; Or upper substrate has 7 vertical parallel strip shaped electric poles, and infrabasal plate has 9 square electrode etc., in addition; According to actual needs; Also can be optionally for first electrode that is positioned at cholesteryl liquid crystal box upper substrate optionally inserts a high voltage or low-voltage, for second electrode of the infrabasal plate of cholesteryl liquid crystal box optionally inserts a common electric voltage, the utility model is not done qualification at this.
Embodiment three
The structure of display device and embodiment two are basic identical in the present embodiment; Difference is; This cholesteryl liquid crystal box upper substrate comprises a plurality of regional liquid crystal control modules and many drive signal line and the control signal wires that are connected with said regional liquid crystal control module; Each said regional liquid crystal control module comprises thin film transistor (TFT) and the block type electrode that is connected with the drain electrode of said thin film transistor (TFT); Said drive signal line is connected with the source electrode of said thin film transistor (TFT); Said control signal wire is connected with the grid of said thin film transistor (TFT), and infrabasal plate also comprises a plurality of regional liquid crystal control modules and many drive signal line and the control signal wires that are connected with said regional liquid crystal control module, and each said regional liquid crystal control module comprises thin film transistor (TFT) and the block type electrode that is connected with the drain electrode of said thin film transistor (TFT); Said drive signal line is connected with the source electrode of said thin film transistor (TFT), and said control signal wire is connected with the grid of said thin film transistor (TFT); Perhaps; This cholesteryl liquid crystal box upper substrate comprises a plurality of regional liquid crystal control modules and many drive signal line and the control signal wires that are connected with said regional liquid crystal control module; Each said regional liquid crystal control module comprises thin film transistor (TFT) and the block type electrode that is connected with the drain electrode of said thin film transistor (TFT); Said drive signal line is connected with the source electrode of said thin film transistor (TFT), and said control signal wire is connected with the grid of said thin film transistor (TFT), and infrabasal plate comprises the monoblock block type electrode; Perhaps; This cholesteryl liquid crystal box infrabasal plate comprises a plurality of regional liquid crystal control modules and many drive signal line and the control signal wires that are connected with said regional liquid crystal control module; Each said regional liquid crystal control module comprises thin film transistor (TFT) and the block type electrode that is connected with the drain electrode of said thin film transistor (TFT); Said drive signal line is connected with the source electrode of said thin film transistor (TFT), and said control signal wire is connected with the grid of said thin film transistor (TFT), and upper substrate comprises the monoblock block type electrode.The structure of above-mentioned local liquid crystal control module is identical with the structure of pixel electrode in the generic array substrate; It is also identical to the control principle of pixel electrode with data line to controlling grid scan line in the control principle of electrode and the generic array substrate; On off state through the control signal wire control TFT; The voltage swing of the electrode that is connected with this thin film transistor (TFT) through the drive signal line traffic control, thus the state of the cholesteryl liquid crystal of this electrode top controlled.Adopting the benefit of said structure is to control the state of each several part cholesteryl liquid crystal in the cholesteryl liquid crystal box more accurately.
Like Fig. 6 and shown in Figure 7 and combination Fig. 2, present embodiment is the monoblock electrode with these cholesteryl liquid crystal box 11 upper substrates 110 surface electrodes 1101, and infrabasal plate 111 surfaces comprise 8 regional liquid crystal control modules, two drive signal line b1 and b2 that are connected with said regional liquid crystal control module; And four control signal wire a1, a2, a3, a4 that are connected with said regional liquid crystal control module; Each said regional liquid crystal control module comprises thin film transistor (TFT) and the block type electrode that is connected with the drain electrode of said thin film transistor (TFT), and above-mentioned drive signal line is connected with the source electrode of said thin film transistor (TFT), and the grid of above-mentioned control signal wire and said thin film transistor (TFT) is connected to example and describes; When the 2D demonstration is carried out in the whole viewing areas of needs display device; For upper substrate 110 surface electrodes 1101 insert a Vcom voltage, for infrabasal plate 111 surperficial regional liquid crystal control modules all insert a low-voltage Von, its embodiment does; For drive signal line b1 and b2 insert a voltage Vb; For control signal wire a1, a2, a3, a4 insert a low-voltage Von, at this moment, the thin film transistor (TFT) in the regional liquid crystal control module on infrabasal plate 111 surfaces is all opened; The electrode that is connected with the drain electrode of thin film transistor (TFT) is all inserted a low-voltage Von; This display device realizes that complete 2D shows that displaying principle is identical with embodiment two, does not do at this and gives unnecessary details; Need carry out local 3D when showing that local 2D shows when display device, be that upper substrate 110 surface electrodes 1101 insert Vcom voltages, and selectivity is the access one low-voltage Von of the regional liquid crystal control module on infrabasal plate 111 surfaces; For example, for infrabasal plate surface electrode 1111c and 1111d insert a low-voltage Von, other electrode does not insert voltage; Embodiment does, for control signal wire b1 inserts a voltage Vb, for drive signal line a2 and a3 insert a low-voltage Von; At this moment, the thin film transistor (TFT) that is connected with control signal wire b1 in the regional liquid crystal control module on infrabasal plate 111 surfaces is all opened, at this moment; Owing to have only drive signal line a2 and a3 to be inserted a low-voltage Von, at this moment, have only electrode 1111c and electrode 1111d to be inserted a low-voltage Von; The state variation of cholesteryl liquid crystal that is positioned at electrode 1111c and 1111d top is a focal conic texture, controls simultaneously in the display unit and realizes that with the corresponding zone of this part cholesteryl liquid crystal 2D shows, thereby realize that electrode 1111c and 1111d The corresponding area carry out the 2D demonstration; Because the electrode in other regional liquid crystal control module is not inserted voltage, therefore, the state of this part cholesteryl liquid crystal still is an original state; Therefore, this subregion is carried out 3D and is shown, thus; Realize that local 2D/3D shows that displaying principle is identical with embodiment two, does not do at this and gives unnecessary details; In the time need recovering the 3D demonstration to the part of carrying out the 2D demonstration; Only need insert a high voltage Von ' for the pairing electrode 1111c of this part cholesteryl liquid crystal and 1111d; For electrode 1111c and 1111d insert a high voltage Von ' embodiment and above-mentioned to insert the embodiment of a low-voltage Von identical for electrode 1111c and 1111d; At this moment; The cholesteryl liquid crystal that is positioned at electrode 1111c and 1111d top is along the vertical orientated texture of electric field line direction, thereby realizes that with the corresponding zone of this part cholesteryl liquid crystal 3D shows in the display unit, and this part reverts to 3D and shows; Displaying principle is identical with the principle of realization 2D/3D switching among the embodiment two, does not do at this and gives unnecessary details.
Need to prove; Present embodiment only is that the set-up mode of wherein a kind of local liquid crystal control module of the utility model embodiment is illustrated; The number of said local liquid crystal control module and the electrode shape in the said liquid crystal control module are not limited; Those skilled in the art can be according to actual needs be provided with the number of number, drive signal line and the control signal wire of local liquid crystal control module and the shape and the number of set-up mode and electrode; For example, upper substrate is a monoblock electrode, and infrabasal plate comprises a plurality of regional liquid crystal control modules; Perhaps upper substrate comprises 4 above-mentioned local liquid crystal control modules, and infrabasal plate also comprises 4 above-mentioned local liquid crystal control modules etc.
Embodiment four
The utility model embodiment provides a kind of display device, and is as shown in Figure 3, comprising: display panel 2,2D/3D switching device shifter 1 and module backlight 3, said 2D/3D switching device shifter 1 is between said display panel 2 and said module backlight 3.
Perhaps said 2D/3D switching device shifter 1 is positioned at the bright dipping side of said display panel 2, and said module 3 backlight is positioned at the incident side of said display panel 2.
Wherein, above-mentioned display panel 2 is a liquid crystal panel.
The utility model embodiment also provides a kind of display device, comprising: display panel, 2D/3D switching device shifter, and wherein, said display panel is the Autoluminescence display panel, said 2D/3D switching device shifter is positioned at the bright dipping side of said display panel.
Wherein, above-mentioned Autoluminescence display panel can oled panel, or plasma panel, does not do qualification at this.
The described display device of the utility model embodiment can be above-mentioned liquid crystal panel, oled panel, plasma panel, also can cooperate other display device that the final 2D/3D of realization switches and local 2D/3D shows jointly with the 2D/3D switching device shifter that the utility model is provided for other.
Above embodiment only is used to explain the utility model; And be not the restriction to the utility model; The those of ordinary skill in relevant technologies field under the situation that does not break away from the spirit and scope of the present invention, can also be made various variations and modification; Therefore all technical schemes that are equal to also belong to the category of the utility model, and the scope of patent protection of the utility model should be defined by the claims.
Claims (7)
1. a 2D/3D switching device shifter is characterized in that, comprises 3D conversion equipment and the cholesteryl liquid crystal box that is positioned at said 3D conversion equipment exiting surface; Said cholesteryl liquid crystal box comprise upper substrate, infrabasal plate and be filled in upper substrate and infrabasal plate between cholesteryl liquid crystal, the lower surface of said upper substrate is provided with first electrode, the upper surface of said infrabasal plate is provided with second electrode.
2. 2D/3D switching device shifter as claimed in claim 1 is characterized in that, said first electrode and said second electrode are the monoblock electrode;
Or said first electrode is the monoblock electrode, and said second electrode comprises the polylith block type electrode;
Or said first electrode comprises the polylith block type electrode, and said second electrode is the monoblock electrode;
Or said first electrode comprises the polylith block type electrode, and said second electrode comprises the polylith block type electrode.
3. 2D/3D switching device shifter as claimed in claim 1; It is characterized in that; Said upper substrate is a monoblock electrode; Said infrabasal plate comprises a plurality of regional liquid crystal control modules and many drive signal line and the control signal wires that are connected with said regional liquid crystal control module; Each said regional liquid crystal control module comprises thin film transistor (TFT) and the block type electrode that is connected with the drain electrode of said thin film transistor (TFT), and said drive signal line is connected with the source electrode of said thin film transistor (TFT), and said control signal wire is connected with the grid of said thin film transistor (TFT);
Or; Said upper substrate comprises a plurality of regional liquid crystal control modules and many drive signal line and the control signal wires that are connected with said regional liquid crystal control module; Each said regional liquid crystal control module comprises thin film transistor (TFT) and the block type electrode that is connected with the drain electrode of said thin film transistor (TFT); Said drive signal line is connected with the source electrode of said thin film transistor (TFT), and said control signal wire is connected with the grid of said thin film transistor (TFT), and said infrabasal plate is a monoblock electrode;
Or; Said upper substrate comprises a plurality of regional liquid crystal control modules and many drive signal line and the control signal wires that are connected with said regional liquid crystal control module; Each said regional liquid crystal control module comprises thin film transistor (TFT) and the block type electrode that is connected with the drain electrode of said thin film transistor (TFT); Said drive signal line is connected with the source electrode of said thin film transistor (TFT); Said control signal wire is connected with the grid of said thin film transistor (TFT); Said infrabasal plate comprises a plurality of regional liquid crystal control modules and many drive signal line and the control signal wires that are connected with said regional liquid crystal control module; Each said regional liquid crystal control module comprises thin film transistor (TFT) and the block type electrode that is connected with the drain electrode of said thin film transistor (TFT), and said drive signal line is connected with the source electrode of said thin film transistor (TFT), and said control signal wire is connected with the grid of said thin film transistor (TFT).
4. like each described 2D/3D switching device shifter of claim 1～3, it is characterized in that said 3D switching device shifter is disparity barrier or lens pillar.
5. display device; Comprise: display panel, 2D/3D switching device shifter and module backlight; It is characterized in that; Said display panel is a liquid crystal panel, and said 2D/3D switching device shifter is that said 2D/3D switching device shifter is between said display panel and said module backlight like the arbitrary described 2D/3D switching device shifter of claim 1-4; Or said 2D/3D switching device shifter is positioned at the bright dipping side of said display panel, and said module backlight is positioned at the incident side of said display panel.
6. display device; Comprise: display panel, 2D/3D switching device shifter; It is characterized in that; Said display panel is the Autoluminescence display panel, and said 2D/3D switching device shifter is that said 2D/3D switching device shifter is positioned at the bright dipping side of said display panel like the arbitrary described 2D/3D switching device shifter of claim 1-4.
7. a display device as claimed in claim 6 is characterized in that, said Autoluminescence display panel is an oled panel, or plasma panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202164144U CN202533685U (en) | 2012-05-14 | 2012-05-14 | Two-dimensional (2D) / three-dimensional (3D) switching device and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202164144U CN202533685U (en) | 2012-05-14 | 2012-05-14 | Two-dimensional (2D) / three-dimensional (3D) switching device and display device |
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| CN202533685U true CN202533685U (en) | 2012-11-14 |
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| CN2012202164144U Expired - Lifetime CN202533685U (en) | 2012-05-14 | 2012-05-14 | Two-dimensional (2D) / three-dimensional (3D) switching device and display device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103353674A (en) * | 2013-07-01 | 2013-10-16 | 青岛海信电器股份有限公司 | Two-dimensional/three-dimensional switchable display |
| CN105759528A (en) * | 2016-05-19 | 2016-07-13 | 京东方科技集团股份有限公司 | Display panel module, display device and drive method thereof |
| CN107942544A (en) * | 2016-10-13 | 2018-04-20 | 财团法人工业技术研究院 | Three-dimensional display module |
| CN108957770A (en) * | 2018-09-25 | 2018-12-07 | 张家港康得新光电材料有限公司 | A kind of optics module and display device that 2D-3D is changeable |
-
2012
- 2012-05-14 CN CN2012202164144U patent/CN202533685U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103353674A (en) * | 2013-07-01 | 2013-10-16 | 青岛海信电器股份有限公司 | Two-dimensional/three-dimensional switchable display |
| CN103353674B (en) * | 2013-07-01 | 2015-07-01 | 青岛海信电器股份有限公司 | Two-dimensional/three-dimensional switchable display |
| CN105759528A (en) * | 2016-05-19 | 2016-07-13 | 京东方科技集团股份有限公司 | Display panel module, display device and drive method thereof |
| CN107942544A (en) * | 2016-10-13 | 2018-04-20 | 财团法人工业技术研究院 | Three-dimensional display module |
| CN108957770A (en) * | 2018-09-25 | 2018-12-07 | 张家港康得新光电材料有限公司 | A kind of optics module and display device that 2D-3D is changeable |
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