CN102346996B - Display apparatus and driving circuit thereof - Google Patents
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- CN102346996B CN102346996B CN 201010245865 CN201010245865A CN102346996B CN 102346996 B CN102346996 B CN 102346996B CN 201010245865 CN201010245865 CN 201010245865 CN 201010245865 A CN201010245865 A CN 201010245865A CN 102346996 B CN102346996 B CN 102346996B
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Abstract
The invention relates to the flat panel display technology field and especially relates to a display apparatus and a driving circuit thereof. The driving circuit is used to drive one display apparatus. The display apparatus comprises a plurality of pixels. The pixel at least comprises one sub-pixel which at least comprises: one color display area and one black and white display area. The driving circuit at least comprises a selection unit. The selection unit is used to select the color display area and /or the black and white display area to display an image. In addition, the invention also provides the display apparatus.
Description
Technical field
The present invention relates to technical field of flat panel display, relate in particular to a kind of display device and driving circuit thereof.
Background technology
In recent years, because relative Traditional CRT Display has the advantages such as low in energy consumption, that volume is little, lcd technology has obtained fast development, and liquid crystal indicator replaces CRT monitor day by day, becomes main flow display device in people's daily life and work.
Liquid crystal display can be divided into transmissive type liquid crystal display, reflective liquid-crystal display and half reflection and half transmission formula liquid crystal display.Transmissive type liquid crystal display has backlight, and the display panels of the light penetration liquid crystal display that described backlight sends, realize the demonstration of the information such as image or text.Backlight is not set in reflective liquid-crystal display, but it is than the many reflection configurations of transmissive type liquid crystal display, described reflective liquid-crystal display is realized the demonstration of image or text by described reflection configuration reflect ambient light.Transmissive type liquid crystal display all has preferably display effect under home or dark surrounds; But, because it uses backlight as display light source, its power consumption is larger, environmental-protecting performance is not good.Reflective liquid-crystal display has good display effect under well-lighted environment, but, under the environment of insufficient light, display effect is poor, and the content of demonstration is difficult for identification usually.
Half reflection and half transmission formula liquid crystal display had both had backlight and had also had reflection configuration, and the reflection configuration reflect ambient light of take under its environment more sufficient at light shown as main, and the backlight of take under the environment of insufficient light is luminous to be shown as main.Therefore, half reflection and half transmission formula liquid crystal display has transmissive type liquid crystal display and reflective liquid-crystal display display property concurrently.
As shown in Figure 1, it generally includes color membrane substrates 20, array base palte 30, liquid crystal layer 40, the first Polarizer 50, the second Polarizer 60 and backlight 70 to existing half reflection and half transmission formula liquid crystal display 10.Described color membrane substrates 20 is oppositely arranged with described array base palte 30.Described liquid crystal layer 40 is held between color membrane substrates 20 and array base palte 30.Described the first Polarizer 50 is incorporated on described color membrane substrates 20, and described the first Polarizer 50 and liquid crystal layer 40 are respectively in the both sides of described color membrane substrates 20.The second Polarizer 60 is incorporated on described array base palte 30, and described the second Polarizer 60 and liquid crystal layer 40 are respectively in the both sides of described array base palte 30.Described backlight 70 is incorporated into described the second Polarizer 60, and lays respectively at the both sides of described the second Polarizer 60 with described array base palte 30, and described backlight 70 shows and uses light source for providing to described half reflection and half transmission formula liquid crystal display 10.
Described array base palte 30 comprises glass substrate 31, be formed at glass substrate 31 by thin film transistor (TFT) and the wiring layer 32 thereof of described liquid crystal layer 40 1 sides, be formed at pixel electrode layer 33 on described thin film transistor (TFT) and wiring layer 32 thereof, be formed at the flatness layer 34 on described pixel electrode layer 33 and be formed at the reflection electrode layer 35 on described flatness layer 34.There is insulation course (being sign in figure) between common described pixel electrode layer 33 and thin film transistor (TFT) and wiring layer 32 thereof, described pixel electrode layer 33 comprises the pixel that a plurality of spaces are arranged and insulated each other, and described pixel is electrically connected by the perforate thin film transistor (TFT) corresponding with described pixel electrode be arranged on described insulation course.Described reflection electrode layer 35 is by the reflective metal material, as metallic aluminium, be formed on the part of pixel of pixel electrode layer 33, described reflection electrode layer 35 comprises a plurality of reflecting electrodes, described a plurality of reflecting electrode is formed at respectively on the part of described a plurality of pixels, and formation echo area, the part that does not form reflecting electrode on described pixel electrode forms transmission area, the projected area of described reflecting electrode on described glass substrate 31 is described pixel electrode half of projected area on described glass substrate 31, and the area of described echo area and described transmission area is identical.
Described color membrane substrates 20 comprises colored filter 21 and common electrode layer 23.Described colored filter 21 further comprises a substrate and is formed at the colored film layer on substrate, and it shows for the colour of realizing described half reflection and half transmission formula liquid crystal display 10.Described common electrode layer 23 is formed at the side of described colored filter 21 by described liquid crystal layer 40 sides, the thickness of the liquid crystal layer 40 between itself and reflecting electrode is d, the thickness of the liquid crystal layer 40 between the flatness layer 34 on itself and pixel electrode is D, wherein between D and d, there is specific relation, to guarantee that light that backlight 70 sends is through array base palte 30, liquid crystal layer 40, the length of the light transmission path of color membrane substrates 20 and surround lighting are through color membrane substrates 20, liquid crystal layer 40, the length of the light transmission path of color membrane substrates 20 is identical, the image that echo area and transmission area are formed keeps consistency.Described common electrode layer 23 and pixel electrode 33 1 same-actions, to control the liquid crystal deflection in the liquid crystal layer 40 between common electrode layer 23 and pixel electrode 23, realize single pixel " opening " or " pass ", show with image or the word of realizing described half reflection and half transmission formula liquid crystal display 10.
The principle of work of described half reflection and half transmission formula liquid crystal display 10 is as follows:
When described half reflection and half transmission formula liquid crystal display 10, in ambient light condition lower time preferably, it can utilize the reflection mode to realize that image or word show.Now, backlight 70 is closed, and external environment light, through described color membrane substrates 20 and liquid crystal layer 40, by the reflective electrodes reflects on described array base palte 30, then penetrates by liquid crystal layer 40 and color membrane substrates 20.The position that has image or word to show, be loaded with electric field between described common electrode layer 23 and pixel electrode.
When external environment light is poor, described half reflection and half transmission formula liquid crystal display 10 can be opened backlight 70, and utilizes transmission mode to realize that image or word show.Now, backlight 70 is opened, and the light that backlight 70 sends penetrates after the transmission area of array base palte 30, liquid crystal layer 40, color membrane substrates 20, realizes highlighting or the demonstration of word.Now, external environment light also can make described half reflection and half transmission formula liquid crystal display 10 realize that reflective image or word show, described half reflection and half transmission formula liquid crystal display 10 utilizes reflection mode and transmission mode to realize the demonstration of image or word simultaneously.
But, in above-mentioned half reflection and half transmission formula liquid crystal display 10, described array base palte 30 not only comprises flatness layer 34, also comprise the reflection electrode layer 35 be formed on described flatness layer 34, and described flatness layer 34 and described reflection electrode layer 35 all are formed on described array base palte 30 by independent process, its technique very complex, affect the production efficiency of described array base palte.Simultaneously, the complexity of described processing technology, must cause product yield to descend.
Secondly, need to have specific relation between the thickness D of the liquid crystal layer 40 between the thickness d of the liquid crystal layer 40 between described reflection electrode layer 35 and described common electrode layer 23 and described flatness layer 34 and described common electrode layer 23, and realize that this particular kind of relationship need to adjust the thickness of reflection electrode layer 35, the adjustment difficulty of the thickness of reflection electrode layer 35 is quite large, be not easy to realize accurate adjustment, the image that the image that causes echo area to reflect to form or word and transmission area transmission form or the consistance of word are poor.
Again, the colored film layer of colored filter and pixel electrode are paved with whole pixel, and external environment light can subdue 2/3 during by described colored film layer, cause the penetrance of light to descend, and then display brightness is descended.Described pixel electrode is paved with whole pixel, makes described half reflection and half transmission formula liquid crystal display 10 in the reflection mode shows that image or word and transmission mode show image or word process, and power consumption is larger, and environmental-protecting performance is not good.
Finally, described half reflection and half transmission formula liquid crystal display 10 needs to make reflection electrode layer 34, and this reflection electrode layer 35 is used the metal material with reflective usually, as metallic aluminium, through the magnetron sputtering mode, form, therefore need to there is the equipment that is specifically designed to the metal magnetron sputtering, cause the cost of described half reflection and half transmission formula liquid crystal display 10 to increase; In addition, make the manufacturing process steps that described reflection electrode layer 34 has increased described half reflection and half transmission formula liquid crystal display 10, reduced production efficiency, also improved the probability that substandard products occur simultaneously, cause the decline of yields.
In sum, there are many defects in existing half reflection and half transmission formula liquid crystal display 10, is necessary very much it is carried out to revolutionary change.
Summary of the invention
In view of this, be necessary to provide the display device that a kind of manufacture craft is simple, production efficiency is high, production cost is low and display brightness is high.
In addition, also be necessary to provide a kind of for driving the driving circuit of above-mentioned display device.
A kind of driving circuit is for driving a display device, described display device comprises a plurality of pixels, described pixel at least comprises a sub-pixel, it at least comprises colored part and the white and black displays part of showing, described driving circuit at least comprises selected cell, and described selected cell is for making selectively described colored part and/or the white and black displays partial display image of showing.
In described driving circuit provided by the invention, described driving circuit also comprises many first data-driven lines, described the first data-driven line is for transmitting the first data-signal, described selected cell comprises the first selection module, and described first selects module for selectively described the first data-signal being transferred to colored part and/or the white and black displays part of showing.
In described driving circuit provided by the invention, described driving circuit also comprises many first turntable driving lines, a plurality of the 5th switch member and a plurality of the 6th switch member, the 5th switch member comprises the 5th control end and the 5th input end, described the 5th control end is connected to described first a turntable driving line, described the 6th switch member comprises the 6th control end and the 6th input end, described the 6th control end is connected to described the first turntable driving line be connected with described the 5th control end, described first selects module to comprise the first selection line, second selects line, the first switch member and second switch part, the first switch member comprises first input end, the first output terminal and the first control end, described first input end is connected to described first a data-driven line, described the first output terminal is connected to the 5th input end, described the first control end is connected to described first and selects line, the second switch part comprises the second input end, the second output terminal and the second control end, described the second input end is connected to the first data-driven line be electrically connected to described first input end, described the second output terminal is connected to the 6th input end, and described the second control end is connected to described second and selects line.
In described driving circuit provided by the invention, described driving circuit also comprises the first control signal transmission line, described the first control signal transmission line is for transmitting the first control signal, described selection module also comprises the second selection module, and described second selects module for selectively described the first control signal being transferred to described colored part and/or the white and black displays part of showing.
In described driving circuit provided by the invention, described driving circuit also comprises many first turntable driving lines, a plurality of the 5th switch member and a plurality of the 6th switch member, the 5th switch member comprises the 5th control end and the 5th input end, described the 5th control end is connected to described first a turntable driving line, described the 6th switch member comprises the 6th control end and the 6th input end, described the 6th control end is connected to described the first turntable driving line be connected with described the 5th control end, described second selects module to comprise that the 3rd selects line, the 4th selects line, the 3rd switch member and the 4th switch member, the 3rd switch member comprises the 3rd input end, the 3rd output terminal and the 3rd control end, described the 3rd input end is connected to described the first control signal transmission line, described the 3rd output terminal is connected to the 5th input end, described the 3rd control end is connected to the described the 3rd and selects line, the 4th switch member comprises four-input terminal, the 4th output terminal and the 4th control end, described four-input terminal is connected to described the first control signal transmission line, described the 4th output terminal is connected to the 6th input end, and described the 4th control end is connected to the described the 4th and selects line.
In described driving circuit provided by the invention, described display device also comprises first substrate, be formed at colored film layer, second substrate on first substrate, be formed at the pixel electrode layer on described second substrate, described colored film layer comprises colored region and transparent region, the corresponding described colored part that shows of described colored region, the corresponding described white and black displays part of described transparent region; Described pixel electrode layer comprises and being set up in parallel and color region electrode and the black and white region electrode of mutually insulated; Described color region electrode is relative with described colored region, and described black and white region electrode is relative with described transparent region.
In described driving circuit provided by the invention, described driving circuit also comprises many second turntable driving lines, described the second turntable driving line is for transmitting the second sweep signal, described selected cell comprises that the 3rd selects module, and the described the 3rd selects module for selectively described the second sweep signal being transferred to described colored part and/or the white and black displays part of showing.
In described driving circuit provided by the invention, described driving circuit also comprises many second data-driven lines, a plurality of the 7th switch member and a plurality of the 8th switch member, the 7th switch member comprises the 7th input end, the 7th output terminal and the 7th control end, the 7th input end is connected to described second a data-driven line, described the 7th output terminal is connected to the described colored part that shows, the 8th switch member comprises the 8th input end, the 8th output terminal and the 8th control end, described the 8th input end is connected to the second data-driven line be electrically connected to described the 7th input end, described the 8th output terminal is connected to described white and black displays part, the described the 3rd selects module to comprise that the 5th selects line, the 6th selects line, the 9th switch member and the tenth switch member, the 9th switch member comprises the 9th input end, the 9th output terminal and the 9th control end, described the 9th input end is connected to described second a turntable driving line, described the 9th output terminal is connected to the 7th control end, described the 9th control end is connected to the described the 5th and selects line, the tenth switch member comprises the tenth input end, the tenth output terminal and the tenth control end, described the tenth input end is connected to the second turntable driving line be electrically connected to described the 9th input end, described the tenth output terminal is connected to the 8th control end, and described the tenth control end is connected to the described the 6th and selects line.
In described driving circuit provided by the invention, described driving circuit also comprises the second control signal transmission line, described the second control signal transmission line is for transmitting the second control signal, described selected cell also comprises that the 4th selects module, and the described the 4th selects module for selectively this second control signal being transferred to the 7th control end and/or the 8th control end.
In described driving circuit provided by the invention, the described the 4th selects module to comprise that the 7th selects line, the 8th selects line, the 11 switch member and twelvemo are closed part, described the 11 switch member comprises the 11 input end, the 11 output terminal and the 11 control end, described the 11 input end is connected to described the second control signal transmission line, described the 11 output terminal is connected to described the 7th control end, described the 11 control end is connected to the described the 7th and selects line, described twelvemo is closed part and is comprised the 12 input end, the 12 output terminal and the 12 control end, described the second control signal transmission line of described the 12 input end, described the 12 output terminal is connected to described the 8th control end, the 12 control end is connected to the described the 8th and selects line.
In described driving circuit provided by the invention, when described the 4th selection module, select described the second control signal is transferred to described colored show part or colored display part timesharing, described many data drive wires load identical data-signal.
In described driving circuit provided by the invention, described display device also comprises first substrate, be formed at colored film layer, second substrate on first substrate, be formed at the pixel electrode layer on described second substrate, described colored film layer comprises colored region and transparent region, the corresponding described colored part that shows of described colored region, the corresponding described white and black displays part of described transparent region; Described pixel electrode layer comprises and being set up in parallel and color region electrode and the black and white region electrode of mutually insulated; Described color region electrode is relative with described colored region, and described black and white region electrode is relative with described transparent region.
A kind of display device comprises first substrate, second substrate, be held on the liquid crystal layer between first substrate and second substrate, back light unit, described back light unit and liquid crystal layer are respectively in the second substrate both sides, this display device comprises a plurality of pixels, each pixel at least comprises a sub-pixel, described sub-pixel comprises colored part and the white and black displays part of showing, first substrate comprises a colored film layer, described colored film layer comprises colored region and the transparent region be set up in parallel, described colored region is positioned at the described colored part that shows, described transparent region is positioned at described white and black displays part.
In described display device provided by the invention, described first substrate also comprises the first substrate and common electrode layer, and described colored film layer and common electrode layer are formed on described the first substrate.
In described display device provided by the invention, second substrate comprises pixel electrode layer and the second substrate, described pixel electrode layer comprises color region electrode and black and white region electrode, described color region electrode and black and white region electrode side by side and mutually insulated be arranged on described the second substrate, by described colored region, the projection on described the first substrate or the second substrate covers in the projection of described color region electrode on the first substrate or the second substrate, the projection of described black and white region electrode on described the first substrate or the second substrate, by the projection on described the first substrate or the second substrate of described transparent region, covered.
In described display device provided by the invention, all white and black displays parts of display device can load same electric signal simultaneously, make the demonstration of all white and black displays parts consistent; Institute's chromatic colour display part of described display device divides can load same electric signal simultaneously, and the demonstration that institute's chromatic colour display part is divided is consistent.
Display device provided by the invention compared to existing technology, has the following advantages:
At first, owing to not needing to make flatness layer, manufacture craft is simplified, be conducive to improve yields and production efficiency.
Secondly, owing to need on described flatness layer, not making reflection electrode layer, further simplify technique, also do not needed to adjust the thickness of reflection electrode layer, reduced process complexity, be conducive to further improve yields and production efficiency.Simultaneously, make the special making apparatus that described display device does not need reflection electrode layer yet, be conducive to reduce costs.
Again, colored film layer is divided into colored region and transparent region, and transparent region is far smaller than colored region to subduing of light, and therefore, the penetrance that it is conducive to improve light, improve the display brightness of described display device.
Finally, display device is when work, the light that not only utilizes back light unit to send is shown, can also reflect external environment light is shown, and at colour, show in part or white and black displays part, the demonstration of the demonstration of the light that back light unit sends and reflection external environment light superposes, and is conducive to further improve the display brightness of display device, in the same brightness situation, be conducive to reduce the power consumption of display device simultaneously.The color region electrode of this display device work and black and white region electrode can work independently and be independent of each other, and can further reduce power consumption.In display device, can also select to make white and black displays part in the sub-pixel of all pixels to light, to improve the brightness of display device when utilizing back light unit to show simultaneously; Simultaneously, also can make in the sub-pixel of all pixels colored display part divide simultaneously and close, and load data-signal in described white and black displays part, make described display device realize white and black displays.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
The structural representation that Fig. 1 is traditional half reflection and half transmission formula liquid crystal display.
The structural representation of the display device that Fig. 2 is a better embodiment provided by the invention.
The better embodiment driving circuit schematic diagram that Fig. 3 is the display device shown in Fig. 2.
Fig. 4 is the first index path that the driving circuit shown in Fig. 3 drives display device work.
Fig. 5 is the second index path that the driving circuit shown in Fig. 3 drives display device work.
Fig. 6 is the third index path that the driving circuit shown in Fig. 3 drives display device work.
Fig. 7 is the 4th kind of index path that the driving circuit shown in Fig. 3 drives display device work.
Fig. 8 is the 5th kind of index path that the driving circuit shown in Fig. 3 drives display device work.
Fig. 9 is the 6th kind of index path that the driving circuit shown in Fig. 3 drives display device work.
Figure 10 is the 7th kind of index path that the driving circuit shown in Fig. 3 drives display device work.
Figure 11 is the 8th kind of index path that the driving circuit shown in Fig. 3 drives display device work.
Another better embodiment driving circuit schematic diagram that Figure 12 is the display device shown in Fig. 2.
Embodiment
In order to describe display device provided by the invention and driving circuit thereof in detail, below in conjunction with Figure of description, be described in detail.
Refer to Fig. 2, the structural representation of its display device that is a better embodiment provided by the invention.This display device 100 comprises first substrate 110, second substrate 120, liquid crystal layer 130, the first Polarizer 140, the second Polarizer 150, reflector element 160 and back light unit 170.In the present embodiment, described display device 100 comprises reflector element 160, the use of described reflector element 160 is conducive to improve reflecting effect, in other embodiments, described display device 100 can also not comprise described reflector element 160, and the reflection configuration that utilizes described back light unit 170 itself to have is realized the reflective display function.
This first substrate 110 is with second substrate 120 over against setting, and liquid crystal layer 130 is held between first substrate 110 and second substrate 120.This first Polarizer 140 is incorporated on first substrate 110, and itself and liquid crystal layer 130 are respectively in first substrate 110 both sides.This back light unit 170 is respectively in second substrate 120 both sides with liquid crystal layer 130.This second Polarizer 150 is arranged between back light unit 170 and second substrate 120, and the second Polarizer 150 and second substrate 120 combinations, and in the present embodiment, the first Polarizer 140 is mutually vertical with the polarizing axis of the second Polarizer 150; In other embodiments, the polarizing axis of the first Polarizer 140 and the second Polarizer 160 can also be to be arranged in parallel.Reflector element 160 is arranged between the second Polarizer 150 and back light unit 170, itself and back light unit 170 combinations.Back light unit 170 is for to display device 100, providing light source, and it can be Organic Light Emitting Diode (LED) or other active illuminating light sources.This reflector element 160 is a diffuse reflection prism, and it can be passed by back light unit 170, and reflector element 160 can also reflect external environment light simultaneously.
As shown in Figure 3, the schematic diagram of the driving circuit of its better embodiment that is the display device 100 shown in Fig. 2.The sub-pixel 300 of described driving circuit 200 for driving display device 100, described sub-pixel 300 comprises color region electrode 125a and black and white region electrode 125b.Described driving circuit 200 comprises selected cell 210, many first turntable driving lines 220, many first data-driven lines 230, one first control signal transmission line 240, a plurality of the 5th switch member 250 and a plurality of the 6th switch member 260.The first turntable driving line 220 is for transmitting the first sweep signal, the first data line 230 is for transmitting the first data-signal, the first control signal transmission line 240 is for transmitting the first control signal, and selected cell 210 shows part and/or white and black displays partial display image for the colour that makes electedly display device 100.The 5th switch member 250 comprises the 5th input end, the 5th output terminal and the 5th control end, and the 6th switch member 260 comprises the 6th input end, the 6th output terminal and the 6th control end.The 5th control end is connected to described the first turntable driving line 220, the six control ends and is connected to the first turntable driving line 220 be connected with the 5th control end.The 5th switch member 250 and the 6th switch member 260 are thin film transistor (TFT) in the present embodiment, and in other embodiments, it can also be that other can be as element or the module of switching function.
Selected cell 210 comprises the first selection module 211 and the second selection module 213.First selects module 211 for selectively described the first data-signal being transferred to colored part and/or the white and black displays part of showing, second selects module 213 to transfer to described colored the demonstration partly and/or the white and black displays part for just described the first control signal selectively.
First selects module 211 to comprise the first selection line 410, the second selection line 420, the first switch member 430 and second switch part 440.Described the first switch member 430 and second switch part 440 are thin film transistor (TFT) in the present embodiment, and in other embodiments, described the first switch member 430 and second switch part 440 can also be that other can be as element or the module of switching function.The first switch member 430 comprises first input end, the first output terminal and the first control end.This first input end is connected to one first data-driven line 230, and this first output terminal is connected to the 5th input end of one the 5th switch member 250, and this first control end is connected to the first selection line 410.Second switch part 440 comprises the second input end, the second output terminal and the second control end.This second input end is connected to the first data-driven line 230 be electrically connected to first input end, and this second output terminal is connected to the 6th input end of the 6th switch member 260, and this second control end is connected to the second selection line 420.
Second selects module 213 to comprise that the 3rd selects line 510, the 4th to select line 520, the 3rd switch member 530 and the 4th switch member 540.Described the 3rd switch member 530 and the 4th switch member 540 are thin film transistor (TFT) in the present embodiment, and in other embodiments, described the 3rd switch member 530 and the 4th switch member 540 can also be that other can be as element or the module of switching function.The 3rd switch member 530 comprises the 3rd input end, the 3rd output terminal and the 3rd control end.The 3rd input end is connected to the 5th input end that the first control signal transmission line 240, the three output terminals are connected to the 5th switch member 250, and the 3rd control end is connected to the 3rd and selects line 510.The 4th switch member 540 comprises four-input terminal, the 4th output terminal and the 4th control end.This four-input terminal is connected to the 6th input end that the first control signal transmission line 240, the four output terminals are connected to the 6th switch member 260, and the 4th control end is connected to the 4th and selects line 520.
As shown in Figure 4, it is the first index path that the driving circuit 200 shown in Fig. 3 drives display device 100 work.Now, the back light unit 170 of display device 100 is opened, the first turntable driving line 220 of driving circuit 200 is selected, the 5th switch member 250 and the 6th switch member 260 are in open mode, first selects line 410 and second to select line 420 to transmit respectively high level to the first switch member 430 and second switch part 440, make the first switch member 430 and second switch part 440 in open mode, the 3rd selects line 510 and the 4th to select line 520 to transmit respectively low level to the three switch member 530 and the 4th switch member 540, make the 3rd switch member 530 and the 4th switch member 540 in closed condition.The signal loaded in the first data-driven line 230 is identical with the signal loaded in described common electrode layer 115.Opening of the first switch member 430, second switch part 440, the 5th switch member 250 and the 6th switch member 260, make can transfer to color region electrode 125a and black and white region electrode 125b from the data-signal of the first data-driven line 230, and then make without electric field, to exist between pixel electrode layer 125 and common electrode layer 115, change in orientation does not occur in the liquid crystal molecule in liquid crystal layer 130.
The first light that back light unit 170 sends, through after reflector element 160, change the second light into through the second Polarizer 150.This second light passes the rear arrival liquid crystal layer 130 of second substrate 120, and changes the 3rd light into after liquid crystal layer 130 refractions.The 3rd light is through the rear arrival colored film layer 113 of common electrode layer 115.The 3rd light changes the 4th light into through colored region 113a, the 4th light is through the first substrate 111 and the rear ejaculation of the first Polarizer 140, make the colour of sub-pixel show that part is bright state, and because of the color filtration of colored region 113a, the colored a kind of color of partial display that shows, as as described in colored region 113a be red color filter, the color of described the 4th light is red, coloredly shows that partial display is also red.The 3rd light is through being still the 3rd light after transparent region 113b, and it is through the first substrate 111 and the rear ejaculation of the first Polarizer 140.The first light that the color of the 3rd light is sent with back light unit 170 substantially is identical, and it makes the white and black displays part also be bright state, and then makes whole sub-pixel be bright state, and the color of sub-pixel shows that with colored the color of part is identical.
Surround lighting is through the first Polarizer 110, the first substrate 111 of first substrate 110, colored region 113a, common electrode layer 115, liquid crystal layer 130, second substrate 120, the rear arrival reflector element 160 of the second Polarizer 150, and after reflector element 160 reflections, penetrate after the first substrate 111 of the colored region 113a of the second Polarizer 150, second substrate 120, liquid crystal layer 130, common electrode layer 115, colored film layer 113, first substrate 110, the first Polarizer 110 successively, improved the brightness of colored demonstration part.Surround lighting is through the first Polarizer 110, the first substrate 111 of first substrate 110, transparent region 113b, common electrode layer 115, liquid crystal layer 130, second substrate 120, the rear arrival reflector element 160 of the second Polarizer 150, and after reflector element 160 reflections, penetrate after the first substrate 111 of the second Polarizer 150, second substrate 120, liquid crystal layer 130, common electrode layer 115, transparent region 113b, first substrate 110, the first Polarizer 110 successively, improved the brightness of white and black displays part.
The first light sent due to back light unit 170 not only can change the 4th light ejaculation into after the second Polarizer 150, liquid crystal layer 130, colored region 113a and the first Polarizer 140, makes the colored a kind of color of partial display that shows; This first light also can change the 3rd light into and penetrate after the second Polarizer 150, liquid crystal layer 130 and the first Polarizer 140, makes the color that the white and black displays partial display is identical with the first light.With respect to prior art, described the first light sent backlight not only can pass colored region 113a, also can pass transparent region 113b, and therefore, its display brightness improves greatly, is conducive to reduce power consumption.
Secondly, surround lighting not only can filter through colored region 113a, and penetrates after reflector element 160 reflections, improves the colored brightness that shows part, and also can after reflector element 11 reflections, penetrate through the environment of transparent region 113b, improve the brightness of white and black displays part.Therefore, the light that display device 100 not only can be sent by back light unit 170 is shown, also can be shown by reflector element 160 reflection external environment light, and its display brightness is higher with respect to prior art.
In the first index path, the driving circuit 200 of described display device 100 can also be in following state.The first turntable driving line 220 of driving circuit 200 is selected, and the 5th switch member 250 and the 6th switch member 260 are in open mode, and first selects line 410 transmission one high level to the first switch member 430, makes the first switch member 430 in open mode; Second selects line 420 transmission one low levels to second switch part 440, makes second switch part 440 in closed condition.Described first control signal of the first control signal transmission line 240 transmission is identical with the signal in loading on common electrode layer 115.The 3rd selects line 510 transmission one low level signal to the three switch member, and the 4th selects line 520 transmission one high level to the four switch member 540, makes the 4th switch member 540 in open mode, and the first control signal can transfer to the white and black displays part.Now, can select to make the first control signal constant, and then all white and black displays parts of whole display device are all shown, and the image conversion that the first data-signal can show as required, the image that display device is shown has the high characteristics of brightness, under the situation of same brightness, can effectively reduce energy consumption.
As shown in Figure 5, it is the second index path that the driving circuit 200 shown in Fig. 3 drives display device 100 work, difference between the first index path shown in itself and Fig. 4 is, in this second index path, back light unit 170 is in closed condition, i.e. dull thread ejaculation in back light unit 170 in this second index path, described display device 100 realizes the demonstration of image or text by reflect ambient light.
As shown in Figure 6, it is the third index path that the driving circuit 200 shown in Fig. 3 drives display device 100 work.Now, back light unit 170 is opened, and the first turntable driving line 220 of driving circuit 200 is selected, and the 5th switch member 250 and the 6th switch member 260 are in open mode, first selects line 410 transmission one high level to the first switch member 430, makes the first switch member 430 in open mode; Second selects line 420 transmission one low levels to second switch part 440, makes second switch part 440 in closed condition.The 4th selects line 520 transmission one high level to the four switch member 540, makes the 4th switch member 540 in open mode, and the 3rd selects line 510 transmission one low level to the three switch member 530, makes the 3rd switch member 530 in closed condition.The signal loaded in the first data-driven line 230 is identical with the signal loaded in described common electrode layer 115.In the first control signal transmission line 240, the first control signal of transmission and the signal of the loading in described common electrode layer 115 have anti-phase relation.Due to the first switch member 410, the 4th switch member 520 and the 5th switch member 250 and the 6th switch member 260 in open mode, therefore the first data-signal and the first control signal can transfer to respectively colored part and the white and black displays part of showing, and the first data-signal is identical with the signal loaded in common electrode layer 115, the liquid crystal molecule of liquid crystal layer in colored demonstration part is not changed; The signal loaded in the first control signal and common electrode layer has anti-phase relation, and liquid crystal layer molecular orientation in the white and black displays part is changed, and through light wherein, will not change.
The first light that back light unit 170 sends changes the second light into through the second Polarizer 150.This second light shows that at colour the liquid crystal layer in part deflects, and changes the 3rd light into, and the 3rd light changes the 4th light into after colored region 113a, and the 4th light, through the rear ejaculation of the first Polarizer 140, makes colored the demonstration partly be bright state.In the liquid crystal layer of this second light in the white and black displays part, do not deflect, it is by being absorbed by the first Polarizer 140 after transparent region 113b, so white and black displays is partly dark state.
Surround lighting arrives colored film layer 113 through the first Polarizer 140.At colour, show in part, liquid crystal deflecting element refraction action due to liquid crystal layer 130, surround lighting can be reflected unit 160 reflections by the second Polarizer 150 smoothly, and finally by the first Polarizer 140, penetrate, show the brightness of part with the colour that promotes sub-pixel, it is with respect to prior art, and brightness is higher.And, in the white and black displays part, due to the liquid crystal molecule in liquid crystal layer 130, along direction of an electric field, distribute, to the surround lighting refraction that do not deflect, surround lighting is absorbed by the second Polarizer 150, can not be reflected unit 160 reflections, so white and black displays partly is dark state.
As shown in Figure 7, it is the 4th kind of index path that the driving circuit 200 shown in Fig. 3 drives display device 100 work, difference between the third index path shown in itself and Fig. 6 is, in the 4th kind of index path, back light unit 170 is in closed condition, in the 4th kind of index path in back light unit 170 dull thread penetrate, described display device 100 realizes the demonstration of image or text by reflect ambient light.
As shown in Figure 8, it is the 5th kind of index path that the driving circuit 200 shown in Fig. 3 drives display device 100 work.Now, the back light unit 170 of display device 100 is opened, the first turntable driving line 220 of driving circuit 200 is selected, the 5th switch member 250 and the 6th switch member 260 are in open mode, first selects line 410 transmission one low level to the first switch member 430, makes the first switch member 430 in closed condition; Second selects line 420 transmission one high level to second switch part 440, makes second switch part 440 in open mode.The 3rd selects line 510 transmission one high level to the three switch member 530, makes the 3rd switch member 530 in open mode, and the 4th selects line 520 transmission one low level to the four switch member 540, makes the 4th switch member 540 in closed condition.The signal loaded in the first data-driven line 230 is identical with the signal loaded in described common electrode layer 115, and the signal loaded in the first control signal loaded in the first control signal transmission line 240 and described common electrode layer has anti-phase relation.Due to opening of second switch part 440, the 3rd switch member 530, the 5th switch member 250 and the 6th switch member 260, make can transfer to black and white region electrode 125b from the first data-signal of the first data-driven line 230, the first control signal can transfer to color region motor 125a, and then the liquid crystal molecule in the white and black displays part is not changed, and the liquid crystal molecule in colored demonstration part changes, make to show that through colour the light in part does not change.
The first light that back light unit 170 sends changes the second light into through the second Polarizer 150.The liquid crystal layer 130 of this second light in the white and black displays part deflects, and changes the 3rd light into, and the 3rd light penetrates through the first Polarizer 140 after transparent region 113b, makes white and black displays partly be bright state; Due to the corresponding transparent region 113b of white and black displays part, and this transparent region 113b is made by transparent material, therefore can not cause more greatly the 3rd light and subdue, and makes the display brightness of white and black displays part higher, and the color of its demonstration and backlight photo are same.In the liquid crystal layer 130 of this second light in colour demonstration part, do not deflect, it,, by being absorbed by the first Polarizer 140 after colored region 113a, makes colored display part be divided into dark state.
Surround lighting arrives colored film layer 113 through the first Polarizer 140.In the white and black displays part, due to the liquid crystal deflecting element refraction action of liquid crystal layer 130, surround lighting can be reflected unit 160 reflections by the second Polarizer 150 smoothly, and finally by the first Polarizer 140, penetrates, to promote the brightness of white and black displays part.In colour shows part, because the liquid crystal molecule in liquid crystal layer 130 distributes along direction of an electric field, to the surround lighting refraction that do not deflect, surround lighting is absorbed by the second Polarizer 150, can not be reflected unit 160 reflections, makes colored the demonstration partly be dark state.
Now, if need to utilize for a long time white and black displays partly to be shown, can make the first control signal consistent keep with common electrode layer in the anti-phase relation that has of the signal that loads, and above-mentioned second switch part 440, the 3rd switch member 530, the 5th switch member 250 and the 6th switch member 260 are all the time in opening.
As shown in Figure 9, it is the 6th kind of index path that the driving circuit 200 shown in Fig. 3 drives display device 100 work, difference between the 5th kind of index path shown in itself and Fig. 8 is, in the 6th kind of index path, back light unit 170 is in closed condition, in the 6th kind of index path in back light unit 170 dull thread penetrate, described display device 100 realizes the demonstration of image or text by reflect ambient light.
As shown in figure 10, it is the 7th kind of index path that the driving circuit 200 shown in Fig. 3 drives display device 100 work.Now, the back light unit 170 of display device 100 is opened, and the first turntable driving line 220 of driving circuit 200 is not selected.
Perhaps, described the first turntable driving line 220 is selected, the 5th switch member 250 and the 6th switch member 260 are in open mode, first selects line 410 and second to select line 420 to transmit respectively high level to the first switch member 430 and second switch part 440, make the first switch member 430 and second switch part 440 in open mode, the 3rd selects line 510 and the 4th to select line 520 to transmit respectively low level to the three switch member 530 and the 4th switch member 540, makes the 3rd switch member 530 and the 4th switch member 540 in closed condition.The signal loaded in the signal loaded in the first data-driven line 230 and described common electrode layer 115 has anti-phase relation.
Perhaps, described the first turntable driving line 220 is selected, the 5th switch member 250 and the 6th switch member 260 are in open mode, first selects line 410 and second to select line 420 to transmit respectively low level to the first switch member 430 and second switch part 440, makes the first switch member 430 and second switch part 440 in closed condition.The 3rd selects line 510 and the 4th to select line 520 to transmit respectively high level to the three switch member 530 and the 4th switch member 540, makes the 3rd switch member 530 and the 4th switch member 540 in open mode.The signal loaded in the first control signal loaded in the first control signal transmission line 240 and described common electrode layer 115 has anti-phase relation.
Perhaps, the first turntable driving line 220 is selected, and the 5th switch member 250 and the 6th switch member 260 are in open mode.First selects line 410 and the 4th to select line 520 to transmit respectively high level to the first switch member 430 and the 4th switch member 540, makes the first switch member 430 and the 4th switch member 540 in open mode; Second selects line 420 and the 3rd to select line 510 to transmit respectively a low level to second switch part 430 and the 3rd switch member 530, makes it in closed condition.The first data-signal and the first control signal all with common electrode layer 115 in the signal that loads there is anti-phase relation.
Perhaps, the first turntable driving line 220 is selected, and the 5th switch member 250 and the 6th switch member 260 are in open mode.First selects line 410 and the 4th to select line 520 to transmit respectively low level to the first switch member 430 and the 4th switch member 540, makes it in closed condition; Second selects line 420 and the 3rd to select line 510 to transmit respectively a high level to second switch part 430 and the 3rd switch member 530, makes it in open mode.The first data-signal and the first control signal all with common electrode layer 115 in the signal that loads there is anti-phase relation.
As shown in figure 11, it is the 8th kind of index path that driving circuit shown in Fig. 3 200 drives display device 100 work, and the difference between the 7th kind of index path shown in itself and Fig. 8 is, in the 8th kind of index path, back light unit 170 is in closed condition.
As shown in figure 12, its another better embodiment driving circuit schematic diagram that is the display device shown in Fig. 2.Described driving circuit 600 comprises selected cell 610, many second turntable driving lines 620, many second data-driven lines 630, one second control signal transmission line 640, a plurality of the 7th switch member 650 and a plurality of the 8th switch member 660.The second turntable driving line 620 is for transmitting the second sweep signal, the second data-driven line 630 is for transmitting the second data-signal, the second control signal transmission line 640 is for transmitting the second control signal, and selected cell 610 shows part and/or white and black displays partial display image for the colour that makes electedly display device 100.The 7th switch member 650 comprises the 7th input end, the 7th output terminal and the 7th control end, and the 8th switch member 660 comprises the 8th input end, the 8th output terminal and the 8th control end.The 7th control end is connected to described the second turntable driving line 620, the eight control ends and is connected to the second turntable driving line 620 be connected with the 7th control end.The 7th switch member 650 and the 8th switch member 660 are thin film transistor (TFT) in the present embodiment, and in other embodiments, it can also be that other can be as element or the module of switching function.
Selected cell 610 comprises that the 3rd selects module 611 and the 4th to select module 613.First selects module 211 for selectively described the first data-signal being transferred to colored part and/or the white and black displays part of showing, second selects module 213 to transfer to described colored the demonstration partly and/or the white and black displays part for just described the first control signal selectively.
First selects module 611 to comprise that the 5th selects line 710, the 6th to select line 720, the 9th switch member 730 and the tenth switch member 740.Described the 9th switch member 730 and the tenth switch member 740 are thin film transistor (TFT) in the present embodiment, in other embodiments, can also be that other can be as element or the module of switching function.The 9th switch member 730 comprises the 9th input end, the 9th output terminal and the 9th control end.The 9th input end is connected to the 7th input end that one second data-driven line 630, the nine output terminals are connected to one the 7th switch member 650, and the 9th control end is connected to the 5th and selects line 710.The tenth switch member 740 comprises the tenth input end, the tenth output terminal and the tenth control end.The tenth input end is connected to the 8th input end that the second data-driven line 630, the ten output terminals that are electrically connected to the 9th input end are connected to the 8th switch member 660, and the tenth control end is connected to the 6th and selects line 720.
Second selects module 613 to comprise that the 7th selects line 810, the 8th to select line the 820, the 11 switch member 830 and twelvemo to close part 840.Described the 11 switch member 830 and the 11 switch member 840 are thin film transistor (TFT) in the present embodiment, in other embodiments, can also be that other can be as element or the module of switching function.The 11 switch member 830 comprises the 11 input end, the 11 output terminal and the 11 control end.The 11 input end is connected to the 7th input end that the second control signal transmission line 640, the 11 output terminals are connected to the 7th switch member 650, and the 11 control end is connected to the 7th and selects line 810.Twelvemo is closed part 840 and is comprised the 12 input end, the 12 output terminal and the 12 control end.The 12 input end is connected to the 8th input end that the second control signal transmission line 640, the 12 output terminals are connected to the 8th switch member 660, and the 12 control end is connected to the 4th and selects line 820.
In described driving circuit 600, described the second control signal transmission line 640 is as the turntable driving line, if that is: driving circuit 600 has N root the second turntable driving line 620, the second control signal transmission line 640 is equivalent to N+1 root the second turntable driving line 620.Driving circuit 600 is in the driving process, by at the second control signal transmission line 640 when selected, by the 5th, select line 710, the 6th to select line 720, the 7th to select line 810 and the 8th to select the difference of line 820 each transmission of signals, signal in the second control signal transmission line 640 is passed to colored part and/or the white and black displays part of showing, so that the 7th switch member 650 and/or the 8th switch member 660 are opened, simultaneously, the second data-driven line 630 communicated data signals are to colored part and/or the white and black displays part of showing, so that display device 100 is shown.
Display device provided by the invention compared to existing technology, has the following advantages:
At first, owing to not needing to make flatness layer, manufacture craft is simplified, be conducive to improve yields and production efficiency.
Secondly, owing to need on described flatness layer, not making reflection electrode layer, further simplify technique, also do not needed to adjust the thickness of reflection electrode layer, reduced process complexity, be conducive to further improve yields and production efficiency.Simultaneously, make the special making apparatus that described display device does not need reflection electrode layer yet, be conducive to reduce costs.
Again, colored film layer is divided into colored region and transparent region, and transparent region is far smaller than colored region to subduing of light, and therefore, the penetrance that it is conducive to improve light, improve the display brightness of described display device.
Finally, the light that display device not only utilizes back light unit to send is shown, can also reflect external environment light is shown, and show in part or white and black displays part at colour, the demonstration stack of the external environment light of the demonstration of the light that back light unit sends and reflection, be conducive to further improve the display brightness of display device, in the same brightness situation, be conducive to reduce the power consumption of display device simultaneously.Simultaneously, the color region electrode of this display device work and black and white region electrode can work independently and be independent of each other, and can further reduce power consumption.
It is more than the better embodiment of display device provided by the invention and driving circuit thereof; can not be interpreted as the restriction to rights protection scope of the present invention; those skilled in the art should know; without departing from the inventive concept of the premise; also can do multiple improvement or replacement; these all improvement or replacement all should be in the scope of the present invention, and the scope of the present invention should be as the criterion with claim.
Claims (16)
1. a driving circuit, for driving a display device, described display device comprises a plurality of pixels, it is characterized in that: described pixel at least comprises a sub-pixel, it at least comprises colored part and the white and black displays part of showing, described driving circuit at least comprises selected cell, and described selected cell is for making selectively described colored part and/or the white and black displays partial display image of showing.
2. driving circuit as claimed in claim 1, it is characterized in that: described driving circuit also comprises many first data-driven lines, described the first data-driven line is for transmitting the first data-signal, described selected cell comprises the first selection module, and described first selects module for selectively described the first data-signal being transferred to colored part and/or the white and black displays part of showing.
3. driving circuit as claimed in claim 2, it is characterized in that: described driving circuit also comprises many first turntable driving lines, a plurality of the 5th switch member and a plurality of the 6th switch member, the 5th switch member comprises the 5th control end and the 5th input end, described the 5th control end is connected to described first a turntable driving line, described the 6th switch member comprises the 6th control end and the 6th input end, described the 6th control end is connected to described the first turntable driving line be connected with described the 5th control end, described first selects module to comprise the first selection line, second selects line, the first switch member and second switch part, the first switch member comprises first input end, the first output terminal and the first control end, described first input end is connected to described first a data-driven line, described the first output terminal is connected to the 5th input end, described the first control end is connected to described first and selects line, the second switch part comprises the second input end, the second output terminal and the second control end, described the second input end is connected to the first data-driven line be electrically connected to described first input end, described the second output terminal is connected to the 6th input end, and described the second control end is connected to described second and selects line.
4. driving circuit as claimed in claim 1, it is characterized in that: described driving circuit also comprises the first control signal transmission line, described the first control signal transmission line is for transmitting the first control signal, described selection module also comprises the second selection module, and described second selects module for selectively described the first control signal being transferred to described colored part and/or the white and black displays part of showing.
5. driving circuit as claimed in claim 4, it is characterized in that: described driving circuit also comprises many first turntable driving lines, a plurality of the 5th switch member and a plurality of the 6th switch member, the 5th switch member comprises the 5th control end and the 5th input end, described the 5th control end is connected to described first a turntable driving line, described the 6th switch member comprises the 6th control end and the 6th input end, described the 6th control end is connected to described the first turntable driving line be connected with described the 5th control end, described second selects module to comprise that the 3rd selects line, the 4th selects line, the 3rd switch member and the 4th switch member, the 3rd switch member comprises the 3rd input end, the 3rd output terminal and the 3rd control end, described the 3rd input end is connected to described the first control signal transmission line, described the 3rd output terminal is connected to the 5th input end, described the 3rd control end is connected to the described the 3rd and selects line, the 4th switch member comprises four-input terminal, the 4th output terminal and the 4th control end, described four-input terminal is connected to described the first control signal transmission line, described the 4th output terminal is connected to the 6th input end, and described the 4th control end is connected to the described the 4th and selects line.
6. driving circuit as claimed in claim 4, it is characterized in that: described display device also comprises first substrate, be formed at colored film layer, second substrate on first substrate, be formed at the pixel electrode layer on described second substrate, described colored film layer comprises colored region and transparent region, the corresponding described colored part that shows of described colored region, the corresponding described white and black displays part of described transparent region; Described pixel electrode layer comprises and being set up in parallel and color region electrode and the black and white region electrode of mutually insulated; Described color region electrode is relative with described colored region, and described black and white region electrode is relative with described transparent region.
7. driving circuit as claimed in claim 1, it is characterized in that: described driving circuit also comprises many second turntable driving lines, described the second turntable driving line is for transmitting the second sweep signal, described selected cell comprises that the 3rd selects module, and the described the 3rd selects module for selectively described the second sweep signal being transferred to described colored part and/or the white and black displays part of showing.
8. driving circuit as claimed in claim 7, it is characterized in that: described driving circuit also comprises many second data-driven lines, a plurality of the 7th switch member and a plurality of the 8th switch member, the 7th switch member comprises the 7th input end, the 7th output terminal and the 7th control end, the 7th input end is connected to described second a data-driven line, described the 7th output terminal is connected to the described colored part that shows, the 8th switch member comprises the 8th input end, the 8th output terminal and the 8th control end, described the 8th input end is connected to the second data-driven line be electrically connected to described the 7th input end, described the 8th output terminal is connected to described white and black displays part, the described the 3rd selects module to comprise that the 5th selects line, the 6th selects line, the 9th switch member and the tenth switch member, the 9th switch member comprises the 9th input end, the 9th output terminal and the 9th control end, described the 9th input end is connected to described second a turntable driving line, described the 9th output terminal is connected to the 7th control end, described the 9th control end is connected to the described the 5th and selects line, the tenth switch member comprises the tenth input end, the tenth output terminal and the tenth control end, described the tenth input end is connected to the second turntable driving line be electrically connected to described the 9th input end, described the tenth output terminal is connected to the 8th control end, and described the tenth control end is connected to the described the 6th and selects line.
9. driving circuit as claimed in claim 8, it is characterized in that: described driving circuit also comprises the second control signal transmission line, described the second control signal transmission line is for transmitting the second control signal, described selected cell also comprises that the 4th selects module, and the described the 4th selects module for selectively this second control signal being transferred to the 7th control end and/or the 8th control end.
10. driving circuit as claimed in claim 9, it is characterized in that: the described the 4th selects module to comprise that the 7th selects line, the 8th selects line, the 11 switch member and twelvemo are closed part, described the 11 switch member comprises the 11 input end, the 11 output terminal and the 11 control end, described the 11 input end is connected to described the second control signal transmission line, described the 11 output terminal is connected to described the 7th control end, described the 11 control end is connected to the described the 7th and selects line, described twelvemo is closed part and is comprised the 12 input end, the 12 output terminal and the 12 control end, described the second control signal transmission line of described the 12 input end, described the 12 output terminal is connected to described the 8th control end, the 12 control end is connected to the described the 8th and selects line.
11. driving circuit as claimed in claim 10 is characterized in that: when described the 4th selection module, select described the second control signal is transferred to described colored show part or colored display part timesharing, described many data drive wires load identical data-signal.
12. driving circuit as claimed in claim 11, it is characterized in that: described display device also comprises first substrate, be formed at colored film layer, second substrate on first substrate, be formed at the pixel electrode layer on described second substrate, described colored film layer comprises colored region and transparent region, the corresponding described colored part that shows of described colored region, the corresponding described white and black displays part of described transparent region; Described pixel electrode layer comprises and being set up in parallel and color region electrode and the black and white region electrode of mutually insulated; Described color region electrode is relative with described colored region, and described black and white region electrode is relative with described transparent region.
A 13. display device, it comprises first substrate, second substrate, be held on the liquid crystal layer between first substrate and second substrate, back light unit, described back light unit and liquid crystal layer are respectively in the second substrate both sides, this display device comprises a plurality of pixels, each pixel at least comprises a sub-pixel, described sub-pixel comprises colored part and the white and black displays part of showing, first substrate comprises a colored film layer, described colored film layer comprises colored region and the transparent region be set up in parallel, described colored region is positioned at the described colored part that shows, described transparent region is positioned at described white and black displays part.
14. display device as claimed in claim 13 is characterized in that: described first substrate also comprises the first substrate and common electrode layer, and described colored film layer and common electrode layer are formed on described the first substrate.
15. display device as claimed in claim 14, it is characterized in that: second substrate comprises pixel electrode layer and the second substrate, described pixel electrode layer comprises color region electrode and black and white region electrode, described color region electrode and black and white region electrode side by side and mutually insulated be arranged on described the second substrate, by described colored region, the projection on described the first substrate or the second substrate covers in the projection of described color region electrode on the first substrate or the second substrate, the projection of described black and white region electrode on described the first substrate or the second substrate, by the projection on described the first substrate or the second substrate of described transparent region, covered.
16. display device as claimed in claim 13 is characterized in that: all white and black displays parts of display device can load same electric signal simultaneously, make the demonstration of all white and black displays parts consistent; Institute's chromatic colour display part of described display device divides can load same electric signal simultaneously, and the demonstration that institute's chromatic colour display part is divided is consistent.
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| CN107219697A (en) * | 2017-05-25 | 2017-09-29 | 深圳市华星光电技术有限公司 | Transparent display panel and device |
| CN107463032B (en) * | 2017-09-29 | 2020-05-22 | 上海天马微电子有限公司 | Liquid crystal display panel and display device |
| CN107422507B (en) * | 2017-09-29 | 2020-04-03 | 上海天马微电子有限公司 | Liquid crystal display panel and display device |
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| CN101115152A (en) * | 2006-07-27 | 2008-01-30 | 敦南科技股份有限公司 | Multi-channel image sensing module and sensing method |
| CN101142514A (en) * | 2005-03-16 | 2008-03-12 | 松下电器产业株式会社 | Liquid crystal display unit and portable terminal device |
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| EP1603108B1 (en) * | 2004-06-02 | 2017-03-22 | BlackBerry Limited | Mixed Monochrome and Colour Display Driving Technique |
| WO2006030868A1 (en) * | 2004-09-15 | 2006-03-23 | Citizen Watch Co., Ltd. | Liquid crystal display device |
| TWI386744B (en) * | 2004-12-14 | 2013-02-21 | Samsung Display Co Ltd | Thin film transistor panel and liquid crystal display using the same |
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| CN101115152A (en) * | 2006-07-27 | 2008-01-30 | 敦南科技股份有限公司 | Multi-channel image sensing module and sensing method |
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