CN103426361B - Display device - Google Patents
Display device Download PDFInfo
- Publication number
- CN103426361B CN103426361B CN201210159353.7A CN201210159353A CN103426361B CN 103426361 B CN103426361 B CN 103426361B CN 201210159353 A CN201210159353 A CN 201210159353A CN 103426361 B CN103426361 B CN 103426361B
- Authority
- CN
- China
- Prior art keywords
- tft
- light
- display device
- drive singal
- transparent vessel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000002245 particle Substances 0.000 claims abstract description 36
- 238000004020 luminiscence type Methods 0.000 claims abstract description 32
- 239000000203 mixture Substances 0.000 claims abstract description 23
- 239000000725 suspension Substances 0.000 claims description 5
- 239000003086 colorant Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 230000005669 field effect Effects 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 238000000149 argon plasma sintering Methods 0.000 description 6
- 230000005684 electric field Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000003094 microcapsule Substances 0.000 description 1
Landscapes
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Abstract
Embodiments provide a kind of display device.Display device according to the embodiment of the present invention comprises: transparent vessel, is filled with composition, and wherein composition comprises liquid-carrier and charged light-reflecting particles; First driver element, configuration provides the first drive singal; Top crown, is connected with the first driver element, is arranged on the upper surface of transparent vessel, and configuration produces the first voltage according to the first drive singal; Second driver element, configuration provides the second drive singal; Bottom crown, is connected with the second driver element, is arranged on the lower surface of transparent vessel, and configuration produces the second voltage according to the second drive singal; Luminescence unit, is arranged on the side of transparent vessel, and the next side from transparent vessel of configuration is to transparent vessel emission of light; Brightness control unit, configuration comes the position according to light-path, determines the first drive singal that the first driver element provides and/or the second drive singal that the second driver element provides.
Description
Technical field
The embodiment of the present invention relates to a kind of display device.
Background technology
Along with the development of science and technology, the various terminal electronic device of such as personal computer, portable computer, smart mobile phone, multimedia player, e-book and so on are proposed.User can use these terminal devices to watch video, browse webpage, carry out video/audio call etc. easily.Along with these electronic equipments are widely used, display technique has also become current study hotspot.The various display techniques of such as LCD, LED, OLED, mirasol, E-ink, DMS and so on are proposed at present.But display screen power consumption in existing electronic equipment is large, manufacturing cost is high.
Summary of the invention
Therefore, the present invention wishes to propose a kind of new display technique to overcome the above problems.
An embodiment provides a kind of display device, comprising: transparent vessel, be filled with composition, wherein composition comprises liquid-carrier and charged light-reflecting particles; First driver element, configuration provides the first drive singal; Top crown, is connected with the first driver element, is arranged on the upper surface of transparent vessel, and configuration produces the first voltage according to the first drive singal; Second driver element, configuration provides the second drive singal; Bottom crown, is connected with the second driver element, is arranged on the lower surface of transparent vessel, and configuration produces the second voltage according to the second drive singal; Luminescence unit, is arranged on the side of transparent vessel, and the next side from transparent vessel of configuration is to transparent vessel emission of light, and the light wherein launched from luminescence unit passes composition, to form light-path in the composition; Brightness control unit, configuration comes the position according to light-path, determine the first drive singal that the first driver element provides and/or the second drive singal that the second driver element provides, wherein under the effect of the first voltage and the second voltage, charged light-reflecting particles is arranged in light-path at least partially.
According to the display device of the embodiment of the present invention, in its transparent vessel, filling bag contains the composition of liquid-carrier and charged light-reflecting particles, and make charged light-reflecting particles at least partially be located across transparent vessel light to form suspension in light-path, thus the charged light-reflecting particles under the irradiation of incident ray in light-path produces dindar now to light scattering, and by showing to user the charged light-reflecting particles of light scattering.According to embodiments providing a kind of new display technique, relative to existing display technique, configuration structure is more simple, and improves the utilization factor to the light sent from luminescence unit.In addition, the power consumption of display device can be reduced by display technique according to an embodiment of the invention, and the manufacturing cost of display device can be reduced.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, the required accompanying drawing used in embodiments of the invention description will briefly be described below.
Fig. 1 depicts the exemplary block diagram of display device according to an embodiment of the invention.
Fig. 2 shows the schematic diagram of an example of the display device shown in Fig. 1.
Fig. 3 A shows according in the display device of the embodiment of the present invention, and top crown and bottom crown do not apply the schematic diagram of an illustrative case of electric field to composition.
Fig. 3 B shows according in the display device of the embodiment of the present invention, and top crown and bottom crown apply the schematic diagram of an illustrative case of electric field to composition.
Embodiment
Hereinafter, the preferred embodiments of the present invention are described in detail with reference to accompanying drawing.Note, in the present description and drawings, there is the identical Reference numeral of substantially the same element and represent, and will be omitted the repetition of explanation of these elements.
Fig. 1 depicts the exemplary block diagram of display device according to an embodiment of the invention.Below, with reference to Fig. 1, the display device 100 according to the embodiment of the present invention is described.As shown in Figure 1, display device 100 comprises transparent vessel 110, first driver element 120, top crown 130, second driver element 140, bottom crown 150, luminescence unit 160 and brightness control unit 170.
Composition is filled with in transparent vessel 110.Composition can comprise liquid-carrier and charged light-reflecting particles.When not applying electric field to composition, charged light-reflecting particles is sunken to the bottom of liquid-carrier.According to an example of the present invention, liquid-carrier can be nonconducting transparency liquid, and charged light-reflecting particles can be the particulate of the Prof. Du Yucang with electric charge of such as charged microcapsules and so on.
First driver element 120 can provide the first drive singal to top crown 130.Top crown 130 is connected with the first driver element 120, and is arranged on the upper surface of transparent vessel 110.Top crown 130 can produce the first voltage according to the first drive singal.In addition according to an example of the present invention, top crown 130 is transparent.
Second driver element 140 can provide the second drive singal to bottom crown 150.Bottom crown 150 is connected with the second driver element 140, and is arranged on the lower surface of transparent vessel.Bottom crown 150 can produce the second voltage according to the second drive singal.In addition according to an example of the present invention, bottom crown 150 is transparent.
The side of reliable near-transparent container 110, such as, when transparent vessel 110 is cuboid container, with the surface that above-mentioned transparent vessel 110 upper surface is substantially vertical with lower surface, luminescence unit 160 is set, so that luminescence unit 160 is from the side of transparent vessel 110 to transparent vessel 110 emission of light.Particularly, the composition transparent vessel 110 can be passed from the light of luminescence unit 160 transmitting, to form light-path in the composition.According to an example of the present invention, luminescence unit 160 can and display device 100 lower surface place plane between there is preset distance.Thus when to the composition applying electric field in transparent vessel 110, charged light-reflecting particles is not sunken to the bottom of liquid-carrier, even if luminescence unit 160 also can not be irradiated to the light-reflecting particles of the bottom being positioned at transparent vessel from the side of transparent vessel 110 to transparent vessel 110 emission of light, thus avoid light-reflecting particles and mistakenly the light that luminescence unit 160 goes out is reflected.
Brightness control unit 170 can according to the position of light-path, determine the first drive singal that the first driver element 120 provides and/or the second drive singal that the second driver element 140 provides, and then control the second voltage that the first voltage of producing of top crown 130 and/or bottom crown 150 produce, to make under the effect of the first voltage and the second voltage, charged light-reflecting particles moves to light-path from the bottom of liquid-carrier at least partially.Thus in transparent vessel 110 incident ray process path on formed and comprise the suspension of charged light-reflecting particles, under the irradiation of incident ray, charged light-reflecting particles is to light scattering (that is, producing Tyndall phenomenon).
According to an example of the present invention, when opening display device 100, second driver element 140 can provide the second predetermined drive singal for bottom crown, the second predetermined voltage is produced to make bottom crown, and brightness control unit 170 can according to the position of light-path, determine the first drive singal that the first driver element 120 provides, to control the first voltage that top crown produces, vice versa.Alternatively, brightness control unit 170 also can control according to the position of light-path the both drive signals that the first driver element 120 and the second driver element 140 provide.
According to the display device of the present embodiment, in its transparent vessel, filling bag contains the composition of liquid-carrier and charged light-reflecting particles, and make charged light-reflecting particles at least partially be located across transparent vessel light to form suspension in light-path, thus the charged light-reflecting particles under the irradiation of incident ray in light-path produces dindar now to light scattering, and by showing to user the charged light-reflecting particles of light scattering.According to the display device of the embodiment of the present invention relative to existing display device, structure is more simple, and improves the utilization factor to the light sent from luminescence unit.In addition, the power consumption of display device can be reduced by display device according to an embodiment of the invention, and the manufacturing cost of display device can be reduced.
Fig. 2 shows the schematic diagram of an example of the display device shown in Fig. 1.As shown in Figure 2, top crown 130, transparent vessel 110 and bottom crown 150 are set to layer structure.Luminescence unit 160 is arranged on the side of transparent vessel 110, and from the side of transparent vessel 110 to transparent vessel 110 emission of light.
According to an example of the present invention, top crown 130 can be the first film field effect transistor (TFT) film on an upper, and similarly, bottom crown 150 can be the 2nd TFT film on the lower surface.One TFT film and the 2nd TFT film can be transparent.In addition, be filled with in transparent vessel 110 and comprise liquid-carrier and charged light-reflecting particles composition (as shown in the grey parts in the transparent vessel 110 of Fig. 2).
Fig. 3 A shows according in the display device 100 of the embodiment of the present invention, and top crown 130 and bottom crown 150 do not apply the schematic diagram of an illustrative case of electric field to composition.When top crown 130 do not have generation first voltage and and bottom crown 150 does not have generation the second voltage time, as shown in Figure 3A, charged light-reflecting particles is sunken to the bottom of the liquid-carrier (as shown in the dash area in Fig. 3 A) in transparent vessel 110.Due to luminescence unit 160 can and display device 100 lower surface place plane between there is preset distance, the light that luminescence unit 160 sends can not be irradiated to the light-reflecting particles be positioned at bottom liquid-carrier, thus light-reflecting particles does not reflect the light that luminescence unit 160 goes out.
Fig. 3 B shows according in the display device 100 of the embodiment of the present invention, and top crown 130 and bottom crown 150 pairs of compositions apply the schematic diagram of an illustrative case of electric fields.When the first drive unit drives top crown 130 with produce the first voltage and and the second drive unit drives bottom crown 150 to produce the second voltage time, as shown in Figure 3 B, moving in light-path (as shown in the grey arrow Fig. 3 B) from the bottom of liquid-carrier shown in a part of charged light-reflecting particles Fig. 3 A.Thus in transparent vessel 110 incident ray process path on formed and comprise the suspension of charged light-reflecting particles, under the irradiation of incident ray, charged light-reflecting particles is to through the light scattering of transparent vessel 110, makes user can observe of occurring in colloid bright " path " with the vertical direction (shown in black arrow vertical with light-path in as Fig. 3 B) of incident light.
According to an example of the present invention, brightness control unit according to determining lower surface first drive singal that the first driver element provides and/or lower surface second drive singal that lower surface second driver element provides to the brightness of the image of user's display, thus can control the charged light-reflecting particles density in the light-path of transparent vessel 110.In addition, according to another example of the present invention, brightness control unit also can according to the intensity of the brilliance control luminescence unit emitted light of the image that will show to user.
More specifically, in the example depicted in fig. 3, top crown 130 is the first film field effect transistor (TFT) films on an upper, and similarly, bottom crown 150 is the 2nd TFT films on the lower surface.According to an example of the present invention, the first tft array can comprise a multiple TFT, and the second tft array comprises multiple 2nd TFT, and the first tft array can correspondingly with the second tft array be arranged.Brightness control unit can be determined be provided to first drive singal of each TFT and/or be provided to second drive singal of each 2nd TFT according to the luminance parameter of the image that will show respectively.Each TFT can produce the first voltage according to the first drive singal being provided to a TFT, and each 2nd TFT produces the second voltage according to the second drive singal being provided to the 2nd TFT.That is, brightness control unit independently can control each TFT and produce the first voltage and/or each 2nd TFT produces the second voltage, each TFT produces that the first voltage can to produce the first voltage different from other TFT, and similarly, each 2nd TFT produces that the second voltage can to produce the second voltage different from other the 2nd TFT.Thus control the local density with the charged incandescnet particle in the light-path corresponding to this group the one TFT and the 2nd TFT by the TFT and the 2nd TFT often organizing corresponding setting.
In the example shown in Fig. 3 B, the upper surface of transparent vessel 110 is display surface, namely, when user is towards the upper surface of transparent vessel 110, the image shown by light illumination bands electron particles by sending from luminescence unit 160 can be watched, in the case, according to an example of the present invention, can on the lower surface of transparent vessel 110 reflective membrane, vice versa.In addition, the upper surface of transparent vessel 110 and lower surface can be display surface, in the case, the upper surface and lower surface of transparent vessel 110 all do not need reflective membrane.
In the present embodiment, provide not only a kind of by utilizing Tyndall phenomenon to carry out the display device shown, and by brightness control unit, the voltage that each TFT in tft array produces is controlled, to control the density of the charged light-reflecting particles of local in light-path according to the Image Adjusting that will show.
In addition, according to an example of the present invention, the display device 100 shown in Fig. 1 also can comprise colourity control module, to control the color of the image shown by display device 100.Particularly, colourity control module is connected with luminescence unit.Colourity control module according to the color of the image that will show, can send corresponding color control signal to luminescence unit, to control the color of the light that luminescence unit is launched.
In addition, according to another example of the present invention, when the image that will show is coloured image, colourity control module can send about the color control signal of different colours with predetermined time interval to luminescence unit within the visual lag time period, with the color making luminescence unit to change the light launched with predetermined time interval.Such as, colourity control module can send about red, green and blue color control signal to luminescence unit with predetermined time interval within the visual lag time period, sends redness, green and blue light to make luminescence unit with predetermined time interval.Thus the imaging importing of different colours that charged light-reflecting particles can send by the eye of user, form coloured image.
It should be appreciated by those skilled in the art that and can be dependent on design requirement and other factors carries out various amendment, combination, incorporating aspects and replacement to the present invention, as long as they are in the scope of appended claims and equivalent thereof.
Claims (8)
1. a display device, comprising:
Transparent vessel, is filled with composition, and wherein said composition comprises liquid-carrier and charged light-reflecting particles;
First driver element, configuration provides the first drive singal;
Top crown, is connected with described first driver element, is arranged on the upper surface of described transparent vessel, and configuration produces the first voltage according to described first drive singal;
Second driver element, configuration provides the second drive singal;
Bottom crown, is connected with described second driver element, is arranged on the lower surface of described transparent vessel, and configuration produces the second voltage according to described second drive singal;
Luminescence unit, is arranged on the side of described transparent vessel, and the next side from described transparent vessel of configuration is to described transparent vessel emission of light, and the light wherein launched from described luminescence unit passes described composition, to form light-path in the composition;
Brightness control unit, configuration comes the position according to described light-path, determines described first drive singal that described first driver element provides and/or described second drive singal that described second driver element provides,
Wherein under the effect of described first voltage and described second voltage, described charged light-reflecting particles is arranged in described light-path at least partially, to form the suspension comprising charged light-reflecting particles on described light-path.
2. display device as claimed in claim 1, wherein
Described top crown is the first film field effect transistor (TFT) film on the upper surface;
Described bottom crown is the 2nd TFT film on described lower surface.
3. display device as claimed in claim 1 or 2, wherein
Described lower surface arranges reflective membrane.
4. display device as claimed in claim 2, wherein
A described TFT film comprises the first tft array; And
Described 2nd TFT film comprises the second tft array.
5. display device as claimed in claim 4, wherein
Described first tft array comprises a multiple TFT;
Described second tft array comprises multiple 2nd TFT;
Described brightness control unit is determined be provided to first drive singal of each described TFT and/or be provided to second drive singal of each described 2nd TFT according to the luminance parameter of the image that will show respectively;
Each described TFT produces the first voltage according to the first drive singal being provided to a TFT; And
Each described 2nd TFT produces the second voltage according to the second drive singal being provided to the 2nd TFT;
Wherein by the second voltage that the first voltage and/or each described 2nd TFT of each described TFT generation produce, determine in the described light-path corresponding with each described TFT, the density of described charged light-reflecting particles.
6. display device as claimed in claim 1 or 2, also comprises:
Colourity control module, is connected with described luminescence unit, and configuration comes, according to the color of the image that will show, to send corresponding color control signal, to control the color of the light that described luminescence unit is launched to described luminescence unit.
7. display device as claimed in claim 6, wherein
When the described image that will show is coloured image, described colourity control module sends color control signal about different colours with predetermined time interval to described luminescence unit within the visual lag time period.
8. display device as claimed in claim 1, wherein
The upper surface place plane of described luminescence unit and described display device and/or and the lower surface place plane of described display device between there is preset distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210159353.7A CN103426361B (en) | 2012-05-21 | 2012-05-21 | Display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210159353.7A CN103426361B (en) | 2012-05-21 | 2012-05-21 | Display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103426361A CN103426361A (en) | 2013-12-04 |
| CN103426361B true CN103426361B (en) | 2016-03-30 |
Family
ID=49651032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210159353.7A Active CN103426361B (en) | 2012-05-21 | 2012-05-21 | Display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103426361B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6067184A (en) * | 1996-03-15 | 2000-05-23 | Ecole Polytechnique Federale De Lausanne | Electrochromic or photoelectrochromic device |
| JP2001201771A (en) * | 1999-11-08 | 2001-07-27 | Canon Inc | Electrophoretic display device and method of driving the same |
| CN1900803A (en) * | 2005-07-19 | 2007-01-24 | 财团法人工业技术研究院 | Transflective electrophoresis display structure |
| CN101151651A (en) * | 2005-04-01 | 2008-03-26 | 皇家飞利浦电子股份有限公司 | Display panel capable of controlling brightness according to circumstance light |
| CN102155674A (en) * | 2009-12-11 | 2011-08-17 | 国立大学法人东北大学 | Illumination device and display device |
-
2012
- 2012-05-21 CN CN201210159353.7A patent/CN103426361B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6067184A (en) * | 1996-03-15 | 2000-05-23 | Ecole Polytechnique Federale De Lausanne | Electrochromic or photoelectrochromic device |
| JP2001201771A (en) * | 1999-11-08 | 2001-07-27 | Canon Inc | Electrophoretic display device and method of driving the same |
| CN101151651A (en) * | 2005-04-01 | 2008-03-26 | 皇家飞利浦电子股份有限公司 | Display panel capable of controlling brightness according to circumstance light |
| CN1900803A (en) * | 2005-07-19 | 2007-01-24 | 财团法人工业技术研究院 | Transflective electrophoresis display structure |
| CN102155674A (en) * | 2009-12-11 | 2011-08-17 | 国立大学法人东北大学 | Illumination device and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103426361A (en) | 2013-12-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102707487B (en) | Transparent display device and electronic equipment employing same | |
| US7248394B2 (en) | Transflective electrophoretic display and manufacturing method thereof | |
| CN110231735A (en) | Display device | |
| CN106297626B (en) | Multi-view display device | |
| CN105913787A (en) | Method of detecting a substandard state, a display module and an electronic device operating the same | |
| CN104570449A (en) | Display panel, manufacturing method of display panel, and display device | |
| CN103185979B (en) | Display panel, display device and driving method of display device | |
| CN113744641A (en) | Display device | |
| CN103137024A (en) | Display device and apparatus | |
| CN102914873A (en) | Display method, display device, electronic system, and lighting unit | |
| CN106033156A (en) | Display device and display method | |
| CN103323970A (en) | Display panel, preparation method of display panel and display device | |
| CN105607333A (en) | Display substrate, manufacturing method thereof, display screen, display device and display method | |
| CN208903277U (en) | Display and electronic equipment | |
| CN103943071A (en) | Backlight local control display device and terminal device | |
| CN104285180B (en) | Display device | |
| JP2009244328A (en) | Display panel, display device with the display panel, and method for manufacturing charged particle for use in the display panel | |
| US10606118B2 (en) | Display apparatus and method of controlling the same | |
| CN103439832A (en) | Transparent display device | |
| CN103426361B (en) | Display device | |
| CN101833216A (en) | Electrophoretic display panel and electrophoretic display device | |
| CN102033383A (en) | Electronic paper device | |
| US12266299B2 (en) | Display and terminal device | |
| CN203519973U (en) | Displaying device | |
| CN110197627B (en) | Display substrate, display panel and driving method of display panel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |