CN101645238B - Display method for electrophoretic display device - Google Patents
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- CN101645238B CN101645238B CN2008101312715A CN200810131271A CN101645238B CN 101645238 B CN101645238 B CN 101645238B CN 2008101312715 A CN2008101312715 A CN 2008101312715A CN 200810131271 A CN200810131271 A CN 200810131271A CN 101645238 B CN101645238 B CN 101645238B
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Abstract
The present invention relates to a display method for an electrophoretic display device, which comprises the following steps: firstly, displaying all pixels of a first picture at a first time; secondly, comparing the difference between all the pixels at the first time and all pixels of a second picture displayed at a second time later than the first time as scheduled, and dividing the partial pixels corresponding to the difference into a first pixel set and a second pixel set, wherein the first pixel set presents a first single color and a second single color at the first time and the second time respectively, and the second pixel set presents the second single color and the first single color at the first time and the second time respectively; thirdly, displaying an intermediate image in the first pixel set at a third time between the first time and the second time, wherein the intermediate image presents the second single color; and finally, displaying the partial corresponding second picture in the second pixel set at the second time, wherein, the images displayed in the pixels except the first pixel set and the second pixel set at the third time and the second time remain unchanged.
Description
Technical field
The present invention relates to a kind of display packing (display method), particularly relate to a kind of display packing that is applied to electrophoretic display apparatus.
Background technology
Fig. 1 illustrates the diagrammatic cross-section of known a kind of electrophoretic display apparatus.Fig. 2 illustrates the synoptic diagram of display packing of the electrophoretic display apparatus of known a kind of Fig. 1 of being applied to.Fig. 3 A illustrates the electrophoretic display apparatus of Fig. 1 in the synoptic diagram of the first shown picture of first moment.Fig. 3 B illustrates the electrophoretic display apparatus of Fig. 1 in the synoptic diagram of the second shown picture of second moment.Please refer to Fig. 1, electrophoretic display apparatus 100 has a plurality of pixels (pixel) 110, and it is in order to display frame (frame).One electrophoretic layer of electrophoretic display apparatus 100 (electrophoretic layer) 120 has a plurality of microcapsules (microcapsule) 122 and the electrophoretic fluid (electrophoretic fluid) 124 that is filled in each microcapsules 122.Electrophoretic fluid 124 in each microcapsules 122 comprises an insulation impregnant (dielectric solvent) 124a and a plurality of charged colored particles (charged pigment particle) 124b.These charged colored particles 124b scatter (disperse) in insulation impregnant 124a.
The known display packing that is applied to electrophoretic display apparatus comprises the following steps (step).At first, please refer to Fig. 1, Fig. 2 and Fig. 3 A, execution in step 101 shows that in one first moment (time) one first picture (frame) F11 is in these pixels 110.Then, please refer to Fig. 1, Fig. 2 and Fig. 3 B, execution in step 102 shows that in second moment that was later than for first moment one second picture F12 is in these pixels 110.Electrophoretic display apparatus 100 is when showing the first picture F11 or the second picture F12, and these charged colored particles 124b of part can move to a side of electrophoretic display apparatus 100 in each microcapsules 122, and then present the first picture F11 or the second picture F12.
Yet, because the viscosity of insulation impregnant 124a can limit the translational speed of these charged colored particles 124b, so when the known display packing that is applied to electrophoretic display apparatus proceeded to step 102 by step 101, the ghost (ghost image) (schematically illustrating with oblique line in Fig. 3 B) of the part first picture F11 can appear in the electrophoretic display apparatus 100 second shown picture F12.
In order to improve the problems referred to above, the display packing that known another kind is applied to electrophoretic display apparatus is suggested.Fig. 4 illustrates the synoptic diagram of display packing that known another kind is applied to the electrophoretic display apparatus of Fig. 1.Fig. 5 A illustrates the electrophoretic display apparatus of Fig. 1 in the synoptic diagram of the first shown picture of first moment.Fig. 5 B illustrates the electrophoretic display apparatus of Fig. 1 in the synoptic diagram of shown white picture of second moment.Fig. 5 C illustrates the electrophoretic display apparatus of Fig. 1 in the synoptic diagram of the second shown picture of the 3rd moment.The display packing that known another kind is applied to electrophoretic display apparatus comprises the following steps.At first, please refer to Fig. 1, Fig. 4 and Fig. 5 A, execution in step 201 constantly shows that the first picture F21 is in these pixels 110 one first.Then, please refer to Fig. 1, Fig. 4 and Fig. 5 B, execution in step 202 shows that in second moment that was later than for first moment a white picture F22 is in these pixels 110.Then, please refer to Fig. 1, Fig. 4 and Fig. 5 C, execution in step 203 shows that in the 3rd moment that was later than for second moment one second picture F23 is in these pixels 110.Yet, when switching to the second picture F23 by the first picture F21, the display packing that known another kind is applied to electrophoretic display apparatus all must be carried out above-mentioned three steps, makes the switch speed of picture consume the required electric energy of electrophoretic display apparatus 100 more slowly and comparatively.
Because above-mentioned existing application is in the defective of the display packing existence of electrophoretic display apparatus, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of new display packing that is applied to electrophoretic display apparatus, can improve the display packing of general existing application, make it have more practicality in electrophoretic display apparatus.Through constantly research, design, and after studying repeatedly and improving, create the present invention who has practical value finally.
Summary of the invention
The objective of the invention is to, overcome the defective of existing application in the display packing existence of electrophoretic display apparatus, and a kind of new display packing that is applied to electrophoretic display apparatus is provided, technical matters to be solved is to make its picture switching speed can promote and comparatively save the required electric energy of electrophoretic display apparatus effectively, thereby is suitable for practicality more.
The object of the invention to solve the technical problems realizes by the following technical solutions.A kind of display packing that is applied to electrophoretic display apparatus according to the present invention's proposition.Electrophoretic display apparatus has a plurality of pixels, and display packing comprises the following steps.At first, show that one first one first picture is in whole these pixels constantly.Then, relatively whole these pixels in first moment show the difference of whole these pixels of one second picture with becheduleding for for one second moment, and will be divided into one first collection of pixels and one second collection of pixels corresponding to these pixel regions of part of difference.Second is later than first constantly constantly.First collection of pixels presents one first monochrome constantly and constantly presents one second monochrome second first, and second collection of pixels presents second monochrome constantly and presents one first monochrome constantly second first.Afterwards, be engraved on first collection of pixels at one the 3rd o'clock and show intermediary's image (medium image).The 3rd constantly between first constantly and second constantly between, and intermediary's image presents second monochrome, first collection of pixels and the second collection of pixels shown picture of pixel in addition remains unchanged.Then, be engraved on second collection of pixels at second o'clock and show corresponding part second picture, the shown picture of pixel beyond first collection of pixels and second collection of pixels remains unchanged.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
In one embodiment of this invention, the first above-mentioned monochrome is a black, and second monochrome is a white.
In one embodiment of this invention, the first above-mentioned monochrome is a white, and second monochrome is a black.
By technique scheme, the display packing that the present invention is applied to electrophoretic display apparatus has the following advantages at least:
Because the display packing that is applied to electrophoretic display apparatus of embodiments of the invention is in being switched to second constantly the process of second picture by first constantly first picture, second picture only can be done partial update.Therefore, compare with known techniques, the switch speed of the picture of the display packing that is applied to electrophoretic display apparatus of embodiments of the invention can promote and comparatively save the required electric energy of electrophoretic display apparatus effectively.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of instructions, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 illustrates the diagrammatic cross-section of known a kind of electrophoretic display apparatus.
Fig. 2 illustrates the synoptic diagram of display packing of the electrophoretic display apparatus of known a kind of Fig. 1 of being applied to.
Fig. 3 A illustrates the electrophoretic display apparatus of Fig. 1 in the synoptic diagram of the first shown picture of first moment.
Fig. 3 B illustrates the electrophoretic display apparatus of Fig. 1 in the synoptic diagram of the second shown picture of second moment.
Fig. 4 illustrates the synoptic diagram of display packing that known another kind is applied to the electrophoretic display apparatus of Fig. 1.
Fig. 5 A illustrates the electrophoretic display apparatus of Fig. 1 in the synoptic diagram of the first shown picture of first moment.
Fig. 5 B illustrates the electrophoretic display apparatus of Fig. 1 in the synoptic diagram of shown white picture of second moment.
Fig. 5 C illustrates the electrophoretic display apparatus of Fig. 1 in the synoptic diagram of the second shown picture of the 3rd moment.
Fig. 6 illustrates the diagrammatic cross-section of a kind of electrophoretic display apparatus of one embodiment of the invention.
Fig. 7 illustrates the synoptic diagram of display packing of electrophoretic display apparatus of a kind of Fig. 6 of being applied to of present embodiment.
Fig. 8 A illustrates the electrophoretic display apparatus of Fig. 6 in the synoptic diagram of the first shown picture of first moment.
Fig. 8 B illustrates the electrophoretic display apparatus of Fig. 6 in the synoptic diagram of shown intermediary's image of the 3rd moment.
Fig. 8 C illustrates the electrophoretic display apparatus of Fig. 6 in the synoptic diagram of the second shown picture of second moment.
Fig. 9 illustrates the electrophoretic display apparatus of Fig. 6 in the synoptic diagram of another shown intermediary's image of the 3rd moment.
100,300: electrophoretic display apparatus
101,102,201,202,203,301,302,303,304: step
110,310: pixel
120,320: electrophoretic layer
122,322: microcapsules
124,324: electrophoretic fluid
124a, 324a: insulation impregnant
124b, 324b: charged colored particles
F11, F21, F21, F22, F23, F31, F32: picture
I31, I32, I33, I33 ', I34: image
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to its embodiment of the display packing that is applied to electrophoretic display apparatus, step, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
Fig. 6 illustrates the diagrammatic cross-section of a kind of electrophoretic display apparatus of one embodiment of the invention.Fig. 7 illustrates the synoptic diagram of display packing of electrophoretic display apparatus of a kind of Fig. 6 of being applied to of present embodiment.Fig. 8 A illustrates the electrophoretic display apparatus of Fig. 6 in the synoptic diagram of the first shown picture of first moment.Fig. 8 B illustrates the electrophoretic display apparatus of Fig. 6 in the synoptic diagram of shown intermediary's image of the 3rd moment.Fig. 8 C illustrates the electrophoretic display apparatus of Fig. 6 in the synoptic diagram of the second shown picture of second moment.
Please refer to Fig. 6, electrophoretic display apparatus 300 has a plurality of pixels 310, and it is in order to display frame.One electrophoretic layer 320 of electrophoretic display apparatus 300 has a plurality of microcapsules 322 and the electrophoretic fluid 324 that is filled in each microcapsules 322.Electrophoretic fluid 324 in each microcapsules 322 comprises an insulation impregnant 324a and a plurality of charged colored particles 324b.These charged colored particles 324b intersperse among in the insulation impregnant 324a.In addition, the structure of can also the be a plurality of little cup of the structure of these microcapsules 322 of present embodiment (microcup) and being substituted, and the color of each charged colored particles 324b can be half black with half in vain, so the present invention does not do any qualification in this.
In this mandatory declaration is that described each pixel 310 of first embodiment is defined as the minimum display unit (displayunit) of 300 energy display white of electrophoretic display apparatus image (image) or black image.By these pixels 310 as minimum display unit, the picture of any different GTGs is shown.
The display packing that is applied to electrophoretic display apparatus of present embodiment comprises the following steps.At first, please refer to Fig. 6, Fig. 7 and Fig. 8 A, execution in step 301 shows that one first one first picture F31 is in whole these pixels 310 constantly.Then, please refer to Fig. 6 and Fig. 7, execution in step 302, relatively first constantly whole these pixels 310 with becheduled for one second and show the difference of whole these pixels 310 of one second picture F32 (visible Fig. 8 C) constantly, and will divide into one first collection of pixels and one second collection of pixels corresponding to these pixels 310 of part of difference.Second is later than first constantly constantly.
It should be noted that, first collection of pixels presents one first monochrome (for example being black) constantly and presents one second monochrome (for example being white) constantly second first, and second collection of pixels presents second monochrome (for example being white) constantly and presents one first monochrome (for example being black) constantly second first.In the present embodiment, for example for showing the set that these pixels 310 of part of solar image I31 are become at Fig. 8 A, second collection of pixels for example shows the set that these pixels 310 of part of moon image I32 are become for becheduleding at Fig. 8 C to first collection of pixels.
Afterwards, please refer to Fig. 6, Fig. 7 and Fig. 8 B, execution in step 303 was engraved on first collection of pixels at one the 3rd o'clock and shows an image I33 of intermediary.The 3rd constantly between first moment and second moment.The image I33 of intermediary (Fig. 8 B schematically is represented by dotted lines its profile) presents second monochrome (for example being white).In other words, please refer to Fig. 8 A and Fig. 8 B, the solar image I31 of the first picture F31 was eliminated in the 3rd moment, that is the part first picture F31 is eliminated in the 3rd constantly.Mandatory declaration is in addition, and in the 3rd moment, these pixels 310 of all the other outside first collection of pixels still show the other part first picture F31, and it comprises smiling face's image I34 and the white background color image that is illustrated among Fig. 8 A.
Then, please refer to Fig. 6, Fig. 7 and Fig. 8 C, execution in step 304 was engraved on second collection of pixels and shows the corresponding part second picture F32 (that is moon image I32) at second o'clock.Mandatory declaration is in addition, in second moment, these pixels 310 of all the other outside second collection of pixels still show other part first picture F31 (comprising the smiling face's image I34 and the white background color image that are illustrated among Fig. 8 A) and the image I33 of intermediary (seeing Fig. 8 B).Therefore, in second moment, the whole second picture F32 is shown to finish.
In brief, please refer to Fig. 8 A to Fig. 8 C, the above-mentioned display packing that is applied to electrophoretic display apparatus is after removing the solar image I31 of the first picture F31 earlier, then shows the moon image I32 of the second picture F32.
Because the display packing that is applied to electrophoretic display apparatus of present embodiment is in being switched to second constantly the process of the second picture F32 by first constantly the first picture F31, the second picture F32 only can do partial update.Therefore, compare with known techniques, the switch speed of the picture of the display packing that is applied to electrophoretic display apparatus of present embodiment can promote and comparatively save the required electric energy of electrophoretic display apparatus 300 effectively.
Fig. 9 illustrates the electrophoretic display apparatus of Fig. 6 in the synoptic diagram of another shown intermediary's image of the 3rd moment.Please refer to Fig. 6, Fig. 7, Fig. 8 A, 8C and Fig. 9, in another embodiment, first collection of pixels can be white and can be black in second second monochrome that is constantly presented in first first monochrome that is constantly presented, and second collection of pixels can be black and can be white in second first monochrome that is constantly presented in first second monochrome that is constantly presented.
In detail, in this another embodiment, for example for showing the set that these pixels 310 of part of solar image I31 are become at Fig. 8 A, first collection of pixels for example shows the set that these pixels 310 of part of moon image I32 are become for becheduleding at Fig. 8 C to second collection of pixels.In this another embodiment, first shown in Fig. 8 A constantly after, after the display packing that is applied to electrophoretic display apparatus was included in the image I33 ' of intermediary (step 303) that was engraved in first collection of pixels demonstration black at shown in Figure 9 the 3rd o'clock, then second o'clock after the 3rd moment was engraved in the part second picture F32 (step 304) that second collection of pixels shows correspondence.Be that the image I33 ' of intermediary in the 3rd moment is same as the moon image I32 (seeing Fig. 8 C) of the second picture F32 in second moment in this mandatory declaration.On be set forth in and be engraved in second collection of pixels at second o'clock and show that the corresponding part second picture F32 is the solar image I31 (seeing Fig. 8 A) that removes the first picture F31.
In brief, please in regular turn with reference to figure 8A, Fig. 9 and Fig. 8 C, the display packing that is applied to electrophoretic display apparatus of above-mentioned another embodiment is after showing the moon image I32 of the second picture F32 earlier, then removes the solar image I31 of the first picture F31.
In sum, embodiments of the invention have following one of them or other advantage at least.Because the display packing that is applied to electrophoretic display apparatus of embodiments of the invention is in being switched to second constantly the process of second picture by first constantly first picture, second picture only can be done partial update.Therefore, compare with known techniques, the switch speed of the picture of the display packing that is applied to electrophoretic display apparatus of embodiments of the invention can promote and comparatively save the required electric energy of electrophoretic display apparatus effectively.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solution of the present invention content, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (3)
1. display packing that is applied to electrophoretic display apparatus, wherein this electrophoretic display apparatus has a plurality of pixels, it is characterized in that this display packing comprises:
Constantly show that one first one first picture is in whole these pixels;
Relatively first constantly whole these pixels with becheduled for one second difference that shows whole these pixels of one second picture constantly, to be divided into one first collection of pixels and one second collection of pixels corresponding to these pixel regions of part of this difference, wherein this second moment is later than this first moment, this first collection of pixels presented one first monochrome and presents one second monochrome in this second moment in this first moment, and this second collection of pixels presented this second monochrome and presents one first monochrome in this second moment in this first moment;
Be engraved on this first collection of pixels at one the 3rd o'clock and show intermediary's image, wherein the 3rd constantly between this first moment and this second moment, and this intermediary's image presents this second monochrome, and the shown picture of pixel beyond first collection of pixels and second collection of pixels remains unchanged;
Be engraved on this second collection of pixels at this second o'clock and show corresponding this second picture of part, the shown picture of pixel beyond first collection of pixels and second collection of pixels remains unchanged.
2. the display packing that is applied to electrophoretic display apparatus according to claim 1 it is characterized in that described first monochrome is black, and this second monochrome is a white.
3. the display packing that is applied to electrophoretic display apparatus according to claim 1 it is characterized in that described first is monochromatic for white, and this second monochrome is a black.
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| CN2008101312715A CN101645238B (en) | 2008-08-05 | 2008-08-05 | Display method for electrophoretic display device |
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| CN2008101312715A CN101645238B (en) | 2008-08-05 | 2008-08-05 | Display method for electrophoretic display device |
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| CN101645238A CN101645238A (en) | 2010-02-10 |
| CN101645238B true CN101645238B (en) | 2011-07-06 |
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| TWI439990B (en) * | 2011-01-19 | 2014-06-01 | E Ink Holdings Inc | Driving method of display panel and electrophoresis display apparatus using the same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6762744B2 (en) * | 2000-06-22 | 2004-07-13 | Seiko Epson Corporation | Method and circuit for driving electrophoretic display, electrophoretic display and electronic device using same |
| CN1823361A (en) * | 2003-07-15 | 2006-08-23 | 皇家飞利浦电子股份有限公司 | An electrophoretic display panel with reduced power consumption |
| CN1934612A (en) * | 2004-03-22 | 2007-03-21 | 皇家飞利浦电子股份有限公司 | 'rail-stabilized' (reference state) driving method with image memory for electrophoretic display |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6762744B2 (en) * | 2000-06-22 | 2004-07-13 | Seiko Epson Corporation | Method and circuit for driving electrophoretic display, electrophoretic display and electronic device using same |
| CN1823361A (en) * | 2003-07-15 | 2006-08-23 | 皇家飞利浦电子股份有限公司 | An electrophoretic display panel with reduced power consumption |
| CN1934612A (en) * | 2004-03-22 | 2007-03-21 | 皇家飞利浦电子股份有限公司 | 'rail-stabilized' (reference state) driving method with image memory for electrophoretic display |
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Effective date of registration: 20190717 Address after: No. 8 Wuzhou West Road, Yangzhou Economic Development Zone, Jiangsu Province Patentee after: Chuan Qi photoelectric technology (Yangzhou) Co., Ltd. Address before: Hsinchu City, Taiwan, China Patentee before: Yuantai Science and Technology Industry Co., Ltd. |