CN101110189A - Display device, method of driving display device, and electronic apparatus - Google Patents
Display device, method of driving display device, and electronic apparatus Download PDFInfo
- Publication number
- CN101110189A CN101110189A CNA200710136183XA CN200710136183A CN101110189A CN 101110189 A CN101110189 A CN 101110189A CN A200710136183X A CNA200710136183X A CN A200710136183XA CN 200710136183 A CN200710136183 A CN 200710136183A CN 101110189 A CN101110189 A CN 101110189A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- viewing area
- line
- pixel
- zone
- 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.)
- Pending
Links
Images
Landscapes
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
A display device has a plurality of pixels, a scanning line driving circuit, and a signal line driving circuit. The plurality of pixels are in correspondence with intersections of a plurality of scanning lines and a plurality of signal lines. The scanning line driving circuit supplies a selection signal to each of the plurality of scanning lines. The signal line driving circuit supplies a pixel signal to each of the plurality of signal lines. The plurality of pixels are arranged in a matrix in a display area of the display device. At least a specific area of the display area is an area in which at least one of the plurality of scanning lines obliquely intersects with at least one of the plurality of signal lines.
Description
Technical field
The present invention relates to display device, its driving method and use the electronic equipment of this device by rectangular arrangement pixel.
Background technology
In recent years, because miniaturization, the variation of electronic equipment, people expect to develop various information displays.For example, on wrist-watch market, carrying out in wrist-watch the new senior watch research and development of assembling digital indicator, and the design that requires to meet wrist-watch main body, bracelet etc. is as the display of circular, oval and so on various outer shape.
But for example the spy opens shown in the 2002-174823 communique, with regard to display in the past, respectively by vertically reaching landscape configuration multi-strip scanning line and many data lines, drives and is arranged in cancellate each pixel of chessboard on dimetric substrate.Thereby, even if among the whole viewing area of the only visible display of the window of clock and watch housing as circular, when oval-shaped area part is used, also need the rectangular-shaped zone that places corresponding to dimetric substrate in the clock and watch housing, there is the bigger area that is not used in demonstration in the periphery in the viewing area.In addition, the periphery of toroidal viewing area becomes so-called frame, hinders the degree of freedom of clock and watch design.
Patent documentation 1: the spy opens the 2002-174823 communique
Like this, as if the frame region that forms broad in the viewing area of product periphery, the degree of freedom of design is descended, for example the concept to wrist-watch is unaccommodated.In addition, the picture ratio of display diminishes in the product, and the not good situation that displaying contents was restricted, was difficult to see demonstration etc. takes place.
Summary of the invention
Thereby purpose of the present invention is, a kind of display device is provided, and this display device makes the outer shape that forms near circle, ellipse etc. of display base plate corresponding to the display frame of circle, ellipse etc., can realize product design more freely.
In order to address the above problem, the invention provides a kind of display device, have: a plurality of pixels, corresponding to each infall of multi-strip scanning line and many signal line; Scan line drive circuit provides the selection signal separately to above-mentioned multi-strip scanning line; And signal-line driving circuit, provide picture element signal separately to above-mentioned many barss; Above-mentioned a plurality of pixels are arranged in rectangularly on the viewing area, and at least a portion zone of above-mentioned viewing area is at least one sweep trace among the above-mentioned multi-strip scanning line and the zone of at least one signal wire oblique among above-mentioned many signal line.
According to this formation, owing on a part of zone of viewing area, make multi-strip scanning line and many signal line oblique, thereby the wiring that can utilize inclination makes the mutual thin spaceization of wiring, can reduce the drive circuitry arrangement area that is disposed at the viewing area periphery (perhaps being connected needed zone with the multi-strip scanning line or with outside between many signal line).Whereby, because can be, thereby can seek the raising (narrow frameization) of the picture ratio of relative product design along the splicing ear between the appropriate configuration of periphery of viewing area (octagon, circle, ellipse etc.) and scan line drive circuit, signal-line driving circuit, the external drive circuit, the turning handle of clock and watch etc.
At least one side of above-mentioned multi-strip scanning line or above-mentioned many signal line also can be in the boundary bending between above-mentioned a part of zone and other are regional.In view of the above, because at least a portion bending of multi-strip scanning line or many signal line so can organize two zones that constitute oblique zone and non-oblique zone by side's wiring, therefore makes the degree of freedom of wiring configuration further be enlarged.Also have, the both sides of sweep trace and signal wire also can be linearities (not crooked), and in this case, viewing area integral body becomes the oblique zone.
Its profile of above-mentioned viewing area also can be an octagon.When the viewing area is octagon, can have in the profile of viewing area and use above-mentioned oblique zone on the zone of hypotenuse, can effectively bring into play the save space advantage of utilizing the oblique zone.In addition, be circle or during elliptical shape for example particularly in product design, can increase the picture ratio of relative product design.
Preferably, above-mentioned scan line drive circuit and above-mentioned signal-line driving circuit set along periphery at least a portion of above-mentioned viewing area respectively.In view of the above, by constituting peripheral circuit, when loading peripheral circuit at the same time, can seek the further save spaceization of peripheral circuit along periphery.
Preferably, above-mentioned a plurality of pixel shape separately is rectangular-shaped, on above-mentioned a part of zone, the parallel configuration of vertical limit of the either party of above-mentioned multi-strip scanning line or above-mentioned many signal line and above-mentioned a plurality of pixels or widthwise edge, the parallel configuration of the diagonal line of the opposing party and above-mentioned a plurality of pixels.In view of the above, can make the wiring group that is arranged in rectangular pixel groups and sweep trace and signal wire corresponding easily.
Also have, in this manual, " shape of pixel " is meant, the shape of the least unit of composing images, the particularly shape that is shaped as pixel of pixel electrode.
Preferably, during anistree shape after the profile of above-mentioned viewing area is that four jiaos in rectangle is cut sth. askew, the either party of above-mentioned multi-strip scanning line or above-mentioned many signal line is provided with a limit on the limit that is positioned at above-mentioned anistree shape upside is parallel orthogonally, the opposing party is at least a portion of above-mentioned viewing area, be parallel to that the limit adjacent with the limit of the upside of above-mentioned anistree shape is parallel to be provided with, and adjusted the interval of above-mentioned sweep trace and above-mentioned signal wire respectively, so that the infall between above-mentioned sweep trace and the above-mentioned signal wire is rectangular by being aligned in length and breadth.In view of the above, can effectively be aligned to pixel rectangular on the whole in the viewing area.
Preferably, the profile of above-mentioned viewing area is a polygon-octagonal roughly, a limit of the either party of above-mentioned multi-strip scanning line or above-mentioned many signal line and above-mentioned viewing area profile is parallel orthogonally to be provided with, on above-mentioned a part of zone, it is configured to above-mentioned multi-strip scanning line and above-mentioned many signal line by the angle obliques of 45 degree roughly.In view of the above, when the shape of pixel is square, can effectively be aligned to pixel rectangular on the whole in the viewing area.
Above-mentioned a part of zone also can have the different a plurality of zones of oblique angle between above-mentioned multi-strip scanning line and the above-mentioned many signal line.
In addition, preferably, at each adjacent boundary of the different a plurality of zones of above-mentioned oblique angle, at least one side of above-mentioned multi-strip scanning line or above-mentioned many signal line is crooked.In view of the above, even the different zone of pixel size is arranged, also can efficiently carry out the configuration of above-mentioned multi-strip scanning line and above-mentioned many signal line among above-mentioned a part of zone.Therefore, by disposing a plurality of pixel regions that vary in size, just can realize correspondence for the above-mentioned viewing area of arbitrary shape.
Moreover, preferably, possess: storage part, storage is shown in the view data on the above-mentioned viewing area; With image scrambling transformation portion, above-mentioned storage part is controlled; Above-mentioned image scrambling transformation portion is when writing above-mentioned view data in the above-mentioned storage part by the 1st order corresponding with the ordering of above-mentioned a plurality of pixels, use the 1st address, by 2nd order corresponding with the order that produces by above-mentioned selection signal when above-mentioned storage part writes above-mentioned view data, use the 2nd address, the above-mentioned view data of being stored in above-mentioned storage part is used above-mentioned the 2nd address when above-mentioned display part reads.In view of the above, when view data does not rearrange corresponding to the above-mentioned pixel order corresponding with above-mentioned selection signal in advance, use above-mentioned the 1st address to carry out writing to above-mentioned storage part, when having carried out rearranging corresponding to the above-mentioned pixel order corresponding with above-mentioned selection signal, use above-mentioned the 2nd address to carry out writing to above-mentioned storage part, can before writing, save the artificial and time that rearranges above-mentioned view data in advance with this to above-mentioned storage part.By in above-mentioned view data, adding following mark or sign in advance, just can judge and use which address which of using above-mentioned the 1st address or above-mentioned the 2nd address above-mentioned mark or sign can identify by discern above-mentioned mark or sign by above-mentioned image scrambling transformation portion.
Moreover, preferably, above-mentioned storage part has the capacity of a plurality of above-mentioned view data of storage, and parallel the carrying out of following two work, these two work one is the work (reading work) that the above-mentioned view data that will be used for being shown on the above-mentioned viewing area reads from the 1st storage area of storage part, the 2nd, use above-mentioned the 1st address to write the work of above-mentioned view data (writing work) to following the 2nd storage area, the 2nd storage area is different with the 1st storage area that the above-mentioned view data that is reading was stored.In view of the above because in above-mentioned view data from above-mentioned storage part process of reading, can carry out the above-mentioned view data that then will show storage, so the conversion that can show fast to storage part.
The related display device of another way of the present invention possesses: the viewing area, on the 1st and the 2nd zone, arrange a plurality of pixels; Many signal line are extended by a direction on the above-mentioned the 1st and the 2nd zone; The multi-strip scanning line, on above-mentioned the 1st zone with a part of quadrature of above-mentioned many signal line, on above-mentioned the 2nd zone with another part oblique of above-mentioned many signal line; Signal-line driving circuit is configured along the periphery part in the above-mentioned the 1st and the 2nd zone (viewing area), provides picture element signal to above-mentioned many signal line; Scan line drive circuit is configured along the periphery another part in above-mentioned the 2nd zone, provides the selection signal to above-mentioned multi-strip scanning line; And a plurality of pixel-driving circuits, be arranged at each cross part places of above-mentioned multi-strip scanning line and above-mentioned many signal line respectively, drive above-mentioned pixel according to above-mentioned picture element signal and above-mentioned selection signal.
According to this formation, because of having the 1st zone (orthogonal area) and the 2nd zone (oblique zone), and when constituting the display of following rectangular pixel arrangement, the degree of freedom of wiring being improved, the display that this rectangular pixel is arranged has the viewing area that a profile part tilts.For example, the configuration settings of signal input terminal, scan line drive circuit, signal-line driving circuit and the clock and watch turning handle etc. that are easy to be used for transmitting the various signals that send sweep trace and signal wire to is on the longitudinal and transverse and oblique position of viewing area periphery.Its result is, can improve the picture ratio (narrow frameization) of relative product design, is very suitable for paying attention to (polygon, toroidal, elliptical shape etc.) display of the wrist-watch of product design.
The related display device of another way of the present invention possesses: octagonal viewing area becomes rectangular with a plurality of pixel arrangement; Many signal line are extended by a direction of above-mentioned viewing area; The multi-strip scanning line, on the 1st zone of above-mentioned viewing area with a part of quadrature of above-mentioned many signal line, on the 2nd zone with another part oblique of above-mentioned many signal line; Signal-line driving circuit is configured along the periphery part in above-mentioned viewing area the 1st and the 2nd zone, provides picture element signal to above-mentioned many signal line; Scan line drive circuit is configured along the periphery another part in the 2nd zone, above-mentioned viewing area, provides the selection signal to above-mentioned multi-strip scanning line; And a plurality of pixel-driving circuits, be arranged at each cross part places of above-mentioned multi-strip scanning line and above-mentioned many signal line respectively, drive above-mentioned pixel according to above-mentioned picture element signal and above-mentioned selection signal.
According to this formation, because of having the 1st zone (orthogonal area) and the 2nd zone (oblique zone), and the degree of freedom that makes the wiring configuration obtains enlarging, can be corresponding to the shape and the product design of octagon viewing area, for example set the configuration of the signal input terminal, scan line drive circuit, signal-line driving circuit and the turning handle that are used for transmitting the various signals that send sweep trace and signal wire to etc., the picture ratio that therefore is fit to very much relative product design improves (narrow frameization).
In addition, if the viewing area is set to octagon, the vertical limit that then can sweep trace be set to relative viewing area is 45 degree and the same tilt limit is the configurations of 90 degree, makes the graphic designs of substrate become relatively easy.
The related display device of another way of the present invention possesses: the viewing area is arranged in a plurality of pixels rectangular; Many signal line are extended by a direction on above-mentioned viewing area; The multi-strip scanning line, on above-mentioned viewing area with above-mentioned many signal line oblique; Signal-line driving circuit is configured along the part of above-mentioned viewing area periphery, provides picture element signal to above-mentioned many signal line; Scan line drive circuit is configured along another part of above-mentioned viewing area periphery, provides the selection signal to above-mentioned multi-strip scanning line; And a plurality of pixel-driving circuits, be arranged at each cross part places of above-mentioned multi-strip scanning line and above-mentioned many signal line respectively, drive above-mentioned pixel according to above-mentioned picture element signal and above-mentioned selection signal.
According to this formation, because by making signal wire and sweep trace oblique, obtain enlarging with regard to the degree of freedom that makes the wiring configuration, can be corresponding to the shape of viewing area and product design etc., for example change the configuration of the signal input terminal configuration, scan line drive circuit and the signal-line driving circuit that are used for transmitting the various signals that send sweep trace and signal wire to etc., thereby can help the raising of the picture ratio of relative product design.In addition, because the viewing area is whole to be just can be made of single pixel cell in the oblique zone by making, thereby compares with the situation that is made of the viewing area orthogonal area and oblique zone, manufacturing process is more or less freely.
Preferably, also possesses line of pixels rank transformation portion, the view data that should be shown on the above-mentioned viewing area that is provided is write storage part by the 1st or the 2nd order, read above-mentioned view data by the 2nd or the 1st order from this storage part corresponding to the above-mentioned the 1st or the 2nd order, provide it to above-mentioned signal-line driving circuit; Writing or read by arranging the 1st corresponding address with the pixel of above-mentioned viewing area of above-mentioned the 1st order undertaken, above-mentioned the 2nd order write or read by with by comprising that the 2nd corresponding address of pixel arrangement that above-mentioned multi-strip scanning line in being routed in of oblique and above-mentioned many signal line drive successively carries out.
In view of the above, can be used for following display, and can use (two-dimensional arrangements) view data in the past, this display is to being that the original digital image data of prerequisite carries out data conversion (location of pixels conversion) with following display (dimetric viewing area), and make the part of multi-strip scanning line and many signal line become the wiring of tilting corresponding to the viewing area after the distortion, the display utilization of above-mentioned dimetric viewing area is arranged by the pixel that mutually orthogonal multi-strip scanning line and many signal line drive.In addition, because of possessing line of pixels rank transformation portion, and can omit by the external device (ED) processing of changing image data in advance.
Preferably, above-mentioned line of pixels rank transformation portion possesses address mapping table, the address (the 1st address) of orthogonal coordinate system is transformed into the address (the 2nd address) of the coordinate system of representing with above-mentioned sweep trace and above-mentioned signal wire.Because transformation of coordinates is more or less freely, so can carry out high speed processing.
The either party of scan line drive circuit and signal-line driving circuit or both sides also can exist a plurality of.By sharing the wiring of sweep trace and signal wire by a plurality of scan line drive circuits and signal-line driving circuit respectively, and make the configuration degree of freedom of sweep trace, signal wire, scan line drive circuit and signal-line driving circuit obtain enlarging.
Electronic equipment involved in the present invention possesses above-mentioned the sort of display device.Constitute according to this, can seek the raising of electronics miniaturization and configuration design degree of freedom, and make the picture ratio of relative product design be improved (narrow frameization).
The transform method of the view data of display device involved in the present invention is used for display device, this display device is being pressed on viewing area at least a portion of rectangular arrangement pixel corresponding to each infall of multi-strip scanning line and many signal line, oblique zone with above-mentioned sweep trace and above-mentioned signal wire oblique, this data conversion method is characterised in that, the view data that should be shown on the above-mentioned viewing area that is provided is write in the storage part by the 1st or the 2nd order, read above-mentioned view data by the above-mentioned the 2nd or the 1st order from this storage part corresponding to the above-mentioned the 1st or the 2nd order, the arrangement of pixel in the above-mentioned view data of conversion, carry out writing or reading of above-mentioned the 1st order by arranging the 1st corresponding address with the pixel of above-mentioned viewing area, by arranging the 2nd corresponding address, carry out the above-mentioned the 2nd writing or reading in proper order with the pixel that above-mentioned multi-strip scanning line and above-mentioned many signal line by the wiring that comprises oblique drives successively.
In view of the above, owing to possess original image is transformed into the mechanism of output with image (output image), thereby the original image of being stored in the storage part (video memory) when exporting, image can be transformed into the corresponding output image of configuration figure with sweep trace and signal wire.
Description of drawings
Fig. 1 is the skeleton diagram of active array type electrophoresis (EPD) display device of the 1st embodiment.
Fig. 2 is the concrete accompanying drawing that constitutes of explanation unit picture element.
Fig. 3 (a) is the used accompanying drawing of position relation between explanation signal wire 20 and sweep trace 22 and the pixel electrode 40, and Fig. 3 (b) is the used accompanying drawing of position relation between explanation oblique zone 10b interior pixel driving circuit 25 and the pixel electrode 40.
Fig. 4 is the pattern sectional view of explanation electrophoretic display device configuration example.
Fig. 5 is the used accompanying drawing of pixel arrangement of the related display device that possesses elongated anistree shape viewing area of explanation the 2nd embodiment.
Fig. 6 is the used accompanying drawing of wiring figure of the related display device viewing area of explanation the 3rd embodiment.
Fig. 7 is the related used accompanying drawing of display device of explanation the 4th embodiment.
Fig. 8 (a) is the image that is shown in the display frame of display device, and Fig. 8 (b) represents according to the image behind the image of wiring figure conversion Fig. 8 (a).
Fig. 9 is the used accompanying drawing of pixel arrangement transformation component summary of the display device of explanation present embodiment.
Figure 10 is the block diagram of data driver.
Figure 11 is expression sweep trace and signal wire by the accompanying drawing of the display device configuration example of a plurality of different angle obliques.
Figure 12 is expression sweep trace and signal wire by the accompanying drawing of the display device configuration example of a plurality of different angle obliques.
Figure 13 is the mode chart of the viewing area of the used display body of explanation the 7th embodiment.
Figure 14 is the routine accompanying drawing of view data configuration of the amount of a picture of expression.
Figure 15 is the accompanying drawing of the corresponding relation of expression the 1st address and the 2nd address.
Figure 16 is the accompanying drawing of the corresponding relation of expression the 1st address and the 2nd address.
Figure 17 is the block diagram of the display device part in expression the 8th embodiment.
Figure 18 is the block diagram that the presentation address converter section constitutes an example and storage part in detail.
Figure 19 is the approximate three-dimensional map of expression electronic equipment example.
Symbol description
10 viewing areas, 10a orthogonal area, 10b oblique zone, 12 data drivers, 14 gate drivers, 14a, the 14b gate driver, 16 panel control circuits, 18 wirings, 20 signal wires, 22 sweep traces, 24 unit picture elements, 25 pixel-driving circuits, 26 thin film transistor (TFT)s, 28 keep electric capacity, 30 electrophoretic display devices, 32 pixel electrodes, 34 common electrodes, 35 electrophoretic layer, 36 microcapsules, 37 dispersion medium, 38a electrophoretic particle, the 38b electrophoretic particle, 40 pixel electrodes, 40a pixel, the 40b pixel, 40c pixel, 50 pixel arrangement transformation components, 52 the 1st address efferents, 53 the 2nd address efferents, 54 data write sections, 55 storage parts, 56 data read portions, 58 timing generators, 121 shift registers, 122 the 1st latch circuits, 123 the 2nd latch circuits, 124 change-over circuits, 510 wrist-watches, 511 display parts, 530 portable telephones, 531 antenna parts, 532 audio output units, 533 sound input parts, 534 operating portions, 535 display parts
Embodiment
Below, for embodiments of the present invention, Yi Bian describe on one side with reference to accompanying drawing.
(the 1st embodiment)
Fig. 1 is the skeleton diagram of the 1st embodiment active array type electrophoresis (EPD) display device.
As shown in Figure 1, display device 1 roughly constitutes by a plurality of pixels being arranged in rectangular viewing area 10, data driver (signal-line driving circuit) 12, gate driver (scan line drive circuit) 14 and panel control circuit 16.
Panel control circuit 16 is used for control data driver 12 and gate driver 14, and its formation comprises not shown pattern generator, line of pixels rank transformation portion and timing generator etc.This panel control circuit 16 generates following view data (picture signal) and other various signals (clock signal etc.), outputs it to data driver 12 and gate driver 14, and this view data constitutes the image that should be shown on the viewing area 10.Particularly, for example the clock CPU of the never illustrated integrated time clock feature of pattern generator accepts calendar information (year, month, day, week, time, minute, second) and generates view data.View data for example generates as the data rows that scans the resulting pixel of two dimensional image successively.Following line of pixels rank transformation portion corresponding to by corresponding to the sweep trace of the display viewing area after the distortion after being connected up, driving that signal wire obtains in proper order (driving location of pixels) reconfigure each location of pixels of pixel data array.The view data that line of pixels rank transformation portion will adjust behind the location of pixels sends data driver 12 to.In addition, timing generator generates and to be used for the various timing signals that above-mentioned internal circuit, gate driver 14, the data driver 12 of counter plate control circuit 16 control.Also have, panel control circuit 16 and data driver 12 and gate driver 14, for example the wiring 18 by base-plate terminal, flexible print substrate (FPC) etc. is electrically connected.
Viewing area 10 is the anistree shape profile that interior angle is about 135 °, in viewing area 10, arranges the many signal line (data line) 20 and crooked (polyline shaped) multi-strip scanning line (grid line) 22 of a part that extend by a direction (illustrated above-below direction).Viewing area 10 is made of orthogonal area (the 1st zone) 10a of signal wire 20 and sweep trace 22 quadratures and oblique zone (the 2nd zone) 10b of signal wire 20 and sweep trace 22 obliques.On orthogonal area 10a, signal wire 20 is by arranging with the direction on a following limit (as the limit of benchmark) vertical (right angle), and this limit is the limit that extend by left and right directions illustrated octagon the top; Sweep trace 22 is just arranged perpendicular to the direction of signal wire 20 by the direction perpendicular to following limit, and this limit is the limit by the above-below direction extension that exists across a Right deviation hypotenuse as the limit of benchmark from the front.On the 10b of oblique zone, signal wire 20 is arranged by the direction identical with orthogonal area 10a, sweep trace 22 is just arranged with the direction of 45 ° angle of intersection with signal wire 20 by the direction parallel with following left-leaning hypotenuse, this "Left"-deviationist hypotenuse be octagonal, with above-mentioned as adjacent limit, the limit of benchmark.The interval of the interval of signal wire 20 and sweep trace 22 is defined as, and the infall between signal wire 20 and the sweep trace 22 is still all alignment point-blank respectively in the horizontal in the vertical.By such arrangement signal wire 20 and sweep trace 22, as described below, also identical on the 10b of oblique zone with orthogonal area 10a, pixel arrangement can be become rectangular.
Each infall between signal wire 20 and sweep trace 22, pixel-driving circuit is set respectively and comprises the unit picture element of pixel electrode, dispose as stated above by each infall, and on the 10b of oblique zone, also can be by arranging identical shaped pixel electrode with orthogonal area 10a identical distance.In the present embodiment, the shape of pixel electrode is a square shape roughly, and on the 10b of oblique zone, its diagonal line that is configured to pixel electrode is attached on sweep trace 22.Utilize the electrophoretic display device that comprises in the constituent parts pixel, come display image (two-dimensional signal).
Also have, in this manual, the viewing area is meant, by with signal wire 20 and sweep trace 22 by longitudinal and transverse or oblique the configuration, can dispose the zone (wiring forms the zone) of pixel in theory.In addition, in the present invention, also not necessarily each infall of signal wire in viewing area 10 20 and sweep trace 22 all forms pixel.For example, when hiding octagonal viewing area 10 with the framework with window portion narrower (outer dress) than this viewing area 10, for the framework covering from the outside invisible part, also can not necessarily form pixel.In view of the above, can reduce the pixel that is not used in demonstration, simplify the formation of display device.
Fig. 2 is the concrete key diagram that constitutes of explanation unit picture element.In with figure, to enclosing identical symbol with the part of Fig. 1 correspondence, the explanation of this part is omitted.
The viewing area that Fig. 2 (a) expresses display, figure (b) expresses the pixel-driving circuit of each pixel that constitutes the viewing area together.Shown in Fig. 2 (b), unit picture element 24 is made of following pixel-driving circuit 25 and electrophoretic display device 30, and this pixel-driving circuit 25 comprises the thin film transistor (TFT) (TFT) 26 that switch is used and keeps electric capacity 28.Thin film transistor (TFT) 26 for example is the N channel transistor, and its grid are connected on the sweep trace 22, and the source is connected on the signal wire 20, leaks to be connected on the pixel electrode of electrophoretic display device 30.Electrophoretic display device 30 makes by getting involved electrophoretic layer between the pixel electrode of each pixel setting and the common common electrode that uses of each pixel, constitutes.Keep electric capacity 28 and electrophoretic display device 30 to be connected in parallel, keep by 26 pairs of voltages that pixel electrode applied of thin film transistor (TFT).
In this constitutes, if provide the selection signal to specific sweep trace 22, and it is synchronous with providing of this signal, provide pixel data signal to each signal wire 20, then by each pixel-driving circuit 25 with one group of pixel (electrophoretic display device) 30 that sweep trace 22 is connected in set the corresponding brightness of level with each pixel data signal.Write by carrying out same pixel data, and on the viewing area, form image for the pixel groups of each sweep trace 22.The intensity level utilization of each pixel keeps electric capacity 28, remains to till the Data Update that produces because of next picture frame.Also have, for existing of tilting zone corresponding view data to the providing of display, will in other following embodiment examples, describe.
Fig. 3 (a) be explanation signal wire 20 and sweep trace 22 and pixel electrode 40 (below, be also referred to as pixel) between the used accompanying drawing of position relation, Fig. 3 (b) is the used accompanying drawing of position relation between the zone of the zone of explanation oblique zone 10b interior pixel driving circuit 25 and pixel electrode 40.
Shown in Fig. 3 (a), each pixel electrode 40 with signal wire 20 and sweep trace 22 between the corresponding position of each infall on be arranged in rectangular.Each pixel electrode 40 is driven successively along sweep trace 22.Particularly, as then driving the one group of pixel 40a that is disposed along sweep trace Y1 as if illustrated Y1 (provide and select signal Y1) among having selected multi-strip scanning line 22, if selected Y2 then to drive one group of pixel 40b, if selected Y3 then to drive one group of pixel 40c ... drive the one group of pixel that is disposed along the sweep trace of selecting 22 like that, successively.Provide pixel data (picture element signal) from each signal wire 20 synchronously by driving with each sweep trace 22, with the pairing one group of pixel of the sweep trace of selecting in keep separately monochrome information.For example, (Xn Y1) via driving with pixel-driving circuit that Xn signal wire 20 is connected with Y1 sweep trace 22, keeps monochrome information as the pixel 40 of the pixel of one group of pixel 40a.
In addition, shown in Fig. 3 (b), on the 10b of the oblique zone of signal wire 20 and sweep trace 22 obliques, in the zone of the parallelogram shape that is fenced up by 2 signal line 20 and 2 sweep traces 22, form pixel-driving circuit 25, and the pixel electrode 40 that this pixel-driving circuit 25 drives is set on the upper strata makes it to cover on the part of pixel-driving circuit 25.
Fig. 4 is the pattern sectional view of explanation electrophoretic display device configuration example.As shown in Figure 4, the electrophoretic display device 30 of present embodiment makes between following pixel electrode 32 (corresponding to the symbol among Fig. 3 40) and the common electrode 34 to be got involved electrophoretic layer 35 and constitutes, this pixel electrode 32 is formed on the substrate (not shown) that is made of glass or resin etc., and this common electrode 34 is formed on the transmitance substrate (not shown) that is made of glass or resin etc.It must be transparency electrode that pixel electrode 32 does not need, for example by formations such as tin indium oxide (ITO) films.To common electrode 34, use the transparency electrode of transmitance, for example constitute by ITO film etc.Electrophoretic layer 35 adopts a plurality of microcapsules 36 of fixing with bonding agent to constitute.In microcapsules 36, comprise dispersion medium (dispersion liquid) 37, electrophoretic particle 38a, 38b.Here, electrophoretic particle 38a is electronegative white particles (a white particulate), and electrophoretic particle 38b is the black particle (black particulate) of positively charged.
Below, for the image displaying principle of present embodiment electrophoretic display apparatus 1, carry out simple declaration.
In the electrophoretic display apparatus 1 of present embodiment, by the voltage of control to applying between pixel electrode 32 and the common electrode 34, the spatial configuration of these electrophoretic particle 38a, 38b is changed, the electrophoretic particle distribution of each pixel is changed carry out image to show.Particularly, for example shown in Fig. 4 (a), if be benchmark the voltage of negative polarity is imposed on pixel electrode 32 with common electrode 34, then because electronegative white electrophoretic particle 38a utilizes the Coulomb force to move to common electrode 34 sides of display surface side, and the black electrophoretic particle 38b of positively charged moves to pixel electrode 32 1 sides, thereby causes display white on display surface.In addition, on the other hand shown in Fig. 4 (b), owing to the voltage of positive polarity is imposed on pixel electrode 32 if be benchmark with common electrode 34, then the black electrophoretic particle 38b of positively charged focuses on common electrode 34 1 sides of display surface side, and electronegative white electrophoretic particle 38a concentrates to pixel electrode 32 1 sides, thereby causes showing on display surface black.
Electrophoretic particle 38a, 38b are set at by it, the proportion that makes the proportion of electrophoretic particle 38a, 38b and dispersion medium 37 about equally, even stopping after the external electrical field of electrophoretic display device 30 (electrophoretic layer 35) applies, still can in long scope, stay in the pre-position in the electrophoretic layer 35.
The translational speed of electrophoretic particle 38a, 38b is determined according to electric field intensity (applying voltage).In addition, the displacement of electrophoretic particle 38a, 38b is according to applying voltage and application time is determined.Thereby, apply voltage and application time by adjustment, electrophoretic particle 38a, 38b are moved between electrode.
As mentioned above, according to present embodiment, because sweep trace 22 is formed polyline shaped, make it in the viewing area 10 part zone and signal wire 20 obliques, thereby the signal input terminal of signal wire 20 and sweep trace 22 can be disposed at the position on the limit of octagon viewing area periphery expection.Thereby, can make the gate driver 14 that is used for transmitting the various signals that send sweep trace 22 and signal wire 20 to and data driver 12 configuration, and panel control circuit 16 between the configuration of splicing ear, 10 the periphery along the viewing area can be sought narrow frameization.In addition, in the present embodiment, by on a part, keeping orthogonal area 10a, just can lessly be retained in the sort of image transformation described in the 5th embodiment and handle the zone that needs, thereby and whole face be that the situation in oblique zone is compared, can accelerate display speed.In addition, because the viewing area is an octagon, thereby can effectively bring into play the save space advantage of utilizing the oblique zone.
Also have, in the above-described embodiment, though for still all be arranged in a straight line the in the horizontal in the vertical configuration of shape of the configuration of pixel, be illustrated, but be not limited thereto, rectangular pixel arrangement also can be the configuration that makes pixel shift 1/2 spacing by each row for example as the triangular arrangement in the colour display device.In addition,, can suitably change, so that the infall between signal wire 20 and the sweep trace 22 is disposed at the position corresponding with each pixel corresponding to the configuration of pixel for the interval of signal wire 20 and the interval of sweep trace 22.In view of the above, pixel arrangement is become be suitable for the configuration of the view data that will show.Also have, for following embodiment, also identical.
In addition, in above-mentioned example,, be not limited thereto, also can add gate driver 14 and data driver 12 though, be illustrated to gate driver 14 and data driver 12 are configured in viewing area 10 example on every side.
(the 2nd embodiment)
Primitive shape is a square in the 1st embodiment, adopts rectangular pixel in the 2nd embodiment.
Fig. 5 is the used accompanying drawing of pixel arrangement of the related display device that possesses elongated anistree shape viewing area of explanation the 2nd embodiment.The profile of Fig. 5 (a) expression viewing area, comprise the oblique zone of viewing area and a part of enlarged drawing of orthogonal area, Fig. 5 (b) expression sweep trace and locations of pixels relation.In Fig. 5, to enclosing identical symbol with the part of Fig. 2 correspondence, the explanation of this part is omitted.
Under the situation of the sort of elongated anistree shape (ellipticity) viewing area 10 shown in Fig. 5 (a), sweep trace 22 is on the 10b of oblique zone, and it is configured to parallel with the oblique limit of viewing area 10.In addition, corresponding to the pitch angle on oblique limit, determine the long limit of rectangle of pixel (pixel electrode) 40 and the ratio (aspect ratio) of minor face.That is to say, shown in Fig. 5 (b), tan (θ 2)=b/a.Here, the vertical limit of a, b difference remarked pixel and the length of widthwise edge, the angle that vertical limit of θ 2 remarked pixels 40 is become with diagonal line.In addition, θ 2 is consistent with angle (pitch angle of the sweep trace 22) θ 1 that sweep trace 22 is become with signal wire 20.Pixel 40 is configured to, and the diagonal line of pixel 40 is attached on sweep trace 22.The interval of the interval of sweep trace 22 and signal wire 20 is set at, and makes that each infall between sweep trace 22 and the signal wire 20 transversely all is arranged on the straight line vertical reaching.
In the display device of present embodiment, because on the 10b of oblique zone, sweep trace 22 is corresponding to the oblique line configured in parallel of octagon viewing area 10, and tiltangle 1 corresponding to sweep trace 22, set the aspect ratio of pixel, thereby can in octagonal viewing area 10, OBL pixel efficiently be alignd.Moreover, because the interval of energy setting signal line 20 and the interval of sweep trace 22, so that each infall between signal wire 20 and the sweep trace 22 is still alinement shape all in the horizontal in the vertical, thereby can on the whole zone that spreads all over orthogonal area 10a and oblique zone 10b, make the pixel shape that still all is arranged in a straight line in the horizontal in the vertical.
Also have, in above-mentioned example, though set the tiltangle 1 of sweep trace 22, the aspect ratio of pixel corresponding to the pitch angle on 10 oblique limits, viewing area, but also can be opposite, by the aspect ratio of pixel, set the pitch angle on 10 oblique limits, viewing area, just the shape of viewing area 10.
(the 3rd embodiment)
In the 1st embodiment, the display device for possessing the viewing area that comprises orthogonal area and oblique zone is illustrated, but in the 3rd embodiment, will describe for the display device that only possesses the viewing area that is made of the oblique zone.
Fig. 6 is the used accompanying drawing of wiring figure of the related display device viewing area of explanation the 3rd embodiment.In with figure, to enclosing identical symbol with the part of Fig. 1 correspondence, the explanation of this part is omitted.
As shown in Figure 6, on viewing area 10, it is configured to the many signal line 20 of linearity and multi-strip scanning line 22 obliques of linearity.Each infall position of signal wire 20 and sweep trace 22 has been adjusted, so that pixel arrangement becomes rectangular in the interval of the interval of signal wire 20 and sweep trace 22.
According to present embodiment, because by making signal wire and sweep trace oblique, make the degree of freedom of wiring configuration obtain enlarging, can be corresponding to the shape of viewing area, make being configured as of the scan line drive circuit that is used for transmitting the various signals that send sweep trace and signal wire to and signal-line driving circuit, thereby can seek narrow frameization along the configuration on the oblique limit of viewing area shape.In addition, because by making viewing area integral body become the oblique zone, and can constitute by single pixel cell, thereby compare with the situation that constitutes the viewing area by orthogonal area and oblique zone, manufacturing process is more or less freely.In addition owing to can be not the limit of a viewing area profile part be used for scan line drive circuit and signal-line driving circuit, thereby can guarantee to dispose and substrate between the space of external connection terminals, clock and watch turning handle etc., most suitable.
(the 4th embodiment)
In the 4th embodiment, will describe for the example of having cut apart gate driver.
Fig. 7 is the related used accompanying drawing of display device of explanation the 4th embodiment.In with figure, to enclosing identical symbol with the part of Fig. 1 correspondence, the explanation of this part is omitted.
In the related display device of present embodiment, as shown in Figure 7,10 both sides are provided with 2 gate driver 14a, 14b in the viewing area.Each gate driver 14a, 14b about this alternately connect sweep trace 22.For example, the sweep trace of odd number is connected gate driver 14a, and the sweep trace 22 of even number is connected gate driver 14b.In addition, from about 3 limits on each gate driver 14a, 14b sweep trace 22 10 tops of stretching out along the viewing area be configured to left-right symmetric (walking abreast).
In the present embodiment, by gate driver being divided into 2, and can in the gate driver, and sweep trace 22 between wiring expand as roughly 2 times at interval, be easy to realize circuit design corresponding to viewing area shape and product design etc.
(the 5th embodiment)
Describe with reference to Fig. 8 for the 5th embodiment.With figure is that explanation is according to the key diagram distributing shown in Fig. 1 embodiment, that the method for view data is provided to display device.As Fig. 8 (a) and with shown in the figure (b), display device also constitutes octagonal viewing area 10 except the corner areas of four jiaos of the tetragonal viewing areas that formed by each 21 rectangular-shaped pixel in length and breadth.In Fig. 8, the speckle regions in the accompanying drawing is corresponding to the pixel of the above-mentioned orthogonal area 10a (referring to Fig. 1) of sweep trace and data line quadrature.In addition, with the pixel of the darker zone of color among the figure corresponding to the above-mentioned oblique zone 10b (referring to Fig. 1) of sweep trace and data line oblique.As following described in detail, the pixel data (Fig. 8 (a)) of the oblique of composing images zone 10b offers display (Fig. 8 (b)) as corresponding to the view data behind the inclination conversion location of pixels of sweep trace.
Fig. 8 (a) expresses the image that is shown in the display device display frame.
When selecting display image successively by every sweep trace 22 on the octagon viewing area 10 that the sort of image graphics (line sequential scanning data) of each pixel of normal coordinates data representation as row y1～y21 and row x1～x21 shown in Fig. 8 (a) is had the oblique zone, the view data of normal coordinates need be transformed into signal wire 20 and comprise inclination wiring portion and coordinate system data that the sweep trace 22 of straight line wiring portion is represented.Expression in Fig. 8 (b) becomes the image transformation shown in Fig. 8 (a) image after the conversion of the coordinate data of representing with the sweep trace 22 of the signal wire 20 of X1～X21 and Y1～Y21.
This image transformation both can externally be carried out data conversion and offer display, also the view data of not conversion can be carried out data conversion by line of pixels rank transformation portion illustrated in the 1st embodiment, was shown.Also can CPU be set separately for being used for image transformation.Be example with this situation below, be specifically described for the transform method of image.
Fig. 9 is the used accompanying drawing of line of pixels rank transformation portion 50 summaries that the explanation present embodiment is used for display device.As shown in Figure 9, display device 1 roughly by: a plurality of pixels are arranged in rectangular viewing area 10, data driver 12, gate driver 14, output write write section 54 storage part 55, constitute according to reading part 56 that reads the address reads pixel data and timing generator 58 according to writing the address from storage part 55 to the 2nd address efferent 53 of the 1st address efferent 52 that writes the address of storage part 55, address that output is read from storer, the view data that will provide from the outside.The 1st address efferent the 52, the 2nd address efferent 53, write section 54, storage part (storage part) 55 and reading part 56 constitute line of pixels rank transformation portion 50
Adopt this to constitute, the view data that line of pixels rank transformation portion 50 should be shown on the viewing area writes to storage part 55 by the address that writes corresponding with the line sequential scanning of image.Then, from storage part 55 by corresponding with each sweep trace that the comprises oblique part address reads pixel data that reads.The pixel data array that is read is offered data driver 12 as view data.
For example, a series of images data D (1), the D (2) that illustrated pattern generator is never exported, obtain by the line sequential scanning of image ... D (441) is according to the 1st continuous address, to storage part 55 as D (x1, y1), D (x2, y1), D (x3, y1) ..., D (x20, y21), (x21 y21) writes D.Also have, shown in Fig. 8 (a), do not show, thereby can be in advance this zone output of pattern generator be made as " 0 " owing to be equivalent to the pixel data in the zone (corner portion) outside the part of viewing area 10.
Then, by the 2nd address reads pixel data corresponding with the allocation position of the 1st sweep trace 20 (Y1) that comprises inclination (oblique).For example, reads pixel data D (x1, y8), D (x2, y7), D (x3, y6), D (x4, y5), D (x5, y4), D (x6, y3), and D (x7, y2), D (x8, y1), D (x9, y1), D (x10, y1), D (x11, y1), D (x12, y1), D (x13, y1) ..., D (x14, y1), D (x15, y1) ..., D (x21, y1).Here, because pixel data D (x15, y1) ..., (x21 y1) does not show for zone 10 is outer D, thereby as mentioned above, can import the data of " 0 " etc. in advance.
Then, by the 2nd address reads pixel data corresponding with the allocation position of the 2nd sweep trace 20 (Y2).For example, reads pixel data D (x1, y9), D (x2, y8), D (x3, y7), D (x4, y6), D (x5, y5), D (x6, y4), D (x7, y3), D (x8, y2), D (x9, y2), D (x10, y2), D (x11, y2), D (x12, y2), D (x13, y2), D (x14, y2), D (x15, y2), D (x16, y2) ..., D (x21, y2).Here, because pixel data D (x16, y1) ..., (x21 y1) does not show for zone 10 is outer D, thereby as mentioned above, can import the data of " 0 " etc. in advance.
Like this, just carry out reading of pixel data repeatedly, the view data of the position that obtains oblique area pixel data after by evolution by the 2nd address corresponding with the allocation position of the 2nd sweep trace 20 (Yn).View data is offered data driver 12.If make the view data that is read arrange continuous representation, then shown in Fig. 8 (b).
In addition, also can be according to above-mentioned pixel data position transformation results, when a series of images data D (1)～D (441) writes the fashionable evolution that carries out pixel data to storage part, and when reading, read by the line sequential scanning.That is to say, the view data that is provided is write and the address location that is routed in the corresponding storage part 55 of each interior sweep trace that comprises oblique, then come reads pixel data (referring to Fig. 8 (b)) by the address of reading of line sequential operation from storage part 55.
For example, also can export illustrated pattern generator never, the a series of images data D (1) that obtains by the line sequential scanning of image, D (2), D (441), remove pixel data D (1)～D (7), remove D (8)～D (21) → D (X8, Y1)～D (X21, Y1), D (22)～D (27), remove pixel data D (28) → D (x7 in oblique zone, Y1), D (29)～D (42) → D (X8, Y2)～D (X21, Y2), D (43)～D (47), remove the oblique zone pixel data D (48) → D (x6, Y1), and D (49) → D (X7, Y2), D (50)～D (63) → D (X8, Y3)～and D (X21, Y3), D (421)～D (427), and as D (428)～D (441) → D (X8, Y21)～D (X21, Y21) such, make the pixel data D (28) in oblique zone among a series of images data D (1)～D (441), D (48), D (49), D (406) carries out the position and moves, and it is write in the storage part 55.
Also have, in the present example, shown in Fig. 8 (a), do not show, thereby can be in advance the output in this zone of pattern generator be made as " 0 " owing to be equivalent to the pixel data in the zone (four angle parts) outside the part of viewing area 10.The pixel data array that is read is offered data driver 12 as view data.So, owing to original view data is still carried out the line of pixels rank transformation corresponding to the scanning line bending that comprises oblique portion, thereby can on the viewing area, appropriately reproduce original image.
In addition, also can use the address mapping table of pre-prepd 2 coordinate systems, the address mapping of each pixel of view data of being provided is become corresponding address, rearrange pixel data by the sequence of addresses after the conversion and obtain view data, and provide it to data driver 12.
The pixel data of the image that coordinate transform table hypothesis is provided is D (m, n), then for example D (x1, y8) → D (X1, Y1), D (x1, y9) → D (X1, Y2) ... D (x7, y20) → D (X7, Y19), D (x7, y21) → D (X7, Y20) such, can use with the represented coordinate of normal coordinates and with the represented coordinate of coordinate transforming with the table of 1 pair 1 form correspondence (referring to Fig. 8 (a), with figure (b).)。Also have, also can with the coordinate transform table irrespectively, the systematicness of utilizing pixel to arrange is asked for by calculation process.
Figure 10 is the block diagram of data driver 12.As shown in figure 10, data driver 12 is by the formations such as DA change-over circuit 124 of the view data that is provided being carried out shift register the 121, the 1st latch circuit the 122, the 2nd latch circuit 123 of serial parallel conversion and the generation luminance voltage corresponding with the breech lock value.Each output of DA change-over circuit 124 is synchronous with the selection of sweep trace 22, is exported to each data line 20.In view of the above, each pixel of viewing area drives by the level of setting respectively, forms image on the viewing area.
According to present embodiment, owing to possess original image is transformed into the mechanism of output with image (output image), thereby the original image of being stored in the storage part (video memory) when exporting, image can be transformed into the corresponding output image of configuration figure with sweep trace and signal wire.In addition, owing to carry out the line of pixels rank transformation, thereby when the time, can save by the external device (ED) process of changing image in advance from outside input picture in display device one side.In addition, because of having map table, and do not need to carry out complex calculations etc., can realize transformation of coordinates easily, can carry out high speed processing.
Also have, in above-mentioned example, though carried out the line of pixels rank transformation in display device 1, also can carry out the line of pixels rank transformation separately by external device (ED), the view data that will carry out the line of pixels rank transformation offers display.
(the 6th embodiment)
In the 6th embodiment, sweep trace and the signal wire display device configuration example by a plurality of different angle obliques is described according to Figure 11 and Figure 12.Figure 11 is the example of clock and watch display board.The midway angle at 2 positions of part on this limit that display board 200 its profiles shown in Figure 11 tilt changes to some extent.Specifically, at illustrated angle variation point 201 and angle variation point 202, the angle that the limit tilts is different.Figure 12 amplifies the accompanying drawing of representing each sweep trace 22 and each signal wire 20 with the part zone 203 of this display board 200.Even display board 200 is the shapes with a plurality of angle variation points, as shown in figure 12, just can constitute display board by the angle (oblique angle) that changes sweep trace 22 and signal wire 20 intersections.For example, zone 210 and zone 211 more shown in Figure 12 learn that the intersecting angle of zone 210 its sweep traces 22 and signal wire 20 is bigger, and the intersecting angle of zone 211 its sweep traces 22 and signal wire 20 is less.Equally, zone 212 and zone 211 more shown in Figure 12 learn that the intersecting angle of zone 212 its sweep traces 22 and signal wire 20 is bigger, and the intersecting angle of zone 211 its sweep traces 22 and signal wire 20 is less.As shown in the figure, the border between mutual adjacent areas 210 and zone 211, sweep trace 22 bendings.Equally, the border between mutual adjacent areas 211 and zone 212, sweep trace 22 is also crooked.Like this, at the intersecting angle of each regional upper tracer 22 and signal wire 20 not simultaneously, can on separately, make corresponding and pixel size that be provided with produces difference with the infall of sweep trace 22 and signal wire 20.Particularly, on the bigger zone 210,212 of the intersecting angle of sweep trace 22 and signal wire 20, compare, can further reduce pixel with the situation on the zone 211.Also have, in example shown in Figure 12,, can make both sides' bending of sweep trace 22 and signal wire 20 again though adjacent each boundary sweep trace 22 bendings in a plurality of zones both can make signal wire 20 bendings.In view of the above, the degree of freedom of pixel arrangement is improved.
(the 7th embodiment)
In the 7th embodiment, will describe for the relation between the 1st address and the 2nd address in the data configuration example in the storage part (storage part) in the above-mentioned embodiment, this data configuration example.Figure 13 is the mode chart of the used display body viewing area 10 of explanation the 7th embodiment.Each formation pixel with four jiaos (rectangle) division.Each sweep trace Y1, Y2 21 ... Y21 provides the selection signal to as shown in the figure pixel respectively.In addition, each signal wire X1, X2 of 19 ... X19 is relatively shared by a plurality of pixels of vertical arrangement in the accompanying drawings respectively.As what distinguish from Figure 13, corresponding number of pixels is maximum till the 1st sweep trace Y1 to the 7 sweep trace Y7, along with from the 8th sweep trace Y8 towards the 21st sweep trace Y21, the number of pixels corresponding with each sweep trace reduces gradually.
As mentioned above, Figure 14 represents and disposes an example of the view data configuration of viewing area corresponding stored in storage part 55 of each sweep trace, each signal wire and each pixel.What mark on the upper left side of each scan-line data in the accompanying drawings, is an example of address data memory.Figure 14 represents the configuration of view data of the amount of a picture, also can carry out view data configuration shown in Figure 14 when a plurality of view data of storage repeatedly, and it is stored in the storage part 55.The configuration of view data in storage part 55 just is configured by above-mentioned the 2nd address according to the form corresponding to scanning line selection.Each view data reads by the order of above-mentioned the 2nd address, offers and corresponding location of pixels signal lines.
(the 8th embodiment)
In the 8th embodiment, be example with the viewing area in the 7th embodiment, describe for above-mentioned storage part 55 and the view data scrambling transformation that uses above-mentioned the 1st address and above-mentioned the 2nd address.In the present embodiment, the corresponding relation of the 1st address and the 2nd address is as Figure 15 and Figure 16.In each accompanying drawing, the 1st address table is shown in left hurdle, is shown in right hurdle with corresponding the 2nd address table in each the 1st address.For example, 2nd address corresponding with the 1st address " 0007 " is " 0007 ", and 2nd address corresponding with the 1st address " 0008 " is " 0008 " ..., 2nd address corresponding with the 1st address " 000D " is " 000D ".In addition, 2nd address corresponding with the 1st address " 001B " is " 0006 ", and 2nd address corresponding with the 1st address " 001C " is " 001C " ..., 2nd address corresponding with the 1st address " 0023 " is " 000E ".Also have, also identical for other hurdle, more explanation is omitted.
Figure 17 is the block diagram of the display device part in expression the 8th embodiment.Original digital image data a comprises the pixel of composing images data and the view data of this locations of pixels information.Original digital image data a rearranges by the control part 70 in the accompanying drawing: use pairing the 1st order of ordering of the 1st address and a plurality of pixels or use the 2nd address and in proper order any of order the pairing the 2nd that is obtained by the selection signal.Then, the view data after this rearranges with corresponding to the address signal e of employed address, obtain synchronously with the 1st address c or the 2nd address d, offer storage part (storage part) 55 as input image data b.The address of selecting by address signal e is used for the work that writes to storage part 55.The relative write control signal f of storage part 55 and read control signal g and appropriately offer address mapping portion 72 from control part 70.During the view data of in reading storage part 55, being stored, use the 2nd address.Timing generator 58 offers control part 70 with control part timing signal h, control part timing signal k, signal-line driving circuit timing signal m and scan line drive circuit timing signal n.70 pairs of data drivers of control part (signal-line driving circuit) 12 provide signal-line driving circuit control signal p, provide scan line drive circuit control signal q to gate driver (scan line drive circuit) 14.Comprise timing generator 58, control part 70 and address translation portion 72, constitute " image scrambling transformation portion 80 ".
Figure 18 is the block diagram that expression address translation portion shown in Figure 17 constitutes an example and storage part 55 in detail.Using the 2nd address when storage part 55 is stored, input image data b is stored in by the position in the storage part 55 of the 2nd address indication.Using the 1st address when storage part 55 provides, in address mapping portion 74 shown in Figure 180, the 1st address is by being come the address substitute according to above-mentioned Figure 15 and corresponding relation shown in Figure 16, and by the location storage view data in the storage part 55 shown in the address after changing.In view of the above, the configuration of input image data b is stored as by the configuration shown in the 2nd address in the storage part 55.
(the 9th embodiment)
The situation that the 9th embodiment explanation is carried out simultaneously that view data to storage part 55 writes and read from the view data of storage part 55.The formation of viewing area, display device is identical with above-mentioned the 7th embodiment and the 8th embodiment.Wherein, storage part 55 has the capacity that can store a plurality of view data.The view data of being stored in carrying out the 1st zone of storage part 55 reads and writes fashionable to the view data in the 2nd zone of storage part 55 (with different zone, the 1st zone), to use the 1st address to carry out for the work of writing, will use the 2nd address to carry out for the work of reading.Original digital image data a is transformed into the arrangement of the 1st view data in control part 70, address signal e is fixed as the value of selecting the 1st address.Control part 70 can change the display image of viewing area by selecting to make the view data that is stored in the storage part 55 zone different, that store view data according to the 2nd address.
(the 10th embodiment)
Below, the electronic equipment example for possessing above-mentioned display device describes.Also have, in the above-mentioned display device electronic equipment below, assemble as display part.
Figure 19 is the approximate three-dimensional map of expression electronic equipment example.Figure (a) is the application examples to wrist-watch together, and this wrist-watch 510 possesses display part 511, and the color monitor related by embodiment of the present invention constitutes.Figure (b) is the application examples to portable telephone together, and this portable telephone 530 possesses antenna part 531, audio output unit 532, sound input part 533, operating portion 534 and display part 535.
Also have, the present invention is not defined as the content of above-mentioned embodiment, can implement various distortion in the scope of aim of the present invention.
Claims (17)
1. a display device is characterized by,
Have:
A plurality of pixels, it is corresponding to multi-strip scanning line and many signal line infall separately;
Scan line drive circuit, it provides the selection signal separately to above-mentioned multi-strip scanning line; And
Signal-line driving circuit, it provides picture element signal separately to above-mentioned many signal line;
In the viewing area, above-mentioned a plurality of pixels are arranged in rectangular,
At least a portion zone of above-mentioned viewing area is at least one sweep trace among the above-mentioned multi-strip scanning line and the zone of at least one signal wire oblique among above-mentioned many signal line.
2. display device according to claim 1 is characterized by:
At least one side of above-mentioned multi-strip scanning line or above-mentioned many signal line is in above-mentioned part zone and other regional boundary bendings.
3. display device according to claim 1 and 2 is characterized by:
The profile of above-mentioned viewing area is an octagon.
4. display device according to claim 3 is characterized by:
Above-mentioned scan line drive circuit and above-mentioned signal-line driving circuit set along periphery at least a portion of above-mentioned viewing area respectively.
5. according to each described display device in the claim 1 to 4, it is characterized by:
Above-mentioned a plurality of pixel shape separately is rectangular-shaped,
In above-mentioned a part of zone, the parallel configuration of vertical limit of the either party of above-mentioned multi-strip scanning line or above-mentioned many signal line and above-mentioned a plurality of pixels or widthwise edge, the parallel configuration of the diagonal line of the opposing party and above-mentioned a plurality of pixels.
6. display device according to claim 1 is characterized by:
The profile of above-mentioned viewing area is a polygon-octagonal roughly, a limit of the either party of above-mentioned multi-strip scanning line or above-mentioned many signal line and above-mentioned viewing area profile is parallel orthogonally to be provided with, in above-mentioned a part of zone, above-mentioned multi-strip scanning line and above-mentioned many signal line are by the angle oblique ground configuration of 45 degree.
7. display device according to claim 1 and 2 is characterized by:
Above-mentioned a part of zone has the above-mentioned multi-strip scanning line a plurality of zones different with the oblique angle of above-mentioned many signal line.
8. display device according to claim 7 is characterized by:
Adjacent boundary separately in the different a plurality of zones of above-mentioned oblique angle, at least one side of above-mentioned multi-strip scanning line or above-mentioned many signal line is crooked.
9. according to each described display device in the claim 1 to 8, it is characterized by:
Possess:
Storage part, its storage is shown in the view data of above-mentioned viewing area; With
Image scrambling transformation portion, it is controlled above-mentioned storage part;
Above-mentioned image scrambling transformation portion,
When writing above-mentioned view data in the above-mentioned storage part by the 1st order corresponding with the ordering of above-mentioned a plurality of pixels, use the 1st address,
By corresponding with the order that obtains by above-mentioned selection signal the 2nd order when above-mentioned storage part writes above-mentioned view data, use the 2nd address,
The above-mentioned view data of being stored in above-mentioned storage part is used above-mentioned the 2nd address when above-mentioned display part reads.
10. display device according to claim 9 is characterized by:
Above-mentioned storage part has the capacity of a plurality of above-mentioned view data of storage,
Walk abreast and carry out following two work, these two work one is the work of reading of the 1st storage area of the above-mentioned storage part above-mentioned view data of storing, the 2nd, and to the work that writes 2nd storage area different, that use the above-mentioned view data of above-mentioned the 1st address with above-mentioned the 1st storage area.
11. a display device is characterized by,
Possess:
Wherein there are a plurality of pixels the viewing area in the 1st and the 2nd area arrangement;
Many signal line, it extends by a direction in the above-mentioned the 1st and the 2nd zone;
The multi-strip scanning line, its in above-mentioned the 1st zone with a part of quadrature of above-mentioned many signal line, in above-mentioned the 2nd zone with another part oblique of above-mentioned many signal line;
Signal-line driving circuit, its along the above-mentioned the 1st and the part of the periphery in the 2nd zone be configured, provide picture element signal to above-mentioned many signal line;
Scan line drive circuit, its another part along the periphery in above-mentioned the 2nd zone is configured, and provides the selection signal to above-mentioned multi-strip scanning line; And
A plurality of pixel-driving circuits, it is arranged at each cross part place of above-mentioned multi-strip scanning line and above-mentioned many signal line respectively, drives above-mentioned pixel according to above-mentioned picture element signal and above-mentioned selection signal.
12. a display device is characterized by,
Possess:
Octagonal viewing area wherein, becomes rectangular with a plurality of pixel arrangement;
Many signal line, its direction by above-mentioned viewing area is extended;
The multi-strip scanning line, its in the 1st zone of above-mentioned viewing area with a part of quadrature of above-mentioned many signal line, in the 2nd zone with another part oblique of above-mentioned many signal line;
Signal-line driving circuit, its part along the periphery in the 1st and the 2nd zone of above-mentioned viewing area is configured, and provides picture element signal to above-mentioned many signal line;
Scan line drive circuit, its another part along the periphery in the 2nd zone of above-mentioned viewing area is configured, and provides the selection signal to above-mentioned multi-strip scanning line; And
A plurality of pixel-driving circuits, it is arranged at each cross part place of above-mentioned multi-strip scanning line and above-mentioned many signal line respectively, drives above-mentioned pixel according to above-mentioned picture element signal and above-mentioned selection signal.
13. a display device is characterized by,
Possess:
The viewing area wherein, is arranged in a plurality of pixels rectangular;
Many signal line, it extends by a direction in above-mentioned viewing area;
The multi-strip scanning line, it is in above-mentioned viewing area and above-mentioned many signal line oblique;
Signal-line driving circuit, its part along the periphery of above-mentioned viewing area is configured, and provides picture element signal to above-mentioned many signal line;
Scan line drive circuit, its another part along the periphery of above-mentioned viewing area is configured, and provides the selection signal to above-mentioned multi-strip scanning line; And
A plurality of pixel-driving circuits, it is arranged at each cross part place of above-mentioned multi-strip scanning line and above-mentioned many signal line respectively, drives above-mentioned pixel according to above-mentioned picture element signal and above-mentioned selection signal.
14. according to each described display device in the claim 10 to 12, it is characterized by,
Also possesses line of pixels rank transformation portion, this line of pixels rank transformation portion by the 1st or the 2nd order the view data that should be shown in above-mentioned viewing area that is provided is provided in the storage part, read above-mentioned view data by the above-mentioned the 2nd or the 1st order from this storage part corresponding to the above-mentioned the 1st or the 2nd order, provide it to above-mentioned signal-line driving circuit;
Writing or read by arranging the 1st corresponding address with the pixel of above-mentioned viewing area of above-mentioned the 1st order undertaken,
Writing or read by arranging the 2nd corresponding address with following pixel of above-mentioned the 2nd order undertaken, and this pixel is driven successively by above-mentioned multi-strip scanning line and above-mentioned many signal line of the wiring that comprises oblique.
15. according to each described display device in the claim 1 to 14, it is characterized by,
Any periphery in above-mentioned viewing area at least among scan line drive circuit and the signal-line driving circuit exists a plurality of.
16. an electronic equipment is characterized by,
Possesses each described display device in the claim 1 to 15.
17. the data conversion method of a view data, this method is used for display device, this display device corresponding to each infalls of multi-strip scanning line and many signal line by rectangular at least a portion that is arranged with the viewing area of pixel, oblique zone with above-mentioned sweep trace and above-mentioned signal wire oblique, being characterized as of this method
The view data that should be shown in above-mentioned viewing area that is provided is write in the storage part by the 1st or the 2nd order, read above-mentioned view data by the above-mentioned the 2nd or the 1st order from this storage part corresponding to the above-mentioned the 1st or the 2nd order, the arrangement of pixel in the above-mentioned view data of conversion
Carry out writing or reading of above-mentioned the 1st order by arranging the 1st corresponding address with the pixel of above-mentioned viewing area,
By arranging the 2nd corresponding address with following pixel, carry out writing or reading of above-mentioned the 2nd order, this pixel is driven successively by above-mentioned multi-strip scanning line and above-mentioned many signal line of the wiring that comprises oblique.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006198655 | 2006-07-20 | ||
| JP198655/2006 | 2006-07-20 | ||
| JP112064/2007 | 2007-04-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101110189A true CN101110189A (en) | 2008-01-23 |
Family
ID=39042245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA200710136183XA Pending CN101110189A (en) | 2006-07-20 | 2007-07-20 | Display device, method of driving display device, and electronic apparatus |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5024732B2 (en) |
| CN (1) | CN101110189A (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354472A (en) * | 2011-07-01 | 2012-02-15 | 北京印刷学院 | Active multi-carrier pictorial |
| CN102938244A (en) * | 2012-11-08 | 2013-02-20 | 友达光电（苏州）有限公司 | Display panel and active component array substrate thereof |
| CN104409037A (en) * | 2014-12-24 | 2015-03-11 | 厦门天马微电子有限公司 | Display panel and display device |
| CN104635397A (en) * | 2013-11-12 | 2015-05-20 | 元太科技工业股份有限公司 | Active element array substrate |
| CN104978918A (en) * | 2014-04-10 | 2015-10-14 | 群创光电股份有限公司 | Display panel |
| CN105137687A (en) * | 2015-09-29 | 2015-12-09 | 京东方科技集团股份有限公司 | Array substrate, manufacturing method of array substrate, and display device |
| CN105164743A (en) * | 2013-03-15 | 2015-12-16 | 夏普株式会社 | Active matrix substrate, manufacturing method for active matrix substrate, and display panel |
| CN105321474A (en) * | 2014-07-31 | 2016-02-10 | 乐金显示有限公司 | Organic light emitting diode display device |
| CN107025889A (en) * | 2016-01-29 | 2017-08-08 | 株式会社日本显示器 | Display device |
| CN107393472A (en) * | 2016-05-17 | 2017-11-24 | 三星显示有限公司 | Display device |
| CN107689210A (en) * | 2016-08-05 | 2018-02-13 | 天马日本株式会社 | Display device |
| CN107689209A (en) * | 2016-08-05 | 2018-02-13 | 天马日本株式会社 | Display device |
| CN108181769A (en) * | 2018-01-29 | 2018-06-19 | 武汉华星光电技术有限公司 | A kind of array substrate, display panel and electronic equipment |
| CN108447392A (en) * | 2018-03-13 | 2018-08-24 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN109979403A (en) * | 2017-12-27 | 2019-07-05 | 三星显示有限公司 | Display device |
| US10831074B2 (en) | 2018-01-29 | 2020-11-10 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Array substrate, display panel, and electronic apparatus |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012103335A (en) * | 2010-11-08 | 2012-05-31 | Hitachi Displays Ltd | Display device |
| KR102065727B1 (en) * | 2018-03-22 | 2020-01-13 | 주식회사 토비스 | a display panel Having various shapes and a manufacturing method of the same |
| CN108648682A (en) * | 2018-06-29 | 2018-10-12 | 厦门天马微电子有限公司 | A kind of pixel compensation method and device |
| WO2021200650A1 (en) * | 2020-03-31 | 2021-10-07 | 株式会社ジャパンディスプレイ | Display device and display system |
| CN113539108B (en) * | 2021-07-26 | 2023-08-11 | 合肥维信诺科技有限公司 | Array substrate, display module and display device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2678722B2 (en) * | 1993-07-19 | 1997-11-17 | セイコーエプソン株式会社 | Liquid crystal display |
| JPH10293562A (en) * | 1997-04-21 | 1998-11-04 | Canon Inc | Color liquid crystal display device and driving device therefor |
| GB0213320D0 (en) * | 2002-06-11 | 2002-07-24 | Koninkl Philips Electronics Nv | Display device |
| JP2004294562A (en) * | 2003-03-25 | 2004-10-21 | Denso Corp | Composite display device |
| JP4624952B2 (en) * | 2006-03-28 | 2011-02-02 | パイオニア株式会社 | Display device |
-
2007
- 2007-07-20 CN CNA200710136183XA patent/CN101110189A/en active Pending
-
2008
- 2008-08-01 JP JP2008199634A patent/JP5024732B2/en not_active Expired - Fee Related
Cited By (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354472B (en) * | 2011-07-01 | 2013-04-10 | 北京印刷学院 | Active multi-carrier pictorial |
| CN102354472A (en) * | 2011-07-01 | 2012-02-15 | 北京印刷学院 | Active multi-carrier pictorial |
| CN102938244A (en) * | 2012-11-08 | 2013-02-20 | 友达光电（苏州）有限公司 | Display panel and active component array substrate thereof |
| CN102938244B (en) * | 2012-11-08 | 2014-11-26 | 友达光电（苏州）有限公司 | Display panel and active component array substrate thereof |
| TWI487990B (en) * | 2012-11-08 | 2015-06-11 | Au Optronics Suzhou Corp Ltd | Active device array substrate and display panel thereof |
| CN105164743A (en) * | 2013-03-15 | 2015-12-16 | 夏普株式会社 | Active matrix substrate, manufacturing method for active matrix substrate, and display panel |
| CN104635397B (en) * | 2013-11-12 | 2017-11-14 | 元太科技工业股份有限公司 | Active element array substrate |
| CN104635397A (en) * | 2013-11-12 | 2015-05-20 | 元太科技工业股份有限公司 | Active element array substrate |
| CN104978918A (en) * | 2014-04-10 | 2015-10-14 | 群创光电股份有限公司 | Display panel |
| CN104978918B (en) * | 2014-04-10 | 2018-03-09 | 群创光电股份有限公司 | Display panel |
| CN105321474A (en) * | 2014-07-31 | 2016-02-10 | 乐金显示有限公司 | Organic light emitting diode display device |
| CN104409037A (en) * | 2014-12-24 | 2015-03-11 | 厦门天马微电子有限公司 | Display panel and display device |
| CN105137687A (en) * | 2015-09-29 | 2015-12-09 | 京东方科技集团股份有限公司 | Array substrate, manufacturing method of array substrate, and display device |
| WO2017054412A1 (en) * | 2015-09-29 | 2017-04-06 | 京东方科技集团股份有限公司 | Array substrate and manufacturing method therefor, and display device |
| CN105137687B (en) * | 2015-09-29 | 2019-05-28 | 京东方科技集团股份有限公司 | Array substrate and preparation method thereof, display device |
| CN107025889A (en) * | 2016-01-29 | 2017-08-08 | 株式会社日本显示器 | Display device |
| CN107393472A (en) * | 2016-05-17 | 2017-11-24 | 三星显示有限公司 | Display device |
| US11476319B2 (en) | 2016-05-17 | 2022-10-18 | Samsung Display Co., Ltd. | Display device |
| CN107689209A (en) * | 2016-08-05 | 2018-02-13 | 天马日本株式会社 | Display device |
| CN107689210A (en) * | 2016-08-05 | 2018-02-13 | 天马日本株式会社 | Display device |
| CN107689210B (en) * | 2016-08-05 | 2022-01-14 | 天马微电子股份有限公司 | Display device |
| CN109979403A (en) * | 2017-12-27 | 2019-07-05 | 三星显示有限公司 | Display device |
| CN109979403B (en) * | 2017-12-27 | 2022-03-22 | 三星显示有限公司 | Display device |
| CN108181769A (en) * | 2018-01-29 | 2018-06-19 | 武汉华星光电技术有限公司 | A kind of array substrate, display panel and electronic equipment |
| CN108181769B (en) * | 2018-01-29 | 2020-11-10 | 武汉华星光电技术有限公司 | Array substrate, display panel and electronic equipment |
| US10831074B2 (en) | 2018-01-29 | 2020-11-10 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Array substrate, display panel, and electronic apparatus |
| CN108447392A (en) * | 2018-03-13 | 2018-08-24 | 京东方科技集团股份有限公司 | Display panel and display device |
| US10790312B2 (en) | 2018-03-13 | 2020-09-29 | Ordos Yuansheng Optoelectronics Co., Ltd. | Display panel and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5024732B2 (en) | 2012-09-12 |
| JP2008287285A (en) | 2008-11-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101110189A (en) | Display device, method of driving display device, and electronic apparatus | |
| JP4320682B2 (en) | Display device, display device driving method, and electronic apparatus | |
| CN109143645B (en) | Display panel, driving method thereof and display device | |
| US8988312B2 (en) | Display controller, display device, image processing method, and image processing program | |
| JP4877363B2 (en) | Liquid crystal display device and driving method thereof | |
| CN101726906B (en) | Liquid crystal display | |
| CN101726896B (en) | Liquid crystal display | |
| CN101726894B (en) | Liquid crystal display | |
| US7508478B2 (en) | Display apparatus | |
| JP6607798B2 (en) | Display device | |
| CN101995722A (en) | Liquid crystal display | |
| US10991327B2 (en) | Method of driving pixel arrangement structure and display panel and display apparatus associated therewith | |
| US20160253022A1 (en) | In-cell touch panel and display device | |
| CN101063778B (en) | Coplaner switch mode LCD and driving method thereof | |
| JP2005529368A (en) | Non-rectangular display device | |
| JP2012068599A (en) | Liquid crystal display device | |
| CN102542968B (en) | Electro-optical device and electronic equipment | |
| CN107290903B (en) | Array substrate, display panel and display device | |
| CN101471023B (en) | Driving system, electro-optic device, and electronic device | |
| CN100583224C (en) | Electro-optical device, drive method for electro-optical device, and electronic apparatus | |
| KR20140025998A (en) | Display device including a lens module | |
| CN103022141A (en) | Thin-film transistor, double-gate-drive and transversally-arrayed pixel structure and display panel | |
| CN114787701B (en) | Display substrate, display panel and display device | |
| CN113867061A (en) | Array substrate, driving method of array substrate and display device | |
| KR20090023117A (en) | Liquid crystal device, driving method of liquid crystal device, integrated circuit device for driving liquid crystal device, and electronic apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080123 |