CN102455854A - Driving device of bistable electro-optic display and driving method thereof - Google Patents
Driving device of bistable electro-optic display and driving method thereof Download PDFInfo
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- CN102455854A CN102455854A CN2010105268117A CN201010526811A CN102455854A CN 102455854 A CN102455854 A CN 102455854A CN 2010105268117 A CN2010105268117 A CN 2010105268117A CN 201010526811 A CN201010526811 A CN 201010526811A CN 102455854 A CN102455854 A CN 102455854A
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Abstract
A driving device of a bistable electro-optic display and a driving method thereof are disclosed. The driving device comprises an image processing unit, a display processing module and a scheduling module. The image processing unit receives a first update block of a display area and generates first block update information based on the first update block. The display processing module updates the display area according to the first block update information. During the update of the first block, the image processing unit is capable of continuously obtaining at least one second update block, thereby generating second block update information. After the first block is updated completely, the scheduling module controls the display processing module so that the display processing module updates the display area according to the second block update information, thus shortening the time for updating the display area.
Description
Technical field
The invention relates to a kind of actuation techniques of Electro-Optical Display; And particularly, use the update time that shortens the viewing area relevant for a kind of actuation techniques that bistable state photoelectricity (bistableelectro-optic) display of (scheduling) is dispatched in the processing operation of update blocks.
Background technology
LCD is owing to have light, thin, short, little advantage; Become the show tools that carries with terminal system (as: intelligent mobile phone, notebook computer) gradually in recent years; And become the indispensable articles for daily use of people; But owing to carry the power supply supply problem with terminal system, LCD still remains effort on power saving effect.
Bistable state photoelectric display (bistable; Electro-optic display) technology then is the display technique that possesses best power saving effect at present; It can be under the situation that does not apply voltage; Let bi-stable display elements (pixel) stably remain on " bright attitude " or " dark attitude ", only when the change picture, just need electric power, as the term suggests be referred to as bistable state.Also there is the part display technique can be under not power consumption situation to remain on multiple gray scale states with display unit (also can be described as pixel) is stable, and is not to have only bright attitude and dark attitude, be called multistable (multi-stable) display technique, also belong to a kind of of bistable display technologies.In addition, bistable state photoelectric display technology does not also use backlight to save electric power, and just the user must utilize light to be reflected on the display to read, be not easy to cause user's eye fatigue by this.
There is various Display can reach the effect of " bistable state " at present; Electric ink (electronicink for example; E-Ink) display technique, cholesterol liquid crystal show (cholesteric liquid crystaldisplay; ChLCD) technology, electrophoresis showed (electro-phoretic display; EPD) technology, electric moistening demonstration (electrowetting display, EWD) technology or respond liquid powder fast and show (quick response-liquid powder display, QR-LPD) technology etc.Under perfect condition, bistable display technologies has been compared traditional lcd technology can save the power consumption up to hundreds of times.
Yet generally speaking the reaction velocity of bistable state photoelectricity pixel medium is very slow, and making will be long in the reaction time of upgrading whole image (frame), thereby has limited the purposes of this kind class display.By this, bistable state photoelectric display technology now just urgently hopes to develop the reaction time that how to shorten frame updating, uses to replace LCD in the status of carrying with terminal system.
Summary of the invention
The present invention provides a kind of drive unit of bistable state Electro-Optical Display; When this drive unit just in update displayed when zone; Other block that screen processing will then will be upgraded continues to handle; So that these update blocks can be updated to the viewing area in the lump when next update, use the time that shortens the update displayed image.
With another angle; The present invention provides a kind of driving method of bistable state Electro-Optical Display; It can be dispatched for a plurality of blocks of viewing area, uses when the update displayed zone, and screen processing can continue other block that then will upgrade to handle; So that these blocks can be updated to the viewing area simultaneously next time, use the update time that shortens show image.
The present invention proposes the drive unit of a kind of bistable state photoelectricity (bistable electro-optic) display, and the drive unit of this bistable state Electro-Optical Display comprises screen processing, display process module and scheduler module.Screen processing receives first update blocks of viewing area, and produces the first block lastest imformation according to this first update blocks.The display process module is come the update displayed zone according to this first block lastest imformation.Scheduler module then is coupled to screen processing and display process module.When the reproducting periods in update displayed zone, screen processing can obtain a plurality of second update blocks in regular turn, and produces a plurality of second block lastest imformations according to these second update blocks.And behind reproducting periods, scheduler module notice screen processing is used according to these second block lastest imformations and is come the update displayed zone so that these second update blocks are passed to the display process module.
In one embodiment of this invention; The former GTG value of pixel of corresponding same position in the pixel gray level value that above-mentioned screen processing is utilized same position in first update blocks and the viewing area; Use producing a plurality of GTG transition information, and these GTG transition information can be formed the first above-mentioned block lastest imformation.
In one embodiment of this invention, above-mentioned display process module comprises renewal operating unit and clock generation unit.Upgrade operating unit and retrieve the GTG comparison sheet, use a plurality of voltage waveform combinations of trying to achieve corresponding each pixel in first update blocks according to the first block lastest imformation.Clock generating unit is coupled to the renewal operating unit, and it can be according to first update blocks in the incompatible update displayed of above-mentioned set of voltage waveforms zone.
In one embodiment of this invention, above-mentioned display process module can produce a update signal, and when the display process module was positioned at the reproducting periods in update displayed zone, update signal should be the renewal level, otherwise this update signal is a cut-off level.By this, when update signal was the renewal level, screen processing can continue to obtain and produce the second block lastest imformation according to second update blocks.And when update signal was cut-off level, scheduler module just can notify screen processing the second block lastest imformation is passed to the display process module, and the display process module can be come the update displayed zone according to the second block lastest imformation.
In another viewpoint, the present invention proposes a kind of driving method of bistable state Electro-Optical Display, and the driving method of this bistable state Electro-Optical Display comprises the following steps.Obtain a screen processing, this screen processing receives and according to the pixel gray level difference of first update blocks of viewing area, uses producing the first block lastest imformation.And, obtaining a display process module, this display process module is come the update displayed zone according to the first block lastest imformation.In addition, when the reproducting periods in update displayed zone, screen processing can continue to obtain and produce a plurality of second block lastest imformations according to the pixel gray level difference of at least one second update blocks.Behind reproducting periods, scheduler module notice screen processing is being passed to the display process module with the above-mentioned second block lastest imformation, and the display process module comes update displayed regional according to these second block lastest imformations.
Based on above-mentioned,, thereby cause the reproducting periods in update displayed zone longer owing to the reaction time that each pixel medium in the display screen is required is longer.The embodiment of the invention lets screen processing continue to obtain with mutual nonoverlapping other block of the block that last time upgraded when reproducting periods and handles, and when the next update viewing area, is able to through the display process module these update blocks together upgraded.By this, the drive unit of bistable state Electro-Optical Display can be dispatched the processing operation of reproducting periods and update blocks, and does not need a large amount of hardware structure of extra increase just can reduce the time that frame update spends.
For letting the above-mentioned feature and advantage of the present invention can be more obviously understandable, hereinafter is special lifts embodiment, and cooperates appended graphic elaborating as follows.
Description of drawings
Fig. 1 is a kind of calcspar of display system.
Fig. 2 is a kind of calcspar of drive unit of bistable state Electro-Optical Display.
Fig. 3 is the calcspar according to the drive unit of the described bistable state Electro-Optical Display of first embodiment of the invention.
Fig. 4 is the process flow diagram according to the driving method of the described bistable state Electro-Optical Display of first embodiment of the invention.
Fig. 5 is the synoptic diagram according to described viewing area of first embodiment of the invention and update blocks.
Fig. 6 is the comparison synoptic diagram of driving method of driving method and Fig. 3 of Fig. 2.
[main element label declaration]
10: display system 210: screen processing
100,300: bistable state Electro-Optical Display 220: the picture input block
110: display panel 230: the frame updating buffer zone
120,325: drive unit 240: the display process module
130: main frame 250: upgrade operating unit
140,305: display unit 260: clock generating unit
150: storage unit 315: scheduler module
160: temperature-sensitive sticker S410～S450: step
170: flash memory A, B, C: block
180: viewing area S
Update: update signal
T
PA, T
PB, T
PC: block A, B, C produce the lastest imformation required time
T
UA, T
UB, T
UC: update blocks A, B, C required time
T
U (B, C): while update blocks B, C required time
Embodiment
Existing with detailed reference example embodiment of the present invention, the instance of said example embodiment will be described in the accompanying drawings.In addition, all possibility parts use element/member/label of same numeral to represent identical or similar portions in graphic and embodiment.
Please with reference to Fig. 1, Fig. 1 is a kind of calcspar of display system 10.As shown in Figure 1, display system 10 comprises main frame 130 and bistable state Electro- Optical Display 100, and 100 of bistable state Electro-Optical Displays comprise display panel 110 and drive unit 120.Main frame 130 can transmit in picture to be updated or block to the bistable state Electro-Optical Display 100; Main frame 130 can be the device that central processing unit (CPU), digital signal processor (digital signal processor is called for short DSP) or other can be connected with drive unit 120 in present embodiment.120 of drive units comprise display unit 140, storage unit 150, temperature-sensitive sticker 160 and waveform (waveform) storer 170, and wherein, display panel 110 includes viewing area 180.
In present embodiment, storage unit 150 is a volatile memory, and it can keep in the required frame update data of drive unit 120.170 of wave memorizers are nonvolatile memory (with flash memory 170 as for example); It can deposit a look-up table (lookup table); Display unit 140 utilizes the lastest imformation of pixel to be updated to search this look-up table; Use and find out the required waveform of display medium that drives this pixel cell; And pixel cell can have 16 kinds of pixel gray level values in the present embodiment, pixel gray level value " 15 " for example from the pixel gray level value " 0 " of dark attitude to bright attitude, but the kind quantity of pixel gray level value of the present invention and lightness represent that mode should be as limit.Each pixel cell when will be transformed into one other pixel GTG value (for example " 5 ") (that is pixel gray level value is changed to " 5 " by " 0 ") in " waveform " of indication expression update blocks here from a specific pixel GTG value (for example " 0 "), the pixel electrode (pixel electrode) that this pixel cell is corresponding the WV and the time curve that will change.Usually these waveforms will comprise a plurality of change in voltage factors; These factors are given constant voltage a period of time basically; These change in voltage factors are called as " pulse " or " driver pulse ", and " driving combination (drivingscheme) " then is meant in the middle of the bistable state Electro-Optical Display 100 to possess the general name that all possible pixel gray level value is changed pairing waveform.In addition; Bistable state Electro-Optical Display 100 can make that under the different environment temperature waveform of driving pixels medium is different; But therefore temperature-sensitive sticker 160 measures ambient temperature, display unit 140 can search the required waveform of its GTG value of each pixel transitions to look-up table according to the pixel lastest imformation of this environment temperature and pixel cell.
Please with reference to Fig. 2, Fig. 2 is a kind of calcspar of drive unit 120 of bistable state Electro-Optical Display 100.As shown in Figure 2, drive unit 120 comprises storage unit 150 and display unit 140, and 140 of display units comprise screen processing 210 and display process module 240, and display process module 240 comprises renewal operating unit 250 and clock generating unit 260.150 of storage unit comprise picture input block 220 and frame updating buffer zone 230.By this, main frame 130 at first can transmitting and displaying the update blocks in zone 180, and be stored into picture input block 220 in advance, screen processing 210 just receives the update blocks of viewing area 180 then.Afterwards; The pixel gray level value of each pixel and the Pixel Information (for example being shown in the pixel gray level value on the viewing area 180) that before had been stored in the viewing area 180 of frame updating buffer zone 230 to be producing the block lastest imformation of this update blocks in whole this update blocks of screen processing 210 system, and this block lastest imformation is stored in the frame updating buffer zone 230 of storage element 150.
After producing lastest imformation, screen processing 210 just directly is passed to display process module 240 with the block lastest imformation of this update blocks, and display process module 240 is just come update displayed zone 180 according to the block lastest imformation of this update blocks.In detail; Upgrade operating unit 250 and read these block lastest imformations via screen processing 210; And utilize these block lastest imformations to search the look-up table in the flash memory 170; Use and obtain the corresponding voltage waveform combination of each pixel, and clock generating unit 260 is orderly sent to display panel 110 with these voltage waveform combinations, uses update displayed zone 180.
Described in present embodiment; Drive unit 120 just begins to produce operations such as lastest imformation, inquiry look-up table and update displayed zone 180 after the update blocks that receives main frame 130 transmission; Because the pixel medium reaction velocity of bistable state Electro-Optical Display 100 very slowly; That is upgrade operating unit 250 behind the inquiry look-up table and utilize clock generating unit 260 to come the required reproducting periods in update displayed zone 180 longer, and the screen processing 210 of this moment is in waiting status always.Therefore, when display process module 240 was positioned at reproducting periods, the screen processing 210 of embodiment according to the invention can continue to continue to receive and handle block next to be updated from main frame 130.By the time after display process module 240 will have been upgraded last block and finish, again that these are new block to be updated was updated to viewing area 180 in the lump.
Please with reference to Fig. 3, Fig. 3 is the calcspar according to the drive unit 325 of the described bistable state Electro-Optical Display 300 of first embodiment of the invention.As shown in Figure 3, present embodiment is similar to the aforementioned embodiment, so same operation mode and explanation are repeated no more.Its difference is that the display unit 305 of drive unit 325 comprises scheduler module 315.In update displayed zone during 180 reproducting periods; Screen processing 210 is learnt through scheduler module 315 that viewing area 180 is upgraded as yet and is finished; Screen processing 210 can continue to obtain the then block of desire renewal from main frame 130; And the image information that utilizes viewing area 180 in block that these desires upgrade and the frame updating buffer zone 230 produces the lastest imformation of block to be updated, and wherein these blocks to be updated that transmitted by main frame 130 and previous update blocks do not overlap each other.In addition, scheduler module 315 stops screen processing 210 in present embodiment, so that let the lastest imformation of block to be updated can't be passed to display process module 240.After last block upgrades completion; Scheduler module 315 just notifies screen processing 210 to be passed to display process module 240 in the lump with the lastest imformation with above-mentioned all blocks to be updated, makes its lastest imformation according to the above-mentioned block of having handled to be updated come update displayed zone 180.
Please continue with reference to Fig. 3, in present embodiment, the clock generating unit 260 of display process module 240 can produce update signal S
Update, use letting scheduler module 315 learn whether bistable state Electro-Optical Display 300 is arranged in reproducting periods.In other words, when display process module 240 is positioned at the reproducting periods in update displayed zone, update signal S
UpdateShould be and upgrade level (for example high level), otherwise this update signal is cut-off level (a for example low level).
In order to cause those skilled in the art can understand the present invention more; Meet the embodiment of Fig. 2 and the driving method of the described bistable state Electro-Optical Display 300 of the embodiment of the invention in this description; Please with reference to Fig. 4 and Fig. 5; Fig. 4 is the process flow diagram according to the driving method of the described bistable state Electro-Optical Display 300 of first embodiment of the invention, and Fig. 5 is the synoptic diagram according to described viewing area 180 of first embodiment of the invention and update blocks.The order that transmits the update blocks of institute's desire renewal at this hypothesis main frame 130 is block A, block B and block C, and block A, block B and block C do not overlap each other.
In the drive unit 120 of the bistable state Electro-Optical Display 100 of Fig. 2, screen processing 210 just can be handled operation to block A, and (time of supposing to produce block A lastest imformation is T
PA) producing the block lastest imformation of block A, and (time of suppose update displayed regional 180 is T to come update displayed zone 180 through display process module 240
UA).Then, screen processing 210 is handled block B to produce the block lastest imformation (T of block B
PB), and display process module 240 is come update displayed zone 180 (T through the block lastest imformation of block B
UB), and the rest may be inferred.By this, when the drive unit 120 of bistable state Electro-Optical Display 100 will be updated to viewing area 180 with block A, block B and block C, must cost (T
PA+ T
UA+ T
PB+ T
UB+ T
PC+ T
UC) time.
According to the embodiment of the invention; The driving method of bistable state Electro-Optical Display 300 at first gets into step S 410; The block A that 180 desires in screen processing 210 reception viewing areas are upgraded; And screen processing 210 is utilized each pixel gray level value and the former pixel gray level value that is stored in the viewing area 180 pairing same positions of frame updating buffer zone 230 among the block A; Use producing a plurality of GTG transition information, (spended time is T and these GTG transition information can be formed the block lastest imformation SA of block A
PA).Then, get into step S420, display process module 240 is come update displayed zone 180 (spended time is YUA) according to the block lastest imformation SA of block A, uses the entering reproducting periods.
Please continue with reference to figure 4, in step S430, scheduler module 315 can be according to the update signal S of clock generating unit 260
UpdateJudge whether bistable state Electro-Optical Display 300 is positioned in the middle of the reproducting periods.When screen processing 210 learns that via scheduler module 315 display process module 240 do not accomplish the renewal of viewing area 180 as yet and (that is be arranged in reproducting periods and update signal S
UpdateBe high level); And main frame 130 continues to transmit next update blocks B; And when block A does not overlap with the block B that next transmits (step S440), just get into step S450, B handles to block; Use the block lastest imformation SB that obtains block B, and it is stored in the frame updating buffer zone 230.This moment, scheduler module 315 stops screen processing 210 in present embodiment, so that it can't be passed to display process module 240 with the block lastest imformation SB of block B.
If screen processing 210 disposes the block lastest imformation SB of block B; Then get into step S430 by step S450; If display process module 240 is not upgraded finish (that is still being in reproducting periods) with viewing area 180 yet; And the next update blocks C of main frame 130 continuation transmission, and the zone C of next desire renewal just gets into step S450 by step S430 via step S440 more not with regional A, when B overlaps; Again block C is handled by screen processing 210, use the block lastest imformation SC that obtains and store block C.
In this special instruction; The screen processing 210 of another embodiment according to the invention also can be handled a plurality of update blocks simultaneously through many covers hardware structure and produce lastest imformation; For example screen processing 210 can be handled update blocks B and C simultaneously to obtain corresponding block lastest imformation SB, SC, uses the raising treatment effeciency.In addition; In other embodiment according to the invention; If main frame 130 transmit in regular turn block D to be updated, E, F... (not illustrating) etc. all not with overlappings such as the block A of front, B, C; And when bistable state Electro-Optical Display 300 still is positioned at reproducting periods; Sustainablely carry out step S450, and these block lastest imformations SD, SE, SF are stored in the frame updating buffer zone 230, wait for being updated simultaneously so that screen processing 210 is handled obtaining block lastest imformation SD, SE, the SF... of block D, E, F... block D, E, F... in regular turn.And in step S440; If when finding that next update blocks D can overlap with the update blocks B, the C that have before handled or the block A that is upgrading each other; Just can wait for that update blocks B, the block lastest imformation SB of C, SC that 180 renewals finishing back (that is block A has been updated to viewing area 180), viewing area will have been handled again upgrade; Treat these update blocks B, C upgraded all finish after; Row is handled the update blocks D that overlaps again, but the present invention should be as limit relevant for the processing mode of the update blocks D that overlaps.
If in step S430; When scheduler module 315 judges that bistable state Electro-Optical Display 300 is not at reproducting periods (that is display process module 240 is updated to block A on the viewing area 180); Just get back to step S420, display process module 240 just can be come update displayed zone 180 (spended time T according to block lastest imformation SB, the SC in the frame updating buffer zone 230
U (B, C)).By this, please with reference to Fig. 6, Fig. 6 is the comparison synoptic diagram of driving method of driving method and Fig. 3 of Fig. 2.As shown in Figure 6, it is (T that the drive unit 325 of bistable state Electro-Optical Display 300 is updated to viewing area 180 required times with block A, block B and block C
PA+ T
UA+ T
U (B, C)), and the time that the each update displayed of hypothesis zone 180 is spent in Fig. 6 rough identical (that is
).Comparatively speaking, block A, block B and block C to be updated to viewing area 180 required times be (T to the drive unit 120 of bistable state Electro-Optical Display 100
PA+ T
UA+ T
PB+ T
UB+ T
PC+ T
UC).Thus, because drive unit 325 also makes 210 pairs of area B of screen processing and zone C handle the generation lastest imformation, thereby saved time T in update displayed zone 180
PB, T
PCAnd T
UB, make the drive unit 325 of the bistable state Electro-Optical Display 300 meet the embodiment of the invention than the drive unit 120 of the bistable state Electro-Optical Display 100 of Fig. 2 economization its update time more.
In sum, owing to the reaction time that each pixel medium in the display screen is required is longer, thereby cause the reproducting periods in update displayed zone longer.The embodiment of the invention lets screen processing continue to obtain other block to be updated when reproducting periods and handles, and when the next update viewing area, is able to through the display process module these blocks to be updated together upgraded.By this, the drive unit of bistable state Electro-Optical Display can be dispatched the processing operation of reproducting periods and update blocks, and does not need a large amount of hardware structure of extra increase just can reduce the time that frame update spends.
Though the present invention discloses as above with embodiment; Right its is not in order to limit the present invention; Has common knowledge the knowledgeable in the technical field under any; Do not breaking away from the spirit and scope of the present invention, when doing a little change and retouching, so protection scope of the present invention is as the criterion when looking appended the claim scope person of defining.
Claims (10)
1. the drive unit of a bistable state Electro-Optical Display comprises:
One screen processing, one first update blocks of foundation one viewing area produces one first block lastest imformation in order to receive also;
One display process module is in order to upgrade this viewing area according to this first block lastest imformation; And
One scheduler module; Couple this screen processing and this display process module; Wherein, In a reproducting periods that upgrades this viewing area, this screen processing obtains in regular turn and produces at least one second block lastest imformation according at least one second update blocks, and behind this reproducting periods; This scheduler module notifies this screen processing should at least one second block lastest imformation transferring to this display process module, and this display process module is upgraded this viewing area according to this at least one second block lastest imformation.
2. the drive unit of bistable state Electro-Optical Display according to claim 1; Wherein this screen processing produces a plurality of GTG transition information according to the pixel gray level value of a plurality of positions in this first update blocks with the former pixel gray level value of these corresponding those positions, viewing area, and wherein these a plurality of GTG transition information are formed this first block lastest imformation.
3. the drive unit of bistable state Electro-Optical Display according to claim 1, wherein this display process module comprises:
One upgrades operating unit, in order to retrieve a GTG comparison sheet according to this first block lastest imformation, in the hope of a plurality of voltage waveform combinations of corresponding each pixel in this first update blocks; And
One clock generation unit is coupled to this renewal operating unit, according to this first update blocks of this viewing area of the incompatible renewal of these a plurality of set of voltage waveforms.
4. the drive unit of bistable state Electro-Optical Display according to claim 1; Wherein this display process module produces a update signal; When this display process module when upgrading this reproducting periods of this viewing area; This update signal is a renewal level, otherwise this update signal is a cut-off level, and
When this update signal is upgraded level for this; This screen processing continues to obtain this at least one second update blocks and produces this at least one second block lastest imformation; When this update signal is this cut-off level; This scheduler module notifies this screen processing should at least one second block lastest imformation transferring to this display process module, and this display process module is upgraded this viewing area according to this at least one second block lastest imformation.
5. the drive unit of bistable state Electro-Optical Display according to claim 1 also comprises a storage unit, and this storage unit comprises:
One picture input block is in order to store this first update blocks and this at least one second update blocks; And
One frame updating buffer zone is in order to store this first block lastest imformation and this at least one second block lastest imformation.
6. the drive unit of bistable state Electro-Optical Display according to claim 1; Wherein this bistable state Electro-Optical Display also comprises a display panel; This display panel comprises this viewing area, and wherein this display process module is upgraded this viewing area of this display panel according to this first block lastest imformation or this at least one second block lastest imformation.
7. the driving method of a bistable state Electro-Optical Display comprises:
Obtain a screen processing, the pixel gray level difference of one first update blocks of this screen processing reception and foundation one viewing area produces one first block lastest imformation;
Obtain a display process module, this display process module is upgraded this viewing area according to this first block lastest imformation;
In a reproducting periods that upgrades this viewing area, this screen processing obtains and the pixel gray level difference of at least one second update blocks of foundation produces at least one second block lastest imformation; And
Behind this reproducting periods of first block; This scheduler module notifies this screen processing should at least one second block lastest imformation being passed to the display process module, and this display process module is upgraded this viewing area according to this at least one second block lastest imformation.
8. the driving method of bistable state Electro-Optical Display according to claim 7, the step that produces this first block lastest imformation according to this first update blocks comprises:
GTG value and this viewing area of comparing a plurality of location of pixels in this first update blocks is to former GTG value that should a plurality of location of pixels, and to produce a plurality of grayscale difference transition information, wherein these a plurality of GTG transition information are formed these first block lastest imformations.
9. the driving method of bistable state Electro-Optical Display according to claim 7, the step of upgrading this viewing area according to this first block lastest imformation comprises:
Retrieve a GTG comparison sheet according to this first block lastest imformation, in the hope of a plurality of voltage waveform combinations of corresponding each pixel in this first update blocks; And
This first update blocks according to this viewing area of the incompatible renewal of these a plurality of set of voltage waveforms.
10. the driving method of bistable state Electro-Optical Display according to claim 7; Wherein this display process module produces a update signal; When this display process module when upgrading this reproducting periods of this viewing area; This update signal is a renewal level, otherwise this update signal is a cut-off level, and
When this update signal is upgraded level for this; This screen processing continues to obtain this at least one second update blocks and produces this at least one second block lastest imformation; When this update signal is this cut-off level; This scheduler module notifies this screen processing should at least one second block lastest imformation transferring to this display process module, makes this display process module upgrade this viewing area according to this at least one second block lastest imformation.
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| CN113327557A (en) * | 2020-02-28 | 2021-08-31 | 纬联电子科技(中山)有限公司 | Liquid crystal display and display correction method thereof |
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| CN1768366A (en) * | 2003-03-31 | 2006-05-03 | 伊英克公司 | Methods for driving bistable electro-optic displays |
| CN1755434A (en) * | 2004-09-27 | 2006-04-05 | Idc公司 | Method and system for driving a bi-stable display |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113327557A (en) * | 2020-02-28 | 2021-08-31 | 纬联电子科技(中山)有限公司 | Liquid crystal display and display correction method thereof |
| CN113327557B (en) * | 2020-02-28 | 2022-05-27 | 纬联电子科技(中山)有限公司 | Liquid crystal display and display correction method thereof |
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