TW201115535A - Electronic paper display and driving method thereof - Google Patents
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- 238000010586 diagram Methods 0.000 description 21
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- 238000004898 kneading Methods 0.000 description 2
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Abstract
Description
201115535 TW5605PA r * 六、發明說明: 【發明所屬之技術領域】 本發明是有關於一種電子紙顯示器及其驅動方法,且 特別是有關於一種非全幅活化之電子紙顯示器及其驅動 方法。 【先前技術】 在電子紙的技術中,微小球體或方體的大小,代表顯 示器像素(Pixel)大小,其中微小球體或方體的特色是 會受到外在電壓的驅動而改變狀態。電子紙顯示器像素為 雙穩態(bistable)的特性,受到外界驅動電壓改變,其顯 示狀態也跟著改變。但因電子紙反應速率較慢,更換一個 晝面需要較長的時間,因此較不適合連續更新晝面的應 用。 電子紙泛指外觀像紙一樣薄的裝置,具有雙穩態 (bi stab 1 e )特性的反射式顯示器,只有在更新影像的瞬 間須會耗電。在已開發的電子紙顯示材料中,又以軟性電 泳(electrophoretic)顯示材料最被看好,電泳意指在 電場力量作用下造成物理移動現象,但多年來均無法解決 電泳均勻散佈及穩態反映速度過慢的問題,且因其電光反 應曲線欠缺臨界值,若無主動元件,無法製作高解析度的 點矩陣。 電泳顯示器(electro-phoretic display, EPD)的驅 動方式係利用脈寬調變的方式,調整驅動時間決定顯示的 灰階。粒子游動速度約與電場強度成正比,而與介質的黏 滯係數與粒子半徑成反比,雖然電泳現象的基本原理很易 201115535201115535 TW5605PA r * VI. Description of the Invention: [Technical Field] The present invention relates to an electronic paper display and a driving method thereof, and more particularly to a non-full-size activated electronic paper display and a driving method thereof. [Prior Art] In the technology of electronic paper, the size of a microsphere or a square body represents the size of a display pixel, in which a microsphere or a square body is changed in state by being driven by an external voltage. The electronic paper display pixel is characterized by a bistable, and the display state is also changed by the external driving voltage. However, because the electronic paper has a slow reaction rate, it takes a long time to replace a kneading surface, so it is less suitable for continuous updating of the kneading surface. E-paper generally refers to a device that looks as thin as paper. A reflective display with bistat 1 e characteristics only consumes power when the image is updated. Among the developed electronic paper display materials, soft electrophoretic display materials are most favored. Electrophoresis means physical movement under the action of electric field force, but it has not been able to solve the uniform distribution of electrophoresis and steady state reflection speed for many years. The problem is too slow, and because the electro-optic response curve lacks a critical value, if there is no active component, a high-resolution dot matrix cannot be produced. The electro-phoretic display (EPD) is driven by the pulse width modulation method to adjust the driving time to determine the gray scale of the display. The velocity of the particle swimming is proportional to the electric field strength, and the viscosity coefficient of the medium is inversely proportional to the particle radius. Although the basic principle of the electrophoresis phenomenon is very easy, 201115535
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理解,但其細部的機制與模型仍待研究,若驅動方式不 當,可能造成染料粒子固定於介質某—位置無法移動,也 因為如此’欲使用電泳材料顯示灰階影像並不如液晶般容 易。EPD灰階驅動方法須考慮時間、次數、電壓、時序等 問題尤其疋色階與色階之間轉換驅動的機制、溫度補償 機制等,以達到較佳的影像對比與色階顯示穩定性。許多 改良EPD驅動波形已被提出’―個典型的方法是加入數個 黑白閃動週期,其觀念是先將之重置至全黑或全白,並使 粒子活化,使最終的灰階呈現較能穩定,減少於驅動完畢 後就發生色階退化的現象。 請同時參照第1 ®、第2圖及第3圖,第i圖綠示係 為電子紙顯示器之示意圖,帛2圖繪示係為傳統電子紙顧 不器之部分等效電路圖,第3輯示係為傳統電子紙顯示 器之部分驅動時序圖。電子紙顯示器1G包括顯示系統上 層模組120、共同電壓端130、微控制晶片或單晶片14〇、 驅動曰曰片150、電源控制晶片ι6〇、驅動晶片丨7〇及顯示 系統下層模組180。電源控制晶片16〇經共同電壓端” 13〇 連接至顯示系統上層模組12〇,並供給微控制晶片或單晶 2 、驅動晶片150及驅動晶片17〇所需電源。微控制 aa片或單晶片控制驅動晶片及驅動晶片I”驅動 顯不系統下層模組180。 進一步來說,顯示系統下層模組包括資料線 1。82、,插線184及像素186。驅動晶片150依序輸出掃描 驅動信號Rowl至R0W4’並經掃描線184傳遞至像素18/ 驅動晶片170對應地輸出資料驅動信號5〇111^61至 201115535Understand, but the details of the mechanism and model are still to be studied. If the driving method is improper, it may cause the dye particles to be fixed at a certain position of the medium. Therefore, it is not as easy to use liquid crystal images to display grayscale images. The EPD gray-scale driving method must consider the time, the number of times, the voltage, the timing, etc., especially the mechanism of the conversion driving between the color gradation and the color gradation, the temperature compensation mechanism, etc., in order to achieve better image contrast and color gradation display stability. Many improved EPD drive waveforms have been proposed 'a typical method is to add several black and white flash cycles, the idea is to reset it to all black or all white, and activate the particles, so that the final gray scale is better. It can be stabilized and reduced the phenomenon of gradation degradation after the drive is completed. Please refer to the 1st, 2nd, and 3rd drawings at the same time. The green image of the i-th image is a schematic diagram of the electronic paper display, and the 帛2 diagram shows the equivalent circuit diagram of the traditional electronic paper. The display is a partial drive timing diagram of a conventional electronic paper display. The electronic paper display 1G includes a display system upper layer module 120, a common voltage terminal 130, a micro control chip or a single chip 14A, a driving chip 150, a power control chip ι6〇, a driving chip 丨7〇, and a display system lower layer module 180. . The power control chip 16 is connected to the display system upper module 12A via the common voltage terminal 13〇, and supplies the power required for the micro control wafer or the single crystal 2, the driving wafer 150 and the driving wafer 17. The micro control aa chip or single The wafer control drive wafer and drive wafer I" drive the display system lower layer module 180. Further, the lower module of the display system includes a data line 1.82, a patch line 184, and a pixel 186. The driving chip 150 sequentially outputs the scanning driving signals Rowl to R0W4' and transmits them to the pixels 18/driving wafers 170 via the scanning lines 184 to output the data driving signals 5〇111^61 to 201115535.
TW5605PA S〇urce4,並經資料線丨 -' 模組180之所有像幻86孫\遞至像素186。顯示系統下層 再被全幅活化為全白查面^全幅活化為全黑畫面後, 所有像靖顯示;系統下層模請之 然而,傳統電子紙如不 影,而影響電子紙顯示器化方式犧成殘 種抑制殘影的電子紙顯示器即掌:提供- 【發明内容】 業界的重要課題。 本發明係有關於一種雷。w 狀鲅變動不用人v,,,,不器及其驅動方法,使 狀〜、支動不用全幅的更動,減少 之 更新的時間縮短。 亍/古化的時間,全幅 根據本發明之一方面,提 方法。電子紙鞀千π 種電子紙顯示器之驅動 先,祀】之驅動方法至少包括如下步驟:首 先根據第一重置電㈣動第___ 置電壓驅動第一像+s ^ ^接者根據第二重 Η. 像素。然後,根據資料電壓驅動第一像夸 時,同步地根據第一重置電壓重置第二像素。像素 根據本發明之另一方面,提出—種 子紙顯示器至少包括資料線、第一重置電壓線;、電 二重壓線用以傳遞第-重置電壓,而第 一置電魔線用以傳遞第二重置電壓。第 儲能單元及第一P弓家京匕括第一 汗關單元’且第一開關單元受 以依序將第-儲能單 :二控於知描綠 η、線。第二像素包括第二儲能單元及第 凡且第一開關單元係受控於該些掃描綠以於第— 201115535 . , 1 w:>oiofA, 能單元電性連接資料線時,同步 接第一重置電壓線。 、一儲能單元電性連 根據本發明之再—方面,提出 子紙顯示器至少包括第—重置電壓 電子紙顯示器。電 像素陣列及驅動電路。笛 m 、’、、第二重置電壓線、 乐一重置電壓蝻 置電壓,而第二重置電觀用以 傳遞一第一重 陣列包括第-像素、第二像素及第:重置電壓。像素 二像素及第三像素係相鄰隸於同素㉟第—像素、第 第一像素及第三像素之間。驅動電路先仿f二像素係位於 第一像素,並於根據資料_=第料電厂堅驅動 據第一重置電壓驅動第二像素。 象素時,同步地根 為讓本發明之上述内容 佳實式,作詳二如;文特舉_較 為了改善傳統電子紙顯 揭露-種抑制殘μϋ 的殘影現象,下述實施例 ㈣卩·〜現象之電子紙顯示 子紙顯示器之驅動方法$/卜ρ 4動方法。電 -舌罢去)包括如τ步驟:首先,根據第 重置電壓驅動第—像素。接 无㈣弟 第-像素。然後,根據資料電;驅置電壓驅動 根據第-重置電壓重置第=一像素時’同步地 二重示?至少包括資料線、第-重置電壓線、第 以值、。錢、掃描線、第—像素及第二像素。資料線用 壓,:電广重置電壓線用以傳遞第-重置電 堊線用以傳遞第二重置電髮。第一像素 201115535 TW5605PA . , 包括第一儲能單元及第一開關單元,且第一開關單元受控 於掃描線以依序將第一儲能單元電性連接第一重置電壓 線、第二重置電壓線及資料線。第二像素包括第二儲能單 元及第二開關單元,且第二開關單元係受控於該些掃描線 以於第一儲能單元電性連接資料線時,同步地將第二儲能 單元電性連接第一重置電壓線。 或者,電子紙顯示器至少包括第一重置電壓線、第二 重置電壓線、像素陣列及驅動電路。第一重置電壓線用以 傳遞一第一重置電壓,而第二重置電壓線用以傳遞第二重 置電壓。像素陣列包括第一像素、第二像素及第三像素。 第一像素、第二像素及第三像素係相鄰且位於同一列,第 二像素係位於第一像素及第三像素之間。驅動電路先依序 根據第一重置電壓及第二重置電壓驅動第一像素,再根據 資料電壓驅動第一像素,並於根據資料電壓驅動第一像素 時,同步地根據第一重置電壓驅動第二像素。 第一實施例 請同時參照第4圖及第5圖,第4圖繪示係為依照本 發明第一實施例之電子紙顯示器之部份等效電路圖,第5 圖繪示係為依照本發明第一實施例之電子紙顯示器之部 份信號時序圖。電子紙顯示器20包括資料線210、重置電 壓線240、重置電壓線250、掃描線220、像素230a、像 素230b、像素230c。為方便說明起見,第4圖係以4x2 的像素陣列為例說明。 資料線210用以傳遞資料驅動信號Sourcel至 Source5,為方便說明起見,第4圖僅繪示Sourcel及 201115535 、 ,i wd6U>pA' —。重置電壓線240用以傳遞重置電壓侧,重置 電壓+VDD係為驅動像素顯示白 ^+VDD重置 邑之白色電壓或一使電子 ΐϋ _ #堅線25G用以傳遞重置^ 置電堡-VDD係為驅動像素顯示黑色之黑 子紙穩態電壓。第4圖繪示之像素 :土成使電 230c^itm#M v 冢素 230a、像素 230b 及像 素230c之』電壓Vc〇_如為第5 壓Vcoml或直流共同電壓Vc〇m2。 之乂肌,、门電TW5605PA S〇urce4, and through the data line ' - ' Module 180 all like the illusion 86 Sun \ handed to the pixel 186. The lower layer of the display system is then fully activated to the full white surface. After the full-frame activation is full black, all the images are like Jing; the lower layer of the system is requested. However, the traditional electronic paper does not affect the electronic paper display. An electronic paper display that suppresses image sticking is a palm: providing - [Summary of the Invention] An important issue in the industry. The invention relates to a mine. w 鲅 鲅 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用 不用亍/古化的时间, full size According to one aspect of the invention, the method is proposed. The driving method of the electronic paper 鼗 π kinds of electronic paper display first, the driving method at least includes the following steps: first, according to the first reset power (four), the first ___ voltage is driven to drive the first image + s ^ ^ according to the second Repeat. Pixels. Then, the first image is driven according to the data voltage, and the second pixel is reset in synchronization according to the first reset voltage. According to another aspect of the present invention, a seed paper display includes at least a data line, a first reset voltage line, and an electric double voltage line for transmitting a first reset voltage, and the first power magic line is used for Passing the second reset voltage. The first energy storage unit and the first P-Blocker include the first sweat-off unit ’ and the first switch unit sequentially controls the first-storage list: the second is controlled by the green η and the line. The second pixel includes a second energy storage unit and the first switch unit is controlled by the scan green for the first time - 201115535 . , 1 w: > oiofA, when the unit is electrically connected to the data line, the synchronization is connected The first reset voltage line. An energy storage unit electrical connection According to a further aspect of the invention, it is proposed that the sub-paper display comprises at least a first reset voltage electronic paper display. Electrical pixel array and drive circuit. a flute m, ', a second reset voltage line, a reset voltage voltage, and a second reset electrical view for transmitting a first re-array comprising a first pixel, a second pixel, and a reset: Voltage. The pixel two pixels and the third pixel are adjacent to each other between the first pixel, the first pixel and the third pixel. The driving circuit first simulates the second pixel in the second pixel, and drives the second pixel according to the first reset voltage according to the data. In the case of pixels, the synchronous roots are the best for the above-mentioned contents of the present invention, and the details are as follows. The special method is to improve the residual image phenomenon of the conventional electronic paper display, and the following examples (4)卩·~ phenomenon of electronic paper display sub-paper display driving method $ / ρ ρ 4 moving method. The electric-tongue is removed as follows: Step τ: First, the first pixel is driven according to the first reset voltage. No (four) brother - pixel. Then, according to the data power; drive voltage drive according to the first - reset voltage reset the first pixel when 'synchronously double display? At least the data line, the first-reset voltage line, the first value, and the data line. Money, scan lines, pixels - and pixels. The data line is pressed, and the power-wide reset voltage line is used to transmit the first-reset power line for transmitting the second reset power. The first pixel 201115535 TW5605PA . , includes a first energy storage unit and a first switching unit, and the first switching unit is controlled by the scan line to sequentially electrically connect the first energy storage unit to the first reset voltage line, and second Reset the voltage and data lines. The second pixel includes a second energy storage unit and a second switching unit, and the second switching unit is controlled by the scan lines to synchronously connect the second energy storage unit when the first energy storage unit is electrically connected to the data line. The first reset voltage line is electrically connected. Alternatively, the electronic paper display includes at least a first reset voltage line, a second reset voltage line, a pixel array, and a drive circuit. The first reset voltage line is used to pass a first reset voltage, and the second reset voltage line is used to pass a second reset voltage. The pixel array includes a first pixel, a second pixel, and a third pixel. The first pixel, the second pixel, and the third pixel are adjacent to each other and located in the same column, and the second pixel is located between the first pixel and the third pixel. The driving circuit first drives the first pixel according to the first reset voltage and the second reset voltage, and then drives the first pixel according to the data voltage, and synchronously according to the first reset voltage when driving the first pixel according to the data voltage Drive the second pixel. For the first embodiment, please refer to FIG. 4 and FIG. 5 simultaneously. FIG. 4 is a partial equivalent circuit diagram of the electronic paper display according to the first embodiment of the present invention, and FIG. 5 is a diagram showing the same according to the present invention. A partial signal timing diagram of the electronic paper display of the first embodiment. The electronic paper display 20 includes a data line 210, a reset voltage line 240, a reset voltage line 250, a scan line 220, a pixel 230a, a pixel 230b, and a pixel 230c. For convenience of explanation, Fig. 4 illustrates a 4x2 pixel array as an example. The data line 210 is used to transmit the data driving signals Source1 to Source5. For convenience of explanation, FIG. 4 only shows Sourcel and 201115535, i wd6U>pA'. The reset voltage line 240 is used to transmit the reset voltage side, and the reset voltage +VDD is to drive the pixel to display the white voltage of the white ^+VDD reset 或 or to make the electronic ΐϋ _ _ _ _ _ _ _ _ _ The electric castle-VDD system is a steady-state voltage for driving the black crystal paper to display the black pixels. The pixel shown in Fig. 4 is the fifth voltage Vcom1 or the DC common voltage Vc 〇 m2, as shown in Fig. 4: the voltage Vc 〇 of the crystal 230c, itm#M v 230 230a, the pixel 230b and the pixel 230c. Diaphragm, door
像素230a包括儲能單元2咖及開 開關單元234a受控於掃描線咖以依序 電性連接重置電壓、線240、重置電壓線25〇及^ 。 像素2·包括儲能單元及開關單元伽,且開關單 元234b係受控於掃描線220以於儲能單元如電性連接 資料線210_ ’同步地將健能單元23加電性連接重置電 壓線240。像素23Gc包括儲能單元232c及開關單元234c, 且開關單元234c受控於掃描線22〇以於儲能單元“Μ電 性連接資料線210時,同步地將儲能單元23託電性 重置電壓線240。 進一步來說,開關單元234a包括開關QlaiQ9a。 開關Qla、開關Q2a及開關Q3a係受控於掃描線22〇將資 料線210電性連接至儲能單元232a,開關Q4a、開關奶&、 開關Q6a係受控於掃描線220將重置電壓線電性連接 至儲能單兀232a。開關Q7a、開關Q8a、開關Q9a係受杵 於掃描線220將重置電壓線240電性連接至儲能單—又工 232a。開關Qla、開關Q2a、開關Q3a、開關他、開關奶& 201115535The pixel 230a includes an energy storage unit 2 and an open switch unit 234a controlled by the scan line to electrically connect the reset voltage, the line 240, the reset voltage lines 25 and ^. The pixel 2· includes an energy storage unit and a switch unit gamma, and the switch unit 234b is controlled by the scan line 220 to electrically connect the power unit to the reset voltage of the energy storage unit, such as the electrical connection data line 210_′. Line 240. The pixel 23Gc includes an energy storage unit 232c and a switch unit 234c, and the switch unit 234c is controlled by the scan line 22 to enable the energy storage unit to synchronously reset the energy storage unit 23 when the energy storage unit is electrically connected to the data line 210. The voltage line 240. Further, the switch unit 234a includes a switch QlaiQ9a. The switch Qla, the switch Q2a and the switch Q3a are controlled by the scan line 22, electrically connecting the data line 210 to the energy storage unit 232a, the switch Q4a, the switch milk & The switch Q6a is controlled by the scan line 220 to electrically connect the reset voltage line to the energy storage unit 232a. The switch Q7a, the switch Q8a, and the switch Q9a are electrically connected to the reset voltage line 240 by the scan line 220. To the energy storage list - work 232a. Switch Qla, switch Q2a, switch Q3a, switch him, switch milk & 201115535
TW5605PA 及開關Q7a例如係為N型電晶體或正電壓控制的開關,而 開關Q6a、開關Q8a及開關Q9a係為P型電晶體或負電壓 控制的開關。 開關單元234b包括開關Qlb至Q9b。開關Qlb、開關 Q2b及開關Q3b係受控於掃描線220將資料線210電性連 接至儲能單元232b ’開關Q4b、開關Q5b、開關Q6b係受 控於掃描線220將重置電壓線250電性連接至儲能單元 232b。開關Q7b、開關Q8b、開關Q9b係受控於掃描線220 將重置電壓線240電性連接至儲能單元232b。開關Qlb、 開關Q2b、開關Q3b、開關Q5b及開關Q8b係為N型電晶 體或正電壓控制的開關’開關Q4b、開關、開關Q7b 及開關Q9b係為P型電晶體或負電壓控制的開關。 開關單元234c包括開關Qlc至Q9c。開關Qlc、開關 Q2c及開關Q3c係受控於掃描線220將資料線210電性連 接至儲能單元232c ’開關Q4c、開關Q5c、開關Q6C係受 控於掃描線220將重置電壓線250電性連接至儲能單元 232c。開關Q7c、開關Q8c、開關Q9c係受控於掃描線22〇 將重置電壓線240電性連接至儲能單元232c。開關Qlc、 開關Q2c、開關Q3c、開關Q4C、開關Q6c及開關Q9c係為 N型電晶體或正電壓控制的開關,開關Q5c、開關Q7c及 開關Q8c係為P型電晶體或負電壓控制的開關。 不同於傳統電子紙顯示器以全幅活化的方式,電子紙 201115535 * 、 1 顯示器20之活化的單位是以列的方式進行。開關、開 關Q8a及開關Q9a於時間T1導通,使得重置電壓線24Q 電性連接至儲能單元232a。第一列的儲能單元232a係以 重置電壓+ VDD和共同電壓Vcom進行充電。The TW5605PA and the switch Q7a are, for example, N-type transistors or positive voltage controlled switches, and the switches Q6a, Q8a, and Q9a are P-type transistors or negative voltage controlled switches. The switch unit 234b includes switches Qlb to Q9b. The switch Qlb, the switch Q2b and the switch Q3b are controlled by the scan line 220 to electrically connect the data line 210 to the energy storage unit 232b. The switch Q4b, the switch Q5b, and the switch Q6b are controlled by the scan line 220 to reset the voltage line 250. Connected to the energy storage unit 232b. The switch Q7b, the switch Q8b, and the switch Q9b are controlled by the scan line 220 to electrically connect the reset voltage line 240 to the energy storage unit 232b. Switch Qlb, switch Q2b, switch Q3b, switch Q5b, and switch Q8b are N-type transistors or positive voltage controlled switches. Switch Q4b, switch, switch Q7b, and switch Q9b are P-type transistors or negative voltage controlled switches. The switching unit 234c includes switches Qlc to Q9c. The switch Qlc, the switch Q2c and the switch Q3c are controlled by the scan line 220 to electrically connect the data line 210 to the energy storage unit 232c. The switch Q4c, the switch Q5c, and the switch Q6C are controlled by the scan line 220 to reset the voltage line 250. Connected to the energy storage unit 232c. The switch Q7c, the switch Q8c, and the switch Q9c are controlled by the scan line 22, and electrically connect the reset voltage line 240 to the energy storage unit 232c. The switch Qlc, the switch Q2c, the switch Q3c, the switch Q4C, the switch Q6c and the switch Q9c are N-type transistors or positive voltage controlled switches, and the switches Q5c, Q7c and Q8c are P-type transistors or negative voltage controlled switches. . Unlike the conventional electronic paper display, which is activated in a full-width manner, the unit of activation of the electronic paper 201115535*, 1 display 20 is performed in a column manner. The switch, switch Q8a and switch Q9a are turned on at time T1, so that the reset voltage line 24Q is electrically connected to the energy storage unit 232a. The first column of energy storage units 232a are charged with a reset voltage + VDD and a common voltage Vcom.
開關Q4a、開關Q5a、開關Q6a、開關Q4b、開關g5b 及開關Q6b於時間T2導通,使得重置電壓線250電性連 接至儲能單元232a及儲能單元232b。第一列的儲能單元 232a及第二列的儲能單元232b係以重置電壓_VDD和共同 電壓Vcom進行充電。 開關Qla、開關Q2a、開關Q3a、開關Q7b、開關Q8b、 開關Q9b、開關Q7c、開關Q8c及開關Q9c於時間T3導通, 使得資料電壓DATA1傳遞至儲能單元232a且重置電壓線 電性連接至儲能單元232b及儲能單元232c。換言之, 田儲此單元232a根據資料電壓Datal和共同電壓vc〇in進 二充電時’第二列的儲能單元態及第三列的儲能單元 電广叫步地根據重置電壓,⑽共同電sv_進行充 驅動=電子紙顯示器2〇會以列為單位,依> 素咖、右邊的像素232a 2驗並依序將左邊的 素2咖、左邊的像去9q9 邊的像素232b、右邊的' 達成粒子活化及次姐 c、右邊的像素232c充電3次 卞活化及貝料電壓更薪,. 先根據重置電壓+VDD驅動第換"之’電子紙顯示器 重置電壓,驅動第—j所有像素2 3 G a,再根击 示器2〇根斤有像素23〇a。接著電子紙蔡 根據貝枓電壓_分_動第-列所有像素 201115535The switch Q4a, the switch Q5a, the switch Q6a, the switch Q4b, the switch g5b, and the switch Q6b are turned on at time T2, so that the reset voltage line 250 is electrically connected to the energy storage unit 232a and the energy storage unit 232b. The energy storage unit 232a of the first column and the energy storage unit 232b of the second column are charged with the reset voltage _VDD and the common voltage Vcom. The switch Qla, the switch Q2a, the switch Q3a, the switch Q7b, the switch Q8b, the switch Q9b, the switch Q7c, the switch Q8c and the switch Q9c are turned on at time T3, so that the data voltage DATA1 is transmitted to the energy storage unit 232a and the reset voltage line is electrically connected to The energy storage unit 232b and the energy storage unit 232c. In other words, the storage unit 232a according to the data voltage Data1 and the common voltage vc〇in into the second charging 'the second column of the energy storage unit state and the third column of the energy storage unit is widely called according to the reset voltage, (10) common Electric sv_ for charging drive = electronic paper display 2 〇 will be in units of columns, according to > plain coffee, right pixel 232a 2 and sequentially in the left side of the 2 coffee, the left image to the 9q9 side of the pixel 232b, On the right side, 'Achieve particle activation and the second sister c, the right pixel 232c is charged 3 times, the activation and the material voltage are more paid. First, according to the reset voltage + VDD drive the change of the 'electronic paper display reset voltage, drive The first-j all pixels 2 3 G a, and then the root strobe 2 has a pixel 23 〇 a. Then the electronic paper Cai according to the Bellow voltage _ minute _ moving the first column of all pixels 201115535
TW5605PA 230a時’同步地根據重置電壓+ Vrm ’ ' 議及驗。 D重置次二列所有像素 第二實施例 請同時參照第6圖及第7圖,筮 發明第二實施例之電子紙顯示器 堂綠不係為依照本 圖繪示係為依照本發明第二實施例效電,’第7 份信號時序圖。電子紙顯示器3〇包次、、、氏顯7^器之部 壓線,重置電壓線250、掃描 及驅動電路360。 4線⑽、像素驗至⑽p 資料線2K)用以傳遞資料驅動信號細 置電壓、線240用以傳遞重置電壓+,重置 紙穩態電壓。重置電壓線25{) 墊或一使電子 置電壓-VDDmt 用以傳遞重置電壓.,重 子紙穩態電壓。第6靜千少你、色…色電壓或-使電 同電壓Vc〇m例如為7,曰^像素33〇a至像素330p之共 直流共同電壓Vcom2 之交流共同電壓V·1或 驅動電路36〇句乜仞款m» _ 關單元364包括門關n 早70 362及開關單元364,開 位移單元362。開關〇] |±Q12。開關Q1至Ql2係受控於 240電性連接至俊去q ^間T1導通’使得重置電壓線 _驅動像素3·。電路360根據重置電壓 重置電壓線咖電mQ2於時間τ2導通,使得 重置電壓-VDD酿^ 接像素33〇a。驅動電路360根據 T3導通’使得資料^素33〇a。跟著開關Q3及Q4於時間 貝枓電«DATA1傳遞至像素33(^且重置電 201115535 ' _ 1 W^bU^PA· 電性連接至像素33〇b。驅動電路360根據資料電 蝴象素篇時,同步地根據 動像素330b。 1电厘十νυυ驅 ^著開關Q5於時間Τ4導通’使得重置電壓線25〇電 素3鳥。驅動電路_根據重置電壓_VDD驅 330b。跟著開關Q6及Q7於時 1=::傳遞至像素3継且重置電_電性連 素咖c。驅動電路根據資料電壓刪2驅動像 同步地根據重置電壓+ _驅動像素33〇c。 =,驅動電路·依序於時間T5、時間τ6及時間 驅二=壓、重置電壓-_及資料電_ 像素330c,且驅動電路36〇依序於 及時間T9根據重置電壓+ _、重 Π時間Μ _驅動像素3編。 重置電[_及資料電壓 上述流程電子峨示器3G會以像π 序驅動第一列之像素施、像素 豕^為早位’依 330d。接著電子紙顯示器位33〇c、像素 第二列之像素咖e、像素咖依序驅動 ::電子紙_3。會以像素為=3:序:素_。 之像素330i、像素33〇ΐ、後主 序驅動第三列 子紙顯亍哭川合、 象素330k、像素3301。铁後雷 、、負不益30會以像素為單位 然後電 330m、像素咖n、像素33()依序驅動第四列之像素 30依序將像素330a至33〇pH象素_ °、電子紙顯示器 料電壓更新。 3次,達成粒子活化及資 第三實施例 201115535When the TW5605PA 230a is 'synchronized according to the reset voltage + Vrm ''. D resets all pixels of the second column. Second embodiment, please refer to FIG. 6 and FIG. 7 simultaneously. The electronic paper display of the second embodiment of the invention is not in accordance with the figure. Example power, '7th signal timing diagram. The electronic paper display 3, the package, the voltage line of the display, the reset voltage line 250, the scanning and driving circuit 360. 4 lines (10), pixel verification to (10) p data line 2K) for transmitting the data drive signal fine voltage, line 240 for transmitting the reset voltage +, resetting the paper steady state voltage. Reset the voltage line 25{) pad or an electronic set voltage -VDDmt to pass the reset voltage., the heavy paper steady-state voltage. The sixth alternating voltage, the color voltage or the electric common voltage Vc〇m is, for example, 7, the AC common voltage V·1 of the common DC common voltage Vcom2 of the pixel 33〇a to the pixel 330p or the driving circuit 36 The m 乜仞 m m» _ off unit 364 includes a gate close n early 70 362 and a switch unit 364, the open displacement unit 362. Switch 〇] | ± Q12. The switches Q1 to Ql2 are controlled by the electrical connection of 240 to T1 conduction so that the reset voltage line _ drives the pixel 3·. The circuit 360 is turned on according to the reset voltage reset voltage line mQ2 at time τ2, so that the reset voltage -VDD is coupled to the pixel 33A. The drive circuit 360 is turned "on" according to T3 so that the data is 33 〇 a. Following the switches Q3 and Q4, the data is transferred to the pixel 33 (^ and the reset power 201115535 ' _ 1 W ^ bU ^ PA · is electrically connected to the pixel 33 〇 b. The drive circuit 360 is based on the data. In the case, synchronously according to the moving pixel 330b. 1 电 10 υυ υυ drive switch Q5 is turned on at time Τ 4 'so that the reset voltage line 25 〇 素 3 birds. The drive circuit _ according to the reset voltage _ VDD drive 330b. Follow The switches Q6 and Q7 are passed to the pixel 3継 at the time of 1=:: and the power is reset. The driving circuit drives the image according to the data voltage to synchronously drive the pixel 33〇c according to the reset voltage +_. =, the driving circuit is sequentially in time T5, time τ6 and time driving = voltage, reset voltage -_ and data power_pixel 330c, and the driving circuit 36 is sequentially and at time T9 according to the reset voltage + _, Repeat time Μ _ drive pixel 3 series. Reset power [_ and data voltage The above-mentioned flow electronic display 3G will drive the pixel of the first column in the order of π, the pixel 豕 ^ is early 'by 330d. Then the electron Paper display position 33〇c, pixel second column of pixel coffee e, pixel coffee sequentially drive:: electronic paper _3. will be in pixels =3: Order: Prime _. The pixel 330i, the pixel 33〇ΐ, the latter main sequence drives the third column of paper, the screaming, the pixel 330k, the pixel 3301. The iron after the thunder, the negative not beneficial 30 will be in pixels The unit then charges 330m, pixel coffee n, and pixel 33() to sequentially drive the pixels 30 of the fourth column to sequentially update the pixels 330a to 33〇pH pixel_°, the electronic paper display material voltage. 3 times, achieve particle activation and Third embodiment 201115535
TW5605PA ' τ -月同時參照第8圖及第9圖,第8圖綠示係為依照本 發明第三實施例之電子紙顯示器之部份等效電路圖,第9 圖繪示^為依照本發明第三實施例之電子紙顯示器之部 份信號時序圖。第三實施例與第二實施例不同之處在於: 驅動電路460之位移單元462及開關單元464不同於驅動 電路360之位移單元362及開關單元364。第8圖續'示之 像素330a至像素33〇p之共同電壓Vc〇m例如為第9圖繪 不之直流共同電壓Vcom2。TW5605PA ' τ - month simultaneously refers to FIG. 8 and FIG. 9 , and FIG. 8 is a partial equivalent circuit diagram of the electronic paper display according to the third embodiment of the present invention, and FIG. 9 is a diagram showing the same according to the present invention. A partial signal timing diagram of the electronic paper display of the third embodiment. The third embodiment is different from the second embodiment in that the displacement unit 462 and the switching unit 464 of the driving circuit 460 are different from the displacement unit 362 and the switching unit 364 of the driving circuit 360. The common voltage Vc 〇 m of the pixel 330a to the pixel 33 〇p shown in Fig. 8 is, for example, the DC common voltage Vcom2 which is not shown in Fig. 9.
開關Q1於時間Ή導通,使得重置電壓線24〇電性連 接至像素33〇a。驅動電路460根據重置電壓+VDD驅動像 素33〇a。接著開關Q2及Q4於時間T2導通,使得重置電 墨線250電性連接至像素3施且重置電壓線24〇電性連 ^至像素330b。驅動電路460根據重置電壓_丽驅動像 330a且根據重置電壓+ VDD驅動像素幻牝。跟著開 Q5及Q7於時間T3導通,使得資料電壓datai傳遞至 ^ 330a且重置電壓線25〇及重置電壓線24〇分別電性Switch Q1 conducts during time , such that reset voltage line 24 is electrically coupled to pixel 33A. The drive circuit 460 drives the pixel 33〇a in accordance with the reset voltage +VDD. The switches Q2 and Q4 are then turned on at time T2, such that the reset ink line 250 is electrically coupled to the pixel 3 and the reset voltage line 24 is electrically coupled to the pixel 330b. The driving circuit 460 drives the image 330a according to the reset voltage _ 丽 and drives the pixel illusion according to the reset voltage + VDD. Following the opening of Q5 and Q7 at time T3, the data voltage datai is transmitted to ^330a and the reset voltage line 25〇 and the reset voltage line 24〇 are respectively electrically
=素3施及像素330c。驅動電路伽根據資料電 A1驅動像素33()&時,同步地根據重置電壓, 動像素330b及根據重置電壓+ VDD驅動像素33〇c。 · ,著開關Q6、Q8及Q1〇於時間T4導通,使得資 ΤΑ2傳遞至像素難且重置電壓線24〇及重置電壓 :250分別電性連接至像素兕“及像素犯〇c。 ^據_壓_驅_纖時, 33〇c堅+VDD驅動像素33〇d及根據重置電壓—VDD驅動像素 12 201115535= Prime 3 applies pixel 330c. When the driving circuit 380 drives the pixels 33() & according to the data electric A1, the pixels 33b are synchronously driven according to the reset voltage, and the pixels 33〇c are driven according to the reset voltage + VDD. · The switches Q6, Q8 and Q1 are turned on at time T4, so that the transfer of the resource 2 to the pixel is difficult and the reset voltage line 24 〇 and the reset voltage: 250 are electrically connected to the pixel 兕 "and the pixel 〇 c. ^ According to _voltage_drive_fiber, 33〇c strong+VDD drives pixel 33〇d and drives pixel 12 according to reset voltage—VDD 2011 15535
• i wocnnnV 依照上遮流程電子紙顯示器4 序驅動第一列之像 像素為早位,依 33〇d。接著電子紙顯示^素330b、像素330c、像素 第二列之料33Ge /針以像素為單位,依序驅動 者吐紙顯示器30會以像素 象f 330h。 =像素咖i、像素330j、像素_、序=動第三列 子紙顯示器30會以像辛為單# 乂广'、如丨。然後電 '像素33〇η、像专】之像素 3〇依库將梅I像素 像素330ρ。電子紙 依序將像素330a至330Ρ^# ι + α '顯不盗 料電壓更新。 P充電人,達成粒子活化及資 第四實施例 照同時參照第1〇圖及第11 ®,第10圖綠示佐* 圖,第四實施例之電子紙顯示器之部份等欵電路依 圖繪示係為依照本發明第四實施例之電 /、器之部份作缺昧忘圓 子、'、氏顯 處在於:酿:轉第四實施例與第三實施例不同之 ; 驅動電路5 6 0之位蔣置^_ α 9 ;5 關°。 同於驅動電Urm 平元564不 圖〜ϋ ί 移單元似及開關單元464。第i ( 曰之乂'仙·共同電壓Vcoml。 接至^ 1T1導通’使得重置電壓線240電㈣ '、30a。驅動電路46〇根據重置電壓+VDD驅 _二==4於時間T2導通,使得重置電 根據*罢Ϊ 像素施及像素3獅。驅動電路奸 ⑽、Q5 St壓,D驅動像素論及像素議。跟著開I 及们於時間T3導通,使得資料電壓DATAl傳遞; 13 201115535• i wocnnnV drives the image of the first column according to the upper cover process of the electronic paper display. The pixels are early, according to 33〇d. Then, the electronic paper display unit 330b, the pixel 330c, and the second column of the material 33Ge/needle are in units of pixels, and the printer paper ejection display 30 sequentially displays the pixel image f 330h. = pixel coffee i, pixel 330j, pixel _, sequence = dynamic third column The paper display 30 will be like Xin Xin ##广', such as 丨. Then, the pixel of the 'pixel 33〇η, image-specific】 3 〇 库 梅 I I pixel pixel 330ρ. The electronic paper sequentially updates the pixels 330a to 330Ρ^# ι + α '. P charging person, achieving particle activation and capital. The fourth embodiment is also referred to the first drawing and the 11th, 10th, green, and the fourth embodiment of the electronic paper display. The drawing is a part of the electric/device according to the fourth embodiment of the present invention, and the display is in the following: the brewing: the fourth embodiment is different from the third embodiment; the driving circuit 5 6 0 position Chiang set ^ _ α 9 ; 5 off °. Same as the drive motor Urm Pingyuan 564 does not figure ~ ϋ ί shift unit and switch unit 464. The ith (曰 乂 '仙 common voltage Vcoml. Connect to ^ 1T1 turn on ' makes the reset voltage line 240 electric (four) ', 30a. The drive circuit 46 〇 according to the reset voltage + VDD drive _ two == 4 at time T2 Turning on, so that the reset power is based on * Ϊ Ϊ pixels applied to the pixel 3 lion. Drive circuit (10), Q5 St pressure, D drive pixel theory and pixel discussion. Follow the open I and they turn on at time T3, so that the data voltage DATAl is passed; 13 201115535
TW5605PA 像素330a且重置電璧線24〇電性’丰 330c。驅動雷钕“η 1 α — 王傢I 330b及像素 時,同步地料電㈣加驅動像素讓 接著f =置㈣層驅動像素繼及像素綠。 接耆開闕Q6、Q8及q〗0於時間 麼_2傳遞至像素3廳 導=吏仔負料電 像素咖d及像素330c。觸動電路線2i〇電^連接至 驅動像素咖b時,同步地 _^料電㈣TA2 330d及像m 置電塵’D驅動像素 依照上述流程電子紙顯示器合 序驅動第一列傻 ° θ以像素為單位,依 』像素330a'像素330b、像音qqn仇 330d。接著電子紙顯示器3〇 象素330c、像素 第二列之像素33〇e、像辛33〇f ^為早位,依序驅動 跟著電子紙顯示器二^ 之像素咖、像素33。位:依序驅動第三列 子紙顯示器30會以像素為單位=:象素_。然後電 =、像素33〇n、像素犯㈣=動第四列之像素 30依序將像素330a至33〇p象素伽厂電子紙顯示器 料電壓更新。 電3 -人,達成粒子活化及資 方法^發明上述實施例所揭露之電子㈣-m 方去使狀態變動不需全幅 电子、,氏顯不益極其驅動 間及資料更新時間。的更動進而減少粒子活化的時 綜上所述,雖然本發明 其並非用以限定本發明。本車父佳實施例揭露如上,然 知識者’在不脫離本發明之^所屬技術領域中具有通常 更動與潤飾。因此,本發明’當可作各種之 <保蠖範圍當視後附之申請專 201115535 1 _ i woou^rA' 利範圍所界定者為準。 【圖式簡單說明】 =圖緣示係為電子紙顯示器之示意圖。 圖。圖綠不係為傳統電子紙顯示器之部分等效電路 顯 圖。第3圖緣示係為傳統電子紙顯示器之部分驅動時序 示器圖依照本發明第一實施例之電子紙 示器=本發㈣實施狀電子紙顯 示器之第部照本發明第二實施例之電子紙顯 干哭=㈣不係為依照本發明第二實施例之電子紙顯 不器之部份信號時序圖。 …第8圖㈣係為依照本發明第三實施例之電子 不益之部份等效電路圖。 第9圖繪不係為依照本發明第三實施例之電子紙顯 不器之部份信號時序圖。 一第10圖紛不係為依照本發明第四例之電子紙顯 不器之部份等效電路圖。 、 一第11圖繪示係為依照本發明第四例之電子紙顯 不器之部份信號時序圖。 【主要元件符號說明】 20 30、40、50 :電子紙顯示器 201115535 TW5605PA * 120 :顯示系統上層模組 130 :共同電壓端 140 :微控制晶片或單晶片 15 0、17 0 .驅動晶片 16 0 .電源控制晶片 180 :顯示系統下層模組 186、330a〜330p :像素 182、210 :資料線 184、220 :掃描線 · 230a〜230c :像素 232a〜232c :儲能結構 234a〜234c :開關單元The TW5605PA pixel 330a and the reset power line 24 are electrically ampere 330c. When driving Thunder "η 1 α - Wang Jia I 330b and pixels, synchronously charge (4) plus drive pixels to let f = set (four) layer drive pixels followed by pixel green. Connect 阙 Q6, Q8 and q 〗 Time _2 is passed to the pixel 3 hall guide = 吏仔 negative charge electric pixel coffee d and pixel 330c. When the touch circuit line 2i 〇 ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ The electric dust 'D driving pixel according to the above-mentioned process electronic paper display sequentially drives the first column of θ θ in units of pixels, according to the pixel 330a 'pixel 330b, the image sound qqn hatred 330d. Then the electronic paper display 3 〇 pixel 330c, The pixel 33〇e of the second column of the pixel, like Xin 33〇f ^ is the early position, sequentially drives the pixel coffee and the pixel 33 of the electronic paper display. The bit: sequentially drives the third column of the paper display 30 to be in pixels. For unit =: pixel _. then electric =, pixel 33 〇 n, pixel guilty (four) = moving the fourth column of pixels 30 sequentially pixel 330a to 33 〇 p pixel gamma electronic paper display material voltage update. - human, to achieve particle activation and capital method ^ invented in the above embodiments disclosed in the electronic (four)-m square to make The present invention is not intended to limit the present invention, and the present invention is not limited to the present invention. As above, the knowledge of the present invention has a general change and refinement without departing from the technical field of the present invention. Therefore, the present invention can be used as a variety of <supplied scopes as an application for 201115535 1 _ i woou ^rA' is defined by the scope of the profit. [Simple description of the diagram] = The diagram of the diagram is a schematic diagram of the electronic paper display. The diagram green is not part of the equivalent circuit display of the traditional electronic paper display. The figure is a partial driving timing diagram of a conventional electronic paper display. The electronic paper display according to the first embodiment of the present invention is the fourth part of the electronic paper display according to the second embodiment of the present invention. Draining = (4) is not part of the signal timing diagram of the electronic paper display device according to the second embodiment of the present invention. 8 (4) is a part of the electronic benefit in accordance with the third embodiment of the present invention. effect Figure 9 is a partial timing diagram of an electronic paper display device according to a third embodiment of the present invention. A 10th drawing is not an electronic paper display device according to the fourth embodiment of the present invention. Part of the equivalent circuit diagram. Figure 11 is a partial timing diagram of the electronic paper display device according to the fourth example of the present invention. [Main component symbol description] 20 30, 40, 50: electronic paper Display 201115535 TW5605PA * 120: display system upper module 130: common voltage terminal 140: micro control wafer or single chip 150, 170. drive wafer 16 0. power control chip 180: display system lower module 186, 330a~330p : pixels 182, 210: data lines 184, 220: scan lines · 230a to 230c: pixels 232a to 232c: energy storage structures 234a to 234c: switching unit
Qla〜Q9a、Qlb〜Q9b、Qlc〜Q9c、Q1 〜Q12 :開關 360、460、560 :驅動電路 362、462、562 :位移單元 364、464、564 :開關單元Qla~Q9a, Qlb~Q9b, Qlc~Q9c, Q1~Q12: switch 360, 460, 560: drive circuit 362, 462, 562: displacement unit 364, 464, 564: switch unit
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| JP4096315B2 (en) * | 2004-08-04 | 2008-06-04 | セイコーエプソン株式会社 | Display system |
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