TWI322901B - - Google Patents
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- TWI322901B TWI322901B TW94134103A TW94134103A TWI322901B TW I322901 B TWI322901 B TW I322901B TW 94134103 A TW94134103 A TW 94134103A TW 94134103 A TW94134103 A TW 94134103A TW I322901 B TWI322901 B TW I322901B
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Description
1322901 面不同的色彩應用則可實施寫入或抹除的效果。 包括上述所列舉之兩種電子紙技術,另如以二色偶極 子擰轉球或二色性染料液晶等之電子墨水材料,此等電子 書寫面板實際顧上賴斜加電場作財能據以達成寫 入與抹除的技術,對於所訴求的低耗電功率上仍有 ; 與改善的空間。 、 【發明内容】 因此,本發明之主要目的乃在於提供—種顯示面板之 改寫方法’仙壓力寫人方式取代㈣之電場寫入 達到低耗電功率之省電效果。 為達成前揭目的,本發明所提供一種顯示面板之 方法包括有如下之步驟: 寫 15 a二提供—電子板,該電子板係具有由上而下相互疊 置:一第一面板、一電子墨水層及一 =軟性之透明面板,因此可為寫人_子板板3 = 20 提供—寫人單元,該寫人單元係不具有電性輿黑 2料’將寫人單元於該第—面板上闕 父 動作,該電子板即於受壓力處顯示所書寫寫入之 提供—㈣元件,難制元件係具有—第一及一 控制元件可透過該二輸出端組分別輸出 電場之^低電位,使該高、低電位間所形成之 電場正向作用於該電子墨水層,因此改變二 5 顯示狀態; /·移除該電場,使該電子板回復至最初之光學顯示 狀態,因此完成抹除書寫訊息之動作,抹除後之部位則可 再次施壓書寫而完成改寫之目的。 【實施方式】 以下,茲配合若干圖式列舉一較佳實施例,用以對本 發明之組成構件及功效作進-步說明,其中所用圖式之簡 要說明如下: Ί 第圖係本發明所提供第一較佳實施例之電子板結構 示意圖; 第一圖係上述較佳實施例之寫入方式示意圖; 第二圖係上述較佳實施例之抹除方式示意圖; 第四Α及四Β圖係上述較佳實施例之電子墨水層的局 部液晶分子狀態變化圖; 第五圖係上述較佳實施例之另一應用,係為一微膠囊 式電,墨水層的電子板結構示意圖; 第六圖係上述微膠囊式電子墨水層的微膠囊粒子結構 示意圖; 第七圖係本發明所提供第二較佳實施例之電子板結構 示意圖; 第八圖係上述第二較佳實施例之裝置示意圖; 第九圖係本發明所提供第三較佳實施例之裝置示意 圖。 閱第Γ至第三圖所示之本發明所提供第一較佳實 二;Π —顯7^面板改寫方法之改寫裝置卜係包括有一電 、一寫入單元2〇及一抹除單元3〇,該電子板忉係 而下依序疊置有—第—面板丨卜―電子墨水層12及一 面板13第圖參照,該第一面板11為軟性之透明面 =該,子墨水層12為具光學雙穩態躲之咖醇液晶所 ' ,第一面板13為由一透光層131及一反射層132所 f成’該透光層131為軟性之透明材質所製成,且考量材 料上的取得及製作方便上,該透光層131與第-面板U採 =相同之材質,該反射層132為反射顏料所製成,可於一 般可見光照射時反射出與其顏料色彩相同之級,因此該 電子板10之結構則使如同薄紙狀之電子紙型態;該抹除單 15 一 八有基座、一控制元件32以及一電子板擦33, «亥控制兀件32並以-第-及一第二輸出端組奶、322分 別電性連接於祕座31及電子祕33,馳低件%可 透過該二輸出端組321、322分別輸出相互有電位差之高、 低電位,該寫入單元20為不具電性及墨水顏料之書寫筆; 該改寫裝置1之改寫方法實施如下: 20 a ·提供該電子板10 ’並置於該基座31上; b .提供該寫入單元20,將寫入單元2〇於該第一面 板11上施壓進行寫入之動作,該電子板1〇即於受壓力處 顯示所書寫之訊息,第二圖參照; c ·提供該控制元件32及電子板擦33,將該電子板 13229011322901 Different color applications can be applied to write or erase. Including the two kinds of electronic paper technologies listed above, and another electronic ink material such as a two-color dipole twisting ball or a dichroic dye liquid crystal. These electronic writing panels actually take care of the electric field for energy conservation. The technique of writing and erasing is still available on the low power consumption demanded; and the space for improvement. SUMMARY OF THE INVENTION Therefore, the main object of the present invention is to provide a method for rewriting a display panel, which replaces the electric field write of (4) to achieve a power-saving effect of low power consumption. In order to achieve the foregoing, the present invention provides a method for displaying a panel comprising the steps of: writing 15 a two-providing an electronic board having top to bottom layers: a first panel, an electronic Ink layer and a = soft transparent panel, so can provide a write unit for the writer _ board 3 = 20, the writer unit does not have electrical black 2 material 'will write the unit in the first - On the panel, the electronic board displays the writing of the writing in the pressure--(4) component, and the difficult component has - the first and a control component can respectively output the electric field through the two output groups. a potential such that an electric field formed between the high and low potentials acts positively on the electronic ink layer, thereby changing the display state of the second 5; and removing the electric field to return the electronic board to the original optical display state, thus completing The action of erasing the written message, the part after the erasing can be pressed again to complete the purpose of rewriting. [Embodiment] Hereinafter, a preferred embodiment will be described with reference to a number of drawings for making a step-by-step description of the components and functions of the present invention, wherein a brief description of the drawings is as follows: Ί The drawings are provided by the present invention. The first embodiment is a schematic diagram of the writing mode of the above preferred embodiment; the second drawing is a schematic diagram of the erasing mode of the above preferred embodiment; the fourth and fourth drawing systems The liquid crystal molecular state change diagram of the electronic ink layer of the above preferred embodiment; the fifth figure is another application of the above preferred embodiment, which is a microcapsule type electrical and ink layer electronic board structure schematic diagram; The structure of the microcapsule particle structure of the above microcapsule type electronic ink layer; the seventh figure is a schematic structural view of the electronic board according to the second preferred embodiment of the present invention; and the eighth figure is a schematic view of the apparatus of the second preferred embodiment; Figure 9 is a schematic view of a device according to a third preferred embodiment of the present invention. The first preferred embodiment of the present invention is shown in the first to third figures; the rewriting device of the panel rewriting method includes an electric circuit, a writing unit 2〇, and an erasing unit 3〇. The electronic board is stacked with the first layer of the electronic ink layer 12 and a panel 13 as shown in the figure. The first panel 11 is a soft transparent surface = the sub-ink layer 12 is The optically bistable chitosan liquid crystal liquid crystal substrate is formed by a light transmissive layer 131 and a reflective layer 132, which is made of a transparent transparent material, and the material is considered. In the above, the light-transmissive layer 131 is made of the same material as the first panel U. The reflective layer 132 is made of a reflective pigment and can reflect the same level as the pigment color when it is irradiated with visible light. Therefore, the structure of the electronic board 10 is made into a thin paper-like electronic paper type; the erasing sheet 15-18 has a base, a control element 32 and an electronic eraser 33, and the «Hai control element 32 is -- And a second output end group milk, 322 are electrically connected to the secret seat 31 and the electronic secret 33, respectively % can output high and low potentials of potential difference through the two output groups 321 and 322 respectively, and the writing unit 20 is a writing pen with no electric and ink pigment; the rewriting method of the rewriting device 1 is implemented as follows: 20 a Providing the electronic board 10' and placing it on the base 31; b. Providing the writing unit 20, pressing the writing unit 2 on the first panel 11 to perform a writing operation, the electronic board 1〇 That is, the written message is displayed under pressure, and the second figure refers to; c. The control element 32 and the electronic eraser 33 are provided, and the electronic board 1322901
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色彩的光線,第四B圖參照,使電子板1〇上呈現出書寫訊 息;當然該電子板10於書寫前,可先施行步驟c、d,使除 擦33放置於所欲抹除之書寫訊紅,使該基座3i及電子 板擦33相互卿成之電場正向作帛於該 三圖參照; 至u第 α.移除該電子祕33,目此除切職該電子墨水 層12之電i:昜,完成抹除書寫訊息之動作,抹除後之部位 可再次施壓書寫而完成改寫之目的。 因此本實施例所提供以屋力寫入電場抹除之改寫方法 係利用液晶分子特性’使電子墨水層12於寫人受壓部位的 液晶分子由原本的平行取向改變輕_取向,請參閱第 四^及四B圖所示該電子墨水層12之局部液晶分子變化 狀態;因此原本電子板1G上方背景光線騎至液晶分子 與分子層關距相對應之可見級長職乎全部反射 回上方,第四A®參照’使電子板1()初始呈現為白色的板 面,當步驟b施行時,受壓部位的液晶分子則不具有反射 的特性,使電子板10上方背景光線穿過電子墨水層12到 達反射層132後’反射出與該反射層132之反光顏料同樣 去原本於該電子板10上存在的不必要雜訊。 值得一提的是,本發明所提供顯示面板改寫方法亦可 改用微膠囊式材料取代上述該電子墨水層12,請參閱第五 圖所示應用微膠囊式電泳技術之電子板40,該電子板4〇 係由上而下依序疊置有該第一面板11、一電子墨水層41及 一第二面板42,為複數個具有彈性之微膠囊41〇所製成之 8 ^,各該微義仙含有_電性相反之黑、白帶 =粒子川、412以及透明黏稠狀液體413,第六圖參昭, 因此该些帶電粒子41卜412會受電場作用影響而分佈 膠囊彻兩側’使該電子板40於施以外加電場 時 現黑、白雙面祕;纽電顿4G衫電場作用而受壓時, 由於微膠囊4H)具有彈性,使該些帶電粒子4n、412相互 混合並雜亂分佈’因此該電子板4G則於缝處呈現為里、 白混合之灰色態樣,直至施以如上述步驟e,使控制元件 32提供與該些白色帶電粒子412相反電性之電壓於該電子 板擦33,因此該電子板40之上表面則可呈現為白色的板 面。 請參閱第七及第八圖所示之本發明所提供第二較佳實 施例,為-彩色顯示面板改寫方法之改寫裝置5,係包括有 15 -電子板%、-抹除單元6〇及該寫入單元2〇,針對該電 子板50及该抹除單元6〇分別加以詳述如下: 該電子板50係由上而下依序疊置有一第一面板 5〇卜該電子墨水層12及一第二面板5〇3,第七圖參 照,該第一面板501為相隔有固定間隙之一第一電極 層51及感應層52所構成,該第二面板5〇3具有-第^電極層53、一彩色層54以及一基板55;其中, 細色層54具有複數個晝素54〇,各該晝素54〇係以 紅、綠、藍各色畫元54卜542、543所構成,該第一 電極層51^應層52及第二電極層%皆為透明且具 導電性之氧化銦踢(IndiumTin〇xide iT⑴材料所製 20 成,使該第一面板501 性面板,且該感應層52 與各該晝元541、542、 530。 為可承受施壓而發生形變之軟 及第二電極層53更為複數個 543相對應之單位電極52〇、 該抹除單元6G具有-電子板擦61以及—控制元 件62,該控制元件62係有一第一及一第二輸出端组 63、64可分別輸出相互有電位差之高、低電位,該第 -輸出端組63為以二紐節點⑶、632分別電性連 接於該電子板擦61及該第—電極層5卜該第 端組64為以三個電性節點641、料2、6幻分別電性= 接於與該些晝元⑷、542、543相對應之單位電極 530 ’該控制元件62另有一輸入端組㈣係為控制該 控制元件62與各該單位電極53()電性導通之開關,可 切換欲使該電子板所顯示之色彩。 δ玄改寫裝置5之改寫方法實施如下: a ·提供該電子板50 ; —b ·提供該控制元件62,將該輸入端组㈣切換至欲 顯不之色彩,使該色彩畫元所對應之單位電極與該控 制元件62間非電性導通; 、二 c ·提供該寫人單元2G,將該寫人單元2〇於該第一 面板训上施壓進行寫入之動作,使該電子板%於受壓力 處顯示所書寫之文字訊息及特定之該色彩; d·控制該輸入端組620使該控制元件⑺與各該單位 電極530相互電性導通,將該電子板擦㈣置於所欲抹除 2寫訊息上’使該些單位電極530與電子板擦61相互間 ^之電場正向作用於該電子墨水層12可完成抹除訊息之 —’抹除後之部位則可再依照步驟b、e所述方法書 元成改寫之目的。 窃‘ 人古因,本只施例所提供以壓力寫入之改寫方法係同時配 二電場作用’藉由該第_電極層51觸及該感應層2並 堅追下=之液晶分子,不但使受壓處液晶分子排列發生變 $ ’且受壓處之各該單位電極52G亦導通為與該第一電極 層51相同之電位,因此除了欲顯示之色彩所對應之各該單 1〇位電極520、530之間無法有電場形成,其他經電場作用後 的液晶分子騎該寫人單元2G移除後回復至平行取向的排 列,因此該電子板50於受壓力處顯示未經電場作用後的液 晶分子所對應之晝元色彩。。 。。值得-提的是’步驟d所提供之抹除方式亦可以該寫 入早7L 20再次以施壓之方式取代該電子板擦61之作用, 由於該第一電極層51觸及該感應層52,使該感應層52同 樣可獲得該第-輸出端組63產生之電位,配合該些單位電 極530獲得該第二輸出端組64產生之電位,因此可於施壓 處形成作用該電子墨水層12之電場,達到將細部書寫訊息 2〇 抹除之功用。 另咕參照第九圖所示本發明所提供之第三較佳實施 例,為上述第二較佳實施例之應用,係為以施壓抹除方式 之改寫襄置7 ’其結構大致相同於該改寫裝置5,至於所提 供之電子板70係為以一透明之彈性層%取代該感應層 1322901 【圖式簡單說明】 第圖係本發明所提供第一較佳實施例之電子板結構 示意圖; ,亡圖係上述較佳實施例之寫入方式示意圖; 5 帛二®係上雜佳實闕之抹时式示意圖; # 第四八及四B圖係上述較佳實施例之電子墨水層的局 部液晶分子狀態變化圖; 第五圖係上述較佳實施例之另—應用,係為一微膠囊 式電子墨水層的電子板結構示意圖; 1〇 帛六圖係上述_囊式電子墨水層的娜囊粒子結構 示意圖; 第七圖係本發明所提供第二較佳實施例之電子板結構 示意圖; 第八圖係上述第二較佳實施例之裝置示意圖; 15第九圖係本發明所提供第三較佳實_之裝置示意 圖。 13 1322901 %The light of the color, referenced in the fourth B, causes the electronic board 1 to present a written message; of course, the electronic board 10 can perform steps c and d before writing, so that the eraser 33 is placed on the writing to be erased. In the red, the electric field of the base 3i and the electronic eraser 33 is positively referred to as the reference of the three figures; to the uth. The electronic secret 33 is removed, in order to remove the electronic ink layer 12 Electric i: 昜, to complete the action of erasing the written message, the part after the erasing can be pressed again to complete the purpose of rewriting. Therefore, the rewriting method of the electric field erasing in the present embodiment provides the liquid crystal molecular characteristics of the electronic ink layer 12 from being changed from the original parallel orientation by the liquid crystal molecular characteristics. The liquid crystal molecules of the electronic ink layer 12 are shown in the fourth and fourth B diagrams; therefore, the background light above the original electronic board 1G rides to the visible level corresponding to the liquid crystal molecules and the molecular layer, and all of them are reflected back above, The four A® reference 'make the electronic board 1() initially appear as a white surface. When the step b is performed, the liquid crystal molecules of the pressed portion have no reflective property, so that the background light above the electronic board 10 passes through the electronic ink layer. 12 after reaching the reflective layer 132, 'reflects the same as the reflective pigment of the reflective layer 132 to the unnecessary noise originally present on the electronic board 10. It should be noted that the display panel rewriting method provided by the present invention may also replace the electronic ink layer 12 with a microcapsule material. Please refer to the electronic board 40 of the microcapsule electrophoresis technology shown in FIG. The first panel 11, the electronic ink layer 41 and the second panel 42 are stacked on top of each other, and are made of a plurality of elastic microcapsules 41, each of which is made of Weiyixian contains _electrically opposite black, leucorrhea = particle chuan, 412 and transparent viscous liquid 413, the sixth figure is shown, so the charged particles 41 412 will be affected by the electric field and distribute the capsule on both sides' When the electronic board 40 is applied with an electric field, the black and white sides are secreted; when the Newton 4G shirt is pressed by the electric field, the microcapsules 4H) have elasticity, so that the charged particles 4n and 412 are mixed with each other. The messy distribution 'therefore the electronic board 4G is in the gray state of the inner and white mixing at the slit until the step e is applied, so that the control element 32 provides a voltage opposite to the white charged particles 412. Electronic board erase 33, thus the electronic board 40 It may be presented on the surface of the white board. Referring to the second preferred embodiment of the present invention shown in the seventh and eighth embodiments, the rewriting device 5 for the color display panel rewriting method includes a 15-electronic board %, an erasing unit 6 and The writing unit 2A, the electronic board 50 and the erasing unit 6 are respectively described in detail as follows: The electronic board 50 is sequentially stacked with a first panel 5 from top to bottom to cover the electronic ink layer 12. And a second panel 5〇3, which is referred to in the seventh figure, the first panel 501 is composed of a first electrode layer 51 and a sensing layer 52 separated by a fixed gap, and the second panel 5〇3 has a -electrode a layer 53, a color layer 54 and a substrate 55; wherein the fine color layer 54 has a plurality of halogens 54, each of which is composed of red, green and blue color elements 54 542 and 543. The first electrode layer 51 and the second electrode layer are both transparent and conductive indium oxide kicks (20% made of IndiumTin〇xide iT (1) material, so that the first panel 501 is a panel, and the sensing The layer 52 and each of the units 541, 542, and 530 are softer to withstand the pressure and the second electrode layer 53 is more a plurality of 543 corresponding unit electrodes 52A, the erasing unit 6G has an electronic eraser 61 and a control element 62, the control element 62 having a first and a second output end group 63, 64 respectively outputting each other The first output group 63 is electrically connected to the electronic board eraser 61 and the first electrode group 5 by the two-node node (3) and 632, respectively, and the first end group 64 is three-electricity. Node 641, material 2, 6 phantom electrical = connected to the unit electrode 530 corresponding to the units (4), 542, 543 'The control element 62 has another input group (four) is to control the control element 62 and each The unit electrode 53 () electrically conductive switch can switch the color to be displayed on the electronic board. The rewriting method of the δ meta-writing device 5 is implemented as follows: a. providing the electronic board 50; - b · providing the control element 62, the input end group (four) is switched to the color to be displayed, so that the unit electrode corresponding to the color picture element is electrically disconnected from the control element 62; and the second c is provided to the writer unit 2G. The writing unit 2 applies pressure on the first panel to write The electronic board displays the written text message and the specific color at a pressure; d. controlling the input group 620 to electrically connect the control element (7) and each of the unit electrodes 530 to the electronic The eraser (four) is placed on the desired write-once message, so that the electric field of the unit electrode 530 and the electronic board wiper 61 is positively applied to the electronic ink layer 12 to complete the erase message--the portion after the erase Then, according to the method described in steps b and e, the book element is rewritten for the purpose of stealing the human ancient cause. The rewriting method of the pressure writing is provided by the only embodiment to simultaneously perform the two electric field action. The layer 51 touches the sensing layer 2 and catches up with the liquid crystal molecules, so that not only the alignment of the liquid crystal molecules under pressure is changed, but also the unit electrodes 52G of the pressed portions are also turned on the same as the first electrode layer 51. The electric potential is formed, so that no electric field can be formed between the single-electrode electrodes 520 and 530 corresponding to the color to be displayed, and other liquid crystal molecules subjected to the electric field are returned to the parallel orientation after being removed by the writing unit 2G. Arranged so the electronic board 50 shows the color of the element corresponding to the liquid crystal molecule after the electric field is not applied to the pressure. . . . It is worth mentioning that the erase method provided by the step d can also replace the function of the electronic eraser 61 by pressing the write 7L 20 again, since the first electrode layer 51 touches the sensing layer 52, so that the first electrode layer 51 touches the sensing layer 52. The sensing layer 52 can also obtain the potential generated by the first output terminal group 63, and the potential generated by the second output terminal group 64 can be obtained by the unit electrodes 530, so that the electronic ink layer 12 can be formed at the pressing portion. The electric field is used to erase the detailed writing information. Referring to the third preferred embodiment of the present invention as shown in the ninth embodiment, the application of the second preferred embodiment is a rewriting device 7' in a pressure-applied manner. The structure is substantially the same as The electronic device 70 is provided with a transparent elastic layer % instead of the sensing layer 1322901. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic diagram of an electronic board structure according to a first preferred embodiment of the present invention. , the death diagram is a schematic diagram of the writing mode of the above preferred embodiment; 5 帛2® system is a schematic diagram of the smear pattern; #四八和四B图 is the electronic ink layer of the above preferred embodiment The partial liquid crystal molecular state change diagram; the fifth figure is another application of the above preferred embodiment, which is a schematic diagram of an electronic board structure of a microcapsule type electronic ink layer; FIG. 7 is a schematic view showing the structure of an electronic board according to a second preferred embodiment of the present invention; FIG. 8 is a schematic view of the apparatus of the second preferred embodiment; Provide third A schematic diagram of the device. 13 1322901 %
1010
631、632、641、642、643 【主要元件符號說明】 卜5、7改寫裝置 10、40、50、70 電子板 12、41電子墨水層 131透光層 20寫入單元 31基座 321、63第一輸出端組 33、61電子板擦 411黑色帶電粒子 413液體 52感應層 53第二電極層 540晝素 542綠色晝元 55基板 620輸入端組 11、501第一面板 13、42、503 第二面板 132反射層 30、60抹除單元 32、62控制元件 322、64第二輸出端組 410微膠囊 412白色帶電粒子 51第一電極層 520、530單位電極 54彩色層 541紅色晝元 543藍色晝元 56彈性層 電性節點 14 ϊ631, 632, 641, 642, 643 [Description of main component symbols] Bu 5, 7 rewriting device 10, 40, 50, 70 Electronic board 12, 41 Electronic ink layer 131 Transmissive layer 20 writing unit 31 base 321, 321 First output group 33, 61 electronic eraser 411 black charged particles 413 liquid 52 sensing layer 53 second electrode layer 540 542 542 green unit 55 substrate 620 input group 11, 501 first panel 13, 42, 503 second Panel 132 reflective layer 30, 60 erasing unit 32, 62 control element 322, 64 second output end group 410 microcapsule 412 white charged particles 51 first electrode layer 520, 530 unit electrode 54 color layer 541 red unit 543 blue昼元56 elastic layer electrical node 14 ϊ
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TW094134103A TW200712601A (en) | 2005-09-29 | 2005-09-29 | Rewrite method for display panels |
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TW094134103A TW200712601A (en) | 2005-09-29 | 2005-09-29 | Rewrite method for display panels |
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TW200712601A TW200712601A (en) | 2007-04-01 |
TWI322901B true TWI322901B (en) | 2010-04-01 |
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TWI368077B (en) | 2007-04-27 | 2012-07-11 | Ind Tech Res Inst | Color cholesteric liquid crystal display devices and driving methods thereof |
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