TW201126244A - Pixel array substrate and liquid crystal display - Google Patents

Pixel array substrate and liquid crystal display Download PDF

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Publication number
TW201126244A
TW201126244A TW99101524A TW99101524A TW201126244A TW 201126244 A TW201126244 A TW 201126244A TW 99101524 A TW99101524 A TW 99101524A TW 99101524 A TW99101524 A TW 99101524A TW 201126244 A TW201126244 A TW 201126244A
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Taiwan
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liquid crystal
trunk
crystal display
degrees
display device
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TW99101524A
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Chinese (zh)
Inventor
Chien-Hong Chen
Ching-Che Yang
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Chi Mei Optoelectronics Corp
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Priority to TW99101524A priority Critical patent/TW201126244A/en
Publication of TW201126244A publication Critical patent/TW201126244A/en

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Abstract

A pixel array substrate and a liquid crystal display are provided. The pixel array substrate has a plurality of pixel electrodes. Each pixel electrode has a first trunk, a second trunk and a plurality of branches. The first trunk is vertical to the second trunk and defines four quadrants together. Each branch is connected to the first trunk or the second trunk. When a ratio of a length of the first trunk to a length of the second trunk is X, with the second trunk as a datum, orientation angles of the branches in the quadrants are (45-0.3X2+3.9X-3.6) DEG, (135+0.3X2-3.9X+3.6) DEG, (225-0.3X2+3.9X-3.6) DEG and (315+0.3X2-3.9X+3.6) DEG in sequential.

Description

201126244 P090140ALZ1TW 33270twf.doc/n 六、發明說明: 【發明所屬之技術領域】 本發明是有關於一種陣列基板及顯示装置,且特別是 有關於一種晝素陣列基板及液晶顯示裝置。 【先前技術】 針對多媒體社會之急速進步,多半受惠於半導體元件 或顯示裝置的飛躍性進步。就顯示裝置而言,具有高書質、 空間利用效率佳、低消耗功率、無輻射等優越特性之薄膜 電晶體液晶顯示裝置(Thin Film Transistor Liquid CrystalBACKGROUND OF THE INVENTION 1. Field of the Invention This invention relates to an array substrate and a display device, and more particularly to a halogen array substrate and a liquid crystal display device. [Prior Art] For the rapid advancement of the multimedia society, most of them have benefited from the dramatic advancement of semiconductor components or display devices. Thin film transistor liquid crystal display device (Thin Film Transistor Liquid Crystal) with superior characteristics such as high book quality, good space utilization efficiency, low power consumption, and no radiation

Display ’ TFT-LCD)已逐漸成為市場之主流。 近來,部分液晶顯示裝置的畫素電極會設計為米字 形。同時,不論每個晝素電極的長寬比為何,米字形的晝 素電極的四個象限的分支的方位角都依序固定為45度了 135度、225度與315度。然而,當晝素電極的長寬比不是 1的時候,晝素電極的這些>支所產生的邊⑨電場施加在 液晶分子上的合力將不會平行於這些分支。如此一來,將 使液晶顯示裝置的穿透率下降。 【發明内容】 本發明提供一種晝素陣列基板,可解決液晶分子的倒 向不理想的問題。 本發明提供一種液晶顯示裝置,可解決穿透率不佳的 問題。 201126244 r^vn^zlTW 33270twf.doc/n 本發明的晝素陣列基板具有多個晝素電極。各晝素電 極f有一第一主幹、一第二主幹以及多個分支。第-主幹 與第二主幹互相垂直而定義出四個象限。各分支連接第— 主幹或第二主幹。當第一主幹的長度與第二主幹的長度的 比值為X時,以第二主幹為基準,各象限的分支的方位角 依序為(45-0.3X2+3.9X-3.6)度、(135+〇.3χ2-3 9χ+3 6)度、Display ’TFT-LCD has gradually become the mainstream of the market. Recently, the pixel electrodes of some liquid crystal display devices are designed in a square shape. At the same time, regardless of the aspect ratio of each elemental electrode, the azimuths of the four quadrant branches of the m-shaped bismuth electrode are sequentially fixed at 45 degrees 135 degrees, 225 degrees and 315 degrees. However, when the aspect ratio of the halogen electrode is not 1, the resultant force generated by these > branches of the halogen electrode will exert a resultant force on the liquid crystal molecules which will not be parallel to these branches. As a result, the transmittance of the liquid crystal display device is lowered. SUMMARY OF THE INVENTION The present invention provides a halogen matrix substrate which can solve the problem that the liquid crystal molecules are not ideally reversed. The present invention provides a liquid crystal display device which can solve the problem of poor transmittance. 201126244 r^vn^zlTW 33270twf.doc/n The halogen matrix substrate of the present invention has a plurality of halogen electrodes. Each of the halogen electrodes f has a first trunk, a second trunk, and a plurality of branches. The first-trunk and the second trunk are perpendicular to each other to define four quadrants. Each branch connects the first trunk or the second trunk. When the ratio of the length of the first trunk to the length of the second trunk is X, the azimuth of the branches of each quadrant is (45-0.3X2+3.9X-3.6) degrees, (135) based on the second trunk. +〇.3χ2-3 9χ+3 6) degrees,

(225-0.3Χ2+3·9Χ-3.6)度與(315+0.3Χ2-3·9Χ+3顺。X 本發明的液晶顯示面板包括前述的晝素陣列基板、一 對向基板以及一液晶層。對向基板具有面向晝素陣列基板 之一共用電極。液晶層配置於共用電極與畫素電極之間。 在本發明之晝素陣列基板及液晶顯示裝置的一實施 例中’畫素陣列基板更具有多條掃聪線、多條資料線與多 個主動元件。各主動元件由對應之掃瞄線驅動。各晝素電 極電性連接對應之主動元件以接收對應之資料線所傳輸之 •虎。此外,各主動元件例如是電性連接多個晝素電極。 在本發明之液晶顯示裝置的一實施例中,液晶顯示裝 置更包括-液晶敎聚合物層,配置於制電極與晝素電 極至少其中之一上並接觸液晶層。 在本發明之液晶顯示裳置的一實施例中,液晶顯示裝 置更包括-彩色遽光層’g&置於畫素陣列基板或對向基板。 在本發明之液晶顯示裳置的一實施例中,液晶顯示裝 更包括光餘。晝鱗列基板與對向基板配置於背 光模組上。 基於上述,在本發明的晝素陣列基板及液晶顯示裝置 201126244 P090140ALZ1TW 33270twf.doc/n 中,晝素電極的分支的方位角會依據晝素電極的長寬比做 調整,可提升液晶顯示裝置的穿透率而改善顯示品質。 為讓本發明之上述特徵和優點能更明顯易懂,下文特 舉實施例’並配合所附圖式作詳細說明如下。 【實施方式】 圖1為本發明一實施例之液晶顯示裝置的局部剖示 圖。請參照圖1,本實施例之液晶顯示裝置1000包括一晝 素陣列基板1100、一對向基板1200與一液晶層13〇〇。晝 素陣列基板1100具有多個晝素電極1110,圖1中略以單 層表示多個畫素電極1110。對向基板1200具有面向畫素 陣列基板1100之一共用電極1210。此外,本實施例之晝 素陣列基板1100上可配置一配向層1190,而對向基板12〇〇 上可配置一配向層1220。配向層1220覆蓋共用電極1210 且靠近液晶層1300,配向層1190覆蓋晝素電極111〇且靠 近液晶層1300。液晶層1300配置於晝素陣列基板11〇〇的 晝素電極1110與對向基板1200的共用電極1210之間。若 液晶顯示裝置1000採用穿透式或半穿透半反射式設計,則 可更包括一背光模組1500以提供面光源’而晝素陣列基板 1100與對向基板1200配置於背光模組1500上。 另外’液晶顯示裝置1000可更包括一彩色濾光層 1400。彩色濾光層1400可包括一黑矩陣1410與多個彩色 濾光膜1420。彩色濾光膜1420位於黑矩陣1410的開口。 本實施例之彩色濾光層1400是以配置於晝素陣列基板 1100為例’但彩色濾光層1400也可配置於對向基板1200。 201126244 P090140ALZ1TW 33270twf.doc/n 本實施例之液晶顯示裝置1000更包括兩個液晶穩定 聚合物層1306,配置於共用電極1210與晝素電極111〇上 並接觸液晶層1300。然而,液晶顯示裝置1〇〇〇也可僅有 一個液晶穩疋聚合物層1306’且可配置於共用電極121〇 或晝素電極1110上。 在形成液晶穩定聚合物層1306時’可先在液晶層13〇〇 内均勻地換雜多個反應基單體(未繪示),這些反應基單 體經由聚合處理後會形成液晶穩定聚合物層13〇6於晝素 陣列基板1100及/或對向基板1200之表面。在聚合處理的 過程中,可經由晝素電極1110與共用電極丨21〇施加電場 於液晶層1300,以使液晶層1300的液晶分子依照所產生 的電場而傾倒’同時利用照射紫外線、加熱或其他適當方 式使反應基單體聚合為液晶穩定聚合物層1306。其中,聚 合反應基單體的方式是依所使用的反應基單體的材料特性 而定。如此一來,聚合後之反應基單體附近的液晶分子將 保持在反應基單體聚合時的傾倒角度。液晶穩定聚合物層 1306有助於增加配向層1220與配向層1190對於液晶層 1300之液晶分子的錯定力,故可穩定液晶分子的傾倒方 向,並提升液晶分子的反應速度。藉此,共用電極1210 上可不需要形成任何圖案而是全面覆蓋在對向基板1200 上。如此,液晶顯示裝置1000可具有更高之穿透率,並具 有更快的反應速度以改善殘影現象。 當液晶穩定聚合物層1306在施加電壓的情況下形成 在配向層1220與配向層1190的表面時,會大致上順著晝 201126244 140ALZ1TW 33270twf.doc/n 素電極1110(稍後進一步說明)暗示的傾倒方向而形成聚 合結構。因此’當施加於液晶層1300的電場消失後,配向 層1220與配向層1190上的液晶穩定聚合物層13〇6會快速 將液晶分子拉回預定之方位’進而協助液晶層13〇〇的液晶 刀子快速進彳于下久的反應。如此一來,即進一步縮短了 液晶分子的反應時間,並更進一步改善殘影現象。藉由液 晶穩定聚合物層1306的幫助可以較低的成本達成 配向效果,因此可降低整個液晶顯示裝置1〇〇〇的製造成(225-0.3Χ2+3·9Χ-3.6) degrees and (315+0.3Χ2-3·9Χ+3 cis. X The liquid crystal display panel of the present invention comprises the aforementioned halogen matrix substrate, a pair of substrates and a liquid crystal layer The opposite substrate has a common electrode facing the pixel array substrate. The liquid crystal layer is disposed between the common electrode and the pixel electrode. In an embodiment of the pixel array substrate and the liquid crystal display device of the present invention, the pixel array substrate The utility model has a plurality of scanning lines, a plurality of data lines and a plurality of active components, wherein each active component is driven by a corresponding scanning line, and each of the halogen electrodes is electrically connected to the corresponding active component to receive the corresponding data line and transmitted. In addition, each active device is electrically connected to a plurality of halogen electrodes. In an embodiment of the liquid crystal display device of the present invention, the liquid crystal display device further includes a liquid crystal germanium polymer layer disposed on the electrode and the halogen At least one of the electrodes is in contact with the liquid crystal layer. In an embodiment of the liquid crystal display panel of the present invention, the liquid crystal display device further comprises a color light-emitting layer 'g& disposed on the pixel array substrate or the opposite substrate. The invention In an embodiment in which the crystal display is disposed, the liquid crystal display device further includes a light residue. The scale column substrate and the opposite substrate are disposed on the backlight module. Based on the above, the pixel array substrate and the liquid crystal display device of the present invention are 201126244 P090140ALZ1TW In 33270twf.doc/n, the azimuth of the branch of the halogen electrode is adjusted according to the aspect ratio of the halogen electrode, which can improve the transmittance of the liquid crystal display device and improve the display quality. To make the above features and advantages of the present invention BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a partial cross-sectional view showing a liquid crystal display device according to an embodiment of the present invention. The liquid crystal display device 1000 of the present embodiment includes a halogen array substrate 1100, a pair of substrates 1200 and a liquid crystal layer 13. The halogen array substrate 1100 has a plurality of halogen electrodes 1110, which are represented by a single layer in FIG. a pixel electrode 1110. The counter substrate 1200 has a common electrode 1210 facing the pixel array substrate 1100. In addition, an alignment layer 1190 can be disposed on the pixel array substrate 1100 of the embodiment. An alignment layer 1220 can be disposed on the opposite substrate 12. The alignment layer 1220 covers the common electrode 1210 and is adjacent to the liquid crystal layer 1300. The alignment layer 1190 covers the pixel electrode 111 and is adjacent to the liquid crystal layer 1300. The liquid crystal layer 1300 is disposed on the pixel. Between the pixel electrode 1110 of the array substrate 11 and the common electrode 1210 of the opposite substrate 1200. If the liquid crystal display device 1000 adopts a transmissive or transflective design, the backlight module 1500 may be further included. The surface light source is provided, and the pixel array substrate 1100 and the opposite substrate 1200 are disposed on the backlight module 1500. Further, the liquid crystal display device 1000 may further include a color filter layer 1400. The color filter layer 1400 can include a black matrix 1410 and a plurality of color filter films 1420. The color filter film 1420 is located at the opening of the black matrix 1410. The color filter layer 1400 of the present embodiment is exemplified as being disposed on the pixel array substrate 1100. However, the color filter layer 1400 may be disposed on the counter substrate 1200. 201126244 P090140ALZ1TW 33270twf.doc/n The liquid crystal display device 1000 of the present embodiment further includes two liquid crystal stabilizing polymer layers 1306 disposed on the common electrode 1210 and the halogen electrode 111A and contacting the liquid crystal layer 1300. However, the liquid crystal display device 1 may have only one liquid crystal stabilization polymer layer 1306' and may be disposed on the common electrode 121A or the halogen electrode 1110. When the liquid crystal stabilizing polymer layer 1306 is formed, a plurality of reactive group monomers (not shown) may be uniformly substituted in the liquid crystal layer 13 ,, and the reactive group monomers may form a liquid crystal stabilizing polymer after polymerization treatment. The layer 13〇6 is on the surface of the halogen array substrate 1100 and/or the counter substrate 1200. During the polymerization process, an electric field may be applied to the liquid crystal layer 1300 via the halogen electrode 1110 and the common electrode 丨 21 , to cause the liquid crystal molecules of the liquid crystal layer 1300 to be poured according to the generated electric field while using ultraviolet rays, heating, or the like. The reactive monomer is polymerized into a liquid crystal stabilizing polymer layer 1306 in a suitable manner. Among them, the manner of polymerizing the reactive group monomer depends on the material properties of the reactive group monomer used. As a result, the liquid crystal molecules in the vicinity of the reactive monomer after the polymerization will maintain the tilting angle at the time of polymerization of the reactive monomer. The liquid crystal stabilizing polymer layer 1306 contributes to an increase in the misalignment force of the alignment layer 1220 and the alignment layer 1190 with respect to the liquid crystal molecules of the liquid crystal layer 1300, so that the tilting direction of the liquid crystal molecules can be stabilized, and the reaction speed of the liquid crystal molecules can be improved. Thereby, the common electrode 1210 does not need to form any pattern but is entirely covered on the opposite substrate 1200. Thus, the liquid crystal display device 1000 can have a higher transmittance and a faster reaction speed to improve the image sticking phenomenon. When the liquid crystal stabilizing polymer layer 1306 is formed on the surface of the alignment layer 1220 and the alignment layer 1190 under application of a voltage, it will substantially follow the 昼201126244 140ALZ1TW 33270twf.doc/n electrode 1110 (described further later). The direction of the pouring is to form a polymeric structure. Therefore, when the electric field applied to the liquid crystal layer 1300 disappears, the alignment layer 1220 and the liquid crystal stabilizing polymer layer 13〇6 on the alignment layer 1190 rapidly pull the liquid crystal molecules back to a predetermined orientation, thereby assisting the liquid crystal layer 13〇〇. The knife quickly enters the next reaction. As a result, the reaction time of the liquid crystal molecules is further shortened, and the image sticking phenomenon is further improved. By the aid of the liquid crystal stabilizing polymer layer 1306, the alignment effect can be achieved at a lower cost, so that the entire liquid crystal display device 1 can be reduced in manufacturing.

本實施例的液晶顯示裝置1000還更包 =10與一偏振片162〇。偏振片161〇配置於對向基板U㈨ 退離液晶層1300之表面上,亦即偏振片161〇與液晶層 1300分別位於對向基板12〇〇的兩個相對表面上。偏振片曰 1620配置於晝素陣列基板簡遠離液晶層簡之表面,The liquid crystal display device 1000 of the present embodiment further includes =10 and a polarizing plate 162A. The polarizing plate 161 is disposed on the surface of the opposite substrate U (9) which is separated from the liquid crystal layer 1300, that is, the polarizing plate 161 and the liquid crystal layer 1300 are respectively located on opposite surfaces of the opposite substrate 12A. The polarizer 曰 1620 is disposed on the surface of the halogen array substrate, which is away from the surface of the liquid crystal layer.

振片162G與液晶層13GG分別位於晝素陣列基板 ,兩個相對表面上。偏振片關與偏振片Μ如 t線偏料,且配置方式是讓兩相穿賴互相正交。 s ^片161G與偏振片_也可以都是圓偏振片。 顏-為圖1之液晶顯示裝置的晝素㈣基板的局部上 極2,畫素陣列基板_的每個晝素電 個分支主幹Β110、一個第二主幹Β120與多 二主幹B12G I個分支Μ%都連接第—主幹叫〇或第 相垂C主幹B110與第二主幹助實質上互 呈米個象限。每個晝素電極⑽的圖案大致 卡子形。當第-主幹B110的長度Ll〇與第二 201126244 i w/vjlZ 1TW 33270twf.doc/n 的長度L20的比值為X時,以第二主幹B120為基準,各 象限的分支B130的方位角依序為(45-〇·3Χ2+3·9Χ-3.6)度、 (135+0.3Χ2_3.9Χ+3.6)度、(225-0.3Χ2+3·9Χ-3·6)度與 (315+0·3Χ2-3.9Χ+3.6)度。應注意的是,此處所指的分支 Β130的方位角可容許一定的誤差值,此誤差值例如是±15 度。當製程精度較高時,分支Β130的方位角可容許的誤 差值可以是±1度。此外,圖2中各分支Β130的方位角與 比值X並未完全依照比例繪製,僅用於表示晝素電極111〇 的概略圖案。 舉例而言’當時,四個象限的分支Β130的方位 角依序為45度、135度、225度與315度。當χ=2時,四 個象限的分支Β130的方位角依序約為48度、132度、228 度與312度。當χ=6時’四個象限的分支Β130的方位角 依序約為54度、126度、234度與306度。分支Β130的 方位角的5吳差值例如是±1.5,或者是±1度。 經由實驗證明,將分支Β130的方位角根據上述算式 及第一主幹Β110的長度L10與第二主幹Β120的長度L20 的比值做調整後,這些分支Β130所產生的邊際電場施加 在四個象限的液晶分子上的合力的方位角可大致保持在 45度、135度、225度與315度。如此一來,即可讓圖 之液晶顯示裝置1000得到較佳的穿透率。 请再參照圖2’本實施例的晝素陣列基板11〇〇可更具 有多條掃瞄線1130、多條資料線1140及多個主動元件115〇 與1160 ’但圖2中僅繪示一條資料線114〇。各主動元件 201126244 ^uyui4uALZlTW 33270twf.doc/n 1150由對應之掃瞄線1130驅動。各晝素電極丨11〇電性 接對應之主動元件1150,以接收對應之資料線114〇 輸之訊號。 吓1寻 一圖3是本發明另一實施例的晝素陣列基板的局部上 示意圖。請參照目3,本實施例與圖2的實_相似 異在於本實施例的每個主動元件215〇是電性連接晝辛 極2112與晝素電極2114。在其他實施例中,每個^&元 件也可電性連接更多個畫素電極。畫素電極2112與晝素電 極2114的分支的方位角同樣以前一實施例的方式決里定',故 同樣可讓制本實關之晝鱗列基板m顯示裝置 到較佳的穿透率。 在驅動晝素陣列基板時,是輸入不同大小的驅動電壓 =晝素電極2m與晝素電極21M,以產生不同大小的電 场來驅動液晶分子。具體而言,晝素電極2112與晝素電極 2114在第-個時序中是輸人相同的驅動電壓,在下一個時 序中旦素电極2114的驅動電壓會被調整而與晝素電極 =2的驅動電壓存在些微差異,卿畫素電極2ii2與晝 素電極2114以不同的驅動電墨驅動液晶分子顯示同一個 原始影像訊號。因此’被畫素電極2112與晝素電極2114 ,動^液晶分子在傾倒程度上會有些微差異。如此,使用 在單一視角Μ看顯示晝面時,晝素電極2112所對應區域 ^透光率會與晝素電極2114所對顧域的透光率有些微 異^此差財助於解決可能存在的色偏與色飽和度不足 、問題。另外,晝素電極2112與畫素電極2114的大小與 201126244 ruyu ι^υ/vuZl TW 33270twf.doc/n 長寬比不一定會相同,而晝素電極2U2與畫素電極21l4 的分支的純肖也就可能隨之;^同。本實施_設計是以 讓連接到同-個主動元件215G的畫素電極2ΐι2與晝素電 極2114的驅動電壓在相鄰兩個時序中產生些微差異,但在 其匕貫施例中也可直接在同一時序中直接輸入不同的驅動 電壓於連翻同-個絲元件的兩健素電極。在此所述 使驅動畫素電極2112與晝素電極2114的電壓產生些微差 異的結構與方法僅為舉例說明,但本發明不限定於此。 絲上所述,在本發明的晝素陣列基板及液晶顯示裝置 中,晝素電極的分支的方位角是依據晝素電極的長寬比而 決定、。因此,可確保晝素電極的分支魅生的邊際電場施 加在液晶分子上的合力在理想方向上,以提升液晶顯示裝 置的穿透率而改善顯示品質。 i 雖然本發明已以實施例揭露如上,然其並非用以限定 本發明,任何所屬技術領域中具有通常知識者,在不脫離 本發明之精神和範圍内,當可作些許之更動與潤飾,故本 發明之保護範圍當視後附之申請專利範圍所界定者為準。 【圖式簡單說明】 圖1為本發明一實施例之液晶顯示裝置的局部剖示 圖。 、圖2為圖1之液晶顯示裝置的晝素陣列基板的局部上 視示意圖。 圖3是本發明另一實施例的晝素陣列基板的局部上視 10 33270twf.doc/n 201126244 r \jy\j 1 wALZITW 示意圖。 【主要元件符號說明】 1000 :液晶顯示裝置 1100 :晝素陣列基板 1110、2112、2114 :晝素電極 1130 :掃瞄線 1140 :資料線 • 1150、2150 :主動元件 1190 :配向層 1200 :對向基板 1210 :共用電極 1220 ··配向層 1300 :液晶層 1306 :液晶穩定聚合物層 1400:彩色濾光層 φ 1410:黑矩陣 1420 :彩色濾光膜 1500 :背光模組 1610、1620 :偏振片 B110 :第一主幹 B120 :第二主幹 B130 :分支 L10 :第一主幹的長度 L20 :第二主幹的長度The diaphragm 162G and the liquid crystal layer 13GG are respectively located on the two sides of the pixel array substrate. The polarizer is closed with a polarizer such as a t-line, and is arranged such that the two phases are orthogonal to each other. The s ^ sheet 161G and the polarizing plate _ may also be circular polarizing plates.颜- is the local upper pole 2 of the halogen (four) substrate of the liquid crystal display device of Fig. 1, each of the pixel base trunks 110 of the pixel array substrate _, one second trunk Β120 and two second trunks B12G I branches Μ % is connected to the first-trunk caller or the first-phase C-trunk B110 and the second main help are substantially in a quadrant. The pattern of each of the halogen electrodes (10) is substantially clip-shaped. When the ratio of the length L1 of the first trunk B110 to the length L20 of the second 201126244 iw/vjlZ 1TW 33270twf.doc/n is X, the azimuth of the branch B130 of each quadrant is sequentially based on the second trunk B120. (45-〇·3Χ2+3·9Χ-3.6) degrees, (135+0.3Χ2_3.9Χ+3.6) degrees, (225-0.3Χ2+3·9Χ-3·6) degrees and (315+0·3Χ2- 3.9Χ+3.6) degrees. It should be noted that the azimuth of the branch Β 130 referred to herein may tolerate a certain error value, which is, for example, ±15 degrees. When the process accuracy is high, the allowable error of the azimuth of the branch Β 130 may be ±1 degree. Further, the azimuth angle and the ratio X of each of the branches 130 in Fig. 2 are not drawn to scale, and are only used to represent a schematic pattern of the pixel electrode 111A. For example, at that time, the azimuth angles of the four quadrant branches 130 were sequentially 45 degrees, 135 degrees, 225 degrees, and 315 degrees. When χ = 2, the azimuth angles of the four quadrant branches Β 130 are approximately 48 degrees, 132 degrees, 228 degrees, and 312 degrees. When χ = 6, the azimuth angles of the four quadrant branches Β 130 are approximately 54 degrees, 126 degrees, 234 degrees, and 306 degrees. The difference of the azimuth of the branch Β 130 is, for example, ±1.5, or ±1 degree. It has been experimentally proved that the azimuth angle of the branch Β130 is adjusted according to the above formula and the ratio of the length L10 of the first trunk 110 to the length L20 of the second trunk 120, and the marginal electric field generated by the branch Β130 is applied to the liquid crystal of four quadrants. The azimuth of the resultant force on the molecules can be maintained at approximately 45 degrees, 135 degrees, 225 degrees, and 315 degrees. In this way, the liquid crystal display device 1000 of the figure can be made to have a better transmittance. Referring to FIG. 2 again, the pixel array substrate 11 of the present embodiment may further have a plurality of scan lines 1130, a plurality of data lines 1140, and a plurality of active elements 115A and 1160'. The data line 114〇. Each active component 201126244 ^uyui4uALZlTW 33270twf.doc/n 1150 is driven by the corresponding scan line 1130. Each of the pixel electrodes 11 is electrically connected to the corresponding active component 1150 to receive the signal of the corresponding data line 114. Figure 3 is a partial schematic view of a halogen array substrate according to another embodiment of the present invention. Referring to FIG. 3, this embodiment is similar to the real one of FIG. 2 in that each active device 215A of the present embodiment is electrically connected to the germanium electrode 2112 and the pixel electrode 2114. In other embodiments, each of the ^& elements can also be electrically connected to more pixel electrodes. The azimuth angle of the branch of the pixel electrode 2112 and the halogen electrode 2114 is the same as that of the previous embodiment, so that the display device of the present embodiment can be made to have a better transmittance. When the pixel array substrate is driven, driving voltages of different sizes = halogen electrode 2m and halogen electrode 21M are input to generate electric fields of different sizes to drive liquid crystal molecules. Specifically, the halogen electrode 2112 and the halogen electrode 2114 are the same driving voltage in the first timing, and the driving voltage of the denier electrode 2114 is adjusted in the next timing with the halogen electrode=2. There is a slight difference in the driving voltage, and the smectic electrode 2ii2 and the halogen electrode 2114 drive the liquid crystal molecules to display the same original image signal with different driving inks. Therefore, the pixel electrode 2112 and the halogen electrode 2114 have slightly different degrees of tilting. Thus, when the display surface is viewed from a single viewing angle, the transmittance of the region corresponding to the pixel electrode 2112 is slightly different from the transmittance of the pixel electrode 2114. This difference may help solve the possible existence. The color shift and color saturation are insufficient and the problem. In addition, the size of the pixel electrode 2112 and the pixel electrode 2114 is not necessarily the same as the length ratio of the 201126244 ruyu ι^υ/vuZl TW 33270twf.doc/n, and the branch of the pixel electrode 2U2 and the pixel electrode 21l4 is pure. It may be followed; ^ the same. The present embodiment is designed such that the driving voltages of the pixel electrodes 2ΐ2 and the pixel electrodes 2114 connected to the same active element 215G are slightly different in the adjacent two timings, but in their respective embodiments, they are also directly In the same sequence, different driving voltages are directly input to the two smart electrodes of the same-wire component. The structure and method for slightly differentiating the voltage of the driving pixel electrode 2112 from the pixel electrode 2114 are merely illustrative, but the present invention is not limited thereto. As described above, in the halogen substrate and the liquid crystal display device of the present invention, the azimuth angle of the branch of the halogen electrode is determined in accordance with the aspect ratio of the halogen electrode. Therefore, it is possible to ensure that the resultant electric force applied to the liquid crystal molecules by the branching electric field of the halogen electrode is in an ideal direction to improve the transmittance of the liquid crystal display device and improve the display quality. Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention, and those skilled in the art can make some modifications and refinements without departing from the spirit and scope of the invention. Therefore, the scope of the invention is defined by the scope of the appended claims. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a partial cross-sectional view showing a liquid crystal display device according to an embodiment of the present invention. 2 is a partial top plan view of a pixel array substrate of the liquid crystal display device of FIG. 1. 3 is a partial top view of a pixel array substrate according to another embodiment of the present invention. FIG. 3 is a schematic diagram of a partial top view of a pixel array substrate. [Description of main component symbols] 1000: Liquid crystal display device 1100: Alizarin array substrate 1110, 2112, 2114: Alizarin electrode 1130: Scanning line 1140: Data line • 1150, 2150: Active device 1190: Alignment layer 1200: Alignment Substrate 1210: common electrode 1220 · aligning layer 1300: liquid crystal layer 1306: liquid crystal stabilizing polymer layer 1400: color filter layer φ 1410: black matrix 1420: color filter film 1500: backlight module 1610, 1620: polarizing plate B110 : First trunk B120: Second trunk B130: Branch L10: Length of the first trunk L20: Length of the second trunk

Claims (1)

201126244 .Z,1TW 33270twf.doc/n 七、申請專利範圍: 畫素i極:ί素陣列基板,具有多個晝素電極,其中各該 —第一主幹; 而二主幹,其令該第一主幹與該第二主幹互相垂直 而疋義出四個象限;以及 祁至直 力支’各該分支連麟第-請或該第二主幹, —主幹的長度與該第二主幹的長度的比值為X時, 為(4^3^幹為基準,各該象限的該些分支的方位角依序 (22 0 ^ 3.9X-3.6)度、(_.奶· d〇.3X +3·9Χ·3.6)度與(315边3χ2_3 9χ+3 6)度。 有多^申請專利範圍第1項所述之晝素陣列基板,更具 件由線、多條資料線與多個主動元件,各該主動元 該主動ί該掃目苗線驅動,各該畫素電極電性連接對應之 ,凡件以接收對應之該資料線所傳輸之訊號。 各該主t申清專利範圍第2項所述之晝素陣列基板,其中 兀件電性連接多個該些晝素電極。 .種液晶顯示裝置,包括: 電極=素陣列基板’具有多個晝素電極,其中各該畫素 —第一主幹; —第二主幹,其中該第一主幹與該第二主幹互相 垂直而定義出四個象限;以及 多個分支,各該分支連接該第一主幹或該第二主 12 201126244 ^ ^wi-tvALZITW 33270twf.doc/n 幹,當該第一主幹的長度與該第二主幹的長度的比值 為X時,以該第二主幹為基準,各該象限的該些分支 的方位角依序為(45-〇·3Χ2+3·9Χ-3.6)度、 (135+0.3Χ2—3.9Χ+3.6)度、(225-〇.3Χ2+3·9Χ-3.6)1 與 (315+0.3Χ2-3.9Χ+3·6)度; “ —對向基板,具有面向該晝素陣列基板之一共用電 極;以及 ’、电 一液晶層,配置於該共用電極與該些晝素電極之間。 φ 5.如申請專利範圍第4項所述之液晶顯示裝置,更具 有多條掃瞄線、多條資料線與多個主動元件,各該主動元 件由對應之該掃瞄線驅動,各該晝素電極電性連接對應之 該主動元件以接收對應之該資料線所傳輸之訊號。 6’如申明專利範圍第5項所述之液晶顯示裝置,其中 各5亥主動元件電性連接多個該些晝素電極。 7.如申請專利範圍第4項所述之液晶顯示裝置,更包 括一液晶穩定聚合物層,配置於該共用電極與 金 • 極至少其中之—上並接觸該液晶詹。 —旦素电 ^如申請專利範圍第4項所述之液晶顯示裴置,更包 括一%色慮光層’配置於該畫素陣列基板或該對向基板。 一1如申請專利範圍第4項所述之液晶顯示裝置,更包 月光模、且其中邊晝素陣列基板與該對向基板配置於 該背光模組上。 π u 13201126244 .Z,1TW 33270twf.doc/n VII. Patent application scope: pixel i-pole: a matrix substrate with multiple halogen electrodes, each of which is the first trunk; and two trunks, which make the first The trunk and the second trunk are perpendicular to each other and have four quadrants; and the ratio of the length of the trunk to the length of the second trunk is the ratio of the length of the trunk to the straight branch. For X, the azimuth of the branches of each quadrant is sequentially (22 0 ^ 3.9X-3.6) degrees, (_. milk·d〇.3X +3·9Χ) · 3.6) degrees and (315 sides 3χ2_3 9χ+3 6) degrees. There are many ^ patent arrays in the scope of the first aspect of the matrix array substrate, more pieces from the line, multiple data lines and multiple active components, each The active element should be driven by the flashing line, and each of the pixel electrodes is electrically connected, and the piece is received to receive the signal transmitted by the corresponding data line. The halogen array substrate, wherein the element is electrically connected to the plurality of the halogen electrodes. The liquid crystal display device comprises: an electrode = a matrix The board ' has a plurality of pixel electrodes, wherein each of the pixels - the first trunk; - the second trunk, wherein the first trunk and the second trunk are perpendicular to each other to define four quadrants; and a plurality of branches, each of which The branch connects the first trunk or the second master 12 201126244 ^ ^wi-tvALZITW 33270twf.doc/n, when the ratio of the length of the first trunk to the length of the second trunk is X, the second trunk For reference, the azimuths of the branches of each quadrant are (45-〇·3Χ2+3·9Χ-3.6) degrees, (135+0.3Χ2-3.9Χ+3.6) degrees, (225-〇.3Χ2 +3·9Χ-3.6)1 and (315+0.3Χ2-3.9Χ+3·6) degrees; “—opposite substrate having one common electrode facing the pixel array substrate; and ', electro-liquid crystal layer, Between the common electrode and the halogen electrodes. φ 5. The liquid crystal display device according to claim 4, further comprising a plurality of scanning lines, a plurality of data lines and a plurality of active components, each The active component is driven by the corresponding scan line, and each of the pixel electrodes is electrically connected to the corresponding active component to receive the corresponding The liquid crystal display device of claim 5, wherein each of the 5 hp active elements is electrically connected to a plurality of the halogen electrodes. 7. As claimed in claim 4 The liquid crystal display device further includes a liquid crystal stabilizing polymer layer disposed on at least the common electrode and the gold electrode and contacting the liquid crystal. The resin is as described in claim 4 The liquid crystal display device further includes a % color light layer disposed on the pixel array substrate or the opposite substrate. A liquid crystal display device according to claim 4, further comprising a moonlight mode, wherein the edge halogen array substrate and the opposite substrate are disposed on the backlight module. π u 13
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI550329B (en) * 2014-07-07 2016-09-21 群創光電股份有限公司 Display panel
TWI789260B (en) * 2022-03-02 2023-01-01 友達光電股份有限公司 Display device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI550329B (en) * 2014-07-07 2016-09-21 群創光電股份有限公司 Display panel
TWI789260B (en) * 2022-03-02 2023-01-01 友達光電股份有限公司 Display device

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