TW200919285A - Image displaying systems and the related touch sensing circuits - Google Patents

Image displaying systems and the related touch sensing circuits Download PDF

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Publication number
TW200919285A
TW200919285A TW97110530A TW97110530A TW200919285A TW 200919285 A TW200919285 A TW 200919285A TW 97110530 A TW97110530 A TW 97110530A TW 97110530 A TW97110530 A TW 97110530A TW 200919285 A TW200919285 A TW 200919285A
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Taiwan
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touch
transparent
electrode
disposed
circuit
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TW97110530A
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Chinese (zh)
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TWI357010B (en
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Wei-Cheng Lin
Ting-Kuo Chang
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Tpo Displays Corp
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Priority to US12/286,797 priority Critical patent/US8125465B2/en
Priority to JP2008267559A priority patent/JP5507073B2/en
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Publication of TWI357010B publication Critical patent/TWI357010B/en

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Abstract

An image displaying device is disclosed, in a touch panel comprises a transparent substrate comprising a first surface and a second surface opposite to the first surface, a black matrix disposed on the second surface of the transparent substrate to define at least one transparent region area, a protection layer disposed on the black matrix and the transparent region area conformally, at least one transparent electrode disposed on the protection layer and on the transparent region area, a planarization layer dispoed between the protection layer and the transparent electrode, a color filter disposed on the planarization layer; and a common electrode disposed on the planarization layer and cover the color filter.

Description

200919285 九、發明說明： 【發明所屬之技術領域】 本發明有關於一種顯示裝置，特別係有關於一種將 觸控面板與彩色濾光層整合之一顯示裝置。 【先前技術】 現今存在多種型式的輸人裝置用以執行電腦系統中 的動作，例如在一顯示螢幕上移動指標（curs〇r)及/或進行 選取。舉例而言，這些輪入裝置可包括按鈕、按鍵、滑 鼠、執跡球、觸控板、搖桿、觸控螢幕…等等。特： 觸控螢幕由於其操作上簡單、多用途以及價格下降已： 愈來愈受歡迎。觸控螢幕使得使用者只要簡單地藉由手 指或尖筆(styles)即可進行選擇或移動指標。一般“言， 觸控螢幕會辨識出觸控動作與觸碰到顯示螢幕上的位 置’因此電腦系統會解譯此觸控動作，並根據此觸 作執行一對應的動作。 觸控螢幕通常包括—觸控面板、—控制器以及一軟 體驅動程式。此觸控面板係為具有觸控感测表面之一乾 淨平板，並且此觸控面板係設置於顯示螢幕之前方，使 得觸控感測表面可以覆蓋住顯示螢幕之透光區域。觸控 面板會記錄下觸控動作，並將這些信號傳送給控制器二 控制器會處理這些信號，並將資料傳送給電腦系統。軟 體驅動程式則接著將這麵控動作轉換成電職作。 然而’於顯示螢幕上外加觸控面板，將會造成整個 〇773-A33359TWF;P2007063 5 200919285 觸控螢幕的厚度與體積增加。 【發明内容】 本發明係提供一種影像顯示系統，包括一觸控面 板，該觸控面板包括一透明基板，具有一第一表面以及 相對於第一表面之一第二表面；一黑矩陣，設置於透明 基板的第二表面上’以便於透明基板上定義出一透光 區；一保護層，順應性地設置於黑矩陣與透明基板的透 光£之上，至少一透明電極，設置於保護層之上並且位 於透光區中，其中透明電極、透明基板以及一外部電極 係構成一第一觸控感測電容；一平坦層，係設置於保護 層與透明電極之上；一彩色濾光層，係設置於平坦層之 上，以及一共用電極，設置於平坦層之上並包覆住彩色 濾光層。 本發明亦提供一種影像顯示系統，包括一觸控面 板’該觸控面板包括一透明基板，具有一第一表面以及 相對於第一表面之一第二表面；一黑矩陣，設置於透明 基板的第二表面上’以便於透明基板上定義出一透光 區；一保護層，順應性地設置於黑矩陣與透明基板的透 光區之上；至少一第一透明電極，設置於保護層之上並 且位於透光區中’其中透明電極、透明基板以及一外部 電極係構成一第一觸控感測電容，並且第一透明電極係 朝著一第一方向延伸；一平坦層，係設置於保護層與第 一透明電極之上；至少一第二透明電明設置於平坦層之 6 〇773-A33359TWF;P2007063 200919285 中，其中第二透明電極係朝著與第一方向係交錯之一第 一方向延伸，並且第二透明電極、透明基板以及外部電 極係構成第二觸控感測電容；一彩色濾光層，係設置於 平坦層之上，以及一共用電極，設置於平坦層之上並包 覆住彩色濾光層。 本發明亦提供一種觸控感測電路，設置於一觸控面 板中’包括-積分電路，#接至觸控面板中之—感應電 極，用以根據-交流驅動信號，累加由於感測電極上之 電容值變化所產生之電壓差值；以及—放大器，用以放 大積分電路所累積之電壓差值。 為了讓本發明之上述和其他目的、特徵、和優點能 更月”、’貝易II ’下文特舉一較佳實施例，並配合所附圖示， 作詳細說明如下：BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a display device, and more particularly to a display device in which a touch panel and a color filter layer are integrated. [Prior Art] There are various types of input devices for performing actions in a computer system, such as moving a pointer (curs) and/or selecting on a display screen. For example, these wheeling devices can include buttons, buttons, mice, trackballs, trackpads, joysticks, touch screens, and the like. Special: Touch screens have become more and more popular due to their simplicity of operation, versatility and price reduction. The touch screen allows the user to select or move the indicator simply by means of a finger or style. Generally speaking, the touch screen will recognize the touch action and touch the position on the display screen. Therefore, the computer system will interpret the touch action and perform a corresponding action according to the touch. The touch screen usually includes a touch panel, a controller, and a software driver. The touch panel is a clean flat panel having a touch sensing surface, and the touch panel is disposed in front of the display screen to make the touch sensing surface It can cover the light-transmissive area of the display screen. The touch panel records the touch action and transmits these signals to the controller. The controller will process the signals and transmit the data to the computer system. The software driver will then This surface control action is converted into an electric job. However, the addition of the touch panel to the display screen will result in an increase in the thickness and volume of the entire 〇773-A33359TWF; P2007063 5 200919285 touch screen. [Invention] The present invention provides An image display system includes a touch panel including a transparent substrate having a first surface and relative to the first surface a second surface; a black matrix disposed on the second surface of the transparent substrate to facilitate defining a light transmissive region on the transparent substrate; a protective layer compliantly disposed on the black matrix and the transparent substrate Above, at least one transparent electrode is disposed on the protective layer and located in the transparent region, wherein the transparent electrode, the transparent substrate and an external electrode form a first touch sensing capacitance; and a flat layer is disposed on the protection layer Above the layer and the transparent electrode; a color filter layer disposed on the flat layer, and a common electrode disposed on the flat layer and covering the color filter layer. The invention also provides an image display system, The touch panel includes a transparent substrate having a first surface and a second surface opposite to the first surface; a black matrix disposed on the second surface of the transparent substrate to facilitate the transparent substrate Defining a light-transmissive region; a protective layer disposed compliantly over the light-transmissive region of the black matrix and the transparent substrate; at least one first transparent electrode disposed on the protective layer And in the transparent region, wherein the transparent electrode, the transparent substrate and an external electrode form a first touch sensing capacitance, and the first transparent electrode extends toward a first direction; a flat layer is provided for protection a layer and a first transparent electrode; at least one second transparent lamp is disposed in the flat layer 6 〇 773-A33359TWF; P2007063 200919285, wherein the second transparent electrode is oriented in a first direction interlaced with the first direction Extending, and the second transparent electrode, the transparent substrate and the external electrode form a second touch sensing capacitance; a color filter layer is disposed on the flat layer, and a common electrode is disposed on the flat layer and is packaged The invention also provides a touch sensing circuit, which is disposed in a touch panel, including an integrator circuit, and a sensing electrode connected to the touch panel for driving the signal according to the AC drive. And accumulating a voltage difference due to a change in a capacitance value on the sensing electrode; and an amplifier for amplifying a voltage difference accumulated by the integrating circuit. The above and other objects, features, and advantages of the present invention will become apparent from the following description of the appended claims.

L貫施方式J 、本發明係將觸控面板與顯示螢幕之上板進行整合 以便整個觸控㈣的厚度、體積與成本皆能夠減少。 1A圖係為本發明之顯示面板之一實施例。如圖所示，丨 示面板100A係包括一陣列基板1〇、一觸控面板2〇、‘」 及電路板30與40。陣列基板1〇係包括晝素陣列u， 係具有複數資料信號線、複數掃描她 =旦素單但不限定於此。電路板4()係轉接; 陣列基板10,並且包括一第一控制器41用以根 : 機糸統（未圖示）之資料驅動陣列基板1〇。觸控面板2〇 ~ 〇773-A33359TWF;P2〇〇7〇63 7 200919285 匕括形成於-基板上之複數錢電極2卜形成於基板上 之複數彩色濾光層以及一觸控感測電路23係包括複數 換單元’用以將感測電極21所感測到之電容值變化轉換 成電壓值。電路板30係耦接至觸控面板2〇，並且包括一、 第二控制器32用以根據觸控感測電路23所產生之 值’輸出對應的信號至主機系統。 第1B圖係為本發明之顯示面板之另一實施例。如 圖所示’顯示面板麵係與第1A圖中之顯示面板相似， 其差異在於電路板3G係整合至電路板4()中，並且觸控 面板20上之觸控感測電路23”係整合至陣列基 : 上。在此實施财，電路板40上之第―控制㈣，,^ 能根據來自主機系統（未圖示）之資料驅動陣列基板1〇, 亦能根據觸控感測電路23”所產生之電塵值，輸出對應的 信號至主機系統。 第2A圖係為觸控感測電路23中轉換單元之一實施 例。如圖所示，轉換單元24係包括積分電路25、丑用電 極26、交流驅動信號CE、放大器”、開關元件讀以 ，電容Cf。轉換單元24係藉由轉合電容_至第 1A圖或第1B圖中觸控面板2〇上之一感應電極叫即電 谷Csense之一電極）。當使用者之手指或觸控筆㈣㈣接 觸至觸控面板2G日f ’則會朗控面板2()中之透明基板 與感應電極21構成電容。換言之，當使用者之手 指或觸控筆接觸至觸控面板料，電容c—與Cs_ 之總電容值會增加，因此將可於節點刪上造成一電壓 0773-A33359TWF;P2007063 8 200919285 差值積刀電路25係用以累積節點Nm上之電壓差 而開關元件SW1每隔一既宗拄„ 母 既疋時間之後，將積分電路25 所累積之電壓差值，輸出至放大器27。放大器27與電容 £' 路2 5所累積之電壓差值’作為-輸 〇U輸出至電路板30上之第二控制器32或電路 板40上之第一控制器41，，。在某些實施例中’電容。 亦可被略除。此外，在實際電路中電容Csense盘 之共用電極26之間亦會有寄生電容‘存在，⑽^ 圖所示。 、，3圖係為本發明之觸控面板之一實施例。此處， 為了簡化圖式，僅!會示出整個觸控面板2〇A之—部分。 觸控面板2GA包括-透明基板5()、—黑矩陣bm、一保 :蔓層52、一感應電極54、一平坦層％、一彩色濾光層 58以及-共用電極6〇。透明基板％係可為一玻璃基板， 並且透明基板50具有一第一表面61以及相對於第一表 面61之-第二表面62。黑矩陣BM係設置於透明基板 50的第二表面62上，以便於透明基板5〇上定義出至少 一透光區TA。保護層52係順應性地設置於黑矩陣腦 與透明基板50的透光區TA之上。感應電極54係順應性 地设置於保護層52與黑矩陣之BM上。舉例而言，感廡 電極54係由透光區TA延伸至黑矩陣BM之上。透明^ 板,50、感應電極54以及一外部電極(例如人的手指或； 控筆）’係構成電容csense。舉例而言，感應電極54係為 透明的，例如ITO，但不限定於此。平坦層56係設置於 0773-A33359TWF;P2007063 9 200919285 保遵層52與感應電極54之上，但平坦層56具有開口 63 用以露出部分感應電極54。彩色濾光層58係設置於平坦 層56之上，並且對準於透光區τα，並且彩色濾光層58 包括紅色區、綠色區以及藍色區。共用電極6〇係設置於 平坦層56之上，並包覆住彩色濾光層58 ’共用電極60 係電性連接至交流驅動信號CE(如第2A及2B圖所示）。 第4A圖係為顯示面板之另一實施例。如圖所示， 〆觸控面板20A之感應電極54可係藉由金屬球64，例如 金球（Au ball) ’電性連接至陣列基板1 〇上之一導電層 66。換言之，觸控面板2〇A係可用於第1B圖中所示之實 施例，用以藉由金屬球64與導電層66，將感應電極54 上之電容變化傳送至觸控感測電路23”中之積分電路 25。在此情況下，電容c_pie可視為省略。 第4B圖係為顯示面板之另一實施例。如圖所示， 觸控面板說係與第4A圖中所示之觸控面板相似，其 (差別在於感應電極54並不藉由金屬球電性連接至陣列基 板10,而是藉由空氣作為介質耦接至導電層66，其中導 電層66係用以麵接至陣列基板1〇上觸控感測電路 中之積分電路25。在此情況下，感應電極54、陣列基板 中之導電層66以及位於其間的空氣將可構成電容The method of integrating the touch panel with the upper screen of the display screen can reduce the thickness, volume and cost of the entire touch (4). 1A is an embodiment of a display panel of the present invention. As shown, the display panel 100A includes an array substrate 1A, a touch panel 2'', a '', and circuit boards 30 and 40. The array substrate 1 includes a halogen array u having a plurality of data signal lines and a plurality of scans, but is not limited thereto. The circuit board 4 () is switched; the array substrate 10, and includes a first controller 41 for driving the array substrate 1 by means of a substrate (not shown). The touch panel 2〇~〇773-A33359TWF; P2〇〇7〇63 7 200919285 includes a plurality of color electrodes 2 formed on the substrate, a plurality of color filter layers formed on the substrate, and a touch sensing circuit 23 The system includes a plurality of replacement units for converting a change in capacitance value sensed by the sensing electrode 21 into a voltage value. The circuit board 30 is coupled to the touch panel 2A, and includes a second controller 32 for outputting a corresponding signal to the host system according to the value generated by the touch sensing circuit 23. Fig. 1B is another embodiment of the display panel of the present invention. As shown in the figure, the display panel surface is similar to the display panel in FIG. 1A. The difference is that the circuit board 3G is integrated into the circuit board 4 (), and the touch sensing circuit 23 on the touch panel 20 is Integrated into the array base: On. In this implementation, the first control (four) on the circuit board 40 can drive the array substrate 1 according to the data from the host system (not shown), and can also be based on the touch sensing circuit. The electric dust value generated by 23" outputs the corresponding signal to the host system. Fig. 2A is an embodiment of a conversion unit in the touch sensing circuit 23. As shown, the conversion unit 24 includes an integration circuit 25, an ugly electrode 26, an AC drive signal CE, an amplifier, a switching element read, and a capacitance Cf. The conversion unit 24 is connected to the first capacitor or the first capacitor. In FIG. 1B, one of the sensing electrodes on the touch panel 2 is called an electrode of the electric valley Csense. When the user's finger or the stylus (4) (4) touches the touch panel 2G, the panel 2 is controlled. The transparent substrate and the sensing electrode 21 constitute a capacitor. In other words, when the user's finger or the stylus contacts the touch panel material, the total capacitance of the capacitors c- and Cs_ will increase, so that the node can be deleted. A voltage 0773-A33359TWF; P2007063 8 200919285 The difference product knife circuit 25 is used to accumulate the voltage difference on the node Nm and the voltage accumulated by the integrating circuit 25 after the switching element SW1 has been applied for every other time. The difference is output to the amplifier 27. The voltage difference ' accumulated by the amplifier 27 and the capacitor £'2 is output as a - output to the second controller 32 on the board 30 or the first controller 41 on the board 40. In some embodiments 'capacitance. Can also be omitted. In addition, there is also a parasitic capacitance ‘between the common electrode 26 of the capacitor Csense disk in the actual circuit, as shown in (10)^. 3 is an embodiment of the touch panel of the present invention. Here, in order to simplify the drawing, only ! will show the entire part of the touch panel 2A. The touch panel 2GA includes a transparent substrate 5 (), a black matrix bm, a protective layer 52, a sensing electrode 54, a flat layer %, a color filter layer 58, and a common electrode 6A. The transparent substrate % can be a glass substrate, and the transparent substrate 50 has a first surface 61 and a second surface 62 opposite to the first surface 61. The black matrix BM is disposed on the second surface 62 of the transparent substrate 50 to define at least one light transmissive area TA on the transparent substrate 5. The protective layer 52 is compliantly disposed over the light transmissive area TA of the black matrix brain and the transparent substrate 50. The sensing electrode 54 is compliantly disposed on the protective layer 52 and the BM of the black matrix. For example, the susceptor electrode 54 extends from the light transmissive area TA above the black matrix BM. The transparent plate, 50, the sensing electrode 54, and an external electrode (e.g., a human finger or a pen) constitute a capacitor csense. For example, the sensing electrode 54 is transparent, such as ITO, but is not limited thereto. The flat layer 56 is disposed at 0773-A33359TWF; P2007063 9 200919285 is overlying the sensing layer 54 and the sensing electrode 54, but the planar layer 56 has an opening 63 for exposing a portion of the sensing electrode 54. A color filter layer 58 is disposed over the planar layer 56 and aligned with the light transmissive region τα, and the color filter layer 58 includes a red region, a green region, and a blue region. The common electrode 6 is disposed on the flat layer 56 and covers the color filter layer 58'. The common electrode 60 is electrically connected to the AC drive signal CE (as shown in Figures 2A and 2B). Figure 4A is another embodiment of a display panel. As shown, the sensing electrode 54 of the touch panel 20A can be electrically connected to one of the conductive layers 66 on the array substrate 1 by a metal ball 64, such as an Au ball. In other words, the touch panel 2A can be used in the embodiment shown in FIG. 1B to transmit the capacitance change on the sensing electrode 54 to the touch sensing circuit 23 by the metal ball 64 and the conductive layer 66. In the case of the integration circuit 25, in this case, the capacitance c_pie can be regarded as omitted. Figure 4B is another embodiment of the display panel. As shown, the touch panel is said to be the touch shown in Figure 4A. The difference is that the sensing electrode 54 is not electrically connected to the array substrate 10 by a metal ball, but is coupled to the conductive layer 66 by using air as a medium, wherein the conductive layer 66 is used to face the array substrate. 1 in the touch sensing circuit in the integration circuit 25. In this case, the sensing electrode 54, the conductive layer 66 in the array substrate and the air between them will constitute a capacitor

Ccouple。 第5圖係為本發明之觸控面板之另一實施例。如圖 所示，觸控面板細係與第3圖中之觸控面板2〇a相似， 其差別在於更包括一導電層68設置於黑矩陣BM與感應 0773-A33359TWF；P2〇〇7063 10 200919285 電極54之間。感應電極54可藉由導電層68耦接至觸控 感測電路23中之積分電路25。當觸控感測電路Μ設置 於觸控面板20之上（如第1A圖中所示之實_)時，感 應電極54上之電容變化係可藉由導電層沾轉接至觸控 面板20上觸控感測電路23中之積分電路25。當觸控感 =電路23設置於陣列基板1G之上（如第ib圖中所示之 實施例）時’觸控面板20B亦可藉由金屬球或空氣搞接至 ，陣列基板U)，以便將感應電極54上之電容變化係藉由金 '屬球或空氣耦接至觸控感測電路23”中之積分電路25。 第6圖係為本發明之觸控面板之另一實施例。如圖 所示，觸控面板20C係為一多點觸控型（multi_t〇uch type) 之觸控面板。觸控面板20C係與第3圖中之觸控面板2〇A 相似，其差別在於以複數感應電極7〇取代感應電極54 設置於保護層52上，並且位於透光區TA中，感應電極 70係朝著一第一方向（即進入紙面的方向）延伸，每個感 《應電極70、透明基板50、以及外部電極（例如人的手指或 觸控筆）係構成一電容Csense。感應電極72係設置於平坦 層56中，並且感應電極72係朝著一第二方向（即平行於 紙面的方向）延伸，感應電極72、透明基板5〇、以及外部 電極亦係構成一電容Csense。舉例而言，第一方向係垂直 於第二方向，但不限定於此。此外，平坦層56係具有開 口 76硌出部分的感應電極72。在此實施例中，觸控面板 2〇C中之感應電極70與72亦可藉由金屬球或空氣耦接 至陣列基板10上。如第1B圖中所示實施例中，觸控感 〇773-A33359TWF;P2007063 11 200919285 測電路23”係設置於陣列基板1〇之上，觸控面板2〇c亦 可藉由金屬球或空氣耦接至陣列基板1〇,以便將感應電 極70與72上之電容變化係藉由金屬球或空氣麵接至觸 控感測電路23”中之積分電路25。 第7圖係為本發明之觸控面板之另一實施例。如圖 所示’觸控面板2 0 D係與第6圖中之觸控面板2 〇 c相似， 其差別在於更包括-導電層78設置於黑矩陣bm與感應 電極72之間。舉例而B，當觸控面板應用於第^ a 圖中所示之實施例中時，感應電極72上之電容變化係可 藉由金屬層78搞接至觸控面板細上觸控感測電路23 中之積分電路25。同樣地，感應電極72上之電容變化係 可藉由設置於黑矩陣BM與感應電極72之間之另一導電 層（未圖示）耦接至觸控感測電路23中之積分電路乃。反 言之’當觸控面板20D應用於第1B圖中所示之實施例中 時，觸控面板20D亦可藉由金屬球或线耦接至陣列基 板1〇之導體層’例如第4A圖中所示之導電層66，以便 ，感應電極70或74上之電容變化係藉由金屬球或空氣 轉接至陣列基板1G上觸控感測電路U，，中之積分電路 25 ° 第8一圖係為影像顯示系統之一實施例，其中該系統 可貫把成一電子裝置。如圖所示，顯示系统係包括 ^面板！_咖以及電源供應器、，，雖然顯示系 仍可包括許多元件’但為說明方便並未顯示於圖 於動作上’電源供應器220係供電至顯示面板 0773-A33359TWF;P2007063 12 200919285 ΙΟ^Α/ΙΟΟΒ以便顯示影像。舉例而言，顯示系統3〇〇係 可實現成一電子裝置，例如筆記型電腦、手機、數位相 機、個人數位助理（PDA )、桌上型電腦、電視機、車 上型顯不器、全球定位系統（GPS)、航空用顯示器或可 式數位影碟（DVD)播放器，但不限定於此。 雖然本發明已以較佳實施例揭露如上，然其並非用 以限，本發明，任何熟知技藝者，在不脫離本發明之精 神和範圍内，當可作些許更動與潤飾，因此本發明之保 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】 第1A圖係為本發明之顯示面板之一實施例。 第1B圖係為本發明之顯示面板之另一實施例。 第2A圖係為觸控感測電路中轉換單元之一實施例。 第2B圖係為觸控感測電路中轉換單元之另一實施 例。 第3圖係為本發明之觸控面板之一實施例。 第4A圖係為顯示面板之另一實施例。 第4B圖係為顯示面板之另一實施例。 第5圖係為本發明之觸控面板之另一實施例。 第6圖係為本發明之觸控面板之另一實施例。 第7圖係為本發明之觸控面板之另一實施例。 第8圖係為影像顯示系統之—實施例。 【主要元件符號說明】 0773-A33359TWF;P2007063 13 200919285 10 :陣列基板； 11 :晝素陣列 20、 20A〜20D :觸控面板； 21、 54、70、72 :感應電極； 23、23” ：觸控感測電路； 25 ： 積分電路； 27 ： 放大， 32 ： 第二控制器； 50 ： 透明基板； 56 ： 平坦層； 61 ： 第一表面； 63 ： 開口； 66 ' 68 :導電層； 220 :電源供應器； TA ： 透光區； ND1 :節點； CE : 交流驅動信號 24 :轉換單元； 26、 60 :共用電極； 30、 40 :電路板； 41 > 41” ：第一控制器 52 保護層； 58 彩色濾光層； 62 第—表面， 64 金屬球； 100A、100B :顯示面板； 300 :顯示系統； BM :黑矩陣； SW :開關元件；Ccouple. Figure 5 is another embodiment of the touch panel of the present invention. As shown in the figure, the touch panel is similar to the touch panel 2A in FIG. 3, and the difference is that a conductive layer 68 is further disposed on the black matrix BM and the sensing 0773-A33359TWF; P2〇〇7063 10 200919285 Between the electrodes 54. The sensing electrode 54 can be coupled to the integrating circuit 25 in the touch sensing circuit 23 via the conductive layer 68. When the touch sensing circuit is disposed on the touch panel 20 (as shown in FIG. 1A), the capacitance change on the sensing electrode 54 can be transferred to the touch panel 20 by the conductive layer. The integration circuit 25 in the touch sensing circuit 23 is applied. When the touch sensing=circuit 23 is disposed on the array substrate 1G (as in the embodiment shown in FIG. ib), the touch panel 20B can also be connected to the array substrate U by a metal ball or air, so that The capacitance change on the sensing electrode 54 is coupled to the integrating circuit 25 in the touch sensing circuit 23 by a gold ball or air. Fig. 6 is another embodiment of the touch panel of the present invention. As shown in the figure, the touch panel 20C is a multi-touch type touch panel. The touch panel 20C is similar to the touch panel 2A in FIG. 3, and the difference is that The sensing electrode 54 is disposed on the protective layer 52 and is disposed in the transparent area TA. The sensing electrode 70 extends toward a first direction (ie, a direction entering the paper surface). 70, the transparent substrate 50, and an external electrode (such as a human finger or a stylus) constitute a capacitor Csense. The sensing electrode 72 is disposed in the flat layer 56, and the sensing electrode 72 is oriented in a second direction (ie, parallel) Extending in the direction of the paper, the sensing electrode 72, the transparent substrate 5, And the external electrode also constitutes a capacitor Csense. For example, the first direction is perpendicular to the second direction, but is not limited thereto. Further, the flat layer 56 is an induction electrode 72 having an opening 76 of the opening 76. For example, the sensing electrodes 70 and 72 of the touch panel 2C can also be coupled to the array substrate 10 by metal balls or air. As shown in the embodiment shown in FIG. 1B, the touch sensor 773-A33359TWF P2007063 11 200919285 The measuring circuit 23" is disposed on the array substrate 1", and the touch panel 2c can also be coupled to the array substrate 1 by metal balls or air to discharge the capacitances on the sensing electrodes 70 and 72. The change is connected to the integration circuit 25 in the touch sensing circuit 23" by a metal ball or air surface. Fig. 7 is another embodiment of the touch panel of the present invention. As shown in the figure, the touch panel 2 The 0 D system is similar to the touch panel 2 〇c in FIG. 6 , and the difference is that the conductive layer 78 is disposed between the black matrix bm and the sensing electrode 72. For example, when the touch panel is applied to the second a in the embodiment shown in the figure, the change in capacitance on the sensing electrode 72 can be borrowed The integration layer 25 in the touch sensing circuit 23 is connected to the touch panel. Similarly, the capacitance change on the sensing electrode 72 can be set between the black matrix BM and the sensing electrode 72. Another conductive layer (not shown) is coupled to the integrating circuit in the touch sensing circuit 23. In other words, when the touch panel 20D is applied to the embodiment shown in FIG. 1B, the touch panel The 20D can also be coupled to the conductor layer of the array substrate 1 by a metal ball or wire, such as the conductive layer 66 shown in FIG. 4A, so that the capacitance change on the sensing electrode 70 or 74 is by metal ball or air. Switching to the touch sensing circuit U on the array substrate 1G, the integrating circuit 25 ° is an embodiment of the image display system, wherein the system can be integrated into an electronic device. As shown, the display system includes the ^ panel! _Caf and power supply,, although the display system can still include many components 'but for convenience of explanation, it is not shown in the figure. The power supply 220 is powered to the display panel 0773-A33359TWF; P2007063 12 200919285 ΙΟ^Α /ΙΟΟΒ to display the image. For example, the display system 3 can be implemented as an electronic device, such as a notebook computer, a mobile phone, a digital camera, a personal digital assistant (PDA), a desktop computer, a television, a car display device, and a global positioning device. System (GPS), aerospace display or portable digital video disc (DVD) player, but is not limited thereto. While the present invention has been described in its preferred embodiments, the present invention is not limited thereto, and the present invention may be modified and modified without departing from the spirit and scope of the invention. The scope of protection is subject to the definition of the scope of the patent application attached. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1A is an embodiment of a display panel of the present invention. Fig. 1B is another embodiment of the display panel of the present invention. Figure 2A is an embodiment of a conversion unit in a touch sensing circuit. Figure 2B is another embodiment of a conversion unit in a touch sensing circuit. Figure 3 is an embodiment of the touch panel of the present invention. Figure 4A is another embodiment of a display panel. Figure 4B is another embodiment of a display panel. Figure 5 is another embodiment of the touch panel of the present invention. Figure 6 is another embodiment of the touch panel of the present invention. Figure 7 is another embodiment of the touch panel of the present invention. Figure 8 is an embodiment of an image display system. [Main component symbol description] 0773-A33359TWF; P2007063 13 200919285 10 : Array substrate; 11: halogen array 20, 20A~20D: touch panel; 21, 54, 70, 72: sensing electrode; 23, 23": touch Control sensing circuit; 25: integration circuit; 27: amplification, 32: second controller; 50: transparent substrate; 56: flat layer; 61: first surface; 63: opening; 66 '68: conductive layer; 220: Power supply; TA: light transmission area; ND1: node; CE: AC drive signal 24: conversion unit; 26, 60: common electrode; 30, 40: circuit board; 41 > 41": first controller 52 protection Layer; 58 color filter layer; 62 first surface, 64 metal ball; 100A, 100B: display panel; 300: display system; BM: black matrix; SW: switching element;

Vout :輸出電壓；Vout: output voltage;

Cf、Cc〇uple ' CSense ' Cpar 0773-A33359TWF;P2007063Cf, Cc〇uple ' CSense ' Cpar 0773-A33359TWF; P2007063

Claims (1)

200919285 十、申請專利範圍： 1 · 一種影像顯示系統，包括： 一觸控面板，包括： 一透明基板，具有一第一表面以及相對於該第一表 面之一第二表面； 一黑矩陣，設置於該透明基板的該第二表面上，以 便於該透明基板上定義出一透光區； 一保護層，順應性地設置於該黑矩陣與該透明基板 的該透光區之上； 一至少一透明電極，設置於該保護層之上並且位於該 透光區中’其中該透明電極、該透明基板以及—外部電 極係構成一第一觸控感測電容； 平坦層，係設置於該保護層與該透明電極之上； 一彩色濾光層，係設置於該平坦層之上；以及 一共用電極’設置於該平坦層之上並包覆住該彩色 滤光層。 2.如申請專利範圍第μ所述之影像顯示系統，发 中该衫色慮光層係對準該透光區，並且至少包括一 區、一綠色區以及一藍色區。 3.如申請專利範圍第2 中該透明電極係順應性地設 上0 項所述之影像顯示系統，其 置於該透光區與該黑矩陣之 4.如申請專利範圍第 包括陣列基板與該觸控 項所述之影像顯示系統，更 面板相對設置，該陣列基板包 0773-A33359TWF;P2007063 15 200919285 括複數貝料線、複數掃描線· 感測電路。 是要文頌不早7L以及一觸控 5·如申請專利範圍第4 中該平扫屙且古Μ ^,貝所述之衫像顯示系統，其 —層具有開口露出部分該透明 的透明電極係電性連接至m 备出 路。 平幻暴扳上该觸控感測電 中利範圍第5項所述之影像顯示系統，立 陣列基板上鶴控制電路金屬球Κ電絲接至該 包括H申料利範圍f 4項所述之影像顯H统，更 已括一顯不面板，該顯示面板包括： 該觸控面板； 該陣列基板， 以及 單元減至料職板，心_該等顯示 電路所面板顯示影像，並且根據該觸控感測 电路所侍到之貧料提供觸控功能。 2申料㈣圍第7韻叙影像顯m立 像顯示系統包括一電子裝置，並； 括該顯示面板。 电于裝置包 二如申請專利第8項所述之影像顯示系統，盆 :電子裝置包括：筆記型電腦、手機、數位相機、個 2位助理、桌上型電腦、電視機、車上型顯示 ^位系統(GPS)、航空用顯示器或可攜式數 _ 16 0773-A33359TWF;P2007063 200919285 10. 如申請專利範圍第3項所述之影像顯示系統，更 包括： 一觸控感測電路，設置於該透明基板上；以及 陣列基板，該陣列基板包括複數資料線、複數掃 描線、複數顯示單元。 11. 如申請專利範圍第10項所述之影像顯示系統， 其中該觸控面板更包括—導電層設置於該黑矩陣與該透 月電極之間，用以將該透明電極電性連接至該透明基板 上該觸控感測電路。 12. 如申請專利範圍第u項所述之影像顯示系統， 更包括一顯示面板，該顯示面板包括： 該觸控面板，與該陣列基板相對設置； 第一控制器，設置於一第一電路板上並耦接至該 二ΐ板以】以控制該等顯示單元’使得該顯示面板顯 一第二控制n ’設置於―第二電路板，並且轉接該 透明基板上的該觸控感測電路，用以提供觸控功能。 …13·如申請專利範圍第1項所述之影像顯示系統，其 中-亥透明電極、該透明基板以及—外部電極係構成 -觸控感測電容’並且該第一透明電極 向延伸，並且該觸控面板更包括： 者第一方 —平坦層’係設置於該保護層與該第— 上，以及 ％ If 至少一第二透明電極，設置於該平坦層之中，其中 〇773-A33359TWF；P2〇〇7〇63 17 200919285 該第二透明電極係朝著與該第山 向延伸’並且該第二透明電極。糸乂錯之一第二方 電極係構成-第二觸控感測電容錢縣板以及該外部 14.如申請專利範圍第13 其中該第—方向係垂直於該第^之影像顯示系統’ ir , . 方向。 •如申請專利範圍第13頊 其中該觸控面板更包括複數：：影像顯示系統， 第一透明f極之間以於該黑矩陣與該 間，用以分別將該第…第-第一透明電極之 列基板上之-觸控_電路相電極電性連接至-陣 16’如申請專利範圍第13項 其中該平坦層具有開口露出部，:像顯不糸統， 該露出的第_诱明兩托尨田刀該苐二透明電極，並且 之一觸控感^路4㈣以電性連接至—陣列基板上 宜二t範圍第16項所述之影像顯示系統， 明電極係藉由-金屬球電性連接 5亥陣列基板上之該觸控感測電路。 队-種觸控感測電路，設置於一觸控面板中，包括·· Μ 分電路，墟至該觸控面板中之—感應電極， =據-交流驅動信號，累加由於該感測電極上之電 谷值受化所產生之電壓差值；以及 一放大器’用以放大該積分電路所累積之電塵差值。 19.如申請專利範圍第18項所述之觸控感測電路， 更包括-轉合電容輕接於上述感應電極與上述積分電路 0773-A33359Τ WF;P2007063 18 200919285 之間。 20.如申請專利範圍第19項所述之觸控感測電路， 更包括一開關元件耦接於上述積分電路與上述放大器之 間，用以每隔一既定時間，將該積分電路所累積之電壓 差值傳輸至該放大器。 0773-A33359TWF;P2007063 19200919285 X. Patent application scope: 1 . An image display system comprising: a touch panel comprising: a transparent substrate having a first surface and a second surface opposite to the first surface; a black matrix, setting On the second surface of the transparent substrate, a transparent region is defined on the transparent substrate; a protective layer is disposed on the black matrix and the transparent region of the transparent substrate; a transparent electrode disposed on the protective layer and located in the transparent region, wherein the transparent electrode, the transparent substrate and the external electrode form a first touch sensing capacitance; the flat layer is disposed on the protection layer a layer and a transparent electrode; a color filter layer disposed on the flat layer; and a common electrode 'on the flat layer and covering the color filter layer. 2. The image display system of claim 19, wherein the color layer of the shirt is aligned with the light transmissive area and comprises at least a region, a green region, and a blue region. 3. The transparent electrode system according to claim 2 is compliant with the image display system of item 0, which is placed in the light transmissive area and the black matrix. 4. The application scope includes an array substrate and The image display system of the touch item is further disposed opposite to the panel. The array substrate package is 0773-A33359TWF; P2007063 15 200919285 includes a plurality of shell lines, a plurality of scan lines, and a sensing circuit. It is not too early to 7L and a touch 5 · as in the patent application scope 4, the flat broom and the Μ ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, Electrically connected to the m-outway. The phantom violent panel is mounted on the image display system according to item 5 of the touch sensing power supply, and the metal ball Κ wire of the crane control circuit on the vertical array substrate is connected to the range of the claim 4 The image display system includes a display panel, the display panel includes: the touch panel; the array substrate, and the unit are reduced to the material board, and the display panel displays images, and according to the The poor sensing material provided by the touch sensing circuit provides a touch function. 2 Application (4) The 7th rhyme image display system includes an electronic device, and includes the display panel. The image display system according to the eighth application of the patent device, the basin: the electronic device comprises: a notebook computer, a mobile phone, a digital camera, a 2 assistant, a desktop computer, a television, a car display ^ Position system (GPS), aeronautical display or portable number _ 16 0773-A33359TWF; P2007063 200919285 10. The image display system according to claim 3, further comprising: a touch sensing circuit, setting On the transparent substrate; and the array substrate, the array substrate includes a plurality of data lines, a plurality of scan lines, and a plurality of display units. 11. The image display system of claim 10, wherein the touch panel further comprises a conductive layer disposed between the black matrix and the moon-transparent electrode for electrically connecting the transparent electrode to the The touch sensing circuit on the transparent substrate. 12. The image display system of claim 5, further comprising a display panel, the display panel comprising: the touch panel disposed opposite to the array substrate; the first controller being disposed on a first circuit The board is coupled to the second board to control the display unit 'to make the display panel display a second control n ' disposed on the second circuit board, and to transfer the touch feeling on the transparent substrate Measuring circuit for providing touch function. The image display system of claim 1, wherein the transparent electrode, the transparent substrate, and the external electrode constitute a touch sensing capacitor and the first transparent electrode extends, and the first transparent electrode extends The touch panel further includes: a first party-flat layer is disposed on the protective layer and the first layer, and a % If at least one second transparent electrode is disposed in the flat layer, wherein 〇773-A33359TWF; P2〇〇7〇63 17 200919285 The second transparent electrode is oriented toward the second mountain and the second transparent electrode. One of the second-party electrode systems constitutes a second touch-sensing capacitor Qianxian board and the outer portion 14. As claimed in the thirteenth aspect, the first-direction is perpendicular to the image display system 'ir , . Direction. If the touch panel further includes a plural: image display system, the first transparent f-pole is between the black matrix and the first to be the first ... first transparent The touch-circuit-phase electrode on the column of the electrode is electrically connected to the array 16', wherein the flat layer has an opening exposed portion, and the exposed layer is exposed. The two electrodes are transparent electrodes, and one of the touch sensing electrodes 4 (4) is electrically connected to the image display system according to item 16 of the array substrate, and the bright electrode is by - The metal ball is electrically connected to the touch sensing circuit on the 5 Array substrate. The team-type touch sensing circuit is disposed in a touch panel, including ·· Μ sub-circuit, the light to the touch panel, the sensing electrode, the data-acceleration driving signal, and the accumulation due to the sensing electrode The voltage difference generated by the electric valley value is obtained; and an amplifier 'for amplifying the electric dust difference accumulated by the integrating circuit. 19. The touch sensing circuit of claim 18, further comprising: a turn-on capacitor connected between the sensing electrode and the integrating circuit 0773-A33359Τ WF; P2007063 18 200919285. The touch sensing circuit of claim 19, further comprising a switching element coupled between the integrating circuit and the amplifier for accumulating the integrating circuit every predetermined time. The voltage difference is transmitted to the amplifier. 0773-A33359TWF;P2007063 19
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