201005617 九、發明說明： 【發明所屬之技術領域】 本發明係與光學顯示器有關，更詳而言之是指一穆具 有觸控功能之光學顯示器。 5【先前技術】 按’觸控面板之使用因具備操控便利性，故為許多科 技產品所應用，以光學顯示器為例，諸多業者常在顯^面 板外側附加觸控面板，並將其等相互電性連接以達到觸點 控制之目的。 10 一般的電阻式觸控面板結構通常包括有一上、下透明 基板、分別形成於上、下透明基板内面之對向電極、位於 上、下透明基板之間的間隔物(Spacer)以及用以將上、下透 明基板結合之封膠，惟，上述各個構件的形成，絰常須經 過繁瑣的製程始能製得，且構件總和的厚度與重量，將'增 15 $光學顯示器整體厚度與重量的負擔’不利於產品朝精緻 ❿化方命的發展’況且，觸控面板是裝設在接近觀看者的一 御J，當影像穿過上、下透明基板而顯現於外時，該二透明 基板將造成光的穿透率下降，使得顯示器的光學顯示效果 受到折扣。 2〇 彳蓥於此，本案發明人本於精益求精之精神，努力開 發研究，終而有本發明之產生。 【發明内容】 本毛月之主要目的在於提供一種具有觸控功能之光學 4 201005617 顯示器，可降低顯示器整體厚度與重量，並可避免影響光 學顯示效果。 緣以達成上述之目的，本發明所提供之一種具有觸控 功能之光學顯示器包含一表面具有複數個晝素區的薄膜電 5晶體陣列基板；一第一絕緣層完全覆蓋於該薄膜電晶體陣 列基板上；複數條第一電極沿著一第一方向並列設置於第 一絕緣層上，且至少有部分的第一電極具有至少一第一接 ® 觸面；另有複數條第二電極沿著與第一方向呈交錯之第二 方向並列設置於第一絕緣層上，且第二電極具有複數個突 10 起部以不相接觸的方式跨越對應的第一電極，各突起部具 有面對第一接觸面之一第二接觸面；而一第二絕緣層則覆 蓋該些第一電極與該些第二電極；最後，將複數個晝素電 極設於該第二絕緣層上，且每一晝素電極皆透過一導電接 觸孔與該薄膜電晶體陣列基板電性連接。 15 ® 【實施方式】 . 第一圖所揭示者為本發明一較佳實施例以液晶顯示器 1為例之光學顯示器，該液晶顯示器1具有觸控功能，其結 構自上而下包括有一對向電極基板10、一彩色濾光層12、 2〇 —液晶層14、一薄膜電晶體陣列基板16與一背光模組18， 其中，彩色濾光層12係使液晶顯示器1達到彩色化目的， 背光模組18則是提供液晶顯示器1顯示時所需之光源， 另，第三圖揭示液晶顯示器1尚包括有一系統端19，該系 統端19具有整合液晶顯示器1的多項功能之功效，例如顯 5 201005617 示功能及偵測判斷出本發明結構達成觸控功能等，以下， 請配合第二至五圖所示，茲就本發明可達成觸控功能之結 構敘述，其中： 該薄膜電晶體陣列基板16具有一表面161，以及複數 5條資料線162與掃描線ι63相互交錯設於該表面161，且彼 此交織形成有複數個畫素區164，每一晝素區164具有一個 電晶體165。 一第一絕緣層20完全覆蓋該薄膜電晶體陣列基板16 之該些資料線162、掃描線163與畫素區164，且具有一平 1〇 坦之上表面201。 複數條透明材料製成的第一電極22沿著一第一方向 D1並列設置於該第一絕緣層2〇之上表面2〇1，且第一電極 22之頂面構成一第一接觸面221，在本實施例中，每一第 一電極22的一端電性連接至該系統端19。 15 複數條透明材料製成的第二電極24沿著與該第一方向 D1交錯之一第二方向D2並列設置於該第一絕緣層2〇之上 表面201，在本實施例中，第一方向D1與第二方向以 正交為佳，請續參閱第二、四圖所示，每一第二電極以在 其延伸方向上對應每-第一電極2 2的部位皆形成一個突起 部25，每-突起部25由二垂直電極251及一水平電極说 構成，又，垂直電極251具有一頂緣251a高於第一電極22 之第-接觸面221’水平電極252之兩端則與垂直電極251 之頂緣251a連接，且水平電極252在第二方向災上的面 寬大於第-電極22在第二方向D2J1的面寬，因此造成突 6 201005617 起部25以不相接觸的方式跨越對應的第-電極22, -間隙 254則形成於每—突起部25與第—電極 二、 電極24在突起部25之水平電極 第[ 5 10 15 之一面為一第二接觸面253，每—第二電極24 = 21 性連接至該系統端19。 羯丌電 -第二絕緣層26係經化學氣她積成臈法似咖⑽ ΓΓη，CVD)製得，該第二_層26完全覆蓋 所有的第一電極22、第-雷揣^ ， 0Λ1αΛ^ $ —電極24與尚餘部分裸露上表面 的苐-絕緣層20 ’複數個絕緣凸塊261亦經化學氣相 沉積成膜法製得’並形成於第—電極22與第二電極％的 突起部25之間，在本實施财，絕緣凸塊261是於沉積形 成5亥第一絕緣層26的過程中，因絕緣材料自然地往各間隙 254處成長而-併製得，前述絕緣凸塊261並緊鄰在第二電 極24的邊緣處，具有強化第二電極24對應該處的抗破壞 強度之效，該第二絕緣層26另具有—頂面脱。 複數個畫素電極28係設於該第二絕緣層26之頂面 262’且每一晝素電極28對應著一個畫素區164。 #另有複數個導電接觸孔3G貫穿該第一絕緣層 20與該 第-絕緣| 2 6 ’據以將各個畫素電極2 8與該薄膜電晶體陣 列基板16之電晶體165電性連接。 以上為本發明較佳實施例達成可感應觸控位置功能的 、、^構，在吾人使用该液晶顯示器丨並施以一觸壓作用力於 液晶顯示器1的表面時’對應觸壓部位的第二電極24之突 起部25將因應變形，導致第二接觸面⑸觸及第一接觸面 7 20 201005617 的系统蠕 作用力的 221 ’據以產生電阻阻抗效應，此時液晶顯示器^ 19將因偵測到電流阻抗變化而快速地判斷出^壓 所在位置’俾便於後續的顯示操控。 習 失 間 果 本發明之液晶顯示器i内建觸控感應結構， 知將觸控面板以外加方式製作造成厚度及重量增加=201005617 IX. Description of the Invention: [Technical Field] The present invention relates to an optical display, and more particularly to an optical display having a touch function. 5 [Prior Art] According to the use of the touch panel, it is suitable for many technology products because of its convenient handling. Taking optical displays as an example, many operators often attach touch panels to the outside of the display panel and compare them to each other. Electrical connection for contact control purposes. 10 The general resistive touch panel structure generally includes an upper and lower transparent substrate, opposite electrodes respectively formed on the inner surfaces of the upper and lower transparent substrates, spacers between the upper and lower transparent substrates, and The upper and lower transparent substrates are combined with the sealant. However, the formation of each of the above-mentioned components is often required to be produced through a cumbersome process, and the thickness and weight of the components will be increased by 15 $1 of the overall thickness and weight of the optical display. The burden is not conducive to the development of the product towards the delicate and degenerate life. Moreover, the touch panel is mounted on a viewer J that is close to the viewer. When the image appears outside through the upper and lower transparent substrates, the two transparent substrates This will result in a decrease in the transmittance of light, which will result in a discount on the optical display of the display. 2〇 In this case, the inventor of the present invention strives to develop research in the spirit of excellence, and finally has the invention. SUMMARY OF THE INVENTION The main purpose of this month is to provide an optical 4 201005617 display with touch function, which can reduce the overall thickness and weight of the display, and can avoid affecting the optical display effect. In order to achieve the above object, an optical display with a touch function provided by the present invention comprises a thin film electric 5 crystal array substrate having a plurality of halogen regions on the surface; a first insulating layer completely covering the thin film transistor array On the substrate; a plurality of first electrodes are juxtaposed on the first insulating layer along a first direction, and at least a portion of the first electrodes have at least one first contact surface; and a plurality of second electrodes are along a second direction staggered with the first direction is juxtaposed on the first insulating layer, and the second electrode has a plurality of protrusions 10 spanning the corresponding first electrodes in a non-contact manner, and each of the protrusions has a facing surface a second contact surface of a contact surface; a second insulating layer covers the first electrode and the second electrodes; finally, a plurality of halogen electrodes are disposed on the second insulating layer, and each The halogen electrodes are electrically connected to the thin film transistor array substrate through a conductive contact hole. 15 ® [Embodiment] The first embodiment of the present invention is an optical display using the liquid crystal display 1 as an example. The liquid crystal display 1 has a touch function, and the structure includes a pair of directions from top to bottom. The electrode substrate 10, a color filter layer 12, a second liquid crystal layer 14, a thin film transistor array substrate 16 and a backlight module 18, wherein the color filter layer 12 is used for colorization of the liquid crystal display 1, backlight The module 18 is provided with a light source required for display of the liquid crystal display 1. In addition, the third figure discloses that the liquid crystal display 1 further includes a system end 19, which has the function of integrating multiple functions of the liquid crystal display 1, for example, 5 201005617 The function and the detection determine that the structure of the present invention achieves the touch function, etc. Hereinafter, as shown in the second to fifth figures, the structure of the touch function can be achieved by the present invention, wherein: the thin film transistor array substrate 16 has a surface 161, and a plurality of five data lines 162 and scan lines ι63 are interleaved on the surface 161, and are interlaced with each other to form a plurality of pixel regions 164, each of the pixel regions 164 There is a transistor 165. A first insulating layer 20 completely covers the data lines 162, the scan lines 163 and the pixel regions 164 of the thin film transistor array substrate 16, and has a flat surface 201. The first electrode 22 made of a plurality of transparent materials is juxtaposed on the upper surface 2〇1 of the first insulating layer 2 along a first direction D1, and the top surface of the first electrode 22 constitutes a first contact surface 221 In this embodiment, one end of each first electrode 22 is electrically connected to the system end 19. 15 a plurality of second electrodes 24 made of a transparent material are arranged side by side in a second direction D2 staggered with the first direction D1 on the upper surface 201 of the first insulating layer 2, in this embodiment, first Preferably, the direction D1 and the second direction are orthogonal. Referring to the second and fourth figures, each of the second electrodes forms a protrusion 25 at a portion corresponding to each of the first electrodes 22 in the extending direction thereof. Each of the protrusions 25 is composed of two vertical electrodes 251 and a horizontal electrode. Further, the vertical electrode 251 has a top edge 251a higher than the first contact surface 221' of the first electrode 22, and the two ends of the horizontal electrode 252 are vertical. The top edge 251a of the electrode 251 is connected, and the surface width of the horizontal electrode 252 in the second direction is larger than the surface width of the first electrode 22 in the second direction D2J1, thus causing the protrusion 6 201005617 to cross the portion 25 in a non-contact manner. Corresponding first-electrode 22, - gap 254 is formed in each of the protrusions 25 and the second electrode, and the electrode 24 is on the horizontal electrode of the protrusion 25 [5 10 15 one side is a second contact surface 253, each - The second electrode 24 = 21 is connected to the system end 19. The second insulating layer 26 is made by chemical gas, which is formed by 臈, CVD, and the second layer 26 completely covers all of the first electrodes 22, the first - thunder ^, 0 Λ 1α Λ ^ _ - the electrode 24 and the remaining portion of the exposed upper surface of the 苐-insulating layer 20 ′ plurality of insulating bumps 261 are also obtained by chemical vapor deposition film forming method and formed on the first electrode 22 and the second electrode % of the protrusion Between the portions 25, in the implementation, the insulating bumps 261 are formed by the natural growth of the insulating material into the gaps 254 during the deposition of the first insulating layer 26, and the insulating bumps are formed. 261 is immediately adjacent to the edge of the second electrode 24, and has the effect of strengthening the damage resistance of the second electrode 24, and the second insulating layer 26 has a top surface. A plurality of pixel electrodes 28 are disposed on the top surface 262' of the second insulating layer 26 and each of the pixel electrodes 28 corresponds to a pixel region 164. Further, a plurality of conductive contact holes 3G are electrically connected to the first insulating layer 20 and the first insulating layer 2 6 to electrically connect the respective pixel electrodes 28 to the transistors 165 of the thin film transistor array substrate 16. The above is a method for achieving a touch-sensitive position in the preferred embodiment of the present invention. When the liquid crystal display is used and a touch pressure is applied to the surface of the liquid crystal display 1, the corresponding touch portion is The protrusion 25 of the two electrodes 24 will be deformed accordingly, causing the second contact surface (5) to touch the first contact surface 7 20 201005617 system creep force 221 ' according to the resistance impedance effect, at this time the liquid crystal display ^ 19 will be detected It is easy to judge the position of the pressure by changing the current impedance to facilitate subsequent display manipulation. The liquid crystal display i of the present invention has a built-in touch sensing structure, and the thickness and weight increase of the touch panel are added.
’ 在彩色濾光層12與背光模^ 18 N′ in color filter layer 12 and backlight module ^ 18 N
15 20 1此可降簡及光穿透率，而維持良好的光學顯示= 一 ^上述實施例中，電極數目與纽端19的關係是採每 2極各別電性連接至祕端19，因電極呈細緻财，因 2於以手指或觸控筆作為觸關控使㈣，系統端 可快速地靖_點位置；而在液晶顯示器丨的設計是以 手指作為觸點操控時，則可改變電極數目與系統端19的連 如第六圖所示之第—（第二)電極22(24)係採間隔方 式與系統端丨9 f性連接，惟，所_的電極數目不以一條 為限制’但連接有系統端19的第-（第二)電極22(24)間的 =係設定在〇·7公分以内，此範圍界定乃因以手指作為觸 壓時二指尖前端接觸液晶顯示器i表面的涵蓋寬度至多在 0.7公分左S ’因此系統端19仍可透過侧到在該範圍内 所產生的電流阻抗變化而正確地騎出觸點位 置，同理， 可在第二圖的架構下’選擇將兩相鄰的第—電極22與兩相 鄰的第一電極24的距離設計在小於或等於07公分的範 圍’俾適用於以手指為觸控的場合使用。 又’電極數目與系統端I9之關係亦可設計成如第七圖 8 201005617 所不，即，預先將該些第一電極22與第 數條為一組的方式劃分成數個分群，每-分群的4为別以 相互電性連接後，再於末端外接至該系統端Γ91極縣 群當中的第一條第一（第H 且母一分 電極— 仍能維持該系統端19的制判斷功能。—》群設計， 參 中，:圖與第七圖所示之結_態 需在與系統端';9 ::白與系統端19電性連接’因此’只 (_二、 1性連接的對應電極末端接設-接合勢 而達到降低成電極末端連接接合塾的數目， 發明本發明之較佳可行實施例，舉凡應用本 含^曰凊專利範圍所為之等效結構變化，理應包 3在本發明之專利範圍内。 9 201005617 【圖式簡單說明】 第一圖為本發明一較佳實施例之顯示器結構圖。 第二圖為本發明上述較佳實施例之一晝素與觸控感應 結構之分解立體圖。 5 第三圖為本發明上述較佳實施例之一晝素與觸控感應 結構之結合立體圖。 第四圖為第三圖之4-4方向剖視圖。 第五圖為第三圖之5-5方向剖視圖。 第六圖為一局部立體圖，揭示電極是以間隔方式與顯 10 示器之系統端電性連接。 第七圖為一局部立體圖，揭示複數條電極相互電性連 接後再外接至顯不益之糸統端。 10 201005617 【主要元件符號說明】 1 液晶顯不裔 10對向電極基板 12彩色濾光層 14液晶層 16薄膜電晶體陣列基板 161表面 5 162資料線 163掃描線 164晝素區 165電晶體 18背光模組 19系統端 20第一絕緣層 201上表面 22第一電極 221第一接觸面 22a第一條第一 電極 10 22b末條第一電極 24第二電極 24a第一條第二電極 24b末條第二電極 25突起部 251垂直電極 251a頂緣 252水平電極 253第二接觸面 254間隙 26第二絕緣層 261絕緣凸塊 262頂面 15 2 8畫素電極 30導電接觸孔 D1第一方向 D2第二方向 1115 20 1 This can reduce the light and light transmittance while maintaining a good optical display = 1 In the above embodiment, the relationship between the number of electrodes and the new end 19 is electrically connected to the secret end 19 every 2 poles, due to the electrode It is fine, because 2 is controlled by a finger or a stylus (4), the system can quickly locate the position; while the design of the LCD monitor is controlled by a finger as a contact, the electrode can be changed. The number of terminals connected to the system end 19 is as shown in the sixth figure. The second (second) electrode 22 (24) is connected to the system end, but the number of electrodes is not limited by one. 'But the = between the first (second) electrode 22 (24) connected to the system terminal 19 is set within 〇·7 cm. This range is defined because the front end of the two fingertips touches the liquid crystal display i when the finger is used as a touch. The coverage width of the surface is at most 0.7 cm left S' so that the system end 19 can still properly ride the contact position through the side to the current impedance change generated in the range, similarly, under the architecture of the second figure 'Selecting two adjacent first electrodes 22 and two adjacent first electrodes 24 Design of from less than or equal to 07 cm range 'adapted to serve as a finger touch occasions. In addition, the relationship between the number of electrodes and the system end I9 can also be designed as shown in FIG. 8 201005617, that is, the first electrode 22 and the first strip are grouped into a plurality of groups, each-group. The first one is the first one (the Hth and the first one electrode) that can be externally connected to the end of the system, and then the system can be maintained at the end of the system. - "Group design, ginseng,: Figure and the seventh diagram shown in the _ state needs to be electrically connected to the system side '; 9 :: white and system end 19 'so 'only (_ two, 1 sex connection The corresponding electrode end is connected to the bonding potential to reduce the number of connection terminals of the electrode end, and the preferred embodiment of the present invention is applicable to the equivalent structural change of the patent range of the present invention. The present invention is within the scope of the present invention. 9 201005617 [Brief Description of the Drawings] The first figure is a structural view of a display according to a preferred embodiment of the present invention. The second figure is a pixel and touch of the above preferred embodiment of the present invention. An exploded perspective view of the sensing structure. 5 The third figure is the invention A perspective view of a combination of a pixel and a touch sensing structure in the above preferred embodiment. The fourth view is a cross-sectional view taken along line 4-4 of the third figure. The fifth figure is a cross-sectional view taken along line 5-5 of the third figure. A partial perspective view reveals that the electrodes are electrically connected to the system end of the display device in a spaced manner. The seventh figure is a partial perspective view, which discloses that the plurality of electrodes are electrically connected to each other and then externally connected to the display terminal. 10 201005617 [Description of main components] 1 LCD display 10 opposite electrode substrate 12 color filter layer 14 liquid crystal layer 16 thin film transistor array substrate 161 surface 5 162 data line 163 scan line 164 昼 区 area 165 transistor 18 backlight Module 19 system end 20 first insulating layer 201 upper surface 22 first electrode 221 first contact surface 22a first strip first electrode 10 22b last strip first electrode 24 second electrode 24a first strip second electrode 24b strip Second electrode 25 protrusion 251 vertical electrode 251a top edge 252 horizontal electrode 253 second contact surface 254 gap 26 second insulating layer 261 insulating bump 262 top surface 15 2 8 pixel electrode 30 conductive contact hole D1 first direction D2 second direction 11