TWM434257U - Touch panel - Google Patents
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- TWM434257U TWM434257U TW101201728U TW101201728U TWM434257U TW M434257 U TWM434257 U TW M434257U TW 101201728 U TW101201728 U TW 101201728U TW 101201728 U TW101201728 U TW 101201728U TW M434257 U TWM434257 U TW M434257U
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Abstract
Description
257 五、新型說明： 【新型所屬之技術領域】 本創作是有關於一種面板’且特別是有關於一種 的觸控面板。 【先前技術】 觸控面板依照其感測方式的不同而大致上區分為電 阻式觸控面板、電容式觸控面板、光學式觸控面板、聲波 式觸控面板以及電磁式觸控面板。此外，根據觸控面板與 顯示面板的配置關係，觸控面板又可大致上區分為外貼式 與整合式/内建式（on-cell/in-cell)兩種。外貼式的觸控面 板通常是先於一基板上製作觸控元件以形成觸控面板，再 將此觸控面板貼附於顯示面板的外表面上。整合式的觸控 面板則是直接將觸控元件整合於顯示面板内部。 不淪是外貼式觸控面板或整合式/内建式觸控面板，在 製造上和使用上都面臨了靜電放電所導致的良率降低5 。舉例來說’當使用者以手指觸碰觸控面板時，靜電方 電現象可能產生，進而導致觸控線路被破壞。特別是，^ 靜電放電縫過大時，靜電雜容易直接it過觸控面板ί 面控制器或電極，進而對控制器内㈣ 兀件或電極造成破壞。 承上述，由於靜電放電現象在製程中以及使用過程中 護能力是設計者所面臨的重==面板的靜電放電防 【新型内容】 本創作提供一種觸控面板，具有較佳的抗靜電能力。 ，創作提出-種觸控面板’其包括基板、觸控元件陣 夕條引線、靜電釋放線路、電路板、感測電 緣層。基板具有主動區以及周邊匕 0D八有接合區。觸控元件陣列設置於基板之主勤F， 元件陣列包括多個感測串列。引線位於周邊區L 與對應的其中—個感測串列之1電性連接 元件_1區。靜電職祕躲職區且圍燒於觸控 於電路;te °卜路缺接合㊣巾與基板接合。❹讀路配置 配接合區中與引線雜連接。第—防護緣路 靜電釋板上讀感測電路紐絕緣，其於接合區中盘 靜電釋放線路紐連接，且連接 ^ ® ^防濩線路的至少一開口。 ㈣實施例中，更包括導電墊，導電塾配置 、開中，與苐一防護線路電性連接。 作之—實施射，上述之開口的寬度實質上盘 第防濩線路的線寬相同。 /、 接地^創實施射’上述之感測電路連接至第二 第一接地電壓與第一接地電壓不同。 連接第縣==實施射，上叙第二躺錢未電性 至系ΐίί作之—實施射，上述之第-防護線路更連接 M434257 在本創作之一實施例中 形線路。 上述之靜電釋放線路包括環 在本創作之一實施例中 至基板的接合區。 在本創作之一實施例中 形線路，圍繞於感測電路。 上述之環形線路的兩端延伸 上述之第一防護線路包括環 在本創作之-實施例中，t包括主機板257 V. New description: [New technical field] This creation is related to a panel' and in particular to a touch panel. [Previous Technology] The touch panel is roughly classified into a resistive touch panel, a capacitive touch panel, an optical touch panel, an acoustic touch panel, and an electromagnetic touch panel according to different sensing modes. In addition, according to the configuration relationship between the touch panel and the display panel, the touch panel can be roughly divided into an external sticker type and an on-cell/in-cell type. The externally-applied touch panel usually forms a touch component on a substrate to form a touch panel, and then attaches the touch panel to the outer surface of the display panel. The integrated touch panel integrates the touch components directly into the display panel. Whether it's an external touch panel or an integrated/built-in touch panel, it suffers from a reduction in yield due to electrostatic discharge in both manufacturing and use. For example, when a user touches the touch panel with a finger, an electrostatic electricity phenomenon may occur, which may cause the touch line to be broken. In particular, when the ESD is too large, the static electricity can easily pass through the touch panel or the electrode, causing damage to the (4) components or electrodes in the controller. In view of the above, the electrostatic discharge phenomenon is the electrostatic discharge prevention of the panel faced by the designer due to the electrostatic discharge phenomenon during the process and during use. [New content] The present invention provides a touch panel with better antistatic capability. The invention proposes a touch panel which includes a substrate, a touch element array lead, an electrostatic discharge line, a circuit board, and a sensing edge layer. The substrate has an active area and a peripheral 匕 0D eight-joined area. The array of touch elements is disposed on the main frame F of the substrate, and the array of elements includes a plurality of sensing series. The lead is located in the peripheral area L and the corresponding one of the sensing series 1 electrically connected to the element_1 area. The electrostatic secret escaping area is surrounded by the touch on the circuit; the te° splicing orthodontic towel is bonded to the substrate. The read path configuration is connected to the lead wire in the mating area. The first-protection edge The read-sensing circuit of the electrostatic discharge board is insulated, and the electrostatic discharge line is connected in the middle of the joint area, and at least one opening of the ^ ^ ^ anti-smash circuit is connected. (4) In the embodiment, the conductive pad is further disposed, and the conductive raft is disposed and opened, and is electrically connected to the first protective circuit. To do this, the width of the opening described above is substantially the same as the line width of the anti-mite line. /, the grounding is performed. The sensing circuit described above is connected to the second first grounding voltage and is different from the first grounding voltage. Connected to the county == implementation of the shot, the second paragraph of the second lying money is not electricity to the system 实施 ί — 实施 实施 实施 实施 实施 实施 实施 实施 实施 实施 实施 实施 实施 实施 实施 实施 实施 434 434 434 434 434 434 434 434 434 434 434 434 434 434 434 434 434 The electrostatic discharge line described above includes a land in the embodiment of the present invention to the substrate. In one embodiment of the present invention, a line is formed around the sensing circuit. The two ends of the above-mentioned loop line extend. The first guard line includes the ring. In the present embodiment, t includes a motherboard.
路’第二防護線路配置於主機板上域第—防護祕電性 連接，其中第一防護線路經由第二防護線路連接至 地電麗。 在本創作之-實施例中，上述之第一接地電壓為系統 接地電壓。 〃在本創作之-實施例中，上述之第—防護線路更經由 第二防護線路連接至系統電壓。 在本創作之一實施例中，更包括稽納二極體，其中稽 納二極體耦接於系統電壓與第三接地電壓之間。The second protection line is disposed on the main board of the motherboard-protective electrical connection, wherein the first protection line is connected to the ground electricity via the second protection line. In the present invention, the first ground voltage is the system ground voltage. In an embodiment of the present invention, the first guard line is further connected to the system voltage via the second guard line. In an embodiment of the present invention, an encoder diode is further included, wherein the sense diode is coupled between the system voltage and the third ground voltage.
在本創作之一實施例中，上述之主機板具有螺絲孔， 第二防護線路與螺絲孔連接，其中第一防護線路經由第二 防遵線路與螺絲孔連接至第一接地電壓。 在本創作之一實施例中，上述之觸控元件陣列包括多 個第一感測串列線以及多個第二感測串列。第一感測串列 配置於基板上，且第一感測串列彼此平行。第二感測串列 配置於基板上，第二感測串列彼此平行，且第一感測串列 的延伸方向相交於第二感測串列的延种方向》 6 M434257 線舆一實;條第1 其中每 第一引線與對應的其中一個第一感测串列之一番 接且延伸至接合區，第一感測串列經由第 =連 路電性連接。多條第二引線配置於基板上，其中二f電 ==對應的其中—個第二感測串列之—端電性連 ϋ 第二感測串列經由第二引線與感測電路· ，本創叙-實關巾，域之各第 =:感測塾與多個第-橋接線，第-橋接線連以 汝44 ί本創作之1施例中’上述之靜電釋放線路盘第-橋接線具有相同材料。 ”弟 ，本_之—實施例巾，上述之靜電釋放線路與 感測墊具有相同材料。 乐 在本創作之—實施例中，上述之各第二感測串列包括 感測塾與多個第二橋接線，第二橋接線連接第二 靜電釋放線路與第 在本創作之一實施例中，上述之 橋接線具有相同材料 在本創作之—實施例中，上述之靜電釋放線路與第 感測墊具有相同材料。 基於上述，於本創作之觸控面板中，靜電釋放線路圍 繞觸控S件Ρ㈣’且經由電路板上的_線路連接至接地 7 。特別是，由於防護線路經由絕緣層的開口暴露，因 2靜電能透過靜電釋放線路與防護線路迅速地放電至接地 电壓，以避免靜電破壞觸控面板中的元件。如此一來，觸 控面板具有較佳的顯示品質與較長的使用壽命。 為讓本創作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】 九圖1Α是依照本創作之一實施例之觸控面板的上視示 ® 思圖’以及圖1Β是沿圖1Α之Ι-Γ的剖面示意圖。請同時 參照圖1Α與圖1Β ’本實施例之觸控面板10包括基板 100、觸控元件陣列110、多條第一、第二引線126、136、 靜電釋放線路140、電路板150、感測電路152、第一防護 線路154以及絕緣層16〇。 基板100具有主動區1〇2以及周邊區1〇4，且周邊區 1〇4中具有接合區1〇6。在本實施例中，基板100例如是硬 質基板或是軟性基板。周邊區1〇4位於主動區1〇2之周圍。 _ 接合區106位於周邊區104中，因此接合區106是位於主 動區102的其中一側邊處。 觸控元件陣列110設置於基板100之主動區1〇2中， 觸控元件陣列110例如是包括多個第一感測串列12〇與多 個第一感測串列130。在本實施例中，第一感測串列120 配置於基板100上，且第一感測串列120彼此平行。第一 感測串列120例如是包括多個第一感測墊丨22與多個第一 8 M434257 橋接線124’第一橋接線124連接第一感測墊122。在本實 %例中’帛-感測塾122的材料例如是包括透明導電氧化 物，而第一橋接線124的材料例如是包括金屬。實務上， 金屬包括铭、銅、銦、她合金、鈦、鈦銘合金、銀銀 鈀合金或上述組合，而透明導電氧化物包括氧化銦辞、氧 化姻錫或上述組合。 在本實施例中，第二感測串列13〇配置於基板1〇〇 上，第二感測串列130彼此平行，且第一感測串列12〇的 延伸方向相父於第二感測串列13〇的延伸方向。第一感測 串列120例如是沿第-方向D1延伸，以及第二感測串列 130例如是沿第二方向D2延伸，第一感測串列12〇與第二 感測串列130彼此電性絕緣。在本實施例中，第一方向Dl 例如是X軸方向，以及第二方向D2例如是γ軸方向。在 本實施例中，第二感測串列13〇例如是包括多個第二感測 墊132與多個第二橋接線134，第二橋接線134連接第二 感測墊132。在本實施例中，第二感測墊132的材料例如 疋與弟一橋接線134的材料相同，諸如透明導電氧化物。 第一、第二引線126、136位於周邊區1〇4中，其中 母一第一、苐一引線126、136例如是與對應的其中一個第 一、第二感測串列120、130之一端電性連接且延伸至接合 區106。詳言之，第一、第二引線126、136例如是包括多 條第一引線126與多條第二引線136。第一引線126配置 於基板100上，其中每一第一引線126與對應的其中一個 第一感測串列120之一端電性連接且延伸至接合區1〇6。 9 =7 ί ’第—感測串列12 0經由第-引線12 6與感測電 —一电性連接。第二引線136配置於基板100上，其中 母山第一引線136與對應的其中一個第二感測串歹,J削之 一端電性連接且延伸至接合區碰。如此-來，第二感測 串列1^30經由第二引線136與感測電路電性連接。 靜電釋放線路14G位於周邊區104且圍繞於觸控元件 陣列110 ’其中靜電釋放線路14〇與觸控元件陣列11〇電 性絕緣。在本實施射，靜電釋放線路14G例如是包括一 環形線路，其中環形線_兩端延伸至基板100的接合區 106般來說’靜電釋放線路14〇由具有低阻抗的導電材 料戶，成’且靜電釋放線路140通常具有適當的線寬，因 此靜電釋放線路14〇的阻抗會小於觸控元件陣列11〇的阻 ，。在本實_巾，可叫由同—道光罩來製作靜電釋放 線路140與第一橋接線124，因此靜電釋放線路140可以 與第一橋接線124具有相同的材料，諸如紹、銅、翻、銷 銘合金、鈦、赌合金、銀、钱合金或上述組合。當然， 在其他實施例中，靜電釋放線路刚也可以斑第一、第二 感測塾m、m或第二橋接線134 一起製作。然而 形成第-、第二感· 122、132的透明導電氧化物通常呈 有較大的阻抗，且靜電釋放線路⑽實質上位於非顯ς 區’因此触是錢具有低峨的不透明金屬㈣ 靜電釋放線路140。 電路板150於接合區1〇6中與基板1〇〇接合。在本 施例中’電路板150例如是軟性電路板(Fpc)。感測電路 M434257 152配置於電路板15〇上，於接合 引線126、130電性連接，進:二—，、弟一、弟一 接須一k的疋，由於感測電路152盘第一、第二引線 126、130於接合區106中電性 通常知識者所周知，因:二生==為所屬領域具有 連接方式。 爛1Α巾树示㈣者的實體In an embodiment of the present invention, the motherboard has a screw hole, and the second protection circuit is connected to the screw hole, wherein the first protection circuit is connected to the first ground voltage via the second protection line and the screw hole. In an embodiment of the present invention, the touch element array includes a plurality of first sensing serial lines and a plurality of second sensing series. The first sensing series is disposed on the substrate, and the first sensing series is parallel to each other. The second sensing series is disposed on the substrate, the second sensing series are parallel to each other, and the extending direction of the first sensing series intersects the extending direction of the second sensing series. 6 M434257 Each of the first leads is connected to one of the corresponding one of the first sensing series and extends to the bonding area, and the first sensing series is electrically connected via the third connection. The plurality of second leads are disposed on the substrate, wherein the second sensing line is connected to the second sensing line via the second lead and the sensing circuit. This creation-real-cut towel, the domain of each == sense 塾 and multiple first-bridge wiring, the first-bridge wiring is connected to 汝44 ί in the creation of the example of the above-mentioned electrostatic discharge circuit board - The bridge wires have the same material. "Digital, the present embodiment, the electrostatic discharge line and the sensing pad have the same material. In the present invention, in the embodiment, each of the second sensing series includes sensing 塾 and a plurality of The second bridge connection, the second bridge connection to the second electrostatic discharge line, and in an embodiment of the present invention, the bridge connection has the same material. In the present invention, the above-mentioned electrostatic discharge line and the first sense The test pad has the same material. Based on the above, in the touch panel of the present invention, the electrostatic discharge line surrounds the touch S member 四 (4)' and is connected to the ground 7 via the _ line on the circuit board. In particular, since the protective line is via the insulating layer The opening of the opening is exposed, because 2 static electricity can be quickly discharged to the grounding voltage through the electrostatic discharge line and the protective line to avoid static damage to components in the touch panel. Thus, the touch panel has better display quality and longer display. The above-mentioned features and advantages of the present invention are more apparent and easy to understand. The following embodiments are described in detail with reference to the accompanying drawings. FIG. 1 is a top view of a touch panel according to an embodiment of the present invention, and FIG. 1A is a cross-sectional view along the line Γ-Γ of FIG. 1. Please refer to FIG. 1 and FIG. The touch panel 10 includes a substrate 100, a touch element array 110, a plurality of first and second leads 126, 136, an electrostatic discharge line 140, a circuit board 150, a sensing circuit 152, a first guard line 154, and an insulating layer 16. The substrate 100 has an active region 1〇2 and a peripheral region 1〇4, and the peripheral region 1〇4 has a bonding region 1〇6. In the embodiment, the substrate 100 is, for example, a rigid substrate or a flexible substrate. 1〇4 is located around the active area 1〇2. The junction area 106 is located in the peripheral area 104, so the junction area 106 is located at one side of the active area 102. The touch element array 110 is disposed in the active area of the substrate 100. In the first embodiment, the touch sensing device array 110 includes a plurality of first sensing series 12 〇 and a plurality of first sensing series 130. In this embodiment, the first sensing series 120 is disposed on the substrate. 100, and the first sensing series 120 are parallel to each other. The first sensing series is 120 cases If the plurality of first sensing pads 22 are included, the first sensing pads 122 are connected to the plurality of first 8 M434257 bridge wires 124 ′ first bridge wires 124. In the present example, the material of the 帛-sensing 塾 122 For example, it includes a transparent conductive oxide, and the material of the first bridge 124 is, for example, a metal. In practice, the metal includes ingot, copper, indium, her alloy, titanium, titanium alloy, silver-silver-palladium alloy or the combination thereof. The transparent conductive oxide includes indium oxide, oxidized sulphur, or the combination thereof. In this embodiment, the second sensing series 13〇 are disposed on the substrate 1〇〇, and the second sensing series 130 are parallel to each other, and the first The direction in which the sensing series 12〇 extends is the father's direction of extension of the second sensing series 13〇. The first sensing series 120 extends, for example, along the first direction D1, and the second sensing series 130 extends, for example, along the second direction D2, the first sensing series 12 〇 and the second sensing series 130 are mutually Electrical insulation. In the present embodiment, the first direction D1 is, for example, the X-axis direction, and the second direction D2 is, for example, the γ-axis direction. In the present embodiment, the second sensing series 13A includes, for example, a plurality of second sensing pads 132 and a plurality of second bridge wires 134, and the second bridge wires 134 are connected to the second sensing pads 132. In the present embodiment, the material of the second sensing pad 132 is, for example, the same as that of the bridge-bridge 134, such as a transparent conductive oxide. The first and second leads 126, 136 are located in the peripheral region 1 〇 4, wherein the first one, the first lead 126, 136 is, for example, one end of the corresponding one of the first and second sensing series 120, 130 Electrically connected and extending to the lands 106. In detail, the first and second leads 126, 136 include, for example, a plurality of first leads 126 and a plurality of second leads 136. The first lead 126 is disposed on the substrate 100, wherein each of the first leads 126 is electrically connected to one end of the corresponding one of the first sensing series 120 and extends to the bonding area 1〇6. 9 = 7 ί ' The first sense series 12 is electrically connected to the sense through the first lead 12 6 . The second lead 136 is disposed on the substrate 100, wherein the mother mountain first lead 136 is electrically connected to one of the corresponding second sensing series, and the J-cut end is extended to the joint area. In this way, the second sensing series 1^30 is electrically connected to the sensing circuit via the second lead 136. The electrostatic discharge line 14G is located in the peripheral region 104 and surrounds the touch element array 110' wherein the electrostatic discharge line 14 is electrically insulated from the touch element array 11A. In the present embodiment, the electrostatic discharge line 14G includes, for example, a loop line in which the both ends of the loop wire _ extend to the land 106 of the substrate 100. The 'electrostatic discharge line 14' is made of a conductive material having a low impedance. Moreover, the electrostatic discharge line 140 generally has an appropriate line width, so the impedance of the electrostatic discharge line 14 turns less than the resistance of the touch element array 11 . In the present embodiment, the electrostatic discharge line 140 and the first bridge wire 124 can be made by the same-channel mask, so the electrostatic discharge line 140 can have the same material as the first bridge wire 124, such as Shao, copper, turn, Pinning alloy, titanium, gambling alloy, silver, money alloy or a combination of the above. Of course, in other embodiments, the electrostatic discharge line can also be fabricated with the first, second, and second bridge wires 134. However, the transparent conductive oxide forming the first and second senses 122, 132 generally has a large impedance, and the electrostatic discharge line (10) is substantially located in the non-display area. Therefore, the touch is an opaque metal having a low enthalpy (IV). The line 140 is released. The circuit board 150 is bonded to the substrate 1 in the land 1 〇 6 . In the present embodiment, the circuit board 150 is, for example, a flexible circuit board (Fpc). The sensing circuit M434257 152 is disposed on the circuit board 15〇, and is electrically connected to the bonding wires 126 and 130. The second and the second wires are connected to the first and second wires. The second leads 126, 130 are electrically known in the junction area 106 as is well known to those skilled in the art, since the second generation == has a connection to the field. Rotten 1 Α towel tree (4) entity
152 路154配置於電路板150上且與感測電路 經始綠邑。帛一防遵線路154於接合區106中與靜電 釋=線=140電性連接，且連触第一接地電壓VGND。詳 =之’靜電釋放線路14〇例如是透過電路板15〇的擬接腳 U，my pm)(未綠示)與第一防護線路154電性連接。在本 一知例中’感測電路152例如是連接至第二接地電壓，第 ，也電壓與第—接地電壓v_不同。第二接地電壓例 °疋糸統接地電壓。在—實補巾，第—接地電壓與第二 接地，壓未電性連接。在本實施例中，第一防護線路154 例如疋包括環形線路，圍繞於感測電路152。第一防護線 路丨54的材料例如是具低阻抗的金屬材料，諸如銅。 絕緣層160配置於電路板150上，覆蓋感測電路152 ,第一防護線路154，具有暴露出第一防護線路154的至 少一開口 162。在本實施例中，絕緣層16〇例如是具有多 固開口 162 ’其分別暴露出位於相對兩側的第—防護線路 154° —般來說’絕緣層16〇可以是電路板15〇本身的覆蓋 層或者是額外形成的絕緣層，絕緣層160的材料例如是矽 鋼(SR)、聚酿亞胺斤吻㈤如，pi)或其他適合的材料。其 11 M434257 開口 162的寬度例如是實質上與第一防護線路1 線寬相同或小於第一防缚雄玫 ' Η , π 才濩線路154的線覓。值得注意的 不靜雷，置通常是預先製作在絕緣層160令，而 成：上：:問題時才根據靜電放電破壞的位置來形 4、 62β再者，在一實施例中（未繪示），電路板bo - ΓΓί有雙層板結構，其中第—防護線路154形成於第 -土板n板之間，以及絕緣層16 美 咖口形成於絕緣層160與第二基板中，= 中。防遵線路154。換言之’本創作可應用於各種電路板 雷執2實施例中，開口 162中更配置有導電墊164，導 蕾 ㈣開口 162與第-防護線路154電性連接。導 =164的材料例如是具低阻抗的金屬材料，諸如銅。在 例中，靜電釋放線路刚、第—防護線路154以及 H 構成錄抗放電_，靜電會透佩低阻抗放 =地放電至第一接地電壓ν_。特別一提的是， 、、在本實施例中是以於開口 162中設置導電塾164為 列’但本創作不限於此。換言之，在其他實施例中，也可 j略導㈣164的設置，使第—防護線路154經由開口 暴露，如此靜電釋放線路140與第一防護線路154亦 可，成低阻抗放電路徑’使靜電會透過此低阻抗放電路徑 迅速地放電至第一接地電壓V(}nd。 m在本具施例中’靜電釋放線路140圍繞觸控元件陣列 且經由電路板150上的第一防護線路154連接至第一 12 M434257 接地電壓VGND。如此一來，外部的靜 =放線!14。與第—防護線路154有效== ==，如此-來，能避免靜== 歹Π10而扣壞第—、第二感測墊122、132The 152 way 154 is disposed on the circuit board 150 and is green with the sensing circuit. The first anti-compliance line 154 is electrically connected to the electrostatic discharge = line = 140 in the junction region 106, and is in contact with the first ground voltage VGND. For example, the 'electrostatic discharge line 14' is electrically connected to the first protection line 154 through a dummy pin U, my pm (not shown) through the circuit board 15A. In the present example, the sensing circuit 152 is, for example, connected to the second ground voltage, and the voltage is different from the first-ground voltage v_. The second grounding voltage is the grounding voltage. In the actual patch, the first ground voltage is connected to the second ground, and the voltage is not electrically connected. In the present embodiment, the first guard line 154, for example, includes a loop line that surrounds the sensing circuit 152. The material of the first guard line 54 is, for example, a metal material having a low impedance such as copper. The insulating layer 160 is disposed on the circuit board 150 and covers the sensing circuit 152. The first protection circuit 154 has at least one opening 162 exposing the first protection circuit 154. In the present embodiment, the insulating layer 16 is, for example, having a multi-solid opening 162' which exposes the first protective line 154 on opposite sides, respectively. The insulating layer 16 can be the circuit board 15 itself. The cover layer is either an additionally formed insulating layer, and the material of the insulating layer 160 is, for example, a steel (SR), a polystyrene (5), for example, pi) or other suitable material. The width of the 11 M434257 opening 162 is, for example, substantially the same as or smaller than the line width of the first guard line 1 Η , π 濩 line 154. It is worth noting that the static lightning is usually pre-made in the insulating layer 160, and the above::: The problem is based on the position of the electrostatic discharge damage. 4, 62β, in an embodiment (not shown) The circuit board bo - ΓΓί has a double-layer board structure, wherein the first protection line 154 is formed between the first-soil board n-plate, and the insulating layer 16 is formed in the insulating layer 160 and the second substrate, . Anti-compliance line 154. In other words, the present invention can be applied to various circuit boards. In the embodiment of the reticle 2, the opening 162 is further provided with a conductive pad 164, and the bud (4) opening 162 is electrically connected to the first guard line 154. The material of the guide = 164 is, for example, a metal material having a low impedance such as copper. In the example, the electrostatic discharge line, the first guard line 154, and the H constitute a recording discharge _, and the static electricity is discharged through the low impedance discharge to the first ground voltage ν_. In particular, in the present embodiment, the conductive crucibles 164 are disposed in the opening 162 as the column ', but the present invention is not limited thereto. In other words, in other embodiments, the arrangement of the (four) 164 may also be omitted, so that the first protection circuit 154 is exposed through the opening, so that the electrostatic discharge line 140 and the first protection circuit 154 may also form a low-impedance discharge path to make the static electricity The low-impedance discharge path is rapidly discharged to the first ground voltage V(}nd. In the present embodiment, the electrostatic discharge line 140 surrounds the touch element array and is connected to the first guard line 154 on the circuit board 150 to The first 12 M434257 ground voltage VGND. In this way, the external static = pay line! 14 and the first - protective line 154 effective == ==, so - can avoid static == 歹Π10 and deduct the first -, the first Two sensing pads 122, 132
觸，面板1G具妹佳的制能力與齡品質。特別是，2 二第-防護線=154圍繞細電路152讀桃緣層⑽ 中幵”62暴露’ ϋ此可進—步避域測電路152受到靜 毛破壞，進而提升觸控面板1〇的顯示品質與使用壽命。 為了進一步提升靜電釋放線路14〇盥第— ⑼的放電效果，可以針對第一防護線路丄= 以设计。舉例來說，在一實施例中，如圖2所示，可使第 濩線路154與二極體156連接，以進一步連接至系統 電壓VDD。如此一來，當靜電帶負電時，靜電會透過路徑 A放電至第一接地電壓Vgnd，當靜電帶正電時，靜電會透Touch, panel 1G has the ability and age of the sister. In particular, the 2nd - protection line = 154 is read around the thin circuit 152 to read the 缘 "62 exposed" in the peach edge layer (10), and the traversing circuit 152 is subjected to static hair damage, thereby improving the touch panel 1 Display quality and service life. In order to further improve the discharge effect of the electrostatic discharge line 14 (9), it may be designed for the first protection circuit 。 = for example. In an embodiment, as shown in FIG. 2 The second line 154 is connected to the diode 156 to be further connected to the system voltage VDD. Thus, when the static electricity is negatively charged, the static electricity is discharged through the path A to the first ground voltage Vgnd, when the static electricity is positively charged, Static electricity will pass through
過路徑B放電至系統電壓vdd，以有效地對正電荷及負電 荷進行放電。 在上述的實施例中，是經由第一防護線路154將靜電 導至電路板150的第一接地電壓Vgnd，但本創作不限於 此。在一實施例中’如圖3所示，顯示面板1〇例如是更包 括主機板170與第二防護線路172，第二防護線路172配 置於主機板170上且與第一防護線路154電性連接，其中 第一防護線路154經由第二防護線路172連接至第一接地 電壓vGND。在本實施例中’經由第二防護線路172將靜電 13 M434257 導至主機板170的接地電壓，其中主機板17〇通常 與鐵框等構件連接大地以達到接地。 m曰 在-實施例中，如圖4所示，可使第二防護線路172 與二極體174連接，以進一步連接至系統電壓v如。如此 一來，當靜電帶負電時，靜電會透過路徑c放電至第— 地電麗vGND，當靜電帶正電時’靜電會透過路徑d放電 至系統電壓VDDyx有效地對正電荷及負電荷進行放電。 此外，如圖5所示，可以進一步使第二防護線路μ與二 極體174及稽納二極體176連接，其中稽納二極體⑺ 接於系統電壓vDD與第三接地電壓v，gnd之間。 來’靜電可透過稽納二極體176宣洩至接地電壓。The path B is discharged to the system voltage vdd to effectively discharge the positive and negative charges. In the above embodiment, the first ground voltage Vgnd is conducted to the circuit board 150 via the first guard line 154, but the present creation is not limited thereto. In an embodiment, as shown in FIG. 3, the display panel 1 includes, for example, a motherboard 170 and a second protection circuit 172. The second protection circuit 172 is disposed on the motherboard 170 and electrically connected to the first protection circuit 154. The connection, wherein the first guard line 154 is connected to the first ground voltage vGND via the second guard line 172. In the present embodiment, the static electricity 13 M434257 is conducted to the ground voltage of the motherboard 170 via the second guard line 172, wherein the motherboard 17 is normally connected to a ground such as an iron frame to reach the ground. In the embodiment, as shown in FIG. 4, the second guard line 172 can be connected to the diode 174 for further connection to the system voltage v. In this way, when the static electricity is negatively charged, the static electricity is discharged to the first ground electricity vGND through the path c. When the static electricity is positively charged, the static electricity is discharged through the path d to the system voltage VDDyx to effectively perform the positive and negative charges. Discharge. In addition, as shown in FIG. 5, the second protection line μ may be further connected to the diode 174 and the sigma diode 176, wherein the sigma diode (7) is connected to the system voltage vDD and the third ground voltage v, gnd between. The 'electrostatic electricity can be vented to the ground voltage through the Zener diode 176.
當靜電帶貞電時，靜電會透過路彳放電至第―接地 Vgnd ’當靜f帶正電時’靜電會透過路徑F 地電壓V，㈣’以有效地對正電荷及負電荷進行放= 「方面’如圖6所示’第二防護線路m也可以 170的螺絲孔178連接，其中第—防護鱗154瘦由^板 防護線路172與螺絲孔⑺連接至第一接土也電屋v弟二 吕之，在本實施例中，靜電釋放線路14 板170的螺絲孔178等系統機構接地。疋碏由名如主機 綜上所述，於本創作之觸控面板 繞觸控元件陣列，且經由電路板上丄==線路圍 電壓。如此一來，外部的靜電放電電荷能麫 至接地 路與防護線路有效放電並傳導至接地處。 之…：：線 放線路與防護線路形成低阻抗放電路#，如二—來，= M434257 免靜電流入觸控元件陣列 面板具有較佳的感測能力*讀感測墊等構件，使得觸控 線路圍繞感測電路且缒由1、.’"員不0口貝。特別是，由於防護 步避免感測電路受到靜電=緣層的開°暴露’因此可進-品質與使用壽命。 壞，進而提升觸控面板的顯示 另一方面，可藉由將雷 至主機板上⑽護線路 的防護線路進一步連接 此外，可藉域靜後/電導至域板的接地電壓。 電何可以分別放電至系统雷 吏仔正電何及負 電何透過稽納二極體放電至接地電壓。/ 乂使 产接：ί觸:於ΓΓ較線路可以與感測串列的感測塾、 列的其他構件一起製作，也就是使用 α、先罩來形成靜電釋放線路，因此實質上不會大幅择 加觸控面板的製作成本與製作時間。 曰 雖然本創作已以實施例揭露如上，然其並非用以限定 本創作，任何所屬技術領域中具有通常知識者，在不脫離 本創作之精神和範_，當可作齡之更動與潤飾，故本 創作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1Α是依照本創作之一實施例之觸控面板的上視示 意圖。 圖1Β是沿圖1Α之Ι-Γ的剖面示意圖。 圖2是依照本創作之一實施例之觸控面板的上視示意 圖。 15 M434257 圖3是依照本創作之一實施例之觸控面板的上視示意 圖。 圖4是依照本創作之一實施例之觸控面板的上視示意 圖。 圖5是依照本創作之一實施例之觸控面板的上視示意 圖。 圖6是依照本創作之一實施例之觸控面板的上視示意 圖。 【主要元件符號說明】 10 :觸控面板 100 :基板 102 :主動區 104 :周邊區 106 :接合區 110 :觸控元件陣列 120 :第一感測串列 122 :第一感測墊 124 :第一橋接線 126 :第一引線 130 :第二感測串列 132 :第二感測墊 134 :第二橋接線 136 :第二引線 16 M434257 140 :靜電釋放線路 150 :電路板 152 :感測電路 154 :第一防護線路 156、174 :二極體 160 :絕緣層 162 :開口 164 :導電墊 170 :主機板 172 :第二防護線路 176 :稽納二極體 178 :螺絲孔 A〜F :路徑 D1 :第一方向 D2 :第二方向When the static electricity is charged, the static electricity will be discharged through the path to the first ground. Vgnd 'When the static f is positively charged, the static electricity will pass through the voltage F of the path F, (4) 'to effectively discharge the positive and negative charges = "Aspect" as shown in Fig. 6 'the second protective line m can also be connected with the screw hole 178 of the 170, wherein the first protective scale 154 is connected to the first grounding and the electric housing v by the protective circuit 172 and the screw hole (7). In the present embodiment, the system of the screw holes 178 of the plate 122 of the electrostatic discharge circuit 14 is grounded. The name is as described in the main assembly, and the touch panel of the present invention is wound around the touch element array. And through the circuit board 丄 == line voltage. As a result, the external electrostatic discharge charge can be effectively discharged to the ground and protection lines and conducted to the ground. ...:: line and protection lines form a low impedance Put the circuit #, such as two - come, = M434257 static-free flow into the touch device array panel has better sensing ability * read the sensor pad and other components, so that the touch line surrounds the sensing circuit and is 1、 by 1,. '" The staff is not 0. Especially, because of the defense Steps to avoid the sensing circuit being exposed to static electricity = edge of the edge layer - so it can be - quality and service life. Bad, and thus improve the display of the touch panel, on the other hand, by pulling the lightning to the motherboard (10) In addition, the protective circuit can be further connected to the grounding voltage of the domain board after the static electricity/conductance. The electricity can be discharged separately to the system, and the negative current is discharged to the grounding voltage. Production connection: ί touch: The ΓΓ ΓΓ line can be made with the sensed series of sensing 塾, other components of the column, that is, the use of α, first cover to form an electrostatic discharge line, so substantially no choice The manufacturing cost and production time of the control panel. Although the present invention has been disclosed above by way of example, it is not intended to limit the present creation, and any person having ordinary knowledge in the technical field does not deviate from the spirit and scope of the present invention. It can be used as a change and retouching of the age. Therefore, the scope of protection of this creation is subject to the definition of the patent application scope attached. [Simplified illustration] Figure 1 is implemented in accordance with one of the creations. Figure 1 is a cross-sectional view of the touch panel of Figure 1 in an embodiment of the present invention. Figure 2 is a top view of a touch panel in accordance with one embodiment of the present invention. 4 is a top view of a touch panel in accordance with an embodiment of the present invention. FIG. 5 is a top plan view of a touch panel in accordance with an embodiment of the present invention. 6 is a top view of a touch panel according to an embodiment of the present invention. [Main component symbol description] 10: Touch panel 100: substrate 102: active region 104: peripheral region 106: junction region 110: touch Element array 120: first sensing series 122: first sensing pad 124: first bridge line 126: first lead 130: second sensing series 132: second sensing pad 134: second bridge line 136 : second lead 16 M434257 140 : electrostatic discharge line 150 : circuit board 152 : sensing circuit 154 : first guard line 156 , 174 : diode 160 : insulating layer 162 : opening 164 : conductive pad 170 : motherboard 172 : Second guard line 176: Jenus diode 178: screw hole A~F: path D1: first direction D2: second direction
Vdd ·糸統電麼Vdd · What is the power?
Vgnd .第一接地電壓 V’GND :第三接地電壓 17Vgnd. First ground voltage V'GND: third ground voltage 17
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| CN103324341A (en) * | 2013-06-07 | 2013-09-25 | 业成光电（深圳）有限公司 | Touch panel and electronic device provided with same |
| CN103488333A (en) * | 2013-06-11 | 2014-01-01 | 友达光电股份有限公司 | Touch panel and manufacturing method of touch display panel |
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