TWM443888U - Touch panel having line breakage preventing structure - Google Patents

Touch panel having line breakage preventing structure Download PDF

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Publication number
TWM443888U
TWM443888U TW101212078U TW101212078U TWM443888U TW M443888 U TWM443888 U TW M443888U TW 101212078 U TW101212078 U TW 101212078U TW 101212078 U TW101212078 U TW 101212078U TW M443888 U TWM443888 U TW M443888U
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Taiwan
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touch panel
shielding layer
layer
signal line
sensing
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TW101212078U
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Chinese (zh)
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Wen-Jen Hsieh
Feng-Chin Tang
Wen-Chin Hung
Shu-Ting Sung
Yi-Peng Kuo
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Chunghwa Picture Tubes Ltd
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Priority to TW101212078U priority Critical patent/TWM443888U/en
Publication of TWM443888U publication Critical patent/TWM443888U/en

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M443888 五、新型說明: ^ · 【新型所屬之技術領域】 本創作係關於一種觸控面板,特別是有關於一種防斷線結 構之觸控面板。 ‘ 【先前技術】 • 觸控顯示器已普遍的應用於各類電子裝置中,例如行動電 話、個人數位助理(Personal Digital Assistant,PDA)、MP3 音樂 播放器或平板電腦等電子裝置。觸控顯示器將觸控技術(例如 φ 電阻式、電容式觸控技術)與液晶顯示器相互結合,具有簡單 而直覺性的操作優勢,因此已逐漸取代實體按鍵。 ' 在觸控顯示器中,除了液晶顯示器外,尚需一觸控面板的 配合。常見的觸控面板包括一基板、一觸控感應結構及一遮蔽 層,該觸控感應結構係包含觸控感應層及訊號線。於製造前述 觸控面板時,普遍係將觸控感應層形成在基板表面之中間區 域,訊號線的一端設置於該觸控感應層的邊緣且向外延伸。遮 蔽層則係設置於該基板與該訊號線之間且圍繞於該觸控感應 層,用以遮蔽該訊號線。因遮蔽層所使用之遮蔽材料需具備一 定量才有遮蔽的效果,故所形成之遮蔽層至少具有一定的厚度 • (該厚度例如為3微米)。· 請參閱第一圖,其係為習知觸控面板1’的上視圖,該觸控 — 面板1’係包括一基板10’、一觸控感應層20’、至少一訊號線 30’及一遮蔽層40’。請繼續參閱第二圖及第三圖,第二圖係習 知觸控面板沿第一圖之A-A’剖面線所取之剖視圖,可以了解 - 該遮蔽層40’係設置於該基板10’之表面,而該訊號線30’的一 . 部分跨越該遮蔽層40’的底面(圖中未標示);第三圖則係習知 觸控面板沿第一圖之B-B’剖面線所取之剖視圖,該基板10’ 包含位於中央的一感測區10a’以及圍繞於該感測區10a’外之 一非感測區l〇b’。該觸控感應.層20’係設置於該基板10’的該 3 感測區10a’之表面。該遮蔽層40’則係設置在該基板10’的該 非感測區10b’之表面且圍繞於該觸控感應層20’,該遮蔽層40’ 之厚度遠大於該觸控感應層20’之厚度,因而該遮蔽層40’與 該觸控感應層· 20’之間具有相當大的斷差。該一訊號線30’的 一端係連接於該觸控感應層20’之邊緣,其另一端則係延伸於 該非感測區l〇b’之該基板10’的表面邊緣。該訊號線30’係由 該感測區l〇a’之觸控感應層20’的邊緣延伸並跨越位於該非感 測區10b’之遮蔽層40’的底面40Γ。 基於前述結構,如第三圖所示,該遮蔽層40’之厚度遠大 於該觸控感應層20’之厚度,且該遮蔽層40’之兩相對側壁400’ 均為垂直面,故該訊號線30’於跨越該遮蔽層40’時,會使得 該訊號線30’上升與下降的坡度較陡,且該訊號線30’與該遮 蔽層40’的側壁400’之間具有空隙,而導致訊號線30’易產生 斷裂的問題,從而降低產品之良率。 因此,有必要提供一種改良的觸控面板,以解決上述之問 題。 【新型内容】 有鑑於上述習知技術存在之問題,本創作目的在於提供一 種防斷線結構之觸控面板,其係對於遮蔽訊號線之遮蔽層的結 構進行改良,從而改善訊號線斷線的問題。 為達成上述目的,本創作提供一種防斷線結構之觸控面 板,該結構包括:一基板,該基板包含位於中央的一感測區以 及圍繞於該感測區外之一非感測區;一觸控感應層,設置於該 基板的該感測區之一表面;至少一訊號線’該訊號線的一端係 連接於該觸控感應層之邊緣,且向外延伸至該非感測區;以及 一遮蔽層,設置在該非感測區之該基板及該訊號線之間,且圍 繞於該觸控感應層,該遮蔽層設置有至少一防斷線結構,其中 該訊號線係經由該遮蔽層的該防斷線結構而從該觸控感應層 之邊緣延伸至該非感測區。 在本創作的一實施例中 之一溝槽。 在本創作的一實施例中 在本創作的一實施例中, 在本創作的一實施例中, 該防斷線結構係設置於該遮蔽層 該溝槽的兩相對侧壁呈垂直狀。 該溝槽的兩相對側壁呈斜坡狀。 該溝槽底部的該遮蔽層之厚度範 圍介於0,5微米至2.5微米之間。 在本創作的一實施例中,該防斷線結構為該遮蔽層的一部 分’該防斷線結構的兩相對侧壁呈斜坡狀。 在本創作的一實施例中,該兩相對側壁的傾斜角為 10度至80度之間。 在本創作的一實施例中,該防斷線結構之該兩相對侧壁連·. 接至一底面處呈圓弧狀。 相較於先前技術,本創作防斷線結構之觸控面板係藉由在 訊號線與遮蔽層之重疊區域,設置至少一防斷線結構於該重疊 區域之遮蔽層的表面,該防斷線結構可以解決訊號線斯裂之g 題’從而增加產品之良率。 【實施方式】 為詳細說明本創作之技術内容、構造特徵、所達成目的及 功效’以下茲舉例並配合圖式詳予說明。 .. 凊參閱第四圖及第五圖,分別顯示本創作一實施例中觸控 面板1之上視圖,以及基板10所包含之感測區及非感測區之 上視圖。 該觸控面板1包括:一基板10、一觸控感應層2〇、至少 一 sfl號線30及一遮蔽層40。該基板1〇包含位於中央的一威 測區10a以及圍繞於該感測區i〇a外之一非感測區1〇b,該基 板10例如為玻璃基板。該觸控感應層2〇係設置於該基板1〇 的該感測區l〇a之表面,該觸控感應層2〇包括複數個感應單 元(圖中未標示)’用來感應使用者對於該觸控面板1觸控。該 訊號線30的一端連接於該觸控感應層2〇的邊緣,且向外延伸 至位於該非感測區10b之基板10(視設計之需求,亦可為該遮 蔽層40)的表面,用以傳輸該觸控感應層20之一觸控訊號。該 遮蔽層40則係設置在該非感測區l〇b之基板10及該訊號線 30之間’且同時圍繞於該觸控感應層20,該遮蔽層40的設置 作用係為遮蔽該訊號線30,以達到美觀之需求。其中,該遮 蔽層40設置有一防斷線結構41,該防斷線結構41為該遮蔽 層40的一部分’該訊號線30係經由該遮蔽層4〇的該防斷線 結構41而從該觸控感應層20之邊緣跨越至該非感測區1〇1)之 基板10的表面。該遮蔽層40及其防斷線結構41可以係利用 多灰階光罩製程(Multi-tone mask prcicess)所形成,且其係一負 光阻型絕緣材料’以下舉出三種實施例來加以說明該防斷線結 構41之構造。 [實施例1】 本創作防辦線結構41的第一種實施例,請參閱第六圖及 第七圖,第六圖係本創作第一實施例中沿第四圖之A_A,剖面 線所取之剖視圖,可以了解該遮蔽層4〇係設置於該基板1〇之 表面,而該訊號線30的一部分跨越該遮蔽層4〇的底面(圖中 未標示);第七圖係本創作第一實施例中沿第四圖之BB,剖 ,線所取之剖視圖,該防斷線結構51與遮蔽層4〇的其他部份 等厚,而該防斷線結構51的兩相對側壁51〇呈斜坡狀,而其 他部分的遮蔽層40的兩相對側壁可以同為斜坡狀或為垂直 狀。該防斷線結構51之該兩相對側壁51〇的傾斜角為介於1〇 度至80度之間,亦即,该防斷線結構5丨之該兩相對側壁$ 1 〇 連接至底面511處的央角則係介於1〇〇度至17〇度之間, 訊號線30是經由該防斷線結構51從感測區i〇a延伸跨越至= 感測區 ’前述防斷線結構51之該兩相對㈣51〇連接至 的ίϋ11處亦可為^弧狀。本實施例係藉由防斷線結構51 土 =狀之該兩相對側壁51〇去支樓該訊號線3〇 決訊號線30斷裂之問題❶ 而解 [實施例2] 本創作防斷線結構41的第二種實施爿,請參閱第八圖及 苐九圖’第人圖係本創作第二實施例"第四圖之α·α,剖面 線所取之剖視圖’可以了解該遮蔽層4〇係設置於該基板⑺之 表面上且遮蔽層4G具有-防斷線結構6卜該防斷線結構61 係在5亥遮蔽層40中形成一溝槽61〇,該溝槽61〇係橫跨該遮 蔽層4〇的兩相對側壁(圖中未標示),而該訊號線30的-部分 跨^防斷線結構61之溝槽底部611,該溝槽底部6ιι之厚 度範圍較佳係介於〇 5微米(Micrometer)至2.5微米之間;第九 圖係本創作第二實施例中沿第四圖;^ B B,剖面線所取之剖 視圖,該防斷線結構61之溝槽底部011 (請對照第八圖)之厚 度小於其他未設有溝槽61〇的遮蔽層4〇,該溝槽底部6ιι的 兩相對側』611 〇呈垂直狀,而該訊號線3 〇是經由該溝槽6工〇 從感測區10a延伸跨越至非感測區l〇b。本實施例係藉由在該 遮蔽層40的表面設置一橫跨該遮蔽層40的兩相對側壁6110 之/冓乜610,而遠訊號線3〇是經由該溝槽61〇從感測區 延伸至非感測區l〇b,由於該訊號線3〇通過該遮蔽層4〇處(亦 即,溝槽610)的厚度減低,因此可減緩該訊號線3〇在跨越 遮蔽層40時上升與下降的坡度,從而避免訊號線3 〇斷裂之問 題。 [實施例3] 本創作防斷線結構41的第三種實施例,請參閱第十圖及 第十圖,第十圖係本創作第三實施例中沿第四圖之A-A,剖 面線所取之剖視圖’可以了解該遮蔽層4〇係設置於該基板1〇 之表面,且遮蔽層4〇具有一防斷線結構71,該防斷線結構71 係在該遮蔽層4〇中形成一溝槽71〇,該溝槽710係橫跨該遮 蔽層40的兩相對側壁(圖中未標示),而該訊號線3〇的一部分 跨越該防斷線結構71之溝槽底部711,該溝槽底部711之厚 度範圍較佳係介於〇 5微米(Micr〇meter)l 2 5微米之間;第十 一圖係本創作第三實施例中沿第四圖之b_b’剖面線所取之 M443888 剖視圖,該溝槽底部711的厚度小於其他遮蔽層4〇 ,除此之 外,該溝槽底部711的兩相對側壁711〇呈斜坡狀,且該兩相 對側壁7110的傾斜角為介於1〇度至8〇度之間,亦即該溝槽 底部711之該兩相對侧壁711〇連接至底面7111處的夾角則係 介於100度至170度之間,而該訊號線3〇是經由該溝槽底部 711從感測區10a延伸跨越至非感測區1〇b,前述溝槽底部711· 之該兩相對側壁7110連接至一底面7111處亦可為圓弧狀。本 實施例係藉由該訊號線30通過該遮蔽層4〇處(亦即該溝槽 710)的厚度減低,該訊號線3〇上升與下降的坡度得以減緩., 同時因溝槽底部711之兩相對側壁711〇呈斜坡狀,可以支撐 行經的該訊號線30,從而能更有效地防止訊號線3〇斷裂之問 題0 Π斤〜〔,本創作防斷線結構之觸控面板係藉由在該訊贺 線=與該遮蔽層40之重疊區域,設置一防斷線結構41於驾 重豐區域之遮蔽層40的表面,該防斷線結構51、61、71可心 解決訊號線30斷裂之問題,從而增加產品之良率。另外,才 創作防斷線結構之觸控面板,由於該防斷線結構6ι、乃可以 係一具有溝槽610、710之遮蔽層40,在塗佈絕緣材料於該顧 控面板1之下表面,所形成之保護'絕緣層(圖巾未標示)相較炉 習知技術更具有較佳的附著性。 、 雖然本創作已難佳實施例揭露如上,然其並非用以限 本創作,本創作所屬技術領域中具有通常知識者,在* 創叙精神和範_,當可作各種之更動與潤飾,因此 之保護範圍當視後附之中請專利範圍所界^者為準。 【圖式簡單說明】 第一圖為習知觸控面板之上視圖。 ί ^圖為習知觸控面板沿第一圖之Α_Α,剖面線所取之剖 第三圖為習知觸控面板沿第一圖之Β·β,剖面線所取之剖 8 視圖。 第四圖為本創作實施例中觸控面板之上視圖。 第五圖為本創作實施例中基板所包含之感測區及非感測 區之上視圖。 第六圖為本創作第一實施例中沿第四圖之A A,剖面線所 取之剖視圖。 第七圖為本創作第一實施例中沿第四圖之B B,剖面線所 取之剖視圖。 第八圖為本創作第二實施例中沿第四圖之A A,剖面線所 取之剖視圖。 第九圖為本創作第二實施例中沿第四圖之B_B,剖面線所 取之剖視圖。 第十圖為本創作第三實施例中沿第四圖之A A,剖面線所 取之剖視圖。 第十一圖為本創作第三實施例中沿第四圖之B_B,剖面線 所取之剖視圖。 【主要元件符號說明】 1 習知觸控面板 10’ 基板 10a’感測區 l〇b’非感測區 2〇’觸控感應層 30’ 訊號線 40’遮蔽層 400’側壁 4〇1’底面 1 觸控面板 基板 10a 感測區 10b 非感測區 20 觸控感應層 30 訊號線 40 遮蔽層 41、51、61、71防斷線結構 510、6110、7110 側劈 511 ' 7111 底面 610、710 溝槽 611、711溝槽底部 • 9M443888 V. New Description: ^ · [New Technology Area] This creation is about a touch panel, especially a touch panel with a broken structure. ‘ 【Prior Art】 • Touch displays are commonly used in a variety of electronic devices, such as mobile phones, personal digital assistants (PDAs), MP3 music players, or tablets. Touch displays combine touch technology (such as φ resistive and capacitive touch technology) with liquid crystal displays, which have simple and intuitive operational advantages, and have gradually replaced physical buttons. In the touch display, in addition to the liquid crystal display, a touch panel is required. A common touch panel includes a substrate, a touch sensing structure, and a shielding layer. The touch sensing structure includes a touch sensing layer and a signal line. When the touch panel is manufactured, the touch sensing layer is generally formed in the middle of the surface of the substrate, and one end of the signal line is disposed at an edge of the touch sensing layer and extends outward. The shielding layer is disposed between the substrate and the signal line and surrounds the touch sensing layer for shielding the signal line. Since the masking material used for the shielding layer needs to have a certain amount of shielding effect, the shielding layer formed has at least a certain thickness. (The thickness is, for example, 3 micrometers). Please refer to the first figure, which is a top view of a conventional touch panel 1'. The touch panel 1' includes a substrate 10', a touch sensing layer 20', at least one signal line 30', and A masking layer 40'. Please refer to the second and third figures. The second figure is a cross-sectional view of the conventional touch panel taken along the line A-A' of the first figure. It can be understood that the shielding layer 40 ′ is disposed on the substrate 10 . a surface of the signal line 30' spanning the bottom surface of the shielding layer 40' (not shown); the third drawing is a conventional touch panel along the B-B' section line of the first figure In the cross-sectional view, the substrate 10' includes a sensing region 10a' located at the center and a non-sensing region 10b' surrounding the sensing region 10a'. The touch sensing layer 20' is disposed on the surface of the 3 sensing region 10a' of the substrate 10'. The shielding layer 40 ′ is disposed on the surface of the non-sensing area 10 b ′ of the substrate 10 ′ and surrounds the touch sensing layer 20 ′. The thickness of the shielding layer 40 ′ is much larger than that of the touch sensing layer 20 ′. The thickness, and thus the shielding layer 40' and the touch sensing layer 20' have a considerable gap. One end of the signal line 30' is connected to the edge of the touch sensing layer 20', and the other end extends to the surface edge of the substrate 10' of the non-sensing area lb'. The signal line 30' extends from the edge of the touch sensing layer 20' of the sensing area 10a' and across the bottom surface 40 of the shielding layer 40' of the non-sensing area 10b'. Based on the foregoing structure, as shown in the third figure, the thickness of the shielding layer 40' is much larger than the thickness of the touch sensing layer 20', and the two opposite sidewalls 400' of the shielding layer 40' are vertical planes, so the signal When the line 30 ′ spans the shielding layer 40 ′, the gradient of the rising and falling of the signal line 30 ′ is steep, and there is a gap between the signal line 30 ′ and the sidewall 400 ′ of the shielding layer 40 ′, resulting in The signal line 30' is prone to breakage, thereby reducing the yield of the product. Therefore, it is necessary to provide an improved touch panel to solve the above problems. [New content] In view of the above problems in the prior art, the purpose of the present invention is to provide a touch panel with a broken structure, which improves the structure of the shielding layer for shielding the signal line, thereby improving the disconnection of the signal line. problem. In order to achieve the above object, the present invention provides a touch panel having a broken structure, the structure comprising: a substrate comprising a sensing area located at a center and a non-sensing area surrounding the sensing area; a touch sensing layer is disposed on a surface of the sensing area of the substrate; at least one signal line is connected to an edge of the touch sensing layer and extends outward to the non-sensing area; And a shielding layer disposed between the substrate and the signal line of the non-sensing area, and surrounding the touch sensing layer, the shielding layer is provided with at least one anti-breaking structure, wherein the signal line is shielded by the shielding The anti-break structure of the layer extends from the edge of the touch sensing layer to the non-sensing area. One of the grooves in an embodiment of the present creation. In an embodiment of the present invention, in an embodiment of the present invention, in an embodiment of the present invention, the break line structure is disposed on the shielding layer, and the opposite sidewalls of the groove are vertical. The opposite side walls of the groove are sloped. The shielding layer at the bottom of the trench has a thickness ranging from 0,5 microns to 2.5 microns. In an embodiment of the present invention, the break line structure is a portion of the shield layer. The opposite side walls of the break line structure are sloped. In an embodiment of the present invention, the two opposing side walls have an angle of inclination of between 10 and 80 degrees. In an embodiment of the present invention, the two opposite side walls of the anti-break line structure are connected to a bottom surface in an arc shape. Compared with the prior art, the touch panel of the present anti-break structure has at least one anti-break structure disposed on the surface of the shielding layer of the overlapping region by overlapping the signal line and the shielding layer. The structure can solve the problem of signal line cracking, thus increasing the yield of the product. [Embodiment] The technical contents, structural features, achieved goals, and effects of the present invention are described in detail below, and are described in detail below with reference to the drawings. The fourth and fifth figures respectively show a top view of the touch panel 1 in an embodiment of the present invention, and a top view of the sensing area and the non-sensing area included in the substrate 10. The touch panel 1 includes a substrate 10, a touch sensing layer 2, at least one sfl line 30, and a shielding layer 40. The substrate 1 includes a centrally located test area 10a and a non-sensing area 1b surrounding the sensing area i〇a, such as a glass substrate. The touch sensing layer 2 is disposed on the surface of the sensing area 10a of the substrate 1 , and the touch sensing layer 2 includes a plurality of sensing units (not shown) to sense the user. The touch panel 1 is touched. One end of the signal line 30 is connected to the edge of the touch sensing layer 2 , and extends outward to the surface of the substrate 10 (which may also be the shielding layer 40 as required by the design) of the non-sensing area 10b. The touch signal of the touch sensing layer 20 is transmitted. The shielding layer 40 is disposed between the substrate 10 of the non-sensing area 10b and the signal line 30 and surrounds the touch sensing layer 20 at the same time. The shielding layer 40 is disposed to shield the signal line. 30, in order to achieve the aesthetic needs. The shielding layer 40 is provided with an anti-breaking structure 41. The anti-breaking structure 41 is a part of the shielding layer 40. The signal line 30 is connected to the anti-breaking structure 41 via the shielding layer 4 The edge of the control sensing layer 20 spans the surface of the substrate 10 of the non-sensing region 1〇1). The shielding layer 40 and the anti-breaking structure 41 can be formed by using a multi-tone mask prcicess, and it is a negative photoresist type insulating material. Three embodiments are described below. The construction of the anti-break structure 41. [Embodiment 1] Referring to a sixth embodiment and a seventh diagram of the first embodiment of the present invention, the sixth embodiment is a cross-sectional line along the fourth figure A_A in the first embodiment of the present creation. Taking a cross-sectional view, it can be understood that the shielding layer 4 is disposed on the surface of the substrate 1 , and a portion of the signal line 30 spans the bottom surface of the shielding layer 4 (not shown); In an embodiment, along the BB of the fourth figure, the cross-sectional view taken from the line, the anti-break structure 51 is equal to the other portions of the shielding layer 4, and the opposite side walls 51 of the anti-break structure 51 are The two opposite sidewalls of the shielding layer 40 of other portions may be sloped or vertical. The two opposite side walls 51 of the anti-break structure 51 have an inclination angle of between 1 and 80 degrees, that is, the two opposite side walls $ 1 〇 of the anti-break structure 5 are connected to the bottom surface 511. The central corner of the system is between 1 degree and 17 degrees, and the signal line 30 extends from the sensing area i〇a to the sensing area by the anti-breaking line structure 51. The two opposite (four) 51 〇 51 points to the ϋ 11 can also be ^ arc shape. This embodiment is solved by the problem that the two opposite side walls 51 of the anti-breaking structure 51 are in the form of a broken line of the signal line 3 and the signal line 30. [Embodiment 2] The anti-break structure of the present invention For the second implementation of 41, please refer to the eighth and the ninth figure, the second embodiment of the second embodiment of the present invention, the α·α of the fourth figure, and the cross-sectional view taken by the section line. 4〇 is disposed on the surface of the substrate (7) and the shielding layer 4G has an anti-breaking structure 6 which forms a groove 61〇 in the 5H shielding layer 40, and the groove 61 A plurality of opposite side walls (not shown) of the shielding layer 4 ,, and a portion of the signal line 30 spans the groove bottom 611 of the anti-breaking structure 61, and the thickness of the bottom portion of the groove 6 is preferably Between 5 micrometers and 2.5 micrometers; the ninth diagram is a fourth section of the second embodiment of the present invention; ^ BB, a cross-sectional view taken along the section line, the bottom of the trench of the anti-fault structure 61 The thickness of 011 (please refer to the eighth figure) is smaller than the other shielding layer 4〇 without the groove 61〇, and the opposite of the bottom of the groove 6 ι "611 square in a vertical shape, which is across the signal wire 3 billion via the groove 6 billion station 10a extending from the sensing region to the non-sensing region l〇b. In this embodiment, a surface 横跨 610 across the opposite sidewalls 6110 of the shielding layer 40 is disposed on the surface of the shielding layer 40, and the remote signal line 3 extends from the sensing region via the trench 61〇. Up to the non-sensing area l〇b, since the thickness of the signal line 3〇 through the shielding layer 4 (ie, the trench 610) is reduced, the signal line 3〇 can be slowed down when crossing the shielding layer 40. The slope is lowered to avoid the problem of signal line breakage. [Embodiment 3] For the third embodiment of the present anti-breaking structure 41, please refer to the tenth and tenth drawings. The tenth embodiment is the AA of the fourth embodiment in the third embodiment of the present invention. Referring to the cross-sectional view, it can be understood that the shielding layer 4 is disposed on the surface of the substrate 1 , and the shielding layer 4 has an anti-break structure 71, and the anti-break structure 71 forms a shielding layer 4 a trench 71 〇 spanning two opposite sidewalls (not shown) of the shielding layer 40, and a portion of the signal line 3 跨越 spans the trench bottom 711 of the anti-fault structure 71, the trench The thickness of the bottom portion 711 of the groove is preferably between 〇5 micrometers (Micr〇meter) 125 μm; the eleventh figure is taken along the b_b' section line of the fourth figure in the third embodiment of the present creation. M443888 is a cross-sectional view, the groove bottom 711 has a smaller thickness than the other shielding layers 4, except that the opposite side walls 711 of the groove bottom 711 are sloped, and the inclination angles of the two opposite side walls 7110 are between 1. Between the twist and 8 degrees, that is, the two opposite side walls 711 of the groove bottom 711 are connected to the bottom surface 7111 The angle is between 100 degrees and 170 degrees, and the signal line 3〇 extends from the sensing region 10a to the non-sensing region 1〇b via the trench bottom 711, and the groove bottom portion 711· The two opposite side walls 7110 are connected to a bottom surface 7111 and may also have an arc shape. In this embodiment, the thickness of the signal line 30 passing through the shielding layer 4 (ie, the trench 710) is reduced, and the slope of the rising and falling of the signal line 3 is slowed down, and at the same time, due to the bottom 711 of the trench The two opposite side walls 711 are sloped to support the signal line 30 passing through, so as to more effectively prevent the problem of the signal line 3 〇 0 〔 〔 〔 〔 〔 〔 本 本 本 本 本 本 本In the overlapping area of the message line = the shielding layer 40, an anti-breaking structure 41 is disposed on the surface of the shielding layer 40 of the driving heavy area, and the anti-breaking line structure 51, 61, 71 can solve the signal line 30. The problem of breakage, thereby increasing the yield of the product. In addition, the touch panel of the anti-break structure is created. Since the anti-break structure 6a can be a shielding layer 40 having trenches 610 and 710, an insulating material is coated on the lower surface of the control panel 1. The formed protective 'insulation layer (not shown) has better adhesion than the conventional technology of the furnace. Although the present invention has been difficult to expose as described above, it is not intended to limit the creation of the present invention. In the technical field of the present invention, there is a general knowledge, and in the spirit of creation and innovation, when various changes and retouchings can be made, The scope of protection shall be subject to the scope of the patent. [Simple Description of the Drawings] The first figure is a top view of a conventional touch panel. ί ^ The figure is a conventional touch panel along the first figure Α Α, the section taken from the section line The third figure is a cross-sectional view of the conventional touch panel taken along the first figure Β·β, the section line. The fourth figure is a top view of the touch panel in the creative embodiment. The fifth figure is a top view of the sensing area and the non-sensing area included in the substrate in the creation embodiment. Fig. 6 is a cross-sectional view taken along line A A of the fourth embodiment in the first embodiment of the creation. Fig. 7 is a cross-sectional view taken along line B B of the fourth embodiment in the first embodiment of the creation. The eighth drawing is a cross-sectional view taken along line A A of the fourth embodiment in the second embodiment of the present invention. The ninth drawing is a cross-sectional view taken along line B_B of the fourth embodiment in the second embodiment of the creation. The tenth drawing is a cross-sectional view taken along line A A of the fourth embodiment in the third embodiment of the creation. The eleventh drawing is a cross-sectional view taken along line B_B of the fourth embodiment in the third embodiment of the creation. [Main component symbol description] 1 conventional touch panel 10' substrate 10a' sensing area l〇b' non-sensing area 2' touch sensing layer 30' signal line 40' shielding layer 400' side wall 4〇1' Bottom surface 1 touch panel substrate 10a sensing area 10b non-sensing area 20 touch sensing layer 30 signal line 40 shielding layer 41, 51, 61, 71 anti-breaking structure 510, 6110, 7110 side 劈 511 ' 7111 bottom surface 610, 710 grooves 611, 711 groove bottom • 9

Claims (1)

、申請專利範圍: h —種防斷線結構之觸控面板,包括: —基板’該基板包含位於中央的一感測區以及圍繞於該感 測區外之一非感測區; —觸控感應層,設置於該基板的該感測區之一表面; 至少一訊號線’該訊號線的一端係連接於該觸控感應層之 邊緣’且向外延伸至該非感測區;以及 —遮蔽層,設置在該非感測區之該基板及該訊號線之間, 且圍繞於該觸控感應層,該遮蔽層設置有至少一防斷線結 構, 其中该訊號線係經由該遮蔽層的該防斷線結構而從該觸控 感應層之邊緣延伸至該非感測區。 Λ .如申請專利範圍第1項所述之防斷線結構之觸控面板,其 中該防斷線結構係設置於該遮蔽層之一溝槽。 3·如申請專利範圍第2項所述之防斷線結構之觸控面板,其 中該溝槽的兩相對側壁呈垂直狀。 4·如申請專利範圍第2項所述之防斷線結構之觸控面板,其 中該溝槽的兩相對側壁呈斜坡狀。 .如申請專利範圍第2項所述之防斷線結構之觸控面板,其 中該溝槽底部的該遮蔽層之厚度範圍介於0.5微米至2.5微 米之間。 6.如申請專利範圍第1項所述之防斷線結構之觸控面板,其 中"亥防斷線結構為該遮蔽層的一部分,該防斷線結構的兩 相對側壁呈斜坡狀。 7 申明專利範圍筹4項或第6項所述之防斷線結構之觸控 門板其中遠兩相對側壁的傾斜角為介於1 〇度至度之 8. ^請專利範圍第6項所述之㈣線結構之觸控面板,其 5亥防斷線結構之該兩相對側壁連接至一底面處呈圓弧 M443888 狀。 9. 如申請專利範圍第1項所述之防斷線結構之觸控面板.,其 中該遮蔽層係以多灰階光罩製程所形成。 10. 如申請專利範圍第9項所述之防斷線結構之觸控面板,其 中該遮蔽層係以負光阻型絕緣材料形成。Patent application scope: h—a touch panel with an anti-break structure, comprising: a substrate “the substrate includes a sensing area located at the center and a non-sensing area surrounding the sensing area; The sensing layer is disposed on a surface of the sensing area of the substrate; at least one signal line 'one end of the signal line is connected to the edge of the touch sensing layer' and extends outward to the non-sensing area; and a layer disposed between the substrate and the signal line of the non-sensing area, and surrounding the touch sensing layer, the shielding layer is provided with at least one anti-break structure, wherein the signal line is through the shielding layer The anti-break structure extends from the edge of the touch sensing layer to the non-sensing area. The touch panel of the anti-fault structure according to the first aspect of the invention, wherein the anti-break structure is disposed in a trench of the shielding layer. 3. The touch panel of the anti-fault structure of claim 2, wherein the opposite side walls of the trench are vertical. 4. The touch panel of the anti-fault structure according to claim 2, wherein the opposite side walls of the groove are sloped. The touch panel of the anti-fault structure according to claim 2, wherein the shielding layer at the bottom of the trench has a thickness ranging from 0.5 μm to 2.5 μm. 6. The touch panel of the anti-fault structure according to claim 1, wherein the "Hai break line structure is part of the shielding layer, and the opposite side walls of the anti-break line structure are sloped. 7 Declaring the patented range of 4 or 6 items of the anti-breaking structure of the touch panel, the inclination angle of the two opposite sidewalls is between 1 and 10 degrees. ^Please refer to the scope of the sixth item. In the touch panel of the (four) line structure, the two opposite sidewalls of the 5-Hail line structure are connected to a bottom surface in the shape of a circular arc M443888. 9. The touch panel of the anti-fault structure according to claim 1, wherein the shielding layer is formed by a multi-gray mask process. 10. The touch panel of the anti-break structure according to claim 9, wherein the shielding layer is formed of a negative photoresist type insulating material. 1111
TW101212078U 2012-06-22 2012-06-22 Touch panel having line breakage preventing structure TWM443888U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI480783B (en) * 2013-02-17 2015-04-11 Tpk Touch Solutions Xiamen Inc Touch devices and method for manufacturing the same
TWI498780B (en) * 2013-01-22 2015-09-01 Henghao Technology Co Ltd Touch panel
TWI552042B (en) * 2014-05-27 2016-10-01 宸鴻科技(廈門)有限公司 Touch panel and method of manufacturing the same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI498780B (en) * 2013-01-22 2015-09-01 Henghao Technology Co Ltd Touch panel
TWI480783B (en) * 2013-02-17 2015-04-11 Tpk Touch Solutions Xiamen Inc Touch devices and method for manufacturing the same
TWI552042B (en) * 2014-05-27 2016-10-01 宸鴻科技(廈門)有限公司 Touch panel and method of manufacturing the same

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