ELECTROSTATIC CAPACITANCE TYPE TOUCH SENSOR AND ELECTROSTATIC CAPACITANCE TYPE TOUCH SENSOR MODULE

To provide an electrostatic capacitance type touch sensor in which design is easy; manufacture is simple; separation or disconnection of an electrode or a wire is suppressed even if following a three-dimensional shape such as a curved surface or an uneven surface; and decrease in detection accuracy...

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Bibliographische Detailangaben
Hauptverfasser: ONO MASATAKA, ASAKAWA KATSUHIRO, MIYAJIMA KENTARO, AGATA KAZUYA
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide an electrostatic capacitance type touch sensor in which design is easy; manufacture is simple; separation or disconnection of an electrode or a wire is suppressed even if following a three-dimensional shape such as a curved surface or an uneven surface; and decrease in detection accuracy can be suppressed.SOLUTION: In an electrostatic capacitance type touch sensor including a detection electrode and a wire provided on a base material sheet, a first deformation suppression layer covering the detection electrode and the wire and a second deformation suppression layer along an outer peripheral part of the base material sheet are provided; a decoration sheet is provided through an adhesive layer on a side of the base material sheet where the detection electrode and the wire are provided; the wire is formed from the detection electrode to a connection terminal; the first deformation suppression layer is formed extending to a region closer to the connection terminal than a region on the base material sheet where the adhesive layer is provided, while covering a part of the wire other than the connection terminal; and an easily-deformable region where neither the first deformation suppression layer nor the second deformation suppression layer exists is formed between the first deformation suppression layer and the second deformation suppression layer on the base material sheet.SELECTED DRAWING: Figure 1 【課題】設計が容易で簡便に製造でき、曲面や凹凸面等の三次元形状に追従させても電極や配線の剥離や断線を抑制され、検出精度の低下を抑制できる静電容量型タッチセンサを提供すること。【解決手段】基材シート上に検出電極と配線が設けられた静電容量型タッチセンサにおいて、前記検出電極及び前記配線を覆う第1変形抑制層と、前記基材シートの外周部に沿った第2変形抑制層を設け、前記基材シートの前記検出電極及び前記配線が設けられた側に接着層を介して加飾シートを設け、前記配線は前記検出電極から接続端子まで形成し、前記第1変形抑制層は、前記配線の前記接続端子以外の部分を覆い、且つ前記基材シート上の前記接着層が設けられている領域よりも前記接続端子に近い領域まで形成し、前記基材シートにおける前記第1変形抑制層と前記第2変形抑制層の間に、前記第1変形抑制層及び前記第2変形抑制層が存在しない易変形領域を形成する。【選択図】図1