Anti-interference single-chip type capacitive touch screen

The utility model relates to an anti-interference single-chip type capacitive touch screen, which comprises a base plate, wherein a sensing area and a covering area are arranged on the inner side face of the base plate; a sensing electrode layer is arranged on the sensing area; and a covering layer...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SUN YINGHUANG, YANG QIUQIANG, WU XICHUN, LIN GANG, LIU JI, WU SHAOFANG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model relates to an anti-interference single-chip type capacitive touch screen, which comprises a base plate, wherein a sensing area and a covering area are arranged on the inner side face of the base plate; a sensing electrode layer is arranged on the sensing area; and a covering layer and a peripheral line are arranged on the covering area. The anti-interference single-chip type capacitive touch screen is characterized by also comprising an isolating film, a shielding film and an anti-reflection film, wherein the isolating film, the shielding film and the anti-reflection film are sequentially arranged inside the sensing electrode layer. By adoption of the isolating film, the shielding film and the anti-reflection film, the anti-interference single-chip type capacitive touch screen can shield most of interference from the inner side face, and the touch sensing accuracy of the anti-interference single-chip type capacitive touch screen is improved.