Design Technology of Touch Screen for Rugged Tablet PC
The touch screen industrial tablet pc has the characteristics of dustproof, waterproof, anti-interference, etc., suitable for use in industry, and can adapt to the harsher industrial environment. Another feature of the rugged tablet PC can establish its position in the field of industrial products, that is, the touch screen design. 1. Two touch methods of rugged tablet PCs At present, most of the rugged touch screen industrial tablet pc on the market can already provide touch control, virtual buttons, highlight customization, and high light transmittance. They can be repeatedly touched without causing mechanical fatigue, and they have basically become the standard in the industrial touch screen tablet pc market. In the past, mechanical physical buttons have problems such as low operating life, water seepage easily, dust, etc., and the application principle of resistive touch ITO film is as prone to fatigue problems as mechanical buttons. The new capacitive type is used, whose touc...