Customized Tn STN Touch LCD (without Touch pad)

A touch LCD without touch pad! Best alternative of switch , button and normal touch pad on the LCD screen!







Enrich Electronics Ltd developed a non-contact sensing screen, ingeniously tablet Switches and LCD combining many of the operating functions can be achieved directly in the surface of the LCD screen. It has many advantages compared with the traditional touch screen, can help customers improve product quality, simplify and beautify user interface.

Fundamental:
The non-contact sensing screen is based on the upper surface of the glass of the LCD double-layer ITO glass coated with ITO layer. Do the operation keys and the lead-out line on the ITO layer. When the finger close to the operation keys, the body charged with the earth loop. In this case, processing, switching operation by the CPU.

The main advantages:
No plus touchpad,  Therefore, it has a higher reliability, easier assembly and production, the higher the clarity and longer life. Because in principle it is not touch panel .When the finger and the LCD surface has a certain close distance, CPU will be able to sense, so that the switching action. So that you can also add LCD protection panel or decorative panels on LCD, so it has  more extensive usage.