As a new human-computer interaction device, the touch screen is receiving more and more attention from users and developers. It is currently the simplest and most convenient input device.
In the field of public information query, for the convenience of operation, people use a touch screen instead of a mouse and a keyboard. Designers can design a variety of different user interfaces through software. Users do not need special operating knowledge, but only need to light up according to function icons. Touch the response position on the display screen, you can achieve the required operation, simple and fast to use, greatly convenient for ordinary users who do not understand computer operation. This emerging way of human-computer interaction makes multimedia applications present a new look and brings users a better experience.
In the field of portable devices, especially mobile phone applications, by using touch screen technology, designers can completely abandon the space occupied by the numeric keypad and increase the display space of the mobile phone screen. In this way, the entertainment function of the mobile phone has been greatly improved, developers You will be able to use your creativity more freely and bring more novel features and applications to users. The biggest feature of a touch-screen mobile phone is its large screen, which can bring visual enjoyment to users. It reflects the characteristics of large screens in terms of text and images.
This article provides a brief introduction to the basic principles of some touch screens, hoping to give some help to the majority of users.
Classification and principle of touch screen
Generally, the touch screen system is composed of two parts: a touch detection sensor part and a touch screen controller. The former collects the user's touch information and transmits it to the controller. The latter processes the received information to obtain the user's touch position, and sends the position information to the host at the upper layer. carried out.
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