As the latest computer input device, touch screen is currently the simplest, convenient, natural and suitable input device for multimedia information query. This kind of human-computer interaction gives multimedia a new look and is extremely attractive. The new multimedia interactive equipment. Touch screens are widely used in our country. They are mainly used to query public information, such as business queries in telecommunications, taxation, banking, power and other departments; information queries on urban streets; in addition, they can also be widely used in office, industrial control, and military command. , Electronic games, ordering songs and dishes, multimedia teaching, real estate pre-sales, etc. In the future, touch screens will also leave families.
The touch screen is the ultimate human-computer interaction interface. In a touch screen system, touch what you want to see, and the computer can react in real time. The touch screen combines human behavior and computer response in a simple, direct and natural way. Using the touch screen in the industrial control field, workers can control complex processes; a person who has never touched a computer can also easily use the touch screen for interactive operations. In airports, factories, shopping malls, schools, and hospitals, in some cases, the functions of touch screens can be comparable to computers.
With the increasing use of computers as a source of information, touch screens are easy to use, sturdy, durable, fast in response, and space-saving. People feel that the use of touch screens has considerable advantages. From the perspective of the popularization of touch screens in developed countries and the current stage of my country's multimedia information industry, touch screens are a device that makes multimedia information or control a new look. It gives multimedia systems a new look and is a very attractive new multimedia interaction. equipment. With the development of cities in the direction of informatization and the penetration of computer networks in people's lives, information inquiries have been realized with touch screens, and displayed content can be touched.
With the increasing development of science and technology, the continuous innovation of multimedia equipment has improved people's work efficiency and quality of life, and has also met more and more needs of people. However, it is often because the equipment has too many control buttons, scattered equipment, and cumbersome functions. Make people at a loss. So the intelligent centralized control system appeared, marking another big leap of intelligent modernization. It is pre-programmed with special software to centrally realize the control functions of these devices. Only by connecting a wired or wireless touch screen, the control of various devices is under control. Tap the button on the touch screen to change the external environment, such as closing the curtains, turning on the lights and adjusting to the appropriate brightness, turning on the power of the audio-visual equipment, or selecting the output of a certain program on the TV or projector, and controlling the playback of the program , Or fine-tuning the ambient volume, etc., or implementing centralized intelligent control and management of all controlled device functions.
