LED display (Light Emitting Diode Display) is a flat-panel display device that displays text, graphics, videos, animations and other information by controlling the on and off of semiconductor light-emitting diodes (LEDs).
Its functions are extensive and diverse, mainly including the following aspects:
1. Information display: The most basic function is to display various information, such as text, numbers, images, videos, etc. Whether it is commercial advertising, public information notifications, stage backgrounds, sports event scoreboards, etc., LED displays can provide clear and bright display effects.
2. Advertising: In the commercial field, LED displays are often used for outdoor billboards, internal advertising displays in shopping malls, store front signs, etc., attracting customers' attention through dynamic and colorful pictures, improving brand exposure and publicity effects.
3. Information release: In public places such as airports, railway stations, subway stations, hospitals, and schools, LED displays are used to release real-time information, such as flight information, train schedules, weather forecasts, emergency notices, etc., to facilitate the public to obtain the required information.
4. Artistic expression: The high brightness, high contrast, and high color saturation of LED displays make them an ideal medium for artistic creation. Artists can use LED screens to create and display works of art such as light and shadow shows, dynamic sculptures, and interactive installations.
5. Stage performances: In concerts, music concerts, drama performances and other stage performances, LED screens can be used as background walls or props to create stunning visual effects, enhance the stage atmosphere and audience experience.
6. Sports events: In sports venues, LED screens are often used to display game scores, time, advertising and other information, as well as live broadcasts and slow-motion replays of events, providing audiences with a full range of viewing experiences.
7. Traffic management: In the field of transportation, LED screens are used for traffic lights, road signs, vehicle information display screens, etc., which help improve the efficiency and safety of traffic management.
8. Environmental monitoring: In some special occasions, LED screens can also be used to display environmental monitoring information, such as real-time updates of air quality, temperature, humidity and other data.
In summary, the functions of LED screens cover multiple fields such as information display, advertising, information release, artistic performance, stage performances, sports events, traffic management and environmental monitoring, and are one of the indispensable display devices in modern society.