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The future of city- Screen world Published:2016-04-19
The number of large LED screen in the city is rapidly rising. In 1978, the world's first commercial electronic big screen "Spectacolor" appeared in New York's Times Square. 30 years later, in Los Angeles there were 10000-11000 pieces of the big screen. Normally speaking, the large LED screens number is closely relate to the city economic development. The more open and diversified city, the higher density and diversity of its electronic LED screens it is. 
 
Large screens cover nearly all the building façade in Times Square in New York City, which labeled this city. While in China, the economy developed late slower, the large LED screen appeared as late as the 90 s, but development is swift. Many local governments feel proud of the shinning LED screens on the streets and take is as a sign of city's economic prosperity. However, in some traditional European cities, the use of large screen under conscious resistance and control because of fearing that electronic landscape destruction of urban history. Even so, there is news that the government is planning to set up five pieces of 250 square meters of huge advertising screen in the 900 year - old St. Mark's square. Venice mayor in response to the protests said: "They are not ugly, also not beautiful, it is necessary."


Interactivity is one of the most exciting new features of large screens. Material space is no longer a silent object but the participants of urban activities. Therefore, interactive large screen is the most creative forms growing fastest, its potential is far to explore.