Multifunctional display system for pedestrian street

Abstract

The invention relates to a multifunctional display system for a pedestrian street, which belongs to the fields of communication, display and media technology and comprises a 3G or 4G superhigh brightness outdoor liquid crystal display, a multifunctional charity benefit box and a supporting frame. The 3G or 4G super brightness outdoor liquid crystal display comprises a liquid crystal panel, a high brightness backlight, an automatic brightness adjustment system, a sound reinforcement system, an automatic temperature adjustment system, a 3G / 4G multifunctional drive plate, a special power supply which can supply 9.6V, 12V, 5V multi-group working voltage and a casing; an LVDS interface on the 3G / 4G multifunctional drive plate is connected with the liquid crystal panel, and a RS232 interface of the 3G / 4G multifunctional drive plate is connected with the automatic brightness adjustment system which controls the high-brightness blacklight through a data line; an audio interface on the 3g / 4G multifunctional drive plate is connected with the sound reinforcement system; the automatic temperature adjustment transmits temperature data to the 3G / 4G multifunctional drive plate for controlling the working of a draught fan; and the special power supply supplies a plurality of groups of working voltage and respectively supplies power for each part. The multifunctional display system for a pedestrian street has the functions of automatic receiving, storage and playing of video and texts, issuing of public information and the like.

Description

technical field [0001] The invention belongs to the field of communication, display and media technology, and in particular provides a multi-functional display system for pedestrian streets, which is based on the video transmission function of 3G / 4G wireless network, and has video and text automatic reception, storage, playback, and public information Released pedestrian street multifunctional display system. Background technique [0002] Although China's advertising media market has just started, its market value is close to 300 billion yuan per year, and it is still increasing at a rate of more than 20% per year. Indoor video media users Focus, AirMedia, and Di’an have all obtained a large amount of overseas financing and expanded rapidly. Mobile media users such as Beiguang Media and WorldCom Warner have also made considerable progress. Outside the media, the largest audience is still concentrated outdoors, and the acceptance of advertising content by outdoor audiences i...

AI Technical Summary

Problems solved by technology

[0004] Focus, Hangmei, Dian, WorldCom Warner, etc. rely on manual replacement of video sources at various scattered video points, which undoubtedly requires huge labor costs; special wiring and control centers are also required through a dedicated network, and the investment is far greater For the investment in video terminals, it is unrealistic to use a private network; borrowing the local Internet is the most economical and practical way, but because the confidentiality of the Internet is very poor, for the public it is video and audio multi-terminal media, whether it is No country dares to open up easily

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