Origin and characteristics of vehicle LED display screen

Vehicle LED display is the use of LED technology, GSM/GPRS technology, low temperature technology, anti-static technology, anti-jamming technology, vehicle electronic technology, such as the display of information products on the mobile car. It is different from ordinary LED installed in a fixed place. The reason is that "car" and "advertising". The vehicle features: 1) car is always on the move, the electronic product requires high reliability and stability. ) 2 car power supply with battery power supply, car brakes, in the start and stop will produce a high pulse voltage, if the power system is not good, the screen will be burned. 3) in the north car in the outdoor place. Winter temperatures may reach -40 degrees C, summer temperatures may reach 60 degrees C, which requires power and display components working at a wide temperature. 4) in the running of the car easy to produce static electricity, especially in the autumn of static high pressure can reach several thousand volts, if there is no good anti-static measures, it is easy to damage the IC and LED lamp. 5) suitable LED display brightness, if brightness is not enough, the day can not see, lost the significance of the display screen is installed; if it is too bright driving effect. ) 6 LED attenuation characteristics, attenuation of the LED brightness is, in a year with the decay rate of 10-70%, the first half of the poor quality of the lower half of the brightness, which can not see the content. ) and other 7 dimensions etc.. Advertising features: 1) since it is advertising, advertising content to save more and more rich. 2) advertising attention to the time and synchronization, in thousands of screen play according to the specified time the same advertising time error to be small, especially there are thousands of advertising content is this. Che Zaiping 3) due to the power of the environment is very harsh, it is easy to lose advertising information. Generally should be preserved for more than six months.