an advertising light box
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- 重庆远望广告有限公司
- Publication Date
- 2020-05-05
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Abstract
Description
technical field
[0001] The invention relates to the technical field of lighting fixtures, in particular to an advertising light box. Background technique
[0002] Light Emitting Diode (LED) is a solid-state semiconductor device that can convert electrical energy into visible light. It can directly convert electricity into light. With the rapid development of LED technology, LED is gradually applied to various products. Such as display screens, traffic lights, flashing shoes, advertising light boxes, etc. Current advertising light boxes generally adopt light-emitting diodes as background lights to illuminate the advertising canvas placed in front. Most of the existing advertising light boxes are single-sided or double-sided to display advertising content, the utilization rate of the advertisement is low, the amount of information that can be transmitted is small, and it is easy to make the viewer feel bored and tired. display, it is necessary to frequently replace the adver...