LED chip and LED display panel

By designing the electrodes of the LED chips to distinguish positive and negative electrodes, and using the spacing settings and connection methods of the conductive layers, the problem of low production and packaging efficiency caused by electrode distinction in the prior art is solved, and a more efficient production process and lower material losses are achieved.

CN119653941APending Publication Date: 2025-03-18AVATR CO LTD
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Patent Information

Application Number
CN202411828502.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-12
Publication Date
2025-03-18

AI Technical Summary

Technical Problem

The electrodes of existing Micro LED chips need to distinguish between positive and negative electrodes, resulting in additional processes during production and packaging, reducing efficiency, and easily causing material losses due to polar assembly.

Method used

An LED chip is designed in which the electrodes do not distinguish between positive and negative electrodes. By sequentially spaced the first conductive layer and the second conductive layer on the LED structural layer, and connecting the electrodes to different ends of the semiconductor layer, flexible conduction of current is achieved.

Benefits of technology

It realizes flexible patching of LED chips, saves the production process of LED display panels, improves production efficiency, and reduces material losses caused by polar installation, and saves material costs.

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Abstract

The embodiment of the invention relates to the technical field of design and manufacturing of display devices, and discloses an LED chip and an LED display panel. The LED chip provided by the embodiment of the invention comprises an LED structure layer which comprises a first semiconductor layer, a light-emitting layer and a second semiconductor layer which are stacked in sequence; the electrode structure layer comprises a first conducting layer, a second conducting layer, a first electrode and a second electrode, and the first conducting layer and the second conducting layer are sequentially arranged on the LED structure layer at intervals; one end of the first conducting layer and one end of the second conducting layer are both connected with the first semiconductor layer, the other end of the first conducting layer and the other end of the second conducting layer are both connected with the second semiconductor layer, the first electrode is connected to the first conducting layer, and the second electrode is connected to the second conducting layer. The polarities of the two electrodes of the LED chip are not distinguished, and the LED chip can be flexibly pasted and manufactured, so that the manufacturing process of the LED display panel can be saved, the manufacturing efficiency of the LED display panel can be improved, and the material cost can be saved.
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