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案件記録

Display panel and electronic equipment

その他/未提供不明

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92721543ファミリー
§ Ⅰ

案件概要

出願人

HUAWEI TECH CO LTD

出願番号

CN202310306185

発明者

DING ZHAOYI; LIU YUNFEI; ZHANG LI

出願日

Mar 17, 2023

公開日

Sep 20, 2024

パテントファミリーID

92721543

IPC分類

H01L33/54H01L33/58H01L33/62

The embodiment of the invention provides a display panel and electronic equipment, relates to the technical field of display, and can reduce a light emitting angle. The display panel comprises a light-emitting device, the light-emitting device comprises a first semiconductor layer, a light-emitting layer and a second semiconductor layer, the first semiconductor layer, the light-emitting layer and the second semiconductor layer are sequentially stacked in the first direction, one of the first semiconductor layer and the second semiconductor layer is an N-type doped semiconductor, and the other one of the first semiconductor layer and the second semiconductor layer is a P-type doped semiconductor; the dielectric layer and the light-emitting device are arranged in the direction of the plane where the light-emitting layer is located; the refractive index of the part, close to the light-emitting device, of the dielectric layer is gradually increased in the direction gradually close to the light-emitting device; or in the first direction, the refractive index of the dielectric layer is gradually increased.

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