17913474. LIGHT-EMITTING SUBSTRATE AND MANUFACTURING METHOD THEREOF, AND LIGHT-EMITTING APPARATUS simplified abstract (BOE TECHNOLOGY GROUP CO., LTD.)

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LIGHT-EMITTING SUBSTRATE AND MANUFACTURING METHOD THEREOF, AND LIGHT-EMITTING APPARATUS

Organization Name

BOE TECHNOLOGY GROUP CO., LTD.

Inventor(s)

Wenhai Mei of Beijing (CN)

Jingwen Feng of Beijing (CN)

LIGHT-EMITTING SUBSTRATE AND MANUFACTURING METHOD THEREOF, AND LIGHT-EMITTING APPARATUS - A simplified explanation of the abstract

This abstract first appeared for US patent application 17913474 titled 'LIGHT-EMITTING SUBSTRATE AND MANUFACTURING METHOD THEREOF, AND LIGHT-EMITTING APPARATUS

The abstract describes a light-emitting substrate with multiple light-emitting devices, each containing different color light-emitting layers and material layers to transport electrons and holes.

  • The substrate includes at least one first light-emitting device with a first color light-emitting layer.
  • It also includes at least one second light-emitting device with another first color light-emitting layer, a first material layer, and a second color light-emitting layer.
  • The first material layer transports holes from the first color light-emitting layer to the second color light-emitting layer and blocks electrons, or vice versa.
  • This design allows for efficient transport of electrons and holes within the substrate, enhancing the overall performance of the light-emitting devices.

Potential Applications: - Display technology - Lighting applications - Signage and advertising

Problems Solved: - Improved efficiency in light emission - Enhanced color accuracy in displays

Benefits: - Higher performance in light-emitting devices - Better color reproduction - Energy efficiency

Commercial Applications: Title: Advanced Light-Emitting Substrate for Display Technology This technology can be used in high-end displays, lighting fixtures, and signage, catering to industries like consumer electronics, advertising, and interior design.

Questions about the technology: 1. How does the design of the substrate improve the efficiency of light emission? 2. What are the specific benefits of using different color light-emitting layers in the devices?


Original Abstract Submitted

A light-emitting substrate includes a plurality of light-emitting devices including at least one first light-emitting device and at least one second light-emitting device. A first light-emitting device in the at least one first light-emitting device includes a first color light-emitting layer. A second light-emitting device in the at least one second light-emitting device includes another first color light-emitting layer, and a first material layer and a second color light-emitting layer that are sequentially stacked on the another first color light-emitting layer. The first material layer is configured to transport holes transported from the first color light-emitting layer to the second color light-emitting layer, and to block electrons transported from the second color light-emitting layer; or the first material layer is configured to transport electrons transported from the first color light-emitting layer to the second color light-emitting layer, and to block holes transported from the second color light-emitting layer.