ORGANIC LIGHT EMITTING DISPLAY APPARATUS

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ORGANIC LIGHT EMITTING DISPLAY APPARATUS - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240260422 titled 'ORGANIC LIGHT EMITTING DISPLAY APPARATUS

Simplified Explanation: The patent application describes an organic light-emitting display apparatus with pixels containing subpixels, each with an emission area. The apparatus includes a planarization layer with a light extraction pattern, a light emitting device layer, and a phase grating portion.

The organic light-emitting display apparatus has pixels with subpixels, each containing an emission area.
A planarization layer with a light extraction pattern, including concave and convex portions, is present at the emission area of each subpixel.
A light emitting device layer is placed on the light extraction pattern.
A phase grating portion overlaps the emission area of each subpixel.

Potential Applications: 1. Consumer electronics such as smartphones, tablets, and TVs. 2. Automotive displays for infotainment systems and instrument clusters. 3. Wearable technology like smartwatches and fitness trackers.

Problems Solved: 1. Enhanced light extraction efficiency from subpixels. 2. Improved image quality and brightness. 3. Reduction in power consumption.

Benefits: 1. Crisp and vibrant display quality. 2. Energy-efficient operation. 3. Enhanced user experience.

Commercial Applications: Organic light-emitting display technology can be utilized in various consumer electronics, automotive displays, and wearable devices, offering superior image quality and energy efficiency.

Questions about Organic Light-Emitting Display Technology: 1. How does the light extraction pattern improve display performance? 2. What are the key advantages of organic light-emitting displays over traditional display technologies?

Original Abstract Submitted

an organic light emitting display apparatus includes a plurality of pixels on a substrate, each including a plurality of subpixels each including an emission area, a planarization layer including a light extraction pattern which is at the emission area of each of the plurality of subpixels and includes a plurality of concave portions and a convex portion surrounding each of the plurality of concave portions, a light emitting device layer on the light extraction pattern, and a phase grating portion between the substrate and the light extraction pattern to overlap the emission area of each of the plurality of subpixels.