18490847. U-DISPLAY STRUCTURE WITH QD COLOR CONVERSION AND METHODS OF MANUFACTURE simplified abstract (Applied Materials, Inc.)

U-DISPLAY STRUCTURE WITH QD COLOR CONVERSION AND METHODS OF MANUFACTURE

Organization Name

Applied Materials, Inc.

Inventor(s)

Zhiyong Li of San Jose CA (US)

Sivapackia Ganapathiappan of Los Altos CA (US)

Mingwei Zhu of San Jose CA (US)

Nag B. Patibandla of Pleasanton CA (US)

Hou T. Ng of Campbell CA (US)

Lisong Xu of Santa Clara CA (US)

Ding Kai of Santa Clara CA (US)

Kulandaivelu Sivanandan of Santa Clara CA (US)

U-DISPLAY STRUCTURE WITH QD COLOR CONVERSION AND METHODS OF MANUFACTURE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18490847 titled 'U-DISPLAY STRUCTURE WITH QD COLOR CONVERSION AND METHODS OF MANUFACTURE

Abstract: Embodiments of the present disclosure generally relate to LED pixels and methods of fabricating LED pixels. A device includes a backplane, at least three LEDs disposed on the backplane, subpixel isolation (SI) structures defining wells of at least three subpixels, a reflection material on sidewalls and a top surface of the SI structures, color conversion material in the wells of at least three subpixels, an encapsulation layer, a light filter layer, and micro-lenses.

• Simplified Explanation:

The patent application discusses LED pixels and their fabrication methods, including subpixel isolation structures and color conversion materials for improved performance.

• Key Features and Innovation:

- Backplane with at least three LEDs - Subpixel isolation structures defining wells for subpixels - Reflection material on SI structures - Color conversion material in subpixel wells - Encapsulation layer, light filter layer, and micro-lenses for enhanced performance

• Potential Applications:

- Display technology for televisions, monitors, and signage - Lighting applications for homes, offices, and commercial spaces

• Problems Solved:

- Improved color accuracy and brightness in LED displays - Enhanced efficiency and performance of LED pixels

• Benefits:

- Higher quality display output - Energy-efficient lighting solutions - Enhanced visual experience for users

• Commercial Applications:

LED display manufacturers can utilize this technology to create high-quality, energy-efficient displays for various applications, including consumer electronics and lighting fixtures.

• Questions about LED Pixels:

1. How does the color conversion material in the subpixel wells enhance the performance of LED pixels? 2. What are the potential market implications of using micro-lenses in LED pixel fabrication?

• Frequently Updated Research:

Ongoing research in LED technology focuses on improving color accuracy, efficiency, and durability of LED displays for various applications.

Original Abstract Submitted

Embodiments of the present disclosure generally relate to LED pixels and methods of fabricating LED pixels. A device includes a backplane, at least three LEDs disposed on the backplane, subpixel isolation (SI) structures disposed defining wells of at least three subpixels, a reflection material is disposed on sidewalls and a top surface of the SI structures, at least three of the subpixels have a color conversion material disposed in the wells, an encapsulation layer disposed over the subpixel isolation structures and the subpixels, a light filter layer disposed over the encapsulation layer and micro-lenses disposed over the light filter layer and over each of the wells of the subpixels.