• Wed. Nov 29th, 2023

    Critical Thought

    Critical thoughts on quantum technologies

    New Quantum Dot Micro-Scale Component Revolutionizes AR/VR Displays

    ByByron Bekker

    Nov 20, 2023
    New Quantum Dot Micro-Scale Component Revolutionizes AR/VR Displays

    In a groundbreaking development, WiMi Hologram Cloud Inc. has unveiled a quantum dot micro-scale component for AR/VR displays, marking a significant leap forward for the industry. This innovative technology is garnering attention due to its exceptional features, including ultra-fast response time, high resolution, high brightness, and superior outdoor performance. WiMi’s cutting-edge solution addresses several critical technological challenges and paves the way for advancements in AR/VR experiences.

    One of the key breakthroughs achieved by WiMi’s research team is the successful resolution of the surface buckling issue in display fabrication. Traditionally, highly efficient bandgap materials such as gallium nitride (GaN) are used for display production, typically placed on a sapphire or silicon wafer. However, the mismatch between these materials often leads to severe buckling on the wafer surface, making fabrication of small pixels particularly challenging. To tackle this problem, WiMi developed a remarkably thin and adhesive bonding alloy that effectively immobilizes GaN epitaxial layers. Additionally, they employed a pre-patterned bonding technique to enhance alignment between the GaN layer and the new silicon substrate. This breakthrough not only resolves fabrication difficulties but also ensures the overall quality and performance of the displays.

    Another critical challenge addressed by WiMi involves color conversion for high-quality images. To achieve vibrant and accurate colors in AR/VR applications, a balance must be struck between color accuracy and efficiency. WiMi’s solution introduces quantum dots (QDs) as a key material for the color conversion layer. These nanocrystals can generate specific colors of light when excited at different wavelengths, providing high spectral purity and broad color gamut. By integrating QDs into displays, WiMi achieves exceptional color performance, resulting in vivid and lifelike image reproduction.

    These breakthroughs propel WiMi’s quantum dot micro-scale display components to new heights of feasibility and application potential. With improved surface buckling control and high-quality color conversion, this technology boasts impressive features such as ultra-fast response time, high resolution, high brightness, and accurate color representation. These advancements are poised to revolutionize the AR/VR field, delivering an enhanced visual experience to users.


    Q: What is the significance of ultra-fast response time in AR/VR displays?
    A: Ultra-fast response time allows displays to respond rapidly to user actions, making the AR/VR experience feel more realistic and fluid.

    Q: How does high resolution impact AR/VR displays?
    A: High resolution enables displays to render lifelike images, with increased detail and sharper visuals, enhancing the immersive nature of the AR/VR environment.

    Q: Why is high brightness important in AR/VR displays?
    A: High brightness ensures clear visibility of images in various lighting conditions, preventing distortion or fading, and delivering superior visuals both indoors and outdoors.

    Q: What role does color conversion play in AR/VR displays?
    A: Color conversion is crucial for achieving realistic full-color displays. By utilizing quantum dots, AR/VR displays can achieve high spectral purity and a wide color gamut, resulting in vibrant and accurate colors.

    Q: How do WiMi’s quantum dot micro-scale display components improve the AR/VR user experience?
    A: The refinements and breakthroughs accomplished by WiMi’s technology enable faster response times, higher resolutions, brighter light, and more accurate colors, ultimately creating a more realistic, fluid, and immersive AR/VR experience.

    – WiMi Hologram Cloud Inc. (https://www.wimiarvr.com/)