Digital precompensation for luminance nonuniformities in augmented reality head mounted displays

M Johnson, C Zhao, A Varshney… - 2022 IEEE International …, 2022 - ieeexplore.ieee.org
The luminance nonuniformity on augmented reality head mounted displays (AR HMDs)
presents a significant challenge for usage in medical applications, such as surgery planning …

Innovative OPA-based optical chip for enhanced digital holography

Z Wang, L Liu, P Jiang, J Liao, J Xu, Y Sun, L Jin… - Optics …, 2023 - opg.optica.org
Digital holographic imaging has emerged as a transformative technology with significant
implications for AR/VR devices. However, existing techniques often suffer from limitations …

Sparse Nanophotonic Phased Arrays for Energy-Efficient Holographic Displays

S Jabbireddy, Y Zhang, M Peckerar… - … IEEE Conference on …, 2022 - ieeexplore.ieee.org
The Nanophotonic Phased Array (NPA) is an emerging holographic display technology.
With chip-scaled sizes, high refresh rates, and integrated light sources, a large-scale NPA …

Proximity effect correction for fresnel holograms on nanophotonic phased arrays

X Sun, Y Zhang, PC Huang, N Acharjee… - 2021 IEEE Virtual …, 2021 - ieeexplore.ieee.org
Holographic displays and computer-generated holography offer a unique opportunity in
improving optical resolutions and depth characteristics of near-eye displays. The thermally …

A Novel Compact Current Driver Circuit with Temperature Feedback Control for 2D Nanophotonic Phased Arrays

PC Huang, Y Zhang, X Sun, A Varshney… - … on Circuits and …, 2023 - ieeexplore.ieee.org
This paper presents a compact driver circuit with independent pixel-level temperature
regulation for thermo-optic based 2D Nanophotonic phased arrays (NPAs) in light detection …