Decimeter-depth and polarization addressable color 3D meta
WEB11 hours ago · where T 0 and T are the complex amplitude distributions of the 3D object and the holographic plane, respectively. x 0 and y 0 are the coordinates of the 3D object. j is the imaginary number, and z ...
Towards real-time photorealistic 3D holography with deep neural ...
WEBMar 10, 2021 · With an anti-aliasing phase-only encoding method, we experimentally demonstrate speckle-free, natural-looking, high-resolution 3D holograms.
Full-colour 3D holographic augmented-reality displays with
WEBMay 8, 2024 · Here we introduce a holographic AR system that overcomes these challenges using a unique combination of inverse-designed full-colour metasurface gratings, a compact dispersion-compensating...
Multicolor and 3D Holography Generated by Inverse‐Designed …
WEBDec 27, 2022 · In this work, an inverse design method based on gradient-descent optimization is presented to encode multiple pieces of holographic information into a single metasurface. The proposed method allows the inverse design of single-cell metasurfaces without the need for complex meta-atom design strategies, facilitating high …
Generating Multi‐Depth 3D Holograms Using a Fully …
WEBMay 9, 2024 · The proposed method can generate a multi-depth 3D hologram with a PSNR of 31.8 dB in just 90 ms for a resolution of 2160 × 3840 on the NVIDIA Tesla A100 40G tensor core GPU. Additionally, numerical and experimental results indicate that the generated holograms accurately reconstruct clear 3D scenes with correct occlusion relationships and ...
Advance in technology paves the way to realistic 3D holograms
WEBApr 6, 2023 · WASHINGTON — Researchers have developed a new way to create dynamic ultrahigh-density 3D holographic projections. By packing more details into a 3D image, this type of hologram could enable realistic representations of the world around us for use in virtual reality and other applications.
Advancing real-time 3D holographic display: A new method for …
WEBApr 8, 2024 · Holographic displays offer a promising avenue for achieving lifelike 3D reproductions with continuous depth sensation, holding potential applications in fields such as entertainment, medical ...
Using artificial intelligence to generate 3D holograms in real-time
WEBMar 10, 2021 · Now, MIT researchers have developed a new way to produce holograms almost instantly — and the deep learning-based method is so efficient that it can run on a laptop in the blink of an eye, the researchers say.
End-to-end learning of 3D phase-only holograms for holographic …
WEBAug 3, 2022 · Combining supervised and unsupervised learning, a new machine-learning system synthesizes high-quality 3D phase-only holograms end-to-end without human intervention and corrects vision...
The state-of-the-art in computer generated holography for 3D …
WEBJun 10, 2022 · Holographic displays have the promise to be the ultimate 3D display technology, able to account for all visual cues. Recent advances in photonics and electronics gave rise to high-resolution holographic display prototypes, indicating that they may become widely available in the near future.
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