Current technologies to modulate light in free space are bulky, slow, static, or inefficient. Now researchers have developed a compact and tunable electro-optic modulator for free space ...

Let’s think of the last time you sent data without wires. We’re not talking WiFi here, but plain optical signals. Free-space optical communication, or FSO, is an interesting and easy wa… ...

High-speed, efficient and compact electro-optic modulators for free space New photonic devices may have applications in lidar, optical computing and more ...

New research paper titled “Gigahertz free-space electro-optic modulators based on Mie resonances” from researchers at Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS), in ...

Bridging free-space optics and integrated photonics. The key challenge of interfacing PICs and free-space optics is to transform a simple waveguide mode confined within a waveguide—a thin ridge ...

"I expect free-space optical communication technology of this type to enable hyper-speed secure worldwide quantum communications." The research is published in the Journal of Applied Physics .

Figure 1 | Free-space terabit coherent optical communication based on Platicon microcomb. Efficient frequency microcomb-based optical transceiver with the wavelength and polarization division ...

New signal-processing algorithms have been shown to help mitigate the impact of turbulence in free-space optical experiments, potentially bringing 'free space' internet a step closer to reality.

XDC Demonstrates Breakthrough High-Speed Display for Free-Space Optical Wireless Communication. PR Newswire . Thu, Jun 19, 2025, 9:11 AM 3 min read.

Exail has also developed a strong experience in manufacturing free-space optical coherent detectors for both terrestrial and space applications (TRL9). Leveraging its technological expertise, Exail ...