The U.S. Naval Research Laboratory's SWELL experiment achieved continuous in-orbit laser power transmission for more than 100 days in 2023, delivering about 1.5 W over 1.45 meters with an end-to-end efficiency of approximately 11%.
Sources
- Review of the Development of Energy Technology Experiment for ... (spj.science.org)
- https://www.nrl.navy.mil/Media/News/Article/3457014/first-in-space-laser-power-beaming-experiment-surpasses-100-days-of-successful/ (nrl.navy.mil)
- https://militaryembedded.com/radar-ew/signal-processing/laser-power-beaming-experiment-passes-100-days-of-of-on-orbit-operation (militaryembedded.com)
- https://www.navy.mil/DesktopModules/ArticleCS/Print.aspx?PortalId=1&ModuleId=523&Article=3457305 (navy.mil)
More in Technology
- The FCC spectrum policies developed by Michael Marcus helped pave the way for early generations of Wi-Fi as well as the Bluetooth and ZigBee protocols.
- The algorithm proposed in the paper 'Semantic Discord: Finding Unusual Local Patterns for Time Series' is up to 3 orders of magnitude faster than a brute force algorithm on real world data.
- The NSA released two technical reports addressing threats to application-specific integrated circuits (ASICs).
- The FrontierMath benchmark was developed by Epoch AI.
- RankRAG instruction-tunes a single large language model to perform both context ranking and answer generation for retrieval-augmented generation (RAG).
- The paper 'Crowdsourced wireless spectrum anomaly detection' was authored by Sreeraj Rajendran, Vincent Lenders, Wannes Meert, and Sofie Pollin.