Tesla’s dream of wireless power transmission has long captured imaginations. A new article from EDN, “Tesla’s wireless‑power ‘dream’ gets closer to reality — maybe,” offers a compelling update on how that vision is inching toward practical demonstration.
What’s particularly exciting (and validating) for us at PowerLight Technologies is that optical power beaming is now being spotlighted as one of the most promising paths forward. The article highlights:
- Recent DARPA experiments where over 800 W of power was delivered across 8.6 kilometers via laser transmission.
- A design by PowerLight that encloses the beam in a virtual “safety curtain,” interrupting power delivery in microseconds if something crosses the path, ensuring the technology is responsible, safe, and adaptive.
- The broader challenge in scaling up wireless transmission: atmospheric interference, beam focus, alignment, efficiency tradeoffs.
So what does this means for PowerLight?
- Momentum is building. Because more teams are reaching for longer-range, higher-power wireless links, we’re seeing increasing alignment in the community on what’s feasible and what’s not.
- Safety matters. Our “virtual curtain” concept is not just a neat trick — it’s a critical enabler for real-world deployment. Any beam-based power system must respond instantly to environmental changes.
- Collaboration is key. Advances in optics, laser drivers, thermal management, adaptive alignment, and controls will need to interoperate for this to scale. We’re excited about working with partners in academia, government, and industry to raise the baseline of capability.
- Vision + pragmatism. We believe that wireless power isn’t just for sci-fi — it can become a disruptive solution for charging drones, powering remote sensor networks, and enabling untethered devices. But only if we carefully balance ambition against engineering realities.
At PowerLight, we’re deeply committed to bringing safe, scalable, wireless power closer to everyday use. As the landscape evolves, we’re ready to contribute, partner, and lead where it makes sense.
Read the full article and others from Northwest Aerospace Magazine here.