Interesting Engineering

Engineers combine 222 laser modes into one fiber using tiny photonic lantern

Engineers demonstrated a new photonic lantern capable of multiplexing 7, 19, and 37 VCSEL lasers into a single multimode ...

3D-printed photonic lanterns combine up to 37 multimode lasers into one fiber

Researchers have developed a microscopic 3D-printed optical device that can efficiently combine light from dozens of small semiconductor lasers into a single multimode optical fiber with very low loss ...
The Fast Mode

AmpliTech 64T64R Radio Validated in Full Open-Stack O-RAN Deployment

Demonstration validates AmpliTech’s commercial-grade ORAN 5G 64T64R MIMO radio in an end-to-end open-stack O-RAN deployment, a landmark for open, interoperable wireless systems AmpliTech 5G Division ...
The Manila Times

AmpliTech Group And Northeastern University Demonstrate First Open-Source Massive MIMO O-RAN System with Category B Fronthaul

Demonstration validates AmpliTech’s commercial-grade ORAN 5G 64T64R MIMO radio in an end-to-end open-stack O-RAN deployment, a landmark for open, interoperable wireless systems ...
IEEE

Hybrid TDOA/DOA Multiple PD Localization Using Two Arrays With KPCA-mnc-FastICA and Sparrow Search Algorithm

Abstract: Time difference of arrival (TDOA) and direction of arrival (DOA) are, respectively, applied to detect partial discharge (PD) target with ultrasonic signal. The reason why these two methods ...
IEEE

Robust superdirectivity and its implementation method for circle–like sensor arrays

Abstract: Superdirectivity enables compact arrays to achieve high directivity, but its practical implementations are highly sensitive to physical imperfections. This lack of robustness hinders the ...
BGR

Single-Use Printer Cartridges Might Be On Their Way Out - Here's Why

Whether at home or at the office, there are few appliances as frustrating as a printer. They frequently get jammed, disconnect from the Wi-Fi, and it seems like you're constantly throwing away and ...