Abstract: Design of an ultrawideband co-polarized linear retrodirective array (RDA) operating in the high-frequency (HF) band (2–30 MHz) and beyond is reported for the first time and validated using ...

Abstract: An analog/digital hybrid delay-locked-loop (DLL) phase conjugator (PC) for use in retrodirective array (RDA) applications is proposed, implemented, and measured. Compared with previous phase ...

Neal has more than 20 years of experience in financial and business journalism covering retail investing, airlines, pharmaceuticals, healthcare, sustainability, technology, and retail. He has worked ...

Troy Segal is an editor and writer. She has 20+ years of experience covering personal finance, wealth management, and business news. Toby Walters is a financial writer, investor, and lifelong learner.

At 71, James Cameron still makes movies like he’s got something to prove — despite his many accolades, awards and box office successes. But that fighting spirit is what makes Cameron’s films feel so ...

“Avatar: Fire and Ash” doesn’t waste any time, starting up right after “Avatar: The Way of Water” ends. Expect James Cameron to blow you away with stunning visuals again, as his team pulls you ...