Create a focused speaker so your music targets only the listener. That demodulates at 40 kilohertz, with an H-bridge and ...
Abstract: In this letter, we presents a modified multifrequency phase synthesis approach to design the wideband transmit-reflectarray (TRA) with tilted beams considering the beam squint effect. Unlike ...
What would "Star Wars" and the galaxy far, far away be without lightsabers? And what would lightsabers be without that ...
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‘Earthquake on a chip’ uses phonon lasers to supercharge mobile efficiency
Engineers have turned the physics of earthquakes into a tool for shrinking and supercharging the chips inside phones and ...
Abstract: The massive-antenna wideband millimeter wave (mmWave)/terahertz (THz) systems inevitably suffer from a severe beam split effect due to the non-negligible signal propagation delays, which ...
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