Create a focused speaker so your music targets only the listener. That demodulates at 40 kilohertz, with an H-bridge and ...

Researchers have come up with a new and improved way to levitate objects using sound waves alone, an impressive feat of mixed-reality technology that could pave the way for some seriously futuristic ...

In context: Sound waves typically propagate in forward and backward directions. This natural movement is problematic in some situations where unwanted reflections cause interference or reduced ...

Hyundai’s speakers adjust their angle to minimise sound wave interference. Credit: Hyundai Mobis. Hyundai Mobis has developed a new movable sound system that is engineered to synchronise with the ...