Abstract: Wireless alignment of the frequencies and phases of the antenna elements in a distributed antenna array is necessary to ensure high-gain distributed beamforming, as well as to achieve ...
A binaural beat is an illusion created by your brain when you listen to two tones with slightly different frequencies at the same time, one in each ear. Some early research suggests that listening to ...
Abstract: In this paper, integrated scheme of enhanced vibration-sensing and digital subcarrier multiplexing (DSCM) communication based on frequency-domain pilot tones (FPTs) is proposed and ...
Our hearing picks up a limited range of sounds, limits that were used successfully to keep teenagers from congregating outside British grocery stores by a device called the “teenage sound repeller." ...
ABSTRACT: An underexpanded jet has typical shock-cell structure and strongly oscillates, its behavior being known to cause many industrial problems. An underexpanded jet radially issues from intake ...
MARTINEZ, Ga. (WJBF) — An investigation is underway at Stevens Creek Elementary, after it was discovered that teachers in two classrooms used a high-frequency sound to get the attention of students in ...
I've been using SDR-trunk to broadcast my county's analog public safety system to broadcastify and I love the setup and user interface of the software. But there are some issues I've stumbled into.
Creating a Software using 12-bit DAC to generate 4 different Audio tones of varying frequencies each for 1 sec. The cycle continues and the 16-bit ADC is configured to confirm if the frequencies that ...
If you have difficulty obtaining a good night sleep you might be interested in a new piece of technology called the Banala Sense. Designed to help you fall asleep faster and obtain a deeper sleep the ...
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