Abstract: Extremely large-scale multiple-input-multiple-output (XL-MIMO), which offers vast spatial degrees of freedom, has emerged as a potentially pivotal enabling technology for the sixth ...

Abstract: This paper presents a new DC-DC buck converter with an optocoupler as a switching device. Conventional buck converters use a transformer for galvanic isolation for the PWM signal, which has ...

The worst thing about a volume knob is that, having connected it to a computer, it might be wrong: if you’ve manually altered the volume settings somewhere else, the knob’s reading ...

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