Seonglae ChoBoxcar function
In mathematics, a boxcar function is any function which is zero over the entire real line except for a single interval where it is equal to a constant, A. The function is named after its graph's resemblance to a boxcar, a type of railroad car. The boxcar function can be expressed in terms of the uniform distribution as
https://en.wikipedia.org/wiki/Boxcar_function
Boxcar averager
A boxcar averager is an electronic test instrument that integrates the signal input voltage after a defined waiting time over a specified period of time and then averages over multiple integration results (samples) – for a mathematical description see boxcar function.
https://en.wikipedia.org/wiki/Boxcar_averager
