A discrete-time signal is a sequence of numbers defined only at integer values of time. Addition combines two signals sample by sample. y[n] = x₁[n] + x₂[n] Used in mixing and superposition of signals ...

Abstract: Achieving a high uniformity of illumination distribution is of particular significance for improving the light efficiency of LED lighting systems. This paper constructs the evaluation ...

Abstract: Electrically-large slot structures are common in building facades which are of great interest in scattering modeling for remote sensing and wireless communication applications. Existing ...

Sam is a very small Text-To-Speech (TTS) program written in C, that runs on most popular platforms. It is an adaption to C of the speech software SAM (Software Automatic Mouth) for the Commodore C64 ...