In cognitive-radio and dynamic-spectrum-access systems, secondary users share licensed bands opportunistically to boost spectral efficiency. This sharing is only possible if the radios can ...

A new publication from Opto-Electronic Advances, 10.29026/oea.2023.220148 discusses the direct field-to-pattern monolithic design of holographic metasurface via residual encoder-decoder convolutional ...

Polar codes are a channel coding technology and all channel coding technology works in basically a quite similar way. Communication links are susceptible to errors due to random noise, interference, ...