Adobe Illustrator uses envelopes to create distortion effect for images. An envelope is a grid-like pattern of lines attached to an image; the content of the image bends and warps to conform to the ...
Wideband power amplifiers (PAs) are notoriously inefficient, especially due to the high peak-to-average power ratio (PAPR) in wireless telecom and other base station transmitters. The PA necessitates ...