predistortion

noun

predistortion

noun

Etymology From pre- + distortion.

1

Distortion prior to some other process.

  • One form of predistortion and complementary equalization is the transmitter preemphasis and receiver deemphasis combination employed in FM transmissions.1977, W[illiam] David Gregg, “Modulation Indices in PM and FM”, in Analog and Digital Communication: Concepts, Systems, Applications, and Services in Electrical Dissemination of Aural, Visual, and Data Information, New York, N.Y.: John Wiley & Sons, →ISBN, chapter 3 (Angle Modulation), page 70:
  • The convergence of the iterative approach, and the predistortion results are illustrated on a simulation of a Motorola LDMOS transistor based power amplifier and a measurement example using the Chalmers RF WebLab measurement setup.2016, Maarten Schoukens, Jules Hammenecker, Adam Cooman, “Obtaining the Pre-Inverse of a Power Amplifier using Iterative Learning Control”, in arXiv:
Derived terms
digital predistortion

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.