predistortion

See also: pre-distortion

English

Alternative forms

Etymology

From pre- +‎ distortion.

Noun

predistortion (countable and uncountable, plural predistortions)

  1. Distortion prior to some other process.
    • 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:
      One form of predistortion and complementary equalization is the transmitter preemphasis and receiver deemphasis combination employed in FM transmissions.
    • 2016, Maarten Schoukens, Jules Hammenecker, Adam Cooman, “Obtaining the Pre-Inverse of a Power Amplifier using Iterative Learning Control”, in arXiv‎[1]:
      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.

Derived terms

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