trapezoidal wave

trapezoidal wave

[¦trap·ə¦zȯid·əl ′wāv]
(electronics)
A wave consisting of a series of trapezoidal pulses.
References in periodicals archive ?
Elastic deformation (compression) of trapezoidal wave corrugated form does not changing the width of the contact zone, as connected only with the phenomenon of its side faces loss stability.
The trapezoidal wave or square wave brushless DC motor (BLDC) is a kind of brushless DC motor which is recognized universally (Guo, 2008; Abreu, 2015).
According to the Fourier series and actual experience, trapezoidal wave shapes have higher frequency harmonics that add to the EMI field.
With the sinusoidal motor current wave form developed, instead of trapezoidal wave form which typical permanent magnet motors employ, Ecoheart achieves low torque ripple, low vibration and acoustic noise and much reduced harmonics.