张力样条插值函数在给定区间上分段逼近真值。
Tension spline interpolation function maintains smoothness on a given interval, and it approaches a true function subinterval by subinterval.
本文提出了一种采用分段逼近的预失真硬件实现方法。
A hardware realizing method is proposed in this paper which is based on piecewise approximating.
它是一种用分段逼近函数近似代替连续函数，作连续傅氏变换的近似算法。
It is an approximate algorithm of continuous Fourier transform in which some approaching functions of segments are approximately used instead of continuous functions.
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