Gardner关于位同步算法的经典IEEE文章。-Abstrucf- Timing adjustment in a digital modem must be

performed by interpolation if sampling is not synchronized to

the data symbolsT. his paper describest he fundamental equation

for interpolation, proposes a method for control, and outlines the

signal-processing characteristics appropriate to an interpolator.

The material combines a review of previously known topics,

presentation of new results, and a tutorial exposition of the

subject.

A companion paper will treat performance and implerneutation