The normalized birefringence and modal dispersion as functions of normalizedfrequency for different aspect ratios are presented and compared with Guassian approximation.
文章比较了多模光纤和塑料光纤的结构参数和模式数量，并对大量的模式色散会严重限制光纤的带宽作了分析。
2
Transmission parameters such as numerical aperture and normalizedfrequency of the fabricated holey fibers have been measured and compared with theoretical values based on effective index method.
测量了拉制成的有孔光纤的数值孔径和归一化频率等传输参数，并基于有效折射率方法与理论值进行了比较。
3
The descriptive statistics for body weight normalized strength, normalized peak EMG, time to onset, time to peak, median frequency, mean power frequency, and frequency bands were calculated.