quartic spectrum

A complete theoretical analysis for the square and quartic spectrum line feature is carried out. The spectrum line’s existence, position and amplitude are deduced.
本文詳細分析了常見數(shù)字調(diào)制方式的平方譜與四次方譜的譜線特征,從理論上推導(dǎo)了譜線的成因、位置和強度。