IJF - OQPSK is an important modern digital modulation technique.

OQPSK是一种重要的现代数字恒包络调制技术.

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QPSK as an advanced digital modulation technique is fit for the digital satellite communication system well.

QPSK作为一种先进的数字调制方式,特别适用于数字卫星通信系统.

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Orthognal Frequency Division Multiplexing ( OFDM ) is a multi - carrier digital modulation technique for broad - band wireless communication.

正交频分复用 ( OFDM ) 是一种 多载波 数字调制技术.

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