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- quadrature phase displacement 正交位移
- The simulation proves that the distortion and phase displacement of the ANN output waveforms are very tiny. 仿真结果证实，该系统所测出的各项参数与实际值的相移和畸变非常小，且系统的结构简单，计算量小。
- The performance estimation of quadrature phase shift keying (QPSK) signaling over a Rice lading channel was simulated and the corresponding analyzing results were obtained. 最后，对数字调制后的QPSK信号通过莱斯衰落信道时的性能进行了仿真估计，并得到相应的分析结果。
- This paper disscusses the interception methods of quadrature phase shift keying (QPSK) radar signal, which include spectral correlation detection and wavelet analysis. 本论文讨论四相编码雷达信号的侦察、截获方法。
- OQPSK. Offset quadrature phase shift keying 偏置的正交频移键控
- A-QPSK Aeronautical Quadrature Phase Shift Keying 航空四相相移键控
- Variations of water (oil) saturations in the phase displacement process (oil displacing water) are studied with medical X-ray CT scanning in this paper. 本文主要讨论用医用X射线CT扫描研究相驱（油驱水）过程中含水（油）饱和度的变化。
- QPAM Quadrature Phase and Amplitude Modulation 正交相位和幅度调制
- QPSK Quadrature Phase Shift Keying 正交相移键控
- DQPSK. Differential quadrature phase shift keying 差分正交相移健控
- 4 Offset quadrature phase shift keying 4偏置四相相移键控
- phase locked loop quadrature phase shift 锁相环四相相移键控
- coefficient of phase displacement 相移系数
- differential quadrature phase shift keying 差分四相相移键控
- quadrature phase shift keying(QPSK) 正交相移键控
- quadrature phase and amplitude modulatio 正交调幅调相
- Quadrature Phase and Amplitude Modulation 正交相位和幅度调制
- quadrature phase splitting circuit 正交相位分离电路
- quadrature phase subcarrier signal 正交相位副载波信号
- offset quadrature phase shift keying 交错正交相移键控
