载波相位差分技术 RTK ; technique of dispersion assign
载波相位差分 gpscarrier-phase differential gps ; Carrier phase Differential GPS ; CDGPS
GPS相位差分 GPS phase difference
GPS载波相位差分 Carrier phase Differential GPS ; CDGPS
相位差分调制 Phase differential modulation
差分相位键控 DPSK
差分相位 [电子] differential phase ; DP
载波相位动态实时差分 Real Time Kinematic
二进制差分相位键控 DPSK
In chapter four, the phase statistical characteristics of radio channels are researched in time domain, and the PDF (Probability Density Function) of phase difference is derived in close-form expressions.
论文第四章从移动信道的时域相位统计特性出发，从理论上推导了相位差分的概率密度函数公式，分析了各阶矩的表达式，给出了瑞利信道基于矩的多普勒频移估计器，同时针对这些估计器的误差应用第三章的方法进行改进。
参考来源 - 新一代移动通信内接收机理论与应用研究As a digital phase demodulation,the algorithm adopts phase differentiation,frequency compensation and symbols recovery to directly extract bits stream from phase slope and recover symbols rather than recover each I or Q sequence,resulting in simple structure,low power and low cost.
作为数字相位解调,本算法采用相位差分、频率补偿和符号恢复,不用分别恢复出I路和Q路的码序列,而直接提取出相位斜率码,恢复出符号,从而简化了解调结构、降低了功耗和成本。
参考来源 - 一种用于低功耗低成本的IEEE802.15.4接收器的新颖解调算法(英文)·2,447,543篇论文数据，部分数据来源于NoteExpress
提出一种剪切干涉测量中实现由相位差分准确高效恢复被测波前相位的算法。
A phase recovery algorithm with improved accuracy and efficiency is proposed for test wavefront phase recovery from obtained phase differences in shearing interferometry.
在建立GPS载波相位差分模型的基础上，详细论述了GPS姿态测量原理。
Based on the establishment of carrier phase sub-models, the paper discussions the GPS attitude measurement principle in detail.
针对加性色噪声背景下的多分量线性调频信号参量估计问题，提出了基于相位差分的时频子空间方法。
For the problem of the parameter estimation of multi-component chirp signal in the additive colored noise, a method based on phase difference and time-frequency signal filter was proposed.
应用推荐