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IP09_1
- This paper presents Doppler Effect formulation with two trajectories first we use the solution in low speedy density function which is general for this case, second we use the solution in high speedy density function for the first time with
A_method_based_on_Leo_satellite_communications_tim
- 摘 要:定时恢复是数字接收机中的关键技术,基于某特定LEO低轨卫星通信系统应用,重点研究了异步时钟采 样恢复法的工作原理,提出了一种改进的Gardner定时误差检测算法,给出了整个定时环路的具体实现方案,并针对其 性能进行了分析。仿真结果表明,在大多普勒加速度的卫星信道环境下,该方案能够满足系统设计的要求,且实现结 构简单、优化,可大幅降低算法复杂度,在较高信噪比的情况下,具有更加优化的性能。 -Abstract: The timing recovery is a key tec
weak-signal--carrier-freq-sync
- 《深空微弱高动态信号捕获与跟踪算法研究与实现》深空通信领域载波同步恢复需要初步了解，其中信号多普勒斜率动态特性分析和解决办法值得借鉴。-"Weak deep-space high dynamic signal acquisition and tracking algorithm research and to achieve" deep space communications field carrier synchronization recovery requires a prelimina
doppler-only-SAR
- DOPPLER-ONLY SYNTHETIC APERTURE RADAR, This thesis is a proof-of-concept that the imaging process can be performed using high-doppler resolution data. The system requires a simple continuous wave transmitter, and the signal returns are confined
LTE
- 对于城市环境中的高精度单频 GNSS 接收机而言，若考虑误差预报处理已抵消电离层误差，则地面传播环境所导致的多径效应将成为系统误差的主要因素。基于现有蜂窝通信的高分辨率信道估计结果，针对电波传播的幅度、相位、多普勒等特征提取信道响应函数，在极小误差范围内提供至 L 波段信号的线性特征映射-For multipath effects in urban environments with high accuracy single-frequency GNSS receiver, the foreca
Doppler-spread-estimation-
- 这是一篇有关多普勒频移估计问题的文章，主要是在高速移动环境下，很容易产生多普勒频移，为了消除干扰，必须得到确切的多普勒品议大小，从而采用合适的方法消除-This is an article about the Doppler shift estimation articles, mainly in the high-speed mobile environment, it is prone to Doppler shift, in order to eliminate the interfere
12.ISCA-RJRS-2013-290
- Application of spread spectrum for satellite land mobile systems is difficult in satellite link because of synchronization and providing code or considerable Doppler shift. This is particularly high for LEO satellites. So that, a Doppler shift carr
paper5
- Doppler frequency offsets estimation and diversity reception scheme of high speed railway with multiple antennas on separated carriages
paper2
- Multiple Doppler frequency offsets compensation technique for high-mobility OFDM uplink
高动态环境下多普勒频移估计技术研究_杨昂
- 高动态下的多普勒频偏估计论文，适用于高速运动情况下(A high dynamic Doppler frequency offset estimation paper is suitable for high speed motion)