TyrLoc: a low-cost multi-technology MIMO localization system with a single RF chain
Z Gu, T He, J Yin, Y Xu, J Wu - Proceedings of the 19th Annual …, 2021 - dl.acm.org
This work presents the design and implementation of TyrLoc, an accurate multi-technology
switching MIMO localization system that can be deployed on low-cost SDRs. TyrLoc only …
switching MIMO localization system that can be deployed on low-cost SDRs. TyrLoc only …
Chip scale atomic clock–driven one-way radiometric tracking for low-earth-orbit CubeSat navigation
MM Rybak, P Axelrad, J Seubert, T Ely - Journal of Spacecraft and …, 2021 - arc.aiaa.org
Chip scale atomic clocks (CSACs) have the potential to provide CubeSat missions with
precision timekeeping capabilities to support onboard radiometric tracking, reducing …
precision timekeeping capabilities to support onboard radiometric tracking, reducing …
Direction-of-arrival estimation with virtual antenna array: Observability analysis, local oscillator frequency offset compensation, and experimental results
Estimating the direction-of-arrival (DoA) of radio frequency sources is essential in many
wireless applications. Traditional DoA estimation based on bearing measurements requires …
wireless applications. Traditional DoA estimation based on bearing measurements requires …
Decentralized frequency alignment for collaborative beamforming in distributed phased arrays
A new approach to distributed synchronization (frequency alignment) for the coordination of
nodes in open loop coherent distributed antenna arrays to enable distributed beamforming …
nodes in open loop coherent distributed antenna arrays to enable distributed beamforming …
Autonomous orbit determination and timekeeping in lunar distant retrograde orbits by observing X‐ray pulsars
J Liu, W Wang, H Zhang, L Shu, Y Gao - Navigation, 2021 - Wiley Online Library
A server satellite that is parked in a stable distant retrograde orbit (DRO) in the vicinity of the
Moon can provide navigation service for satellites in the Earth–Moon system. In this study, X …
Moon can provide navigation service for satellites in the Earth–Moon system. In this study, X …
Optimal localization with sequential pseudorange measurements for moving users in a time-division broadcast positioning system
In a time-division broadcast positioning system, a user device (UD) determines its position
by obtaining sequential time of arrival or pseudorange measurements from signals …
by obtaining sequential time of arrival or pseudorange measurements from signals …
Improved clock parameters tracking and ranging method based on two-way timing stamps exchange mechanism
X Gu, J Li, G Zhou, S Xie - IEEE Signal Processing Letters, 2021 - ieeexplore.ieee.org
A common approach for synchronizing the agents in a Wireless Sensor Network (WSN) is
two-way timing stamps exchange mechanism. In this letter, by analyzing the change of …
two-way timing stamps exchange mechanism. In this letter, by analyzing the change of …
Autonomous lunar satellite navigation system: Preliminary performance assessment on south pole
Nowadays, several space agencies are emphasizing the interest for the human return to the
Moon. This renaissance in lunar exploration involves both the public and private sectors and …
Moon. This renaissance in lunar exploration involves both the public and private sectors and …
Multidimensional likelihood function in the problem of estimating time-frequency parameters of signals
OA Safaryan, IA Pilipenko… - 2021 Radiation and …, 2021 - ieeexplore.ieee.org
The paper deals with the construction and use of a multidimensional likelihood function for
estimating time-frequency parameters. A signal representation model is proposed that takes …
estimating time-frequency parameters. A signal representation model is proposed that takes …
[PDF][PDF] 一种优化的频率驾驭算法研究
赵书红, 董绍武, 白杉杉, 高喆 - 电子与信息学报, 2021 - jeit.ac.cn
为满足各应用领域对高精度时间性能不断提升的需求, 该文设计实现了一种迭代的优化频率驾驭
算法, 主要分为纸面时间计算和实际物理信号实现两个部分. 其中纸面时间计算采用ALGOS …
算法, 主要分为纸面时间计算和实际物理信号实现两个部分. 其中纸面时间计算采用ALGOS …