[HTML][HTML] 信号直接定位技术综述

吴癸周, 郭福成, 张敏 - 雷达学报, 2020 - radars.ac.cn
通过被动接收辐射源信号并确定其位置的无源定位技术, 在电子侦察, 搜索救援等领域具有重要
价值. 传统测向交叉, 时差, 频差等无源定位技术通常需要两步实现辐射源的定位, 第1 …

[PDF][PDF] 基于互质阵列的运动单站信号直接定位方法

吴癸周, 张源, 张文俊, 裴禹豪, 张敏, 郭福成 - Journal of Radars, 2022 - radars.ac.cn
信号直接定位方法是一种新型无源定位体制, 具有适应低信噪比, 无需参数关联等优势.
为适应复杂电磁环境, 该文提出了一种基于互质阵列的运动单站信号直接定位方法 …

Calibrating the error from sensor position uncertainty in TDOA-AOA localization

F Zhang, Y Sun, Q Wan - Signal processing, 2020 - Elsevier
The performance of unknown source localization degrades significantly when random
sensor position errors exist. In this paper, a calibration source, whose position is known …

3-D target localization and motion analysis based on Doppler shifted frequencies

MM Ahmed, KC Ho, G Wang - IEEE Transactions on Aerospace …, 2021 - ieeexplore.ieee.org
This article proposes two algorithms for the localization or motion analysis of a moving
target, by using a number of stationed sensors observing the frequency of the emitted target …

Localization of a moving source by frequency measurements

MM Ahmed, KC Ho, G Wang - IEEE Transactions on Signal …, 2020 - ieeexplore.ieee.org
This paper investigates the localization of a moving source in position and velocity, by
observing the emitted frequency from the source that is subject to the Doppler shift effect at a …

[HTML][HTML] Direct position determination: An overview

WU Guizhou, GUO Fucheng, Z Min - 雷达学报, 2020 - radars.ac.cn
Passive localization technology, which intercepts emitter signals and passively determines
their positions, has important value in fields such as electronic reconnaissance and search …

Dual-Satellite Geolocation of Terrestrial GNSS Jammers from Low Earth Orbit

Z Clements, TE Humphreys… - 2023 IEEE/ION Position …, 2023 - ieeexplore.ieee.org
This paper explores two-step and direct geolocation of terrestrial Global Navigation Satellite
System (GNSS) jammers from Low Earth Orbit (LEO). Within the past decade, there has …

A high-resolution and high-precision passive positioning system based on synthetic aperture technique

Y Wang, GC Sun, Y Wang, Z Zhang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The nonlinear variation of viewing angles over a long duration causes a nonlinear initial
phase of the received pulse in a passive positioning system with a single moving receiver …

An improved underwater TDOA/AOA joint localisation algorithm

F Jiang, Z Zhang - IET Communications, 2021 - Wiley Online Library
To solve the problem of sound source localisation in underwater sensor networks, this paper
constructs a pseudo‐linear equation system of time difference of arrival and angle of arrival …

Closed-form algebraic solutions for 3-D Doppler-only source localization

NH Nguyen, K Doğançay - IEEE Transactions on Wireless …, 2018 - ieeexplore.ieee.org
This paper presents new closed-form estimators for 3-D source localization using Doppler
measurements collected by a moving sensor platform. Two estimators, based on bias …