Results 51 to 60 of about 3,628 (168)

Time delay estimation issues for target detection and transmitter identification in multistatic radars

open access: yesEngineering Reports, 2020
Time delay estimation (TDE) is an active research area due to its importance in a wide range of applications, such as target detection and transmitter identification.
Dillip Dash, Valarmathi Jayaraman
doaj   +1 more source

Collaborative transmit resource scheduling and waveform selection for target tracking in multistatic radar system

open access: yesIET Radar, Sonar & Navigation, 2021
This paper proposes a collaborative transmit resource scheduling and waveform selection (CTRSWS) strategy for target tracking in multistatic radar system which consists of one transmitter and an arbitrary number of receivers.
Yijie Wang   +3 more
doaj   +1 more source

Observation and Coordination Needs for Current, Near‐Future, and Next Generation Earth‐Observing SAR Systems

open access: yesEarth and Space Science, Volume 13, Issue 5, May 2026.
Abstract This paper summarizes an evaluation by experts of how coordination of Earth‐observing Synthetic Aperture Radar (SAR) missions among the world's space agencies could advance toward game‐changing scientific discoveries and fully realizing SAR's practical capability to address many issues facing society.
Cathleen E. Jones   +21 more
wiley   +1 more source

Bi- and Multistatic SAR: Potentials and Challenges [PDF]

open access: yes, 2004
Bi- and multistatic synthetic aperture radar (SAR) operates with distinct transmit and receive antennas which are mounted on separate platforms. Such a spatial separation has several operational advantages which will increase the capability, reliability ...
Moreira, Alberto   +2 more
core  

First Coincident Radar and Optical Observations of a Meteor Radio Afterglow

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 3, March 2026.
Abstract It has been hypothesized that Meteor Radio Afterglows (MRAs) occur due to resonant transition radiation (RTR) where suprathermal electrons emit as they pass through electron density inhomogeneities in a turbulent plasma. Meteor trails are thought to produce suprathermal electrons through anion oxidation, which can be identified through meteor ...
K. S. Obenberger   +15 more
wiley   +1 more source

Performance Analysis for Joint Target Parameter Estimation in UMTS-Based Passive Multistatic Radar with Antenna Arrays Using Modified Cramér-Rao Lower Bounds

open access: yesSensors, 2017
In this study, the modified Cramér-Rao lower bounds (MCRLBs) on the joint estimation of target position and velocity is investigated for a universal mobile telecommunication system (UMTS)-based passive multistatic radar system with antenna arrays. First,
Chenguang Shi   +3 more
doaj   +1 more source

Time Reversal Detection in Multistatic Radar System

open access: yesIEEE Access, 2020
A multistatic radar system can effectively improve the detection performance owing to its spatial diversity property. However, the detection performance will degrade when there exist multipaths.
Zhaoming Zhang   +2 more
doaj   +1 more source

Frequency Domain Image Reconstruction for Imaging With Multistatic Dynamic Metasurface Antennas

open access: yesIEEE Access, 2022
Dynamic metasurface antennas (DMAs) have recently been introduced as a computational imaging (CI) platform that offers significant advantages over conventional imaging systems.
Vasiliki Skouroliakou   +4 more
doaj   +1 more source

Frequency Selective Rasorber With Low Insertion Loss and Ultra‐Broadband Scattering Reduction

open access: yesAdvanced Physics Research, Volume 5, Issue 2, February 2026.
We present a dual‐polarization broadband frequency selective rasorber featuring a transmission window in the middle of its absorption band. The proposed FSR achieves a –10 dB reflection band over 3.68–16.94 GHz with a fractional bandwidth of 128.6%, featuring a minimum insertion loss of 0.3 dB at 10.3 GHz.
Ziming Yu   +4 more
wiley   +1 more source

Total Power Minimization‐Based Power Allocation Strategies for Multicarrier DFRC System Under Rate and CRLB Constraints

open access: yesElectronics Letters, Volume 62, Issue 1, January/December 2026.
Two power allocation strategies are proposed for multicarrier DFRC system that are suitable for different communication date rate requirements, which are to minimize the total radiated power with the constraints of communication data rate, CRLB of target time delay estimation and subcarrier power.
Rui Yang, Hong Jiang, Liangdong Qu
wiley   +1 more source

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