Results 91 to 100 of about 4,037 (224)

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

, 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, Fiedler, Hauke, Krieger, Gerhard   +2 more
core  

Design of RCS measurement system based on hardgating

Journal of Measurement Science and Instrumentation, 2013
In accordance with the measurement requirements of radar cross section（RCS） in the nonstandard outdoor field,a RCS measurement system based on hardware gating was designed.In this paper,firstly the principle of hardware gating based on pulse measurement ...
CHANG Qing-gong, HU Da-hai, WANG Ya-hai
doaj  

RADAR CROSS SECTION [PDF]

, 2007
Genel anlamda radar, modüle edilmişdalga formu ve anten ile hedef cisimleri tespit etmek için kullanılan elektromanyetik enerjinin iletilmesidir. Hedef cismin bir kısım enerjiyi radara geri yansıtmaktadır.
KAPAN, MUSTAFA
core  

Numerical and experimental evaluation of the radar cross section of a drone [PDF]

, 2018
The mono-static Radar Cross Section (RCS) of a commercial Drone (IRIS) has been simulated and measured. For simulations, the electromagnetic CAD Microwave Studio by CST has been used.
Bloisi, D., Zambotti, A., D. Bloisi, S. Pisa, Pisa, S., D. Nardi, Lombardo, P., P. Lombardo, P. d'Atanasio, Nardi, D., A. Genovese, Dratanasio, P., E. Piuzzi, Piuzzi, E., A. Zambotti, E. Pittella, Genovese, A., Pittella, E.   +17 more
core   +1 more source

Non-contact measurement method of liquid composition using microwave radar cross-section

Scientific Reports
This study aims to provide a non-contact detection of liquid composition inside containers using Microwave Radar Cross-section (RCS) measurement technology.
Weijia Zhang, Xuejing Cao, Xue Cheng, Tianfang Wei, Dongqin Sun, Zhaowei Wang, Nutapong Somjit, Calvin Choi, Shaomin Cai   +8 more
doaj   +1 more source

Review of Terahertz Radar Technology

Leida xuebao, 2018
Terahertz radar has unique advantages, including large bandwidth, high resolution, Doppler sensitivity, and anti-interference; it is a significant development in the field of target detection. Herein, the history of electronic and optical terahertz radar
Wang Hongqiang, Deng Bin, Qin Yuliang
doaj   +1 more source

Evaluating the radar cross section of the commercial IRIS drone for anti-drone passive radar source selection [PDF]

, 2018
The focus of this paper is the evaluation of the mono-static Radar Cross Section (RCS) of a commercial Drone (IRIS) through both simulation and measurements in the 1-4 GHz frequency range.
Wei Cao, Lombardo, Pierfrancesco, Daniele Nardi, Emanuele Piuzzi, Erika Pittella, Cao, Wei, Zambotti, Alessandro, Domenico Bloisi, Paolo D'Atanasio, Stefano Pisa, Nardi, Daniele, D'Atanasio, Paolo, Pittella, Erika, Ustalli, Nertjana, Piuzzi, Emanuele, Bloisi, Domenico, Pierfrancesco Lombardo, Pisa, Stefano, Nertjana Ustalli, Alessandro Zambotti   +19 more
core   +1 more source

An online frequency allocation strategy for multi‐carrier radar against spot jammer

IET Radar, Sonar & Navigation
Spot jamming poses a significant threat to radar detection due to its ability to rapidly intercept radar signals and emit high‐power interference. A novel Cognitive Multi‐Carrier Radar (CMCR) is proposed, which utilises a detection waveform comprising ...
Zhao Shan, Lei Wang, Zhe Zhang, Yimin Liu   +3 more
doaj   +1 more source

UAV and UFB Detection Capability of an L-Band Long-Range Air Surveillance Radar: Geometric and RCS Constraints for LSS Targets

Sensors
The spread of unmanned aerial vehicles (UAVs) and unmanned free balloons (UFBs) has made ground-based air surveillance more difficult, especially for low, slow, and small (LSS) targets.
András Braun, Norbert Hegyi
doaj   +1 more source

A Novel Low RCS Design Method for X-Band Vivaldi Antenna

International Journal of Antennas and Propagation, 2012
A novel low radar cross-section (RCS) design method is proposed, and its application on Vivaldi antenna that covers the entire X band is investigated. According to the difference of the current distribution on the radiator when the antenna radiates or ...
XiaoXiang He, Teng Chen, Xin Wang
doaj   +1 more source