Results 1 to 10 of about 5,346 (111)

Fast TDOA and FDOA Estimation for Coherent Pulse Signals

open access: yesInternational Journal of Antennas and Propagation, 2022
Time difference of arrival (TDOA) and frequency difference of arrival (FDOA) have been widely used for localizing temporally continuous signals passively.
Yan Liu, Fucheng Guo
doaj   +1 more source

Optimization Method of RFID Reader Antenna Deployment in Obstacle Environment Based on Improved FA

open access: yesInternational Journal of Antennas and Propagation, 2022
The aim of this study is to solve the problem of RFID reader antenna deployment when an obstacle in the environment or the material itself is an obstacle.
Tao Hong, Yixuan Jiang, Cui Wang
doaj   +1 more source

Miniaturized Wide Scanning Angle Phased Array Using EBG Structure for 5G Applications

open access: yesInternational Journal of Antennas and Propagation, 2022
This article presents a miniaturized wide-angle scanning phased array for fifth-generation (5G) application. A subarray of two closely packed patch antennas on electromagnetic bandgap structure (EBG) ground with the operating bandwidth of 26–29 GHz is ...
Xiumei Shen   +3 more
doaj   +1 more source

An Efficient and Accurate 2W-PE Method for Solving Spatial Field Strength Based on CVNN and PINN

open access: yesInternational Journal of Antennas and Propagation, 2023
A two-way parabolic equation (2W-PE) method based on complex-valued neural networks (CVNNs) and a physics-informed neural network (PINN) is proposed to predict the spatial field in the environment of dielectric obstacles with high efficiency and accuracy.
An-Qi Li   +3 more
doaj   +1 more source

A Novel SIW H-Plane Horn Antenna Based on Parabolic Reflector

open access: yesInternational Journal of Antennas and Propagation, 2016
A new type of H-plane horn antenna based on the parabolic reflector principle is proposed in this paper. The parabolic reflector is constructed with the substrate integrated waveguide technology and is used for generating large radiation aperture and ...
Shiqiao Zhang, Zheng Li, Junhong Wang
doaj   +1 more source

Analysis of Electromagnetic Interference Effect of the Pulse Interference on the Navigation Receiver

open access: yesInternational Journal of Antennas and Propagation, 2022
Aiming at the problem that satellite navigation signals are easily interfered by the radio frequency (RF) pulse signal, the electromagnetic interference effect of RF pulse on the navigation receiver is studied in this paper.
Xin Huang, Yuming Wang, Yazhou Chen
doaj   +1 more source

A Flexible Monopole Antenna with Dual-Notched Band Function for Ultrawideband Applications

open access: yesInternational Journal of Antennas and Propagation, 2014
We present a flexible ultrawideband (UWB) planar monopole antenna with dual-notched band characteristic printed on a polyimide substrate. The antenna is fed by a step coplanar waveguide (CPW) that provides smooth transitional impedance for improved ...
Xiaoyan Zhang, Guohao Wang
doaj   +1 more source

Received Power Attenuation Analysis Based on Wavelet for Reflection-Style Optical Antenna Deformations in Free-Space Laser Communications

open access: yesInternational Journal of Antennas and Propagation, 2011
Diversified deformations on reflection-style optical antennas caused by processing technique and complex outer-space environment in free-space laser communications are modeled by wavelet analysis.
Wanqing Xie   +3 more
doaj   +1 more source

Study of the Interference Affecting the Performance of the Theremin

open access: yesInternational Journal of Antennas and Propagation, 2012
The theremin is one of the earliest electronic musical instruments. It is named after the Russian physics Professor Lev S. Termen who invented it in 1919.
Carmen Bachiller Martín   +4 more
doaj   +1 more source

Design and Fabrication of W-Band Waveguide Slotted Array Antenna Based on Milling Process

open access: yesInternational Journal of Antennas and Propagation, 2020
A single-layer waveguide slotted array antenna is proposed for W-band applications. To eliminate the alignment errors, all structures including the radiation slots, radiation waveguides, and power divider network are realized in one layer based on the ...
Hongfu Meng, Yang Chen, Wenbin Dou
doaj   +1 more source

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