Results 31 to 40 of about 11,419,317 (219)

Radar waveform design and processing using joint amplitude‐frequency‐phase modulation

open access: yesIET Radar, Sonar & Navigation, 2023
Radar waveform design is facing severe challenges with the development of radar countermeasure technology, such as easy access to intra‐pulse modulation property and poor anti‐recognition capabilities.
Tiehua Zhao   +4 more
doaj   +1 more source

Joint Radar and Communications Waveform Design Based on Complementary Sequence Sets

open access: yesRemote Sensing, 2023
The joint radar and communications (JRC) waveform often has a high range sidelobe, which will degrade the target detection performance of an automotive JRC system.
Haichuan Li   +3 more
doaj   +1 more source

Deep Radar Waveform Design for Efficient Automotive Radar Sensing [PDF]

open access: yes2020 IEEE 11th Sensor Array and Multichannel Signal Processing Workshop (SAM), 2020
In radar systems, unimodular (or constant-modulus) waveform design plays an important role in achieving better clutter/interference rejection, as well as a more accurate estimation of the target parameters. The design of such sequences has been studied widely in the last few decades, with most design algorithms requiring sophisticated a priori ...
Shahin Khobahi   +2 more
openaire   +2 more sources

A New Shaped Waveform Design Scheme for Radar Embedded Communication

open access: yesMATEC Web of Conferences, 2018
In order to improve the covertness of radar embedded communication based on the eigenvalue decomposition radar embedded communication waveform design scheme, a new waveform design scheme that combines the idea of shaped design is constructed.
He Shan, Li Baoguo, Lei Jing, Yan Hua
doaj   +1 more source

Acceleration of parasitic multistatic radar system using GPGPU [PDF]

open access: yes, 2011
This dissertation details the implementation of PMR [Parasitic Multistatic Radar] signal processing chain in the GPGPU [General Purpose Graphic Processing Units] platform.
John, Mathew
core   +1 more source

Constrained Radar Waveform Design for Range Profiling [PDF]

open access: yesIEEE Transactions on Signal Processing, 2021
Range profiling refers to the measurement of target response along the radar slant range. It plays an important role in automatic target recognition. In this paper, we consider the design of transmit waveform to improve the range profiling performance of radar systems.
Bo Tang 0002   +3 more
openaire   +2 more sources

Recent Developments in Radar Waveforms (in English)

open access: yesLeida xuebao, 2014
With the development of high speed digital processor and solid state power electronics, more flexible waveforms become feasible to achieve by modern radar systems.
Cao Si-yang, Zheng Yuan-fang
doaj   +1 more source

Transmitted Waveform Design Based on Iterative Methods

open access: yesJournal of Applied Mathematics, 2013
In intelligent radar, it is an important problem for the transmitted waveform to adapt to the environment in which radar works. In this paper, we propose mutual information model of adaptive waveform design, which can convert the problem of adaptive ...
Bin Wang   +3 more
doaj   +1 more source

Phase retrieval for radar waveform design

open access: yesInformation and Inference: A Journal of the IMA
Abstract The ability of a radar to discriminate in both range and Doppler velocity is completely characterized by the ambiguity function (AF) of its transmit waveform. Mathematically, it is obtained by correlating the waveform with its Doppler-shifted and delayed replicas.
Samuel Pinilla   +3 more
openaire   +3 more sources

Advances and Prospects in Synthetic Aperture Radar Waveform Design

open access: yesLeida xuebao
Radar systems acquire target information by transmitting waveforms, receiving echoes, and processing signals; thus, waveform performance is a critical determinant of radar system performance.
Guodong JIN   +5 more
doaj   +1 more source

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