Results 31 to 40 of about 5,131 (237)
Velocity Dealiased Spectral Estimators of Range Migrating Targets using a Single Low-PRF Wideband Waveform [PDF]
, 2013 Wideband radars are promising systems that may provide numerous advantages, like simultaneous detection of slow and fast moving targets, high range-velocity resolution classification, and electronic countermeasures.
Bidon, Stéphanie +3 more
core +1 more source
Adaptive waveform design for imaging MIMO radar systems
, 2022 6 S.One limitation of MIMO imaging radar systems is the waveform diversity available for the transmitters. Indeed, different properties for the transmitted signals, such as orthogonality and Doppler tolerance, are required in order to obtain good imaging
Cerutti-Maori, D., Riche, V., Klare, J.
core +1 more source
IEEE Photonics Journal, 2021 We propose a photonic method to generate and transmit dual-band dual-chirp microwave waveforms based on a dual-polarization dual-parallel Mach-Zehnder modulator (DP-DPMZM).
Lu Wang +6 more
doaj +1 more source
Photonic generation of Barker encoded dual-nonlinear frequency modulated RADAR waveforms
Results in Optics, 2023 Photonics enables the development of versatile waveform generators with carrier frequency tunability and broad bandwidths, allowing for high-range resolution for modern radar systems.
Rajveer Dhawan, Amol Choudhary
doaj +1 more source
Optimizing ?0 information from the Jason-2 altimeter [PDF]
, 2009 A radar altimeter's normalized backscatter, ?0, is used in many oceanographic applications, to infer values of wind speed, wind stress, rain rate and the presence of biogenic slicks.
Quartly, Graham D.
core +1 more source
Chirp Signals and Noisy Waveforms for Solid-State Surveillance Radars
Aerospace, 2017 Since the advent of “pulse compression” radar, the “chirp” signal (Linear Frequency Modulation, LFM) has been one of the most widely used radar waveforms.
Gaspare Galati +2 more
doaj +1 more source
IET Radar, Sonar & Navigation, 2021 A signal embedding scheme into the emission of multiple‐input multiple‐output (MIMO) frequency hopping (FH) radar is analysed. In this scheme, the phase shift keying (PSK) communication symbols are multiplied with the frequency hops in fast‐time ...
Indu Priya Eedara +2 more
doaj +1 more source
A Novel Joint Radar-communication Waveform Design Method Based on Distributed Aperture
Leida xuebao, 2023 Joint radar-communication waveform design has been the focus of intensive research in recent years. The integrated waveform based on a collocated antenna can simultaneously detect targets and communicate with multiple users in different directions ...
Liu LIU +4 more
doaj +1 more source
Analysis and Comparison of MIMO Radar Waveforms
, 2014 International audienceChoosing a proper waveform is a critical task for the implementation of multiple-input multiple-output (MIMO) radars. In addition to the general requirements for radar waveforms such as good resolution, low sidelobes, etc, MIMO ...
Marc Lesturgie +5 more
core +1 more source
Advanced Functional Materials, EarlyView.Thermally oxidized MoS2‐based radio‐frequency switches enable a multifunctional platform that unifies broadband RF switching and in‐memory computation. The device achieves a cutoff frequency of 33.2 THz with high energy efficiency and supports hardware‐aware signal processing.
Juho Son +5 more
wiley +1 more source