Results 81 to 90 of about 3,039 (221)

Two-dimensional and full polarimetric imaging by a synthetic aperture FM-CW radar [PDF]

open access: yes, 1995
Applies the principle of radar polarimetry to a synthetic aperture frequency-modulated continuous wave (FM-CW) radar and presents results based on two-dimensional (2D) full polarimetric imaging.
Yamaguchi, Y.   +11 more
core   +1 more source

Space-time adaptive detection for airborne multifunction radar

open access: yes, 2022
S.813-817In this paper we combine advanced STAP algorithms and concepts for adaptive guard channels with subarrayed planar arrays together with the theoretical results available in the field of adaptive detection (GLRT, AMF, ACE tests).
Nickel, U., Bürger, W.
core   +1 more source

Akuisisi Data Sederhana untuk Radar FM-CW

open access: yes, 2012
This paper describes the development of a simple data acquisition modul for FM-CW radar. The modul is design to be integrated in a through wall radar system using UWB and FM-CW technologies for life detector application.
Purwoko, Adhi
core   +2 more sources

A Study on Interference Cancellation in a FM-CW Radar

open access: yesThe Journal of the Korean Institute of Information and Communication Engineering, 2012
Two separate antennas are usually adopted in high performance radar systems to achieve the high degree of isolation since the transmission and reception of signals cannot be separated in time. However, even though two spatially separated antennas are installed in the system, strong signals from a transmission antenna can cause the serious interference ...
Jong-Gil Lee, Chang-Ki Lee
openaire   +2 more sources

Design of direct wave cancellation system for high-frequency CW radar

open access: yesThe Journal of Engineering, 2019
When high-frequency continuous wave (HFCW) radars transmit linear frequency modulated (LFM) continuous wave, there will be direct wave (DW) interference due to temporal continuity.
Nan Shang   +3 more
doaj   +1 more source

FM/CW radar system

open access: yes, 1978
An FM/CW radar system is presented with improved noise discrimination in which the received signal is multiplied by a sample of the transmitted signal, and the product signal is employed to deflect a laser beam as a function of frequency. The position of
Brey, H., Geise, P. E., Jr.
core   +1 more source

SIMULATION MODEL OF RADAR IMAGING TECHNIQUE WITH MODIFIED CW-LFM SAR

open access: yesInformation and Telecommunication Sciences
Background. Modern synthetic aperture radar (SAR) systems are crucial for Earth observation, especially in conditions where traditional optical systems fail, such as low visibility or adverse weather. Continuous wave linearly frequency modulated (CW-LFM)
Volodymyr Pavlikov   +4 more
doaj   +1 more source

Errors and uncertainties in microwave link rainfall estimation explored using drop size measurements and high-resolution radar data

open access: yes, 2010
Microwave links can be used for the estimation of path-averaged rainfall by using either the path-integrated attenuation or the difference in attenuation of two signals with different frequencies and/or polarizations.
Uijlenhoet, Remko   +8 more
core   +1 more source

Fall Detection Based on Continuous Wave Radar Sensor Using Binarized Neural Networks

open access: yesApplied Sciences
Accidents caused by falls among the elderly have become a significant social issue, making fall detection systems increasingly needed. Fall detection systems such as internet of things (IoT) devices must be affordable and compact because they must be ...
Hyeongwon Cho   +4 more
doaj   +1 more source

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