pulse-compression radar signals
Multilevel Linear Fm Pulse Compression Radar Signals Simulator
... The radar signals simulators became an essential requirement for the development and the evaluation of the performance of the radar ...the radar signals simulators were implemented ...
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Graphical User Interface based Signal Generator for Radar/Sonar Pulse Compression Codes
... Pulse compression allows radar to achieve the average transmitted power of a relatively long pulse, while obtaining the range resolution of short ...In radar where there are limitations ...
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Pulse Compression of Linear Frequency Modulation Signals in Presence of Phase Truncation
... Abstract. Direct digital synthesis (DDS) is widely used in radar signal generation. In order to study the influence of phase truncation on signal processing, this paper models DDS to generate linear frequency ...
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An Introduction to Synthetic Aperture Radar (SAR)
... received signals are mixed with a reference signal from the local oscillator ...frequency. Pulse compression is completed by performing a spectral analysis of the difference-frequency output to ...
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Study on the Characteristics of LFM Signals, BC Signals and Their Mixed Modulation Signals
... pulsed radar. LFM signal has the lower side of the sidelobe after pulse compression, and its Doppler frequency is not sensitive, but the signal form is relatively simple, vulnerable to ...
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1. Sidelobe reduction using frequency modulated pulse compression techniques in radar
... modulated pulse compression technique in which sweep rate is not restricted to constant as compared to the ...LFM signals with distinct sweep ...
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Compressive sensing in distributed radar sensor networks using pulse compression waveforms
... (CF) pulse wave- form design and proposed Maximum-Likelihood (ML) automatic target recognition (ATR) approach for both nonfluctuating and fluctuating targets in a network of multiple radar ...the pulse ...
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Low Power LFM Pulse Compression RADAR with Sidelobe suppression
... DOI: 10.15662/ijareeie.2014.0307055 Different applications require windows with different characteristics. Windows with low maximum sidelobe level is chosen for applications with strong interfering signals near ...
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A frequency sharing weather radar network system using pulse compression and sidelobe suppression
... each radar is distinguished by exploiting its own code “orthogonal” to those of the other ...of pulse compression [4]. Pulse compression is a tech- nique employed in a single ...
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Doppler Effect Analysis Of NLFM Signals
... in radar signal processing, where the range is proportional to round-trip travel time ...the radar signal while the radial velocity is proportional to the Doppler frequency ...The radar signal ...
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Pulse Compression Techniques for Target Detection
... of radar that, because of its low power, wide bandwidth, frequency variability, or other design attributes makes it difficult for it to be detected by means of a passive intercept ...received signals are ...
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Ultrasonic NDE of thick polyurethane flexible riser stiffener material
... conventional signals at frequencies >1 MHz could not be used for the imaging of ...as pulse-echo measurements were not very practical with a PuC ...
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Application of Modified Chaotic Sine Map in Secure Communication
... The performance of binary sequences generated using modified sine map was studied for secure communication applications. It is therefore concluded that these sequences can be used for secure communication in chaotic ...
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Design and Implementation of a Module Radar System Based on VB.net Language and ultrasonic waves
... term RADAR was coined in 1940 by the United States Navy as an acronym for Radio Detection and ...term radar has since entered English and other languages as a common noun, losing all ...
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High-range resolution spectral analysis of precipitation through range imaging of the Chung-Li VHF radar
... (VHF) radar, located on the campus of National Central University, Tai- wan, since ...echo signals with a group of closely spaced transmitting frequencies through ap- propriate inversion methods to obtain ...
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Design of Low Power Radar Level Sensor with Improved Accuracy Rate for Sodium Level Detection in PFBR
... the radar beam away from the ...power, pulse widths, and sensitivity depend on the distance of the target from the antenna and the dielectric constant of the reflecting ...accurately. Pulse ...
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EC2204-Signals-And-Systems-Lecture-Notes
... analog signals are filtered with an anti-aliasing filter (usually a low-pass filter with cutoff near the Nyquist frequency) before conversion to the sampled discrete ...
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Evaluation of a class of NLFM radar signals
... selected signals in drawn according to a uni- form probability ...such signals. We created one million ran- dom signals and determined the best signal among them with respect to each choice of ...
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18 Radar Principles pdf
... of radar receivers is often greatly decreased by interference from one or more of several possible ...for radar systems that operate above 3,000 ...all radar returns and render the system ...a ...
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The application of air coupled ultrasonic systems and signal processing to the interrogation of concrete
... INTRODUCTION THE AIR-COUPLED EXPERIMENTAL SETUP 4.2.1 Capacitive Transducers 4.2.2 The Pulse Compression Technique 4.2.3 Simulation of the Pulse Compression Technique 4.2.4 Experimental [r] ...
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