نتایج جستجو برای: radar detection

تعداد نتایج: 597756  

2015
T. Wang R. Aggarwal

A variety of UGV (Unmanned Ground Vehicle) applications pose the challenge that UGVs need to handle human detection and tracking in complex environments that include dusty, smoky and foggy conditions. These environments make a vision-based human tracking-by-detection system ineffective. To cope with this challenge, we build a radar-vision fusion system, utilizing a 77GHz 2D Delphi ESR (Electron...

Journal: :رادار 0
مصطفی علی مسیمر رضا محسنی علی عزیزی واحد

in recent years, wavelet packet modulation ofdm (wpm-ofdm) signals have been introduced for radar applications. these signals have important properties such as inherent high range resolution and high resistance of radar system against jamming reception. this paper investigates the problem of designing these family of signals according to the following criteria: constrained maximization of the d...

In this paper a new method is introduced for jointly delay and doppler estimation in ambiguity function based radars. In this method firstly each cell of ambiguity function is considered as a random variable, then an stochastic processes is estimated for each cell based on its value during consecutive radar scans. In the second step the ambiguity function is divided to high probability target a...

Journal: :Information Fusion 2011
Trung-Dung Vu Julien Burlet Olivier Aycard

We present a real-time algorithm for simultaneous localization and local mapping (local SLAM) with detection and tracking of moving objects (DATMO) in dynamic outdoor environments from a moving vehicle equipped with a laser scanner, short range radars and odometry. To correct the vehicle odometry we introduce a new fast implementation of incremental scan matching method that can work reliably i...

2014
Seyed Mohammad Hosseini Reza Mohseni

Using ESM, RWR and ARM missiles pose significant limitations to the performance of the radar systems in new battles. In these wars, MTI radars are commonly used with high Power to achieve long ranges, therefore they are easily detectable by the enemy EW receivers, and so they lose their effectiveness. In addition to having the ability of anti-Jamming and good ECCM, the radar systems should to u...

Journal: :Indonesian Journal of Science and Technology 2020

2014
P. JYOTSNA TIRUMALA RAO

The performance of multiple input multiple output (MIMO) radar configurations of distributed antennas are analyzed. Statistical multiple input multiple output (MIMO) radar develops angular diversity to mitigate the impact of radar cross section fluctuations (RCF). The fluctuations can be modeled with scattering model consists of non-orthogonal waveforms for fast target or radar cross section fl...

2015
Yunhan Dong

Analogous to the radar Doppler spectrum for coherent processing, the concept of a Radon spectrum that is a kind of normalised Radon transform is proposed and used for radar non-coherent detection. One advantage of using the Radon transform for non-coherent processing is that integration in all directions is considered, and hence range migration of moving targets is not a concern. The detection ...

2016
Raja Syamsul Azmir Raja Abdullah Noor Hafizah Abdul Aziz Nur Emileen Abd Rashid Asem A. Salah Fazirulhisyam Hashim

The passive bistatic radar (PBR) system can utilize the illuminator of opportunity to enhance radar capability. By utilizing the forward scattering technique and procedure into the specific mode of PBR can provide an improvement in target detection and classification. The system is known as passive Forward Scattering Radar (FSR). The passive FSR system can exploit the peculiar advantage of the ...

2012
S.-H. Jeong

In this paper, we propose a multi-beam and multi-range (MBMR) radar with frequency modulated continuous wave (FMCW) waveform and digital beam forming (DBF) algorithm to cover a detection area of long range and narrow angle (150 m, ±10◦) as well as short range and wide angle (60 m, ±30◦) as a single 24 GHz sensor. The developed radar is highly integrated with multiple phased-array antennas, a tw...

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