Poslední příspěvky

  • A Non-Uniform-Angular-Rate Beam-Scan Method for Airborne TOPS Mode 

    Guan, Y. F.; Chang, W. G. (Společnost pro radioelektronické inženýrství, 2018-09)
    TOPS (Terrain Observation by Progressive Scans) mode can achieve large scene coverage through the beam-scan in a uniform-angular-rate form, when the scanning angle is large, the variation of azimuth theoretical resolution ...
  • An Enhanced Approach to Despeckle SAR Images 

    Anandhi, D.; Valli, S. (Společnost pro radioelektronické inženýrství, 2018-09)
    Synthetic Aperture Radar (SAR) image processing plays a vital role in observing the earth and in understanding its varied features. A SAR image contains edges and shapes hidden by speckle noise. Therefore, despeckling is ...
  • New Box Particle Filter with Improved Resampling Method and Extended Inclusion Volume Criteria for Multi-target Tracking 

    Chen, N. Q.; Ji, H. B.; Gao, Y. C.; Yang, D. (Společnost pro radioelektronické inženýrství, 2018-09)
    In the resampling procedure of traditional box particle filtering, selected box particles are divided in a randomly chosen dimension. This resampling procedure may fail when some elements in the target state vector are ...
  • Analysis of Bistatic Ground Clutter 

    Pidanic, J.; Juryca, K.; Kumar, A. M. (Společnost pro radioelektronické inženýrství, 2018-09)
    This article presents analysis and parametrization of the bistatic ground clutter which is important from the point of view of the modelling/generating of bistatic clutter, and subsequent developing of the new suppression ...
  • Improved Design and Implementation of Automatic Flight Control System (AFCS) for a Fixed Wing Small UAV 

    Elbanna, A. E. A.; Soliman, T. H. M.; Ouda, A. N.; Hamed, E. M. (Společnost pro radioelektronické inženýrství, 2018-09)
    This paper presents an implementation of automatic flight control system (AFCS); analyzes and assures its performance during model in loop (MIL), software in loop (SIL), and processor in loop (PIL) stages. Based on both ...
  • A New Target Radar Cross Section Based Passive Radar Surveillance Receiver Positioning Algorithm on Real Terrain Maps 

    Tuysuz, B. (Společnost pro radioelektronické inženýrství, 2018-09)
    Placing surveillance receivers on passive radar systems is a complex task because of the dependence on third party vendors. This paper presents an efficient and robust algorithm for positioning passive radar surveillance ...
  • Digital Predistorter Design Using a Reduced Volterra Model to Linearize GaN RF Power Amplifiers 

    Rezgui, H.; Rouissi, F.; Ghazel, A. (Společnost pro radioelektronické inženýrství, 2018-09)
    In this paper, a novel method for reducing a Simplified Volterra Series (SVS) model size is proposed for GaN RF Power Amplifier (PA) Digital Predistorter (DPD) design. Using the SVS-modified model, the number of coefficients ...
  • RE-HARP: RF Energy Harvesting MAC Protocol to Prolong Life Time of CRSNs 

    Wasif, S.; Ishtiaq, A.; Waseem, N. (Společnost pro radioelektronické inženýrství, 2018-09)
    Energy drainage is a critical issue in sensor networks which is aggravated further by the incorporation of Cognitive Radio (CR). Radio Frequency Energy Harvesting (RF-EH) is a prominent method for mitigating energy constraints ...
  • An Automated ESD Model Characterization Method 

    Napravnik, T.; Jakovenko, J. (Společnost pro radioelektronické inženýrství, 2018-09)
    Novel automated simulator-independent ESD model characterization method based on Differential evolution and Nelder-Mead Simplex algorithms is presented in this paper. It offers an alternative for time and human-resources ...
  • Spectrally Efficient Constant Envelope Modulation for GNSS Signals 

    Xia, X.; Tang, Z.; Wei, J.; Zhou, Z. (Společnost pro radioelektronické inženýrství, 2018-09)
    As the L-band spectral resources for GNSS services are almost exhausted, new bands such as S-band and C-band has been considered for new GNSS signals. In addition to the traditional signal features, out-of-band radiation ...
  • Reliability Improvement of RF Identification of Shadowed People in Building Corridors Using Space Diversity 

    Svanda, M.; Kvicera, M.; Polivka, M. (Společnost pro radioelektronické inženýrství, 2018-09)
    This paper deals with the investigation of space diversity techniques for elimination of signal fading and consequently extension of coverage area in applications of RF identification of shadowed people in a building ...
  • Novel Butterfly Slot Based Chipless RFID Tag 

    Riaz, M. A.; Abdullah, Y.; Shahid, H.; Amin, Y.; Akram, A.; Tenhunen, H. (Společnost pro radioelektronické inženýrství, 2018-09)
    A compact chipless RFID tag with robust readable features is presented in this paper. The tag is made up of novel concentric butterfly slot resonators. Bit data is encoded in the frequency signature of the tag. Each slot ...
  • Content Aware Segment Length Optimization for Adaptive Streaming over HTTP 

    Zach, O.; Slanina, M. (Společnost pro radioelektronické inženýrství, 2018-09)
    HTTP adaptive streaming is a widely used method for delivering the video content to its final recipi ents. The visual quality of the streamed video content is being adaptively changed according to network conditions to ...
  • Methods for Animal Brain Mapping 

    Piorecka, V.; Krajca, V.; Tyls, F.; Palenicek, T. (Společnost pro radioelektronické inženýrství, 2018-09)
    Measurements of brain electrical activity in animals are essential for the validation of the pharmaco-effect of drugs. The way to evaluate these recordings should be comparable to that of EEG in humans. Methods that visualize ...
  • Propagator Method using PARAFAC Model for Two Dimensional Source Localization 

    Tayem, N.; Majeed, K.; Hussain, A. A. (Společnost pro radioelektronické inženýrství, 2018-09)
    In this paper, we addressed the problem of estimating the two-dimensional (2D) Direction of Arrival (DOA) elevation and azimuth angles for multiple sources. The proposed method employs Propagator Method (PM) in conjunction ...
  • Comparing Classifier's Performance Based on Confidence Interval of the ROC 

    Malach, T.; Pomenkova, J. (Společnost pro radioelektronické inženýrství, 2018-09)
    This paper proposes a new methodology for comparing} two performance methods based on confidence interval for the ROC curve. The methods performed and compared are two algorithms for face recognition. The novelty of the ...
  • Classification of Ground Targets Based on Radar Micro-Doppler Signatures Using Deep Learning and Conventional Supervised Learning Methods 

    Cao, Peibei; Xia, Weijie; Li, Yi (Společnost pro radioelektronické inženýrství, 2018-09)
    Radar has great potential in military and civilian areas, including automobile anti-collision, battlefield surveillance, etc., due to its high penetration and all-weather capability. On the basis of traditional targets ...
  • A True Random Number Generator with Time Multiplexed Sources of Randomness 

    Kote, V.; Vacula, P.; Molata, V.; Vesely, O.; Tlaskal, O.; Barri, D.; Jakovenko, J.; Husak, M. (Společnost pro radioelektronické inženýrství, 2018-09)
    A true random number generator (TRNG) with time multiplexed metastability-based sources of randomness, presented in this paper, is capable of generating random bit sequences formed from noise present in the electronic ...
  • Design of Miniaturized Wideband Microwave Absorber Loaded with Lumped Resistance 

    Lan, J. X.; Cao, X. Y.; Gao, J.; Cong, L. L.; Wang, S. M.; Yang, H. H. (Společnost pro radioelektronické inženýrství, 2018-09)
    In this paper, a polarization and angular insensitive microwave absorber with miniaturized structure is proposed. This structure integrates lumped resistances into a metallic bow-tie structure, thus achieving wideband ...
  • A Novel Polarization Independent Wideband Circuit Analog Absorber Using Crossed Loops 

    Abdulhakim, L. V.; Aanandan, C. K. (Společnost pro radioelektronické inženýrství, 2018-09)
    In this paper, a polarization independent wideband circuit analog absorber is proposed. The structure consists of two dimensional periodic array of crossed loops embedded with lumped resistors printed on dielectric substrates ...

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