Browsing 2018/1 by Issue Date

Now showing items 1-20 of 41

  • General Time-Division AltBOC Modulation Technique for GNSS Signals 

    Zhou, Zhihui; Tang, Zuping; Wei, Jiaolong; Xia, Xuan (Společnost pro radioelektronické inženýrství, 2018-04)
    In this paper, a general time-division alternate binary offset carrier (GTD-AltBOC) modulation method is proposed, which is an extension of TD-AltBOC and time-multiplexed offset-carrier quadrature phase shift keying ...

  • Design of Multi-Band Filters Using Parallel Connected Topology 

    Cheab, Sovuthy; Wong, Peng Wen; Soeung, Socheatra (Společnost pro radioelektronické inženýrství, 2018-04)
    This paper presents the design of multi-band filters using parallel connected topology. The resonator in each branch is the dual-mode resonator which provides two resonant modes per passband for miniaturization. The coupling ...

  • Modified Octagonal Photonic Crystal Fiber for Residual Dispersion Compensation over Telecommunication Bands 

    Ahmad, Redwan; Komanec, Matej; Suslov, Dmytro; Zvanovec, Stanislav (Společnost pro radioelektronické inženýrství, 2018-04)
    A modified Octagonal Photonic Crystal Fiber (MO-PCF) is proposed and numerically investigated for the purpose of residual dispersion compensation in the optical transmission link. The results show that the proposed fiber ...

  • Light-weight Mutual Authentication with Non-repudiation 

    Clupek, Vlastimil; Zeman, Vaclav; Dzurenda, Petr (Společnost pro radioelektronické inženýrství, 2018-04)
    In this paper, we focused on a problem of authentication on low-cost devices. We have proposed a new light-weight protocol for mutual authentication of communication entities with non-repudiation of realized events. The ...

  • Differential Full Diversity Spatial Modulation using Amplitude Phase Shift Keying 

    Dwarika, Kavishaur; Xu, Hongjun (Společnost pro radioelektronické inženýrství, 2018-04)
    Diversity is a fundamental concept used to reduce the adverse effects of fading in wireless communications. Differential full diversity spatial modulation (DFD-SM) is a differential spatial modulation (DSM) scheme that ...

  • Insulated Wire Fed Floating Monopole Antenna for Coastal Monitoring 

    Loni, Zia M.; Espinosa, Hugo G.; Thiel, David V. (Společnost pro radioelektronické inženýrství, 2018-04)
    A thin, flexible, insulated wire submerged in seawater forms a coaxial cable which has attenuation at ultra-high frequency (UHF) dependent on the operating frequency, the diameter of the insulating material and the diameter ...

  • Analysis of Propagation of Electromagnetic Waves in Atmospheric Hydrometeors on Low-Elevation Paths 

    Grabner, Martin; Pechac, Pavel; Valtr, Pavel (Společnost pro radioelektronické inženýrství, 2018-04)
    Attenuation of electromagnetic waves in millimeter wave bands is analyzed by means of experimental measurement of received signal fluctuations on terrestrial radio links operating in frequency bands 58, 94 and 122 GHz. ...

  • A Spectrum Efficient Self-Admission Framework for Coexisting IEEE 802.15.4 Networks under Heterogeneous Traffics 

    Zhao, Nan; Chi, Xuefen; Zhao, Linlin; Zhu, Yuhong (Společnost pro radioelektronické inženýrství, 2018-04)
    Due to the limited bandwidth resource and the interference among networks, it is challengeable to coordinate the bandwidth resource of multiple IEEE 802.15.4-based wireless personal area networks (WPANs) with heterogeneous ...

  • Analysis of Three-Dimensional Spatial Selectivity for Rician Channel 

    Du, Derong; Zeng, Xiaoping; Jian, Xin; Yu, Feng; Miao, Lijuan (Společnost pro radioelektronické inženýrství, 2018-04)
    The spatial selectivity of multipath fading determines the spatial diversity strategy to increase the performance of the communication system. This paper analyses the three-dimensional (3-D) spatial selectivity of Rician ...

  • Design of Miniaturized 10dB Wideband Branch Line Coupler Using Dual and T-Shape Transmission Lines 

    Kumar, Mukesh; Islam, S. K. Nurul; Sen, Gobinda; Parui, Susanta Kumar; Das, Santanu (Společnost pro radioelektronické inženýrství, 2018-04)
    This paper presents a design mechanism of miniaturized wideband branch line coupler (BLC) with loose coupling of 10 dB. Dual transmission lines are used as a feed network which provides a size reduction of 32% with a ...

  • Fractional Delayer Utilizing Hermite Interpolation with Caratheodory Representation 

    Du, Qiang; Song, Yaoliang; Ahmad, Zeeshan (Společnost pro radioelektronické inženýrství, 2018-04)
    Fractional delay is indispensable for many sorts of circuits and signal processing applications. Fractional delay filter (FDF) utilizing Hermite interpolation with an analog differentiator is a straightforward way to delay ...

  • Bandwidth Performances of Reconfigurable Reflectarrays: State of Art and Future Challenges 

    Costanzo, Sandra; Venneri, Francesca; Di Massa, Giuseppe; Borgia, Antonio; Raffo, Antonio (Společnost pro radioelektronické inženýrství, 2018-04)
    Reconfigurable antennas allow to meet the increasing demands of modern RF communication systems for reconfiguration capabilities, such as beam-steering, multi-band operation, polarization flexibility or frequency agility. ...

  • Exploiting Support Vector Machine Algorithm to Break the Secret Key 

    Hou, Shourong; Zhou, Yujie; Liu, Hongming; Zhu, Nianhao (Společnost pro radioelektronické inženýrství, 2018-04)
    Template attacks (TA) and support vector machine (SVM) are two effective methods in side channel attacks (SCAs). Almost all studies on SVM in SCAs assume the required power traces are sufficient, which also implies the ...

  • A Carrier Synchronization Algorithm for SDR-based Communication with LEO Satellites 

    Kozlowski, Sebastian (Společnost pro radioelektronické inženýrství, 2018-04)
    In this work a carrier synchronization algorithm for communication with low Earth orbit (LEO) satellites was proposed. The algorithm has a form of a software routine and is intended to be run on a typical personal computer ...

  • Novel Power Control Scheme for Target Tracking in Radar Network with Passive Cooperation 

    Tan, Jing; Shi, Chenguang; Zhou, Jianjiang (Společnost pro radioelektronické inženýrství, 2018-04)
    Distributed radar network systems (DRNS) have been shown to provide significant performance improvement. With the recent development, radar network has become an attractive platform for target tracking. In practice, the ...

  • Ultra-Low Voltage Analog IC Design: Challenges, Methods and Examples 

    Stopjakova, Viera; Rakus, Matej; Kovac, Martin; Arbet, Daniel; Nagy, Lukas; Sovcik, Michal; Potocny, Miroslav (Společnost pro radioelektronické inženýrství, 2018-04)
    The paper brings an overview of main challenges and design techniques effectively applicable for ultra-low voltage analog integrated circuits in nanoscale technologies. New design challenges linked with a low value of the ...

  • DoA Estimation in EM Lens Assisted Massive Antenna System Using Subsets Based Antenna Selection and High Resolution Algorithms 

    Shaikh, Sarmad Ahmed; Tonello, Andrea M. (Společnost pro radioelektronické inženýrství, 2018-04)
    In recent times, massive antenna array technology has captured significant attention among wireless communication researchers. This is a field with strong potential to increase rates of data transfer; mitigate interference ...

  • ASE Noise in Raman Amplifiers: Pump Depletion Impact 

    Darwish, Samer; Samra, Ahmed; Aly, Moustafa (Společnost pro radioelektronické inženýrství, 2018-04)
    This paper provides a detailed analysis for the effect of pump depletion on amplified spontaneous emission (ASE) noise power, optical signal to noise ratio (OSNR), and noise figure (NF) in forward pumped distributed Raman ...

  • Novel Sparse Algorithms based on Lyapunov Stability for Adaptive System Identification 

    Pogula, Rakesh; Kumar, T. Kishore; Albu, Felix (Společnost pro radioelektronické inženýrství, 2018-04)
    Adaptive filters are extensively used in the identification of an unknown system. Unlike several gradient-search based adaptive filtering techniques, the Lyapunov Theory-based Adaptive Filter offers improved convergence ...

  • The Correlation Characteristics of Polarization Backscattering Matrix of Dense Chaff Clouds 

    Tang, Bo (Společnost pro radioelektronické inženýrství, 2018-04)
    This paper studied the correlation characteristics of the polarization backscattering matrix of the dense chaff cloud with uniform orientation and location distributions in circular symmetry region. Based on the theoretical ...