Poslední příspěvky

  • Model for Estimation of Bounds in Digital Coding of Seabed Images 

    Samcovic, A. (Společnost pro radioelektronické inženýrství, 2015-09)
    This paper proposes the novel model for estimation of bounds in digital coding of images. Entropy coding of images is exploited to measure the useful information content of the data. The bit rate achieved by reversible ...
  • Unambiguous Acquisition and Tracking Technique for General BOC Signals 

    Shen, F.; Xu, G.; Cheong, J. W.; Feng, H. (Společnost pro radioelektronické inženýrství, 2015-09)
    This article presents a new unambiguous acquisition and tracking technique for general Binary Offset Carrier (BOC) ranging signals, which will be used in modern GPS, European Galileo system and Chinese BeiDou system. The ...
  • Variations of Boundary Surface in Chua’s Circuit 

    Guzan, M. (Společnost pro radioelektronické inženýrství, 2015-09)
    The paper compares the boundary surfaces with help of cross-sections in three projection planes, for the four changes of Chua’s circuit parameters. It is known that due to changing the parameters, the Chua’s circuit can ...
  • Space Alignment Based on Regularized Inversion Precoding in Cognitive Transmission 

    Yao, R.; Li, G.; Xu, J.; Wang, L. (Společnost pro radioelektronické inženýrství, 2015-09)
    For a two-tier Multiple-Input Multiple-Output (MIMO) cognitive network with common receiver, the precoding matrix has a compact relationship with the capacity performance in the unlicensed secondary system. To increase the ...
  • New Concept of PLC Modems: Multi-Carrier System for Frequency Selective Slow-Fading Channels Based on Layered SCCC Turbocodes 

    Zavrtalek, J.; Kekrt, D.; Hrad, J. (Společnost pro radioelektronické inženýrství, 2015-09)
    The article introduces a novel concept of a PLC modem as a complement to the existing G3 and PRIME standards for communications using medium- or high-voltage overhead or cable lines. The proposed concept is based on the ...
  • An Ultra-fast DOA Estimator with Circular Array Interferometer Using Lookup Table Method 

    Pan, Y. J.; Zhang, X. F.; Xie, S. Y.; Huang, J. J.; Yuan, N. C. (Společnost pro radioelektronické inženýrství, 2015-09)
    The time-consuming phase ambiguity resolution makes the uniform circular array (UCA) interferometer not suitable for real-time direction-of-arrival (DOA) estimation. This paper introduces the lookup table (LUT) method to ...
  • Modeling the AgInSbTe Memristor 

    Yu, J.; Li, Y.; Mu, X.; Zhang, J.; Miao, X.; Wang, S. (Společnost pro radioelektronické inženýrství, 2015-09)
    The AgInSbTe memristor shows gradual resistance tuning characteristics, which makes it a potential candidate to emulate biological plastic synapses. The working mechanism of the device is complex, and both intrinsic ...
  • A Novel Cyclic Time to Digital Converter Based on Triple-Slope Interpolation and Time Amplification 

    Rezvanyvardom, M.; Farshidi, E. (Společnost pro radioelektronické inženýrství, 2015-09)
    This paper investigates a novel cyclic time-to-digital converter (TDC) which employs triple-slope analog interpolation and time amplification techniques for digitizing the time interval between the rising edges of two input ...
  • A New Protocol for Cooperative Spectrum Sharing in Mobile Cognitive Radio Networks 

    Hosseini, S. A.; Abolhassani, B.; Sadough, S. M. S. (Společnost pro radioelektronické inženýrství, 2015-09)
    To optimize the usage of limited spectrum resources, cognitive radio (CR) can be used as a viable solution. The main contribution of this article is to propose a new protocol to increase throughput of mobile cooperative ...
  • Symbol Synchronization for SDR Using a Polyphase Filterbank Based on an FPGA 

    Fiala, P.; Linhart, R. (Společnost pro radioelektronické inženýrství, 2015-09)
    This paper is devoted to the proposal of a highly efficient symbol synchronization subsystem for Software Defined Radio. The proposed feedback phase-locked loop timing synchronizer is suitable for parallel implementation ...
  • Analysis of Minimal LDPC Decoder System on a Chip Implementation 

    Palenik, T.; Farkas, P.; Rakus, M.; Dobos, J. (Společnost pro radioelektronické inženýrství, 2015-09)
    This paper presents a practical method of potential replacement of several different Quasi-Cyclic Low-Density Parity-Check (QC-LDPC) codes with one, with the intention of saving as much memory as required to implement the ...
  • Power Switching Protocol for Two-way Relaying Network under Hardware Impairments 

    Dinh-Thuan Do (Společnost pro radioelektronické inženýrství, 2015-09)
    In this paper, we analyze the impact of hardware impairments at relay node and source node (i.e. imperfect nodes) on network performance by evaluating outage probability based on the effective signal to noise and distortion ...
  • Novel Compact Three-Way Filtering Power Divider Using Net-Type Resonators 

    Wei-Qiang Pan; Xiao-Feng Liu; Xiao-Lan Zhao (Společnost pro radioelektronické inženýrství, 2015-09)
    In this paper, we present a novel compact three-way power divider with bandpass responses. The proposed power divider utilizes folded net-type resonators to realize dual functions of filtering and power splitting as well ...
  • Design and Synthesis of Quasi Dual-mode, Elliptic Coaxial Filter 

    Sovuthy Cheab; Peng Wen Wong (Společnost pro radioelektronické inženýrství, 2015-09)
    This article introduces the design of a novel quasi dual-mode, elliptic coaxial filter. The transfer function is mapped to a generalized Chebyshev prototype with symmetrically located transmission zeros (TZs) where the ...
  • Sparse Localization with a Mobile Beacon Based on LU Decomposition in Wireless Sensor Networks 

    Chunhui Zhao; Yunlong Xu; Hui Huang (Společnost pro radioelektronické inženýrství, 2015-09)
    Node localization is the core in wireless sensor network. It can be solved by powerful beacons, which are equipped with global positioning system devices to know their location information. In this article, we present a ...
  • Split Distributed Computing in Wireless Sensor Networks 

    Kenyeres, M.; Kenyeres, J.; Skorpil, V. (Společnost pro radioelektronické inženýrství, 2015-09)
    We designed a novel method intended to improve the performance of distributed computing in wireless sensor networks. Our proposed method is designed to rapidly increase the speed of distributed computing and decrease the ...
  • Textile Diamond Dipole and Artificial Magnetic Conductor Performance under Bending, Wetness and Specific Absorption Rate Measurements 

    Kamardin, K.; Rahim, M. K. A.; Hall, P. S.; Samsuri, N. A.; Jalil, M. E.; Abd Malek, M. F. (Společnost pro radioelektronické inženýrství, 2015-09)
    Textile diamond dipole and Artificial Magnetic Conductor (AMC) have been proposed and tested under wearable and body centric measurements. The proposed antenna and AMC sheet are entirely made of textiles for both the ...
  • A Compact 1:4 Lossless T-Junction Power Divider Using Open Complementary Split Ring Resonator 

    Phani Kumar, K. V.; Karthikeyan, S. S. (Společnost pro radioelektronické inženýrství, 2015-09)
    This paper presents the size miniaturized and harmonic suppressed lossless 1:4 T-junction unequal power divider using an open complementary split ring resonator (OCSRR). By embedding the OCSRR structure in the microstrip ...
  • Antenna Design for Semi-Passive UHF RFID Transponder with Energy Harvester 

    Jankowski-Mihulowicz, P.; Kawalec, D.; Weglarski, M. (Společnost pro radioelektronické inženýrství, 2015-09)
    A novel microstrip antenna which is dedicated to UHF semi-passive RFID transponders with an energy harvester is presented in this paper. The antenna structure designed and simulated by using Mentor Graphics HyperLynx 3D ...
  • Compact and Wide Stopband Lowpass Filter Using Open Complementary Split Ring Resonator and Defected Ground Structure 

    Karthikeyan, S. S.; Kshetrimayum, R. S. (Společnost pro radioelektronické inženýrství, 2015-09)
    A compact (0.16 λg x 0.08 λg) and wide stop¬band lowpass filter design using open complementary split ring resonator (OCSRR) and defected ground structure (DGS) is presented in this paper. Low pass filter is con-structed ...

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