Poslední příspěvky

  • Error Probability in Redundant Packet Sending over IP Network 

    Stanić, M.; Lebl, A.; Mitić, D.; Markov, Z. (Společnost pro radioelektronické inženýrství, 2011-12)
    In this paper we calculate error probability of packetized signal when method of redundant packet sending is used in IP network. The number of repeated signaling packets from each interval of packetization is determined ...
  • An Automatic Technique for MRI Based Murine Abdominal Fat Measurement 

    Tang, Y.; Simerly, R.; Moats, R. A. (Společnost pro radioelektronické inženýrství, 2011-12)
    Because of the well-known relationship between obesity and high incidence of diseases, fat related research using mice models is being widely investigated in preclinical experiments. In the present study, we developed a ...
  • Realization of Resistorless Wave Active Filter using Differential Voltage Current Controlled Conveyor Transconductance Amplifier 

    Pandey, N.; Kumar, P. (Společnost pro radioelektronické inženýrství, 2011-12)
    In this paper, a resistorless realization of high order voltage mode wave active filter based on Differential Voltage current controlled conveyor transconductance amplifier (DVCCCTA) is presented. The wave method is used ...
  • Analysis and Simulation of the Transmission Distortions of the Mobile Digital Television DVB-SH Part 1: Terrestrial Mode DVB-SH-A with OFDM 

    Polak, L.; Kratochvil, T. (Společnost pro radioelektronické inženýrství, 2011-12)
    This paper deals with the latest digital TV standard DVB-SH (Digital Video Broadcasting - Satellite to Handhelds) with focus on utilization of its advantages for the next generation of mobile TV broadcasting. The whole ...
  • Efficient Algorithm for Power Allocation in Relay-based Cognitive Radio Network 

    Ferdous, N.; Ahmed, M.; Matin, M. A.; Habiba, U. (Společnost pro radioelektronické inženýrství, 2011-12)
    This paper addresses a cognitive radio (CR) network scenario where a relay is assigned to mitigate interference to primary users (PUs). We develop an average probability of successful secondary transmission (PSST) to ...
  • Energy Analysis of Received Signal Strength Localization in Wireless Sensor Networks 

    Moravek, P.; Komosny, D.; Simek, M.; Girbau, D.; Lazaro, A. (Společnost pro radioelektronické inženýrství, 2011-12)
    This paper presents the investigation of energy demands during localization of wireless nodes in ad-hoc networks. We focus on the method based on the received signal strength (RSS) to estimate the distances between the ...
  • Comparison of Two Methods for Automatic Brain Morphometry Analysis 

    Schwarz, D.; Kasparek, T. (Společnost pro radioelektronické inženýrství, 2011-12)
    The methods of computational neuroanatomy are widely used; the data on their individual strengths and limitations from direct comparisons are, however, scarce. The aim of the present study was direct comparison of DBM based ...
  • OFDM Signal Detector Based on Cyclic Autocorrelation Function and its Properties 

    Sebesta, V.; Marsalek, R.; Fedra, Z. (Společnost pro radioelektronické inženýrství, 2011-12)
    This paper is devoted to research of the general and particular properties of the OFDM signal detector based on the cyclic autocorrelation function. The cyclic autocorrelation function is estimated using DFT. The parameters ...
  • A High Accurate and Low Bias SNR Estimator: Algorithm and Implementation 

    Gong, C.; Zhang, B. N.; Liu, A. J.; Guo, D. X. (Společnost pro radioelektronické inženýrství, 2011-12)
    Signal to noise ratio (SNR) estimators are required for many radio engineering applications. In this paper, a SNR estimator based on the first and second order moments is derived and examined for constant envelop modulations ...
  • Digitally Programmable Fully Differential Filter 

    Beg, P.; Khan, I. A.; Maheshwari, S.; Siddiqi, M. A. (Společnost pro radioelektronické inženýrství, 2011-12)
    In this paper a new digitally programmable voltage mode fully differential Kerwin-Huelsman-Newcomb(KHN) filter is realized using digitally controlled CMOS fully balanced output transconductor (DCBOTA). The realized filter ...
  • BPSK Receiver Based on Recursive Adaptive Filter with Remodulation 

    Dimitrijevic, B.; Milosevic, N.; Marsalek, R.; Nikolic, Z. (Společnost pro radioelektronické inženýrství, 2011-12)
    This paper proposes a new binary phase shift keying (BPSK) signal receiver intended for reception under conditions of significant carrier frequency offsets. The recursive adaptive filter with least mean squares (LMS) ...
  • A New Method For Increasing the Accuracy of EM-based Channel Estimation 

    Sadough, S. M. S.; Modarresi, M. (Společnost pro radioelektronické inženýrství, 2011-12)
    It was recently shown that the detection performance can be significantly improved if the statistics of channel estimation errors are available and properly used at the receiver. Although in pilot-only channel estimation ...
  • A Simplified Geometric Channel Model for Mobile-to-Mobile Communications 

    Baltzis, K. B. (Společnost pro radioelektronické inženýrství, 2011-12)
    In Mobile-to-Mobile (M2M) communications, the communicating nodes are surrounded by scatterers and equipped with low elevation antennas. This paper proposes a simple 2-D geometric scattering model for M2M channels. The ...
  • Miniature Sensor Node with Conformal Phased Array 

    Vandenbosch, G. A. E.; Vasylchenko, A.; Fernandez-Bolanos, M.; Brebels, S.; De Raedt, W.; Ionescu, A. M. (Společnost pro radioelektronické inženýrství, 2011-12)
    This paper reports on the design and fabrication of a fully integrated antenna beam steering concept for wireless sensor nodes. The conformal array circumcises four cube faces with a silicon core mounted on each face. Every ...
  • Millimeter-Waves Structures on Benzocyclobutene Dielectric Substrate 

    Costanzo, S.; Borgia, A.; Venneri, I.; Di Massa, G. (Společnost pro radioelektronické inženýrství, 2011-12)
    The need of low-loss substrate materials with stable dielectric performances is a strong requirement when working at millimeter frequencies, where standard dielectrics exhibit prohibitive losses. In this paper, the authors ...
  • Faraday Rotation Correction for Passive Microwave Remote Sensing from Space 

    Lu, W.; Yan, W.; Han, D.; Zhao, X. B. (Společnost pro radioelektronické inženýrství, 2011-12)
    Faraday rotation (FR) is one of the main error sources for passive microwave remote sensing from space especially in frequencies less than or equal to 10.7 GHz. In this paper, Faraday rotation correction for the vertical ...
  • A Low Cost Platform for Sensor Network Applications and Educational Purposes 

    Dikovic, A.; Sisul, G.; Modlic, B. (Společnost pro radioelektronické inženýrství, 2011-12)
    In this paper we describe the design, key features and results obtained from the development of a generic platform usable for sensor network applications operational in the ISM band. The goal was to create an open source ...
  • An Performance Study for Sectorised Antenna based Doppler Diversity in High-Speed Railway Communications 

    Liu Liu; Cheng Tao; Jiahui Qiu; Houjin Chen (Společnost pro radioelektronické inženýrství, 2011-12)
    The wireless channel of High-Speed Railway communication system is rapidly time-varying. The orthogonal frequency division multiplexing transmitting over this channel will be exposed to the intercarrier interference caused ...
  • EM Scattering by a Conducting Sphere Coated with a Uniaxial Layer under Arbitrary Illumination Angle in a Fixed Laboratory Frame 

    Song, Y.; Tse, C. M. (Společnost pro radioelektronické inženýrství, 2011-12)
    Under a fixed laboratory frame, the electromagnetic theory of the scattering of a plane wave of arbitrary polarizations incidence from arbitrary angles by a uniaxial anisotropic medium was obtained for the first time, and ...
  • Common LISP as Simulation Program (CLASP) of Electronic Circuits 

    Cerny, D.; Dobes, J. (Společnost pro radioelektronické inženýrství, 2011-12)
    In this paper, an unusual and efficient usage of functional programming language Common LISP as simulation program (CLASP) for electronic circuits is proposed. The principle of automatic self-modifying program has enabled ...

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