Now showing items 1-18 of 18

  • 3D Reconstruction: Novel Method for Finding of Corresponding Points using Pseudo Colors 

    Bolecek, L.; Ricny, V.; Slanina, M. (Společnost pro radioelektronické inženýrství, 2013-04)
    This paper deals with the reconstruction of spatial coordinates of an arbitrary point in a scene using two images scanned by a 3D camera or two displaced cameras. Calculations are based on the perspective geom-etry. Accurate ...
  • Analog Switch for Video Signals 

    Pistek, M.; Ricny, V. (Společnost pro radioelektronické inženýrství, 1997-09)
    The paper is devoted to the development of the analog electronic switch for video signals. The simple linear equivalent diagram of the integrated circuit CMOS 4066 on the basis of measurements its transfer characteristics ...
  • Analysis of Resolution in Aerial Earth Surface Photography 

    Ricny, V.; Slanina, M. (Společnost pro radioelektronické inženýrství, 2011-04)
    The paper deals with a simplified analysis of subjective resolution of an aerial sensing system for Earth surface photography in the visible light spectrum. The proposed simplified linear method allows approximate estimation ...
  • Analysis of Temporal Effects in Quality Assessment of High Definition Video 

    Slanina, M.; Kratochvil, T.; Polak, L.; Ricny, V. (Společnost pro radioelektronické inženýrství, 2012-04)
    The paper deals with the temporal properties of a~scoring session when assessing the subjective quality of full HD video sequences using the continuous video quality tests. The performed experiment uses a modification of ...
  • Comb Filters with Analog Shift Registers BCCD 

    Ricny, V.; Novotny, V. (Společnost pro radioelektronické inženýrství, 1995-09)
    This contribution deals with the concept and circumferential structure of comb filter for video signal processing. The comb filter was implemented by means of an analog shift register CCD (BCCD). The main conclusions, ...
  • Compression Standard MPEG-4 AVC (Advanced Video Coding) 

    Ricny, V. (Společnost pro radioelektronické inženýrství, 2006-09)
    This letter deals with the basic principles and functions of the new compression standard MPEG-4 AVC, which has been developed for an effective compression of the digital video data; for digital signals of the high definition ...
  • Computer Simulation of the Transmission Channel Influence in the Video Signal 

    Pistek, M.; Ricny, V. (Společnost pro radioelektronické inženýrství, 1999-04)
    This article contains the time-spatial and spectral description of video signals. There are described methods for computer simulations of real transmission channels and for determination of their influence upon the video ...
  • Contactless Area Measurement (Contactless Planimeter) 

    Ricny, V.; Stancik, P. (Společnost pro radioelektronické inženýrství, 2008-06)
    The paper describes the designed hardware and software systems (so-called planimeters) for contactless measurement of areas (eventually geometric distances between two selected points) of planar projections of various ...
  • Contactless Opto-electronic Area and Their Attainable Measuring Accuracy 

    Ricny, V. (Společnost pro radioelektronické inženýrství, 2001-06)
    This paper deals with the problems of the contactless area measurement on the principle of video signal processing. This video signal generates TV camera, which scans the measured object. Basic principle of these meters ...
  • DEIMOS – an Open Source Image Database 

    Klima, M.; Fliegel, K.; Pata, P.; Vitek, S.; Blazek, M.; Dostal, P.; Krasula, L.; Kratochvil, T.; Ricny, V.; Slanina, M.; Polak, L. (Společnost pro radioelektronické inženýrství, 2011-12)
    The DEIMOS (DatabasE of Images: Open Source) is created as an open-source database of images and videos for testing, verification and comparing of various image and/or video processing techniques such as enhancing, compression ...
  • Digital Realization of the Test Signal Generator Sin^2 20T 

    Ricny, V. (Společnost pro radioelektronické inženýrství, 2002-04)
    The paper deals with the digital implementation of the generator of test signal sin^2 20T. This function has a limited spectrum in the luminance and chrominance areas of the color composite signal. The signal is frequently ...
  • Estimating PSNR in High Definition H.264/AVC Video Sequences Using Artificial Neural Networks 

    Slanina, M.; Ricny, V. (Společnost pro radioelektronické inženýrství, 2008-09)
    The paper presents a video quality metric designed for the H.264/AVC codec. The metric operates directly on the encoded H.264/AVC bit stream, parses the encoding parameters and processes them using an artificial neural ...
  • Influence of Stereoscopic Camera System Alignment Error on the Accuracy of 3D Reconstruction 

    Bolecek, L.; Ricny, V. (Společnost pro radioelektronické inženýrství, 2015-06)
    The article deals with the influence of inaccurate rotation of cameras in camera system alignment on 3D reconstruction accuracy. The accuracy of the all three spatial coordinates is analyzed for two alignments (setups) of ...
  • Laboratory of Digital Video and Television Technology 

    Ricny, V. (Společnost pro radioelektronické inženýrství, 2004-12)
    This short paper provides information on the technical instrumentation and application possibilities of the newly installed laboratory of digital video and television technology at the Department of Radio Electronics FEEC ...
  • Maximum Available Accuracy of FM-CW Radars 

    Ricny, V. (Společnost pro radioelektronické inženýrství, 2009-12)
    This article deals with the principles and above all with the maximum available measuring accuracy analyse of FM-CW (Frequency Modulated Continuous Wave) radars, which are usually employed for distance and velocity ...
  • Optoelectrical Method of Measuring the Aircraft Track Velocity Vector 

    Ricny, V.; Mikulec, J. (Společnost pro radioelektronické inženýrství, 1992-5)
    This article deals with new principal and basic algorithm of the optoelectronics measuring method of aircraft track velocity vector using digital processing of video signals of CCD line sensors.
  • Single Frequency Networks (SFN) in Digital Terrestrial Broadcasting 

    Ricny, V. (Společnost pro radioelektronické inženýrství, 2007-12)
    The paper deals with principles and properties of single frequency networks of digital television and radio transmitters. Basic definitions and contextual relationships (guard interval, area of SFN, influence of used ...
  • Testing QoE in Different 3D HDTV Technologies 

    Slanina, M.; Kratochvil, T.; Ricny, V.; Bolecek, L.; Kaller, O.; Polak, L. (Společnost pro radioelektronické inženýrství, 2012-04)
    The three dimensional (3D) display technology has started flooding the consumer television market. There is a number of different systems available with different marketing strategies and different advertised advantages. ...