• A 0.18µm CMOS DDCCII for Portable LV-LP Filters 

    Stornelli, V.; Ferri, G. (Společnost pro radioelektronické inženýrství, 2013-06)
    In this paper a current mode very low voltage (LV) (1V) and low power (LP) (21 µW) differential difference second generation current conveyor (CCII) is presented. The circuit is developed by applying the current sensing ...
  • 0.5V 3rd-order Tunable gm-C Filter 

    Arya, R.; Souliotis, G.; Vlassis, S.; Psychalinos, C. (Společnost pro radioelektronické inženýrství, 2013-04)
    This paper proposes a 3rd-order gm-C filter that operates with the extremely low voltage supply of 0.5V. The employed transconductor is capable for operating in an extremely low voltage power supply environment. A benefit ...
  • A 0.8 V T Network-Based 2.6 GHz Downconverter RFIC 

    Wu, J.-M.; Liou, C.-K.; Chuang, C.-J.; Kuo, Y. (Společnost pro radioelektronické inženýrství, 2012-04)
    A 2.6 GHz downconverter RFIC is designed and implemented using a 0.18 μm CMOS standard process. An important goal of the design is to achieve the high linearity that is required in WiMAX systems with a low supply voltage. ...
  • A 1.2 V and 69 mW 60 GHz Multi-channel Tunable CMOS Receiver Design 

    Oncu, A. (Společnost pro radioelektronické inženýrství, 2015-04)
    A multi-channel receiver operating between 56 GHz and 70 GHz for coverage of different 60 GHz bands worldwide is implemented with a 90 nm Complementary Metal-Oxide Semiconductor (CMOS) process. The receiver containing an ...
  • 1.5V fully programmable CMOS Membership Function Generator Circuit with proportional DC-voltage control 

    Muñiz-Montero, C.; Sanchez-Gaspariano, L. A.; Rocha-Perez, J. M.; Molinar-Solis, J. E.; Sanchez-Lopez, C. (Společnost pro radioelektronické inženýrství, 2013-06)
    A Membership Function Generator Circuit (MFGC) with bias supply of 1.5 Volts and independent DC-voltage programmable functionalities is presented. The realization is based on a programmable differential current mirror and ...
  • 2-D DOA Estimation of LFM Signals Based on Dechirping Algorithm and Uniform Circle Array 

    Cui, K. B.; Wu, W. W.; Chen, X.; Huang, J. J.; Yuan, N. C. (Společnost pro radioelektronické inženýrství, 2017-04)
    Based on Dechirping algorithm and uniform circle array(UCA), a new 2-D direction of arrival (DOA) estimation algorithm of linear frequency modulation (LFM) signals is proposed in this paper. The algorithm uses the thought ...
  • 2-D Motion Estimation of Video Sequences with Influnce of Zero-Mean Gaussian Noise 

    Usama, S.; Simak, B.; Klima, M. (Společnost pro radioelektronické inženýrství, 1999-12)
    This paper presents the performance of four motion estimation algorithms with present of zero-mean Gaussian noise. The performance of full search (FS) algorithm, three-step search (TSS) algorithm, new three-step search ...
  • A 28-nm 32Kb SRAM For Low-VMIN Applications Using Write and Read Assist Techniques 

    Kumar, S.; Saha, K.; Gupta, H. (Společnost pro radioelektronické inženýrství, 2017-09)
    In this paper new write and read assist techniques, reduced coupling signal negative bitline (RCS-NBL) and low power disturbance noise reduction (LP-DNR) of 6T static random-access memory (SRAM) to improve its minimal ...
  • 2D DOA Estimation of UCA Correlative Interferometer Based on One Dimensional Sorting Lookup Table-Two Dimensional Linear Interpolation Algorithm 

    Cui, K. B.; Wu, W. W.; Huang, J. J.; Chen, X.; Yuan, N. C. (Společnost pro radioelektronické inženýrství, 2017-06)
    In order to improve the direction-finding efficiency of the correlative interferometer and reduce the size of the lookup table, this paper proposes the one dimensional sorting lookup table-two dimensional linear interpolation ...
  • 2D Iterative MAP Detection: Principles and Applications in Image Restoration 

    Kekrt, D.; Lukes, T.; Klima, M.; Fliegel, K. (Společnost pro radioelektronické inženýrství, 2014-06)
    The paper provides a theoretical framework for the two-dimensional iterative maximum a posteriori detection. This generalization is based on the concept of detection algorithms BCJR and SOVA, i.e., the classical (one-dimensional) ...
  • 3-D Center-Weighted Vector Directional Filters for Noisy Color Sequences 

    Lukac, R. (Společnost pro radioelektronické inženýrství, 2002-09)
    This paper focuses on a noise filtering in color image sequences, where a new class of center-weighted vector directional filters is provided. According to high dimensionality of color image sequences, where besides the ...
  • 3-D Microwave Imaging for Breast Cancer 

    Cheng, G. G.; Zhu, Y.; Grzesik, J. (Společnost pro radioelektronické inženýrství, 2012-12)
    We introduce a novel microwave imaging technique for breast cancer detection. Our approach provides a one-pass inverse image solution, which is completely new and unprecedented, unrelated to tomography or radar-based ...
  • A 300 GHz "Always-in-Focus" Focusing System for Target Detection 

    Montero-de-Paz, J.; Garcia-Muñoz, L. E.; Segovia-Vargas, D. (Společnost pro radioelektronické inženýrství, 2013-06)
    A focusing system for a 300 GHz radar with 5 m target distance and 10 mm diameter spot size resolution is proposed. The focusing system is based on a Gaussian telescope scheme and its main parameters have been de¬signed ...
  • 3D Capturing with Monoscopic Camera 

    Galabov, M. (Společnost pro radioelektronické inženýrství, 2014-12)
    This article presents a new concept of using the auto-focus function of the monoscopic camera sensor to estimate depth map information, which avoids not only using auxiliary equipment or human interaction, but also the ...
  • 3D Energy Harvester Evaluation 

    Janicek, V.; Husak, M. (Společnost pro radioelektronické inženýrství, 2013-04)
    This paper discusses the characterization and evaluation of an MEMS based electrostatic generator, a part of the power supply unit of the self-powered microsystem[1,2,3]. The designed generator is based on electrostatic ...
  • 3D Metamaterial Based on a Regular Array of Resonant Dielectric Inclusions 

    Vendik, I.; Odit, M.; Kozlov, D. (Společnost pro radioelektronické inženýrství, 2009-06)
    The 3D regular lattice of bi-spherical dielectric resonant inclusions arranged in a cubic lattice as two sets of spheres made from the same dielectric material having different radii and embedded in a host dielectric ...
  • 3D Motion Estimation and Texturing of Human Head Model 

    Mihalik, J.; Michalcin, V. (Společnost pro radioelektronické inženýrství, 2004-04)
    This paper deals with 3D motion estimation of the wire frame head model on the basis of the analysis of the parameters of 3D global motion of the real human head for each frame of videosequence. The proposed algorithm of ...
  • 3D Motion Estimation of Human Head by Using Optical Flow 

    Mihalik, J.; Michalcin, V. (Společnost pro radioelektronické inženýrství, 2006-06)
    The paper deals with the new algorithm of estimation of large 3D motion of the human head by using the optical flow and the model Candide. In the algorithm prediction of 3D motion parameters in a feedback loop and with ...
  • 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 ...
  • 3D UWB Magnitude-Combined Tomographic Imaging for Biomedical Applications. Algorithm Validation 

    Guardiola, M.; Jofre, L.; Capdevila, S.; Blanch, S.; Romeu, J. (Společnost pro radioelektronické inženýrství, 2011-06)
    Biomedical microwave imaging is a topic of continuous research for its potential in different areas especially in breast cancer detection. In this paper, 3D UWB Magnitude-Combined tomographic algorithm is assessed for this ...