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Wyświetlanie pozycji 1-20 z 25
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Privacy-preserving security solution for cloud services
(Universidad Nacional Autónoma de México, 2015-03-18)We propose a novel privacy-preserving security solution for cloud services. Our solution is based on an efficient non-bilinear group signature scheme providing the anonymous access to cloud services and shared storage ... -
Implementation of True IoT Vision: Survey on Enabling Protocols and Hands-on Experience
(Hindawi Publishing Corporation, 2016-04-20)Internet of Things (IoT) is expected to become a driver in an emerging era of interconnected world through the advanced connectivity of smart devices, systems, and services. IoT goes beyond a broad range of Machine-to-Machine ... -
Differential Second-Order Voltage-Mode All-Pass Filter Using Current Conveyors
(Kaunas University of Technology, 2016-10-10)In this paper, a new circuit solution of analogue pseudo-differential second-order all-pass filter operating in the voltage mode is presented. Pseudo-differential, since both input and output terminals are differential, ... -
Dual-parameter control of the pole frequency in case of universal filter with MCDU elements
(Springer, 2016-12-01)This paper presents an universal filter with control of the pole frequency by two mutually independent parameters - current gain (B) and intrinsic resistance (R x) in frame of two modified current differencing unit (MCDU) ... -
Universal Voltage Conveyor and its Novel Dual-Output Fully-Cascadable VM APF Application
(MDPI, 2017-03-20)This letter presents a novel realization of a voltage-mode (VM) first-order all-pass filter (APF) with attractive features. The proposed circuit employs a single readily available six-terminal active device called as ... -
Evaluation of Device-Independent Internet Spatial Location
(MDPI AG, 2017-05-26)Device-independent Internet spatial location is needed for many purposes, such as data personalisation and social behaviour analysis. Internet spatial databases provide such locations based the IP address of a device. The ... -
A Tunable Immitance Simulator with a Voltage Differential Current Conveyor
(IEEE, 2017-08-06)In this paper, an electronically tunable immitance circuit is proposed. The presented circuit can be configured as a tunable grounded inductor or capacitor multiplier. The proposed circuit employs a single active element ... -
Fractional-Order Oscillator Design Using Unity-Gain Voltage Buffers and OTAs
(IEEE, 2017-08-06)In this study, a new voltage-mode fractional-order oscillator using two unity-gain voltage buffers, two operational transconductance amplifiers, one resistor, and two capacitors is presented. The design procedure of ... -
Parkinson Disease Detection from Speech Articulation Neuromechanics
(Frontiers, 2017-08-25)Aim: The research described is intended to give a description of articulation dynamics as a correlate of the kinematic behavior of the jaw-tongue biomechanical system, encoded as a probability distribution of an absolute ... -
Voltage Gain-Controlled Third-Generation Current Conveyor and its All-Pass Filter Verification
(IEEE, 2017-09-04)The paper presents a new active building block (ABB) called minus-type voltage gain-controlled third-generation current conveyor (VGC-CCIII) in which the voltage gain between Y to X terminal can be controlled. The usefulness ... -
Compact MOS-RC Voltage-Mode Fractional-Order Oscillator Design
(IEEE, 2017-09-04)A new voltage-mode fractional-order oscillator, employing in total 12 Metal-Oxide-Semiconductor (MOS) transistors, is introduced in this paper. The proposed circuit is composed of two operational transconductance amplifiers, ... -
Location Accuracy of Commercial IP Address Geolocation Databases
(Kaunas University of Technology, 2017-10-04)This paper deals with finding the geographical location of Internet nodes remotely with no need to communicate with the nodes located (client-independently). IP geolocation is used in a number of areas, such as content ... -
Internet Geography and Real Estate Market
(IEEE, 2017-11-09)This paper introduces a new spatial data resource for Internet geography. The idea is based on merging two up-to-now unrelated fields - the real estate market and Internet networking. The huge real estate market is present ... -
Universal Pseudo-Differential Filter Using DDCC and DVCCs
(Kaunas University of Technology, 2017-12-18)In the paper, a universal preudo-differential second-order filter operating in voltage mode, where both input and output are differential, is presented. The circuit is formed by one differential difference current conveyor ... -
Comparative Study of Distributed Estimation Precision by Average Consensus Weight Models
(Croatian Communications and Information Society, 2017-12-21)Distributed algorithms for an aggregate function estimation are an important complement of many real-life applications based on wireless sensor networks. Achieving a high precision of an estimation in a shorter time can ... -
Resistorless Current-Mode First-Order All-Pass Filter with Electronic Tuning Employing Low-Voltage CBTA and Grounded Capacitor
(World Scientific Publishing Company, 2018-02-01)In this paper, a new realization of a current-mode first-order all-pass filter (APF) using a single active building block (ABB) and one grounded capacitor is presented. As the ABB, the current backward transconductance ... -
Comparative Study of Discrete Component Realizations of Fractional-Order Capacitor and Inductor Active Emulators
(World Scientific, 2018-02-06)Due to the absence of commercially available fractional-order capacitors and inductors, their implementation can be performed using fractional-order differentiators and integrators, respectively, combined with a ... -
Series-, Parallel-, and Inter-Connection of Solid-State Arbitrary Fractional-Order Capacitors: Theoretical Study and Experimental Verification
(IEEE, 2018-02-27)In the paper, general analytical formulas are introduced for the determination of equivalent impedance, magnitude, and phase, i.e. order, for n arbitrary fractional-order capacitors (FoCs) connected in series, parallel, ... -
Pseudo-differential filter operating in current mode
(IEEE, 2018-12-30)In the paper, the theory of pseudo-differential filters is examined and supported by designing a fourth-order frequency filter operating in current mode and implemented as cascade connection of two basic second-order blocks. ... -
Identification and Monitoring of Parkinson’s Disease Dysgraphia Based on Fractional-Order Derivatives of Online Handwriting
(MDPI, 2019-01-11)Parkinson’s disease dysgraphia affects the majority of Parkinson’s disease (PD) patients and is the result of handwriting abnormalities mainly caused by motor dysfunctions. Several effective approaches to quantitative PD ...