Browsing MF, EHMB, Makale Koleksiyonu by Title
Now showing items 1-20 of 285
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A 12 - bit 0.35 mu m CMOS area optimized current - steering hybrid DAC
(Springer, 2010-10)In this paper a 12-bit current-steering hybrid DAC is implemented using AMS 0.35 mu m CMOS process technology. The architecture and design methodology used for the implementation of the DAC offer advantages like design ... -
A 22.5 MHz current-mode KHN-biquad using differential voltage current conveyor and grounded passive elements
(Elsevier, 2005-07)In this paper, a current-mode (CM) Kerwin-Huelsman-Newcomb (KHN) biquad is proposed. The circuit employs three differential-voltage current conveyors (DVCCs) as active elements together with two capacitors and four resistors ... -
Active only integrator and differentiator with tunable time constants
(Taylor & Francis, 2003-09)In this paper new active only current-mode integrator and differentiator with electronically tunable time constants are described. They are composed of one operational amplifier (OA) and two operational transconductance ... -
Algebraic necessary and sufficient conditions for the controllability of conewise linear systems
(IEEE, 2008-04)The problem of checking certain controllability prop erties of even very simple piecewise linear systems is known to be undecidable. This paper focuses on conewise linear systems, i.e. systems for which the state space is ... -
All - grounded passive elements voltage - mode DVCC - based universal filters
(Springer Verlag, 2010-04)In this paper two new voltage-mode (VM) universal filters employing three plus-type differential voltage current conveyors (DVCC+s) and grounded passive elements are presented. The first proposed filter is a single-input ... -
All - pass sections with high gain opportunity
(Radioengineering Society, 2011-04)In this paper, two new circuits for realizing firstorder voltage-mode (VM) all-pass section (APS) with variable gain are presented. The first proposed filter uses a single differential difference current conveyor (DDCC), ... -
All grounded passive elements current-mode all-pass filter
(World Scientific Publishing, 2009-02)In this paper, a new current-mode (CM) all-pass filter employing two Dual-Output Second-Generation Current Conveyors (DO-CCIIs), one grounded resistor and one grounded capacitor is presented. The proposed circuit exhibits ... -
All-pass sections with rich cascadability and IC realization suitability
(Wiley, 2012-05)In this paper, two new circuit configurations for realizing voltage-mode (VM) all-pass sections (APSs) are presented. The proposed circuits employ only two differential voltage current conveyors (DVCCs) and are cascadable ... -
Analysis and design of a new COA-based current-mode instrumentation amplifier with robust performance against mismatches
(Elsevier, 2018)In this paper, analysis and design of a new current-mode instrumentation amplifier (CMIA) circuit is presented. The proposed circuit employs two Current Operational Amplifiers (COA) as active building blocks, one resistor ... -
Analysis of periodic line arrays of phased dipoles with band-limited excitations
(Wiley, 2016-05)Radiation from periodic line arrays of sequentially excited electric current dipoles is investigated in time domain. The time domain Floquet wave representations are reviewed for a semi-infinite line array. In this study, ... -
The antenna as a transducer: simple circuit and electromagnetic models
(IEEE, 2007-12)Antennas are key elements in electrical engineering. They are the first and most essential parts of a communication/radar system, and basic instruments for electromagnetic compatibility (EMC) tests and measurements. A good ... -
Antenna calibration for EMC tests and measurements
(IEEE, 2008-06)An antenna is calibrated in an open-field test site (OFTS) and/or an anechoic chamber, which facilities themselves need calibration. The procedures for calibrated test sites (CALTS) are given in the CISPR and ANSI/IEEE ... -
Antenna systems with beam forming and beam steering capabilities for HF skywave radars
(TÜBİTAK, 2010)Radiation characteristics of linearly phased, periodic, planar dipole arrays, which can be used as transmitting/ receiving antenna systems for HF skywave radars, are investigated. Rectangular, triangular and trapezoidal ... -
Backscattering from a soft-hard strip: primary edge waves approximations
(IEEE, 2013)High-frequency approximation is constructed for backscattering from a strip with one face soft and the other face hard (i.e., with Dirichlet and Neumann boundary conditions, respectively). This approximation is based on ... -
Biostatistics and epidemiology: hypothetical tests on cell phone users
(IEEE, 2010-02)This paper aims to discuss, in its simplest form, the complexity of the interaction of electromagnetic waves with human tissue in terms of epidemiological research and biostatistics. It also reviews the application of ... -
A broadband array of Archimedean spiral antennas for wireless applications
(John Wiley & Sons, 2006-01-01)A low-cost, small-size, broadband antenna array of Archimedean spiral elements is designed with beam-steering and interference-nulling capabilities for mobile platforms (for example, laptop computers). Its adaptive ... -
Calibration of three - dimensional parabolic - equation propagation models with the rectangular waveguide problem
(IEEE, 2011-12)The Split-Step-, Finite-Element-, and Finite-Difference-Method-based three-dimensional (3D) wave-propagation prediction simulators using the parabolic equation (PE) are calibrated against reference data derived from ... -
A canonical test problem for computational electromagnetics (CEM): propagation in a paralel - plate waveguide
(IEEE, 2012-08)This paper aims to provide a tutorial on computational electromagnetics (CEM), and simple MATLAB codes for sophisticated investigation of analytical and well-known numerical models. The problem of propagation inside a ... -
CCII-based grounded to floating immittance converter and a floating inductance simulator
(Springer, 2006-03)A new circuit employing second-generation current conveyors (CCIIs), and unmatched resistors for converting a grounded immittance to the corresponding floating immittance with either positive or negative adjustable multiplier, ... -
Cellular neural network with trapezoidal activation function
(John Wiley & Sons, 2005-09)This paper presents a cellular neural network (CNN) scheme employing a new non-linear activation function, called trapezoidal activation function (TAF). The new CNN structure can classify linearly non-separable data points ...
