Başlık için Elektrik - Elektronik Mühendisliği Bölümü Makale Koleksiyonu listeleme
Toplam kayıt 67, listelenen: 33-52
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Mode Separation And Direction Of Arrival Estimation In Hf Links
(Amer Geophysical Union, 2003)[1] Estimation of arrival angles and incoming signals is a challenging problem for HF channels where the signals are correlated and the separation between the signals can be as low as a couple of degrees. In this paper, a ... -
Multipath Separation-Direction Of Arrival (Ms-Doa) With Genetic Search Algorithm For Hf Channels
(Elsevier Sci Ltd, 2009)Direction-of-Arrival (DOA) defines the estimation of arrival angles of an electromagnetic wave impinging oil a set of sensors. For dispersive and time-varying HF channels, where the propagating wave also suffers from the ... -
Nvis Hf Signal Propagation In Ionosphere Using Calculus Of Variations
(2019)Modeling Near Vertical Incidence Sounding (NVIS) High Frequency (HF) signal propagation in the ionosphere is important. Because, ionosondes which are special types of radars probing the ionosphere with certain HF frequencies ... -
On The Design And Performance Analysis Of Low-Correlation Compact Space-Multimode Diversity Stacked Microstrip Antenna Arrays For Mimo-Ofdm Wlans Over Statistically-Clustered Indoor Radio Channels
(Spolecnost Pro Radioelektronicke Inzenyrstvi, 2015)The support of high spectral efficiency MIMO spatial-multiplexing communication in OFDM-based WLAN systems conforming to IEEE 802.11n standard requires the design and use of compact antennas and arrays with low correlation ... -
On-Line Application Of Shem By Particle Swarm Optimization To Grid-Connected, Three-Phase, Two-Level Vscs With Variable Dc Link Voltage
(Mdpi, 2018)This paper is devoted to an otablen-line application of the selective harmonic elimination method (SHEM) to three-phase, two-level, grid-connected voltage source converters (VSCs) by particle swarm optimization (PSO). In ... -
Online User-Friendly Slant Total Electron Content Computation From Iri-Plas: Iri-Plas-Stec
(Amer Geophysical Union, 2014)Slant total electron content (STEC), the total number of free electrons on a ray path, is an important space weather observable. STEC is the main input for computerized ionospheric tomography (CIT). STEC can be estimated ... -
Optimal Joint Modulation Classification And Symbol Decoding
(2019)In this paper, modulation classification and symbol decoding problems are jointly considered and optimal strategies are proposed under various settings. In the considered framework, there exist a number of candidate ... -
Optimal Power Allocation For Average Detection Probability Criterion Over Flat Fading Channels
(Ieee-Inst Electrical Electronics Engineers Inc, 2017)In this paper, the problem of optimal power allocation over flat fading additive white Gaussian noise channels is considered for maximizing the average detection probability of a signal emitted from a power constrained ... -
Optimal Stochastic Signaling Under Average Power And Bit Rate Constraints
(Ieee-Inst Electrical Electronics Engineers Inc, 2018)The optimal stochastic signaling based on the joint design of prior distribution and signal constellation is investigated under an average bit rate and power constraints. First, an optimization problem is formulated to ... -
Regional Ionospheric Trend Statistics: Ionolab-Pdf
(Tubitak Scientific & Technical Research Council Turkey, 2017)The ionosphere plays an important role for HF bands, space-based positioning systems, satellite communication, and propagation. The variability of the ionosphere has a complex spatiotemporal characteristic, which depends ... -
Regional Model-Based Computerized Ionospheric Tomography Using Gps Measurements: Ionolab-Cit
(Amer Geophysical Union, 2015)Three-dimensional imaging of the electron density distribution in the ionosphere is a crucial task for investigating the ionospheric effects. Dual-frequency Global Positioning System (GPS) satellite signals can be used to ... -
Regional Tec Mapping with Random Field Priors and Kriging
(Amer Geophysical Union, 2008)Total Electron Content ( TEC) is an important parameter in monitoring ionospheric variability. In a given region, TEC can be obtained only by interpolation of measurements due to sparsity of the useful data. The lack of a ... -
Regularized Estimation of Tec from Gps Data for Certain Midlatitude Stations and Comparison with the Iri Model
(Elsevier Sci Ltd, 2007)Regularized estimation of Total Electron Content (Reg-Est) is a novel technique which can combine signals from all the satellites for a given instant and given station and estimate the vertical TEC (VTEC) values for any ... -
Regularized Estimation of Vertical Total Electron Content from Global Positioning System Data
(Amer Geophysical Union, 2003)A novel regularization technique which can combine signals from all Global Positioning System (GPS) satellites for a given instant and a given receiver is developed to estimate the vertical total electron content (VTEC) ... -
Regularized Estimation of Vertical Total Electron Content From Gps Data For A Desired Time Period
(Amer Geophysical Union, 2004)In this paper a new algorithm for short-term regularized estimation of vertical total electron content (VTEC) from Global Positioning System (GPS) data is developed. The regularization technique can combine signals, from ...