Search Results - "Alatan, L."

Use of Asymptotic Waveform Evaluation Technique in the Analysis of Multilayer Structures With Doubly Periodic Dielectric Gratings by Gudu, T., Alatan, L.

“…The reflection and dispersion characteristics of multilayer structures that involve periodically implanted material blocks are obtained by using the MoM…”
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Design of dual-frequency probe-fed microstrip antennas with genetic optimization algorithm by Ozgun, O., Mutlu, S., Aksun, M.I., Alatan, L.

“…Dual-frequency operation of antennas has become a necessity for many applications in recent wireless communication systems, such as GPS, GSM services operating…”
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Comments on "Effects of ground plane and dielectric truncations on the efficiency of a printed structure" by Alatan, L., Ogucu, G., Civi, O.A.

“…For original paper see Bhattacharyya (IEEE Trans. Antennas Propag., vol.39, p.303-8, 1991)…”
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Use of computationally efficient method of moments in the optimization of printed antennas by Alatan, L., Aksun, M.I., Leblebicioglu, K., Birand, M.T.

“…Derivation of the closed-form Green's functions and analytical evaluation of the method of moments (MOM) matrix entries have improved the computational…”
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Analytical evaluation of the MoM matrix elements by Alatan, L., Aksun, M.I., Mahadevan, K., Birand, M.T.

“…Derivation of the closed-form Green's functions has eliminated the computationally expensive evaluation of the Sommerfeld integrals to obtain the Green's…”
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Equipotential shells for efficient inductance extraction by Beattie, M., Krauter, B., Alatan, L., Pileggi, L.

“…To make three-dimensional (3-D) on-chip interconnect inductance extraction tractable, it is necessary to ignore parasitic couplings without compromising…”
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Design of triple-band reconfigurable microstrip antenna employing RF-MEMS switches by Onat, S., Alatan, L., Demir, S.

“…A triple-band inset-fed reconfigurable microstrip antenna is designed. The switching between the three different frequency bands is achieved through the use of…”
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Equipotential shells for efficient partial inductance extraction by Beattie, M., Alatan, L., Pileggi, L.

“…The shift-truncate potential method was introduced as an approach to sparsify the partial inductance matrix while maintaining the stability and symmetry. This…”
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Dual frequency bi-orthogonally polarized antenna for GPS applications by Alatan, L., Niver, E., Mahale, A., Balashubramanian, A., Olin, R.P.

“…The design, fabrication and testing of dual frequency bi-orthogonally polarized microstrip patch antenna structures for GPS receivers are studied. The…”
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Improving the numerical efficiency of the method of moments for printed geometries by Alatan, L., Aksun, M.I., Birand, T.

“…The rigorous and numerically efficient analysis of printed geometries in a multilayer medium has been a major research topic in computational electromagnetics…”
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An Application of Singularity Cancellation for Periodic Structures in Free Space by Adanir, S, Alatan, L

“…A singularity problem arises in the computation of MoM matrix entries. Several singularity cancellation schemes are proposed in literature. One of these…”
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Discrete complex image approximation of periodic Green's functions in multilayer media by Adanir, S, Alatan, L

“…The periodic Green's function in layered media can be expressed as an infinite series in terms of the spectral domain Green's function which can be…”
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Reconfiguration in the Radiation pattern of tapered slot antennas by Cihangir, A, Alatan, L

“…The aim of this work is to reconfigure the radiation pattern of tapered slot antennas (TSA) by switching between two different types of tapering. Constant…”
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A new approach to the use of complex images method in the evaluation of MoM matrix entries by Alatan, L.

“…The spatial domain MoM matrix entries are expressed in closed-form by approximating both the spectral domain Green's function and the spectral domain…”
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Closed-Form Green's Functions for Finite Grounded Dielectric Substrate by ÖGÜCÜ, GÖLGE, ALATAN, LALE, ÇIVI, ÖZLEM AYDIN

“…The approximate closed-form Green's functions of the vector and scalar potentials in the spatial domain are derived for a horizontal electric dipole placed…”
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Design of a series fed circularly polarized microstrip patch array by Alatan, L.

“…A series fed circularly polarized microstrip patch array operating in S-band (2210 /spl plusmn/ 5 MHz) is designed to be used as a sub-array for a ground based…”
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A novel approach for fast evaluation of 1-D and 2-D infinite summations by Karabulut, E. P., Erturk, V. B., Adanir, S., Alatan, L., Aksun, M. I.

“…In many engineering applications, relatively difficult infinite summations with quite complex terms need to be computed numerically. These applications may…”
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A non-galerkin spatial-domain approach for efficient calculation of the dispersion characteristics of microstrip lines by Gudu, T., Alatan, L.

“…In the analysis of dispersion characteristics of microstrip lines, spectral domain approaches has been preferred as opposed to the spatial domain calculations…”
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Use of matrix padé approximation in the analysis of irregularly shaped patch antennas with multiport network model by Sener, G., Alatan, L., Kuzuoglu, M.

“…A new procedure for implementing the multiport network model for anafyzing two-dimensional microwave circuits is proposed. The proposal procedure leads to more…”
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Design of irregularly shaped patch antennas by using the multiport network model by Sener, G., Alatan, L., Kuzuoglu, M.

“…The multiport network model (MNM) is an analytical method that is used to analyze microstrip antennas. MNM is based on defining ports along the periphery of…”
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