Analytical Technique to Evaluate the Asymptotic Part of the Impedance Matrix of Microstrip Dipole on a Uniaxial Substrate
Author(s) -
Kun Li,
S.-O. Park,
H. Lee,
J. Ma,
B.-C. Kim,
H.-D. Choi
Publication year - 2002
Publication title -
electromagnetic waves
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.437
H-Index - 89
eISSN - 1559-8985
pISSN - 1070-4698
DOI - 10.2528/pier01061501
Subject(s) - microstrip , electrical impedance , impedance parameters , dipole , substrate (aquarium) , matrix (chemical analysis) , materials science , physics , mathematical analysis , mathematics , composite material , engineering , optics , electrical engineering , geology , quantum mechanics , oceanography
The integral transform method with the asymptotic extraction technique is formulated to evaluate a Sommerfeld type integral for the analysis microstrip dipole on a uniaxial substrate. The infinite double integral of the asymptotic part of the impedance matrix with triangular subdomain basis function with edge condition can be reduced to a finite one-dimensional integral. This finite one-dimensional integral can be easily evaluated numerically after the singular part of the integral is treated analytically. It is demonstrated the efficiency and accuracy of the proposed method to evaluate the asymptotic part of impedance matrix.
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