Elliptic Cylinder Modeling of Obstacles for Low Altitude Radar Systems

References

• Meeks , M. L. 1982 . Radar Propagation at Low Altitudes , Massachusetts : Artech House .
   Google Scholar
• Luebbers , R. J. , Ungvichian , V. and Mitchell , L. 1982 . GTD terrain reflection model applied to ILS glide slope . IEEE Trans. Aerosp. Electron. Sys. , AES-18 ( No. 1 ) : 11 – 19 .
   Google Scholar
• Luebbers , R. J. 1984 . Finite conductivity uniform GTD versus knife edge diffraction in prediction of propagation path loss . IEEE Trans. Antennas Propagat. , AP-32 ( No. 1 ) : 70 – 76 .
   Web of Science ®Google Scholar
• Kouyoumjian , R. G. and Pathak , P. H. 1974 . A Uniform Geometrical Theory of Diffraction for an edge in a perfectly conducting surface . Proc. IEEE , 62 ( No. 11 ) : 1448 – 1461 .
   Google Scholar
• Chamberlin , K. A. and Luebbers , R. J. 1982 . An evaluation of Longley-Rice and GTD propagation models . IEEE Trans. Antennas Propagat. , AP-30 ( No. 6 ) : 1093 – 1098 .
   Google Scholar
• Longley , A. G. and Rice , P. L. 1968 . Prediction of tropospheric radio transmission loss over irregular terrain , ESSA Rep. ERL-79-ITS-67 U. S. Department of Commerce .
   Google Scholar
• Rice , S. O. 1954 . Diffraction of plane radio waves by a parabolic cylinder . Bell System Technical Journal , 33 : 417 – 504 .
   Google Scholar
• de Assis , M. S. 1971 . A simplified solution to the problem of multiple diffraction over rounded obstacles . IEEE Trans. Antennas Propagat. , AP-19 : 292 – 295 .
   Google Scholar
• Deygout , J. 1966 . Multiple knife-edge diffraction of microwaves . IEEE Trans. Antennas Propagat. , AP-14 ( No. 4 ) : 480 – 489 .
   Google Scholar
• Vogler , L. E. 1985 . Radio wave diffraction by a rounded obstacle . Radio Science , 20 ( No. 3 ) : 582 – 590 .
   Google Scholar
• Fock , V. A. 1965 . Electromagnetic Diffraction and Propagation Problems , Pergamon : Oxford .
   Google Scholar
• Pathak , P. H. 1979 . An asymptotic analysis of the scattering of plane waves by a smooth convex cylinder . Radio Science , 14 : 419 – 435 .
   Web of Science ®Google Scholar
• Pathak , P. H. , Burnside , W. D. and Marhefka , R. J. 1980 . A Uniform GTD analysis of the diffraction of electromagnetic waves by a smooth convex surface . IEEE Trans. Antennas Propagat. , AP-28 : 631 – 642 .
   Web of Science ®Google Scholar
• Sharples , P. A. and Mehler , M. J. 1989 . Cascaded cylinder model for predicting terrain diffraction loss at microwave frequencies . IEE Proc.-H , 136 ( No. 4 ) : 331 – 337 .
   Google Scholar
• Eliades , D. E. 1993 . Alternative derivation of the cascaded cylinder diffraction model . IEE Proc.-H , 140 ( No. 4 ) : 279 – 284 .
   Google Scholar
• Afacan , E. and Yazgan , E. 1994 . “ Modeling obstacles as cascaded ellipses ” . In IEEE Int. Symp. Antennas Propagat. Dig 1878 – 1880 .
   Google Scholar
• Beckmann , P. and Spizzichino , A. 1963 . The Scattering of Electromagnetic Waves from Rough Surfaces , Oxford : Pergamon .
   Google Scholar
• Tiberio , R. , Pelosi , G. , Manara , G. and Pathak , P. H. 1989 . High frequency scattering from a wedge with impedance faces illuminated by a line source, Part I: Diffraction . IEEE Trans. Antennas Propagat. , AP-37 : 212 – 217 .
   Web of Science ®Google Scholar
• Manara , G. , Tiberio , R. , Pelosi , G. and Pathak , P. H. 1993 . High frequency scattering from a wedge with impedance faces illuminated by a line source, Part II: Surface Waves . IEEE Trans. Antennas Propagat. , AP-41 ( No. 7 ) : 877 – 883 .
   Google Scholar
• Luebbers , R. J. 1984 . Propagation prediction for hilly terrain using GTD wedge diffraction . IEEE Trans. Antennas Propagat. , AP-32 ( No. 9 ) : 951 – 955 .
   Google Scholar
• Molinet , F. A. 1989 . GTD/UTD: Brief history of successive development of theory and recent advances: Applications to antennas on ships and aircraft , AGARD Lecture Series, No. 165
   Google Scholar
• Pearson , L. W. 1987 . A scheme for automatic computation of Focktype integrals . IEEE Trans. Antennas Propagat. , AP-35 ( No. 10 ) : 1111 – 1118 .
   Google Scholar
• Afacan , E. , Saka , B. and Yazgan , E. 1994 . “ Irregular terrain modeling for the low altitude radar applications ” . In MELECON-94 Proc , 387–389 .
   Google Scholar
• Afacan , E. and Yazgan , E. 1991 . “ Modeling of mountains as wedges in communications ” . In Symp. on "Communication Theory & Applications" Proc , Warwick-England .
   Google Scholar
• Kerr , D. E. 1951 . Propagation of Short Radio Waves , New York : McGraw Hill, Inc .
   Google Scholar
• Vogler , L. E. 1982 . An attenuation function for multiple knife-edge diffraction . Radio Science , 17 ( No. 6 ) : 1541 – 1546 .
   Web of Science ®Google Scholar
• Fujimoto , K. and James , J. R. , eds. 1994 . Mobile Antenna Systems Handbook , Boston : Artech House .
   Google Scholar
• Saka , B. , Afacan , E. and Yazgan , E. 1997 . Beam steering antenna design for low altitude radar systems . Journal of Electromagnetic Waves and Applications , 11 : 215 – 224 .
   Web of Science ®Google Scholar