TY - GEN
T1 - Use of a building database in prediction of three-dimensional diffraction
AU - Russell, Thomas A.
AU - Rappaport, Theodore S.
AU - Bostian, Charles W.
N1 - Publisher Copyright:
© 1992 Institute of Electrical and Electronics Engineers Inc.. All rights reserved.
PY - 1992
Y1 - 1992
N2 - This paper describes the use of a building database and a three-dimensional formulation of the Fresnel-Kirchoff diffraction theory to compute the shadowing by buildings in the general situation where diffraction can occur by building edges of both horizontal and vertical orientation. The storage format of buildings in a geographic information systems database is described. An algorithm is presented for identifying the nearest diffracting building and deriving the necessary information for the evaluation of the diffraction integral. Example results are presented to show the utility of this approach.
AB - This paper describes the use of a building database and a three-dimensional formulation of the Fresnel-Kirchoff diffraction theory to compute the shadowing by buildings in the general situation where diffraction can occur by building edges of both horizontal and vertical orientation. The storage format of buildings in a geographic information systems database is described. An algorithm is presented for identifying the nearest diffracting building and deriving the necessary information for the evaluation of the diffraction integral. Example results are presented to show the utility of this approach.
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U2 - 10.1109/VETEC.1992.245272
DO - 10.1109/VETEC.1992.245272
M3 - Conference contribution
AN - SCOPUS:84938015139
T3 - IEEE Vehicular Technology Conference
SP - 943
EP - 946
BT - Proceedings - IEEE Vehicular Technology Society, 42nd VTS Conference
PB - Institute of Electrical and Electronics Engineers Inc.
T2 - 42nd IEEE Vehicular Technology Society Conference: Frontiers of Technology, VTS 1992
Y2 - 10 May 1992 through 13 May 1992
ER -