Title :
Inadequacy of the Rayleigh range criterion for superdirective arrays
Author :
Marvin, A.C. ; Anderson, A.P. ; Bennett, J.C.
Author_Institution :
University of Sheffield, Department of Electronic & Electrical Engineering, Sheffield, UK
Abstract :
The Rayleigh range criterion for measurement of radiation patterns is shown to be inadequate for superdirective arrays. An acceptable distance for radiation-pattern measurements depends on the tolerance of the superdirective illumination function.
Keywords :
antenna arrays; antenna radiation patterns; antenna theory; Rayleigh range criterion; antenna; antenna radiation patterns; superdirective arrays; superdirective illumination function;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19760317
