求外文文献2篇: Enhancement of the FB ratio by optimizing Reflector sharp for celluar base stati.pdf

1.reflector sharp optimiztion for FB ratio of dipole antenna，Proceedings of APMC2001,DEC.2001,PP.1068~1071

2 Enhancement of FB ratio for celluar base station antenna by optimizing reflector sharp, IEEE Ap-s international symposwm digest

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