DocumentCode
1477706
Title
Sum rules for lossless antennas
Author
Gustafsson, Mats
Author_Institution
Electr. & Inf. Technol., Lund Univ., Lund, Sweden
Volume
4
Issue
4
fYear
2010
fDate
4/1/2010 12:00:00 AM
Firstpage
501
Lastpage
511
Abstract
Sum rules for the antenna input impedance and admittance are introduced. These identities relate the radiation resistance and conductance integrated over all frequencies with the low-frequency capacitance and inductance. They are valid for lossless antennas and particularly useful for small antennas that utilise their first resonance. Numerical results for various antennas are used to illustrate the sum rules.
Keywords
antenna radiation patterns; electric admittance; electric impedance; resonance; input admittance; input impedance; lossless antennas; low-frequency capacitance; low-frequency inductance; radiation resistance; resonance; small antennas;
fLanguage
English
Journal_Title
Microwaves, Antennas & Propagation, IET
Publisher
iet
ISSN
1751-8725
Type
jour
DOI
10.1049/iet-map.2009.0083
Filename
5453102
Link To Document