Circular disk & ring patch antennas

[toulouse]

[red]Anyone can give me simples approximatives formulas to determine the diameter of circular disk or ring antennas ?
Thomas K.

http://www.genius.org.br

http://www.thomask.fr.st

 

[jbartos]

Suggestion: Visit

http://www.alma.nrao.edu/development/antennas/finalreport.htm

for more info

 

[toulouse]

Sorry, I was talking about microstrip patch antennas...
Thomas K.

http://www.genius.org.br

http://www.thomask.fr.st

 

[jbartos]

Suggestion: Visit

http://www.aetjapan.co.jp/FS-Trade/shop01/user/artech/631b.htm

for Microstrip Antenna Design Handbook

http://www.ece.uvic.ca/~jbornema/Journals/077-99motl-abv.pdf

for: A BROADBAND CIRCULAR
MICROSTRIP ANTENNA WITH TWO
OPEN-RING SLOTS
Jen-Yea Jan1 and Kin-Lu Wong1
1 Department of Electrical Engineering
National Sun Yat-Sen University
Kaohsiung, Taiwan 804, R.O.C.