How to design a quasi yaggi antenna?

hello!

i would like to know if someone can help me or explain me how to design a quasi yaggi antenna or wher i could find application notes.

thanks

http://www.dur.ac.uk/comms.systems/p...asi%20yagi.pdf
http://www.ucop.edu/research/micro/99_00/99_054.pdf

thank for your help.

is this antenna works at 2.4 GHz?
and how i can calculate the differents lenght to make it with FR4 substrate


bye

The antenna from the first link will cover 2.4GHz (BW is from 1.6GHz to 2.6GHz). The construction is done on high dielectric substrate.
For more info about QY go to:
https://www.edaboard.com/viewtopic.php?t=54775