First - HAPPY NEW YEAR !!! A lot of luck to everyone !
I found this very interesting gadget - a tool for making biquad elements.
If You make a LOT of biquads - this thing will just make Your life easy!
Link to the page : http://www.iz0hcd.it/dblog/articolo.asp?articolo=13, I found this till searched for dish feeders.
Page is on Italian, here a google translation .
Pictures are from this site starhill.org
Interesting design as You can see.
There are four stacked biquads or bicircles over a corner reflector.
Here is a PDF file whit a dimensions of this wifi antenna : 12dB_sektor_antena.pdf
Interesting moments are grounding and feeding of the circle elements - you can see this here :
I never sow biquads to be grounded or feeded like this.
At las time a lot of hits came from a Poland there are some good wifi forums but I cant find online translator 
Here one interesting antenna from diy.wifi-live.pl
This is some strange Biquad and Yagi hybrid.
Dimensions :
/odległości:
deflektor- 36
/19
quad- 34
/17
direktor1 33
/17
direktor2 32
/17
direktor3 31
/17
direktor4 30
/17
direktor5 29
There are no results or testing for this antenna.
