Attila, On 09/29/2013 07:00 PM, Attila Kinali wrote: > On Tue, 17 Sep 2013 10:55:51 -0600 > [email protected] wrote: > >> That sounds like a pinwheel antenna. I've wondered how hard it would >> be to build one, but I've never seen a DIY version and the math is way >> beyond me. The only commercial version that I've seen is from >> Novatel. Do they control all the patents? > Building one should be fairly easy. Just use standard PCB fabrication > and you can build the whole structure with high accuracy. The design > itself is the hard thing to come up with. I think, for us mere mortals > the only way to come up with something half decent is to use a genetic > algorithm that goes trough various designs and selects the best one. > Unfortunately, i'm not aware of any antenna design software suitable > for such a task. > > As for patents, i don't think they can patent the general idea of > the pinwheel antenna. It is awfully similar to other patch antenna > types and electromagnetic band-gap designs. I could imagine that their > particular design is protected somehow, but i've never checked. Do read the patents. There are several, and it's a good read if you want to learn about the pinwheel technology.
Cheers, Magnus _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
