Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.
the length of the PCB trace could have an impedence transformation effect. how long is your trace? you need to cal out the trace to make a correct measurement at your reference imput impedance. if not you are measuring at the wrong reference for comparison.
most handset antena uses higher permitivity and multiple narrowband matches by shorting pins.
air and foam is not really suitable for handset. more used in base station. and no saving of size using air or foam
hi,
the l-probe feed will be quite difficult to manufacture at high frequency have you tired using any substrate for the probe or are you using form or air?
the stacking performance at about 5GHz was tested before and should be located in either electronics letter or one of the conferences...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.
