Aug 1, 2004 #1 B billano786 Super Member Joined Apr 26, 2001 Messages 140 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,296 Activity points 741 Can any one provide calculations for feed point on ceramic substrate used in GPS antennas? The position of the feedpoint is important as it should present a 50 Ohm impedance.
Can any one provide calculations for feed point on ceramic substrate used in GPS antennas? The position of the feedpoint is important as it should present a 50 Ohm impedance.
Aug 2, 2004 #2 V vfone Advanced Member level 6 Joined Oct 10, 2001 Messages 5,762 Helped 1,626 Reputation 3,257 Reaction score 1,262 Trophy points 1,393 Activity points 36,592 May it helps **broken link removed** regards
Aug 2, 2004 #3 F frannk Member level 3 Joined Jul 22, 2004 Messages 67 Helped 5 Reputation 10 Reaction score 2 Trophy points 1,288 Activity points 606 The majority of the PatchAntennas use a probe feed coming from the bottom side. If this is the point you're trying to find to get a good match, this article should help.
The majority of the PatchAntennas use a probe feed coming from the bottom side. If this is the point you're trying to find to get a good match, this article should help.