Before revision: Planar implementation printed inverted-F antenna, meandered printed inverted-F antenna: patch antenna: Planar inverted-F antenna (PIFA) 20pxBoard without ground plane20pxBoard with ground plane20pxAntenna feed pin20pxGround pin A planar inverted-F antenna (PIFA) is used for wireless circuitry implemented in microstrip.
After revision: A:B:C:D:Planar implementation printed inverted-F antenna, meandered printed inverted-F antenna: patch antenna: Planar inverted-F antenna (PIFA) 20pxBoard without ground plane20pxBoard with ground plane20pxAntenna feed pin20pxGround pin A planar inverted-F antenna (PIFA) is used for wireless circuitry implemented in microstrip.