Patent ID: 6380821
Filing Date: 2002-04-30
Classification: H03H

Abstract:
A balun transformer comprising:a first layer having: (a) a substantially flat first conductor portion of a first primary loop conductor, and (b) a substantially flat first conductor portion of a second primary loop conductor connected in series with said substantially flat first conductor portion of said first primary loop conductor; and a second layer spaced from said first layer and having: (a) a substantially flat second conductor portion of said first primary loop conductor having a width less than the width of said substantially flat first conductor portion of said first primary loop conductor, (b) a substantially flat second conductor portion of said second primary loop conductor having a width less than the width of said substantially flat first conductor portion of said second primary loop conductor, (c) a substantially flat first secondary loop conductor interlaced with said substantially flat second conductor portion of said first primary loop conductor, and (d) a substantially flat second secondary loop conductor interlaced with said substantially flat second conductor portion of said second primary loop conductor and connected in series with said substantially flat first secondary loop conductor.