Patent ID: 6476704
Filing Date: 2002-11-05
Classification: H01F,H01L,Y10T

Abstract:
A balun transformer, comprising:a primary conductor, wherein said primary conductor comprises at least one primary winding having at least one planar portion and at least one primary crossover portion, and wherein said at least one planar portion of said at least one primary winding lies within a first plane; a secondary conductor, wherein said secondary conductor comprises at least one secondary winding having at least one planar portion and at least one secondary crossover portion, and wherein said at least one planar portion of said at least one secondary winding lies within a second plane located above said first plane, and further wherein said at least one planar portion of said at least one secondary winding is concentrical; at least one supporting post to support said at least one planar portion of said at least one secondary winding; and a dielectric comprising air disposed between said first plane and said second plane.