Patent ID: 6759923
Filing Date: 2004-07-06
Classification: H01P

Abstract:
An apparatus comprising a coupler which includes:a thick film dielectric layer having first and second sides; a thick film first strip made of an electrically conductive material and disposed on said first side of said dielectric layer; a thick film second strip made of an electrically conductive material and disposed on said first side of said dielectric layer, said first and second strips extending approximately parallel to each other; and a thick film shield made of an electrically conductive material and disposed on said second side of said dielectric layer in alignment with said first and second strips; including thick film first, second, third, and fourth port portions which are made of an electrically conductive material and which are disposed on said first side of said dielectric layer, said first and second port portions being respectively electrically coupled to first and second ends of said first strip and extending away from said second strip, and said third and fourth port portions being respectively electrically coupled to first and second ends of said second strip and extending away from said first strip, said first and second port portions being wider than said first strip.