DENVER--(BUSINESS WIRE)--INTERNATIONAL MICROWAVE SYMPOSIUM --3D Glass Solutions (3DGS), an innovative pure-play glass foundry, today announces its eSIW PDK is now available. With built-in design rule checking (DRC), this PDK allows for seamless design flow from schematic layout to full 3D EM analysis and production of 3DGS's proprietary process for low loss Antenna-in-Packages at high frequencies. Nokia, a lead customer using the eSIW technology, will demo this product in the 3DGS booth (number