An electronic device and coupled flexible circuit board and method of manufacturing. The electronic device is coupled to the flexible circuit board by a plurality of Z-interconnections. The electronic device includes a substrate with electronic components coupled to it. The substrate also has a plurality...http://www.google.com/patents/USRE42542?utm_source=gb-gplus-sharePatent USRE42542 - Low-cost circuit board materials and processes for area array electrical interconnections over a large area between a device and the circuit board