公开(公告)号：GB2507693A

公开(公告)日：2014-05-07

申请号：GB201402779

申请日：2012-06-29

Applicant: IBM

Inventor： ADKISSON JAMES ,  PANGLIJEN CANDRA ,  DUNBAR THOMAS J ,  GAMBINO JEFFREY ,  JAFFE MARK D ,  STAMPER ANTHONY ,  WOLF RANDY LEE

IPC: H03H3/08 ,  H03H3/10 ,  H03H9/145

Abstract: Disclosed herein is a surface acoustic wave (SAW) filter and method of making the same. The SAW filter includes a piezoelectric substrate (110; Fig 3); a planar barrier layer (120) disposed above the piezoelectric substrate, and at least one conductor buried (130) in the piezoelectric substrate and the planar barrier layer.