公开(公告)号：WO2013012544A1

公开(公告)日：2013-01-24

申请号：PCT/US2012/044908

申请日：2012-06-29

Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION ,  ADKISSON, James, W. ,  CANDRA, Panglijen ,  DUNBAR, Thomas, J. ,  GAMBINO, Jeffrey, P. ,  JAFFE, Mark, D. ,  STAMPER, Anthony, K. ,  WOLF, Randy, L.

Inventor： ADKISSON, James, W. ,  CANDRA, Panglijen ,  DUNBAR, Thomas, J. ,  GAMBINO, Jeffrey, P. ,  JAFFE, Mark, D. ,  STAMPER, Anthony, K. ,  WOLF, Randy, L.

IPC: H03H9/64

CPC classification number: H03H9/14538 ,  H03H3/08

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.

Abstract translation: 本文公开了一种表面声波（SAW）滤波器及其制造方法。 SAW滤波器包括压电基片（110;图3）; 设置在所述压电基板上方的平面阻挡层（120），以及在所述压电基板和所述平面阻挡层中埋设的至少一个导体（130）。