Patent ID: 6262513
Filing Date: 2001-07-17
Classification: H01L,H03B,H03H,Y10T

Abstract:
A surface acoustic wave device, comprising:a printed circuit board possessing a first surface and a second surface, concave parts being formed respectively on two side surfaces thereof;a surface acoustic wave device possessing a first surface formed thereon at least a transducer portion and a second surface, the first surface thereof being disposed in an opposite relation with the first surface of the printed circuit board;a sealing member for sealing a space portion formed between the first surface of the printed circuit board and the first surface of the surface acoustic wave device while preventing the sealing member from spreading into the space portion; anda metal plate disposed in such a manner that a pair of convex portions, which engage with respective concave portions disposed on the printed circuit board, oppose each other on two leg portions, and covering the first surface of the printed circuit board and the surface acoustic wave device.