Patent ID: 6667664
Filing Date: 2003-12-23
Classification: H03B,H03H

Abstract:
In a laminated container comprised of at least two multilevel structure substrates, in which at least one of multilevel laminated substrates with recesses, on an upper and bottom surfaces thereof, at portions where an electronic component and a piezoelectric component are to be mounted, employs an annular laminated substrate, said annular laminated substrate is in contact with at least one flat laminated substrate which constitutes said laminated container, and one layer which opposes said flat laminated substrate in contact therewith is said annular laminated substrate,a container for an oscillation circuit using a piezoelectric vibrator, characterized in that portions corresponding to vertical and horizontal sizes of an inner wall of said recess constituting said laminated container and a portion corresponding to a vertical size of an inner wall of the other annular recess are located on the same line by not less than 60%.