Patent ID: 6225878
Filing Date: 2001-05-01
Classification: H01L,H01P

Abstract:
A millimeter wave module comprising:1) a first substrate having a face, said fist substrate further having:a) a first cavity;b) a conductor on said face of said substrate;c) a connection part on said face of said first substrate and around said first cavity, said connection part being electrically connected with said conductor;d) an air layer in said first cavity; and2) a second substrate having a face, said second substrate being dielectric substrate and having:e) a microstrip filter having metal patterning on said face of said second substrate; andf) a connection pant connected to said metal patterning;said second substrate mounted to said first substrate by connecting the connection part of said first substrate with said connection part connected to said metal patterning, with said metal patterning facing said air layer in said first cavity and covering said first cavity.