公开(公告)号：US11777186B2

公开(公告)日：2023-10-03

申请号：US16647319

申请日：2018-09-14

Applicant: ALLEN-VANGUARD CORPORATION

Inventor： Sulav Adhikari ,  Ernst Wallisch, Jr.

IPC: H01P1/213 ,  H01P1/207 ,  H01P3/12 ,  H04W88/08 ,  H05K1/11 ,  H05K1/18 ,  H05K3/34 ,  H01P1/208 ,  H01P11/00

CPC classification number: H01P1/2138 ,  H01P1/207 ,  H01P1/2088 ,  H01P3/121 ,  H01P11/007 ,  H04W88/08 ,  H05K1/115 ,  H05K1/18 ,  H05K3/3494 ,  H05K2201/015 ,  H05K2201/037 ,  H05K2201/09609 ,  H05K2201/09985

Abstract: System, apparatuses and methods are disclosed which relate to the use of substrate integrated waveguide technology in front-end modules. An example circuit card assembly for use as a cellular base station front-end is disclosed which includes at least one component printed circuit board (PCB) layer having front-end module hardware components and at least one filter PCB layer including at least one substrate integrated waveguide (SIW) filter.