公开(公告)号：US12119559B2

公开(公告)日：2024-10-15

申请号：US17375310

申请日：2021-07-14

申请人： Shanghai Tianma Micro-Electronics Co., Ltd.

发明人： Zhenyu Jia ,  Kerui Xi ,  Zhen Liu ,  Baiquan Lin ,  Dengming Lei ,  Feng Qin ,  Jing Wang ,  Liping Zhang

IPC分类号： H01Q3/26 ,  H01P1/18 ,  H01Q3/36 ,  H01Q15/14

CPC分类号： H01Q3/2676 ,  H01P1/182 ,  H01P1/184 ,  H01Q3/36 ,  H01Q15/147 ,  H01Q15/148

摘要： Provided are a phase shifter, a preparation method thereof, and an antenna. The phase shifter includes at least one phase shifting unit, and the phase shifting unit includes a microstrip line, a photo-dielectric layer, a ground electrode, and at least one light guiding structure; the microstrip line is located on a side of the photo-dielectric layer, and the ground electrode is located on a side of the photo-dielectric layer facing away from the microstrip line; the light-guiding structure at least partially overlaps the photo-dielectric layer, and the light-guiding structure is configured to guide light into the photo-dielectric layer.