公开(公告)号：US20240162613A1

公开(公告)日：2024-05-16

申请号：US18123518

申请日：2023-03-20

Applicant: Chengdu Tianma Micro-Electronics Co.,Ltd.

Inventor： Puxiang TANG ,  Dengming LEI ,  Zhenyu JIA ,  Kerui XI ,  Baiquan LIN ,  Zuocai YANG ,  Qinyi DUAN ,  Yifan BAO

IPC: H01Q9/04 ,  H01Q3/36

CPC classification number: H01Q9/0407 ,  H01Q3/36

Abstract: Antenna and communication device are provided. The antenna includes a first substrate, a second substrate that are oppositely arranged and a dielectric function layer arranged between the first substrate and the second substrate; a ground layer, arranged on a side of the dielectric functional layer away from the first substrate; a radiation layer, arranged on a side of the dielectric functional layer away from the second substrate, and including a plurality of radiation units, a radiation unit of the plurality of radiation units including a radiation patch and a phase shifter surrounding the radiation patch, and the radiation patch being insulated from the phase shifter; and a wiring layer, arranged on a side of the dielectric functional layer away from the second substrate, including a plurality of first signal lines, and different phase shifters being electrically connected to different first signal lines.

公开(公告)号：US20240250425A1

公开(公告)日：2024-07-25

申请号：US18135940

申请日：2023-04-18

Applicant: Chengdu Tianma Micro-Electronics Co.,Ltd.

Inventor： Yifan XING ,  Zhenyu JIA ,  Baiquan LIN ,  Kerui XI ,  Xiaonan HAN ,  Qingsan ZHU ,  Ping SU ,  Yifan BAO ,  Zuocai YANG ,  Yi WANG

IPC: H01Q15/00 ,  H01Q3/44

CPC classification number: H01Q15/0066 ,  H01Q3/44

Abstract: A liquid crystal phase shifter and a liquid crystal antenna are provided. The liquid crystal phase shifter includes a first substrate and a second substrate oppositely disposed; a liquid crystal layer disposed between the first substrate and the second substrate; a radio frequency connector; and a driving chip. A side of the second substrate adjacent to the first substrate includes a first conductive layer connected to a constant potential; a side of the first substrate adjacent to the second substrate includes a second conductive layer including a transmission electrode; the first substrate includes a first area bonded with a circuit board; and the radio frequency connector and the driving chip are both disposed in the first area and transmit signals through the circuit board.