The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 30, 2025
Filed:
Apr. 18, 2023
Chengdu Tianma Micro-electronics Co., Ltd., Chengdu, CN;
Yifan Xing, Chengdu, CN;
Zhenyu Jia, Chengdu, CN;
Baiquan Lin, Chengdu, CN;
Kerui Xi, Chengdu, CN;
Xiaonan Han, Chengdu, CN;
Qingsan Zhu, Chengdu, CN;
Ping Su, Chengdu, CN;
Yifan Bao, Chengdu, CN;
Zuocai Yang, Chengdu, CN;
Yi Wang, Chengdu, CN;
Chengdu Tianma Micro-Electronics Co., Ltd., Chengdu, CN;
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.