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:
Jun. 10, 2025
Filed:
Dec. 27, 2021
Beijing Boe Technology Development Co., Ltd., Beijing, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Qianhong Wu, Beijing, CN;
Jingwen Guo, Beijing, CN;
Chunxin Li, Beijing, CN;
Junwei Guo, Beijing, CN;
Jia Fang, Beijing, CN;
Feng Qu, Beijing, CN;
Beijing BOE Technology Development Co., Ltd., Beijing, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Abstract
A phase shifter, a preparation method thereof, and a phased array antenna. The phase shifter includes a substrate (); two ground lines () located on the substrate (); a signal line () located on the substrate () and between two ground lines (), wherein there is a spacing between the signal line () and the ground line (); a dielectric layer () located at a side of the signal line () and the ground lines () away from the substrate (); at least one bridge () located at a side of the dielectric layer () away from the substrate (), projections of the ground lines () and the signal line () on the substrate () are overlapped with a projection of the bridge () on the substrate (), and there is a spacing between the bridge () and the dielectric layer ().