US 12,334,653 B2
Antenna and electronic device
Zhihao Jiang, Beijing (CN); Xinyu Wu, Beijing (CN); Fengshuo Wan, Beijing (CN); Hongyuan Feng, Beijing (CN); Jing Xie, Beijing (CN); Wenjin Gao, Beijing (CN); Meng Wei, Beijing (CN); Longzhu Cai, Beijing (CN); Chuncheng Che, Beijing (CN); and Wei Hong, Beijing (CN)
Assigned to BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN); Beijing BOE Sensor Technology Co., Ltd., Beijing (CN); and Research Institute of Millimeter Wave and Terahertz Technology, Jiangsu (CN)
Appl. No. 18/027,726
Filed by BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN); Beijing BOE Sensor Technology Co., Ltd., Beijing (CN); and Research Institute of Millimeter Wave and Terahertz Technology, Jiangsu (CN)
PCT Filed Apr. 29, 2022, PCT No. PCT/CN2022/090497
§ 371(c)(1), (2) Date Mar. 22, 2023,
PCT Pub. No. WO2023/206438, PCT Pub. Date Nov. 2, 2023.
Prior Publication US 2024/0304995 A1, Sep. 12, 2024
Int. Cl. H01Q 3/36 (2006.01); H01P 1/18 (2006.01); H01Q 1/22 (2006.01); H01Q 1/48 (2006.01); H01Q 9/04 (2006.01)
CPC H01Q 9/0414 (2013.01) [H01Q 1/22 (2013.01); H01Q 1/48 (2013.01); H01Q 3/36 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An antenna, comprising: a phase shifting unit, a reference electrode layer, and an antenna substrate which are stacked together; wherein
the phase shifting unit comprises at least one phase shifter, each of which comprises a first transmission structure, a second transmission structure, and a phase shifting structure between the first transmission structure and the second transmission structure;
the reference electrode layer is provided with at least one first opening and at least one second opening therein;
the antenna substrate comprises a first dielectric substrate, and a feed structure and at least one first radiation portion on a side of the first dielectric substrate away from the reference electrode layer; the feed structure comprises at least one first feed port and at least one second feed port; and
for the phase shifter, the first transmission structure is electrically connected to a corresponding second feed port through a corresponding first opening; and the second transmission structure is electrically connected to a corresponding first radiation portion through a corresponding second opening;
wherein the phase shifting structure comprises a first substrate and a second substrate opposite to each other, and a tunable dielectric layer between the first substrate and the second substrate; wherein
the first substrate comprises a second dielectric substrate and a first transmission line and a second transmission line on a side of the second dielectric substrate close to the tunable dielectric layer; and
the second substrate comprises a third dielectric substrate and a plurality of patch electrodes on a side of the third dielectric substrate close to the tunable dielectric layer, the plurality of patch electrodes are arranged side by side in an extending direction of the first transmission line, and orthographic projections of the plurality of patch electrodes on the second dielectric substrate overlap with orthographic projections of the first transmission line and the second transmission line on the second dielectric substrate.