US 11,984,672 B2
Antenna and preparation method thereof, phase shifter and communication device
Linzhi Wang, Shanghai (CN); Kerui Xi, Shanghai (CN); Dengming Lei, Shanghai (CN); and Zhenyu Jia, Shanghai (CN)
Assigned to Shanghai Tianma Microelectronics Co., Ltd, Shanghai (CN)
Filed by Shanghai Tianma Micro-Electronics Co., Ltd., Shanghai (CN)
Filed on Jun. 16, 2021, as Appl. No. 17/348,842.
Claims priority of application No. 202110232062.5 (CN), filed on Mar. 2, 2021.
Prior Publication US 2022/0285843 A1, Sep. 8, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. H01Q 1/38 (2006.01); H01L 25/075 (2006.01); H01L 25/16 (2023.01); H01Q 1/36 (2006.01); H01Q 3/44 (2006.01); H01Q 9/04 (2006.01); H10K 59/00 (2023.01)
CPC H01Q 9/045 (2013.01) [H01L 25/0753 (2013.01); H01L 25/167 (2013.01); H10K 59/00 (2023.02)] 20 Claims
OG exemplary drawing
 
1. An antenna, comprising: a first electrode, a second electrode, a third electrode, and a photodielectric variable layer; wherein
the first electrode and the second electrode are respectively disposed on opposite two sides of the photodielectric variable layer;
the first electrode comprises a plurality of transmission electrodes, and the plurality of transmission electrodes are configured to transmit an electrical signal;
the second electrode is provided with a fixed potential; and
the third electrode comprises a plurality of radiator units, and the plurality of radiator units are configured to send the electrical signal; and
the antenna further comprises at least one light-emitting element configured to emit light irradiated to the photodielectric variable layer to change a dielectric constant of the photodielectric variable layer; wherein
the at least one light-emitting element and at least one of the first electrode, the second electrode, or the third electrode are an integral structure.