Patent ID: 11876274
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Telecommunications (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 9:
10. The antenna device according to claim 9, further comprising a plurality of main switch units connected in one-to-one correspondence with the plurality of antenna units, and each antenna unit further comprising at least one sub-switch unit in one-to-one correspondence with the at least one phase shifter, wherein each phase shifter is connected to the main switch unit corresponding to the antenna unit comprising the phase shifter through a corresponding sub-switch unit, the bias voltage supply circuit is configured to supply a control signal to the at least one sub-switch unit through a corresponding main switch unit, so as to selectively turn on the at least one sub-switch unit, and each phase shifter is configured to provide a radio frequency signal to the radio frequency antenna when the corresponding sub-switch unit is turned on.