Patent ID: 11955695
Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 6:
7. The antenna module according to claim 6, wherein
the switch element comprises: a first controlled switch, a second controlled switch, a third controlled switch and a fourth controlled switch, and the first controlled switch, the second controlled switch, the third controlled switch and the fourth controlled switch are connected in parallel between the second conductive strip and a ground line;
when the fourth controlled switch is in a turn-on state and the second controlled switch, the third controlled switch and the first controlled switch are all in a turn-off state, the tuning assembly has a first impedance, and the antenna module is configured to transmit and receive radio signals in a first frequency band;
when the first controlled switch, the second controlled switch, the third controlled switch and the fourth controlled switch are all in a turn-on state, the tuning assembly has a second impedance, and the antenna module is configured to transmit and receive radio signals in a second frequency band;
when the first controlled switch is in a turn-on state and the second controlled switch, the third controlled switch and the fourth controlled switch are all in a turn-off state, the tuning assembly has a third impedance, and the antenna module is configured to transmit and receive radio signals in a third frequency band;
when the second controlled switch is in a turn-on state and the first controlled switch, the third controlled switch and the fourth controlled switch are all in a turn-off state, the tuning assembly has a fourth impedance, and the antenna module is configured to transmit and receive radio signals in a fourth frequency band; and
when the third controlled switch is in a turn-on state and the second controlled switch, the first controlled switch and the fourth controlled switch are all in a turn-off state, the tuning assembly has a fifth impedance, and the antenna module is configured to transmit and receive radio signals in a fifth frequency band.