Granted Patent B2

US 12,407,384 · App. 17/631,465 · Granted Sep 2, 2025

Inventor: Mingju Li (Beijing, CN)

Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.

H04B7/061H04W4/40H04W24/08H04W24/10

Abstract

Claims (76)

1. A method for selecting an antenna panel, performed by a sending vehicle device, comprising:

sending a first control signaling, wherein the first control signaling comprises a sending source identifier, and is configured to instruct a receiving vehicle device to measure antenna panels of the sending vehicle device identified by the sending source identifier;

receiving an antenna panel measurement result reported by the receiving vehicle device; and

selecting an antenna panel according to the antenna panel measurement result;

wherein the first control signaling further comprises a measurement result reporting configuration, wherein the measurement result reporting configuration is configured to instruct the receiving vehicle device to report an antenna panel measurement result at a reference signal level or at an antenna panel level; wherein the measurement result reporting configuration corresponding to the reference signal level comprises:

a second reference signal identifier and a reference signal measurement value; or

a second antenna panel identifier, a second reference signal identifier, and a reference signal measurement value; and

the measurement result reporting configuration corresponding to the antenna panel level comprises:

a second antenna panel identifier and an antenna panel measurement value; or

a second antenna panel identifier, an antenna panel measurement value, and a reference signal measurement value; or

a second antenna panel identifier, a second reference signal identifier, an antenna panel measurement value, and a reference signal measurement value.

2. The method of claim 1 , wherein the measurement result reporting configuration corresponding to the reference signal level further comprises at least one of:

a reference signal measurement threshold; or

a maximum number of reference signal measurement values reported on each antenna panel.

3. The method of claim 1 , wherein the measurement result reporting configuration corresponding to the antenna panel level further comprises at least one of:

a reference signal measurement threshold;

a maximum number of reference signal measurement values reported on each antenna panel; or

a number of reference signal measurement values used for determining an antenna panel measurement value.

4. The method of claim 1 , further comprising:

sending a second control signaling, wherein the second control signaling comprises sending antenna panel indication information and data time-frequency resource information; and

sending data using a selected antenna panel.

5. The method of claim 4 , wherein, sending the second control signaling comprises:

sending the second control signaling using one or more antenna panels.

6. The method of claim 1 , wherein the first control signaling further comprises one or more combination of a destination identifier, a first antenna panel identifier, or a first reference signal identifier.

7. A method for selecting an antenna panel, performed by a receiving vehicle device, comprising:

detecting a first control signaling, wherein the first control signaling comprises a sending source identifier, and is configured to instruct the receiving vehicle device to measure antenna panels of a sending vehicle device identified by the sending source identifier; and

measuring the antenna panels of the sending vehicle device identified by the sending source identifier, and reporting an antenna panel measurement result;

wherein the first control signaling further comprises a measurement result reporting configuration, wherein the measurement result reporting configuration is configured to instruct the receiving vehicle device to report an antenna panel measurement result at a reference signal level or at an antenna panel level; wherein the measurement result reporting configuration corresponding to the reference signal level comprises:

a second reference signal identifier and a reference signal measurement value; or

a second antenna panel identifier, a second reference signal identifier, and a reference signal measurement value; and

the measurement result reporting configuration corresponding to the antenna panel level comprises:

a second antenna panel identifier and an antenna panel measurement value; or

a second antenna panel identifier, an antenna panel measurement value, and a reference signal measurement value; or

a second antenna panel identifier, a second reference signal identifier, an antenna panel measurement value, and a reference signal measurement value.

8. The method of claim 7 , wherein, the first control signaling further comprises a destination identifier;

before measuring the antenna panels of the sending vehicle device identified by the sending source identifier, the method further comprises:

determining that the destination identifier exists in a stored list of existing destination identifiers.

9. The method of claim 7 , wherein, the first control signaling further comprises a first reference signal identifier;

measuring the antenna panels of the sending vehicle device identified by the sending source identifier comprises:

determining a time-frequency resource location corresponding a reference signal identified by the first reference signal identifier;

measuring a measurement value of the reference signal on the antenna panel of the sending vehicle device identified by the sending source identifier at the time-frequency resource location.

10. The method of claim 7 , wherein, the first control signaling further comprises a measurement result reporting configuration;

reporting the antenna panel measurement result comprises:

reporting content that matches the measurement result reporting configuration according to the measurement result reporting configuration.

11. The method of claim 10 , wherein, the content that matches the measurement result reporting configuration comprises:

a second reference signal identifier and the reference signal measurement value; or

a second antenna panel identifier, the second reference signal identifier, and the reference signal measurement value; or

the second antenna panel identifier and an antenna panel measurement value; or

the second reference signal identifier, an antenna panel measurement value, and the reference signal measurement value; or

the second antenna panel identifier, a reference signal identifier, the antenna panel measurement value, and the reference signal measurement value.

12. The method of claim 7 , further comprising:

receiving a second control signaling, wherein the second control signaling comprises sending antenna panel indication information and data time-frequency resource information; and

receiving data on time-frequency resource indicated by the data time-frequency resource information by using a receiving antenna panel corresponding to a sending antenna panel indicated by the sending antenna panel indication information,

wherein the receiving antenna panel corresponding to the sending antenna panel is an antenna panel determined when measuring the antenna panels of the sending vehicle device identified by the sending source identifier.

13. An apparatus for selecting an antenna panel, comprising:

a processor;

a memory configured to store instructions executable by the processor;

wherein, the processor is configured to implement the method for selecting an antenna panel of claim 7 .

14. An apparatus for selecting an antenna panel, comprising:

a memory configured to store instructions executable by a processor;

wherein, the processor is configured to implement following operations by executing the instructions stored in the memory:

sending a first control signaling, wherein the first control signaling comprises a sending source identifier, and is configured to instruct a receiving vehicle device to measure antenna panels of the sending vehicle device identified by the sending source identifier;

receiving an antenna panel measurement result reported by the receiving vehicle device; and

selecting an antenna panel according to the antenna panel measurement result;

wherein the first control signaling further comprises a measurement result reporting configuration, wherein the measurement result reporting configuration is configured to instruct the receiving vehicle device to report an antenna panel measurement result at a reference signal level or at an antenna panel level; wherein the measurement result reporting configuration corresponding to the reference signal level comprises:

a second reference signal identifier and a reference signal measurement value; or

a second antenna panel identifier, a second reference signal identifier, and a reference signal measurement value; and

the measurement result reporting configuration corresponding to the antenna panel level comprises:

a second antenna panel identifier and an antenna panel measurement value; or

a second antenna panel identifier, an antenna panel measurement value, and a reference signal measurement value; or

a second antenna panel identifier, a second reference signal identifier, an antenna panel measurement value, and a reference signal measurement value.

15. The apparatus of claim 14 , wherein the processor is further configured to:

send a second control signaling, wherein the second control signaling comprises sending antenna panel indication information and data time-frequency resource information; and

send data using a selected antenna panel.

16. The apparatus of claim 15 , wherein the processor is further configured to:

send the second control signaling using one or more antenna panels.

Assignments (1)

Continuity (1)

References Cited (16)