US Patent No. 11,071,129

BUFFER STATUS REPORT TRANSMISSION AND DEVICE


Patent No. 11,071,129
Issue Date July 20, 2021
Title Buffer Status Report Transmission And Device
Inventorship Xiaowei Jiang, Beijing (CN)
Assignee BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., Beijing (CN)

Claim of US Patent No. 11,071,129


1. A method of transmitting a buffer status report, the method being applicable to a user device, and the method comprising:receiving a configuration message sent by a base station;
determining uplink resource allocation indication information sent by the base station and an uplink transmission time interval corresponding to the uplink resource allocation indication information based on the configuration message;
determining an estimated duration based on the time interval;
determining a buffer status report trigger time, and a time of a physical downlink control channel that precedes the buffer status report trigger time;
determining whether there is an uplink shared channel resource available in an uplink transmission opportunity, the uplink transmission opportunity being within a time range of the estimated duration from the buffer status report trigger time or from the time of the physical downlink control channel; and
sending a buffer status report to the base station when there is an uplink shared channel resource available in the uplink transmission opportunity.