US Patent No. 10,602,489

SELF-CONTAINED UPLINK FOR REDUCED DURATION TRANSMISSION TIME INTERVAL


Patent No. 10,602,489
Issue Date March 24, 2020
Title Self-contained Uplink For Reduced Duration Transmission Time Interval
Inventorship Jing Sun, San Diego, CA (US)
Wanshi Chen, San Diego, CA (US)
Shimman Arvind Patel, San Diego, CA (US)
Assignee QUALCOMM Incorporated, San Diego, CA (US)

Claim of US Patent No. 10,602,489

1. A method of wireless communication comprising:receiving an uplink grant that schedules data during an uplink resource allocation comprising a two-symbol transmission time interval (TTI), the uplink grant comprising an indication of a number of symbol periods between one symbol of the TTI scheduled for a demodulation reference signal (DM-RS) and a subsequent two-symbol TTI scheduled for data;
determining, based at least in part on the uplink grant that schedules the data, that the DM-RS is scheduled to be transmitted in the one symbol of the two-symbol TTI; and
transmitting the DM-RS in the one symbol of the two-symbol TTI and data in the subsequent two-symbol TTI according to the uplink grant.