US Patent No. 10,798,737

UPLINK TRANSMISSION INDICATION


Patent No. 10,798,737
Issue Date October 06, 2020
Title Uplink Transmission Indication
Inventorship Alexander Golitschek Edler von Elbwart, Hessen (DE)
Joachim Loehr, Hessen (DE)
Michael Einhaus, Darmstadt (DE)
Sujuan Feng, Frankfurt (DE)
Prateek Basu Mallick, Hessen (DE)
Assignee Panasonic Intellectual Property Corporation of America, Torrance, CA (US)

Claim of US Patent No. 10,798,737

1. A method for transmitting, by a user equipment, data in subframes of a wireless communication system, the method comprising:receiving an uplink grant for transmitting data on predetermined resources of an uplink carrier;
detecting by carrier sensing whether or not the predetermined resources are available for transmission;
in response to detecting the predetermined resources are available for transmission, transmitting data in the predetermined resources and transmitting a transmission confirmation indication indicating that the data has been transmitted in the predetermined resources; and
in response to detecting the predetermined resources are unavailable for transmission, transmitting the transmission confirmation indication indicating that the data has not been transmitted in the predetermined resources,
wherein the transmission confirmation indication is transmitted in a first set of physical resource blocks that are immediately adjacent to a second set of physical resource blocks, and the second set of physical resource blocks include a demodulation reference signal.