Sidelink resource sensing using feedback channels
AssigneeInterDigital Patent Holdings, Inc.
InventorsChunxuan Ye, Fengjun Xi, Kyle Jung-Lin Pan
Life of this patent
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AssigneeInterDigital Patent Holdings, Inc.
InventorsChunxuan Ye, Fengjun Xi, Kyle Jung-Lin Pan
Estimating the term…
A WTRU may select sidelink unicast or groupcast to transmit data. If the WTRU selects sidelink unicast, the WTRU may select to use HARQ ACK/NACK feedback for the transmission. If the WTRU selects sidelink groupcast, either HARQ NACK or HARQ ACK/NACK may be selected depending upon one or more factors. The WTRU may select HARQ NACK or HARQ ACK/NACK depending upon one or more of: a number of WTRUs to receive the data; a condition of a channel associated with transmission; or a quality of service associated with transmission. The WTRU may select a first or second PSFCH format for feedback based upon one or more factors. The WTRU may select a first or second PSFCH format based upon one or more of: the selected sidelink unicast or groupcast; the selected HARQ NACK or HARQ ACK/NACK feedback; or a quality of service associated with the transmission.
A method, implemented in a first wireless transmit and receive unit (WTRU), comprising:
A first wireless transmit/receive unit (WTRU) comprising a processor, a transceiver unit, and a storage unit, the WTRU configured to:
Dependencies are inferred from the claim text.