US 12,132,592 B2
Low PAPR DMRS and low inter-cell interference for DFT-spread OFDM
Alphan Sahin, Westbury, NY (US); Moon-il Lee, Melville, NY (US); and Rui Yang, Greenlawn, NY (US)
Assigned to INTERDIGITAL PATENT HOLDINGS, INC., Wilmington, DE (US)
Appl. No. 17/419,322
Filed by INTERDIGITAL PATENT HOLDINGS, INC., Wilmington, DE (US)
PCT Filed Dec. 31, 2019, PCT No. PCT/US2019/069101
§ 371(c)(1), (2) Date Jun. 29, 2021,
PCT Pub. No. WO2020/142513, PCT Pub. Date Jul. 9, 2020.
Claims priority of provisional application 62/793,827, filed on Jan. 17, 2019.
Claims priority of provisional application 62/792,227, filed on Jan. 14, 2019.
Claims priority of provisional application 62/787,647, filed on Jan. 2, 2019.
Prior Publication US 2022/0094583 A1, Mar. 24, 2022
Int. Cl. H04L 5/00 (2006.01); H04J 13/14 (2011.01); H04L 27/26 (2006.01)
CPC H04L 27/2613 (2013.01) [H04J 13/14 (2013.01); H04L 27/262 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A wireless transmit/receive unit (WTRU) comprising:
a processor configured to determine a sequence, from a set of sequences comprising 0 0 0 0 0 0 1 1 0 1 1 0, 0 0 0 0 0 1 0 0 0 1 1 1 and 0 0 0 0 0 1 1 1 0 1 1 1; and
a transmitter configured to transmit a demodulation reference signal (DMRS) derived from the determined sequence.