US 12,081,383 B2
Coexistence of OFDM and on-off keying (OOK) signals in WLAN
Alphan Sahin, Westbury, NY (US); Oghenekome Oteri, San Diego, CA (US); Hanqing Lou, Syosset, NY (US); Xiaofei Wang, Cedar Grove, NJ (US); Li Hsiang Sun, San Diego, CA (US); Rui Yang, Greenlawn, NY (US); and Frank La Sita, Setauket, NY (US)
Assigned to InterDigital Patent Holdings, Inc., Wilmington, DE (US)
Filed by InterDigital Patent Holdings, Inc., Wilmington, DE (US)
Filed on Oct. 12, 2021, as Appl. No. 17/499,563.
Application 17/499,563 is a continuation of application No. 16/611,187, granted, now 11,146,440, previously published as PCT/US2018/031099, filed on May 4, 2018.
Claims priority of provisional application 62/502,382, filed on May 5, 2017.
Prior Publication US 2022/0109600 A1, Apr. 7, 2022
Int. Cl. H04L 27/26 (2006.01); H04L 5/00 (2006.01)
CPC H04L 27/2697 (2013.01) [H04L 5/0007 (2013.01); H04L 5/0053 (2013.01); H04L 27/26035 (2021.01); H04L 27/2613 (2013.01); H04L 27/2636 (2013.01); H04L 27/2666 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A station (STA) comprising:
a processor and a transmitter configured to transmit a first 802.11 protocol data unit (PDU) including a first cyclic prefix (CP) portion;
the processor and the transmitter configured to transmit a second 802.11 protocol PDU concurrently with the transmission of the first 802.11 PDU, the second 802.11 protocol PDU including a second CP portion, wherein the transmission of the first 802.11 protocol PDU and the transmission of the second 802.11 protocol PDU are at least quasi-orthogonal based on a length of the first CP portion and a length of the second CP portion.