Patent SG-11201902008P-A (SG)
Title: Waveform-dependent random access channel procedure
Inventor: LY HUNG
IPC: H04W74/08
Filed: 2017-10-26
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) -., (19) World Intellectual Property 1111111111110111111 HO I1111 01110100111111111110111011111111111111111111111111111 Organization International Bureau (10) International Publication Number (43) International Publication Date ......'\"' WO 2018/081385 Al 03 May 2018 (03.05.2018) W I PO I PCT (51) International Patent Classification: (81) Designated States (unless otherwise indicated, for every H04W 74/00 (2009.01) H04L 1/00 (2006.01) kind of national protection available): AE, AG, AL, AM, H04W 74/08 (2009.01) AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, (21) International Application Number: CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, PCT/US2017/058473 DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, (22) International Filing Date: KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, 26 October 2017 (26.10.2017) MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, (25) Filing Language: English SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, (26) Publication Language: English TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (30) Priority Data: (84) Designated States (unless otherwise indicated, for every 62/413,314 26 October 2016 (26.10.2016) US kind of regional protection available): ARIPO (BW, GH, 15/793,223 25 October 2017 (25.10.2017) US GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, (71) Applicant: QUALCOMM INCORPORATED [US/US]; TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, Attn: International IP Administration, 5775 Morehouse Dri-EE, ES, FL FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, ye, San Diego, California 92121-1714 (US). MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, (72) Inventors: LY, Hung; 5775 Morehouse Drive, San Diego, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, _ California 92121-1714 (US). XU, Hao; 5775 Morehouse KM, ML, MR, NE, SN, TD, TG). Drive, San Diego, California 92121-1714 (US). CHEN, — Wanshi; 5775 Morehouse Drive, San Diego, California Published: = 92121-1714 (US). — with international search report (Art. 21(3)) = Agent: KARREN, J., Scott; Holland & Hart LLP, P.O. (74) Box 11583, Salt Lake City, Utah 84147 (US). = Title: WAVEFORM-DEPENDENT RANDOM ACCESS CHANNEL PROCEDURE (54) (57) : Techniques are described for wireless communication. A method for wireless isos rjpo communication at a user equipment (UE) includes receiving an indication of at least one Receive an indication of at least one receive oapabilay of a neck ork access des me ,-, receive capability of a network access device; transmitting a first message of a random access channel (RACH) procedure; receiving a random access response (RAR) message in response to transmitting the first message; and interpreting the RAR message according to a format = 1 = Identify, based at least in part on Ihe indication, a — CP-OFIAT waveform lecewe capability and a discrete Fourier transform spread orthogonal ,,,,,, ,t , t based at least in part on the received indication. A method for wireless communication at a = frequency division multmlexing(DFT-s-OFDM) waveform receive capability of Me network access device network access device includes transmitting an indication of at least one receive capability of the network access device; receiving, from a UE, a first message of a RACH procedure; — = 1 Isla and transmitting a RAR message to the UE in response to receiving the first message. The - ,-, = Transmit a first message of a random access channel (RACH) procedure RAR message has a format based at least in part on the at least one receive capability of the = = 1 network access device. Receive a random access response (RAR) message , 52° In response to transmittine the first message = I5^` 5 Determine a type of uplink resource assignment included in the RAR message based at least in part on a second indication included in the RAR ,. — message 11 I sage .4 Interpret the RAR message =condi. to a founat kr) based at least in part on the renewedindication, including interpreting an uplink resource 1530 '— GC VnTd'b7dc\"befdtqlliIrCARrte= en 11 1 GC Transmit, basal at Mast in part on the uplink © resource assignment included m The RAR message, J535 \g last ' 17g, op:P I I N T7971 , ? t: tti ' n GC . combination thes ! oci 11 FIG. 15 el C