SG11201909118UA - Signal modification via phase or frequency shifting - Google Patents

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 15 November 2018 (15.11.2018) WIPO I PCT ill 01111110111010100111 °nolo Holommionolomoinvilloo# (10) International Publication Number WO 2018/208922 A3 (51) International Patent Classification: H04L 1/08 (2006.01) H04 TY 72/08 (2009.01) H04 TY 72/04 (2009.01) H04 TY 74/08 (2009.01) (21) International Application Number: PCT/US2018/031810 (22) International Filing Date: 09 May 2018 (09.05.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/504,451 10 May 2017 (10.05.2017) US 15/973,848 08 May 2018 (08.05.2018) US (71) Applicant: QUALCOMM INCORPORATED [US/US]; Attn: International IP Administration, 5775 Morehouse Dri- ve, San Diego, California 92121-1714 (US). (72) Inventors: WANG, Xiao Feng; 5775 Morehouse Drive, San Diego, California 92121 (US). RICO ALVARINO, Alberto; 5775 Morehouse Drive, San Diego, California 92121 (US). (74) Agent: NGUYEN, Thuc B. et al.; Haynes And Boone, LLP, 2323 Victory Avenue, Suite 700, Dallas, Texas 75219 (US). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, 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, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, 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, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. = (54) Title: SIGNAL MODIFICATION VIA PHASE OR FREQUENCY SHIFTING 900 FIG. 9 It / ( -910 Apply, by a first wireless communication device, a scrambling sequence associated with a cell to a set of symbol groups in a repetition V 920 Transmit, by the first wireless communication device to a second wireless communication device associated with the cell, the set of symbol groups after the scrambling sequence is applied to the set of symbol groups (57) : An example method of wireless communication includes applying, by a first wireless communication device, a scram- bling sequence associated with a cell to a set of symbol groups in a repetition. The method also includes transmitting, by the first cc O 013 1-1 wireless communication device to a second wireless communication device associated with the cell, the set of symbol groups after the by a first wireless communication device, a frequency shift associated with a cell to a set of symbol groups in a repetition. The method also includes transmitting, by the first wireless communication device to a second wireless communication device associated with the scrambling sequence is applied to the set of symbol groups. Another example method of wireless communication includes applying, cell, the set of symbol groups after the frequency shift is applied to the set of symbol groups. O O [Continued on next page] WO 2018/208922 A3 MIDEDIMOMOIDEIRDERIO 0101011111110111010111 HIDE ill 00# (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: with international search report (Art. 21(3)) before the expiration of the time limit for amending the claims and to be republished in the event of receipt of amendments (Rule 48.2(h)) (88) Date of publication of the international search report: 21 February 2019 (21.02.2019)