Patent SG-11201900310R-A (SG)
Title: Declaring quasi co-location among multiple antenna ports
Inventor: ISLAM MUHAMMAD NAZMUL
IPC: H04W72/04
Filed: 2017-07-31
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property 111111111111111111 11111111110111110100111111011111111111111111101111111011110111111 Organization International Bureau (10) International Publication Number (43) International Publication Date .....0\"\" WO 2018/038872 Al 01 March 2018 (01.03.2018) WI P01 PCT (51) International Patent Classification: Sundar; c/o QUALCOMM INCORPORATED, 5775 H04B 7/024 (2017.01) HO4L 5/00 (2006.01) Morehouse Drive, San Diego, California 92121-1714 (US). H04W 72/04 (2009.01) JI, Tingfang; c/o QUALCOMM INCORPORATED, 5775 Morehouse Drive, San Diego, California 92121-1714 (US). (21) International Application Number: ZHANG, Yu; c/o QUALCOMM INCORPORATED, 5775 PCT/US2017/044696 Morehouse Drive, San Diego, California 92121-1714 (22) International Filing Date: (US). ABEDINI, Navid; c/o QUALCOMM INCORPO- 31 July 2017 (31.07.2017) RATED, 5775 Morehouse Drive, San Diego, California 92121-1714 (US). SADIQ, Bilal; c/o QUALCOMM IN- (25) Filing Language: English CORPORATED, 5775 Morehouse Drive, San Diego, Cali- (26) Publication Language: English fornia 92121-1714 (US). SAMPATH, Ashwin; c/o QUAL- (30) Priority Data: COMM INCORPORATED, 5775 Morehouse Drive, San Diego, California 92121-1714 (US). 62/378,154 22 August 2016 (22.08.2016) US 62/378,637 23 August 2016 (23.08.2016) US (74) Agent: HODGES, Jonas J. et al.; c/o ARENT FOX LLP, 15/443,449 27 February 2017 (27.02.2017) US 1717 K Street NW, Washington, District of Columbia 20006-5344 (US). (71) Applicant: QUALCOMM INCORPORATED [US/US]; ATTEN: International IP Administration, 5775 Morehouse (81) Designated States (unless otherwise indicated, for every Drive, San Diego, California, US 92121-1714 (US). kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, (72) Inventors: ISLAM, Muhammad Nazmul; c/o QUAL- CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, COMM INCORPORATED, 5775 Morehouse Drive, San — DZ, EC, EE, EG, ES, FF GB, GD, GE, GH, GM, GT, HN, = Diego, California 92121-1714 (US). SUBRAMANIAN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, _ _ (54) Title: DECLARING QUASI CO-LOCATION AMONG MULTIPLE ANTENNA PORTS = 400 = = information = QCL 406 ! Signals from = — the set of antenna ports 408> feedback 410 CV 404 402 4 QCL First set of reference signals 412 = Second = set of reference signals 414 — > = C On r, fin whet her Determine a set the antenna ports = antenna ports that are QCL are QCL Il ei IN co FIG. 4 co M © - 0 - - t . (57) : Antenna ports on wireless devices may be QCL. QCL antenna ports may be useful in improving channel statistics 1 -1 related to the antenna ports. UEs and base stations may be able to determine candidate QCL ports, transmit information identifying 0 the candidate QCL ports, and receive feedback indicating whether the candidate QCL ports are QCL at the receiving device such as ei a UE or a base station. C [Continued on next page] WO 2018/038872 Al MIDEDIMOMOIDEIREEHHOMMOMOMMOVOIS 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. (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). Declarations under Rule 4.17: — as to applicant's entitlement to apply for and be granted a patent (Rule 4.17(ii)) — as to the applicant's entitlement to claim the priority of the earlier application (Rule 4.17(iii)) Published: — with international search report (Art. 21(3))