Patent SG-11201808442S-A (SG)
Title: Reducing latency in physical channels in an lte network
Inventor: LEE MOON-IL
IPC: H04W72/04
Filed: 2017-03-30
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property -, Organization 111111110111101110101011111010111110111010111111011010111011111111101111011111 International Bureau .. .... ..Yejd (10) International Publication Number (43) International Publication Date ..... ...r .....1 WO 2017/173177 Al 5 October 2017 (05.10.2017) IN I PO I P CT (51) International Patent Classification: H04W 72/04 (2009.01) (21) International Application (22) International Filing Date: (25) Filing Language: (26) Publication Language: (30) Priority Data: 62/315,490 30 March 62/334,888 11 May 2016 (11.05.2016) 62/377,181 19 August (71) Applicant: INTERDIGITAL INC. [US/US]; 200 Bellevue ington, Delaware 19809 (US). (72) Inventors: LEE, Moon-il; Floor, South Wing, Melville, New York 11747-4508 (US). _ STERN-BERKOWITZ, (74) Agent: MCMICHAEL, Wesley T.; Volpe and Koenig, P.C., 30 S. 17th Street, United Plaza, Suite 1800, Phil- adelphia, Pennsylvania 19103 (US). Number: PCT/US2017/025196 (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, 30 March 2017 (30.03.2017) BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, English DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, English KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, 2016 (30.03.2016) US NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, US RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, 2016 (19.08.2016) US TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. PATENT HOLDINGS, Parkway, Suite 300, Wilm- (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, 2 Huntington Quadrangle, 4th TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, Janet A.; 2 Huntington Quad- DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, Melville, New York 11747- LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, 2 Huntington Quadrangle, 4th SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, New York 11747-4508 (US). GW, KM, ML, MR, NE, SN, TD, TG). 1000 Sherbrooke Street West, H3A 3G4 (CA). BELURI, Published: Quadrangle, 4th Floor, South, — with international search report (Art. 21(3)) (US). Quebec — rangle, 4th Floor, South Wing, _ 4508 (US). BALA, Erdem; Floor, South, Melville, HAGHIGHAT, Afshin; 10th Floor, Montreal, _ _ Mihaela C.; 2 Huntington = Melville, New York 11747-4508 = = = = = = = = IN PHYSICAL Subtract e n • • • CHANNELS IN AN LTE SU bframe n+k NETWORK Subfrarne n+k+1 (54) Title: REDUCING LATENCY = sPDCCH sPDCCH #0 sPDCCH #1 s rCCH #2 sPDCCH #3 SPCCCH #4 sPDCCH #5 (1502) (UL Grant) Il sPUSCH (1510) IN Il en IN 1-1 IN 1-1 (57) : A wireless transmit downlink control channel (sPDCCH) receive unit (WTRU) may monitor downlink short transmission The sPDCCH region. may be sPLISCH #0 sPUSCH #1 SPUSCCH #2 The WTRU may determine I 1500 FIG.15 determined based on I sPDCCH a WTRU-specific time intervals (sTTIs) for a sTTI region from a set of candidate sPD- parameter. the N physical CCH regions for an uplink grant.