SG11201909042QA - Trajectory estimation system and method - Google Patents

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 04 October 2018 (04.10.2018) W I PO I PCT onion °nolo onoiol lion° iflo oimIE (10) International Publication Number WO 2018/182528 Al (51) International Patent Classification: GO1S 19/26 (2010.01) GO1C 21/30 (2006.01) (21) International Application Number: PCT/SG2018/050157 (22) International Filing Date: 29 March 2018 (29.03.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 10201702701X 31 March 2017 (31.03.2017) SG (71) Applicant: AGENCY FOR SCIENCE, TECHNOLO- GY AND RESEARCH [SG/SG]; 1 Fusionopolis Way, #20-10, Connexis North Tower, Singapore 138632 (SG). (72) Inventors: WANG, Lei; c/o PKM, Institute for Info- comm Research, 1 Fusionopolis Way, #21-01 Connexis (South Tower), Singapore 138632 (SG). PATHMASUN- THARAM, Jaya Shankar; c/o PKM, Institute for Info- comm Research, 1 Fusionopolis Way, #21-01 Connexis (South Tower), Singapore 138632 (SG). ANG, Chee Wei; c/o PKM, Institute for Infocomm Research, 1 Fusionopolis Way, #21-01 Connexis (South Tower), Singapore 138632 (SG). (74) Agent: DONALDSON & BURKINSHAW LLP; 24 Raf- fles Place, #15-00 Clifford Centre, Singapore 048621 (SG). (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, (54) Title: TRAJECTORY ESTIMATION SYSTEM AND METHOD 200 212 <- 1 Raw IMO pate 214 ClpenftveMaid iMU Feature Extractian 216 Gerse e:ARAY 1 tr•aied7dry oandtdma, 81884.1 matening netweFff. and Man in 208 Extr 8 206 Map Feature t. Runk ..caledory zanditiatas . midae.a 218 210 d Map data 00 00 O O 202 204 FIG. 2 (57) : A trajectory estimation system for a vehicle and a method for estimating a trajectory of a vehicle are provided, the system comprises, a map feature module comprising one or more map features, each map feature being an instance of a deviation from a substantially straight path on a map; a vehicle movement data module comprising one or more travel features, each travel feature being an instance of a deviation from a substantially straight path, the one or more travel features being obtained from movement data of the vehicle; a processing module configured to match each travel feature with the one or more map features and to generate one or more trajectory candidates based on the one or more travel features; and wherein the processing module is further configured to identify a final trajectory candidate from the generated one or more trajectory candidates. [Continued on next page] WO 2018/182528 Al MIDEDIMOMOIDEIREE31110111111101fiNin 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). 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))