Patent SG-11201907091P-A (SG)
Title: Intra-prediction mode propagation
Inventor: ZHANG KAI
IPC: H04N19/105
Filed: 2018-03-21
Abstract: ReferenceBlock INTRA- PREDICTION MODE 326 ( 320 300 ( -310 INTRA- PREDICTION MODE ( 316 314 MV 302 r312 ( -322 Reference Block 2 (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 27 September 2018 (27.09.2018) WIP0 I PCT 011101 V III o Ho (10) International Publication Number WO 2018/175520 Al (51) International Patent Classification: H04N 19/105 (2014.01) H04N 19/593 (2014.01) H04N 19/139 (2014.01) H04N 19/11 (2014.01) H04N 19/176 (2014.01) H04N 19/463 (2014.01) (21) International Application Number: PCT/US2018/023465 (22) International Filing Date: 21 March 2018 (21.03.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/475,149 22 March 2017 (22.03.2017) US 15/926,550 20 March 2018 (20.03.2018) US (71) Applicant: QUALCOMM INCORPORATED [US/US]; ATTN: International IP Administration, 5775 Morehouse Drive, San Diego, California 92121-1714 (US). (72) Inventors: ZHANG, Kai; 5775 Morehouse Drive, San Diego, California 92121-1714 (US). CHEN, Jianle; 10756 Corte De Tiburon, San Diego, California 92130 (US). LI, Xiang; 10574 Gaylemont Lane, San Diego, California 92130 (US). KARCZEWICZ, Marta; 5775 Morehouse Drive, San Diego, California 92121-1714 (US). (74) Agent: EVANS, Matthew J.; Shumaker & Sieffert, PA., 1625 Radio Drive, Suite 100, Woodbury, Minnesota 55125 (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. (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, (54) Title: INTRA-PREDICTION MODE PROPAGATION Reference Frame 300 Current Frame Reference Frame 320 O N 1-1 (57) : A method of decoding video data, including receiving a first block of video data encoded using an inter-prediction mode associating a first intra-prediction mode with the first block of video data, wherein the first intra-prediction mode is associated with a 0 second block of video data, and determining a second intra-prediction mode for a neighbor block of video data based at least in part N on the first intra-prediction mode. C [Continued on next page] FIG. 12 WO 2018/175520 Al MIDEDIM011111 11111111EIDIOMMIE111111111111111101111111111111111111 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))