Patent SG-11201903311X-A (SG)
Title: Enhanced multimedia call control in next generation mobile communication systems
Inventor: HUANG-FU CHIEN-CHUN
IPC: H04W36/14
Filed: 2017-11-09
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property 111111101111011101 HIM 011010011111111111111111111H111111111111111111111 Organization International Bureau (10) International Publication Number (43) International Publication Date .....0\"\"\" WO 2018/086551 Al 17 May 2018 (17.05.2018) WIPO I PCT _ (51) (21) (22) (25) Filing Language: (26) (30) (71) (72) International Patent Classification: JHENG, Yu-Syuan; No. 1, Dusing Rd. 1st, Science-Based H04W 4/06 (2009.01) H04W 36/14 (2009.01) Industrial Park, Hsin-Chu, Taiwan 300 (CN). International Application Number: (74) Agent: BEIJING SANYOU INTELLECTUAL PROP- PCT/CN2017/110075 ERTY AGENCY LTD.; 16th Fl., Block A, Corporate International Filing Date: Square, No. 35 Jinrong Street, Beijing 100033 (CN). 09 November 2017 (09.11.2017) (81) Designated States (unless otherwise indicated, for every English kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, Publication Language: English CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, Priority Data: 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, 62/419,953 09 November 2016 (09.11.2016) US KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, Applicant: MEDIATEK INC. [CN/CN]; No. 1, Dusing MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, Rd. 1st, Science-Based Industrial Park, Hsin-Chu, Taiwan OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, 300 (CN). 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. Inventors: HUANG-FU, Chien-Chun; No. 1, Dusing Rd. 1st, Science-Based Industrial Park, Hsin-Chu, Taiwan 300 (84) Designated States (unless otherwise indicated, for every (CN). SEBIRE, Guillaume; Elektroniikkatie 16, Oulu (FI). 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, = = Title: ENHANCED : A network During an voice over PS procedure. However, is not supported because the network is not able to provide core network. The supports IMS VoPS. (54) in proposed. S C registration MULTIMEDIA CALL CONTROL IN NEXT GENERATION MOBILE COMMUNICATION SYSTEMS TION _ - TION \ TliN r no APPLICATION SERVERS (IMS) 106 setup in a next generation system (5GS) is an indication to a UE indicating whether is supported, the UE triggers an IMS the UE may be in conditions where voice over the current serving cell connected to that the UE is handover to a target cell = _ = = UE attach session network 102 E-UTRAN 107 , i ,e \\ .4,tA. _ __IP CONNEI 4 1 ' 'Z''''''''%•.,„ \\ i** -- --- ,. 1 , , \ 4Z. ‹ i / 011 1 / \ \ i / (. IP CONN 1 103 NG RAN 108 \ ' 1P-OONNEI _ 111 RADIO ACCESS NETWORK -based solution of supporting IP or registration area update procedure, a serving base station is supported or not. Upon receipt when an MO/MT call happens, then triggers a RAT change FIG. multimedia #3 #2 #1 1 of the the a or a EPS .... ...-• ..-- '.... call sends IMS VoPS that VoPS such — = = --------- EPC LQA — = = — — = --- — — -- 5GC, • -•\" 105 = = CORE NETWORK 112 subsystem (IMS) indication that network determines successful IMS fallback procedure = _ ,-, 1-1 (57) kin A> IMS ----. service GC 5G 1-1 © that N O [Continued on next page] WO 2018/086551 Al MIDEDIMOMOIDEIREEMOOMMEIHM11111111111111111111111 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, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, SK, SM, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3))