Patent SG-11201811756Y-A (SG)
Title: Method and apparatus for secondary base station mobility
Inventor: KUBOTA KEIICHI
IPC: H04W36/00
Filed: 2017-08-12
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) -., (19) World Intellectual Property 1111114110111010101111101 110 1 01011111 00111111101 MO 1111 11110 MAMIE Organization International Bureau (10) International Publication Number (43) International Publication Date .....'\"' WO 2018/034997 Al 22 February 2018 (22.02.2018) WIP0 I PCT (51) International Patent Classification: (72) Inventors: KUBOTA, Keiichi; c/o Qualcomm Incorporat- H04W 36/00 (2009.01) H04W 76/02 (2009.01) ed, 5775 Morehouse Drive, San Diego, CA 92121-1714 (21) (US). HORN, Gavin, Bernard; c/o Qualcomm Incorpo- International Application Number: PCT/US2017/046652 rated, 5775 Morehouse Drive, San Diego, CA 92121-1714 (US). GHOLMIEH, Aziz; c/o Qualcomm Incorporated, (22) International Filing Date: 5775 Morehouse Drive, San Diego, CA 92121-1714 (US). 12 August 2017 (12.08.2017) LEE, Soo Bum; c/o Qualcomm Incorporated, 5775 More- house Drive, San Diego, CA 92121-1714 (US). OZTURK, (25) Filing Language: English Ozcan; c/o Qualcomm Incorporated, 5775 Morehouse Dri- (26) Publication Language: English ye, San Diego, CA 92121-1714 (US). GUPTA, Ajay; c/ (30) Priority Data: o Qualcomm Incorporated, 5775 Morehouse Drive, San Diego, CA 92121-1714 (US). 62/374,753 13 August 2016 (13.08.2016) US 62/374,807 13 August 2016 (13.08.2016) US (74) Agent: GELFOUND, Craig, A. et al.; c/o Arent Fox LLP, 62/374,797 13 August 2016 (13.08.2016) US 1717 K Street NW, Washington, DC 20006-5344 (US). 15/675,540 11 August 2017 (11.08.2017) US (81) Designated States (unless otherwise indicated, for every (71) Applicant: QUALCOMM INCORPORATED [US/US]; kind of national protection available): AE, AG, AL, AM, ATTEN: International IP Administration, 5775 Morehouse AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, Drive, San Diego, CA 92121-1714 (US). 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, = (54) Title: METHOD AND APPARATUS FOR SECONDARY BASE STATION MOBILITY = moo _ 506 ..--. 4 502 1002 1004 1008 1006 ? ? ? r _?_ _?_ UE M-NB S -NB I S-NB2 GW MME = 0. Connections established with M-NB and S-NB1 RACConnectionReconfiguration (measurement 4 configivation of S-NB associated RAT) — la. RACConnectionRcconfigurationComplete ► lb. Mcasumnandlcporl (S-NB RAT cell measured results) ► 2. S-NB addition = , is determined ,3 Randover Row., = (SCGContfigofo, M-NB info l — 4— 4. S-NB lange Request (S-NB TNL info) - 4a. S-NB Chinge Request Acknowlege , = (S-K. )t , SCG-Count, Me) W 1912, RILCConnReconfiguration 5 Handover Request Acknowledge — .4— (HO conumind to S-NB2) — (S NB SCG Confb,) = 6a. Radio linketup with S-NB2 cell = 6b. RRCConn.ReconfigurationC mplete ► 6c. S-NB Change Complete — = 7. SN Status Transfer _ o = 7a. Data forwarding = - - 8. E-RAB Modificati l on Indication - L 4-8a. Bearcr Modification* Sb. End [Marker Packet — I - 1-1 FIG. 10 4- 8c. E-RAB Modification Confirmation -9. UE Contaxt Ftcicase-11 IN C:7 C:7 71' (57) : The apparatus for wireless communication includes a processing system. The processing system is configured to establish \"\") a first radio link with a master base station, establish a second radio link with a first cell associated with a secondary base station, 0 ---- wherein the second radio link comprises a SRB, receive a RRC connection reconfiguration signal from the second radio link SRB to c)1: 1-1 enable measurement reports associated with the second radio link, and provide a measurement report to the secondary base station c;;;;) associated with the second radio link using the second radio link SRB. N C [Continued on next page] WO 2018/034997 Al MIDEDIMOMOIDEIREIDIONIIIHRUDERVOIMIE 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). Published: — with international search report (Art. 21(3))