Patent SG-11201407324U-A (SG)
Title: Handling tracking area update reject without extended delay
Inventor: KOSKELA JARKKO
IPC: H04W36/08
Filed: 2013-05-06
Abstract: (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 14 November 2013 (14.11.2013) WIPOIPCT (10) International Publication Number WO 2013/167802 A1 (51) International Patent Classification: H04W36/14 (2009.01) H04W36/08 (2009.01) (21) International Application Number: PCT/FI2013/050492 (22) International Filing Date: 6 May 2013 (06.05.2013) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 61/644,763 9 May 2012 (09.05.2012) US (71) Applicant: NOKIA CORPORATION [FI/FI]; Keila- lahdentie 4, FI-02150 Espoo (FI). (72) Inventors: KOSKELA, Jarkko; Kajuuttapiha 3, FI-90510 Oulu (FI). BERGIUS, Hannu; Vesakuja 1 A 1, FI-36200 Kangasala (FI). KAIKKONEN, Jorma; Kuuselantie 8, FI- 90800 Oulu (FI). LAUKKANEN, Ari; Pikkulinnunkuja 3 B, FI-02660 Espoo (FI). (74) Agents: NOKIA CORPORATION et al.; IPR Depart­ ment, Jussi Jaatinen, Keilalahdentie 4, FI-02150 Espoo (FI). (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, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, [Continued on next page] (54) Title: HANDLING TRACKING AREA UPDATE REJECT WITHOUT EXTENDED DELAY Receive RRC wmweikxs te&tmz tea-action 'Sow eHB sftsr TAU „&K> #39 i ®R.C CoixsaeSo# retessse «a» r\"2L.- HAS AtfSCh SteqSKSt eStsi RRC €wisi«ciii>« U. tsfeasssd J (57) Abstract: A method, apparatus and computer program product are de­ scribed for reducing delay when making a network connection between user equipment (UE) and a network node when a tracking area update (TAU) re­ quest has been deniedduring LTE reselection. Following a revised signaling protocol, UE a can avoid activation of a NAS Attach Retry timer and move directly to establishing connection a to the network, reducing the UE commu­ nications delay from about eleven seconds to less than one second. tegia Random Assess Sibling mmtk eoBseetkm WO 2013/167802 A11 lllll llllllll II llllll III lllll lllll lllll III III III lllll lllll lllll llll llll lllll lllllll llll llll 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, 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, 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, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3))