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1. (WO2016101457) TERMINAL AND TERMINAL CALL SOFT SWITCHING METHOD
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2016/101457    International Application No.:    PCT/CN2015/077197
Publication Date: 30.06.2016 International Filing Date: 22.04.2015
IPC:
H04L 29/06 (2006.01)
Applicants: ZTE CORPORATION [CN/CN]; ZTE Plaza, Keji Road South Hi-Tech Industrial Park Nanshan Shenzhen, Guangdong 518057 (CN)
Inventors: LI, Jianing; (CN).
WANG, Xiaoyan; (CN).
ZHANG, Jianlong; (CN)
Agent: AFD CHINA INTELLECTUAL PROPERTY LAW OFFICE; Suite B 1601A, 8 Xue Qing Rd. Haidian Beijing 100192 (CN)
Priority Data:
201410815725.6 23.12.2014 CN
Title (EN) TERMINAL AND TERMINAL CALL SOFT SWITCHING METHOD
(FR) TERMINAL ET PROCÉDÉ DE COMMUTATION DOUCE D'APPEL DE TERMINAL
(ZH) 一种终端及终端呼叫软切换的方法
Abstract: front page image
(EN)A terminal and a terminal call soft switching method, comprising the following steps: when a terminal sends out an INVITE message to a current registered first server but receives no response, the terminal retransmitting the INVITE message to the first server according to a retransmission interval time; when the number of retransmission times of the INVITE message is greater than a pre-set value and no response has been received from the first server, the terminal sending a registration message to a second server; and after the terminal is registered to the second server, the terminal sending the INVITE message to the second server.
(FR)L'invention concerne un terminal et un procédé de commutation douce d'appel de terminal comprenant les étapes suivantes : lorsqu'un terminal envoie un message INVITATION à un premier serveur enregistré courant, mais ne reçoit pas de réponse, le terminal retransmet le message INVITATION au premier serveur en fonction d'un temps d'intervalle de retransmission; lorsque le nombre de retransmissions du message INVITATION est supérieur à une valeur prédéfinie et qu'aucune réponse n'a été reçue en provenance du premier serveur, le terminal envoie un message d'enregistrement à un second serveur; et après enregistrement du terminal auprès du second serveur, le terminal envoie le message INVITATION au second serveur.
(ZH)一种终端及终端呼叫软切换的方法,包括以下步骤:当终端向当前注册的第一服务器发出INVITE消息未得到响应时,所述终端根据重传间隔时间向所述第一服务器重传所述INVITE消息;当所述INVITE消息的重传次数大于预设值,且未得到所述第一服务器的应答时,所述终端向第二服务器发送注册消息;当所述终端注册至所述第二服务器后,所述终端将所述INVITE消息发送至所述第二服务器。
Designated States: 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, IR, IS, JP, KE, KG, KN, KP, KR, 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.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (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)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG).
Publication Language: Chinese (ZH)
Filing Language: Chinese (ZH)