Information processing method and device

Abstract

The preset disclosure provides an information processing method and device. The information processing method is applied to a user equipment (UE) operating in a single registration mode, and includes: receiving assistance information from a first network; initiating an attaching or initial registration procedure according to the assistance information received from the first network when moving between the first network and a second network, the first and second networks utilizing different access technologies.

1 . An information processing method applied to a user equipment (UE) operating in a single registration mode, comprising:
 receiving assistance information from a first network;   initiating an attaching or initial registration procedure according to the assistance information received from the first network when the UE is moving between the first network and a second network, the first and second networks utilizing different access technologies.   
     
     
         2 . The method according to  claim 1 , wherein the step of initiating an attaching or initial registration procedure according to the assistance information received from the first network when the UE is moving between the first network and a second network comprises:
 determining whether the UE in single registration mode can be supported in the first network according to the assistance information received from the first network;   initiating the attaching or initial registration procedure when accessing the second network, if the UE in single registration mode cannot be supported in the first network.   
     
     
         3 . The method according to  claim 2 , wherein the assistance information comprises: NAS level indication or registration mode negotiated on the NAS level;
 the step of determining whether the UE in single registration mode can be supported in the first network according to the assistance information received from the first network comprises:   determining whether the UE in single registration mode can be supported in the first network according to the result or indication of the registration mode negotiation.   
     
     
         4 . The method according to  claim 2 , wherein the assistance information comprises: neighborhood measurement information;
 the step of determining whether the UE in single registration mode can be supported in the first network according to the assistance information received from the first network comprises:   determining that the UE in single registration mode cannot be supported in the first network, if the neighborhood measurement information does not comprise information about any cell of the access technology which the second network utilizes.   
     
     
         5 . The method according to claim I, wherein the step of initiating an attaching or initial registration procedure according to the assistance information received from a first network when the UE is moving between the first network and a second network comprises:
 determining whether an access to the second network is needed according to the assistance information received from the first network;   initiating the attaching or initial registration procedure when accessing the second network, if the access to the second network is needed.   
     
     
         6 . The method according to  claim 5 , wherein the assistance information comprises: an instruction sent by a base station in the first network through an RRC message, the instruction comprising:
 information about cells of the second network; or an indication that switching among different access technologies is not supported; or an instruction of performing a reselection to the second network. -NP   
     
     
         7 . The method according to  claim 6 , wherein the RRC message is an RRC connection release message. 
     
     
         8 . The method according to  claim 7 , wherein the instruction is sent when the first network fails to switch among different access technologies. 
     
     
         9 . The method according to  claim 2 , wherein the assistance information comprises: an instruction sent by a core network in the first network through an NAS message, the instruction comprising:
 an instruction of performing a reselection to the second network.   
     
     
         10 . An information processing method applied to a network-side equipment of a first network, comprising:
 acquiring assistance information;   sending the assistance information to a UE operating in a single registration mode, the UE initiating an attaching or initial registration procedure according to the assistance information received from the first network when moving between the first network and a second network.   
     
     
         11 . The method according to  claim 10 , wherein,
 the assistance information comprises: NAS level indication or registration mode negotiated on the NAS level; or   the assistance information comprises: neighborhood measurement information; or   the assistance information comprises: an instruction sent by a base station in the first network through an RRC message, the instruction comprising: information about cells of the second network; or an indication that switching among different access technologies is not supported; or an instruction of performing a reselection to the second network; or   the assistance information comprises: an instruction sent by a core network in the first network through an NAS message, the instruction comprising: an instruction of performing a reselection to the second network.   
     
     
         12 . The method according to  claim 11 , wherein the RRC message is an RRC connection release message. 
     
     
         13 . The method according to  claim 12 , wherein the instruction sent by the base station in the first network through the RRC message is sent when the first network fails to switch among different access technologies. 
     
     
         14 . A user equipment (UE) operating in a single registration mode, comprising a processor, a storage and a transceiver, wherein the transceiver is configured to receive and send data, and the processor is configured to read a program in the storage to execute the following processes:
 receiving assistance information from a first network by the transceiver:   initiating an attaching or initial registration procedure according to the assistance information received from the first network when the user equipment is moving between the first network and a second network, the first and second networks utilizing different access technologies.   
     
     
         15 . The UE according to  claim 14 , wherein the processor is configured to:
 determine whether the UE in single registration mode can be supported in the first network according to the assistance information received from the first network;   initiate the attaching or initial registration procedure when accessing the second network, if the UE in single registration mode cannot be supported in the first network.   
     
     
         16 . The UE according to  claim 15 , wherein the assistance information comprises: NAS level indication or registration mode negotiated on the NAS level;
 processor is configured to determine whether the UE in single registration mode can be supported in the first network according to the result or indication of the registration mode negotiation; or,   the assistance information comprises: neighborhood measurement information;   the processor is configured to determine that the UE in single registration mode cannot be supported in the first network, if the neighborhood measurement information does not comprise information about any cell of the access technology which the second network utilizes.   
     
     
         17 . (canceled) 
     
     
         18 . The UE according to  claim 14 , wherein the processor is configured to:
 determine whether an access to the second network is needed according to the assistance information received from the first network;   initiate the attaching or initial registration procedure when accessing the second network, if the access to the second network is needed.   
     
     
         19 . The UE according to  claim 18 , wherein the assistance information comprises: an instruction sent by a base station in the first network through an RRC message, the instruction comprising:
 information about a target cell of a different access technology; or   an indication that switching among different access technologies is not supported; or   an instruction of performing a reselection to the second network.   
     
     
         20 - 22 . (canceled) 
     
     
         23 . A network-side equipment of a first network, comprising: a processor, a storage and a transceiver, wherein the processor is configured to read a program in the storage to execute the method according to  claim 10 . 
     
     
         24 . The network-side equipment according to  claim 23 , wherein,
 the assistance information comprises: NAS level indication or registration mode negotiated on the NAS level; or   the assistance information comprises: neighborhood measurement information; or   the assistance information comprises: an instruction sent by a base station in the first network through an RRC message, the instruction comprising: information about cells of the second network; or an indication that switching among different access technologies is not supported; or an instruction of performing a reselection to the second network; or   the assistance information comprises: an instruction sent by a core network in the first network through an NAS message, the instruction comprising: an instruction of performing a reselection to the second network.   
     
     
         25 - 28 . (canceled)