Abstract: A method and system for transferring user equipment (UE) in a mobile communication system are disclosed. According to the method, a source core (CN) network determines to transfer a UE that it serves and sends a transfer instruction carrying UE transfer restriction information to the UE; an access network receives a transfer request that is sent by the UE according to the restriction information carried in the transfer instruction; the access network selects a target CN entity that is different from the source CN entity for the UE; and the UE is transferred to the target CN entity. The method and system provided by the disclosure are applicable to user transferring between CN entities in any communication network. The transferring is initiated by a network side entity, and a more preferable CN entity is selected for the UE to provide a better service.

Abstract: The present invention discloses a method for obtaining an Internet protocol header replacement mapping, which belong to the field of communications technologies. The method includes: obtaining, by a network node, fixed IP header information which is bound to a UE, where the network node is an MME or an eNB or a PGW or an SGW; establishing an IP header replacement mapping according to the fixed IP header information, where the IP header replacement mapping is correspondence between the fixed IP header information and an index or a bearer; and performing data transmission with the UE according to the IP header replacement mapping. In the present invention, the network node establishes the IP header replacement mapping according to the obtained fixed IP header information which is bound to the UE, the method is more flexible.

Abstract: An account authentication method performed at a server, including: receiving a login request sent by an initiating terminal; searching, among binding relationships between initiating terminal identifiers, authentication terminal identifiers, and registered biological characteristic information according to the first terminal's identifier, a matching target binding relationship; when found, sending an authentication request to an authentication terminal corresponding to an authentication terminal identifier; receiving biological characteristic information that is sent by the authentication terminal, and determining, through comparison, whether the biological characteristic information is consistent with registered biological characteristic information included in the target binding relationship; and if so, authenticating the login request.

Abstract: A method of bearer deletion is provided to improve the universality of the bearer deletion process. The method includes: receiving, by the original intermediate NE, the cancellation type indication parameter sent by the HSS, and deleting the bearer between the serving gateway (S-GW) and a packet data network gateway (P-GW), if the original intermediate network element obtains an attach type according to the cancellation type indication parameter indicating an attach type and a corresponding bearer exists on the original intermediate NE. This method helps efficiently improve the universality of the bearer deletion flow.

Abstract: A method, an apparatus, and a system for implementing alarm event handling. The method includes: acquiring, by a first NodeB eNB, alarm event EM information reported by a user terminal UE; sending, by the first eNB, an EM notification that includes the EM information to at least one eNB that needs to be notified of the EM information, so that the at least one eNB sends the EM notification to a UE of the at least one eNB; and sending, by the first eNB, the EM notification that includes the EM information to a UE of the first eNB. By using the method, the apparatus, and the system according to the embodiments of the present invention, a signaling interaction process for alarm event handling in an emergency case is shortened, thereby greatly shortening a communications delay of a cellular network communications system and greatly reducing system load.

Abstract: A method and system for transferring user equipment (UE) in a mobile communication system are disclosed. According to the method, a source core (CN) network determines to transfer a UE that it serves and sends a transfer instruction carrying UE transfer restriction information to the UE; an access network receives a transfer request that is sent by the UE according to the restriction information carried in the transfer instruction; the access network selects a target CN entity that is different from the source CN entity for the UE; and the UE is transferred to the target CN entity. The method and system provided by the disclosure are applicable to user transferring between CN entities in any communication network. The transferring is initiated by a network side entity, and a more preferable CN entity is selected for the UE to provide a better service.

Abstract: A method and device for accessing and obtaining user equipment (UE) context and UE identity are provided. The method for access includes: when a UE accesses a System Architecture Evolution (SAE) network, judging, by a network node, whether a Globally Unique Mobility Management Entity Identifier (GUMMEI) carried by the UE or a Mobility Management Entity Group Identity (MMEGI) in the GUMMEI is allocated or mapped by the SAE network; if the GUMMEI or MMEGI is allocated by the SAE network, selecting, by the network node, a Mobility Management Entity (MME) according to the GUMMEIA network device includes an identity attribute obtaining module and a network resource node allocation module. Therefore, the access of the UE is achieved.

Abstract: A user equipment (UE) communication method, a device, and a communications system are provided. A first UE sends a notification message to a cellular network access device, wherein the notification message indicates that the first UE requests to be a beacon device. The first UE receives, from the cellular network access device, a message indicating that the first UE is the beacon device. The first UE sends detection signal, wherein the detection signal is for a second UE to detect the detection signal.

Abstract: Media access control MAC payloads corresponding to a plurality of receiving devices are encapsulated in one MAC packet data unit (MU), where the MAC PDU includes a header, the MAC payloads and identification information of each receiving device in the plurality of receiving devices; and the header includes a plurality of subheaders, the plurality of subheaders is subheaders respectively corresponding to a MAC payload corresponding to each receiving device, the MAC payload corresponding to each receiving device includes a MAC control element (CE) and/or a MAC service data unit (SDU), and the identification information is used for identifying each receiving device. In the foregoing solutions, transmission of a MAC PDU during multi-user cooperated communication is implemented.

Abstract: A data processing apparatus and method that relate to the field of communications network technologies are provided which are used to solve a problem of how to reduce power consumption of a UE. In embodiments of the present invention, an acquiring module acquires a first maximum downlink delay tolerance (MDDT) sent by a core network entity, and provides the first MDDT to a determining module, where the first MDDT indicates a maximum delay tolerance value corresponding to processing, by the apparatus, downlink data of all services on the apparatus; the determining module determines time information of a first MDDT timer by using the first MDDT; and a changing module changes a UE status according to the time information of the first MDDT timer determined by the determining module or changes a UE status according to time information of a first IST.

Abstract: A method for saving power of UE and a device. The method includes, when determining that downlink data to be sent to UE exists and that the UE is in a power saving mode, recording an event that the downlink data to be sent to the UE exists when the user equipment (UE) is in a power saving mode; and sending, when receiving a tracking area update (TAU) request initiated by the UE, an indication message to the UE, where the indication message is used to indicate that the downlink data to be sent to the UE exists when the UE is in a power saving mode so that the UE obtains the downlink data after setting up a data bearer.

Abstract: A method of bearer deletion is provided to improve the universality of the bearer deletion process. The method includes: receiving, by the original intermediate NE, the cancellation type indication parameter sent by the HSS, and deleting the bearer between the serving gateway (S-GW) and a packet data network gateway (P-GW), if the original intermediate network element obtains an attach type according to the cancellation type indication parameter indicating an attach type and a corresponding bearer exists on the original intermediate NE. This method helps efficiently improve the universality of the bearer deletion flow.

Abstract: Embodiments of the present invention disclose a data processing apparatus and method that relate to the field of communications network technologies and are used to solve a problem of how to reduce power consumption of a UE. In embodiments of the present invention, an acquiring module acquires a first maximum downlink delay tolerance (MDDT) sent by a core network entity, and provides the first MDDT to a determining module, where the first MDDT indicates a maximum delay tolerance value corresponding to processing, by the apparatus, downlink data of all services on the apparatus; the determining module determines time information of a first MDDT timer by using the first MDDT; and a changing module changes a UE status according to the time information of the first MDDT timer determined by the determining module or changes a UE status according to time information of a first IST.

Abstract: Embodiments of the present invention disclose a data transmission method, a mobility management entity, and a mobile terminal. The method includes: receiving, by a mobility management entity, a small data transmission parameter that is sent by a home subscriber server HSS or a user equipment, where the small data transmission parameter includes an indication of whether the user equipment supports small data transmission; determining, by the mobility management entity, a small data transmission policy according to the small data transmission parameter; sending, by the mobility management entity, the determined small data transmission policy to the user equipment; and performing, by the mobility management entity, the small data transmission with the user equipment according to the small data transmission policy. The present invention proposes a relatively complete small data transmission solution, thereby implementing effective transmission of small data.

Abstract: A data sending method is provided. Media access control MAC payloads corresponding to a plurality of receiving devices are encapsulated in one MAC packet data unit (PDU), where the MAC PDU includes a header, the MAC payloads and identification information of each receiving device in the plurality of receiving devices; and the header includes a plurality of subheaders, the plurality of subheaders is subheaders respectively corresponding to a MAC payload corresponding to each receiving device, the MAC payload corresponding to each receiving device includes a MAC control element (CE) and/or a MAC service data unit (SDU), and the identification information is used for identifying each receiving device. The MAC PDU is sent. In the foregoing solutions, transmission of a MAC PDU during multi-user cooperated communication is implemented.

Abstract: A method and device for accessing and obtaining user equipment (UE) context and UE identity are provided. The method for access includes: when a UE accesses a System Architecture Evolution (SAE) network, judging, by a network node, whether a Globally Unique Mobility Management Entity Identifier (GUMMEI) carried by the UE or a Mobility Management Entity Group Identity (MMEGI) in the GUMMEI is allocated or mapped by the SAE network; if the GUMMEI or MMEGI is allocated by the SAE network, selecting, by the network node, a Mobility Management Entity (MME) according to the GUMMEIA network device includes an identity attribute obtaining module and a network resource node allocation module. Therefore, the access of the UE is achieved.

Abstract: Embodiments of the present invention provide a method and a device for transmitting downlink data in multiple UEs cooperative communication. A base station selects a benefitted user equipment UE, where the benefitted UE and a supporting UE are UEs in a closed cooperative group, each data radio bearer of each UE in the cooperative group corresponds to a logical channel identifier LCID, and the LCID is unique in the cooperative group; the base station generates a media access control packet data unit MAC PDU, where the MAC PDU comprises data to be sent by a data radio bearer of the benefitted UE, and a LCID corresponding to the data radio bearer, and the base station sends the MAC PDU to the supporting UE. The above solutions achieve a method of multiple UEs cooperative communication for synthesizing on the MAC layer.

Abstract: The present invention discloses a method and a device for transmitting data, which relate to the field of communications. The method for reporting data transmission includes: when a user equipment UE is electrically powered on, notifying an eNB that the UE has a capability of supporting short latency service, and receiving reporting configuration information transmitted by the eNB; when an short latency service occurs and short latency data corresponding to the short latency service is generated, transmitting, by the UE, the short latency data to the eNB according to the reporting configuration information, or transmitting medium access control layer control elements MAC CE to the eNB according to the reporting configuration information, where the MAC CE includes the short latency data. The device for reporting data transmission includes a notifying module, a receiving module and a transmitting module. The present invention reduces time delay during short latency data transmission.

Abstract: Embodiments of the present invention provide a communication method for a dual-card user equipment and an apparatus. The method includes: receiving, by a first network side device, an access request from a dual-card UE, and establishing a first bearer according to the access request; acquiring, by the first network side device, association information between a first card of the dual-card UE and a second card of the dual-card UE; establishing, by the first network side device, a second bearer according to the association information; splitting, by the first network side device, first data to be transmitted into second data and third data; sending, by the first network side device, the second data to the dual-card UE by using the first bearer, and sending the third data to the dual-card UE by using the second bearer.

Abstract: The present invention provides a method, a device, and a system for notifying a terminal type supported by a current cell, so that a UE can identify the terminal type supported by the current cell as soon as possible. The method includes: carrying preset indication information in a downlink signal, where the indication information is used to indicate the terminal type supported by the current cell, the preset indication information is agreed upon by a network side and a terminal in advance, and the indication information is a synchronization sequence or a first indicator bit used to indicate the supported terminal type; and sending the downlink signal to the terminal.