Patent application number | Description | Published |
20130128865 | Method, Device and System for Processing Reverse Single Radio Voice Call Continuity - The present invention provides a method, device, and system for processing reverse single radio voice call continuity. The method includes, before handing over a voice service from a CS domain network to a PS domain network, preconfiguring, in the PS domain network by a UE, information about resources needed for the voice service handover; and in the process of handing over, by the UE, the voice service from the CS domain network to the PS domain network, establishing a forwarding channel between a first network element of the PS domain and a second network element of the CS domain by using the preconfigured information about resources, where the forwarding channel is configured to forward voice service data between the UE and a peer UE after the UE accesses the PS domain network. | 05-23-2013 |
20130250759 | Method for Processing Service and Apparatus - Embodiments of the present invention disclose a method for processing service and apparatus, relating to the field of communication technologies, and invented for effectively reducing signaling interactions and optimizing the performance of a communication system. The method for processing service includes: receiving a packet data protocol PDP deactivation request message or a signaling connection release indication SCRI message sent from a user equipment; and maintaining a bearer corresponding to the user equipment. The present invention may be used in global systems for mobile communications and long term evolution communication systems. | 09-26-2013 |
20130250883 | Method and Apparatus for Paging User Equipment in Cell_PCH State - Embodiments of the present invention disclose a method and an apparatus for paging a user equipment in a Cell_PCH state and relate to the field of communication technologies. When a UE in a Cell_PCH state is paged by a network, congestion of HS-SCCH resources is reduced and an access delay of the UE is decreased. For example, a radio network controller instructs a base station to send data to a user equipment via a high speed physical downlink shared channel (HS-PDSCH). The user equipment is in a Cell_PCH state and has a dedicated radio network temporary identity (H-RNTI). | 09-26-2013 |
20130266143 | METHOD AND DEVICE FOR SYNCHRONIZING UPLINK CIPHERING PARAMETER IN UNACKNOWLEDGED MODE - Embodiments of the present invention provide a method and a device for synchronizing an uplink ciphering parameter in unacknowledged mode. The method for synchronizing an uplink ciphering parameter in unacknowledged mode includes: sending an indication message to a terminal when detecting that an unrecoverable error occurs in an uplink packet or that the uplink packet is invalid, where the indication message is used to instruct the terminal to initialize an uplink ciphering parameter; receiving a response message sent by the terminal; and initializing the uplink ciphering parameter according to an initial value of the ciphering parameter. The embodiments of the present invention solve a service defect, namely, a break of the communication link caused by synchronization of an uplink ciphering parameter between the terminal and the radio network controller in unacknowledged mode, and shorten the time of synchronizing the uplink ciphering parameter without interrupting the service. | 10-10-2013 |
20140068709 | METHOD AND APPARATUS FOR NEGOTIATING SECURITY DURING HANDOVER BETWEEN DIFFERENT RADIO ACCESS TECHNOLOGIES - Solution for security negotiation during handover of a user equipment (UE) between different radio access technologies are provided. In the solution, the UE receives NAS security information and AS security information which are selected by the target system and then performs security negotiation with the target system according to the received NAS security information and AS security information. As such, the UE may obtain the key parameter information of the NAS and AS selected by a LTE system and perform security negotiation with the LTE system when the UE hands over from a different system, such as a UTRAN, to the LTE system. | 03-06-2014 |
20140213278 | Traffic Offload Method, Traffic Offload Function Entity and Traffic Offload System - Embodiments of the present invention provide a traffic offload method, a core network device, and a traffic offload system. The method includes: sending, user information that is of a user equipment within coverage of a first traffic offload function entity to the first traffic offload function entity; sending a traffic offload policy to the first traffic offload function entity, so that the first traffic offload function entity matches the user information with the traffic offload policy and offloads traffic corresponding to the user equipment according to the user information that successfully matches the traffic offload policy. | 07-31-2014 |
20140219200 | METHOD FOR CREATING BEARER AND APPARATUS - The present invention discloses a method for creating bearer and apparatus. The method includes: receiving a bearer creation request message sent from a home base station (HNB) or a home base station gateway (HNB GW) and used to request creation of a bearer; and according to the bearer creation request message, instructing the one of the HNB and the HNB GW to create a bearer with a local gateway (LGW). The method for creating bearer and apparatus can implement creation of a bearer between the one of the HNB and the HNB GW and the LGW, and prevent the user equipment (UE) from generating signaling exchanged with a core network in some scenarios, thereby saving signaling overhead and improving user experience. | 08-07-2014 |
20140233532 | BEARER SWITCHING METHOD, HOME NODEB GATEWAY, AND HOME NODEB - Embodiments of the present invention include a bearer switching method, a home NodeB gateway, and a home NodeB. The method includes: receiving a first relocation request message sent by a source home NodeB HNB, where the first relocation request message is used to request switching of a local IP access LIPA bearer; and determining, according to the first relocation request message, whether a target HNB supports LIPA mobility, so as to perform a corresponding switching operation. According to the bearer switching method, switching of an LIPA bearer is effectively managed, thereby saving a resource and signaling, and avoiding resource waste and an invalid signaling overhead caused when an HNB that does not support the LIPA mobility prepares the resource for the LIPA bearer. | 08-21-2014 |
20140301368 | Method, Node, and System for Selecting Target Cell - Embodiments of the present invention relate to the field of communications technologies, provide a method, node, and system for selecting a target cell, which are capable of selecting a candidate cell with signal quality meeting a predetermined standard as a target cell for a UE. The method of the present invention includes: transmitting a detection instruction to a candidate cell, where the detection instruction is used to instruct the candidate cell to detect uplink signal quality of a user equipment (UE); receiving a detection result transmitted by the candidate cell, and determining a target cell according to the detection result. The embodiments of the present invention are mainly implemented in a process of UE handover. | 10-09-2014 |
20140302862 | Method for Managing Information of Timing Difference Between Micro Cell and Macro Cell - Embodiments of the present invention provide a method, a convergent node, and a micro cell base station for managing information of a timing difference between a micro cell and a neighboring macro cell of the micro cell. A convergent node receives information related to the timing difference. The information is sent by a micro cell base station and includes the timing difference. Alternatively, the information includes a frame timing of the micro cell and a frame timing of the neighboring macro cell. If the timing difference is greater than a preset first threshold value of the timing difference, the convergent node to the micro cell base station sends instruction information for adjusting a frame clock value of the micro cell, or sends the micro cell base station reconfiguration information for reconfiguring at least part of timing difference parameters of the micro cell. | 10-09-2014 |
20140323132 | METHOD, APPARATUS AND SYSTEM FOR RELOCATING USER EQUIPMENT BETWEEN RADIO NETWORK CONTROLLERS - The present invention, relating to the field of communications technologies, discloses a method, an apparatus, and a system for relocating a user equipment between radio network controllers. The present invention is directed to configuring the coding scheme configured for the user equipment UE to a coding scheme consistent with the coding scheme supported by a target radio network controller to relocate the UE to the target RNC. The present invention is mainly applicable to inter-RNC handovers. | 10-30-2014 |
20140362827 | METHOD AND APPARATUS FOR DETERMINING SOURCE SGSN - Embodiments of the present invention provide a method and an apparatus for determining a source SGSN. The method for determining a source SGSN includes: obtaining addressing information of a source SGSN through a NAS message sent by a UE; and sending the addressing information of the source SGSN to a target MME or a target SGSN, so that the target MME or the target SGSN determines the source SGSN according to the addressing information of the source SGSN. The embodiments of the present invention may ensure that an MSC obtains latest addressing information of a source SGSN of a UE, so that a target MME or a target SGSN obtains prepare bearer information of the UE from a correct source SGSN. | 12-11-2014 |
20150043537 | SECURITY PROCESSING METHOD AND SYSTEM IN NETWORK HANDOVER PROCESS - Embodiments of the present invention disclose a security processing method and system in a network handover process. The method includes: generating, by a network switching node, a target key after receiving a handover request; sending, by the network switching node, security information including the target key to a target network node, and receiving a handover response message sent by the target network node; and sending, by the network switching node, a handover command to a mobile terminal, so that the mobile terminal accesses a target network. By adopting the present invention, security processing in handover of a mobile terminal from a 3G network to an HSPA network or an LTE network may be completed in a case that the network switching node currently used in the network is not changed. | 02-12-2015 |
20150131631 | UPLINK INTERFERENCE MANAGEMENT METHOD, NODE, AND SYSTEM - Embodiments of the present application provide an uplink interference management method, node, and system, which relate to the field of wireless communications and can reduce interference caused by a macro cell UE to an adjacent micro cell, thereby improving an uplink capacity of the micro cell. The method of the present application includes: receiving, by a micro cell node, an interference cancellation request sent by a macro cell node, where the interference cancellation request includes uplink configuration information of a user equipment (UE), uplink scrambling code information of the UE, and location information for determining an uplink dedicated physical control channel (DPCCH) of the UE; and cancelling interference according to the interference cancellation request. The embodiments of the present application are mainly used in a process of cancelling the interference caused by the macro cell UE to the micro cell. | 05-14-2015 |
20150195763 | MEASUREMENT CONTROL METHOD, USER EQUIPMENT, CONTROL NODE, AND SYSTEM - The present application discloses a measurement control method, a user equipment, a control node, and a system, relates to the field of wireless communications, and can reduce handover signaling and improve a handover success rate. The method of the present application mainly includes: receiving measurement configuration information sent by a control node, where the measurement configuration information includes a list of first-type cells, the type of first-type cells, a list of second-type cells, the type of second-type cells, hierarchical cell structure (HCS) priorities, a frequency of first-type cells, or a dedicated parameter for evaluating an event trigger threshold; detecting cell signal quality or signal strength of a cell; and determining, according to the cell signal quality or signal strength and the measurement configuration information, whether to report an event or a measurement result to the control node. The present application is mainly used in a process of mobility management. | 07-09-2015 |
20150208236 | METHOD AND APPARATUS FOR NEGOTIATING SECURITY DURING HANDOVER BETWEEN DIFFERENT RADIO ACCESS TECHNOLOGIES - Solution for security negotiation during handover of a user equipment (UE) between different radio access technologies are provided. In the solution, the UE receives NAS security information and AS security information which are selected by the target system and then performs security negotiation with the target system according to the received NAS security information and AS security information. As such, the UE may obtain the key parameter information of the NAS and AS selected by a LTE system and perform security negotiation with the LTE system when the UE hands over from a different system, such as a UTRAN, to the LTE system. | 07-23-2015 |
20150327134 | Inter-Frequency Neighboring Cell Proximity Detection Method, Inter-Frequency Neighboring Cell Measurement Method, Radio Network Controller, and User Equipment - The present invention provides an inter-frequency neighboring cell proximity detection method, an inter-frequency neighboring cell measurement method, a radio network controller, and user equipment. In this method, a signal of an intra-frequency cell of a current serving cell of a user equipment is measured, a measurement result is compared with proximity detection information of an inter-frequency neighboring cell, and reporting may be performed when the information is met. | 11-12-2015 |
20150327294 | UPLINK FEEDBACK METHOD, USER EQUIPMENT, AND BASE STATION - The present invention provides an uplink feedback method, user equipment, and a base station, where the method includes: detecting, by user equipment, downlink data in at least two consecutive downlink sub-frames; performing joint encoding, by the user equipment, for a feedback for the downlink data in the at least two consecutive downlink sub-frames; and transmitting, by the user equipment in an uplink sub-frame corresponding to the last sub-frame of the at least two consecutive downlink sub-frames, joint uplink feedback information for the at least two consecutive downlink sub-frames, so as to resolve issue how uplink feedback is performed when downlink bandwidth is different from uplink bandwidth. | 11-12-2015 |
20160007246 | METHOD, APPARATUS AND SYSTEM FOR RELOCATING USER EQUIPMENT BETWEEN RADIO NETWORK CONTROLLERS - The present disclosure, relating to the field of communications technologies, discloses a method, an apparatus, and a system for relocating a user equipment between radio network controllers. The present disclosure is directed to configuring the coding scheme configured for the user equipment UE to a coding scheme consistent with the coding scheme supported by a target radio network controller to relocate the UE to the target RNC. The present disclosure is mainly applicable to inter-RNC handovers. | 01-07-2016 |
Patent application number | Description | Published |
20100056156 | METHOD AND APPARATUS FOR NEGOTIATING SECURITY DURING HANDOVER BETWEEN DIFFERENT RADIO ACCESS TECHNOLOGIES - A method and apparatus of security negotiation for handover between different radio access technologies are provided. The method includes: transmitting the security information of the NAS and AS selected by the target system to the UE when the UE hands over between different radio access technologies. Therefore, the UE can perform security negotiation with the target system according to the security information of the NAS and AS. Through the embodiments of the present invention, the UE may obtain the key parameter information of the NAS and AS selected by the LTE system and perform security negotiation with the LTE system when the UE hands over from a different system, such as a UTRAN, to an LTE system. | 03-04-2010 |
20100273485 | METHOD, SYSTEM AND NETWORK DEVICE FOR OBTAINING CELL RESELECTION PRIORITY - A method, a system, and a network device for obtaining cell reselection priority are disclosed. The method includes: The network obtains information for calculating priority; and the network determines a terminal-specific private priority list according to the information, and delivers the determined private priority list specific to the terminal through special signaling; or the terminal obtains all or part of the information for calculating priority from the network, and determines its private priority list according to the obtained information; or both the network and the terminal determine the terminal-specific private priority list according to the information. | 10-28-2010 |
20120224476 | Method and Apparatus for Maintaining Traffic Continuity - A method for maintaining traffic continuity through a Traffic Offload Function (TOF) entity includes the following steps: the TOF entity receives a downlink packet of offload traffic of a User Equipment (UE), where the downlink packet of the offload traffic is sent by a Packet Data Network (PDN); the TOF entity sends a Core Network (CN) paging message to the UE; the TOF entity receives a paging response sent by the UE to the CN, where the paging response includes a service request message of the UE; and the TOF entity forwards the service request message to the CN so that the CN sets up a Radio Access Bearer (RAB) after the service request message is received. With the method, the communication between the CN and the UE can be restored to guarantee the transmission of traffic. Accordingly, a TOF entity is also disclosed according to the present invention. | 09-06-2012 |
20120269134 | Traffic Offload Method, Traffic Offload Function Entity and Traffic Offload System - Embodiments of the present invention provide a traffic offload method, a traffic offload function entity, and a traffic offload system. The method includes: receiving, by a first traffic offload function entity, user information of a user equipment sent by a core network device; obtaining, a traffic offload policy and matching the traffic offload policy with the user information; and offloading traffic corresponding to the user equipment according to the user information that successfully matches the traffic offload policy. The traffic offload function entity may obtain the user information and may perform traffic offload according to the user information. | 10-25-2012 |
20130051368 | Method for Handover from Circuit Switched Domain to Packet Switched Domain, Device, and Communications System - Embodiments of the present invention disclose a method for a handover from a circuit switched domain to a packet switched domain, a device, and a communications system. One of CS to PS handover methods includes receiving, by a target mobility management entity, a CS to PS handover request message that corresponds to a first UE and is from an MSC; triggering setup of a dedicated VoIP bearer that corresponds to the first UE and is between an SGW and an MGW; sending a handover request message to a target access network to instruct the target access network to prepare a handover resource for the first UE; and sending a CS to PS handover response message corresponding to the first UE to the MSC. | 02-28-2013 |
20130286982 | METHOD, DEVICE AND SYSTEM FOR PROCESSING A MESSAGE - The embodiment of the present disclosure provided a method, device, and system for processing a message. The method for processing a message comprises obtaining a traffic type of a service data packet, sending the message or a data packet that carries the traffic type to a radio network controller, where the radio network controller obtains the traffic type and performs scheduling processing on the service data packet according to a quality of service requirement corresponding to the traffic type. The present disclosure can realize performing resource allocation and scheduling processing on the applications corresponding to the service data packet based on the traffic type. Compared to resource allocation and scheduling processing based on the traffic type in the prior art, the granularity of classification of the present disclosure is more refined, and can realize more refined resource allocation and scheduling processing, and can effectively improve the efficiency of scheduling processing. | 10-31-2013 |
20130337860 | GROUP MANAGING METHOD AND PUSH SERVER - The present invention provides a group managing method and a PUSH Server. The method comprises: allocating a first group identifier to a group in an Application Server (AS); acquiring, according to a first identifier of a user joining the group, parameter information of the user, wherein the parameter information of the user comprises a second identifier of the user, location information of a user equipment (UE) corresponding to the user, and an identifier indicating whether the user enables reception of PUSH notification; establishing a group-based transmission bearer with a core network node; and generating group context corresponding to the first group identifier, wherein the group context comprises parameter information of the user in the group and information of the transmission bearer. Therefore, the group management efficiency is improved. | 12-19-2013 |
20140011527 | METHOD, DEVICE AND SYSTEM FOR PROCESSING GROUP MESSAGE - The present invention provides a method, device and system for processing a group message. The method comprises: when a group corresponding to a first group identifier has an updated group message, receiving a message corresponding to the first group identifier sent from a public data network (PDN); sending the message corresponding to the first group identifier to a core network node, so that the core network node sends the message to a radio network controller (RNC), which acquires, according to the first group identifier, indication bit and time information for sending the message; and sending the first group identifier, the indication bit, the time information and the message to a base station. The technical solution of the present invention can effectively improve the efficiency for an application server to send a message to each UE in the group. | 01-09-2014 |