Patent application number | Description | Published |
20100049843 | METHOD, SYSTEM AND DEVICE FOR DELETING BEARER OF INTERNET PROTOCOL CONNECTION IN COMMUNICATION SYSTEM - A method for deleting bearers of an IP connection in a communication system includes: deleting bearers of a first IP connection and the corresponding connection channels of the bearers; determining whether an IP address of a UE is associated with a bearer among bearers of a second IP connection; and preserving the IP address of the UE if the IP address of the UE is determined to be associated with the bearer among bearers of the second IP connection. Additionally, a system and a device for deleting bearers of an IP connection in the communication system are provided. | 02-25-2010 |
20100074129 | METHOD FOR SUPPORTING A NETWORK LOCATING A TARGET NODE - The supporting of a network locating a target node is disclosed. The supporting of a network locating a target node includes a User Equipment (UE) transmitting a measurement report message to a source evolved Node B (eNB), the measurement report message including a measurement result of signal quality of a target eNB; the source eNB transmitting a message to a core network node, the message including a type of the target eNB; if the target eNB is a Home Node B (HNB), the core network node transmitting a switching message to a target eNB GateWay (GW) or the target eNB. The Mobility Management Entity (MME) can determine whether the UE is allowed to access the target HNB, and the MME can locate the proper HNB GW. | 03-25-2010 |
20110045823 | METHOD FOR TRANSMITTING AND RECEIVING INFORMATION OF RELATION BETWEEN HOME BASE STATIONS - An apparatus and method for transmitting and receiving information regarding the relation between home base stations. The method includes sending, by a first entity, a message to a second entity, wherein the message comprises an identity of the first entity, and sending, by the second entity, a message to the first entity, wherein the message comprises information indicating whether an adjacent home base station and the first entity are serviced by a same gateway. | 02-24-2011 |
20110077010 | METHOD FOR PROCESSING RADIO LINK FAILURE REPORT AND METHOD FOR ADJUSTING MOBILE PARAMETER - A method and a system for processing a Radio Link Failure (RLF) report, where when a User Equipment (UE) encounters an RLF in a first cell controlled by a first evolved base station and selects a second cell controlled by a second evolved base station to re-establish an Radio Resource Connection (RRC), are provided. The method includes sending, by the second evolved base station, the RLF report to every corresponding evolved base station according to the PCI of the first cell having been received from the UE, where the PCI of the first cell, the PCI of a second cell, the CRNTI of the UE in the first cell, and UE authentication information are carried in the RLF report, and authenticating, by every evolved base station the UE according to the UE authentication information. Another method for processing an RLF report, and two methods for adjusting a mobile parameter, are also provided. | 03-31-2011 |
20110164590 | METHOD FOR UE HANDOVER BETWEEN HOME NODE BS - The present invention provides a method for User Equipment (UE) handover between home Node Bs, comprising steps of: sending, by a source home Node B that stores the ID of the connected gateway, a message to the gateway, the message including the gateway ID and a destination home Node B ID; sending by the gateway a message to the destination home Node B identified by the destination home Node B ID to establish a radio bear of the destination home Node B for the UE; sending by the destination home Node B the radio bearer allocated to the UE to the gateway; sending by the gateway the radio bearer to the source home Node B; sending by the source home Node B the radio bearer to the UE; and completing by the UE a handover to the destination home Node B. With the present invention, successful handover between home Node Bs under the same access control can be guaranteed in the case of the same gateway. Meanwhile, it is not necessary to make any modification to the current 3GPP protocol signaling, and the present invention is compliant with the protocol signaling for interfaces Uu and Iu. | 07-07-2011 |
20110182244 | METHOD FOR SUPPORTING CONTEXT MANAGEMENT BY HOME NODE-B - A method for managing user context by a Home evolved NodeB (HeNB) is provided. The method includes requesting, by a Mobility Management Entity (MME), the HeNB to reserve a first type of User Equipment (UE) context information, obtaining, by the HeNB, the MME of the UE according to the first type of UE context information after receiving data, and notifying, by the HeNB, the MME of an arrival of the data. With the method according to the present invention, it is guaranteed by an HeNB system that a terminal can receive downlink signaling after activation of a local routing optimization service by the terminal. | 07-28-2011 |
20110210845 | ALLOCATING METHOD OF MOVING AREA LIST OF USER EQUIPMENT AND CORRESPONDING APPARATUS - A method of allocating the moving area list of user equipment which relating to wireless communication technology. Interacting signaling between network and UE is reduced. The utilization efficiency of network resource is enhanced. The method includes, receiving the area ID which is pre-defined from UE, acquiring the history information of the last allocated moving area list from the mobility management entity (MME) which allocated the last moving area list, allocating new moving area list according to the history information and the received area ID. Accordingly, a MME and UE are disclosed. | 09-01-2011 |
20110267963 | Apparatus and method of user equipment relocation - A method for relocating User Equipment (UE). The method includes a Source Home Node B (S-HNB) sending a Radio Access Network Application Part (RANAP) Relocation Required message and a RANAP Relocation Request message encapsulated in a RANAP User Adaptation (RUA) Direct Transfer message to an HNB gateway (HNB GW). The method also includes the HNB GW sending the RANAP Relocation Request message encapsulated in a RUA Direct Transfer message or in a RUA Connection message to a target HNB (T-HNB). The relocation method may have several advantages. For example, the HNB GW is not required to store a large amount of UE Context, thereby reducing the burden of the HNB GW. The interaction with the CN is decreased, thereby reducing the burden of the CN. The HNB GW is not required to construct RANAP relocation messages, thereby reducing the complexity of the HNB GW. | 11-03-2011 |
20110268086 | APPARATUS AND METHOD FOR SUPPORTING GATEWAY NODE RESELECTION IN COMMUNICATION SYSTEM - An apparatus and a method for supporting gateway node reselection in a communication system during a process in which a UE hands over from a source base station to a destination base station are provided. The apparatus includes the source base station for providing the destination base station with information for access control determination, the destination base station for making an access control determination according to the information provided by the source base station, the UE or a network for initiating a gateway reselection process according to the result of the access control determination. With the method, the reselection of Packet Data Network Gateway (PDN GW) or GGSN is implemented in a simple and reliable way by optimizing the existing signaling processes, in the case of user plane node reselection because UE changes position or handover to another base station. | 11-03-2011 |
20110269465 | HANDOVER METHOD AND APPARATUS IN MOBILE COMMUNICATION SYSTEM - A method for handover of User Entity (UE) by a source Base Station (BS) is provided. The method includes determining whether to handover the UE using an X2 interface, transmitting a handover request message to a target BS, the handover request message including Closed Subscriber Group (CSG) information of the target BS, and receiving a handover request acknowledgement message from the target BS, wherein the determining of whether to handover the UE using the X2 interface includes, if there is the X2 interface between the source BS and the target BS, and if the target BS does not support a CSG or the target BS supports a same CSG supported by the source BS, determining to perform the handover of the UE using the X2 interface, and obtaining the CSG information of the target BS through an X2 interface set up procedure. | 11-03-2011 |
20110274030 | METHOD AND APPARATUS FOR ESTABLISHING CONNECTION BETWEEN ENB - A method and an apparatus for establishing a connection between evolved Node Bs (eNBs) are provided. The method includes after finding a new neighboring cell, sending, by a first network node, a first request message carrying information of a third network node, to which the neighboring cell belongs to a second network node, sending, by the second network node, a second request message carrying cell information of the first network node to the third network node, sending, by the third network node, a first response message carrying information of the first network node to the second network node, and sending, by the second network node, a second response message carrying cell information of the third network node to the first network node, for establishing, by the first network node, a communication connection between the first network node and the third network node with the cell information of the third network node. The present invention may establish the X2 interface connection between a Relay eNB or a Home eNB (HeNB) and other eNBs, and implement the X2 interface based application, such as the mobile handover. | 11-10-2011 |
20110274087 | HANDOVER METHOD SUPPORTING TERMINAL MOBILITY - A handover method for supporting terminal mobility is provided. Before a target core network node updates bearer information according to a target base station to which a User Equipment (UE) performs the handover, an access control determination procedure is added. According to the access control determination information provided by the target base station, if it is determined that the bearer supporting a Selected Internet Protocol (IP) Traffic Offload (SIPTO) or Local IP Access (LIPA) service is permitted to perform the handover, the target core network node updates the bearer information. If it is determined that the bearer supporting the SIPTO or LIPA service is not allowed to perform the handover, the handover failure is notified with respect to the bearer not allowed to perform the handover, and the bearer information is not updated, thus the wasted signaling resource and wireless resource are reduced. Alternatively, during the handover to the target network by the UE or after the handover to the target network, the bearer release or deactivation is performed for the bearer not allowed to perform the handover, so that the UE can re-initiate the bearer establishment process with respect to the bearer not allowed to perform the handover, thus an optimized bearer is established and the Quality of Service (QoS) is ensured. | 11-10-2011 |
20120058792 | METHOD OF AND SYSTEM FOR PERFORMING ACCESS CONTROL AND RADIO RESOURCE MANAGEMENT ENTITY - The present invention discloses a method of and system for performing the access control as well as a radio resource management entity. The method includes: detecting, by a hybrid radio resource management entity, an access control trigger event; determining, by the hybrid radio resource management entity, a non-closed subscriber group, CSG, User Equipment to be removed; disconnecting, by the hybrid radio resource management entity, the connection with the non-CSG User Equipment to be removed. In accordance with the present invention, a hybrid radio resource management entity is able to control the access of User Equipment, so as to guarantee the access of CSG User Equipment. | 03-08-2012 |
20120063437 | METHOD FOR SUPPORTING PDN GW SELECTION - A method for supporting PDN GW selection, comprising the following steps of: receiving by an MME a local route optimization service request information; searching by the MME the IP address of a PDN GW which supports local route optimization according to the IP address of a PDN GWh; sending by the MME a bearer request establishment message to the PHN GWh. The method of the present invention can ensure core network equipment to find PDN GW correctly while HeNB system supports local route optimization. | 03-15-2012 |
20120099511 | DATA SYNCHRONIZATION METHOD AND SYSTEM - The present invention discloses a data synchronization method and system. The method includes that: a first device adds a time stamp to a received data packet and transmits the data packet to a second device; the second device determines a transmission period to which the data packet belongs according to the time stamp of the data packet, and transmits data packets of different services which belong to the same transmission period by using air resources corresponding to the transmission period after the data packets of the different services which belong to the same transmission period are multiplexed. By the technical scheme of the present invention, air resources can be fully utilized. | 04-26-2012 |
20120135753 | Apparatus and method for managing hot cell devices - A method for managing hot cell devices includes receiving at least one of location information of at least one hot cell device, type information of at least one hot cell, location information of at least one terminal and uplink signal energy of at least one terminal measured by a hot cell device. The method also includes determining a hot cell device to be opened using the at least one of the location information of at least one hot cell device, the type information of at least one hot cell, the location information of at least one terminal and the uplink signal energy of at least one terminal. In addition, the method includes transmitting a message instructing the hot cell device to open. | 05-31-2012 |
20120147807 | DATA SYNCHRONIZATION METHOD AND SYSTEM - The present invention discloses a data synchronization method and system. The method includes that: a first device adds a time stamp to a received data packet and transmits the data packet to a second device; the second device determines a transmission period to which the data packet belongs according to the time stamp of the data packet, and transmits data packets of different services which belong to the same transmission period by using air resources corresponding to the transmission period after the data packets of the different services which belong to the same transmission period are multiplexed. By the technical scheme of the present invention, air resources can be fully utilized. | 06-14-2012 |
20120147834 | NETWORK ENTITY, A WIRELESS COMMUNICATION UNIT AND METHODS FOR ACCESS TO A REMOTE PRIVATE IP NETWORK AND SUPPORTING THEREOF - A method for supporting access to a remote private internet protocol (IP) network, comprises, at a network entity, receiving an access request message from a wireless communication unit, wherein the access request message comprises an identifier. The method further comprises determining from the identifier that the access request message indicates a remote access request to the remote private IP network of the wireless communication unit; and sending an access acceptance message to the wireless communication unit. | 06-14-2012 |
20120147872 | METHOD AND SYSTEM FOR REMOTELY ACCESSING - The invention provides a method and system for remotely accessing. A mobility management device receives a remote access requesting message sent by User Equipment (UE), determines whether the UE possesses right for accessing a home network under the control of a home base station according to contents in the remote access requesting message, when determining the UE possesses the right, selects a GateWay (GW) device. Technical scheme of the invention enables a subscriber to remotely access a home network, even if the subscriber is not in the home network. | 06-14-2012 |
20120177005 | METHOD AND APPARATUS FOR SUPPORTING USER EQUIPMENT MOBILITY IN A WIRELESS COMMUNICATION SYSTEM - Methods are provided for supporting mobility of a UE in a system without an HeNB GW. An S1 setup request message is sent to an MME by an HeNB. The S1 setup request message includes version information of the HeNB. An RRC connection is established between the UE and the HeNB. An initial UE message is sent from the HeNB to the MME. An NAS message is sent from the UE to the MME. An establish bearer request message is sent from the MME to a corresponding SGW based on an IP address of an LGW. The IP address of the LGW is obtained by the MME through the S1 setup request message. An establish bearer response message is sent from the LGW to the SGW in response to the establish bearer request message. The establish bearer response message is sent from the SGW to the MME. | 07-12-2012 |
20120195299 | METHODS FOR SUPPORTING USER EQUIPMENT ACCESSING LOCAL IP SERVICES AND APPARATUS THEREFOR - Methods and apparatus are provided for supporting Local IP Access (LIPA) services to a User Equipment (UE). A network node receives a request for accessing a PDN which is identified by an APN of a service access point, from the UE. The network node determines whether the UE is permitted to access LIPA services via a CSG base station based on LIPA accessibility information. The network node determines whether requirements for connecting the UE to the LIPA services are met based on the LIPA accessibility information and device capabilities of a serving base station of the UE, when the UE is permitted to access the LIPA services. The LIPA services are activated for the UE, when the requirements for connecting the UE to the LIPA services are met. | 08-02-2012 |
20120258767 | METHOD FOR GUARANTEEING ESTABLISHMENT OF LOCAL IP ACCESS CORRECTLY - A method for guaranteeing correct establishment of Local IP Access service includes: obtaining the service type of a user equipment (UE) and the equipment capability type of a base station. The method also includes determining whether the UE and the base station are consistent. The method also includes, in response to determining that the UE and the base station are consistent, establishing LIPA service for the UE. The method also includes, in response to determining that the UE and the base station are inconsistent, deciding whether to establish LIPA service for the UE according to the preserved strategy. | 10-11-2012 |
20120294283 | METHOD FOR DATA FORWARDING - The present invention provides a method for data forwarding. The method includes: transmitting, by a source system, Selected IP Traffic Offload (SIPTO)/Local Internet Protocol Access (LIPA) indication information to a destination system, the SIPTO/LIPA indication information indicating that the source system adopts an optimized user plane network structure; performing, by the destination system, an optimized data forwarding mechanism after receiving the SIPTO/LIPA indication information. According to the present invention, it can be ensured that a system sets up an optimized data forwarding mechanism during a handover process of a terminal. | 11-22-2012 |
20130010754 | METHOD FOR AVOIDING HANDOVER FAILURE - Methods for avoiding handover failure are provided. The method includes determining, by a source Base Station (BS), to perform a handover of a User Equipment (UE); determining, by the source BS, whether a target BS connects with a user plane node serving the UE at the source BS; and releasing resources, when the target BS does not connect with the user plane node serving the UE at the source BS. | 01-10-2013 |
20130010756 | METHOD AND APPARATUS FOR SUPPORTING MOBILITY OF USER EQUIPMENT - A method and an apparatus for supporting mobility of a User Equipment (UE) are provided. When a UE moves into a Local Internet Protocol Access (LIPA)-enabled network or exits an LIPA-enabled network, the method is able to select an optimal user-plane node for the UE, provide optimal network routings and optimize network resource usage. For service continuity of the UE, when the UE performs remote access to an LIPA-enabled network from another network or when the UE moves into an LIPA-enabled network, the network re-selects an optimal user-plane node for the UE while keeping the remote service of the UE uninterrupted. When a UE moves from an LIPA-enabled network to another network, the network selects an optimal user-plane node for the UE while keeping the LIPA service uninterrupted. The method optimizes network resource usage and at the same time maintains the service quality perceived by the user. | 01-10-2013 |
20130021996 | METHOD FOR REDUCING INTERFERENCE UNDER MULTI-CARRIER CONFIGURATION - A number of methods reduce inter-cell interference under multi-carrier configuration. One of the methods includes a first NodeB transmitting, to a second NodeB, Primary Component Carrier (PCC) information or Primary cell (PCell) information configured by the first NodeB for a UE served by the first NodeB. The method also includes the second NodeB responding to the first NodeB. As such, when configuring CA for a UE served by the second NodeB, the second NodeB is able to configure the PCC information or PCell information for the UE served by the second NodeB according to the PCC information or PCell information indicated by the first NodeB. | 01-24-2013 |
20130044639 | APPARATUS AND METHOD FOR SETTING UP COMMUNICATION RELATIONSHIP - An apparatus and a method for setting up a communication relationship in a mobile communication system are provided. The method includes determining, by a relay node, whether a new neighboring cell is found, obtaining information of the new neighboring cell, and reporting the same to a Donor evolved Node B (DeNB) that it belongs to, finding, by the DeNB, a network node that the new neighboring cell belongs to, determining whether an X2 interface is set up between the DeNB and the network node that the new neighboring cell belongs to, and if it is determined that the X2 interface is not set up with the network node, setting up the X2 interface with the network node that the new neighboring cell belongs to. It is realized that the relay node can communicate with the network node that the new neighboring node belongs to through the DeNB. | 02-21-2013 |
20130176990 | METHOD FOR DETERMINING RELOCATION PROCESS AND METHOD FOR DETERMINING HANDOVER PROCESS - A method for determining relocation process and a method for determining handover process are proposed in the present invention. Wherein the method for determining relocation process includes: informing, by a home base station (HNB) gateway (GW) or an operation, administration and maintenance (OAM) device, the HNB of information of whether the HNB GW supports an optimized relocation process; determining, by the HNB, the relocation process to be implemented for the user equipment (UE) according to the information of whether the HNB GW supports the optimized relocation process. The methods according to the present invention may reduce the failure probability of the relocation/handover and improve the relocation/handover efficiency. | 07-11-2013 |
20130250838 | METHOD AND SYSTEM FOR SELECTING PCEF AND PCRF IN A WIRELESS COMMUNICATION SYSTEM - A method for selecting a Policy and Charging Enforcement Function (PCEF) and a Policy and Charging Rule Function (PCRF), for monitoring members in a monitored group is provided. The method includes allocating a same group Identity(ID) for members in a monitored group, selecting a Packet Data Network Gateway (PGW)/PCEF or a PCEF for a member corresponding to the first user to access the network in the monitored group according to the group ID of the member, selecting a PCRF for the member, saving at least one of a corresponding relationship between the group ID and an Internet Protocol (IP) address of the PGW/PCEF, and a corresponding relationship between the group ID and an IP address of the PCEF, and saving at least a corresponding relationship between the group ID and an IP address of the PCRF. | 09-26-2013 |
20130316713 | METHOD FOR DETECTING CAUSE OF RADIO LINK FAILURE OR HANDOVER FAILURE - A method for detecting a cause of radio link failure (RLF) or handover failure, in which the first base station triggers a handover process for the UE, and the mobility or handover information of the UE in the source cell is sent to a second base station. After the second base station receives the RLF report of the UE, the second base station can determine cause of a failure according to the RLF report of the UE and the mobility or handover information of the UE in the source cell. Other methods detect a cause of radio link failure (RLF) or handover failure. Application of the methods can improve the accuracy of determining the cause of the RLF or handover failure, improve efficiency of MRO and improve system performance. | 11-28-2013 |
20140094146 | METHOD AND APPARATUS FOR PERFORMING A HANDOVER IN A WIRELESS COMMUNICATION SYSTEM - Methods and apparatuses for verifying HeNB. A method reduces and/or avoids affecting the operator's network due to the attack from HeNB, and ensures the safety of the users who have accessed the network. | 04-03-2014 |
20140169299 | METHOD AND APPARATUS FOR CONFIGURING AGGREGATE MAXIMUM BIT RATE - A system for configuring a UE-AMBR includes a MME to send the UE-AMBR to an eNB covering the serving cell of the UE, the eNB covering the serving cell of the UE establishes a radio access bearer of the UE on at least one secondary cell. The MME sends an AMBR of the UE in the primary eNB covering the serving cell of the UE and an AMBR of the UE in a secondary eNB to the primary eNB. The primary eNB sends the AMBR of the secondary eNB to the corresponding secondary eNB. The technical solutions of the present disclosure can make total rate of all non-GBR services of the UE be not larger than the UE-AMBR when the UE has multiple S1 bearers or one S1 bearer. | 06-19-2014 |
20140364135 | METHOD OF AND SYSTEM FOR PERFORMING ACCESS CONTROL AND RADIO RESOURCE MANAGEMENT ENTITY - The present invention discloses a method of and system for performing the access control as well as a radio resource management entity. The method includes: detecting, by a hybrid radio resource management entity, an access control trigger event, determining, by the hybrid radio resource management entity, a non-Closed Subscriber Group (CSG) User Equipment to be removed, and disconnecting, by the hybrid radio resource management entity, the connection with the non-CSG User Equipment to be removed. | 12-11-2014 |
20150072686 | APPARATUS AND METHOD FOR SUPPORTING HANDOVER TO CSG CELL OR HYBRID CELL - The present invention discloses a method for supporting a handover to a closed subscriber group (CSG) cell or a hybrid cell in a mobile communication system, and the method includes: sending, by a radio access network (RAN), information indicating that authorized public land mobile network (PLMN) information changes to a user equipment (UE); sending, by the UE, all PLMN identifiers (IDs) broadcasted by a target CSG cell to a source RAN in a measurement report; and selecting, by the source RAN or a source core network(CN), a target PLMN for the UE. | 03-12-2015 |