Abstract: Systems and methods of evaluating an association between a wireless sensor and a monitored patient include a plurality of peripheral electronic devices each having a wireless communication system and a sensor. A processor receives measured physiological parameter data from the peripheral electronic devices and establishes an association status between each of the peripheral electronic devices and the monitored patient based upon identified characteristics in the physiological parameter data.

Abstract: A base station transmits to a second base station, a first message comprising a first RAN area identifier of the first base station. The first base station receives from the second base station, a second message comprising a second RAN area identifier of the second base station. The first base station transmits to a wireless device, RRC message(s). The RRC message(s) comprises the first RAN area identifier. The RRC message(s) indicates a state transition of the wireless device to an RRC inactive state. The first base station receives packet(s) for the wireless device. The first base station transmits to the second base station, and in response to receiving the packet(s), a RAN paging message when the first RAN area identifier is identical to the second RAN area identifier. The RAN paging message comprises an identifier of the wireless device and the first RAN area identifier.

Abstract: Embodiments of the present invention disclose a primary secondary cell change method and a base station. The primary secondary cell change method in the embodiments of the present invention includes: determining, by a primary base station, to change a first primary secondary cell served by a secondary base station, and selecting a second primary secondary cell from cells served by the secondary base station; sending, by the primary base station, a first message to the secondary base station, which is used to request the secondary base station to change the primary secondary cell, where the first message includes an identity of the second primary secondary cell; and sending, by the primary base station, a second message to a user equipment UE, which is used to request the UE to use the second primary secondary cell.

Abstract: Any one of the following dual connectivity attributes is assigned to a group profile of each service group: (1) macro cell only (serving both data/control planes via a macro cell base station.), (2) small cell only (serving data/control planes via a small cell base station), (3) dual connectivity enabled-A (serving data plane of UEs via a small cell base station, and serving control plane via a macro cell base station), and (4) dual connectivity enabled-B (serving data plane via both a macro cell base station and a small cell base station, and serving control plane via a macro cell base station), wherein the RAN controller calculates and sets the optimal splitting between the macro cell base station and the small cell base station dynamically, such that desired load balancing is achieved.

Abstract: The invention provides a method of refreshing a key in a user plane architecture 1A based dual connectivity situation. According to an embodiment of the present invention, a method, in a secondary eNB in a dual connectivity communication scenario, of refreshing a key, is provided, wherein a user equipment, a master eNB and a secondary eNB form dual connectivity, a user plane architecture 1A is applied for the dual connectivity, and the master eNB uses a master eNB key, the secondary eNB uses a secondary eNB key, the method comprises following steps: —receiving a new secondary eNB key from the master eNB; —receiving a key fresh complete from the master eNB, which indicates the user equipment has refreshed the secondary eNB key; —implementing a random access procedure with the user equipment; and —refreshing the secondary eNB key with the new secondary eNB key, and implementing data transmission with the user equipment with the new secondary eNB key.

Abstract: Techniques are disclosed for implementing efficient transmission of uplink packets when the uplink transmission direction is changed in a split bearer.

Abstract: A network configuration method and apparatus and a system, the network configuration method includes: receiving, by a target primary eNB of user equipment, a handover request message transmitted by a source primary eNB of the user equipment, the handover request message containing identification indication information or service indication information of the user equipment in a serving eNB before handover; and transmitting, by the target primary eNB of the user equipment, the identification indication information or the service indication information to a target secondary eNB of the user equipment, so that the target secondary eNB performs resource configuration for services of the user equipment according to the identification indication information or the service indication information. With the method, apparatus and system of the embodiments of the present disclosure, waste of resources resulted from repeated reservation of the resources may be avoided.

Abstract: A coordinated multipoint (CoMP) transmission radio network is provided. Each cell in the CoMP network may include antenna nodes distributed at different geographical locations and coupled to a common baseband processing unit. When operating a user device in the CoMP network, the device may register with a neighboring baseband unit and may be served using at least one antenna node. The device may receive reference signals from different antenna nodes in its vicinity, compute receive signal strength levels, and report the measurements to the corresponding baseband unit. The baseband unit may then switch appropriate antennas in/out of use based on the measured results. If desired, the device may be served using more than one antenna node that may or may not be part of the same cell.

Abstract: A millimeter-wave wireless multiple antenna system (200) is provided in which a UE (210) uses a multi-antenna subsystem (211) to sweep a plurality of receive beams (RX1-RXM) during each transmit beam in a plurality of transmit beams (TX1-TX64) used by the base station (201) to transmit an SSB, and then generates, for each receive beam, a received signal strength indicator (RSSI) value from samples of each transmitted SSB measured in said receive beam, thereby generating a plurality of RSSI values from which an optimal receive beam is selected based on a ranking of the RSSI values and then used to lock the UE (210) onto the optimal receive beam to perform a cell search which matches a transmit beam from the base station (201) to the optimal receive beam.

Abstract: The wireless device selects a first licensed assisted access (LAA) cell uniformly randomly from a plurality of LAA cells. The wireless device performs a first listen before talk (LBT) procedure for the first LAA cell employing a long monitoring period. The wireless device performs a second LBT procedure for a second LAA cell in the plurality of LAA cells employing a short monitoring period. The wireless device transmits to a base station one or more first transport blocks (TBs) on the first LAA cell and one or more second TBs on the second LAA cell.

Abstract: A signal processing system and a signal processing method are provided.

Abstract: Communication network architectures, systems and methods for supporting a network of mobile nodes. As a non-limiting example, various aspects of this disclosure provide communication network architectures, systems, and methods for supporting a dynamically configurable communication network comprising a complex array of both static and moving communication nodes that maintain connectivity support for mobility of end-user devices.

Abstract: A communication control apparatus includes, a radio communication unit configured to provide a second radio communication service within a cell in which a first base station provides a first radio communication service; and a control unit configured to, when an operation mode of the radio communication unit is made to transition from a first mode to a second mode in which power is less consumed than in the first mode, switch the operation mode to the second mode after stepwisely reducing transmission power of a reference signal to be transmitted from the radio communication unit.

Abstract: A method and system for neighbor relation management in wireless broadband networks is disclosed. The method includes dynamically selecting, by a Serving Base Station (SBS), a set of signal measurement reports from a plurality of signal measurement reports received within a predefined time interval. The method further includes sampling, by the SBS, signal level values of a plurality of configured Neighboring Base Stations (NBSs) and at least one new NBS, from the set of signal measurement reports, for a predefined sampling time period. The method includes computing, by the SBS, a retention factor for each of the plurality of configured NBSs and each of the at least one new NBS, in response to sampling the signal level values.

Abstract: A wireless network backhaul node serves eNodeBs. The backhaul node exchanges user data and network signaling between the eNodeBs and a Long Term Evolution (LTE) core. The backhaul node receives loading information from the eNodeBs and determines overloaded eNodeBs and underloaded eNodeBs. The backhaul node selects handover thresholds for the eNodeBs to inhibit handovers from the underloaded eNodeBs to the overloaded eNodeBs and to encourage handovers from the overloaded eNodeBs to the underloaded eNodeBs. The backhaul node transfers the selected handover thresholds to the eNodeBs. The backhaul node also performs X2 and/or S1 handover assistance for the eNodeBs.

Abstract: A method for upgrading an access controller that controls and coordinates a plurality of radio nodes (RNs) each associated with a cell in a cluster of cells belonging to a radio access network includes initializing a new access controller. The new access controller is to replace a current access controller currently controlling and coordinating the plurality of RNs cell in the cluster. A most lightly loaded one of the plurality of RNs is identified. All UEs currently attached to the identified RN is caused to be handed off to a neighboring cell in the cluster. After all the UEs have been handed-off from the identified RN, the identified RN is rebooted so that it is being controlled and coordinated by the new access controller. The steps of causing the UEs to be handed-off and rebooting the identified RN are repeated for a second one of the plurality of RNs.

Abstract: A resource management method and apparatus allows or restricts use of some or all of the resources of entities of a wireless communication system. A radio resource management method of a radio access point includes receiving a measurement report from a terminal, selecting another radio access point for serving the terminal in cooperation with the serving radio access point based on the measurement report and a Handover Restriction List (HRL), and transmitting a request for serving the terminal to the selected another radio access point.

Abstract: The disclosure relates to reporting measurements and in particular to relaxed measurement reporting when the wireless device is using multiple radio links for the control plane. The disclosure relates to methods of reporting measurement and of controlling reporting of measurements, as well as to devices and computer programs configured thereto. According to some aspects the disclosure relates to a method, performed in a wireless device in a wireless communication system, for reporting measurements.

Abstract: A handover method and a control transfer method are provided. A handover method of performing an inter-cell handover between a first ground station and a second ground station may include setting a first channel to the second ground station, measuring, by an airborne radio station, a second channel and reporting a measurement result to the first ground station, sending, by the first ground station, a handover request to at least one of a ground control station (GCS) or a control and non-payload communication (CNPC) network, determining, by the at least one of the GCS or the CNPC network, whether to perform a handover, and transmitting, by the at least one of the GCS or the CNPC network, a handover instruction to the airborne radio station based on a result of the determining.

Abstract: A UE may signal, to an eNB, a capability of the UE to communicate in an unlicensed band. The UE may communicate one or more measurements to the eNB associated with the unlicensed band. Based on the one or more measurements, the eNB may activate and configure communication with the UE through the unlicensed band.

Abstract: A controller controlling radio transmission of a plurality of radio devices in a radio communication system in which each of the plurality of radio devices constituting a cluster transmits data with a same frequency and with transmission weights each of the plurality of radio devices to a terminal device belonging to the cluster, the controller includes, an acquisition unit configured to acquire radio propagation characteristics between the terminal device and the each of plurality of radio devices, a determination unit configured to determine radio a plurality of devices constituting the cluster to which the terminal device belongs, based on the acquired radio propagation characteristics, and a control unit configured to determine transmission weights of each of the plurality of radio devices constituting the cluster, based on the radio propagation characteristics of each of the plurality of radio devices constituting the cluster.

Abstract: Disclosed are a method, device and system for switching under a bearer separation scenario, which solve the problem that there are no specific implementation solutions when a UE switches among macro eNBs or processing solutions of data transmission during the switching process, aiming at the bearer separation scenario in the existing protocol.

Abstract: Provided are a traffic steering method performed by a user equipment (UE) and the user equipment using the method. The method receives traffic steering information from a first network and moves traffic from the first network to the second network on the basis of the traffic steering information, only when the traffic steering information satisfies a specific condition, wherein the specific condition is not separated from the first network, even if traffic indicated by the traffic steering information is moved to the second network.

Abstract: A Long-Term Evolution (LTE) communication system to facilitate updating network topology information when a mobile wireless repeater changes its attachment comprises a network topology server, a former macro LTE base station to which the mobile wireless repeater was previously attached, and a new macro LTE base station to which the mobile wireless repeater is presently attached. The network topology is server configured to receive updated attachment information transmitted from the mobile wireless repeater and transfer an attachment scan instruction for delivery to the former macro LTE base station and the new macro LTE base station. The former and new macro LTE base stations are configured to determine network attachment information for one or more network wireless repeaters and transfer the network attachment information for delivery to the network topology server. The network topology server is further configured to receive the network attachment information and update a network topology map.

Abstract: The application provides a handover processing method and a base station. The method includes: receiving a handover request message sent by a source base station or a core network node; sending a first message, according to the handover request message, to a second target base station to notify the second target base station that a handover of part or all of a service of a user equipment to the second target base station is to be performed; and sending a handover request acknowledge message to the source base station or the core network node to notify the source base station or the core network node to hand over the user equipment to at least one target cell of the first target base station and/or at least one target cell of the second target base station. The present application realizes a multi-cell handover.

Abstract: A method of radio bearer establishment in dual connectivity, for a first base station in a wireless communication system is disclosed. The method comprises determining whether to establish or release at least a radio bearer for the communication device on at least a second base station, transmitting a request message including information of the at least a radio bearer to be established or released on the at least a second base station, to the at least a second base station, and receiving a response message including information about accepting or rejecting establishment or release for the at least a radio bearer on the at least a second base station, from the at least a second base station.

Abstract: Example embodiments presented herein are directed towards a base station, user equipment and Mobility Management Entity, and corresponding methods, for providing handling during a combined Single Radio Voice Call Continuity and Packet Switched Handover procedure.

Abstract: The present application discloses a switch supporting method comprising: an eNB sends a path switching request message to an MME to notify the MME of information on a bearer remaining unchanged; the MME reserves the bearer remaining unchanged and does not trigger a deactivation process for the bearer remaining unchanged; the MME sends a modify bearer request message to an SGW. With the present application, data loss can be avoided and service continuity is ensured when a UE moves in a small cell scenario.

Abstract: A communication apparatus starts short distance wireless communication with another communication apparatus while joining a wireless LAN created by an external access point (AP) as a station, determines whether the communication apparatus can concurrently perform a station function and an AP function of the wireless LAN in accordance with the start of the short distance wireless communication, directly connects to the other communication apparatus by the wireless LAN by disconnecting from the external AP when it is not determined that the station function and the AP function can be concurrently performed, reconnects to the external AP as the station when the direct connection fails, and directly connects to the other communication apparatus by the wireless LAN without disconnecting from the external AP when it is determined that the station function and the AP function can be performed concurrently.

Abstract: Embodiments of the present invention provide a data offloading method and a base station. The method includes: sending, by a master base station, a first request message to a mobility management control node, where the first request message includes an address of a local gateway of a secondary base station, and the first request message is used to request to perform data offloading at the local gateway of the secondary base station; receiving, by the master base station, a first response message that is sent by the mobility management control node according to the first request message, where the first response message includes a first related identifier ID of the local gateway of the secondary base station, and the first related ID is used to indicate a first bearer according to which data offloading is performed at the local gateway of the secondary base station.

Abstract: A wireless communication system includes a wireless terminal and a neighboring base station capable of performing coordinated multi point transmission. The wireless terminal includes a path-loss comparison unit comparing a first path loss, including a path loss between the wireless terminal and the current serving base station, with a second path loss, including a path loss between the wireless terminal and the neighboring base station; a distance comparison unit comparing a first distance, including a distance between the wireless terminal and the current serving base station, with a second distance, including a distance between the wireless terminal and the neighboring base station; and a control unit performing handover from the current serving base station to the neighboring base station, if at least either the second path loss is smaller than the first path loss or the second distance is shorter than the first distance.

Abstract: The present invention relates to a method for configuring dual connectivity for a terminal by a base station in a wireless communication system and an apparatus for the same. The method for configuring the dual connectivity for the terminal by the base station in the wireless communication system according to an embodiment of the present invention comprises: receiving a service request message from a terminal connected to a first base station; transmitting, to a second base station, a handover request message including a request for configuring dual connectivity with the terminal when the service request message includes a service that the first base station cannot support; and transmitting, to the terminal, a connectivity configuration message indicating connectivity between the terminal and the second base station on the basis of a handover response message received from the second base station in response to the handover request message.

Abstract: A method and device for indicating D2D related information and determining D2D transmission resources, the method comprising: transmitting to a target base station a switching request message after determining cell switching for a device to device user equipment (D2D UE), the switching request message comprising D2D related information of the D2D UE; receiving a switching command transmitted by the target base station, the switching command comprising the resource allocation type and/or D2D transmission resource for the D2D UE in a target cell determined by the target base station based on the D2D related information; and transmitting the determined resource allocation type and/or D2D transmission resource to the D2D UE. The present invention solves the existing problem of how to determine D2D transmission resources during cell switching for a UE in D2N connection state.

Abstract: The disclosed subject matter relates to received signal strength indicator (RSSI) snapshot analysis. RSSI snapshot analysis can be independent of determining location/map information. An RSSI snapshot can be analyzed in view of historic RSSI information to determine a probability that a local wireless resource correlated with the historical RSSI information is within the service area of the user equipment. Machine learning can be employed to train an inference component to facilitate in determining the probability. In an aspect, the state of a wireless radio can be controlled based on the probability, which can reduce the energy consumption of the user equipment by facilitating selective enablement of a wireless radio.

Abstract: A communication apparatus starts short distance wireless communication with another communication apparatus while joining a wireless LAN created by an external access point (AP) as a station, determines whether the communication apparatus can concurrently perform a station function and an AP function of the wireless LAN in accordance with the start of the short distance wireless communication, directly connects to the other communication apparatus by the wireless LAN by disconnecting from the external AP when it is not determined that the station function and the AP function can be concurrently performed, reconnects to the external AP as the station when the direct connection fails, and directly connects to the other communication apparatus by the wireless LAN without disconnecting from the external AP when it is determined that the station function and the AP function can be performed concurrently.

Abstract: A method for providing cell selection for emergency calls may include receiving position information indicative of a location of a mobile terminal relative to a geographic border, and causing modification of a candidate list of cells or public land mobile networks for cell selection or public land mobile network selection based on the position information and a position of the cells relative to the geographic border. A corresponding computer program product and apparatus are also provided.

Abstract: In a cellular communication system, a coverage area configuration transition includes incrementally expanding a compensation service area to include at least a portion of an area covered by the energy saving service area. For example, the compensation service area can be expanded to cover a first cell edge of an energy saving service area, and any UE devices located within the first cell edge can be handed over to the compensation service area. After the UE devices in the first cell edge are handed over, the energy saving service area can be reduced such that a second cell edge is created. The process of handing over the additional UE devices to the compensation service area and reducing the energy saving service area can be repeated as many times as necessary to handover all of the UE devices being served by the energy saving service area.

Abstract: A radio communication system includes a user device, a first base station, a second base station, a switching center, and a gateway device. In a handover operation performed in a situation in which a user-plane path has been established through the first base station, the first base station transmits, to the user device, a radio connection reconfiguration message commanding that a radio bearer be established between the second base station and the user device and receives a radio connection reconfiguration complete message transmitted from the user device. The first base station transmits, to the switching center, a path switching request message requesting that the established user-plane path be changed so as to pass through the second base station.

Abstract: A portable device, for example an offender monitor, can utilize a location detector, such as a GPS receiver, to provide locational information for the device. The portable device can communicate over a cellular network, for example transmitting location readings over the network. The device can maintain the location detector in a state of reduced energy consumption and activate the receiver when conditions of the cellular environment indicate a high probability of the device moving a noteworthy distance. In various examples, the decision can take into consideration change in signal strength and/or history of cell tower utilization.

Abstract: A direct handover method and device are provided. The method comprises: receiving a handover message sent by a source side access network node; selecting a destination side core network node, and sending a handover message to the destination side core network node, so that the destination side core network node obtains context information of a UE from a source side core network node; receiving a handover acknowledge message sent by the destination side core network node. The source side access network node sends the handover message to a destination side access network node, the destination side access network node selects the destination side core network node, and sends the handover message to the destination side core network node, and the destination side core network node requests the context information of the UE from the source side core network node, so as to complete the handover.

Abstract: The present invention discloses a communication method, including: sending, by a user equipment, a request message to a micro network node, so that the micro network node sends an indication message to a macro network node; receiving an uplink resource (UG) sent according to the indication message by the macro network node; and sending uplink signaling or uplink data to the macro network node according to the uplink resource (UG). Embodiments of the present invention further provide a corresponding device and system. In technical solutions of the present invention, the micro network node participates in accessing the user equipment to a network, so that a UE can rapidly access the network, which reduces an access delay of the UE.

Abstract: A method in a wireless communication network for assisting a user equipment to receive signals from a target access node. The wireless communication network comprises the target access node, the user equipment and a serving access node serving the user equipment. The serving access node sends information about time instances to the user equipment. The time instances are scheduled for sending signals from the target access node in a beam direction towards the user equipments. The time instances may be determined in the target access node based on its own position and a position of the user equipment and/or a beam direction of the serving access node. The time instances may also be determined in the serving access node based on its own position and a schedule of the target access node on beam directions versus transmission times. The user equipment receives signals from the target access node during the time instances indicated in the received information.

Abstract: A method and apparatus for performing handover with a relay node (RN) are described. A donor eNodeB (eNB) includes circuitry configured to establish a wireless backhaul link with an RN and an X2 interface with at least one other eNB, circuitry configured to receive over the wireless backhaul link an X2 application protocol (X2AP) handover request message indicating that a wireless transmit/receive unit (WTRU) of the RN is being requested to be handed over to another eNB, and circuitry configured to send the handover request message to the another eNB over the X2 interface.

Abstract: A method for providing connection type information in a Mobile Management Entity (MME), and a method for controlling radio resources in a Home (e)NodeB system are discussed. The method for providing connection type information according to an embodiment includes receiving an Attach Request message from a Home (e)NodeB. The Attach Request message includes a Closed Subscriber Group (CSG) ID and an access mode of the Home (e)NodeB, when the Home (e)NodeB is a hybrid cell. The Attach Request message includes a CSG ID but does not include an access mode of the Home (e)NodeB, when the Home (e)NodeB is not a hybrid cell. The method for providing connection type information further includes determining whether the UE is a CSG member or a non CSG member, if the Home (e)NodeB is a hybrid cell; and transmitting a connection accept message when the Home (e)NodeB is the hybrid cell.

Abstract: Techniques are described for selected internet protocol traffic offload (SIPTO) support at an assisting eNodeB. A connection may be established between a first eNodeB and a UE, and it may be determined whether a connection exists or is pending between the UE and a second eNodeB. A message may be transmitted to a mobility management entity (MME), the message associating a network address of the second eNodeB with SIPTO connectivity for the UE.

Abstract: Embodiments of the present disclosure provide a method for mobility management at a network management center. The method comprises indicating a target access node to a terminal device being served by a source access node, in response to determining that the terminal device needs to be handed over to the target access node. The method also comprises transmitting network-related context information of the terminal device to the target access node that receives terminal-related context information of the terminal device from the terminal device. By virtue of this method, the access node may be made with a simple and low cost structure; deployment of access nodes may be more flexible and handover of the terminal device may be more efficient.

Abstract: A method and apparatus of performing selective internet protocol (IP) selective offload (SIPTO) or local IP access (LIPA) is disclosed. A wireless transmit receive unit (WTRU) receives a broadcast message from a Node-B. Then the WTRU receives a message from the Node-B that SIPTO service, or LIPA service is available for that WTRU. The WTRU then communicates using the SIPTO or LIPA service. A method an apparatus for receiving a paging message for SIPTO or LIPA services is also disclosed. The paging message includes an indicator that indicates that the message is for SIPTO or LIPA communications. The indicator may be a temporary mobile subscriber identity (TMSI) assigned by the network specifically for SITPO or LIPA communications. The indicator may also be a single bit designated to indicate that a paging message is a for SIPTO or LIPA traffic.

Abstract: The invention provides a system and method for repairing corrupt security information. At a serving node in a telecommunications network, security capabilities of a terminal are received when the terminal registers with the serving node. The received security capabilities are stored. A path switch request message is received from a target base station following an X2 handover request sent from a source base station to the target base station for handover of the terminal, the path switch request including the security capabilities of the terminal. The serving node determines whether the security capabilities of the terminal stored in the storage medium should be sent to the target base station. If so, the serving node sends the stored security capabilities of the terminal to the target base station for use in reselecting security algorithms to be used in communications between the target base station and terminal following the handover.

Abstract: An apparatus (300) for use in a telecommunications system is disclosed. The apparatus (300) comprises a memory (340) and a controller (310). The apparatus (300) is configured to receive a radio frequency signal (150), determine an operating parameter and adapt a first filter function according to at least said operating parameter. The apparatus (300) is further configured to generate a filtered signal (720, 820, 730, 830) by applying said first filter function to a signal associated with the received radio frequency signal and provide said filtered signal (720, 82, 70, 830) for radio resource management.

Abstract: It is identified that an attempted handover of a wireless device from a first access node to a second access node meets a failure criteria, where the attempted handover uses a handover initiation timer and a signal level modifier. A first signal level of the first access node, and a second signal level of the second access node, received at the wireless device at a time when the attempted handover was initiated are determined. At least one of the handover initiation timer and the signal level modifier is adjusted based on the failure criteria, the determined first signal level, and the determined second signal level.