Abstract: The present invention provides a method of determining a transmission power for device to device, D2D, transmissions between a first user equipment device and a second user equipment device using transmission resources being used for transmissions to a cellular network entity by a third user equipment device, the method comprising determining a measure of a path loss between the cellular network entity and the first user equipment device, and using the measure of the path loss to determine a maximum transmission power such that the D2D transmissions are received at the cellular network entity with a signal level around or below a noise level.

Abstract: The invention provides a method performed by a home public land mobile network, PLMN, of controlling access of a user equipment, UE, device to a non-home PLMN when the UE device has an access to a non-trusted network and thereby a connection with the home PLMN via an interworking function entity, the method comprising in the event of the UE device requesting an attachment to the non-home PLMN, making in the home PLMN a decision as to whether control of the UE device should be handed over to the non-home PLMN; and communicating the decision to the non-home PLMN.

Abstract: The present invention provides a method of communicating vehicle positioning information, wherein signals are transmitted from at least one vehicle mounted antenna for indicating a position of the vehicle to another entity, the signals including information concerning at least one of an identity of the at least one antenna and information providing a displacement between the at least one antenna and a boundary of the vehicle.

Abstract: The invention provides a method of controlling a mobile communication network, the method comprising, an uplink controlling entity, in response to reception quality measurement reports sent by a plurality of reception points within the mobile communication network following a transmission of data by a user equipment device, the reception quality measurement reports being responsive to the reception of the transmission, configuring the reception points within the mobile communication network such that each of the multiple reception points is configured to exhibit a participation behaviour with respect to at least one of subsequent measurement reporting and payload reporting with regard to transmissions from the user equipment device, the participation behaviour being dependent on the reception quality measurement report.

Abstract: The present invention provides a method of determining a transmission power for device to device, D2D, transmissions between a first user equipment device and a second user equipment device using transmission resources being used for transmissions to a cellular network entity by a third user equipment device, the method comprising determining a measure of a path loss between the cellular network entity and the first user equipment device, and using the measure of the path loss to determine a maximum transmission power such that the D2D transmissions are received at the cellular network entity with a signal level around or below a noise level.

Abstract: The present invention provides a mobile communication system sub-network comprising a macrocell base station, and a plurality of small cell base stations, the plurality of small cell base stations being in wireless communication with the macrocell base station, wherein each small cell base station is either in direct connection with the macrocell base station or is in connection with the macrocell base station via one or more other small cell base stations, wherein the macrocell base station is arranged to configure a UE device having a RRC connection to the macrocell base station with candidate small cell base station information for enabling the UE device to switch autonomously between small cell base stations, and wherein the macrocell base station is arranged to configure the small cell base stations with small cell base station configuration information.

Abstract: The invention provides a method of reducing interference in a mobile communication system caused by a first user equipment, UE, device operating in a cell at a significantly higher altitude than other UE devices in the cell so as to cause interference, the method comprising detecting that the first UE device is operating at an altitude considered by the mobile communication system to be an extraordinary altitude; and reducing interference caused by the first UE device operating at the extraordinary altitude by controlling the operation of the first UE device.

Abstract: The invention provides a method of assigning radio resources for transmitting and receiving measurement radio signals for determining a position of a cellular device (UE1), wherein at least one of a bandwidth, a pulse form, and a duration of the measurement radio signals is selected according to a positioning accuracy requirement of a requesting device.

Abstract: The present invention provides a method of managing a connection of a user equipment, UE, device to a core network, the UE device being capable of establishing a connection to the core network using a mobile communication system network and of establishing a connection to the core network via a network other than the mobile communication system network, the method comprising having established a first connection to the core network via the network other than the mobile communication system network, in response to receiving a request from a base station of the mobile communication system to establish a second connection to the base station via the network other than the mobile communication system network, informing the core network of a temporary suspension of the first connection and storing context information of the first connection for a future resumption of the first connection.

Abstract: The present invention provides a method of performing a paging action directed to a second user equipment, UE, device in a mobile communications system, the method comprising transmitting a configuration message from a first base station to a first UE device to configure the first UE device to transmit a paging indicator at a predetermined time if it is determined that a geographical condition is satisfied; and transmitting a paging message from one of the first base station and a second base station to the second UE device after the paging indicator has been transmitted.

Abstract: The invention provides a method of allocating radio resources for the transmission of radio signals for determining a distance between a first station and a second station by transmitting a first signal in a first direction from the first station to the second station and a second, response signal in a second direction from the second station to the first station after a reception of the first signal at the second station, wherein a selection of a timing of the radio resources is made using a predetermined measurement of a distance between the first station and the second station.

Abstract: The present invention provides a method of selecting a UE device to act as a relay between an internet connected server and a remote UE device, the method comprising: at a time determined by a knowledge of when the remote UE device will enter an active state identifying one or more UE devices in a vicinity of a known location of the remote UE device which are able to act as relay devices; selecting one or more of the identified UE devices to establish a connection with the remote UE device; and instructing the one or more selected UE devices to establish a connection with the remote UE device to provide the relay.

Abstract: A method of reducing interference in a mobile communication system caused by a first user equipment, UE, device operating in a cell at a significantly higher altitude than other UE devices in the cell so as to cause interference, the method comprising detecting that the first UE device is operating at an altitude considered by the mobile communication system to be an extraordinary altitude; and reducing interference caused by the first UE device operating at the extraordinary altitude by controlling the operation of the first UE device.

Abstract: The present invention provides a resource controller for resource management in a telecommunication network, the telecommunication network providing a first set of resources for cellular communication and a second set of resources for direct device-to-device, D2D, communication between UEs, the resource controller comprising a measurement request unit being arranged to request a measurement be performed by at least one user equipment, the measurement indicating a capacity utilization of the second set of resources; and a resource pool adaption unit being arranged to adapt the first set of resources and the second set of resources as a function of the performed measurement. In particular, where no resources are available for D2D communication, a UE may request a bearer setup and in response suitable resources for D2D communication are provided.

Abstract: The present invention provides a method of transmitting data to a receiving entity, the method comprising establishing a plurality of transmission channels to the receiving entity, the transmission channels being established using more than one radio access technology; for each transmission channel determining a buffer status of a data buffer containing data to be transmitted using that transmission channel; and determining if transmission capacity is available in a packet data unit of a first radio access technology and if such transmission capacity is available determining whether data may be taken from a data buffer of a transmission channel of a second radio access technology and transmitted to the receiving entity in the packet data unit.

Abstract: The present invention provides a method of managing a connection of a user equipment, UE, device to a core network, the UE device being capable of establishing a connection to the core network using a mobile communication system network and of establishing a connection to the core network via a network other than the mobile communication system network, the method comprising having established a first connection to the core network via the network other than the mobile communication system network, in response to receiving a request from a base station of the mobile communication system to establish a second connection to the base station via the network other than the mobile communication system network, informing the core network of a temporary suspension of the first connection and storing context information of the first connection for a future resumption of the first connection.

Abstract: The present invention provides a method of reducing interference caused by an aerial vehicle in a mobile communications system, the method comprising arranging for the aerial vehicle to steer radio transmissions when the aerial vehicle is airborne such that a direction of the transmissions is adjusted to be directed vertically downward.

Abstract: A method for a user equipment, UE, device to perform measurements in order to assess network performance, including minimization of drive test, MDT, measurements. Configuration information is received at the UE, the configuration information providing information for controlling service specific measurements and for controlling tagging of measurement reports by the UE with at least one of a service flow identifier and an indication that the measurement relates to one of a single service data flow and a multiplicity of service data flows.

Abstract: The invention provides a method performed by a home public land mobile network, PLMN, of controlling access of a user equipment, UE, device to a non-home PLMN when the UE device has an access to a non-trusted network and thereby a connection with the home PLMN via an interworking function entity, the method comprising in the event of the UE device requesting an attachment to the non-home PLMN, making in the home PLMN a decision as to whether control of the UE device should be handed over to the non-home PLMN; and communicating the decision to the non-home PLMN.

Abstract: The present invention provides a method for providing public warning messages to a first user device associated with a second user device, the method comprising storing information connecting the first and second user devices to a single user identity and a preference of a user of the first and second user devices as to whether public warning messages which have been determined to be relevant for one of the first and second user devices should be transmitted to the other one of the first and second user devices; in the event of an event giving rise to an authority issuing a public warning alert, determining if at least one of the first and second devices is in an area indicated to be an area of relevance for the public warning alert.