Abstract: The present invention provides a method of distributing public warning messages to a subscriber of a cellular communications system, the method comprising storing in a database information connecting a cellular device of the subscriber to at least one messaging service receivable by a device other than the cellular device; and in the event that a public warning message is to be broadcast to an area in which the cellular device of the subscriber is located, transmitting a warning message to the subscriber using the at least one messaging service to the device other than the cellular device.

Abstract: The present invention provides a method of enabling a provision of public warning system, PWS, messages to a user equipment, UE, device via a non-3GPP radio network, the method comprising establishing an internet protocol security, IPSec, tunnel connection from the UE device to a non-3GPP interworking function, N3IWF, via a non-3GPP, N3GPP, radio access technology, requesting from a first core network, CN, entity a provision of public warning system, PWS, messages; and providing the first CN entity with information about a location of the UE device.

Abstract: The present invention provides a method of operating a user equipment, UE device in communication with a non-terrestrial communication system comprising a plurality of transmission points, the method comprising in the UE device triggering a transmission of a measurement report dependent on a measurement by the UE device of a received signal parameter (1) of a signal received from a transmission point of the system and a comparison of the measured parameter with a threshold (2), the threshold varying according to a predetermined function dependent on an expected position of the UE device with respect to the transmission point.

Abstract: The invention provides a method of providing feedback from a plurality of base stations of a single frequency network to a user equipment device to indicate if a data transmission has been received successfully, wherein a positive acknowledgement of successful receipt is transmitted using a first feedback resource and a negative acknowledgement of unsuccessful receipt is transmitted using a second feedback resource, the first and second feedback resources being mutually orthogonal.

Abstract: The present invention provides a method of selecting an optimal communication routing between a UE and a core network wherein a plurality of differing communication paths are establishable between the UE and the network. Duplicate packets are transmitted over two communication paths and a latency difference determined between the two paths. This latency difference is used to select a communication path for subsequent communication.

Abstract: The present invention provides a method of performing by a UE device a random access attempt in a communication system comprising at least one non-terrestrial transmission station, the method comprising receiving reference signals transmitted by the non-terrestrial transmission station; determining from the received reference signals a trip time between the UE device and the non-terrestrial transmission station; and using the trip time to control the random access attempt.

Abstract: The present invention provides a method for enabling a wearable device connected to a user equipment device to be identified and authenticated within a mobile communications network, the method comprising attaching both the user equipment device and the wearable device to the mobile communications network by means of a single registration request communicated by the user equipment device to the mobile communications network.

Abstract: A method for controlling access to a radio channel in a single frequency network in which multiple base stations transmit the same data simultaneously to a user equipment, UE device, includes a first plurality of base stations transmitting a set of random access parameters of the single frequency network. The method also includes a second plurality of base stations receiving a random access preamble transmitted by the UE device. The second plurality of base stations the same or a subset of the first. The method also includes transmitting responses to the random access preamble from a third plurality of bases stations. The third plurality of base stations the same as or a subset of the second. The method also includes a fourth plurality of base stations receiving a scheduled transmission in response to the responses. The fourth plurality of base stations the same as or a subset of the third.

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 present invention provides a method of establishing a wireless communication link between two infrastructure nodes in a wireless communication system, the method comprising at a user equipment, UE, device receiving a link establishment request message transmitted by a first node; obtaining information relating to a position of the first node; and transmitting a message to a second node informing the second node of the position of the first node to assist in establishing the link between the first and second nodes.

Abstract: A method for controlling access to a radio channel in a single frequency network in which multiple base stations transmit the same data simultaneously to a user equipment, UE device, includes a first plurality of base stations transmitting a set of random access parameters of the single frequency network. The method also includes a second plurality of base stations receiving a random access preamble transmitted by the UE device. The second plurality of base stations the same or a subset of the first. The method also includes transmitting responses to the random access preamble from a third plurality of bases stations. The third plurality of base stations the same as or a subset of the second. The method also includes a fourth plurality of base stations receiving a scheduled transmission in response to the responses. The fourth plurality of base stations the same as or a subset of the third.

Abstract: The present invention provides a method of determining a transmission time interval length to be used for communications between a user equipment device and a base station in response to a new service request, wherein the transmission time interval length is selected dependent on a timing advance value to be used by the user equipment device for communication with the base station.

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 invention provides method in a mobile communication system of transmitting data wherein the data is transmitted using a modulation and coding scheme, MCS, which is reconfigurable over a MCS re-configuration cycle length and wherein the data is transmitted using a reconfigurable transmit time interval, TTI, length, the MCS reconfiguration cycle length and the TTI length being different from each other.

Abstract: A telecommunication system is provided comprising a Single Frequency Network, which enables the activation and respectively deactivation of base stations (SCn?SCn+3), each providing a radio cell such as a so-called Small Cell (SCn?SCn+3). Single Frequency Networks provide the advantage that no handover procedures are required for user equipment traversing several radio cells. The subject matter of the present invention provides means for a location based adaption of the transmission parameters for operating the Small Cells (SCn?SCn+3) in dependence of the location of the user equipment to be supplied.

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 method of operating a non-orthogonal multiple access, NOMA, communications network, the method comprising receiving from each of a plurality of user equipment, UE, devices at least one radio resource measurement report; processing the radio resource measurement reports to select a group of UE devices of the plurality of UE devices as a NOMA group; for the UE devices in the NOMA group determining a set of control parameters for the UE devices; informing the NOMA group UE devices a of the control parameters, wherein the control parameters are transmitted to the NOMA group UE devices using a downlink control information message having a format specific for NOMA messaging.

Abstract: The present invention provides a method for selecting a transmission mode for a transmission to at least one further user equipment, by selecting a communication profile for communication with the at least one further user equipment out of a set of provided communication profiles as a function of at least one determined location property, wherein each communication profile defines a set of transmission parameters.

Abstract: The invention provides a method of transferring resource control unit operational control functionality within a single frequency network, in which multiple transmission points transmit identical downlink data packets in a synchronized manner, from a first node to a second node, the method comprising receiving at a resource control unit a set of resource control information from at least one candidate node; determining using the resource control information a suitability of the at least one candidate node to be the second node; and initiating transfer of the resource control unit operational control functionality from the first node to the second node.

Abstract: A telecommunication system is provided comprising a Single Frequency Network, which enables the activation and respectively deactivation of base stations (SCn-SCn+3), each providing a radio cell such as a so-called Small Cell (SCn-SCn+3). Single Frequency Networks provide the advantage that no handover procedures are required for user equipment traversing several radio cells. The subject matter of the present invention provides means for a location based adaption of the transmission parameters for operating the Small Cells (SCn-SCn+3) in dependence of the location of the user equipment to be supplied.