Abstract: A method for operating an infrastructure equipment forming part of a non-terrestrial network, NTN, of a wireless communications network is provided. The method comprises transmitting a plurality of spot beams, each of the spot beams providing a wireless access interface for transmitting signals to and/or receiving signals from communications devices within a coverage region formed by the each of the spot beams, determining, for one or more of the spot beams, that the coverage region formed by the one or more of the spot beams is at least partially located within a geographical region in which NTN services are not permitted, and changing a utilisation state of each of the one or more of the spot beams from a first utilisation state to a second utilisation state.

Abstract: Infrastructure equipment for use in a telecommunications system, the infrastructure equipment comprising: transceiver circuitry and control circuitry, whereby the transceiver circuitry, under control of the control circuitry, is configured to: transmit first data to a first mobile device and second data to a second mobile device, wherein the transmission period of the second data is shorter than the transmission period of the first data and the second data is transmitted after the start of the first data, and uses transmission resources allocated to, the first data; and transmit to the first mobile device, indication data that contains information identifying the resources allocated to the second data, wherein the granularity of the resources is determined in accordance with the first data.

Abstract: A wireless telecommunications apparatus for use with a non-terrestrial wireless telecommunications network, the wireless telecommunications apparatus comprising circuitry configured to: receive first information associated with a satellite of the non-terrestrial wireless telecommunications network, the first information comprising incomplete ephemeris information of the satellite; transmit a signal usable by a second wireless telecommunications apparatus to verify a location of the wireless telecommunications apparatus relative to the satellite; and receive second information associated with the satellite, the second information being usable by the wireless telecommunications apparatus to determine complete ephemeris information of the satellite.

Abstract: A method of operating a communications device in a wireless communications network comprises transmitting a random access message on a wireless access interface, the random access message comprising a selected random access preamble. The method further comprises receiving a resource allocation message comprising an indication of downlink communications resources allocated for the transmission of a random access response message combined with a radio network terminal identifier which identifies the communications device which transmitted the random access message, determining that the resource allocation message identifies the communications device, and in response to determining that the resource allocation message identities the communications device, decoding the signals transmitted using the allocated downlink communications resources.

Abstract: A method of transmitting data in a mobile communications network, the method comprising transmitting first data to a first mobile unit wherein transmitting the first data comprises transmitting first control information in a first time period, the first control information identifying first allocated resources for transmitting the first data in a subsequent second time period.

Abstract: A method for operating an infrastructure equipment forming part of a wireless communications network is provided. The infrastructure equipment is a non-terrestrial network part of the wireless communications network configured to transmit one or more spot beams to provide a wireless access interface for transmitting signals to and receiving signals representing data from a communications device within a coverage region of a cell or one of the spot beams, the spot beam forming a cell. The method comprises broadcasting system information for receipt by the communications device, the system information including information relating to at least one of a cell or a spot beam of a neighbouring infrastructure equipment and a second spot beam of the infrastructure equipment, wherein the system information is broadcast in accordance with at least one predetermined condition.

Abstract: A infrastructure equipment is provided. The infrastructure equipment forms part of a wireless communications network configured to receive data from a communications device via a communications channel between the infrastructure equipment and the communications device. The infrastructure equipment comprises transceiver circuitry to transmit signals to and to receive signals from the communications device, and controller circuitry.

Abstract: A communications device for transmitting data to a wireless communications network transmits a random access preamble and uplink data in an uplink shared physical channel associated with the preamble according to a 2-step random access procedure. The association between the preamble and the uplink shared channel is known to the wireless communications network. The communications device detects, in response to transmitting the preamble and the uplink data, a random access response message providing timing advance information and uplink grant of resources of the uplink shared channel according to a 4-step random access procedure. In response to detecting the random access response message, the communications device transmits uplink data in the uplink resources granted in the random access response message according to a 4-step random access procedure, as if the communications device continued with a 4-step RACH procedure having started with a 2-step RACH procedure.

Abstract: A communications device is configured to transmit and/or receive signals via a wireless access interface provided by a mobile communications network. The wireless access interface comprising a plurality of transmission units each comprising one or more communications resource elements formed by dividing a system bandwidth in tune and frequency. One or more transmission units are configured to form combined transmission units, which can be allocated to communications devices for receiving or transmitting signals. The communications device is configured to receive an indication of a combined transmission unit providing one or more of the transmission units for the communications device, and receive an indication for each of the one or more transmission units of the combined transmission unit of whether the transmission unit is for transmitting signals, whether the transmission unit is for receiving signals or whether the transmission unit is not to be used for transmitting or receiving signals.

Abstract: A method of operating a wireless telecommunications system for communicating higher layer data from network infrastructure comprises establishing an allocation of radio resources for the network infrastructure equipment to use for transmitting higher layer data to the terminal device during a higher layer data transmission period; transmitting an indication of the allocated radio resources to the terminal device; beginning transmission of the higher layer data to the terminal device at the beginning of the higher layer data transmission period; and subsequently identifying during the higher layer data transmission period whether any of the allocated radio resources which have not yet been used are needed by the network infrastructure equipment for transmitting other data in the wireless telecommunications system.

Abstract: A method of operating a communications device for transmitting signals to and/or receiving signals from a non-terrestrial network (NTN) apparatus of a wireless communications network. The communications device acquires information for synchronising a transmission with the NTN apparatus. The communications device estimates a time remaining until an expiry time at which the information for synchronising the transmission with the apparatus will become invalid. The communications device receives, from the NTN apparatus, a biasing signal providing an indication to the communications device to bias an estimate of a time required to communicate the transmission with the NTN apparatus. The communications device determines, based at least in part on the indication provided by the biasing signal, the biased estimate of the time required to communicate the transmission with the NTN apparatus.

Abstract: The present disclosure pertains to a network entity for a mobile telecommunications system having circuitry configured to communicate with at least one user equipment, wherein the circuitry is further configured to transmit, to the at least one user equipment, time information for indicating a beam which will cover the at least one user equipment.

Abstract: A method of operating a communications device configured to transmit uplink signals to and/or to receive downlink signals from a non-terrestrial infrastructure equipment forming part of a non-terrestrial network, the method comprising: reading a first broadcast at a first reception time, wherein the first broadcast includes first signalling information comprising: first motion information of the non-terrestrial infrastructure equipment, and expiration information, wherein the expiration information is indicative of an invalidity time at which the first motion information will be deemed to be invalid; determining that the first motion information has become invalid; and based on determining that the first motion information has become invalid, receiving a second broadcast, wherein the second broadcast includes second signalling information comprising second motion information of the non-terrestrial infrastructure equipment and expiration information.

Abstract: A method for operating an infrastructure equipment forming part of a wireless communications network is provided. The infrastructure equipment is a non-terrestrial network part of the wireless communications network configured to transmit one or more spot beams to provide a wireless access interface for transmitting signals to and receiving signals representing data from a communications device within a coverage region of a cell or one of the spot beams, the spot beam forming a cell. The method comprises broadcasting system information for receipt by the communications device, the system information including information relating to at least one of a cell or a spot beam of a neighbouring infrastructure equipment and a second spot beam of the infrastructure equipment, wherein the system information is broadcast in accordance with at least one predetermined condition.

Abstract: A method for operating an infrastructure equipment forming part of a wireless communications network is provided. The wireless communications network comprises a base station and a non-terrestrial network part, the non-terrestrial network part transmitting one or more spot beams to provide a wireless access interface for transmitting signals to and receiving signals representing data from a communications device within a coverage region of a cell or one of the spot beams, the spot beam forming a cell. The method comprises transmitting, to the communications device, an indication of a first condition to be met before the communications device should transmit assistance information to the infrastructure equipment, receiving the assistance information from the communications device upon the first condition being met, determining, based on the assistance information, that a cell change of the communications device should be initiated, and initiating the cell change of the communications device.

Abstract: A method for a communications device in a coverage region of a first cell generated by a non-terrestrial network part of a wireless communications network, the first cell being a serving cell for the communications device, the method comprising determining whether the coverage area of the first cell overlaps with a region associated with a coverage area of at least one non-serving cell, and in response to determining that the coverage area of the serving cell overlaps with a region associated with a coverage area of at least one non-serving cell, initiating measurements of signals transmitted on a frequency which is used for transmissions by infrastructure equipment associated with the at least one non-serving cell.

Abstract: A method of operating a first infrastructure equipment of a wireless communications network comprising a core network part, the first infrastructure equipment, a second infrastructure equipment acting as a backhaul relay node between the first infrastructure equipment and the core network part, and a downstream wireless communications device. The method comprising receiving from the second infrastructure equipment an indication of a first set of communications resources, allocating resource elements of the first set of communications resources for receiving first data for transmission to the core network part from the downstream wireless communications device, and receiving second data transmitted by the second infrastructure equipment on one or more resource elements within a second set of communications resources, the second set of communications resources different from the first set of communications resources.

Abstract: A communications device for transmitting data to a wireless communications network is configured to transmit a random access preamble, and to transmit uplink data in an uplink shared physical channel associated with the preamble according to a 2-step random access procedure, the association between the preamble and the uplink shared channel being known to the wireless communications network. The communications device is configured to detect, in response to transmitting the preamble and the uplink data, a random access response message providing timing advance information and uplink grant of resources of the uplink shared channel according to a 4-step random access procedure.

Abstract: A method comprising transmitting signals to one or more communications devices within a radio coverage area provided by infrastructure equipment, the infrastructure equipment forming either part of a non-terrestrial network of a wireless communications network and wherein the radio coverage area forms a spot beam of the non-terrestrial network, or part of a terrestrial network and wherein the radio coverage area is a cell of a terrestrial network, wherein the transmitting the signals includes transmitting signalling information indicating that one or more neighbouring coverage areas to the radio coverage area provided by the infrastructure equipment are either formed by a spot beam of a non-terrestrial network, a spot beam of the non-terrestrial network of which the infrastructure equipment forms part, a cell of a terrestrial network or a cell of the terrestrial network of which the infrastructure equipment forms part.

Abstract: A method for operating an infrastructure equipment forming part of a wireless communications network is provided. The wireless communications network comprises a base station and a non-terrestrial network part, the non-terrestrial network part transmitting one or more spot beams to provide a wireless access interface for transmitting signals to and receiving signals representing data from a communications device within a coverage region of a cell or one of the spot beams, the spot beam forming a cell. The method comprises transmitting, to the communications device, an indication of a first condition to be met before the communications device should transmit assistance information to the infrastructure equipment, receiving the assistance information from the communications device upon the first condition being met, determining, based on the assistance information, that a cell change of the communications device should be initiated, and initiating the cell change of the communications device.