Abstract: Provided is a method for a component of a cellular network for paging a plurality of user equipments being assigned to one of at least two paging groups, wherein each paging group is paged at a paging occasion defined for said paging group. The method comprises the steps of ascertaining at least one physical characteristics of said user equipment, assigning the user equipment to a paging group considering said at least one physical characteristic, and sending an information message related to paging at a defined paging occasion depending on the assigned paging group.

Abstract: Provided is a method to operate a base station that is part of a cellular network. The base station is configured to ascertain capability information from said reduced-capability user equipment indicating a capable uplink frequency bandwidth and a capable downlink frequency bandwidth. The method includes transmitting at least one first downlink signal for user equipment considering the received capability information, said first downlink signal indicating an assignment to a scheduled uplink frequency band, and scheduling information in the scheduled downlink frequency band for synchronously transmission in a predetermined nominal spacing to said scheduled uplink frequency band based on the center of the scheduled uplink frequency band and the scheduled downlink frequency band.

Abstract: Provided is a method to operate a base station of a cellular network, the base station serving a plurality of user equipments, wherein the plurality of user equipments comprises those which are qualified as reduced capability user equipment, and the base station is capable of applying at least one subcarrier spacing to a supported frequency band. The user equipment is operated on reduced capability by ascertaining a capability information from said user equipment including an indication of maximum number of supported subcarriers, determining the scheduling bandwidth for said user equipment taking into account the indicated maximum number of supported subcarriers and the at least one subcarrier spacing, and transferring information to said user equipment considering said determined scheduling bandwidth.

Abstract: Provided is a method to operate a base station of a cellular network, the base station being capable of supporting bandwidth limited operation of user equipments camping on said base station, comprising the step for said base station of broadcasting a set of system information items. The set of system information items additionally comprises a first system information item indicating that camping is allowed for at least one first user equipment supporting bandwidth limited operation only. The set of system information items comprise a second system information item indicating whether newly camping is allowed for at least one second user equipments supporting additionally other modes of operation than bandwidth-limited operation, under the condition that said second user equipment is intending to use at least one of the features specific to a base station supporting bandwidth-limited operation. Other embodiments disclosed.

Abstract: Provided is a method for data transmission from a user equipment to a remote server by means of a base station of a cellular network, wherein the user equipment is configured to carry out payload data transmission to said remote server. It comprises: carrying out a first signaling data transmission to the base station, determining a first power value representative of the power spent for said first signaling data transmission, maintaining the first power value as reference value, carrying out a second signaling data transmission to the base station, and determining a second power value representative of the power spent for said second signaling data transmission. In case said second power value exceeds said first power value by a predetermined threshold value, it delays the next payload data transmission for a predetermined time.

Abstract: Provided is a method for a first base station operating with a cellular network, covering a first cell area and being connectively coupled to a second base station supporting beamforming, covering a second cell area, wherein a plurality of user equipments is located in said first cell area. It includes sending a message representative of an instruction to perform at least one automatic neighbor relation measurement to at least one of the plurality of user equipments located in said first cell area, receiving at least one automatic neighbor relation message from said at least one user equipment, and omitting said at least one user equipment from further considering for further automatic neighbor relation evaluation, when said automatic neighbor relation message indicates that said user equipment is located outside of the second cell area.

Abstract: Provided is a method to operate a user equipment communicatively connected to at least two subscriber identity modules, which are at least assigned to a first and a cellular network, wherein the user equipment has assigned an independent paging identity in each of the first and second cellular networks for registration in said cellular networks. Other embodiments disclosed.

Abstract: Provided is a method for a user equipment operating by means of a base station in a cellular network, the user equipment being configured to transmit data packets with a higher and with a lower priority. It includes sending a in a first message a lower priority data packet, receiving a HARQ non-acknowledgement response from the base station, in case the transmission of at least one higher priority data packet becomes due since the step of sending the lower priority data packet, and sending a second message containing an element being indicative to discontinue transmission of the lower priority data packet to the base station, in response receiving a response message from the base station.

Abstract: Provided herein is a system, components, and methods for a user equipment therein operating on a first base node of a cellular network, the first base node communicatively coupled to two core networks of said cellular network, the user equipment operating in an open data exchange session by means of a data exchange context terminating in selected one of the two core networks, the user equipment further maintaining a first device identity received from said selected core network. Other embodiments are disclosed.

Abstract: Provided is a method for a method to operate a base station being part of a cellular network, the base station being configured for conducting a preconfigured periodical uplink communication schedule with at least one user equipment. The base station negotiates with the user equipment for setting up the preconfigured periodical uplink communication schedule. A downlink data flag indicating if the user equipment is prepared to receive downlink data in conjunction with at least one preconfigured periodical uplink communication occasion is received. Network resources are allocated at a time synchronized with the preconfigured periodical uplink communication schedule of a data transmission as part of a preconfigured periodical uplink communication occasion. Other embodiments are disclosed.

Abstract: A method for transmitting system information items from a base station of a cellular network to first and second user equipment. The first user equipment is a first type of user equipment and the second user equipment is a second type of user equipment, different from the first type. Upon reception of a request for system information from the first and second user equipment, the base station collects a subset of the system information items considering the type of user equipment in a set of system information messages for the respective type of user equipment, and provides each of said set of system information messages to the requesting user equipment. At least one system information item is collected in the set of system information messages for the first type of user equipment, and is lacking in the set of system information messages for the second type of user equipment.

Abstract: Provided is a method to operate a user equipment operating in a cellular network different from the user equipment's home cellular network, the user equipment being configured to carry out, following a periodic home network scan cycle, a measurement attempt to the home cellular network, the user equipment operating in a reduced activity mode, comprising reduced measurement activity time periods, comprising the step of comparing the periodic home network scan cycle with the reduced activity mode's reduced measurement activity time period, in case the periodic home network scan cycle is shorter than the reduced measurement activity time period, amending the periodic home network scan cycle.

Abstract: Herein provided is a method for operating a base station of a cellular network. The base station serves user equipment camping thereon, or connected thereto, and agrees with the user equipment to a periodic dedicated prescheduled uplink transmission schedule. Upon determining that an uplink occasion of that schedule is missed by the user equipment, the user equipment is considered as unavailable for communicating at said uplink occasion in relation with the base station. If it is considered unavailable, it instead maintains a presently active dedicated prescheduled uplink transmission schedule. Otherwise it cancels the presently active dedicated prescheduled uplink transmission schedule. Other embodiments are disclosed.

Abstract: A method for a user equipment operating in a cellular network having a plurality of base stations, the user equipment operating on at least one of the base stations, hereinafter the serving base station, for the case of a communication loss to its serving base station, whereby the conditions relating to the serving base station or the corresponding frequency fulfills the criteria concerning jamming. The method includes the steps of: scanning for accessible base stations of the cellular network, examining the at least one base station being identified through the scanning step, by means of signalling message, evaluating the response behavior of the at least one base station, wherein in consideration of the response behavior of at least one of said base station if said base station is rated as suspicious: indicating a jamming situation, otherwise camping on at least one of the base stations.

Abstract: The present invention relates to a method for data transmission from a first user equipment to a base station of a cellular network, where the first user equipment is camping on under coverage enhancement conditions, the first user equipment being communicatively connected to at least one second user equipment via a device-to-device communication channel, wherein for the data transmission of at least one data packet, the method comprises the steps for the first user equipment of: transmitting the at least one data packet to the at least one second user equipment via the device-to-device communication channel, instructing the at least one second user equipment to transmit the at least one data packet time-synchronized with the first transmission to the base station.

Abstract: The present invention relates to a method for operating a user equipment maintaining a normalized transmission power value, indicating the maximum transmission power of the transmitting circuitry of the user equipment, further comprising the step for the user equipment of: receiving a predetermined sufficient power level to be achieved at the base station receiver from the base station, deriving a pathloss value from signals received from the serving base station, determining a signal power value out of the normalized transmission power value of the user equipment and the pathloss value, and when the determined signal power value level is lower than a predetermined sufficient power level at the base station: performing a cell re-selection to another base station.

Abstract: The present invention relates to a method for operating a user equipment with a base station assigned to at least two core networks in co-existence mode of a cellular network, the user equipment operating in a data communication mode with direct connection termination in the at least one core network, the method comprising the steps for the user equipment of:—camping on a base station with access to at least two core networks of different technology standards,—receiving a transmission from said base station indicating available radio resources of the first and of the second core network,—selecting the core network which is appropriate for said envisaged connection,—sending a connection request for envisaged connection to the base station using parts of said indicated radio resources belonging to the selected core network,—receiving a response indication from the base station.

Abstract: A method for a base node of a cellular network for signalling system information items in one or more system information blocks, wherein at least one system information block is transmitted only for a limited period of time lasting at least one broadcast modification period, hereinafter the on-demand system information provisioning period, the base node further signalling a primary block periodically. The method incudes: —signalling during a broadcast modification period in the primary block one first information element indicating whether in one system information item of one signaled system information block a content change appeared in comparison with the signaled system information blocks signaled prior to the broadcast modification period, and —signalling during the on-demand system information provisioning period in the primary block one second information element indicating a change in system information block scheduling compared to the scheduled system information prior to the provisioning period.

Abstract: A method for securing a direct communication connection between a first and a second user equipment, both configured to operate with base stations of a wireless network, in which the first user equipment maintains an authentication code received from a first security center accessible via the wireless network, said first security center being assigned to a first area, the method comprising the steps for the first user equipment of: maintaining a trust level of the authentication code, reducing the trust level relating to the time of last access to one of the base stations of the wireless network, submitting to the second user equipment the authentication code and the trust level, for setting up the direct communication connection, and in case of reception of a confirmation transmission from the second user equipment: setting up the direct communication connection with the second user equipment.

Abstract: User equipment communicates by means of a primary base node and at least one secondary base node of a cellular network that are respectively assigned to different radio access networks. The user equipment sends a first message comprising its available capabilities to the primary base node, and receives a first indication from the primary base node relating to the capabilities being used by the primary base node. It sends a second message to the secondary base node, comprising those capabilities not being used by the primary base node. and receives a second indication from the secondary base node relating to the capabilities being used by the secondary base node. It sends a third message with still unused capabilities to the primary base node. and initiates a communication link with a remote terminal by means of the primary and the secondary base nodes using the configured capabilities.