Abstract: There is disclosed a method of operating a network node in a New Radio, NR, radio access network. The method includes transmitting data signaling in a slot corresponding to an LTE MBSFN subframe, the data signaling being rate-matched around resource elements corresponding to resource elements according to a configuration for Cell-Reference Signaling, CRS, for LTE non-MBSFN subframes. The disclosure also pertains to related methods and devices.

Abstract: According to an aspect, a wireless device enters an RRC inactive state from a RRC connected state, in response to a message received from the wireless network. The wireless device subsequently transitions from the RRC inactive state to the RRC connected state and resumes one or more measurements according to one or more measurement configurations stored while the wireless device was in the RRC inactive state.

Abstract: Power headroom reporting and report handling are discussed in the context of a Physical Uplink Shared Channel (PUSCH), on which a user equipment (UE) has no valid uplink grant, and a Physical Uplink Control Channel (PUCCH) on which a UE has no transmission. Under these circumstances, it is not possible to directly calculate one or more parameters which are used to calculate power headroom. Accordingly, exemplary embodiments provide for predetermined, known values to be used by the UE to calculate the power headroom, and by the eNodeB to understand the meaning of a received power headroom report.

Abstract: Methods in a radio network node are provided in which the radio network node receives, from a network node, first wireless device capability information associated with a wireless device, determines second wireless device capability information required by the radio network node, and sends, to the wireless device, a request for capability information. The request for capability information comprises a capability filter based, at least in part, on the first wireless device capability information and on the second wireless device capability information. Related radio network nodes and computer program products are also provided.

Abstract: Scheduling requests are transmitted from a mobile terminal to a base station. The mobile sends a first scheduling request to the base station, the first scheduling request being associated with first data to be transmitted to the base station. The mobile receives a scheduling grant from the base station in response to the first scheduling request and transmits a buffer status report to the base station in response to receiving the scheduling grant. An HARQ acknowledgment for the buffer status report is received. Second data is received for transmission to the base station while at least some of the first data is waiting to be transmitted to the base station. A change in a buffer status of the mobile terminal is detected indicating that the second data has higher priority than the first data. The mobile transmits a second subsequent scheduling request to the base station in response to the change in buffer status.

Abstract: The disclosure provides a method performed by a wireless device for providing capability information. The method comprises: receiving a first message from a base station, the first message comprising an indication of a capability filter; utilizing the capability filter to generate a filtered set of capabilities of the wireless device; applying a hash function to the filtered set of capabilities to generate a hash value; and transmitting a second message to the base station, the second message comprising the hash value.

Abstract: The embodiments herein relate to a method in a user equipment (605) for communicating with a base station (603) in a communications network (600). The user equipment (605) is configured to communicate with the base station (603) according to a selectable of at least two user equipment categories. The user equipment (605) selects one of the at least two user equipment categories if information indicating the one of the user equipment categories is received from the base station (603). The user equipment (605) selects a default of the user equipment categories if no information indicating which of the user equipment categories is received from the base station (603). The user equipment (605) determines a soft buffer size according to the selected user equipment category. The user equipment (605) communicates with the base station (603) according to the selected user equipment category and applying the determined soft buffer size.

Abstract: Power headroom reporting and report handling are discussed in the context of a Physical Uplink Shared Channel (PUSCH), on which a user equipment (UE) has no valid uplink grant, and a Physical Uplink Control Channel (PUCCH) on which a UE has no transmission. Under these circumstances, it is not possible to directly calculate one or more parameters which are used to calculate power headroom. Accordingly, exemplary embodiments provide for predetermined, known values to be used by the UE to calculate the power headroom, and by the eNodeB to understand the meaning of a received power headroom report.

Abstract: A method is provided in a receiving node for handling status information of data units transmitted from a sending node to the receiving node over a radio link. The receiving node detects that a number of RLC Data PDUs transmitted by the peer AM RLC entity are missing, and constructing a STATUS PDU to include NACK_SNs for a first part of the missing RLC Data PDUs and omitting NACK_SNs for the rest of the missing RLC Data PDUs. The receiving node further sets the ACK_SN field of the status PDU such that the status PDU includes only acknowledgments for PDUs having a sequence number equal to or less than the minimum sequence number omitted from the status PDU, and sends sending the STATUS PDU from the AM RLC entity to the peer AM RLC entity over the radio link.

Abstract: The present disclosure relates in general to cellular radio network communication. In one of its aspects, the technology presented herein concerns a method in a wireless device for accessing a communication network. Minimum system information associated with a cell and broadcasted from a network node in the communication network is received, wherein the minimum system information comprises a Public Land Mobile Network identity (PLMN ID) list and an indication that at least one additional PLMN is supported by the communication network. If any of the PLMN IDs in the received minimum system information corresponds to an allowed PLMN ID, the communication network is accessed. If no PLMN ID received in the minimum system information corresponds to an allowed PLMN ID, a request for on-demand system information comprising the at least one additional PLMN is sent to the network node.

Abstract: In an embodiment, a method and a terminal for acquiring paging information during a set of one or more paging occasions, one paging occasion corresponding to a subframe. In an embodiment, the method determines a first subframe of the set of one or more paging occasions and determines a last subframe of the set of one or more paging occasions.

Abstract: Scheduling requests are transmitted from a mobile terminal to a base station. The mobile sends a first scheduling request to the base station, the first scheduling request being associated with first data to be transmitted to the base station. The mobile receives a scheduling grant from the base station in response to the first scheduling request and transmits a buffer status report to the base station in response to receiving the scheduling grant. An HARQ acknowledgment for the buffer status report is received. Second data is received for transmission to the base station while at least some of the first data is waiting to be transmitted to the base station. A change in a buffer status of the mobile terminal is detected indicating that the second data has higher priority than the first data. The mobile transmits a second subsequent scheduling request to the base station in response to the change in buffer status.

Abstract: According to some embodiments, a method performed by a network node of incrementally obtaining wireless device capability information comprises: receiving a context setup request for a wireless device from an access and mobility management function (AMF); determining the context setup request does not include device capability information relevant to the network node; transmitting a device capability enquiry to the wireless device; receiving a user UE-ModelId from the wireless device; determining the network node does not have stored device capability information associated with the UE-ModelId; transmitting a device capability enquiry that include a capability filter to the wireless device; receiving a subset of device capabilities identified by the first capability filter from the wireless device; and updating stored device capability information associated with the UE-ModelId with the subset of device capabilities.

Abstract: A method, network node and wireless device (WD) for adaptation of maximum operational timing difference (MOTD) for intra-band multicarrier operation based on number of independent timing management groups are disclosed. According to one aspect, a process in a network node includes determining a 5 maximum operational time difference parameter based on a number (N) of transmit timing management groups (TMG) configured at a WD. The process also includes operating to receive or transmit at least one of a: signal S1 between the WD and a first cell and signal S2 between the WD and a second cell based on the determined MOTD parameter. The process also includes using the determined MOTD parameter for one 10 or more operational tasks.

Abstract: A method is provided in a receiving node for handling status information of data units transmitted from a sending node to the receiving node over a radio link. The receiving node establishes that a number of data units that has been transmitted by the sending node are missing. The receiving node sends a reduced status message to the sending node over the radio link, which message is reduced such that it comprises the negative acknowledgement for a first part of missing data units and omits negative acknowledgements for the rest of the missing data units. The omitted negative acknowledgement for the rest of the missing data units will not erroneously be interpreted as correctly received data units by the sending node.

Abstract: According to an exemplary embodiment a method may be provided to operate a central unit, CU, node that is coupled with first and second distributed unit, DU, nodes. Communication is provided between the CU node and a mobile communication device through the first DU node over a first radio link between the first DU node and the mobile communication device. A message is received from the first DU node informing the CU node that the radio link is temporarily unavailable. Responsive to receiving the message, communication through the first DU node is suspended, wherein configuration of the first DU node to serve the mobile communication device using the first radio link is maintained. While suspending communication through the first DU node, communication may be provided through the second DU node over a second radio link between the second DU node and the mobile communication device.

Abstract: Embodiments include methods for a user equipment (UE) to advertise capabilities to a network node in a radio access network. Embodiments include transmitting, to the network node, information describing a plurality of feature sets supported by the UE. The information can include one or more InitialFeatureLists and one or more ExtensionFeatureLists, with each each ExtensionFeatureList being associated with a particular InitialFeatureList. Embodiments also include transmitting, to the network node, one or more BandCombination elements, each including a list of frequency bands in which the UE is concurrently operable and a FeatureSetCombination element identifying features supported by the UE within each frequency band included in the list. Some embodiments can also include receiving, from the network node, a configuration (e.g., for dual connectivity and/or carrier aggregation) based on the information describing a plurality of feature sets and the BandCombination elements.

Abstract: The present disclosure provides methods, devices, and systems for signaling of In-Device Coexistence (IDC) problems in uplink (UL) Carrier Aggregation (CA). Embodiments of a method in a User Equipment (UE) in communication with an Evolved Node B (eNB) are disclosed. In some embodiments, the method in the UE comprises sending an IDC indication to the eNB including information of problematic UL CA combinations. In this manner, the eNB is provided an indication from which the eNB can deduce which frequencies need to be avoided for UL CA.

Abstract: There is disclosed a method of operating a user equipment, UE, in a radio access network, the UE being configured with UE-specific configuration for transmitting signaling on a physical channel, the UE further having a general configuration for transmitting signaling on the physical channel, wherein the method includes transmitting signaling on the physical channel based on the general configuration ignoring the UE-specific configuration. The disclosure also pertains to related methods and devices.

Abstract: A method of operating a wireless device may be provided. A wireless device may receive a release message from a network node of a radio access network. The release message may include an identification of a redirected carrier. In response to the release message omitting synchronization block related parameters for the redirected carrier, the wireless device may check in measurement information configured for the wireless device for the synchronization block related parameters for the redirected carrier; and may perform synchronization signal measurements for the redirected carrier using the synchronization block related parameters in the measurement information.