Abstract: A wireless device (14) transmits, to a radio network node (12), a radio resource control (RRC) connection request (18) that requests the establishment, re-establishment, or resumption of an RRC connection (16). The RRC connection request (18) indicates a type of core network to which the wireless device (14)selects to connect. The wireless device (14) in some embodiments receives a response to the RRC connection request (18), based on the type of core network to which the wireless device (14) selects to connect. For example, the wireless device (14) may receive the response using a protocol stack determined based on the type of core network to which the wireless device (14) selects to connect.

Abstract: A scheduling node transmits, to a radio node configured for sub-subframe operation, a semi-persistent scheduling (SPS) configuration message configuring the radio node for sub-subframe-based SPS. The SPS configuration message comprises an identifier of the radio node and indicates a pattern of sub-subframes in which a resource allocation for the radio node repeats. The radio node receives the SPS configuration message and configures the radio node for sub-subframe-based SPS according to the SPS configuration message.

Abstract: A network node is configured for use in a wireless communication network. The network node is configured to acquire radio access capability information of a wireless device. The radio access capability information of the wireless device indicates radio access capabilities of the wireless device. The network node is configured to determine if the wireless communication network received the radio access capability information of the wireless device before access stratum security was activated for the wireless device. If the wireless communication network received the radio access capability information of the wireless device before access stratum security was activated for the wireless device according to that determination, the network node is configured to re-acquire the radio access capability information of the wireless device after access stratum security is activated for the wireless device.

Abstract: A method for decoding PLMN information comprises receiving a message comprising PLMN information for a plurality of cells and determining PLMN information from the message for a first group of cells that comprises at least one cell, each cell of the first group of cells associated with a first core network type. The method further comprises determining PLMN information from the message for a second group of cells that comprises at least one cell, each cell of the second group of cells associated with a second core network type. At least one cell is a part of the first group of cells and the second group of cells. The PLMN information for the at least one cell in the first group of cells and the second group of cells is provided only once.

Abstract: A method by a UE is provided to handle communication in a network, wherein the UE is capable of receiving a registration area configuration including area identifiers associated with different cells of different RATs. The UE receives, from a network node, a first mobile identifier and a second mobile identifier in a message during a transition of states of the UE, wherein the first mobile identifier is of a first length and the second mobile identifier is of a second length different than the first length. Furthermore, the UE uses the first mobile identifier to resume to a first network node of a first RAT in the registration area configuration of the UE, and the second mobile identifier to resume to a second network node of a second RAT in the registration area configuration of the UE.

Abstract: A scheduling node (110) transmits, to a radio node (105) configured for sub-subframe operation, a semi-persistent scheduling (SPS) configuration message (210) configuring the radio node (105) for sub-subframe-based SPS. The SPS configuration message (210) comprises an identifier of the radio node (105) and indicates a pattern of sub-subframes (82) in which a resource allocation for the radio node (105) repeats. The radio node (105) receives the SPS configuration message (210) and configures the radio node (105) for sub-subframe-based SPS according to the SPS configuration message (210).

Abstract: According to an embodiment, a method performed by a wireless device includes transmitting, to a network node, a message requesting a grant of resources for transmitting a first message and, in response, receiving a grant message granting the resources. The method further includes determining, based at least in part on the grant message, whether a length of a temporary device identifier of the wireless device exceeds a limit that the network node is capable of receiving in the first message. When the temporary device identifier does not exceed the limit, the method includes transmitting the temporary device identifier to the network node in the first message. When the temporary device identifier exceeds the limit, the method includes transmitting a first portion of the temporary device identifier in the first message and transmitting a second portion of the temporary identifier in a second message to the network node.

Abstract: Systems, methods, and apparatus for handling communications relating to suspending a user equipment in a radio access network (RAN) are disclosed. An example method includes receiving, by a user equipment that is operating in a connected state, a radio resource control (RRC) release message. The user equipment determines, based on an indication in the RRC release message, whether to suspend the user equipment to an inactive state or an idle state, the indication comprising a presence or absence a suspend configuration field in the RRC release message. Responsive to determining that the indication is to suspend to an inactive state, the user equipment transitions to the inactive state.

Abstract: A method for decoding PLMN information comprises receiving a message comprising PLMN information for a plurality of cells and determining PLMN information from the message for a first group of cells that comprises at least one cell, each cell of the first group of cells associated with a first core network type. The method further comprises determining PLMN information from the message for a second group of cells that comprises at least one cell, each cell of the second group of cells associated with a second core network type. At least one cell is a part of the first group of cells and the second group of cells. The PLMN information for the at least one cell in the first group of cells and the second group of cells is provided only once.

Abstract: A terminal device for a wireless communication network is configurable with a plurality of transmission time intervals. An example method comprises: receiving a grant message comprising an indication of radio resources in which the terminal device can transmit one or more wireless messages, the radio resources being configured according to a first transmission time interval of the plurality of transmission time intervals; determining the presence of data to transmit, the data being associated with a logical channel; determining a maximum transmission time interval associated with the logical channel; and, responsive to a determination that the maximum transmission time interval associated with the logical channel is less than the first transmission time interval, transmitting a scheduling request message. The scheduling request message is configured according to a second transmission time interval of the plurality of transmission time intervals, shorter than the first.

Abstract: Methods, a core network node (104A) and a node (102A) in a radio access network, RAN, (102), for enabling emergency services for wireless devices in the RAN. The core network node (104A) sends (2:1), to the RAN node (102A), information about one or more Access and Mobility Management Functions, AMFs, that support emergency services, to avoid an emergency fallback procedure for wireless devices in the RAN. The RAN node (102A) then selects (2:2) an AMF (104B) that supports emergency services for a wireless device (100) in the RAN, based on the received information. Thereby, the wireless device will have immediate access to emergency services and no delaying emergency fallback procedure is performed which could be critical in an emergency situation.

Abstract: A method by a UE is provided to handle communication in a network, wherein the UE is capable of receiving a registration area configuration including area identifiers associated with different cells of different RATs. The UE receives, from a network node, a first mobile identifier and a second mobile identifier in a message during a transition of states of the UE, wherein the first mobile identifier is of a first length and the second mobile identifier is of a second length different than the first length. Furthermore, the UE uses the first mobile identifier to resume to a first network node of a first RAT in the registration area configuration of the UE, and the second mobile identifier to resume to a second network node of a second RAT in the registration area configuration of the UE.

Abstract: A method for decoding PLMN information comprises receiving a message comprising PLMN information for a plurality of cells and determining PLMN information from the message for a first group of cells that comprises at least one cell, each cell of the first group of cells associated with a first core network type. The method further comprises determining PLMN information from the message for a second group of cells that comprises at least one cell, each cell of the second group of cells associated with a second core network type. At least one cell is a part of the first group of cells and the second group of cells. The PLMN information for the at least one cell in the first group of cells and the second group of cells is provided only once.

Abstract: The disclosure provides a method in a terminal device for a wireless communication network. The terminal device is configurable with a plurality of transmission time intervals. The method comprises; receiving a first grant message from the wireless communication network, the first grant message comprising an indication of first radio resources in which the terminal device can transmit one or more wireless messages, the first radio resources being configured according to a first transmission time interval of the plurality of transmission time intervals; determining the presence of data to transmit, the data being associated with a first logical channel; determining a maximum transmission time interval associated with the first logical channel; and, responsive to a determination that the maximum transmission time interval associated with the logical channel is less than the first transmission time interval, transmitting a scheduling request message to the wireless communication network.

Abstract: Methods, a network node and a wireless device for implementing pre-configured grants with a hopping pattern in a wireless communication system are disclosed. According to one aspect, a method in a network node for scheduling uplink transmissions for at least one wireless device is provided. The method includes defining a set of time-frequency uplink distribution patterns utilizing preconfigured grants of time-frequency resources for the at least one wireless device. The method also includes assigning to a first wireless device of the at least one wireless device a first time-frequency uplink distribution pattern from the set.

Abstract: A method in a network node (115) comprises determining (404), for one or more wireless devices (110), whether one or more or a short transmission time interval (TTI) and a reduced processing time are supported by the one or more wireless devices. The method comprises assigning (405) the one or more wireless devices to one of at least two available scheduling pools (215, 220) based on the determination of whether one or more of the short TTI and the reduced processing time are supported.

Abstract: Methods, a core network node (104A) and a node (102A) in a radio access network, RAN, (102), for enabling emergency services for wireless devices in the RAN. The core network node (104A) sends (2:1), to the RAN node (102A), information about one or more Access and Mobility Management Functions, AMFs, that support emergency services, to avoid an emergency fallback procedure for wireless devices in the RAN. The RAN node (102A) then selects (2:2) an AMF (104B) that supports emergency services for a wireless device (100) in the RAN, based on the received information. Thereby, the wireless device will have immediate access to emergency services and no delaying emergency fallback procedure is performed which could be critical in an emergency situation.

Abstract: A method, wireless device, and network node for scheduling uplink transmissions for at least one wireless device. The method, in the wireless device, includes defining a set of time-frequency uplink transmission hopping patterns for the at least one wireless device, assigning to a first wireless device of the at least one wireless device, a first time-frequency uplink transmission hopping pattern from the set of time-frequency uplink transmission hopping patterns, and receiving, from the first wireless device, an uplink transmission of data packets, the uplink transmission based on the assigned first time-frequency uplink transmission hopping pattern.

Abstract: A scheduling node (110) transmits, to a radio node (105) configured for sub-subframe operation, a semi-persistent scheduling (SPS) configuration message (210) configuring the radio node (105) for sub-subframe-based SPS. The SPS configuration message (210) comprises an identifier of the radio node (105) and indicates a pattern of sub-subframes (82) in which a resource allocation for the radio node (105) repeats. The radio node (105) receives the SPS configuration message (210) and configures the radio node (105) for sub-subframe-based SPS according to the SPS configuration message (210).

Abstract: According to certain embodiments, a method is disclosed for use in a wireless device. The method comprises transmitting uplink data to a network node. The uplink data is transmitted according to a semi-persistent scheduling (SPS) configuration obtained from the network node. The uplink data is transmitted without transmitting padding when no data is available for transmission. The method further comprises retransmitting the uplink data to the network node until receiving an indication to transmit new uplink data. The indication is received from the network node via a control channel.