Abstract: Embodiments of the present disclosure relate to methods, devices and computer readable mediums for beam failure recovery. The method includes detecting a beam failure on a serving cell of the terminal device, the serving cell including at least one of a primary cell and a secondary cell serving the terminal device. The method further includes in response to detecting the beam failure on the serving cell, generating a medium access control, MAC, control element, CE, the MAC CE including a field associated with the serving cell, wherein the field is set to be a predefined value indicating the beam failure. The method further includes transmitting the MAC CE to a network device associated with the serving cell.

Abstract: Systems, methods, apparatuses, and computer program products for prioritized random access during handover are provided. One method may include transmitting, by a source network node, a handover request to a target network node. The handover request may include an indication of a recognition of prioritized random access for a user equipment. The method may also include receiving an acknowledgement from the target network node, building a reconfiguration message, for the user equipment, comprising a prioritized set of random access parameters, and transmitting, to the user equipment, the reconfiguration message comprising the prioritized set of random access parameters.

Abstract: There is provided an apparatus, said apparatus including circuitry for operating in a first discontinuous reception mode including at least one awake period and at least one sleep period, receiving, during operation in the at least one awake period, a first indication from a network to perform at least one of pausing operation of the first discontinuous reception mode such that the apparatus continues operation in the at least one awake period and disabling operation of the first discontinuous reception mode such that the apparatus continues operation in a second discontinuous reception mode.

Abstract: An apparatus comprising at least one processor; and at least one memory including computer program code; the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus to perform: determining system information available from a network; and requesting system information from the network, wherein the request for system information comprises an indication of interest in at least one or more multicast and/or broadcast services.

Abstract: Various communication systems may benefit from improved random access operations. For example, certain embodiments may benefit from improved random access in which multiple bandwidth parts are configured to a user equipment within one cell. A method, in certain embodiments, may include triggering a random access procedure at a user equipment. The method may also include switching at the user equipment from a first uplink bandwidth part that does not support a random access channel to a second uplink bandwidth part that has the random access channel configured after the triggering of the random access procedure. The switching may be autonomously performed by the user equipment. In addition, the method may include performing the random access procedure at the user equipment using the random access channel configured at the second uplink bandwidth part.

Abstract: Embodiments of the present disclosure relate to methods, devices and computer readable storage media for determining a transport block size (TBS) for Contention Free Random Access (CFRA) in a random access procedure. In example embodiments, a CFRA request is transmitted by a terminal device to a network device during a random access procedure. The terminal device receives a random access response to the CFRA request from the network device. The random access response indicates a TBS granted by the network device for use in transmission. Based on the granted TBS, the terminal device transmits, to the network device, a first data block with the granted TBS or a second data block to be transmitted and stored in a buffer. In this way, the data loss may be avoided, and the data transmission efficiency may be improved.

Abstract: Embodiments of the present disclosure relate to methods and devices for transmission by selecting between uplink resources. According to a method implemented by a terminal device in a communication system, a configuration of a first resource is received from a network device, the first resource being a grant-free resource. An uplink grant is received from the network device, indicating a second resource for use in a transmission time interval. The terminal device determines, based on the configuration of the first resource, whether the first resource is available in the transmission time interval. In response to determining that the first resource is available and possibly in response to a predefined condition associated with a logical channel for the terminal device is met, the terminal device transmits uplink data to the network device using the first resource.

Abstract: Disclosed are embodiments of methods and apparatuses for supporting Multicast and Broadcast Services (MBSs) in a Dual-Connectivity (DC) scenario. A method implemented ata terminal device may comprise receiving from a first base station (BS) a command to report interested MBSs, sending information of interested MBSs to the first BS, receiving from the first BS configuration of at least one of the interested MBSs and configuration of a second BS providing the at least one interested MBS, setting up or modifying connection with the second BS based on the configuration of the second BS, and receiving the at least one interested MBS from the second BS based on the configuration of the at least one interested MBS.

Abstract: Embodiments of the present disclosure relate to methods and devices for transmission by selecting between uplink resources. According to a method implemented by a terminal device in a communication system, a configuration of a first resource is received from a network device, the first resource being a grant-free resource. An uplink grant is received from the network device, indicating a second resource for use in a transmission time interval. The terminal device determines, based on the configuration of the first resource, whether the first resource is available in the transmission time interval. In response to determining that the first resource is available and possibly in response to a predefined condition associated with a logical channel for the terminal device is met, the terminal device transmits uplink data to the network device using the first resource.

Abstract: There is disclosed an apparatus comprising means for performing: receiving first radio capability information from a user equipment, the first radio capability information in a format of a first radio access technology; generating second radio capability information of the user equipment based on the first radio capability information, wherein the second radio capability information is generated in a format of a second radio access technology; and sending the first radio capability information and the second radio capability information to a core network node.

Abstract: There is provided a method at a first network node, comprising: receiving, from a second network node, a message comprising a requested quality of service (QoS) profile and one or more alternative QoS profiles, wherein the QoS profiles are associated with a communication with a user equipment; determining that the requested QoS profile cannot be provided by the first network node for a communication between the first network node and the user equipment; determining that at least one of the one or more alternative QoS profiles can be provided by the first network node for a communication between the first network node and the user equipment; transmitting, to the second network node, an indication that an alternative QoS profile can be provided by the first network node; and, transmitting, to the second network node, an indication for configuring the user equipment based on the requested QoS profile.

Abstract: Example embodiments of the present disclosure relate to partial integrity protection in telecommunication systems. According to embodiments of the present disclosure, there is provided a solution for implementing partial integrity protection. The terminal device receives configuration of the partial integrity protection and applies the integrity protection on a portion of data packets which are communicated between communication devices. In this way, the communication devices can always provide integrity protection for services, regardless of their bit rate. Thus, security of communication can be improved. It also allows to provide integrity protection with limited impacts to power consumption and overheating.

Abstract: Disclosed are methods for a channel state information (CSI) reporting. An example method may include receiving a discontinuous reception (DRX) configuration information for configuring a plurality of DRX groups including a first DRX group with a first cell configured with CSI reporting resources, determining at least one DRX group in active time from the plurality of DRX groups, and reporting CSI over the CSI reporting resources on the first cell based on the DRX configuration information and the active time. Related apparatuses and computer readable media are also disclosed.

Abstract: Embodiments of the present disclosure relate to a method, device and computer readable storage media for optimizing buffer state report (BSR) for limited traffic mix. In example embodiments, whether a short or long BSR being reported is up to the configuration of LCG or the configuration of LCH within the LCG. In this way, minimum overhead for low bit rate services can be kept and thus a good coverage can be achieved, while the reporting information can be increased for other traffic.

Abstract: Example embodiments of the present disclosure relate to apparatus, method and computer readable storage media of scheduling request management. The method includes in accordance with a determination that data on a logical channel is available for transmission, determining, at an apparatus, whether there is pending data available for transmission on one or more further logical channels; and in accordance with a determination that there is pending data available for transmission, determining a set of target scheduling request, SR, configurations available for a SR procedure from a plurality of candidate SR configurations associated with the logical channel and the one or more further logical channels; and performing the SR procedure based on the target SR configuration. In this way, the waste of the SR configurations can be avoided and the SR may be transmitted using the fastest SR opportunity.

Abstract: In accordance with some embodiments, an apparatus may include at least one processor and at least one memory including computer program code. The at least one memory and the computer program code can be configured to, with the at least one processor, cause the apparatus to at least receive at least one random access preamble from user equipment. The at least one memory and the computer program code can be further configured to, configure at least one backoff indicator. The at least one memory and the computer program code can be further configured to, with the at least one processor, cause the apparatus to at least transmit the at least one backoff indicator and at least one backoff configuration indicator to the user equipment. The at least one backoff configuration indicator is used to indicate how the at least one backoff indicator is applied.

Abstract: The disclosure relates to a method including determining that buffered data associated with a first sub-set of logical channel groups from a set of logical channel groups is available for transmission; generating a buffer status report, the buffer status report comprising information identifying the first sub-set of logical channel groups from a set of logical channel groups; and, associated with a second sub-set of logical channel groups, information identifying the amount of buffered data available for transmission, the second sub-set of logical channel groups being a proper sub-set of the first sub-set of logical channel groups; and transmitting the buffer status report.

Abstract: An Apparatus for a wireless communications system, comprising at least one processor, and memory storing instructions that, when executed by the at least one processor, cause the apparatus at least to configure a user equipment with a radio link control, RLC, failure configuration which defines how the user equipment should react to an RLC failure of a first logical channel associated with the user equipment.

Abstract: An apparatus is provided in a communications device. The apparatus comprises at least one processor and at least one memory including computer code for one or more programs. The at least one memory and the computer code are configured, with the at least one processor, to cause the apparatus to determine that at least one of a plurality of logical channels configured for packet duplication is to be deactivated; and determine an allocation of one or more cells associated with the at least one deactivated logical channel to one or more active logical channels of said plurality of logical channels configured for packet duplication.

Abstract: In accordance with example embodiments as described herein there is at least an apparatus and method to perform determining that at least one packet data convergence protocol data unit of a packet data convergence protocol sublayer are duplicate packet data convergence protocol data units of the packet data convergence protocol sublayer having been submitted for transmission on two or more carriers in a communication network; signaling to a control sublayer an indication of each packet data convergence protocol data unit that is a duplicate packet data convergence protocol data unit; and based on the indication, preventing a trigger of a radio link failure when a number of retransmissions based on the duplicate packet data convergence protocol data units reaches a threshold number of retransmissions.