Abstract: Embodiments of the present disclosure relate to determining a contention resolution. In an aspect, a terminal device receives, as part of a random access (RA) procedure and after a message 3 (Msg3) transmission or a message A (MSGA) transmission, a physical downlink control channel (PDCCH) transmission in a serving cell, wherein the PDCCH transmission is addressed to an identifier of the terminal device and contains an uplink (UL) grant for a new transmission, and the serving cell is configured with multiple timing advance groups (TAGs). The terminal device determines the RA procedure or a contention resolution of the RA procedure as successful or unsuccessful based on an association between the UL grant and a TAG among the multiple TAGs. The embodiments of the present disclosure allow a contention resolution to be determined without knowing to which TAG or transmission and reception point (TRP) the physical random access channel (PRACH) preamble transmission applies to.

Abstract: An apparatus comprises means configured to: receive information indicating that one or more of a plurality of indicators is to be changed from one of masked and unmasked to the other of masked and unmasked, wherein: the one or more indicators comprise one or more transmission configuration indicators; when an indicator of the plurality of indicators is masked, configuration associated with the respective indicator is not used; and when an indicator of the plurality of indicators is unmasked, configuration associated with the respective indicator is usable.

Abstract: According to an example aspect of the present invention, there is provided an apparatus, for example a user equipment, configured to store, for use on an uplink control channel, a first resource or configuration using a first waveform, and a second resource or configuration using a second waveform, the second waveform having a lower peak-to-average power ratio than the first waveform, and store a long and a short format for the uplink control channel, and select one of the first and the second resource or configuration and/or one of the long and short format for use on at least a part of the uplink control channel based on signalling received in the apparatus from a base station device.

Abstract: An apparatus comprising means for: receiving at least one configuration message; determining at least a first uplink resource associating to a first configured grant configuration and a second uplink resource associating to a second configured grant configuration based on the at least one configuration message; generating a transport block; transmitting the transport block on the first uplink resource associating to the first configured grant configuration via a first channel; transmitting the transport block on the second uplink resource associating to the second configured grant configuration via a second channel, wherein the first configured grant configuration is different to the second configured grant configuration, and wherein the first channel is different to the second channel.

Abstract: This document discloses a solution for uplink transmit power control. According to an aspect, a method in a terminal device comprises: supporting at least first and second transmit power control parameter sets that are configured by an access node for uplink transmissions from the terminal device, wherein the first transmit power control parameter set is different from the second transmit power control parameter set; and receiving, from the access node, a message comprising downlink control information that schedules an uplink transmission from the terminal device, receiving an information element indicating a transmit power control parameter set of the at least first and second transmit power control parameter sets to be used for the uplink transmission from the terminal device.

Abstract: A method of operating a node in a network such that the node sets at least one configuration of a spatial element cycle set such that the spatial element cycle set includes a plurality of partitions, and such that each partition of the plurality of partitions includes a level of active spatial elements different from a level of the active spatial elements in at least one other of the plurality of partitions; repeatedly cycles through the spatial element cycle set; and transmits parameters for the configuration of the spatial element cycle set to user equipment (UE).

Abstract: Embodiments of the present disclosure relate to method for handling of downlink versus uplink collision. A terminal device determines a collision between an uplink transmission and a downlink transmission scheduled in a slot; determines a scheme for resolving the collision, wherein the scheme indicates whether one of the uplink transmission and the downlink transmission is to be entirely or partially dropped; and performs, based on the scheme, at least one of transmitting the uplink transmission or receiving the downlink transmission. The solution enables determining and handling collision between DL and UL transmission in a slot.

Abstract: There are provided apparatuses, methods and computer program products. In accordance with an embodiment, there is disclosed a method comprising transmitting, from a terminal device to a network device, an indication indicating a capability of the terminal device to support a combined multiplexing scheme for two or more uplink transmissions to at least two or more TRPs; receiving, by the terminal device from the network device, a configuration information, wherein the configuration information is at least related to the two or more uplink transmissions; and transmitting, by the terminal device to the two or more TRPs, the two or more uplink transmissions based on the configuration information and the combined multiplexing scheme.

Abstract: Embodiments of the present disclosure relate to devices, methods, apparatuses and computer readable storage media of indicating a Timing Advance Group (TAG). The method comprises receiving, at a terminal device and from a network device, a flag mappable to a timing advance group identity (TAG ID) associated with a serving cell of the terminal device during the random access procedure, wherein the terminal device is configured with two TAGs associated with the serving cell and the TAG ID is associated with one of the two TAGs; and determining the TAG ID at least based on a mapping between flag index values and TAG ID index values.

Abstract: A method comprising obtaining information regarding a linkage of a first search space set and a second search space set, wherein the first search space set and the second search space set are associated with a multi transmission reception point physical downlink control channel repetition, determining, based on the obtained information, that the first search space set and the second search space set are linked search space sets, determining for the linked search space sets a presence information of a transmission configuration indication, and based on the presence information, determining a field size of the transmission configuration indication in a downlink control information for the multiple transmission reception point physical downlink control channel repetition.

Abstract: Disclosed is a method comprising receiving a first information element indicating two transmission configuration indicator (TCI) states, receive a configuration, and determining an association between the two indicated TCI states and at least one physical uplink control channel resource group according to the configuration. The configuration causes the apparatus to determine the association between the two indicated TCI states and the at least one physical uplink control channel resource group to be one of the following: both of the two indicated TCI states are applicable to the at least one physical uplink control channel resource group; a first indicated TCI state of the two indicated TCI states is applicable to the at least one physical uplink control channel resource group; or a second indicated TCI state of the two indicated TCI states is applicable to the at least one physical uplink control channel resource group.

Abstract: Embodiments of the present disclosure disclose a method and apparatus for uplink transmission power control. A terminal device obtains a power indication from a network device, wherein the power indication indicates whether the terminal device is allowed to use a transmission power greater than a threshold. Based on the power indication, the terminal device determines the transmission power for one or more uplink transmissions. Therefore, the transmission power for the uplink transmission may be well and dynamically controlled, thereby improving communication efficiency and communication performance.

Abstract: Various example embodiments relate to channel measurement and reporting. A user equipment may obtain an association between one or more transmission-reception points and one or more groups of resources for channel measurement. The user equipment may receive, from a network node, an indication indicating muting or unmuting of at least one of the one or more transmission-reception points. The user equipment may determine, based at least partly on the association and the received indication, one or more sets of the resources to be measured.

Abstract: There is provided an apparatus comprising means for obtaining at least one predicted pathloss, wherein the pathloss corresponds to at least one target pathloss reference signal, determining whether the at least one target pathloss reference signal is maintained based on at least one first condition, wherein the at least one first condition is associated with the at least one predicted pathloss and based on the determining whether the at least one target pathloss reference signal is maintained, determining a switching delay value.

Abstract: There is provided an apparatus comprising means for obtaining at least one predicted pathloss, wherein the at least one predicted pathloss corresponds to at least one target pathloss reference signal, determining that the at least one target pathloss reference signal is known based on at least one first condition, wherein the at least one first condition is associated with the at least one predicted pathloss and based on the determining, applying the at least one predicted pathloss for state switching.

Abstract: Disclosed is a method comprising cancelling a first physical uplink shared channel comprising a first set of uplink control information. The first set of uplink control information is stored. At least a part of the first set of uplink control information is multiplexed on a second physical uplink shared channel. The second physical uplink shared channel is transmitted to a base station.

Abstract: A user equipment includes a plurality of antenna panels, at least one processor, and at least one memory including computer program code. The at least one memory and the computer program code are configured to, with the at least one processor, cause the user equipment to: identify a potential change in active antenna panel at the user equipment from a first of the plurality of antenna panels to a second of the plurality of antenna panels; and transmit at least one early panel switch detection message indicating the potential change in active antenna panel to a base station serving the user equipment.

Abstract: Embodiments of the present disclosure relate to methods and apparatus for uplink transmission power control. A terminal device obtains ratio information for power adjustment of at least one uplink transmission occasion of two or more uplink transmission occasions, wherein the two or more uplink transmission occasions at least partially overlap in a time domain and the ratio information indicates an adjustment factor for bits per resource element of the at least one uplink transmission occasion of the two or more uplink transmission occasions. The terminal device determines a power adjustment component for the at least one uplink transmission occasion of the two or more uplink transmission occasions at least partially based on the ratio information. In this way, efficient power control for simultaneous uplink transmissions can be achieved, thereby improving energy efficiency.

Abstract: Example embodiments of the present disclosure provide solutions for enhanced channel state information (CSI) activation/deactivation operation. In an example method, a terminal device receives a MAC CE comprising at least one field for a CSI report configuration, wherein the CSI report configuration comprises a plurality of sub-configurations. The terminal device further determines activation or deactivation of at least one of the plurality of sub-configurations at least based on the at least one field in the MAC CE. In this way, the operation of activating/deactivating CSI reporting for one or more sub-configurations is enabled when multiple sub-configurations are included or associated with a same CSI reporting configuration.

Abstract: In a system, apparatus, method, and non-transitory computer readable medium for enabling multi-transmission and reception point (TRP) uplink (UL) transmission from a multi-panel user equipment (UE), a UE device may be caused to, determine simultaneous uplink (UL) transmission configuration information, the simultaneous UL transmission information including at least a first sounding reference signal (SRS) resource set and a second SRS resource set, transmit SRS according to the simultaneous UL transmission configuration information to at least a serving RAN node, receive at least one joint SRS resource indicator (SRI) from the serving RAN node, and perform at least one UL transmission based on the joint SRI and the simultaneous UL transmission configuration information.