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: Embodiments of the present disclosure relate to devices, methods, apparatuses and computer readable storage media of the acknowledgement feedback for a positioning in RRC inactive state. The method comprises receiving, at a first device in a radio resource control, RRC, inactive state, information at least indicating a latency requirement for the first device to transmit an acknowledgement feedback for a reception of a message, the message being associated with a positioning of the first device and transmitted from a second device or a fourth device to the first device; and performing the transmission of the acknowledgement feedback for the reception of the message at least based on the information without changing the RRC inactive state. With the solution of the present disclosure, acknowledgement information report can be enabled to guarantee the reliability of positioning assistance data reception.

Abstract: Methods and apparatus, including computer program products, are provided for beam group reporting. In some example embodiments, there may be provided a method that includes receiving, at the user equipment, configuration information to configure the user equipment to report information for beam grouping on measurements on at least one group of channel measurement resources; selecting, by the user equipment, at least one group from a plurality of groups of channel measurement resources, the selecting based on at least one rule provided by the configuration information; and reporting, to a network, information regarding the selected at least one group for the beam grouping. Related systems, methods, and articles of manufacture are also disclosed.

Abstract: Embodiments of the present disclosure relate to acquiring a Timing Advance (TA) value. A terminal device being connected with a serving cell or a primary cell of the terminal device transmits a signal to a network device supporting a non-serving cell or a secondary cell of the terminal device, wherein a physical cell identifier (PCI) of the non-serving cell is different from a PCI of the serving cell. The terminal device starts, based on the transmission of the signal, a timer at the terminal device. The terminal device acquires, while the timer is running, a timing advance (TA) value associated with the non-serving cell or the secondary cell.

Abstract: Example embodiments of the present disclosure relate to a terminal device, a network device, methods, apparatuses and a computer readable storage medium for uplink sounding reference signal transmission. A terminal device may receive information indicating that multiple antenna port sets are time division multiplexed with each other across multiple OFDM symbols of an SRS resource in a slot. The terminal device may map the multiple antenna port sets into the multiple OFDM symbols of the SRS resource in the slot in a time division multiplexed manner. The terminal device may further transmit an SRS on the SRS resource in the slot. Thus, a transmission procedure for UL SRS with the information indicating that multiple antenna port sets are time division multiplexed with each other across multiple OFDM symbols of an SRS resource in a slot may be defined and the terminal device may transmit the UL SRS accordingly. Therefore, the resources of the multiple antenna port sets may be used in a more efficient manner.

Abstract: There is provided a method, computer program, and apparatus for a user equipment, that causes the user equipment to perform: signalling a measurement report to a first network access node via a first cell, the measurement report comprising an indication of a signal quality associated with a second cell provided by a second access network node; receiving an instruction to connect to the second cell, the second cell being provided by a second network access node, wherein the instruction indicates whether the user equipment is to connect to the second cell with or without obtaining a new timing advance value; and connecting to the second cell in accordance with the received instruction.

Abstract: To minimize collisions for sounding reference signals transmitted using a frequency hopping different comb offset randomization schemes are disclosed. An apparatus may receive sounding reference signal configuration information on at least one comb offset randomization scheme, which indicates at least division of a sounding reference signal bandwidth to a plurality of sub-bands and associated comb offsets. The apparatus may apply a comb offset randomization scheme for sounding reference signal transmissions when an indication that indicates to apply the comb offset randomization scheme is received.

Abstract: Example embodiments of the present disclosure relate to an apparatus having at least one processor, and at least one memory storing instructions that, when executed by the at least one processor, cause the apparatus at least to transmit, to a source cell, an indication of a capability of the apparatus to maintain downlink synchronization with at least one candidate cell, wherein the indication of the capability of the apparatus comprises a number of the at least one candidate cell with which the apparatus is able to maintain downlink synchronization, or a number of at least one beam with which the apparatus is able to maintain downlink synchronization, and select the at least one candidate cell for the apparatus to maintain downlink synchronization.

Abstract: Systems, methods, apparatuses, and computer program products for dynamic uplink transmission scheme indication for multi-panel user equipment are provided. For example, a method can include indicating to a network a capability of an apparatus to support simultaneous multi-panel transmission to the network. The method can also include receiving a configuration of two sounding reference signal resource sets for codebook based physical uplink shared channel and a three-bit sounding reference signal resource set indicator for the simultaneous multi-panel transmission over the physical uplink shared channel.

Abstract: There is provided a method, computer program and apparatus for causing an apparatus for a first access node to perform: establishing a connection towards a user equipment via a serving cell supported by the first access node; receiving configuration information comprising at least one indication of a duration of validity of timing advance values associated with a target cell supported by a second access node; instructing the user equipment to obtain a first timing advance value for the target cell, wherein the first timing advance value indicates a timing for transmitting uplink transmissions to the target cell; and monitor a validity of the first timing advance value using the duration of validity.

Abstract: Described herein is a user equipment, UE, configured for supporting connection towards a radio access network including e.g. a DU and a CU. The UE sends a measurement report comprising information indicative of at least one target cell of the at least one neighboring target cell to the CU, and receive, from the CU, a configuration message comprising information indicative of a LTM measurement related configuration, wherein the LTM measurement related configuration comprises a resource related configuration for at least one of the serving cell the UE is connected to and one target cell the UE as candidate cell to perform a cell change to, and cell-specific LTM reporting related configuration. The UE performs measurements and report measurements related information based on at least part of the received LTM measurement related configuration. The report is preferably send to the DU. The UE may receive updated LTM measurement related configuration from the DU.

Abstract: A method is provided where handover information about one or more target beams of a target cell is provided. The beam quality of those target beams is determined along with beam quality of one or more other beams of the target cell. Dedicated uplink resources associated with the target beams and shared uplink resources are associated with the other beams. It is determined based on the beam quality which of the target and other beams is to be used to initiate a connection to the target cell.

Abstract: Embodiments of the present disclosure relates to beam failure detection. According to embodiments of the present disclosure, after a serving cell is activated from a deactivated state, a terminal device monitors a beam failure on a serving beam of the serving cell. If a beam failure instance indication is received within a short period after the activation, the terminal device determines that the beam failure is detected on the serving beam. In this way, a beam failure recovery can be quicker triggered to perform candidate beam search.

Abstract: A terminal device may be configured to receive, from a serving network device, a configuration message for unified operation of radio link monitoring and beam failure detection, the configuration message comprising an indication to use a timer for early radio link failure, RLF, detection, wherein said timer is configured to be triggered by a transmission of a measurement report associated with a candidate cell to the serving network device in case at least one indication related to a beam failure has been detected by the terminal device; monitor for the at least one indication related to the beam failure; start the timer for early RLF detection based on the transmission of the measurement report and detection of said at least one indication. Devices and methods are disclosed.

Abstract: In some example embodiments, there may be provided a method, comprising receiving at least one Lower Layer Triggered Mobility (LTM) configuration message from a network node, which includes at least one timer configuration for monitoring of an ongoing or imminent Radio Link Failure (RLF), monitoring at least one beam from the network node based on the at least one timer configuration.

Abstract: Disclosed is a method comprising receiving, from a user device via a first network node, a first uplink transmission based on a first DMRS sequence initialization offset value, wherein the first DMRS sequence initialization offset value is based on at least one of: a first control resource set pool index, CORESETPoolIndex, value related to a first downlink control information, DCI, a first transmission configuration indicator, TCI, state, or a first physical uplink shared channel, PUSCH, configuration; and receiving, from the user device via a second network node, a second uplink transmission based on a second DMRS sequence initialization offset value, wherein the second DMRS sequence initialization offset value is based on at least one of: a second CORESETPoolIndex value related to a second DCI, a second TCI state, or a second PUSCH configuration, and wherein the first uplink transmission and the second uplink transmission overlap at least partially in time.

Abstract: According to an aspect, a method for configuring user devices to monitor a downlink control channel includes receiving, by a user device from a base station in a wireless communication system, a signaling message identifying beam information, and determining, by the user device, whether the beam information is associated with at least one adaptive configuration parameter for monitoring a downlink control channel using parameter mapping information, where the parameter mapping information associates adaptive configuration parameters with one or more of a plurality of beam information. The method includes applying the at least one adaptive configuration parameter to configure the user device to monitor a downlink control channel in response to the beam information being determined as associated with the at least one adaptive configuration parameter.

Abstract: Various example embodiments relate generally to including cell measurements in a medium access control–control element (MAC-CE). A method of a first apparatus may, for example, comprising: identifying, in response to a triggered reporting event: at least one candidate cell measurement of a first type and at least one cell measurement of a second type that is other than the first type. The method may further comprise determining to include or not include in a Medium Access Control-Control Element, MAC-CE, measurement report, MR, at least some of the at least one candidate cell measurement of the first type based on at least one rule, and encoding a MAC-CE MR according to the determination for transmission to a second apparatus.

Abstract: Example embodiments of the present disclosure are directed to beam prediction. An apparatus determines an input of an artificial intelligence/machine learning, AI/ML model for uplink beam pair prediction. The apparatus determines an output of the AI/ML model for uplink beam pair prediction by applying the input to the AI/ML model for uplink beam pair prediction. The apparatus determines, based on the output of the AI/ML model for uplink beam pair prediction, one or more predicted uplink beam pairs. Each predicted uplink beam pair includes a first beam for a first transmission reception point, TRP, and a second beam for a second TRP.