Abstract: Systems and methods for determining and utilizing downlink Hybrid Automatic Repeat Request (HARQ) timing when using short Transmit Time Intervals (sTTIs) are disclosed. In some embodiments, a method of operation of a wireless device in a cellular communications network comprises determining a downlink HARQ timing k for transmission of downlink HARQ feedback for a downlink transmission received in a downlink sTTI nDL based on a Time Division Duplexing (TDD) uplink/downlink configuration and transmitting, in an uplink sTTI nDL+k, downlink HARQ feedback for the downlink transmission received in the downlink sTTI nDL. In this manner, downlink HARQ timing is determined and utilized when using sTTIs.

Abstract: In wireless device-to-device, D2D, communication data are transmitted directly from a first wireless device to a second wireless device. In response to the direct transmission of data, the second wireless device transmits feedback data indicating at least one quality of the data received in the second wireless device. More precisely, according to the invention, a radio access network node controls the direct transmission of data by means of downlink control information to the first and second wireless devices, and the feedback data are received in the radio access network node. The radio access network node preferably also uses the received feedback to control at least one of the first and second wireless devices.

Abstract: A network node determines a first transmission parameter for transmission of downlink control channel scheduling the downlink control information provided to a wireless device in a first signal, and selects either the first transmission parameter or one or more different second transmission parameters for transmission of the downlink control channel scheduling for the downlink control information provided to the wireless device in one or more second signals. To allow flexibility and efficient use of resources, the first signal sent by the base station indicates the one or more second transmission parameters as well as the selected transmission parameter(s) for the second signals. In one exemplary embodiment, the first and second transmission parameters comprise first and second control resource set (CORESET) configurations. In another exemplary embodiment, the first and second transmission parameters comprise first and second search spaces.

Abstract: There is provided mechanisms for providing configuration for uplink transmission to a wireless device. A method is performed by a network node. The method comprises transmitting a message comprising configuration for uplink transmission with short TTI operation. The method comprises transmitting a fast grant comprising scheduling of an uplink short TTI for the wireless device.

Abstract: A method for preparing a NdFeB permanent magnetic material may include providing a covered NdFeB magnetic powder by depositing heavy rare earth particles or high-melting particles onto a NdFeB magnetic powder by physical vapor deposition; and performing orientation molding and sintering on the covered NdFeB magnetic powder to provide the NdFeB permanent magnetic material.

Abstract: Embodiments include exemplary methods for CLI mitigation. The methods comprise receiving (1310), from at least one sending network node, a TDD configuration of the at least one sending network node, the TDD configuration identifying at least one slot of the TDD configuration as either a fixed uplink slot or a fixed downlink slot, and at least one slot of the TDD configuration as a flexible slot for which at least one symbol has an undefined transmission direction and the remaining symbols of the slot, if any, have a defined transmission direction. The methods also comprise adapting (1320) operations in a cell based on the received TDD configuration for mitigating CLI with the at least one sending network node. Embodiments also include network nodes configured to eperform the exemplary methods and/or procedures.

Abstract: A radio device receives first sidelink control information from a further radio device. Based on assistance information stored in the radio device and the received first sidelink control information, the radio device determines a configuration for transmission of second sidelink control information. Based on the determined configuration for transmission of the second sidelink control information, the radio device receives the second sidelink control information from the further radio device. Based on the received second sidelink control information, the radio device receives a sidelink radio transmission from the further radio device.

Abstract: There is disclosed a method of operating a terminal (10) in a wireless communication network, the method comprising receiving and/or transmitting according to a transmission time interval, TTI, configuration, the TTI configuration indicating at least one short transmitting time interval having between one or two and seven symbols of duration in a subframe. There are also disclosed related methods and devices.

Abstract: Various embodiments of the present disclosure provide a method for using indication information of time domain resource allocation. The method comprises receiving indication information of time domain resource allocation from a network node by a terminal device. At least part of the indication information is allowed to at least partly indicate a communication configuration different from the time domain resource allocation. The method further comprises determining the communication configuration for the terminal device, based at least in part on the indication information.

Abstract: There is provided mechanisms for allocating resources to a wireless device. A method is performed by a network node. The method comprises transmitting a control message in a search space to the wireless device, the search space comprising at least two groups of Control Channel Elements (CCEs), wherein one of the groups of CCEs comprises the control message. The method comprises transmitting information to the wireless device indicating at least one of the groups of CCEs comprising resources for the wireless device.

Abstract: A method, system and apparatus are disclosed. In one or more embodiments, a network node for remote interference identification is provided. The network node includes processing circuitry configured to cause transmission of at least one reference signal, RS, based at least in part on at least one RS sequence and at least one time occasion. An identifier of the network node is mapped to the at least one RS sequence and the at least one time occasion.

Abstract: The present disclosure described systems and methods for providing OTT services to a UE. An exemplary OTT-providing host computer includes a transceiver, a processor, and memory collective configured to provide the OTT service by initiating transmission of user data to the UE. To transmit the user data from the host computer to the wireless device, a network node sends a first control message for assigning a PDSCH, the first control message comprising a first MCS indication as described. The network node sends to the wireless device a second control message for assigning a PDSCH, the second control message comprising a second MCS indication as described. The network node transmits the user data thereafter.

Abstract: A method of scheduling Msg3 configuration by a network node may be provided. Information may be generated indicating transmission duration, DMRS configuration, and/or starting position for Msg3 sending by a user equipment, UE. Transmission of signaling of the information to the UE may be initiated for scheduling Msg3 transmission by the UE. A method of scheduling by the UE includes receiving information from the network node indicating transmission duration, DMRS configuration, and/or starting position for Msg3 transmission. The UE transmits Msg3 based on a schedule determined based on the information.

Abstract: A method of transmitting a Random Access Channel (RACH) Occasion configuration to a terminal device and receiving a RACH preamble according to the RACH Occasion configuration. The RACH Occasion configuration comprises a first time resource indication identifying a first set of time resources in which the terminal device is allowed to transmit a RACH preamble according to a first random access procedure, a first frequency resource indication identifying at least a first set of frequency resources in which the terminal device is allowed to transmit the RACH preamble, a second time resource indication identifying a second set of time resources in which the terminal device is allowed to transmit a RACH preamble according to a second random access procedure, and a second frequency resource indication identifying at least a second set of frequency resources in which the terminal device is allowed to transmit the RACH preamble.

Abstract: Systems and methods are disclosed for determining and utilizing uplink scheduling timing for reduced processing time. In some embodiments, a method of operation of a wireless device in a cellular communications network comprises receiving an uplink grant in a Transmission Time Interval (TTI) n, determining an uplink scheduling timing l based on a configured Time Division Duplexing (TDD) uplink/downlink configuration, and transmitting, in a TTI n+I, an uplink transmission in accordance with the uplink grant received in the TTI n. The uplink scheduling timing I is a number of TTIs that is larger than or equal to a predefined minimum uplink scheduling timing value such that n+I is an uplink TTI and the predefined minimum uplink scheduling timing value is 2 or 3.

Abstract: According to certain embodiments, a method performed by a network node comprises indicating in a control message at least a Modulation and Coding Scheme (MCS) and a scaling factor for a shared downlink channel. The scaling factor indicates a value less than 1. The method further comprises sending the control message to a User Equipment (UE), the control message enabling determination of a Transport Block Size (TBS) for the shared downlink channel. According to certain embodiments, a method performed by a wireless device comprises receiving a control message. The control message indicates at least a Modulation and Coding Scheme (MCS) and a scaling factor for a shared downlink channel. The scaling factor indicates a value less than 1. The method further comprises determining a transport block size (TBS) based on the MCS and the scaling factor indicated in the control message.

Abstract: Systems and methods are disclosed herein for mapping Synchronization Signal Blocks (SSBs) to transmit beam directions taking into account remote interference. In this regard, embodiments of a method performed by a base station in a cellular communications network are disclosed. In some embodiments, a method performed by a base station in a cellular communications network comprises determining a beam direction to SSB index mapping, taking into consideration remote interference. The method further comprises using the beam direction to SSB index mapping. Because the SSBs have corresponding Physical Random Access Channel (PRACH) occasions, determining the beam direction to SSB index mapping taking into account remote interference improves PRACH preamble robustness.

Abstract: There is disclosed a method of operating a network node (100) in a radio access network, the method comprising detecting Physical Random Access CHannel, PRACH, transmission from a user equipment (10), wherein the PRACH transmission covers a plurality of time intervals, wherein detecting comprises associating different weights to different time intervals. The disclosure also pertains to related devices and methods.

Abstract: Various embodiments of the present disclosure provide a method for using indication information of time domain resource allocation. The method comprises receiving indication information of time domain resource allocation from a network node by a terminal device. At least part of the indication information is allowed to at least partly indicate a communication configuration different from the time domain resource allocation. The method further comprises determining the communication configuration for the terminal device, based at least in part on the indication information.

Abstract: A user equipment, UE, receives radio resource control, RRC, signaling from a peer UE (14). The RRC signaling indicates radio layer parameters supported by the peer UE (14) or indicates whether radio layer parameters supported by the peer UE (14) are compatible with radio layer parameters required for a connection between the peer UE (14) and the UE. The UE determines whether or not to establish a connection towards the peer UE (14) based on the received RRC signaling.