Abstract: The present disclosure introduces methods and apparatus for configuring or preconfiguring random access procedures when there are multiple configurable numerologies for one carrier. In some embodiments, the random access numerology of the wireless device is configured using the system information block. In other embodiments, the random access numerology used by the wireless device is determined implicitly based on the detection of one or more synchronization signals.

Abstract: Limited uplink bandwidth radio network devices are supported on wide bandwidth uplink carriers by configuring and controlling the use of multiple control regions within the uplink carrier bandwidth. In some embodiments, the total bandwidth of the uplink carrier is divided into a plurality of sub-band portions, wherein each sub-band portion includes at least one control region nominally dedicated to the transmission of uplink control signaling. Radio network devices are configured with a specified portion of the uplink carrier bandwidth for use for uplink transmission, which includes at least one control region. Radio network devices may be provisioned or provided with information regarding control regions reserved for control signaling by other radio network devices. The radio network devices may be dynamically configured to allow or suppress uplink data signaling in specified control regions, or portions thereof.

Abstract: There is provided a method performed by a wireless device for prioritizing channel state information reports. The method comprises determining to transmit a portion of a plurality of channel state information reports that are each separately scheduled for transmission responsive to determining that the reports would be transmitted in a same slot with acknowledgement information indicating whether data was successfully or unsuccessfully received by the wireless device. The method further comprises transmitting, by the wireless device in that slot, that portion of the channel state information and the acknowledgement information. There is also provided a method performed by a base station, a wireless device and a base station.

Abstract: A method of operating a network node in a wireless communication system includes configuring a downlink control information (DCI) message that schedules uplink or downlink communications with a user equipment (UE) in a plurality of serving cells. The DCI message does not include an explicit new data indicator (NDI) field for at least one of the serving cells scheduled by the DCI message. The network node transmits the DCI message to the UE. A method performed by a UE includes receiving a DCI message that schedules uplink or downlink communications in a plurality of serving cells. The DCI message does not include an explicit NDI field for a serving cell scheduled by the DCI message. In response, the UE determines an NDI value associated with scheduled communications for the serving cell or determines that the scheduled communications for the serving cell contains a new data transmission.

Abstract: There is disclosed a method of operating a user equipment in a radio access network. The method includes transmitting acknowledgement signaling according to a HARQ codebook at a second HARQ transmitting occasion, the HARQ codebook indicating first acknowledgement information, the first acknowledgement information pertaining to first data signaling scheduled to be received by the user equipment before a first HARQ transmitting occasion that occurred earlier in time than the second HARQ transmitting occasion. The disclosure also pertains to related devices and methods.

Abstract: There is disclosed a method of operating a user equipment in a radio access network, the user equipment being configured with a transmission resource pool. The transmission resource pool comprises resources for transmission of response control signaling by the user equipment. The method comprises transmitting response control signaling utilising a resource structure, the resource structure being selected from the transmission resource pool based on a signaling characteristic of characterising signaling, the resource structure further being selected based on selection control information included in a received selection control message. The disclosure also pertains to related devices and methods.

Abstract: The embodiments herein relate to time domain resource allocation for PUSCH transmission. In one embodiment, there proposes a method in a wireless communication device for Random Access (RA), comprising: transmitting a preamble on Physical Random Access Channel (PRACH); receiving a Random Access Response (RAR) message; transmitting, on Physical Uplink Shared Channel (PUSCH), a message for terminal identification (Msg3), wherein the time resource allocation of Msg3 is different than the time resource allocation of other message to be transmitted on the PUSCH (normal PUSCH). The embodiments herein can support flexible time resource allocation configuration for Msg3, and at the same time, the signaling overhead in RAR/DCI for indicating the time resource allocation of PUSCH carrying Msg3 can be reduced.

Abstract: There is disclosed a method of operating a user equipment in a radio access network. The method includes transmitting feedback signaling pertaining to a plurality of cells, the feedback signaling being transmitted at a power level, the power level being based on a difference between a value V and a value U, the value V being indicative of the total number of scheduling assignments the user equipment is expected to receive for the plurality of cells, and the value U being indicative of the total number of scheduling assignments for the plurality of cells received by the user equipment. The disclosure also pertains to related devices and methods.

Abstract: A method of operating a network node in a radio access network includes transmitting a control message indicating to a user equipment to perform a random access procedure, wherein the control message is transmitted utilising a beam selected from a set of beams. The disclosure also pertains to related devices and methods.

Abstract: A method of a wireless device comprises determining a bandwidth for monitoring a downlink control signal, determining a set of possible downlink control indicator, DCI, formats, wherein possible DCI formats are DCI formats compatible with the determined bandwidth, receiving a transmission from a network node, searching for control information in the transmission by decoding using at least one of the DCI formats of the set, and when successful decoding of the control information, performing at least one task associated with the control information. A method of a network node, comprises configuring a downlink bandwidth to be used at downlink transmissions, determining a DCI format based on the downlink bandwidth, and transmitting control information using a DCI with the determined DCI format. A wireless device and a network node which are arranged to perform the methods, respectively, and computer programs for implementing the methods are disclosed.

Abstract: Systems and methods are disclosed for dynamic Hybrid Automatic Repeat Request (HARQ) codebook construction with enabling or disabling of HARQ Acknowledgment (HARQ-ACK) feedback per HARQ process. In one embodiment, a method performed by a wireless communication device comprises receiving, from a network node, information that configures the wireless communication device with a first set of HARQ processes for which HARQ-ACK feedback is disabled and a second set of HARQ processes for which HARQ-ACK feedback is enabled. The method further comprises receiving first downlink control information that schedules a first downlink shared channel transmission and determining that the transmission corresponds to one of the first set of HARQ processes for which HARQ-ACK feedback is disabled. The method further comprises, upon making this determination, performing a first set of actions for HARQ-ACK feedback generation for HARQ processes with HARQ-ACK feedback disabled.

Abstract: A method, wireless device and network node are configured to generate or process a control channel, having two multiplexed sequences based on a base sequence. In some embodiments, a method includes sampling even samples of the base sequence and modulating the sampled even samples to create a first control channel sequence. The method includes performing a second sampling of odd samples of the base sequence to create a second control channel sequence. The method also includes frequency division multiplexing the first and second control channel sequences to produce the control channel.

Abstract: The invention relates to a technique for performing a random access procedure over a radio interface, for example between a mobile terminal and a radio base station of a mobile network. A method aspect of the invention comprises the steps of transmitting a synchronization request for synchronization information; receiving synchronization information in response to the synchronization request; and transmitting, based on at least one transmission parameter adjusted in accordance with the synchronization information, a resource request for data transmission resources.

Abstract: The present invention relates to the field of communication technology with regard to cell scheduling. A method of operating a network node comprises transmitting a single Downlink Control Information (DCI) to a radio node, the single DCI scheduling Physical Downlink Shared Channels (PDSCHs) on a plurality of cells. The single DCI indicates a counter downlink assignment indicator (DAI) which is either based on the plurality of scheduled cells or independent of the plurality of cells scheduled by the single DCI.

Abstract: The present disclosure relates to a method and an apparatus for multiple access transmission. The method includes: determining (S401) a first signature allocated to a first transmission; and determining (S402) a second signature allocated to a second transmission. With hopping of the signature, the successful rate of NOMA transmission in the communication system will be improved.

Abstract: There is disclosed a method of operating a feedback radio node in a radio access network, the feedback radio node being configured with a set of feedback codebooks. Each codebook of the set indicates an arrangement of one or more subpatterns of feedback bits into feedback information. The method includes transmitting feedback signaling representing feedback information determined based on a codebook selected from the set of feedback codebooks. The disclosure also pertains to related methods and devices.

Abstract: A method, network node and wireless device, WD, providing signaling mechanisms for enabling repetitions of messages related to random access, RA, are disclosed. According to one aspect, a network node transmits an indication of a number of zero or more repetitions of a message related to RA to be transmitted by the WD in response to a random access response, RAR, message transmitted to the WD. The network node further receives at least one message related to RA.

Abstract: A node (100) of a wireless communication network manages sending of control information to a radio device (10). For a first frequency band, the control information indicates a first start position for transmission of a data channel. For a second frequency band, the control information indicates a second start position for transmission of the data channel. Based on the first start position and the second start position, the node (100) controls transmission of data on the data channel.

Abstract: A technique for transmitting and receiving scheduling information to a radio device from a network node of a radio access network, RAN, is described. The network node is in radio communication with the radio device through at least two cells. As to a method aspect of the technique, a configuration information is received from the network node. The configuration information is indicative of at least one table comprising at least two alternatives of the scheduling information for each of the at least two cells. Furthermore, control information is received from the network node. The control information is indicative of a reference to one of the at least two alternatives of the scheduling information for each of the at least two cells.

Abstract: A method, system and apparatus are disclosed. A network node configured to communicate with a wireless device is provided. The network node includes processing circuitry configured to indicate, in downlink control information, DCI, a first modulation and coding scheme, MCS, associated with first transport block, TB, indicate, in the DCI, a second MCS associated with a second TB where the first MCS is indicated by a first MCS field size and the second MCS is indicated by a second MCS field size less than the first MCS field size, and communicate with the wireless device based on the first MCS and the second MCS.