Abstract: A frequency-band state processing method and device are provided. The frequency-band state processing method at a UE side includes: receiving, by a UE, control signaling sent by a network device; wherein the control signaling includes at least one BWP identifier and a state configuration indication, and the state configuration indication includes an activation indication or a deactivation indication; configuring, by the UE according to the state configuration indication, a BWP state of a BWP corresponding to the BWP identifier included in the control signaling.

Abstract: The present disclosure relates to a slice-based communications method. In one example method, an access and mobility management function (AMF) node sends a first request message to a network slice selection function (NSSF) node. The AMF node receives a response message from the NSSF node. The AMF node obtains, based on the response message, allowed network slice selection assistance information (NSSAI).

Abstract: Certain aspects of the present disclosure provide techniques for selectively activating physical downlink control channel (PDCCH) repetition for retransmissions in wireless communications systems. In an exemplary method, a base station (BS) may transmit, without repetition, a physical downlink shared channel (PDSCH) to a user equipment (UE) in a set of initial transmissions in a period of a transmission cycle; and activate repetition including multiple transmissions for physical downlink control channels (PDCCHs) in a potential retransmission slot for the UE during the period.

Abstract: A user terminal (UT) for a mobile satellite communications system, and an associated method for managing tracking areas for such a UT is provided. When initiating establishment of a radio connection, the UT transmits a connection request message to a satellite gateway (SGW) of the mobile satellite communications system, where the connection request message includes position information identifying a current location of the UT. The UT processes a connection setup message received in response to the connection request message, where the connection setup message includes a first tracking area identifier (TAID) that identifies a one of a plurality of tracking areas that is associated with the current location of the UT. The UT transmits a connection complete message to the SGW, together with an attach request message for a core network of the mobile satellite communications system, which includes the first TAID.

Abstract: A method for wireless communication performed by a user equipment (UE) is provided. The method includes: receiving, from a base station (BS), a radio resource control (RRC) message that includes a first configuration indicating a first parameter associated with a first bandwidth part (BWP) and a second configuration indicating a second parameter associated with a second BWP; receiving, from the BS, downlink control information (DCI) having a DCI format, the DCI indicating either a data reception or a data transmission on a BWP, and the DCI including a field indicating a hybrid automatic repeat request (HARQ) process number to be applied by the UE for the data reception or the data transmission; determining whether a bit length of the field is fixed or variable according to the DCI format; and in a case that the bit length of the field is variable, determining the bit length of the field according to one of the first parameter and the second parameter that is associated with the BWP.

Abstract: In accordance with an example embodiment of the present invention, a method, apparatus and software program product for partitioning channel state information into groups of different priority levels, wherein said channel state information comprises non zero coefficients and said partitioning comprises using at least one permutation function to prioritize said non-zero coefficients substantially based on an amplitude distribution of said non zero coefficients to determine mapping of said non zero coefficients to said groups, and further for omitting zero or more non-zero coefficients in accordance with said amplitude distribution based prioritizing from said groups, and for transmitting remaining non zero coefficients in said groups.

Abstract: A device to device (D2D) communication method includes: receiving, by user equipment (UE), resource pool configuration information, where the resource pool configuration information includes frequency domain resource location information and time domain resource location information and the frequency domain resource location information includes a frequency domain resource pool indicator and a frequency domain spacing between two consecutive device to device D2D resources; determining, by the UE, an available frequency domain resource based on the resource pool configuration information; and performing, by the UE, D2D communication on the available frequency domain resource.

Abstract: Examples disclosed herein relate to a system comprising a request transmitter to transmit a plurality of transaction requests from a first daemon to a central database, wherein the first daemon belongs to a plurality of daemons using the central database to communicate with each other to perform networking related functions. The system may include a baseline determiner to determine a baseline response time for receiving a response to the plurality of transaction requests, a transaction request transmitter to transmit a transaction request, belonging to the plurality of daemons, to the central database and a transaction requester determiner to determine that the central database is processing more requests that it can handle. The system may include a delay time generator to generate a delay time for a subsequent transaction request to the central database and a subsequent request transmitter to transmit the subsequent transaction request to central database.

Abstract: Embodiments of this application relate to the communications field, and in particular, to an information sending/receiving method and apparatus in the communications field. The information receiving method includes: determining an information receiving time based on any two of a time division duplex sector sweep acknowledgement frame count index, a count index, and a time division duplex sector sweep frame count index, duration of a time division duplex sector sweep frame, and duration of a time division duplex sector sweep acknowledgement frame; and receiving information at the determined information receiving time. According to the information receiving/sending method provided in the embodiments of this application, the information sending apparatus can send information at an accurate information sending time, the information receiving apparatus can receive the information at an accurate information receiving time, and system communication can be normally performed.

Abstract: Methods, systems, and devices for wireless communications are described that provide for multiple instances of aperiodic tracking reference signals (TRSs) that use a same set of large-scale channel properties. If two or more aperiodic TRS transmissions are triggered by downlink control information from a base station with a same transmission configuration indicator (TCI) state, a UE that receives the two or more aperiodic TRS transmissions may measure the multiple instances of the aperiodic TRS transmissions assuming that the same large scale parameters or properties can be inferred from each of the aperiodic TRS transmissions. The UE may then update one or more time tracking parameters, frequency tracking parameters, or combinations thereof, based on the same large scale transmission parameters being used for the multiple instances of the aperiodic TRS transmissions.

Abstract: Disclosed are methods and apparatuses for providing configurable reference signal timing difference (RSTD) search windows for positioning. In an aspect, an RSTD search window is configured based on a positioning reference signal (PRS) configuration. The RSTD search window is provided to the UE. A plurality of PRS is transmitted from a network entity to a user equipment (UE), each PRS having the PRS configuration. The plurality of PRS are transmitted in a subset that is less than all subcarriers over a given bandwidth.

Abstract: A Hybrid Automatic Repeat reQuest (HARQ) feedback configuration method includes: configuring HARQ codebook switching information for a data sender according to carrier aggregation information; and sending the HARQ codebook switching information the data sender.

Abstract: A data transmission method and apparatus, and a data reception method and apparatus. The data transmission method comprises steps of: generating at least one total downlink assignment index for a plurality of component carrier groups; and carrying the at least one total downlink assignment index in downlink control information to transmit the same to a receiving end.

Abstract: Embodiments of the present invention disclose a signal sending method and apparatus and a signal receiving method and apparatus. The signal sending method includes: generating, by a network device, a first signal, where the first signal includes at least one sequence pair, each of the at least one sequence pair includes two sequences, and an element value of one sequence of the two sequences is a value obtained by calculating, according to a first calculation rule, an element value of the other sequence of the two sequences and an element value of a first sequence corresponding to the other sequence, where each sequence in the at least one sequence pair and the first sequence are complex sequences with lengths greater than 1; and sending, by the network device, the first signal to a terminal device.

Abstract: A method performed in a system comprising a joint traffic direction scheduler configured to coordinate time-division-duplexing (TDD) transmissions for multiple cells comprises obtaining TDD operation information from each of the cells, determining, based on the obtained TDD operation information, a transmission direction to be used by each of the cells during one or more transmission time intervals (TTIs), and indicating to the cells the determined transmission direction.

Abstract: Methods, systems, and devices for wireless communications are described to coordinate information across a wireless network. One or more access nodes of a wireless network may configure a time resource container for receiving, amplifying, and forwarding a signal, such as a notification signal, in an operating mode. A notification signal may include an indication of coordination information and may be transmitted or received in the time resource container, such as in a first subset of a set of time resources of the time resource container. An access node may first receive a signal from a second access node, amplify and forward the signal in the time resource container to a third access node, and then decode the received signal and determine whether the signal includes coordination information for the access node. If the signal includes coordination information for the access node, the access node may perform one or more actions.

Abstract: Embodiments provide a channel sounding information feedback method, user equipment, and a base station. The method includes: determining, by UE, a first period used to periodically report channel sounding information; and periodically sending, by the UE based on received preset downlink control information DCI that is sent by a base station, the channel sounding information by using the first period as a sending period. System overheads can be reduced, a configuration response can be improved, and spectrum utilization of a system can be improved while periodic feedback of indication is reduced.

Abstract: In some aspects, a user equipment (UE) may receive a configuration that indicates an association between a pre-emption indication field and at least one of: a set of transmission configuration indicator (TCI) states, a set of demodulation reference signal (DMRS) ports, or a set of layers; receive downlink control information (DCI) that includes a pre-emption indication that is indicated as a set of bits in the pre-emption indication field; determine whether the UE is scheduled to receive a communication in one or more pre-empted resources indicated by the set of bits, via a component carrier associated with the pre-emption indication, and using at least one of: a TCI state included in the set of TCI states, a DMRS port included in the set of DMRS ports, or a layer included in the set of layers; and decode the communication based at least in part on the determination.

Abstract: Provided is a method where mobile relay performs bidirectional inter-terminal communication in wireless communication system. The method includes determining optimal values of predetermined variables for maximizing a transmission ratio for the bidirectional inter-terminal communication during a predetermined time segment using pieces of basic information of at least one of the mobile relay, a first terminal, or a second terminal, transmitting setting information on the optimal values to at least one of the first terminal and the second terminal, and performing the bidirectional inter-terminal communication on the basis of the optimal values. The predetermined variables include at least one of a position of the mobile relay, a speed of the mobile relay, acceleration of the mobile relay, a downlink transmission power of the mobile relay, an uplink transmission power of the first terminal, an uplink transmission power of the second terminal, or a transmission resource allocation ratio for uplink and downlink.

Abstract: To make a mobile station apparatus efficiently generate a base sequence. In a mobile station apparatus that generates a sequence for a demodulation reference signal on the basis of at least a sequence group number and transmits to a base station apparatus the demodulation reference signal together with a physical uplink shared channel used for transmission of a transport block, the mobile station apparatus receives information indicating a value of a parameter relating to the sequence from the base station apparatus, and determines the sequence group number without using the value of the parameter in a case where the mobile station apparatus performs transmission of the transport block on the physical uplink shared channel as part of a contention based random access procedure.