Abstract: A method and a user equipment of performing resource switching in an unlicensed spectrum are provided. A current set of resources in the unlicensed spectrum is utilized by a UE for performing LBT attempts for transmission of an RACH message to a base station. One or more LBT attempts for transmissions from the UE to the base station are performed over the current set of resources during a current RACH procedure. The current set of resources is switched to a new set of resources in the unlicensed spectrum to be utilized by the UE in a new RACH procedure after a failure count reaches a pre-configured threshold during the current RACH procedure. The failure count is calculated at least based on a count of LBT failure over the current set of resources during the current RACH procedure.

Abstract: A downlink bandwidth part adjustment method, applicable to user equipment, includes: determining whether at least one timer associated with multiple active downlink bandwidth parts of a current serving cell of the user equipment times out; and if there is at least one timed-out timer among the at least one timer, deactivating each active downlink bandwidth part associated with the timed-out timer, and activating a downlink bandwidth part in a preset state corresponding to the each active downlink bandwidth part.

Abstract: Techniques are described for wireless communication. A first method may include classifying feedback received for a first downlink transmission over a shared radio frequency spectrum band; identifying an interference parameter for a subsequent downlink transmission; and scheduling the subsequent downlink transmission based at least in part on feedback classified in a feedback category associated with the identified interference parameter for the subsequent downlink transmission. The feedback may be classified in one of a plurality of feedback categories, and the classifying may be based at least in part on an interference parameter for the first downlink transmission. A second method may include identifying an interference parameter for a first downlink transmission received over a shared radio frequency spectrum band; generating feedback for the first downlink transmission; and sending, to a base station, the feedback along with an indication of the interference parameter.

Abstract: Technologies for improving throughput in a network include a node switch. The node switch is to obtain expected performance data indicative of an expected data transfer performance of the node switch. The node switch is also to obtain measured performance data indicative of a measured data transfer performance of the node switch, compare the measured performance data to the expected performance data to determine whether the measured data transfer performance satisfies the expected data transfer performance, determine, as a function of whether the measured data transfer performance satisfies the expected data transfer performance, whether to force a unit of data through a non-minimal path to a destination, and send, in response to a determination to force the unit of data to be sent through a non-minimal path, the unit of data to an output port of the node switch associated with the non-minimal path. Other embodiments are also described.

Abstract: The present disclosure provides a method executed by user equipment, including: step (S1): transmitting, by user equipment, a Narrowband Physical Random Access Channel (NPRACH) preamble to a base station, where an NPRACH resource used by the user equipment indicates that the user equipment requests use of EDT; step (S2): receiving, by the user equipment, a narrowband random access response grant from the base station, where the value of a Modulation and Coding Scheme (MCS) index field indicates that resources are allocated to a Msg3 via EDT; step (S3): transmitting, by the user equipment, the Msg3 according to an indication of the narrowband random access response grant; step (S4): receiving, by the user equipment, a Downlink Control Information (DCI) format N0 from the base station; and step (S5): re-transmitting, by the user equipment, the Msg3 according to an indication of the DCI format N0.

Abstract: Methods, systems, and devices for increasing physical random access channel (PRACH) capacity using orthogonal cover codes (OCCs) in wireless communications systems are described. A base station may transmit a PRACH configuration that indicates PRACH resources for system access, for example, in a system information block (SIB). A user equipment (UE) may receive the PRACH configuration, and may identify PRACH resources that support OCCs for system access. For example, PRACH configurations with small time domain spacing between PRACH resources may support OCCs. The UE may determine whether to transmit random access (RACH) preamble messages using OCCs in the PRACH resources, and may transmit a RACH preamble message to the base station based on the determination. In some cases, the base station may additionally indicate PRACH resources not configured for OCCs, and the UE may determine which set of resources to transmit in based on one or more parameters.

Abstract: A system for detecting a communications computer network node malfunction by analysis of network traffic output by the network node. Low latency packet capture nodes copy network traffic and transmit it to an analytics engine, which may use machine learning techniques, including long short-term memory (LSTM) neural networks, to determine a likelihood that the output of one data router in a network is suffering from a software malfunction, hardware malfunction, or network connectivity issue, and preserve overall data quality in the network by causing cessation of traffic by the malfunctioning node of the network.

Abstract: The present invention constructs L RLC PDUs, where L is larger than 1; and submit the L RLC PDUs to a medium access control (MAC) layer for a transmission opportunity. The L RLC PDUs include a first RLC PDU having a poll to trigger status reporting at a receiving device and a second RLC PDU not having the poll and having a highest sequence number (SN) among SNs of the L RLC PDUs. The present invention sets a state variable to a highest SN among SNs of RLC PDUs having the poll submitted to the MAC layer, upon submitting the first RLC PDU to the MAC layer.

Abstract: Methods, systems, and devices for wireless communications are described for adjusting transmit powers for concurrent uplink transmissions from a user equipment (UE) to multiple transmission reception points (TRPs), or dropping one or more uplink transmissions to one or more TRPs, based on one or more parameters. A UE may identify that a combined transmission power for concurrent uplink transmissions exceeds a power threshold of the UE, and may adjust a power for one or more of the concurrent uplink transmissions, or drop one or more of the uplink transmissions based on such an identification. If a difference in transmit powers of the concurrent uplink transmissions exceeds a power difference threshold, the UE may drop one or more lower priority transmissions. The UE may multiplex at least a portion of a dropped transmission with another uplink transmission that will be transmitted, such as by rate-matching or puncturing.

Abstract: A method and apparatus of user equipment (UE) in a wireless communication system supporting a shared spectrum channel access is provided. The method and apparatus comprises: receiving, from a base station (BS), a physical downlink control channel (PDCCH) including downlink control information (DCI); determining, based on the received DCI, time domain resource allocation information of a random access channel (RACH) occasion and channel sensing information; performing channel sensing on an uplink (UL) channel based on the determined channel sensing information; identifying a status of the UL channel based on a result of the channel sensing on the UL channel; and transmitting, to the BS, a physical random access channel (PRACH) preamble over the UL channel based on the determined time domain resource allocation information and the identified status of the UL channel.

Abstract: This application provides a wireless communication method and an apparatus. The method includes: receiving higher layer signaling from a base station; receiving a broadcast message from the base station; and sending a random access preamble to the base station based on a random access configuration, where a time resource available to the random access preamble includes a part or all of a flexible time resource. Therefore, a random access requirement of a cell-edge terminal can be met, and a problem of PRACH coverage limitation can be resolved.

Abstract: The present invention relates to a wireless communication method in a wireless network comprising an access point and stations. The method comprises, at a station: receiving a trigger frame from the access point, the trigger frame reserving a transmission opportunity on at least one communication channel of the wireless network, the transmission opportunity including a random resource unit that the stations may access using a contention scheme; receiving parameters of the contention scheme in management frames from the access point, the parameters comprising a contention window range; contending access to the random resource unit of the transmission opportunity reserved by the received trigger frame, using a contention window value; and updating the contention window value based on the success or failure of the access to the random resource unit. The updated contention window value remains within the contention window range obtained from the most recently received contention scheme parameters.

Abstract: A user equipment in a mobile communication system including a base station and the user equipment, including: a mode determining unit that receives instruction information indicating a transmission mode of broadcast information from the base station and determines the transmission mode based on the instruction information; and a receiving unit that performs a reception operation of the broadcast information according to the transmission mode determined by the mode determining unit.

Abstract: Methods, apparatuses, and computer program products for synchronization in a network are provided. One method includes configuring a first node for joining a first synchronization group with a second node on a lowest stratum, receiving at least one synchronization signal comprising information on at least an identity of the second node, and synchronizing the first node to the first synchronization group based on the synchronization signal.

Abstract: Methods and apparatuses related to a two-step RACH procedure are provided. Channel conditions can be estimated based on a UE PRACH transmission rather than the subsequent PUSCH transmission in the first part of the two-step RACH. A variable length gap can be provided between the PRACH preamble transmission and the PUSCH transmission. Other solutions are also provided.

Abstract: Technologies for controlling operation of a compute node coupled to a computer network via a computing device that includes communications for communicating with the computer network and persistent instructions such as firmware for providing control functions to the computing device, wherein the control functions being defined at least in part by protocol data. An update control module of the computing device may receive update data from a remote node in the computer network via the communications, wherein the update data comprising new protocol data for the persistent instructions. A protocol parser module may parse the update data and generate metadata relating to the update data. A classifier module may receive rules for the control functions, wherein the rules are based at least in part on the update data and metadata. A compiler may compile the parsed update data to the persistent instructions for providing new control functions to the computing device based at least in part on the received rules.

Abstract: Disclosed is a method for transmitting an uplink signal by a terminal in a non-licensed band. In particular, the method comprises: performing a clear channel assessment (CCA) on the non-licensed band; and transmitting the uplink signal on a specific slot on the basis of the result of performing the CCA, wherein when the specific slot is a random access channel (RACH) slot, the uplink signal is transmitted on the basis of a default timing advanced (TA) value for RACH signal transmission.

Abstract: Technologies for controlling operation of a compute node coupled to a computer network via a computing device that includes communications for communicating with the computer network and persistent instructions such as firmware for providing control functions to the computing device, wherein the control functions being defined at least in part by protocol data. An update control module of the computing device may receive update data from a remote node in the computer network via the communications, wherein the update data comprising new protocol data for the persistent instructions. A protocol parser module may parse the update data and generate metadata relating to the update data. A classifier module may receive rules for the control functions, wherein the rules are based at least in part on the update data and metadata. A compiler may compile the parsed update data to the persistent instructions for providing new control functions to the computing device based at least in part on the received rules.

Abstract: A receiver receives a data packet with a header and a payload. The payload includes at least one full service data unit, one or two service data unit fragments, or at least one full service data unit and at least one service data unit fragment, where a service data unit fragment is only located (i) at the beginning of the payload or at the end of the payload or (ii) at the beginning of the payload and at the end of the payload. The header includes a single field consisting of a first bit and a second bit, even when a number of full service data units and service data unit fragments in the payload is more than two, the single field indicating whether (i) the payload begins with a fragment of a service data unit and (ii) the payload ends with a service data unit fragment. Digital signal processing circuitry processes the header to determine processing for the payload.

Abstract: Technologies for controlling operation of a compute node coupled to a computer network via a computing device that includes communications for communicating with the computer network and persistent instructions such as firmware for providing control functions to the computing device, wherein the control functions being defined at least in part by protocol data. An update control module of the computing device may receive update data from a remote node in the computer network via the communications, wherein the update data comprising new protocol data for the persistent instructions. A protocol parser module may parse the update data and generate metadata relating to the update data. A classifier module may receive rules for the control functions, wherein the rules are based at least in part on the update data and metadata. A compiler may compile the parsed update data to the persistent instructions for providing new control functions to the computing device based at least in part on the received rules.