Abstract: Certain aspects of the present disclosure relate to communication systems, and more particularly, to random access channel (RACH) procedures in deployments where a RACH transmission may be sent on different UL carriers. An exemplary method performed by a base station includes receiving a random access (RA) preamble on a first component carrier (CC) of a plurality of CCs including at least one uplink (UL) CC and at least one supplemental uplink (SUL) CC and transmitting a response to the RA preamble, wherein the response indicates the first CC.

Abstract: Path-loss measurements are determined for a test client device moving along a path in a field test environment in which field Wi-Fi mesh network nodes are distributed. The path-loss measurements are reproduced in a field-to-lab test environment that includes a test client device disposed in an electromagnetically-isolated chamber and field test Wi-Fi mesh network nodes disposed in respective electromagnetically-isolated chambers. The test client device and the field test Wi-Fi mesh network nodes are in wired or wireless communication with each other via signal lines. A programmable attenuator is electrically coupled to each signal line. The attenuation of each programmable attenuator is varied to reproduce the path-loss measurements from the field test environment. Path-loss measurements at the location of each field Wi-Fi mesh network node are also reproduced with the programmable attenuators to reproduce the field Wi-Fi mesh network node configuration.

Abstract: An intermediate node (203) for a transport network (200) is configured such that traffic flows between at least one remote access node (201) and a central hub node (202) pass via the intermediate node (203). The intermediate node (203) is configured to selectively process a traffic flow depending on a responsiveness requirement of the traffic flow.

Abstract: An apparatus of a user equipment (UE) may include a memory and one or more processors operatively coupled to the memory. The processors may process a scheduling trigger to provide channel state information (CSI) and beam information using extra-large physical uplink shared channel (xPUSCH). The processing device may also generate a reporting message comprising CSI and beam information. The processing device may then encode xPUSCH data to include the reporting message.

Abstract: Device and method can be provided for emulating a system which includes a wireless channel, a wireless transmitter, and a wireless receiver. For example, with an emulation processor, it is possible to receive baseband data, process the received baseband data, and transmit the processed baseband data. Further, with a controller, it is possible to receive configuration information pertaining to the wireless channel, the wireless transmitter, and the wireless receiver to be emulated; and configure the emulation processor according to the received configuration information.

Abstract: Aspects of the disclosure relate to implied and explicit mapping of uplink (UL) resources for acknowledgment communications from a user equipment (UE). In some examples disclosed herein, implied mapping may include indexing of information elements in a downlink (DL) communication. The explicit mapping may include information elements in the DL communication configured to explicitly provide a location of an UL resource. Other aspects, embodiments, and features are also claimed and described.

Abstract: Embodiments of a system and method for providing DRX enhancements in LTE systems are generally described herein. In some embodiments, a system control module is provided for controlling communications via a communications interface. A processor is coupled to the system control module and is arranged to implement an inactivity timer and an on-duration timer for determining an active time for monitoring subframes on the physical downlink control channel for control signals, the processor further monitoring subframes after the active time.

Abstract: Embodiments of the present application provide a method for monitoring a PDCCH, a terminal device, and a network device, capable of reducing power consumption when a terminal device monitors a PDCCH. The method comprises: a terminal device receiving a first message sent by a network device, the first message indicating a first time duration and/or whether to monitor a PDCCH within the first time duration; and the terminal device monitoring the PDCCH according to the first message.

Abstract: A computer system includes at least one memory and at least one processor coupled to the at least one memory and configured to execute one or more sets of instructions. The one or more sets of instructions, when executed by the at least one processor, cause the computer system to provide virtualized radio access network functions including executing a BP algorithm and provide controller functions including adjusting the total number of iterations of the BP algorithm depending on available computing resources of the computer system.

Abstract: Devices, systems and methods for a fifth generation (5G) or new radio (NR) system comprising multiplexing, by a gNodeB (gNB), a physical broadcast channel (PBCH) and an associated demodulation reference signal (DMRS) in a time division multiplexing (TDM) manner; and transmitting, by the gNB, the PBCH by employing a Discrete Fourier Transform-spread-orthogonal frequency-division multiplexing (DFT-s-OFDM) waveform and its associated DMRS.

Abstract: A method for data transmission includes: during Bluetooth communication, negotiating, by transmitting a sounding data packet at a data size which is a candidate value of a maximum transmission unit (MTU), with a second electronic device about an applied value of the MTU for the Bluetooth communication. Through the technical solution according to embodiments of the disclosure, MTU sounding is performed by sending a data packet during data transmission between Bluetooth devices. Through the MTU negotiation between the two parties of interaction, an appropriate and stable MTU value is finally obtained to serve as a standard parameter of the interaction.

Abstract: Embodiments of the present application provide a method for monitoring a PDCCH, a terminal device, and a network device, capable of reducing power consumption when a terminal device monitors a PDCCH. The method comprises: a terminal device receiving a first message sent by a network device, the first message indicating a first time duration and/or whether to monitor a PDCCH within the first time duration; and the terminal device monitoring the PDCCH according to the first message.

Abstract: The present invention is designed so that communication is performed appropriately in radio communication systems that support different numerologies than existing LTE systems. A receiving section that receives a downlink control channel, and a control section that controls the detection of search spaces that serve as candidates for allocating the downlink control channel are provided, and the control section controls the detection of a common search space and a user-specific search space, in which different subcarrier spacings and/or different transmission cycles are configured.

Abstract: An apparatus, system, and method are directed towards enabling auditing of network vulnerabilities from multiple network vantage points virtually simultaneously. Multiple network vantage points may include, but are not limited to, remote/branch enterprise sites, devices on an enterprise perimeter, on either side of a security perimeter, and even through the security perimeter. In one embodiment, an auditor performs reflected audits thereby extending auditing of network vulnerabilities to provide a comprehensive 360 degree audit of internal, external, and remote enterprise network sites. In one embodiment, the present invention may be implemented employing a single auditing device, and one or more audit extension devices that are configured to extend the auditing device's audit reach. The auditing device and one or more audit extension devices may communicate using an encrypted network channel through a security perimeter and/or across multiple networks.

Abstract: A system and method for communications link status analysis is disclosed. In embodiments, the system includes a radio systems interface (RSI) for listening to communications assets of a ground-based or mobile host platform. Radio data on communications traffic and their originating platforms is stored and analyzed to determine the link status of current communications links to other platforms. A link record is updated with the current links and associated platform information. A propagation analyzer forecasts future link statuses for identified current links based on the available platform data and forwards the propagation forecasts to operators of the host platform.

Abstract: A high-speed signal subsystem testing system tests a processor transmitter and receiver coupled to a connector via a transmitter trace and a receiver trace, respectively. A transmitter test circuit on a testing board coupled to the connector compares a transmitter voltage received from the transmitter via the transmitter trace and the connector to a common mode voltage range and, in response to the transmitter voltage being outside the common mode voltage range, provides a transmitter trace issue signal. A receiver test circuit on the testing board coupled to the connector transmits a first test voltage towards the receiver, compares a second test voltage detected at the receiver test circuit in response to transmitting the first test voltage towards the receiver to a reference test voltage and, in response to the second test voltage being above the reference test voltage, provides a receiver trace issue signal.

Abstract: A UE may enter a dormant state, e.g., for power savings. The systems, methods, and apparatus described herein may provide ways for the UE to transition between an active state and a dormant state, as well as UE behavior in a dormant state. The apparatus may be a UE configured to receive an indication of a bandwidth part (BWP) switch for a secondary cell and to transition between an active state and a dormant state for the secondary cell based on the indication of the BWP switch.

Abstract: The present disclosure relates to a method of setting a buffer status report (BSR) format including: in response to triggering a BSR by a UE, determining an amount of data buffered in a buffer corresponding to a logical channel group configured to transmit the data; and setting a format for the BSR based on the amount of the data buffered in the buffer. A number of bits in the BSR of the format is positively correlated with the amount of the data buffered in the buffer, and the bits indicate the amount of the data buffered in the buffer.

Abstract: A communication management resource receives first input indicating a first time-division communication configuration associated with first wireless stations operated by a first wireless network service provider. The communication management resource receives second input indicating a second time-division communication configuration associated with second wireless stations such as operated by a second wireless network service provider. Based on spectral analysis of implementing the first time-division communication configuration and the second time-division communication configuration, the communication management resource controls implementation of time-division communication configurations by the first wireless stations and the second wireless stations.

Abstract: A system for predicting an outage for a commercial passenger vehicle is described. The system includes a storage configured to store travel information of an upcoming travel by the commercial passenger vehicle that is configured to provide a network connectivity for devices in the commercial passenger vehicle to remote devices; and a server configured to process the travel information and generate an output indicative of a probability of an outage of the network connectivity based on the travel information of the upcoming travel, and wherein the server is further configured to apply a machine learning algorithm that (1) processes the travel information based on history information related to a planned route to be taken during the upcoming travel and regulation information related to the upcoming travel and (2) determines the probability of the outage along the planned route.

Abstract: Embodiments of the present application provide a method for monitoring a PDCCH, a terminal device, and a network device, capable of reducing power consumption when a terminal device monitors a PDCCH. The method comprises: a terminal device receiving a first message sent by a network device, the first message indicating a first time duration and/or whether to monitor a PDCCH within the first time duration; and the terminal device monitoring the PDCCH according to the first message.

Abstract: Designs and techniques to enhance power-efficiency and incorporate new features in millimeter-wave MIMO transceivers are described. A new mechanism for built-in dual-band, per-element self-interference cancellation (SIC) is introduced to enable multi-antenna frequency-division duplex (FDD) and full-duplex (FD) operation. Additionally, several innovative circuit concepts are introduced, including low-loss wideband antenna interface design, dual-band power combining PA, dual-band RF-SIC design, and bi-directional MIMO signal.

Abstract: Directional capacity of interfaces for networking devices are dynamically modified. Network traffic utilization of one direction of a network interface may be determined. A modification to a capacity of the networking device to process network traffic in the one direction of the network may be determined. The modification may then be applied to the networking device so that subsequent network traffic is processed according to the modified capacity in the one direction of the interface.

Abstract: Packet routing within a multi-chip processing system is shown. A first chip has a first interconnect bus, and a first microprocessor coupled to the first interconnect bus. The first interconnect bus has a first routing register. When the first microprocessor operates the first chip as a source node to output a packet to be transferred to a destination node, routing information indicating a routing path from the source node to the destination node is written into the first routing register and then loaded from the first routing register to a header of the packet. While being transferred within the multi-chip processing system from the source node to the destination node, the packet is guided along the routing path indicated in the routing information carried in the header of the packet.

Abstract: Aspects presented herein provide an enhanced power management solution, such that an apparatus may configure a UE with more than one DRX configuration for different cells. The apparatus determines a configuration of a plurality of discontinuous reception (DRX) groups for communicating with a UE. The apparatus configures the UE with a first DRX group for a first set of serving cells. The apparatus configures the UE with a second DRX group for a second set of serving cells.

Abstract: Methods, apparatus and computer readable code for determining whether a potential relay device is a relay device are provided herein. In some embodiments, first and second information elements are received from a potential relay device, which is an original source of the second information element. In order to determine whether the potential relay device is a relay device, it is determined whether a feature of an original source of the first information element and a feature of the potential relay device are features unlikely to relate to a single device, wherein a positive result of the determining is indicative that the potential relay device is a relay device. In an exemplary embodiment, a disclosed system includes an information element receiver and a feature incompatibility analyzer. Optionally, the disclosed system includes a feature discovery module, a parameter obtainer and a feature database.

Abstract: System, device, and method of adaptive network protection for managed Internet-of-Things (IoT) services. A network traffic monitoring unit monitors data traffic, operations-and-management traffic, and control messages, that relate to cellular communication between an IoT device and a core cellular network. An IoT grouping unit groups multiple IoT devices into a particular IoT group. A baseline behavior determination unit determines a Regular Baseline Cellular Communication Behavior (RBCCB) profile that characterizes the cellular communications that are outgoing from and incoming to each member of the particular IoT group. An outlier detector subsequently detects that a particular IoT device of that particular IoT group, exhibits cellular traffic characteristics that are abnormal relative to the RBCCB profile that was characterized for that particular IoT group.

Abstract: A network device may detect an error associated with a packet based on error information being generated from processing the packet at a layer of a network stack. The network device may determine, based on detecting the error, metadata associated with the packet. The network device may generate telemetry data to include the metadata. The network device may provide the telemetry data to a network analyzer for policy enforcement.

Abstract: A method for performing Simple Storage Service (S3) seamless migration using index objects and associated apparatus are provided. The method includes: in response to a request of migrating user data of a user of the storage server from a remote S3-compatible server into the storage server, during an index stage, utilizing an index-object-based S3 migration management module among multiple program modules running on a host device within the storage server to create and store multiple index objects into a storage device layer of the storage server to be respective representatives of multiple normal objects of the user data at the storage server, and migrate respective Access Control Lists (ACLs) of the multiple normal objects to the storage server to be respective ACLs of the multiple index objects; and during a data stage, utilizing the index-object-based S3 migration management module to trigger one or more migration agents to migrate object data.

Abstract: A fuzz testing apparatus transmits a plurality of packets to the device under test (DUT), and calculates a probability of abnormal state, a normal response time and an abnormal-state-processing time of the DUT for the packets. Then, the fuzz testing apparatus estimates a maximum quantity of packets that can be sent to the DUT according to the probability of abnormal state the normal response time and the abnormal-state-processing time corresponding to the standby time of the DUT. Finally, the fuzz testing apparatus determines a plurality of test packets from a plurality of candidate test packets according to the maximum quantity of packets.

Abstract: A network element includes multiple ports configured to communicate over a network, a buffer memory, a snapshot memory, and circuitry. The circuitry is configured to forward packets between the ports, to temporarily store information associated with the packets in the buffer memory, to continuously write at least part of the information to the snapshot memory concurrently with storage of the information in the buffer memory, and, in response to at least one predefined diagnostic event, to stop writing of the information to the snapshot memory, so as to create in the snapshot memory a coherent snapshot corresponding to a time of the diagnostic event.

Abstract: Methods and apparatus are provided for optimising mitigation of an outage of a cell in a communications network. In one aspect, a method comprises determining an outage of the cell during a first time period. A time-variable parameter is determined that is indicative of predicted impact of the outage of the cell, the impact being predicted based on historical data for the cell in at least one earlier time period. One or more actions are performed in relation to the outage based on the time-variable parameter for said first time period.

Abstract: According to one method, the method occurs at a first test device located inline between at least one traffic source and a network and/or system under test (NSUT), wherein the first test device is implemented using at least one processor and at least one memory. The method includes receiving, from a test controller, impairment rules generated from baseline metrics based on monitored live traffic for effecting traffic impairments; receiving traffic destined to the NSUT; impairing the traffic destined to the NSUT based on the impairment rules; sending the impaired traffic towards the NSUT, wherein the NSUT processes the impaired traffic; and sending, from the test device or a related tap, response information from the NSUT to the test controller for analyzing NSUT performance.

Abstract: Systems and methods for a scalable test model for a cellular communications system having multiple different bandwidth and subcarrier combinations are disclosed. Embodiments of a method performed by a test node and corresponding embodiments of a test node are disclosed. In some embodiments, a method performed by a test node comprises generating a test signal for a particular bandwidth and subcarrier spacing combination, the test signal being in accordance with a test model that is scalable for a plurality of different bandwidth and subcarrier spacing combinations. By using the scalable test model, the test model can be flexibly used to test for different bandwidth and subcarrier spacing combinations.

Abstract: Systems and methods of the present disclosure enable mesh network capacity management via network metering using a processor an integrated roofing mesh network node in a mesh network to receive and transmit data packets in the mesh network. Each data packet includes a source address, a destination address, and a payload of data. The processor determines passthrough traffic including a subset of data packets routed between radio nodes of the mesh network through the gateway based on the source address and the destination address of each data packet and an address associated with the gateway. The processor determines a passthrough data capacity based on the payload of each data packet in the subset and determines a metric based on the passthrough data capacity to signify an amount of mesh network bandwidth provided by the integrated roofing mesh network node.

Abstract: Configuration data is obtained and is useable by a decoder to reconstruct a first representation of an image at a first level of quality using a second representation of the image at the first level of quality. The second representation is based on a representation of the image at a second, lower level of quality. The configuration data comprises a value of a configuration parameter, the value having a variable bit-length. The configuration data is arranged into a sequence of bytes comprising a variable-length element arranged to store the value of the configuration parameter. The variable-length element comprises at least one given byte having one or more predetermined bits arranged to indicate whether or not the variable-length element comprises one or more additional bytes to the at least one given byte. The sequence of bytes is output for processing by the decoder.

Abstract: Channel scanning method and device, storage medium and terminal are provided. The method includes: during scanning of a current channel, determining whether to prolong a minimum channel time of the current channel in a time interval before a probe request frame is sent on the current channel; if it is determined to prolong the minimum channel time of the current channel, updating the minimum channel time of the current channel, or else, maintaining the minimum channel time of the current channel, and on the current channel, contending for channel usage right based on CSMA, and when the channel usage right is acquired, sending a probe request frame, and starting a minimum channel time timer, wherein a timing duration of the minimum channel time timer is set based on the minimum channel time. With embodiments of the present disclosure, channel scanning is optimized and efficiency of the channel scanning is improved.

Abstract: A security policy deployment method and apparatus are provided, and the method includes: when a lifecycle state of a virtualized network function VNF changes, generating, by a management network element, a security policy of the VNF, where the security policy of the VNF is used to perform access control on the VNF; and sending, by the management network element, the security policy of the VNF to a control device. The management network element is a network element configured to perform lifecycle management on the VNF. By using the method or apparatus provided in embodiments of this application, the security policy of the VNF can be adjusted in time when the lifecycle state of the VNF changes, thereby greatly reducing a possibility that a bug occurs in the security policy of the VNF because the VNF changes.

Abstract: Methods and apparatus are disclosed for selecting an encoding specification for encoding audio and/or video data to be streamed between a user-device (11) and a remote device (28), where the user-device is operable to communicate with the remote device via a digital subscriber line (DSL, 13) for a portion of a path (29) between the user-device and the remote device, the DSL portion (13) extending between a user-side DSL modem device (22) and a DSL aggregation transceiver device (24).

Abstract: A system for optimizing network traffic is described. The system includes a transport communication protocol (TCP) controller configured to acquire data regarding a flow of a plurality of data packets over a link and to determine TCP characteristics for the flow, a traffic prioritization module configured to assign a flow priority to the flow, and a traffic priority controller configured detect congestion on the link and determine a congestion window size for the flow based on the flow priority and the TCP characteristics.

Abstract: A method, an apparatus, a system, and a computer program product for performing dynamic spectrum sharing in a wireless communication system. A control plane message identifying a radio resource in a plurality of radio resources for controlling transmission of a data packet in a plurality of data packets between a plurality of communication devices is generated. The generated control plane message is transmitted. Using the identified radio resource, transmission of the data packet is controlled in a user plane.

Abstract: There is described an upstream device for translating clock domain for non-synchronized sensors comprising a communication component, a memory component, and a processor. The communication component detects a report received from a sensor that includes a beacon receive time in a sensor clock domain and a current report transmit time in the sensor clock domain. The memory component provides a previous report receive time in the aggregator clock domain and a previous report transmit time in the sensor clock domain. The processor identifies a current report receive time in an aggregator clock domain based on the report detected by the communication component. The processor also determines a beacon receive time in the aggregator clock domain based, at least in part, on the beacon receive time in the sensor clock domain, the current report transmit time, the current report receive time, the previous report receive time, the previous report transmit time.

Abstract: Disclosed is a virtual base station capable of hosting multiple network operators and/or private networks in a single compute environment. The virtual base station includes a plurality of virtual baseband processors configured to communicate with the plurality of mobile network operators, a supervisor module, a fronthaul network interface configured to be coupled to one or more remote units, and a KPI (Key Performance Indicator) coordinator module coupled to the supervisor module and the one or more virtual baseband processors. The base station may have on or more CBRS (Citizens Broadband Radio Service) Daemons to act as a proxy for obtaining grants to CBRS channels and allocating the CBRS channels to the mobile network operators.

Abstract: A method of improving performance of network communication for an application communicating via a wide area network (WAN) including executing a classifier including a machine learning algorithm to classify a data set corresponding to a profile of network communication via the WAN for the application, the classification identifying the network communication as a candidate for WAN optimization, wherein the classifier is trained based on a plurality of training data sets each having associated an indication of suitability for WAN optimization; and responsive to the identification of the network communication as a candidate for WAN optimization implementing WAN optimization for the application.

Abstract: Aspects are provided allowing for selective monitoring of uplink cancellation indication (ULCI) occasions by UEs and allowing UEs to determine from ULCI whether canceled uplink transmission are carried on non-supplementary uplink (NUL) carriers or supplementary uplink (SUL) carriers. A UE may determine not to monitor a ULCI occasion if it does not have an uplink transmission which can be punctured by higher priority data. When the uplink transmission is dynamically scheduled, the UE may determine to monitor a ULCI occasion if the UE receives the uplink grant a certain number of symbols earlier than the ULCI occasion. The base station may configure blocks in downlink control information to indicate the UE should apply ULCI to SUL and/or NUL. The base station may configure the UE to perform different behaviors after receiving a ULCI depending on whether the portion of the uplink transmission to be canceled is on SUL or NUL.

Abstract: Egress mirroring packets to a CPU includes processing ingress packets in a forwarding pipeline; egressing one or more packets from the forwarding pipeline to a first physical port of the switch; mirroring the one or more packets on the first physical port to a second physical port of the switch; recirculating the one or more packets on the second physical port to the forwarding pipeline, wherein the one or more packets on the second physical port become ingress packets on the second physical port and processing the recirculated one or more packets in the forwarding pipeline includes identifying packets that ingress on the second physical port; and sending the identified packets to a central processing unit (CPU) in the switch.

Abstract: A traffic-monitoring system that monitors encrypted traffic exchanged between IP addresses used by devices and a network, and further receives the user-action details that are passed over the network. By correlating between the times at which the encrypted traffic is exchanged and the times at which the user-action details are received, the system associates the user-action details with the IP addresses. In particular, for each action specified in the user-action details, the system identifies one or more IP addresses that may be the source of the action. Based on the IP addresses, the system may identify one or more users who may have performed the action. The system may correlate between the respective action-times of the encrypted actions and the respective approximate action-times of the indicated actions. The system may hypothesize that the indicated action may correspond to one of the encrypted actions having these action-times.

Abstract: A network appliance may be coupled to a network tool configured to monitor the traffic within a computer network. Often, the network tool is operable in two modes (i.e., an inline mode and an out-of-band mode). Before the network tool is deployed as an inline device, however, it is desirable to verify that the network tool is secure. Described herein are systems and techniques for verifying network tools prior to deployment as inline devices. More specifically, the network appliance may be configured to modify the content of a data packet (e.g., by altering a bit) and transmit the modified data packet downstream to a network tool. The network appliance can monitor the network tool to make sure the network tool drops or returns the modified data packet. These techniques allow the network appliance to controllably simulate the receipt of malicious traffic by the network tool.

Abstract: Aspects for MAC-CE duplication for packet repetition in uplink and downlink are disclosed. In one particular aspect a method of wireless communication includes receiving, by a user equipment (UE), a message including a component carrier (CC) identifier (ID) for a particular Medium Access Control (MAC) control element (MAC-CE). The method also includes receiving, by the UE, a first MAC-CE via a first CC of a plurality of CCs, and receiving, by the UE, a second MAC-CE via a second CC of the plurality of CCs. The CC ID included in the message corresponds to a CC ID for the second MAC-CE. The method further includes combining, by the UE based on the CC ID for the second MAC-CE, a first signal corresponding to the first MAC-CE and a second signal corresponding to the second MAC-CE to generate a combined signal for decoding.

Abstract: The apparatus is configured to receive, from a second UE, a set of DMTCs, receive information indicating a DMTC of the set of DMTCs to be used for measuring discovery signals, and measure discovery signals received from the second UE based on the indicated DMTC. The apparatus may be configured to receive additional information regarding at least one of a carrier, a BWP, or a resource pool through which the discovery signals will be transmitted and a numerology used by the discovery signals and communicate through at least one of a PSSCH or PSCCH with the second UE through a first carrier, BWP, resource pool, or numerology and wherein the channel measurements performed on the discovery signals received from the second UE based on the indicated DMTC are performed on a second carrier, BWP, resource pool, or numerology.