Abstract: A method includes receiving a request for an edge cache address, and comparing a requestor address to an anycast group. The method can further include providing an anycast edge cache address when the requestor address is in the anycast group. Alternatively, the method can further include determining an optimal cache server, and providing a unicast address of the optimal cache server when the requestor address is not in the anycast group.

Abstract: This disclosure relates to techniques for supporting asymmetric uplink and downlink bandwidth allocations for a wireless device, and for dynamically modifying the bandwidth allocations for a wireless device, in a wireless communication system. A cellular communication link may be established between a base station and a wireless device. The base station may determine an uplink bandwidth allocation and a downlink bandwidth allocation for the wireless device. The uplink bandwidth allocation and the downlink bandwidth allocation may be selected based on different criteria and may include different amounts of bandwidth. Indications of the uplink bandwidth allocation and the downlink bandwidth allocation may be provided to the wireless device. The base station and wireless device may communicate according to the uplink bandwidth allocation and the downlink bandwidth allocation.

Abstract: System and method for making a vertical handover decision between first and second networks using a terminal configured to attach to both networks and a fixed point in either network. Both networks allow information flow between the terminal and the fixed point. When attached to the first network the terminal detects the second and compares a first bandwidth measurement, representing available bandwidth along a first path between the terminal and the fixed point, to a second bandwidth measurement representing available bandwidth along a second path between the terminal and the fixed point. The terminal maintains attach to the first network if the first bandwidth measurement is higher than the second bandwidth measurement and makes a decision to handover to the second network if the second band¬ width measurement is higher than first bandwidth measurement.

Abstract: Certain embodiments relate to a method for assigning, by a resource orchestration entity, resources for a service carried out on a data packet flow in a multilayer network, the method comprising determining software requirements and network requirements necessary for the service wherein the software requirements and network requirements are received by the network resource orchestration entity from an upper layer through a northbound interface; determining a virtual network topology of the network with at least one virtual network entity, the virtual network entity comprising entity computing resources and entity network resources; and assigning the software requirements and the network requirements at least partially to the entity computing resources and the entity network resources.

Abstract: A method and system are disclosed for adaptive channel adjustments in a satellite communication system. The maximum bandwidth for a traffic carrier used for user communication in a satellite communication system is determined during changing conditions. The maximum bandwidth is then compared to a predetermined bandwidth allocated for the traffic carrier. New transmit parameters are selected to adjust the traffic carrier bandwidth within the allocated bandwidth in order to improve capacity. All transmitters and receivers within the system are subsequently reconfigured to transmit and receive the traffic carrier using the new transmit parameters.

Abstract: The disclosure provides for a system that includes a network controller configured to determine a network configuration of a network and cause the network to implement the network configuration. The network controller may be configured to determine that an overall link bandwidth for a particular geographic area is less than a set bandwidth amount based on link bandwidth information for possible links directly connected to the particular geographic area. Based on a difference between the overall link bandwidth and the set bandwidth amount, the network controller may be configured to determine additional links to connect to the particular geographic area in a given network configuration of the network. The network controller may then send instructions to the plurality of nodes of the network to cause the plurality of nodes to implement the given network configuration and transmit client data at the given point in time.

Abstract: A virtual subscriber line terminal station device includes a software component including software to be added in accordance with a service requirement; and hardware having general-purpose functions; wherein the hardware includes a communication unit that receives a bandwidth allocation request transmitted by a subscriber line termination device; and the software component includes a bandwidth allocation component. The bandwidth allocation component has an individual unit that, based on an algorithm for allocating bands, computes a bandwidth to be allocated to the subscriber line termination device that transmitted the bandwidth allocation request; a common unit that, in accordance with the bandwidth allocated by the individual unit, allocates the bandwidth to the subscriber line termination device; and an interface between the individual unit and the common unit. The common unit converts the bandwidth allocation request received by the communication unit to a format that can be used by the individual unit.

Abstract: In accordance with disclosed embodiments, there are provided systems, methods, and apparatuses for implementing a stateless, deterministic scheduler and work discovery system with interruption recovery.

Abstract: Techniques for generating and communicating performance measurements related to virtualized resources (VRs) are discussed. A first set of embodiments discusses relate to generating and communicating 3GPP NF performance measurements related to VR. A second set of embodiments relate to generating and communication VR-related performance measurements over specific reference points (e.g., Ve-Vnfm-em, Or-Vnfm, Or-Vi, Os-Ma-nfvo, etc.) of a management architecture for network function virtualization (NFV).

Abstract: [Object] To reduce the frequency of the occurrence of the transmission collision of frames. [Solution] A communication device, including: a receiving unit configured to receive a frame transmitted by another terminal; a length information acquiring unit configured to acquire length information related to the frame from the received frame; and a transmission frame deciding unit configured to decide a length of a transmission frame on the basis of the acquired length information.

Abstract: An orbiting multiple access transceiver communicates with terrestrial mobile stations which are also capable of communicating with terrestrial base stations. The multiple access transceiver is configured to sample a signal when a terrestrial mobile station of interest is not transmitting to produce a sample signal. The sample signal may be processed to produce an out-of-phase signal that may be applied to a signal when the terrestrial mobile station of interest is transmitting to produce a clearer signal from the terrestrial mobile station of interest.

Abstract: An extension is provided to a Link Aggregation Control Protocol (LACP) that can use the LACP protocol transport and provides Link Aggregation Group (LAG) management while also functioning as a full liveness detection protocol. Bi-directional link detection is supported and timers are configurable to any number. The extension can be backwards compatible with standard LACP and can use a subtype that is specified as unused. The extension can start up using standard LACP packet rates and include additional information in the unused subtype. If a LACP speaker does not support the extension, then the protocol conforms to standard LACP. A state machine of the extension is used if it detects conforming information from a peer speaker. The state machine can allow faster detection should a link error occur.

Abstract: The present invention discloses an Internet of Vehicles (IoV) low latency communication method and also discloses an IoV terminal and an IoV system for implementing the low latency communication method. The present invention uses a combination of a macro node and access points to perform resource scheduling on services requested by the IoV terminal and reduce a network transmission latency and ensure data transmission reliability through optimization of a data transmission manner, high-efficient processing at a data network side, and stable access of edge users by using technologies such as fog computing, open loop communication, path diversity, and network slicing.

Abstract: Systems, methods, and other embodiments that manage load in request processing environments are described. In one embodiment, a method includes receiving, at a backend of a request processing environment, requests transmitted by frontends. The backend is controlled to process the requests to create responses that are transmitted back to the frontends. Load of the backend processing the requests is monitored. In response to the load exceeding a threshold, a retry interval is calculated as a function of the load. In response to receiving a subsequent request from a frontend, a command is transmitted to the frontend. The command modifies operation of the frontend to wait the retry interval before re-transmitting the subsequent request as a retry request and to avoid generating an error message.

Abstract: A method of transmitting a frame is provided by a device in a WLAN. The device sets as additional data subcarriers some of subcarriers which are not set as data subcarriers in at least part of fields included in a frame of a legacy frame format, and allocates information to the additional data subcarriers.

Abstract: A user device (15) may be arranged to control insertion of personalized content into multicast content. The user device may be arranged for sending a request to a personalized content provider system (12) and receiving personalized content in response to the request, and may further be arranged for storing a personalized content token (25). The request for personalized content may only be sent if the user device stores a personalized content token. In an embodiment, the request for personalized content may only be sent if the user device stores a personalized content token having at least one predetermined property.

Abstract: Control of a digital communication system having a plurality of communication lines on which signals are transmitted and received is implemented using a variety of methods and systems. According to one embodiment of the present invention, a method is implemented where the signals are affected by interference during transmission and each of the communication lines has at least one transmitter and at least one receiver. A model is created of the interference characteristics due to the signals carried on the communication lines. Interference characteristics for a line are determined based on the model and actual signals carried on other communication lines different from the line for which the characteristics are being determined. Actual interference is compensated for on the communication line using the determined interference characteristics.

Abstract: The following description is directed to managing routing resources of a communication network. In one example, a method can include determining an amount of routing capacity from a network device and toward a routing prefix. An attribute associated with the routing prefix can be modified based on the amount of routing capacity toward the routing prefix. The modified attribute associated with the routing prefix can be announced to a peer of the network device.

Abstract: The present disclosure relates to condition monitoring of wireless networks in industrial plant, wherein a wireless network has two or more wired gateways and a plurality of access nodes connected wirelessly with at least one wired gateway. Here, each access node is associated with at least one field device of the industrial plant. The condition monitoring is performed with an industrial device connected with the two or more wired gateways. The condition monitoring comprises periodically receiving information associated with packet transfer, channel access, and connection links for each node of the plurality of access nodes and each wired gateway. One or more parameters are estimated based on the received information, to determine connectivity status of the field devices in the industrial plant. The connectivity status is rendered on a user interface of an industrial device.

Abstract: Embodiments of this application provide a downlink transmission method, a base station, and a terminal device. The method includes: dividing, by a base station, to-be-transmitted data into at least two sets, and configuring a transmit power for each of the at least two sets; and sending, by the base station, data in each set to a terminal device at the transmit power configured for each set. In the embodiments of this application, the to-be-transmitted data is divided into the at least two sets, a transmit power is configured individually for each set, and the data in each set is sent to the terminal device at the transmit power configured for each set.

Abstract: A control device is usable in a plurality of different data transmission systems in vehicles, where the control device includes a database which stores a set of configuration data records and is connected to a data transmission system selected from the plurality of data transmission systems. The control device is configured to establish data transmission between the selected data transmission system and the control device by initializing a configuration data record from the set of configuration data records. The control device is also configured to check the initialized configuration data record by receiving validation data relating to the selected data transmission system and comparing said validation data with previously-determined data-transmission-system-specific validation data stored in a memory of the control device.

Abstract: Implementations of the disclosure describe automatically scaling up physical resources in a computing infrastructure. A method of the disclosure includes determining a change to implement in a physical configuration of a cluster in view of utilization of individual virtual resources and individual physical resources in the cluster, the change indicating one or more actions to be performed to modify a non-provisioned physical resource in view of a cluster type of the cluster, and performing, by a processing device without user interaction, an action to implement the change, wherein the change comprises adding the non-provisioned physical resource to the cluster.

Abstract: A device is disclosed. The device includes: an encoder configured to encode a first bit stream and a second bit stream, the first bit stream comprising a first plurality of frames, the second bit stream comprising a second plurality of frames; a processor configured to determine a first encoding parameter of the first bit stream and a second encoding parameter of the second bit stream, the first encoding parameter different from the second encoding parameter; and a communication module configured to transmit the first bit stream and the second bit stream over a network. The first plurality of frames and the second plurality of frames are transmitted in an interleaving fashion.

Abstract: Various embodiments relate generally to computer science, data science, application architecture, and computer data security. More specifically, techniques for credential and authentication management in scalable data networks is described, including, but not limited to, multiplexed data exchanges in a scalable data network. For example, a method may include receiving a subset of requests to access a data network. The requests each may originate from an associated computing device having a source identifier. The method also may include data to cause modification of data representing presentation of a hosted page via the data network, monitoring data traffic from the data network and managing actions initiated via a request based on the data traffic. Optionally, data traffic received via an aggregation port may be filtered to origination of a request associated with a source identifier.

Abstract: A method and device for transmitting or receiving an Acknowledgement/Negative-ACK (ACK/NACK) signal in a wireless communication system are discussed. The method of transmitting includes receiving scheduling information from a base station through a physical downlink control channel; receiving a data unit from the base station through a physical downlink shared channel based upon the scheduling information; determining an uplink resource index for transmitting the ACK/NACK signal for the data unit; and transmitting the ACK/NACK signal to the base station by using an uplink resource indicated by the uplink resource index, wherein the uplink resource index is determined by using index modification information, a smallest value of resource indexes used for the physical downlink control channel, and a value transferred from an upper layer, and wherein the index modification information is signaled through the physical downlink control channel.

Abstract: Concepts and technologies are disclosed herein for controlling network traffic using acceleration policies. According to various embodiments of the concepts and technologies disclosed herein, an acceleration application can be executed by a device for analyzing data requests, determining if the data communications requested by way of the request can be delayed, accelerated, or otherwise modified (“shifted”) based upon policies and/or network operating conditions. In some embodiments, the acceleration application can be configured to access acceleration policies that can define how certain traffic is to be shifted. The acceleration application also can be configured to obtain and analyze network data to determine network operating conditions and determine, based upon the determined conditions, if traffic is to be shifted based upon the network operating conditions.

Abstract: Disclosed herein are embodiments of systems, methods, and products comprise a computing device, which allows a device to be used in different classification levels by powering the device down and booting to a different classified level without the need to switch hard drives. The disclosed software shield and persona switcher (Shielder) module provides independent application environments (personas) for separate security domains while allowing fast transition between personas. Shielder module supports multiple security classification via a minimal system storage partitioning. Shielder module allows efficient collection and reallocation of memory and persistent storage according to need and priority. Shielder module provides secure management of communication media by directing the system communication according to the security profile of the active persona.

Abstract: Certain aspects of the present disclosure relate to methods and systems for selecting one of a plurality of capacities to provide a service for a client machine in a multi-cloud virtual desktop infrastructure (VDI) system. In certain aspects, a method receiving a request for the service from the client machine, the request indicating a first bandwidth rating associated with the first capacity and a second bandwidth rating associated with the second capacity. The method further includes prioritizing the first capacity over the second capacity based on a first one or more priority parameters associated with the first capacity and a second one or more priority parameters associated with the second capacity. The method further includes indicating a first identifier of the service associated with the first capacity to the client machine, wherein the client machine uses the first identifier to connect to the service at the first capacity.

Abstract: A communications system includes a base station device and a terminal device. The base station device configures an enhanced Physical Downlink Control Channel (ePDCCH), comprising: circuitry, configured to determine ePDCCH position indication information adapted to indicate a position of the ePDCCH in a terminal device search space based on configuration of Demodulation Reference Signal, wherein ePDCCH comprises control information of the terminal device and is aggregated by a number of enhanced control channel elements, each enhanced control channel element consisting of a set of resource elements; and generate a signaling comprising the ePDCCH position indication information for the terminal device.

Abstract: A quality of service (QoS) resource allocation method and apparatus, where the method includes receiving service information from a terminal, sending a QoS resource request message that carries the service information to a policy and charging rules function (PCRF) corresponding to the terminal, where the QoS resource request message requesting the PCRF to allocate a QoS resource to a terminal service, and receiving a request response message from the PCRF indicating whether the QoS resource is successfully allocated to the terminal service. The terminal can recognize the service information of the terminal service, and a specific implementation of sending, to the PCRF, the service information of the terminal service recognized by the terminal is put forward such that accuracy of a policy formulated by the PCRF is improved.

Abstract: A method, wireless device, and network entity for communicating real time data communication requirements for applications running on a wireless device. The method includes identifying a change in a data communication requirement for an application running on an application layer of a communication reference model of the wireless device, and providing to a lower layer of the communication reference model, the lower layer being lower than the application layer, a data profile, the data profile representing the change in the data requirements for the application running on the application layer of the wireless device.

Abstract: This application discloses a signal transmission method, including: mapping a first sequence into a first subcarrier group, and mapping a second sequence into a second subcarrier group. The subcarriers included in the first subcarrier group and the second subcarrier group are subcarriers on a same time domain symbol. The subcarriers in each of the first subcarrier group and the second subcarrier group are evenly distributed subcarriers. The first sequence is a Fourier transform sequence of a third sequence. The second sequence is a Fourier transform sequence of a fourth sequence. The elements at a same location in the third sequence and the fourth sequence are not both non-zero elements.

Abstract: In a computer-implemented method for configuring a distributed computer system comprising a plurality of nodes of a plurality of node classes, configuration files for a plurality of nodes of each of the plurality of node classes are stored in a central repository. The configuration files include information representing a desired system state of the distributed computer system, and the distributed computer system operates to keep an actual system state of the distributed computer system consistent with the desired system state. The plurality of node classes includes forwarder nodes for receiving data from an input source, indexer nodes for indexing the data, and search head nodes for searching the data. Responsive to receiving changes to the configuration files, the changes are propagated to nodes of the plurality of nodes impacted by the changes based on a node class of the nodes impacted by the changes.

Abstract: Techniques to increase the capacity of a W-CDMA wireless communications system. In an exemplary embodiment, early termination of one or more transport channels on a W-CDMA wireless communications link is provided. In particular, early decoding is performed on slots as they are received over the air, and techniques are described for signaling acknowledgment messages (ACK's) for one or more transport channels correctly decoded to terminate the transmission of those transport channels. The techniques may be applied to the transmission of voice signals using the adaptive multi-rate (AMR) codec. Further exemplary embodiments describe aspects to reduce the transmission power and rate of power control commands sent over the air, as well as aspects for applying tail-biting convolutional codes in the system.

Abstract: The present invention provides a sever which includes a network interface, a processor and a first storage device, wherein the processor is arranged for communicating with an electronic device via the network interface, and the first storage device stores data. In the operations of the server, the processor determines whether the data is cold data; and when the data is determined as the cold data, the processor moves a second portion of the data to a second storage device, and a first portion of the data is remained in the first storage device, wherein the data amount of the first portion is less than data amount of the second portion, and the access speed of the first storage device is higher than the access speed of the second storage device.

Abstract: An HVAC controller may be controlled in response to a natural language audio message that is not recognizable by the HVAC controller as a command, where the natural language audio message is translated into a command recognizable by the HVAC controller. Voice recognition software identifies a trigger phrase included in the natural language audio message and in response the HVAC controller performs an action. In response to identifying a trigger phrase at the HVAC controller, the HVAC controller may establish a single duplex connection with a remote server having a voice interaction module. An end user may then have a continuous dialog with the voice interaction module via the HVAC controller over the established single duplex connection. The voice interaction module may allow for an end user to interrupt the dialog at any time, as desired.

Abstract: A transmission apparatus for transmitting packets through a plurality of transmission channels includes: an identifying unit configured to identify, as a candidate, one or more sets each including one or more transmission channels for use in transmitting a plurality of transmission target data packets, based on transmission speed of the plurality of transmission channels; and a determining unit configured to determine, among the one or more sets identified as the candidate by the identifying unit, a set including less number of transmission channels than another set, as a set of the transmission channel for use in transmitting the transmission target data packets.

Abstract: Provided is a communication method of a coordinator in a wireless networks system that uses a reservation-based media access control (MAC). The communication method includes receiving, from a source device, a frame that requests a reservation resource for a relay device, to enable a frame that the source device transmits to a destination device to be relayed via the relay device, and allocating the reservation resource for the relay device, in response to the request.

Abstract: Disclosed herein are various embodiments of systems and methods that may be utilized in a variety of videoconferencing applications. According to various embodiments, techniques may be utilized to dynamically allocate and adjust bandwidth utilization during a videoconferencing session. A data network may allow for the transmission of data between two or more endpoints. The data exchanged between the endpoints may include video data, audio data, control data, and status data. Control data may be utilized in various embodiments to operate a robotic videoconferencing endpoint. Accordingly, various components of a data network connecting videoconferencing endpoints may transmit data wirelessly.

Abstract: Asynchronous data replication between source and target data storage devices of a data storage system can be directed by a connected network controller. A source data set to be replicated from the source data storage device to the target data storage device may be stored in a staging cache while portions of the source data set are parsed by the network controller so that less than all of the source data set is transferred to the target data storage device.

Abstract: A method and apparatus for determining and remedying audio quality issues in a voice communication. One example electronic computing device includes an electronic processor configured to receive, via a communication interface, a voice communication including a request from a communication device. The electronic processor is also configured to perform an analysis of the voice communication. The analysis includes disambiguating the voice communication. The electronic processor is also configured to store a profile of the voice communication associated with a state of the communication device in a history of profiles, when disambiguating the voice communication is successful. When disambiguating the voice communication fails, the electronic processor determines whether the voice communication is associated with a profile in the history of profiles.

Abstract: Some embodiments are directed to grouping electronic devices into contention groups to reduce uplink Orthogonal Frequency-Division Multiple Access (OFDMA) random access (OFDMA-RA) collisions. An access point may explicitly assign an electronic device to a contention group, or the electronic device may implicitly determine an assignment to the contention group. To explicitly assign a device to a contention group, the access point may randomly assign or assign based on a criteria of the electronic device. Examples of criteria include an association identifier (AID), a traffic type/quality of service (QoS) category, a power saving preference, and an association status. The electronic device may implicitly determine a contention group assignment based on the total number of contention groups. The electronic device may use the explicitly or implicitly assigned contention group number to determine whether the electronic device may contend for a given trigger frame random access (TF-R) frame.

Abstract: Natural speech dialog system and methods are disclosed. In one example, a method includes identifying a dialog system intent associated with the speech input based on at least one predetermined intent keyword, the dialog system intent having required intent parameters, determining whether data for all required intent parameters of the dialog system are available, based on the determination, selectively initiating a parameter collection dialog associated with the dialog system intent, the parameter collection dialog being operable to collect data for the required parameters not otherwise available to the dialog system intent, and based on the dialog system intent and one or more required parameters, generating an action instruction.

Abstract: Technology to provide link aware streaming adaptation is disclosed. In an example, a mobile device can include computer circuitry configured to: receive a manifest file for an HTTP adaptive stream from a node; determine a physical layer goodput of the mobile device with the node; and select a representation in the manifest file for a selected period based, at least in part, on the physical layer goodput.

Abstract: An optical communication apparatus has an interface circuit that acquires transfer condition information including a bit rate and a channel spacing of an optical network, a processor that selects a modulation scheme in accordance with the transfer condition information and operates in the modulation scheme, wherein the processor is configured to select a first modulation scheme when the bit rate is greater than a first value in accordance with the channel spacing, and select a second modulation scheme when the bit rate is smaller than the first value, the second modulation scheme having a data transfer performance higher than the first modulation scheme.

Abstract: Protecting a shared wireless channel for use by an access point may be accomplished by generating, by the access point, a control frame that is addressed to a plurality of wireless devices, wherein generating the control frame includes providing a group address in one or more fields of the control frame, and transmitting, by the access point, the control frame to the plurality of wireless devices, wherein the control frame solicits a Clear-to-Send frame from any wireless device in the plurality of wireless devices that satisfies a set of conditions, wherein each Clear-to-Send frame authorizes the access point to perform a downlink transmission on the shared wireless channel.

Abstract: In various implementations, methods, apparatuses, and computer-readable media are described for optimizing tune away carrier selection in a wireless communications system for position determination. The selection of a tune away carrier can be based on, for example, timing information related to pre-scheduled periods for receiving wireless position measurement signals, timing information related to pre-scheduled downlink data reception, timing information related to pre-scheduled uplink data transmission, etc.

Abstract: Systems and methods are described that relate to on-demand compression for electronic data, such as media content, through a communication pathway. The communication pathway may be configured to multicast media content to a plurality of end-users in a service group. In certain embodiments, the service group may comprise a service group node having a quadrature amplitude modulation device. In one exemplary method, it may be determined whether the amount of media content being transmitted meets a first utilization threshold. The determination may be based on, at least in part, by measurements taken at one or more electronic devices located throughout a network or system. If the first bandwidth utilization threshold is not met, media content may be transmitted in a first format. If the first bandwidth utilization threshold is met, at least a portion of the media content may be transmitted in a first optimized delivery technique.

Abstract: Natural speech dialog system and methods are disclosed. In one example, a method includes identifying a dialog system intent associated with the speech input based on at least one predetermined intent keyword, the dialog system intent having required intent parameters, determining whether data for all required intent parameters of the dialog system are available, based on the determination, selectively initiating a parameter collection dialog associated with the dialog system intent, the parameter collection dialog being operable to collect data for the required parameters not otherwise available to the dialog system intent, and based on the dialog system intent and one or more required parameters, generating an action instruction.

Abstract: A method for receiving a signal or transmitting a signal on a plurality of component carriers (CCs) in a wireless communication system, according to an embodiment of the present invention, is performed by means of a terminal and comprises the steps of: in order to receive multiple CC downlink control information scheduling one or more CCs, blind decoding the multiple CC downlink control information in a search space on a particular CC; and, on the basis of the received multiple CC downlink control information, transmitting an uplink control or data channel or receiving a downlink data channel on one or more of the CCs, wherein the received multiple CC downlink control information can comprise transmission mode (TM) dependent multiple CC downlink control information or fallback multiple CC downlink control information.