Abstract: A communication device includes a level one (L1) processing element configured to measure downlink (DL) reference signals from multiple beams received via a transceiver to generate L1 data describing the multiple beams. The device also includes a level two (L2) processing element configured to consolidate, select, or filter the multiple beams responsive to the L1 data to produce L2 data corresponding to one or more of the multiple beams in a first cell that are consistent with preconfigured parameters. Furthermore, the device includes a level three (L3) processing element coupled to the L1 and L2 processing elements and configured to generate L3 data corresponding to one or more of the multiple beams in each of the first cell and a second cell. The device also includes a report generator coupled to the L1, L2 and L3 processing elements and configured to generate a report for a mobility event.

Abstract: System and method embodiments are provided for using different storage formats for a primary database and its replicas in a database managed replication (DMR) system. As such, the advantages of both formats can be combined with suitable design complexity and implementation. In an embodiment, data is arranged in a sequence of rows and stored in a first storage format at the primary database. The data arranged in the sequence of rows is also stored in a second storage format at the replica database. The sequence of rows is determined according to the first storage format or the second storage format. The first storage format is a row store (RS) and the second storage format is a column store (CS), or vice versa. In an embodiment, the sequence of rows is determined to improve compression efficiency at the CS.

Abstract: A method, network device and user equipment (UE) for sidelink measurement report are provided. The base station transmits a configuration message including a configuration indicator to a first UE, where the configuration indicator indicating the first UE to measure quality of one or more sidelink communications on resources of a sidelink resource pool in a wireless network. The first UE monitors the resources of the sidelink resource pool to obtain a sidelink measurement result in a physical sidelink channel of a sidelink communication from a second UE in the wireless network, and the first UE transmits a feedback report to the base station, where the feedback report includes an identification of the second UE and the sidelink measurement result.

Abstract: A communication device includes a level one (L1) processing element configured to measure downlink (DL) reference signals from multiple beams received via a transceiver to generate L1 data describing the multiple beams. The device also includes a level two (L2) processing element configured to consolidate, select, or filter the multiple beams responsive to the L1 data to produce L2 data corresponding to one or more of the multiple beams in a first cell that are consistent with preconfigured parameters. Furthermore, the device includes a level three (L3) processing element coupled to the L1 and L2 processing elements and configured to generate L3 data corresponding to one or more of the multiple beams in each of the first cell and a second cell. The device also includes a report generator coupled to the L1, L2 and L3 processing elements and configured to generate a report for a mobility event.

Abstract: A computer-implemented method of detecting distracted driving comprises: determining, by one or more processors, a primary preview region (PPR) in a representation of an environment; determining, by the one or more processors, a gaze point for a driver based on a sequence of images of the driver; determining, by the one or more processors, that the gaze point is outside of the PPR; based on the determined gaze point being outside of the PPR, decreasing, by the one or more processors, an attention level for the PPR; based on the attention level for the PPR, generating, by the one or more processors, an alert.

Abstract: A method performed by a network node for identifying packet flows. The method includes receiving, by the network node, a packet. The method includes determining by the network node whether data contained in the packet matches all segments of a multi-segment flow specification (spec). In this context, a given packet is said to match the defined flow when attributes of the packet match all the specified criteria of a particular BGP FlowSpec. The method includes processing by the network node the packet according to an action specified in the multi-segment flow spec when the data contained in the packet matches all segments of the multi-segment flow spec.

Abstract: A computer-implemented method of detecting distracted driving comprises: determining, by one or more processors, a primary preview region (PPR) in a representation of an environment; determining, by the one or more processors, a gaze point for a driver based on a sequence of images of the driver; determining, by the one or more processors, that the gaze point is outside of the PPR; based on the determined gaze point being outside of the PPR, decreasing, by the one or more processors, an attention level for the PPR; based on the attention level for the PPR, generating, by the one or more processors, an alert.

Abstract: An extended peripheral component interconnect express (PCIe) device includes a host PCIe fabric comprising a host root complex. The host PCIe fabric has a first set of bus numbers and a first memory mapped input/output (MMIO) space on a host CPU. An extended PCIe fabric includes a root complex endpoint (RCEP) as part of an endpoint of the host PCIe fabric. The extended PCIe fabric has a second set of bus numbers and a second MMIO space separate from the first set of bus numbers and the first MMIO space, respectively.

Abstract: A query processing device includes a communication interface accessing a database and database catalog, a memory storing instructions, and a processor coupled to the memory and the communication interface. The processor executes the instructions to parse a query and generate first and second execution plans for the query, retrieve respective previously determined cardinality values for previously executed logical steps of the first and second execution plans from the database catalog, select an execution plan from the first execution plan or the second execution plan, the selected execution plan having a lower cost based on the previously determined cardinality values, and execute the selected execution plan on data accessed from the database. The query processing system stores actual cardinality values determined during the execution of the logical steps in the database catalog for use by subsequent queries. The query processing device, therefore, re-uses previously determined cardinality values.

Abstract: A solid state drive (SSD) employing a redundant array of independent disks (RAID) scheme includes a flash memory chip, erasable blocks in the flash memory chip, and a flash controller. The erasable blocks are configured to store flash memory pages. The flash controller is operably coupled to the flash memory chip. The flash controller is also configured to organize certain of the flash memory pages into a RAID line group and to write RAID line group membership information to each of the flash memory pages in the RAID line group.

Abstract: A method for operating an access node includes sending a configuration of one or more first channel state information reference signal (CSI-RS) resources and a configuration of one or more sounding reference signal (SRS) resources, generating first control information including an identifier of a SRS resource set that includes the one or more SRS resources precoded by one or more precoders, generating second control information including an identifier of the one or more first CSI-RS resources, wherein the one or more first CSI-RS resources are associated with the identified SRS resource set, wherein the one or more first CSI-RS resources convey a downlink reference signal (RS) used for making measurements, and wherein the one or more precoders are determined in accordance with measurements of the downlink RS, sending the first control information and the second control information, and sending the downlink RS.

Abstract: Various embodiments include methods and systems having detection apparatus operable to cancel or reduce leakage signal originating from a source signal being generated and transmitted from a transmitter. A leakage cancellation signal can be generated digitally, converted to an analog signal, and then subtracted in the analog domain from a received signal to provide a leakage-reduced signal for use in detection and analysis of objects. A digital cancellation signal may be generated by generating a cancellation signal in the frequency domain and converting it to the time domain. Optionally, an estimate of a residual leakage signal can be generated and applied to reduce residual leakage remaining in the leakage-reduced signal. Additional apparatus, systems, and methods can be implemented in a variety of applications.

Abstract: A method for operating a user equipment (UE) includes receiving at least one of a configuration of a first group of one or more downlink (DL) signals, a configuration of a second group of one or more open-loop power control (PC) parameters, a configuration of a third group of one or more closed-loop PC parameters, or a configuration of a fourth group of one or more loop states, receiving a configuration of a PC setting, wherein the PC setting is associated with at least one of a subset of the first group, a subset of the second group, a subset of the third group, or a subset of the fourth group, selecting a transmit power level in accordance with the PC setting and a pathloss, wherein the pathloss is determined in accordance with a DL reference signal (SS) and a synchronization signal (SS).

Abstract: In a first example embodiment, a control transmission portion of a mmWave communication is received at a user equipment. The control transmission portion is divided into a plurality of control transmission portion sub-regions, each sub-region scheduling a data transmission for a corresponding sub-region of a data transmission portion of the mmWave communication. Then a first of the control transmission portion sub-regions is demodulated and decoded. A receive analog antenna beamforming is armed according to the demodulated and decoded first of the control transmission portion sub-regions. Beamforming is performed on a first sub-region of the data transmission portion of the mmWave communication, the first sub-region of the data transmission portion corresponding to the first of the control transmission portion sub-regions. During the arming and performing, a second of the control transmission portion sub-regions is demodulated and decoded.

Abstract: A device, a network, and a method for wireless communication are provided. In an embodiment, the method, performed by a first communication node, includes generating at least one of a spatial-specific receiving pattern and a first spatial-specific processing pattern, receiving a waveform signal from one or more second nodes in accordance with the at least one of the spatial-specific receiving pattern or the first spatial-specific processing pattern, determining a second spatial-specific processing pattern and a channel status of a channel, wherein the channel status of the channel is according to the at least one of the spatial-specific receiving pattern and the second spatial-specific processing pattern and transmitting a signal along a transmission direction, wherein the transmission direction is in accordance with the at least one of the spatial-specific receiving pattern and the second spatial-specific processing pattern.

Abstract: Disclosed herein are various embodiments for constructing an abstract domain topology. In one embodiment, a Path Computation Element (PCE) is configured as a parent PCE to at least one child PCE. Each of the child PCEs is responsible for providing path computational services for a domain. Communication is established between the parent PCE and the at least one child PCE. The parent PCE receives from each of its child PCEs domain connection information corresponding to the domain of each child PCE. The parent PCE builds and maintains an abstract domain topology based on the domain connection information that it receives from its child PCEs. In one embodiment, the domain connection information is communicated from the child PCE to the parent PCE by adding a new notification-type (NT) and notification-value (NV) to a notification object in a Path Computation Element Communication Protocol (PCEP) notification message.

Abstract: Embodiments are provided herein for determining a synchronizing master for device-to-device (D2D) communication in a cellular network environment. In an embodiment, a user equipment (UE) receives a discovery signal comprising a timing reference, and determines a transmitter of the discovery signal. In accordance with the determination of the transmitter of the discovery signal, the UE performs one of synchronizing to the timing reference in the discovery signal and transmitting a second discovery signal. The UE performs the synchronizing to the timing reference if the transmitter of the discovery is a cellular network. Alternatively, the UE transmits the second discovery signal upon determining that the transmitter of the discovery signal is a second UE that is out of coverage of a cellular network.

Abstract: In certain embodiments, an apparatus includes a switch matrix and frequency band isolation circuitry. The switch matrix is configured to receive, at an input port, an electrical signal, which corresponds to a transmission signal received at antennas of an antenna array. The transmission signal corresponds to a transmission spatial sector of the array. The electrical signal includes first and second signal portions in first and second frequency bands, respectively, the electrical signal having been generated from an optical signal that corresponds to the transmission signal. The switch matrix is configured to direct, via an output port and in accordance with a control signal, the electrical signal to a first of multiple signal conversion paths.

Abstract: A device is configured to perform a method of wireless communication in a wireless communication network. The method includes receiving, from a communications controller, a device-to-device (D2D) subframe configuration to communicate with one or more second wireless devices, the subframe configuration indicating one or more subframes in which to transmit a D2D signal or receive one or more D2D signals. The method also includes receiving, from the communications controller, scheduling information to transmit a first signal to the communications controller on a subframe indicated by the D2D subframe configuration. The method further includes prioritizing the transmission of the first signal over a transmission of the D2D signal or a reception of the one or more D2D signals, and transmitting the first signal.

Abstract: A system and method of communicating sounding reference signals (SRSs) in a cellular time division duplex (TDD) mmWave system. A transmission point (TP) may transmit beamformed reference signals to a user equipment (UE), each of the beamformed reference signals having been transmitted according to a beam direction in a set of beam directions available to the TP. The TP may receive a feedback message from the UE that identifies one of the beamformed reference signals transmitted to the UE. The TP may select, from the set of beam directions available to the TP, a subset of beam directions for SRS reception based on the feedback message received from the UE, and receive uplink SRS signals according to beam directions in the subset of beam directions. The set of beam directions available to the TP includes at least one beam direction that is excluded from the subset of beam directions.