Abstract: A method, performed by a user equipment (UE), of transmitting and receiving signals in a wireless communication system, according to an embodiment, includes receiving a logical channel release request from a next-generation node B (gNB), determining a logical channel to release, an operation mode of the logical channel to release, and whether a packet data convergence protocol (PDCP) layer apparatus connected to the logical channel is re-established, based on the logical channel release request, and performing PDCP data recovery based on the determination result.

Abstract: One disclosure in the present specification presents a method for a wireless device to receive a paging message. The method may comprise: a step of deciding a wake up signal occasion (WUSO) window for attempting to receive a wake up signal (WUS); and a step of monitoring a downlink control channel during a paging window so as to attempt to receive a paging message, if the WUS is received within the decided WUSO window. Here, the WUSO window may be decided according to a duration size and offset.

Abstract: A method, a computer-readable medium, and an apparatus are provided for wireless communication at a user equipment (UE). The apparatus drops transmission of hybrid automatic repeat request-acknowledgment (HARQ-ACK) feedback for one or more downlink HARQ processes. The apparatus transmits, to a base station, a combined HARQ-ACK feedback triggered by the UE dropping a threshold amount of HARQ-ACK feedback, the combined HARQ-ACK feedback including dropped HARQ-ACK feedback for the one or more downlink HARQ processes.

Abstract: Provided are a method and device for performing positioning in a new radio network. The method of a user equipment for performing positioning may include: receiving configuration information relating to subcarrier spacing within a frequency band through which a positioning reference signal (PRS) is transmitted; and receiving the positioning reference signal on the basis of the configuration information relating to the subcarrier spacing.

Abstract: A sensor system includes a first metamaterial track mechanically coupled to a rotational shaft configured to rotate about a rotational axis, wherein the first metamaterial track is arranged at least partially around the rotational axis, and wherein the first metamaterial track includes a first array of elementary structures; at least one transmitter configured to transmit a first continuous wave towards the first metamaterial track, wherein the first metamaterial track is configured to convert the first continuous wave into a first receive signal based on a rotational parameter of the rotational shaft; and at least one quadrature continuous-wave receiver configured to receive the first receive signal, acquire a first measurement of a first property of the first receive signal, and determine a measurement value for the rotational parameter of the rotational shaft based on the first measurement.

Abstract: To appropriately perform data transmission using a certain symbol, one aspect of a user terminal of the present disclosure includes: a transmitting section that transmits an uplink shared channel by using a certain number of symbols; and a control section that performs control such that transmission of the uplink shared channel using one symbol is performed when an allocation type allowing a change of a start position of the uplink shared channel is employed in a case that a plurality of allocation types for a time direction of the uplink shared channel are supported.

Abstract: The present invention discloses an isolation circuit having test mechanism. An isolation circuit component performs signal transmission when a signal that a control terminal receives has an enabling state and performs signal isolation when the signal has a disabling state. The test circuit includes a multiplexer and a control circuit. Under a shifting operation state in a test mode, the control circuit controls the multiplexer to select an operation input terminal to receive and output an isolation control signal having the enabling state to the control input terminal. Under a capturing operation state in the test mode, the control circuit controls the multiplexer to select a test input terminal to receive and output the test signal to the control input terminal. The control circuit further determines whether the isolation circuit performs signal transmission or signal isolation according to the signals at the data input terminal and the data output terminal.

Abstract: A user equipment, UE, for a wireless communication network including one or more base stations, performs a transmission to a base station using a grant-free, GF, transmission scheme. The transmission being performed in accordance with a GF transmission configuration. The UE receives from the base station a certain signaling. The certain signaling indicates that the base station failed to identify the UE from the transmission. Responsive to the certain signaling from the base station, the UE retransmits the transmission in accordance with a GF retransmission configuration. The GF retransmission configuration is different from the GF transmission configuration.

Abstract: Distributed fiber optic sensing (DFOS) systems and methods for monitoring electrical power distribution transformers and locating failing/failed/malfunctioning transformers from humming signals indicative of a transformer's operational integrity and are advantageously detected/analyzed via DFOS mechanisms.

Abstract: A computer implemented method, a fault detection and management system and a computer program product for managing an open circuit fault on an overhead line in a power network, are provided, that include obtaining overhead line data from a sensor mounted on the overhead line, determining fault detection parameters associated with one or more nodes of the overhead line on occurrence of a predefined node condition, that is, a low voltage and a negative rate of change of line current at the one or more nodes, and generating an output based on the fault detection parameters, wherein the output indicates potential presence of an open circuit at one or more nodes.

Abstract: A method is disclosed for autonomously routing data using in a peer-to-peer computer network includes identifying a destination node to receive a data transfer, storing IDs of neighbor nodes sorted into orbital bins according to round-trip times (RTTs) between a source node and the neighbor nodes, sending one or more path packages from the source node to the destination node in a first direct data path from the source node to the destination node, sending path packages from the source node to the neighbor nodes, sending one or more path packages comprising updated hop information from a first hop node to the destination node, calculating total one-way latencies and performance metrics respectively for the path packages received by the destination node, and selecting a relayed data path for the data transfer from the source node to the destination node.

Abstract: System and methods include obtaining data, over the Internet, associated with a plurality of Wi-Fi networks each Wi-Fi network having one or more access points and each Wi-Fi network being associated with a customer of one or more service providers; aggregating and filtering the data; analyzing the aggregated and filtered data for Wi-Fi metric based alarms, each Wi-Fi metric based alarm being associated with detection of one of an offline Wi-Fi network of the plurality of Wi-Fi networks, an offline node of the Wi-Fi network, instability of the Wi-Fi network, congestion in the Wi-Fi network, and interference in the Wi-Fi network; determining the Wi-Fi metric based alarms based on the analyzing; and performing one or more actions based on the determined Wi-Fi metric based alarms.

Abstract: Methods and apparatus for use in establishing a group session in a mobile network for subscribers associated with a group are described. In one illustrative example, an access and mobility management function (AMF) entity receives, from a user equipment (UE), a request for registration which includes network slice selection assistance information (NSSAI). The NSSAI includes a group identifier associated with a group of subscribers. The AMF entity sends, to a unified data management (UDM) entity, a request for subscriber data which includes the group identifier. The AMF entity receives, from the UDM, a response to the request for subscriber data which includes a plurality of subscriber identifiers corresponding to the subscribers of the group. For a group session, the AMF entity creates a context associated with the group identifier and stores the context locally.

Abstract: Certain aspects of the present disclosure provide methods and apparatus for selecting numerology for sidelink synchronization signals. When one or more user equipment (UE) are in various modes of network signaling with a base station (BS), a first UE may determine a mode of network signaling between the first UE and the BS. The UE may then determine a first numerology based on the mode, and receive, from a second UE, a sidelink signal having a subcarrier spacing corresponding to the first numerology.

Abstract: Methods, systems, and devices for wireless communications are described in which a user equipment (UE) may perform uplink reference signal bundling for access link communications and transmit sidelink communications using time or frequency division multiplexed resources. The UE may determine to drop or to transmit a sidelink communication based on a relationship with multiple instances of an uplink reference signal that are to maintain phase continuity. The UE may drop a sidelink communication when a time duration between two instances of the uplink reference signal is less than or equal to a time threshold value, and may transmit the sidelink communication when the time duration exceeds the time threshold value. In frequency division multiplexed cases, the UE may set a transmission power for each instance of the uplink reference signal, and the sidelink communication may use a remaining amount of power.

Abstract: This application discloses a session management method, a network device, and a communications system. According to embodiments of the present invention, an intermediate session management entity is selected based on UE location information and PDU session requirement information. In this way, an intermediate session management entity near UE can provide a service for a PDU session, and a delay of data transmission is reduced. In addition, the intermediate session management entity selects a user plane entity based on the UE location information and the PDU requirement information, and the intermediate session management entity is responsible for managing user plane entities within a specified area, and does not need to manage user plane entities in the entire PDU session, thereby reducing management complexity.

Abstract: Methods and devices for transmitting machine type communication (MTC) system information are provided. A base station determines the ability of an MTC apparatus to detect information in a cell. The ability to detect information includes whether the MTC apparatus supports searching for default MTC system information in a target resource region. The base station may further map a target physical resource in a time-frequency region corresponding to the preset sub-frame according to the information detection ability and a preset resource mapping manner. The target physical resource is used to load the default MTC system information. The base station may also broadcast the preset MTC system information by the target physical resource.

Abstract: A universal switching platform is configured to test a device under test, and includes a first power source, a first switch, a second switch and a second power source. The first switch, the second switch and the second power source are coupled in series between positive and negative terminals of the first power source. The common node of the first and second switches and the negative terminal of the first power source are configured to be respectively coupled to first and second terminals of the device under test. The universal switching platform provides a voltage and a current to test the device under test when the first and second switches are controlled to transition between conduction and non-conduction.

Abstract: A method is disclosed for autonomously routing data using in a peer-to-peer computer network includes automatically updating a peer-to-peer computer network. The method includes automatically sending pulse messages from a first node to neighbor nodes and candidate nodes, receiving return pulses by the first node from at least some of the neighbor nodes and the candidate nodes, calculating round-trip times (RTTs) between the first node and the neighbor nodes or the candidate nodes based on the pulse messages and the return pulses, sorting the nodes in the neighbor nodes and the candidate nodes into orbital bins based on RTTs, and automatically selecting and adding a node from one of the orbital bins based on the RTTs to updated neighbor nodes for the first node, and routing data from the first node to a second node via a relay node in the peer-to-peer computer network.

Abstract: Wireless communications systems and methods related to sidelink communications in a shared radio frequency band are provided. A first user equipment (UE) receives, from a base station (BS), a configuration for frequency-interlaced resources in a shared radio frequency band for sidelink communication between the first UE and a second UE. The first UE communicates, with the second UE, the sidelink communication using the frequency-interlaced resources.