50576results about "Connection management" patented technology

This application provides a communication method and apparatus for reducing energy consumption while maintaining normal communication of a network apparatus. In the method, a terminal apparatus obtains operation mode information of a network apparatus, where an operation mode of the network apparatus includes one of a first operation mode or a second operation mode, and the first operation mode and the second operation mode belong to a same radio access technology. In the first operation mode, a transmission resource for a synchronization signal of the network apparatus has lower overheads or supports fewer functions. Alternatively, an access procedure in the first operation mode is different from an access procedure in the second operation mode. Based on the operation mode information, the terminal apparatus performs communication with the network apparatus by using the configuration information in one of the first operation mode and the second operation mode.

A base station may enable a power saving operation for a wireless device. The power saving operation may comprise a base station periodically operating a discontinuous transmission (DTX) mode, wherein at least one cell is in a power-on state for a first duration and in a power-off state for a second duration. Instead of following the same on / off durations of the at least one cell, the wireless device may operate a wireless device-specific discontinuous reception (DRX) mode, wherein the DRX on / off states may be implemented based on one or more messages indicating cell DTX configurations.

Dynamic geofences may be generated and updated based on locations of related assets. For example, locations of a group of related assets, including a primary asset and one or more secondary assets, may be determined. A geofence associated with the primary asset may then be analyzed to identify any geofences of secondary assets that overlap. This process may be repeated for each overlapping geofence to identify additional overlap and expand or move a combined dynamic geofence. Environmental aspects such as time of day, weather conditions, and risk levels may be considered for dynamic geofence adjustments. The combined geofence and asset locations may be displayed on a user interface.

Enhanced ranging and positioning services in wireless networks The invention relates to a wireless system and methods for configuring ranging capable devices to form a ranging constellation to support ranging-based positioning services. Multiple challenges in improving location accuracy when using ranging measurements to derive the location coordinates are addressed. In particular, timing at which the location information can be derived from ranging measurements and methods used for ranging-based location estimation are described.

Various embodiments herein provide techniques related to a main receiver of a user equipment (UE) and a wake-up receiver (WUR) of the UE. In the embodiments, the WUR receives a low-power wake-up signal (LP-WUS) from a base station. Based on the LP-WUS, the WUR may be configured to wake-up the main receiver of the UE, wherein the UE identifies received configuration information including duty cycle parameters and detects the LP-WUS based on the configuration information, and wherein the UE sets a state of the wake-up receiver based on an RRC state of the main receiver.

Systems, methods, and instrumentalities are described herein for supporting low power high accuracy positioning (LPHAP). A wireless transmit / receive unit (WTRU) may receive configuration information (e.g., in a radio resource control (RRC) reconfiguration message) from a first cell. The configuration information may indicate a first sounding reference for positioning (SRSp) configuration and a second SRSp configuration. The first SRSp configuration may be associated with a first positioning area and the second SRSp configuration may be associated with a second positioning area. The first positioning area may include a first cell ID set and the second positioning area may include a second cell ID set. The first SRSp configuration may be activated and the second SRSp configuration may be deactivated.

The invention relates to a wireless system and methods for managing and / or configuring ranging capable devices to form a ranging constellation to support ranging-based positioning services. Multiple challenges in improving configuration and management of the ranging constellation are described.

The invention discloses an unmanned aerial vehicle cluster communication system based on weak signal connection. According to the invention, through the intelligent cooperation mechanism of the dynamic relay path optimization module, the communication reliability in a complex environment is significantly improved. The system analyzes cluster network topology and node states in real time, combines multi-dimensional parameters such as signal stability, energy consumption efficiency and task load, dynamically screens an optimal relay node and generates an efficient transmission path. For example, in a weak signal area, the system can automatically start an adjacent high-stability node as a relay, the problem of rigidity of a traditional fixed relay strategy is avoided, meanwhile, the signal attenuation risk is avoided in advance through predictive switching, and continuous return of key data is ensured. The capability of actively adapting to network fluctuation effectively reduces the probability of communication interruption, and can ensure the non-inductive connection of task instructions and key information especially in scenes with strict requirements on real-time performance, such as search and rescue, exploration and the like.

This application discloses a method for measuring and reporting cross-link interference, a device, and a readable storage medium. The method includes: receiving, by a terminal, first configuration information from a network device, where the first configuration information includes first information and / or second information; performing, by the terminal, cross-link interference CLI measurement on a CLI measurement resource based on the first configuration information; and sending, by the terminal to the network device, a CLI report corresponding to the CLI measurement resource, where the first information is used to configure or indicate spatial relation information corresponding to each CLI measurement resource, and the second information is used to configure or indicate a configuration parameter for CLI measurement.

This disclosure provides systems and methods for provisioning resources in a wireless network. In some implementations, an apparatus obtains, from a first station (STA) on a first communication link associated with an access point (AP) multi-link device (MLD), a request for association all communication links of the AP MLD, and provisions either a single communication link or multiple communication links of the AP MLD for communications with the first STA based on at least one of a latency, a level of interference, or a traffic load associated with each of the communication links of the AP MLD. The apparatus generates a frame indicating whether the single communication link or the multiple communication links of the AP MLD are provisioned to the first STA for communications with the AP MLD, and outputs the frame for transmission to the first STA.

Provided are a device and a method for controlling data traffic by a core network control plane node. The method may include receiving, from an application function control entity, one or more pieces of information among help information on application traffic characteristics, a PDU-Set QoS parameter, an identifier for grouping flows belonging to a multi-modal application, and a synchronization threshold; transmitting, to a base station, one or more pieces of information among help information on application traffic characteristics, a PDU Set QoS parameter, an identifier for grouping flows belonging to a multi-modal application, and a synchronization threshold during a PDU session establishment or modification procedure; and instructing transmission of a user packet including PDU-Set information to a core network user plane node.

A wireless transmit / receive unit, WTRU, receives a positioning request message from another WTRU (1402). The positioning request message indicates a request associated with one or more of a sidelink positioning reference signals, SL-PRS, transmission or a SL-PRS reception and indicates a range of one or more parameters associated with the SL-PRS transmission or reception; these parameters comprise one or more of SL-RSRP, angle of departure AoD, angle of arrival AoA, and a line of sight LOS / NLOS metric. The WTRU measures the one or more parameters indicated in the positioning request message (1404) and performs the SL-PRS transmission (1410) or the SL-PRS reception (1410) on the condition that the measured parameters are within the range indicated in the positioning request message (1408).

This disclosure pertains to devices, methods, and systems implemented for discontinuous network access. The implementation includes monitoring for a presence indication signal in a second cell. The implementation includes determining to transmit a wake-up signal for the first cell based on detecting the presence indication signal in the second cell and based on a measurement performed on a synchronization signal block (SSB) of the second cell being less than a threshold. The implementation includes transmitting the wake-up signal. The implementation includes monitoring for transmission of an SSB of the first cell after transmitting the wake-up signal. The implementation includes receiving information indicating that the first cell has transitioned to an active state after transmitting the wake-up signal. The implementation also includes transmitting data via the first cell after receiving the information indicating that the first cell has transitioned to the active state.

A wireless device receives, from a base station, a UE capability enquiry message and transmits a UE capability information message indicating a maximum number of candidate cells for ETA. The UE receives, from the base station, an RRC reconfiguration message comprising a LTM configuration comprising a first configuration for layer 1 measurement reporting, a second configuration of resource, for the layer 1 measurement reporting, and a configuration for a candidate cell. The UE transmits, to the base station and based on the first configuration and the second configuration, a layer 1 measurement report and receives, from the base station, a downlink control information indicating the candidate cell for ETA. The UE transmits via the candidate cell a random access preamble for ETA, receives a cell switch command, for LTM, indicating the configuration of the candidate cell and a TA value of the candidate cell, and applies the configuration of the candidate cell and transmits, based on the TA value and via the candidate cell, a physical uplink shared channel (PUSCH).

Systems and methods are described for transmitting broadcasts by Peripherals, receiving the broadcasts by Centrals, and communicating with a Backend by Centrals. Specifically, a Peripheral may generate and transmit an encrypted broadcast packet to a Central, the Central may transmit the encrypted observation information to the Backend, which may decrypt the broadcast packet. Additionally, a Central may transmit a request for authorization to connect to a Peripheral to the Backend. If authorized by the Backend, the Central may connect to the Peripheral. Further, a Central may receive a plurality of broadcasts over a period of time. The Central may store information about the broadcasts and, at the conclusion of the period of time, transmit the information about the broadcasts and the last-received broadcast to the Backend.

Methods, systems, and devices may assist in artificial intelligence (AI) or machine learning (ML) communications in 5G system, AI or ML traffic differentiation, AI or ML slice type, AI or ML triggering rules, AI or ML policy, AI or ML operations, or user equipment communication interface exposure.

A method can include receiving, by a wireless device, one or more discontinuous reception (DRX) configuration parameters indicating: a first DRX cycle; a DRX slot offset; and a DRX on-duration timer. The method can also include determining, for starting the DRX on-duration timer, a DRX cycle. The DRX cycle can be the first DRX cycle, based on the one or more DRX configuration parameters not indicating the second DRX cycle with the non-integer value. Alternatively, the DRX cycle can be the second DRX cycle, based on the one or more DRX configuration parameters indicating the second DRX cycle with the non-integer value. A parameter of the one or more DRX configuration parameters can indicate the non-integer value of the second DRX cycle. The method can further include starting, after the DRX slot offset from a subframe determined based on the DRX cycle, the DRX on-duration timer.

A method performed by a UE for a DRX operation is provided. The method receives an RRC message for configuring a set of DRX configurations including at least a first DRX configuration that indicates first parameters for an integer DRX cycle. The method determines whether the set of DRX configurations includes a second DRX configuration indicating second parameters for a non-integer DRX cycle. The method determines whether to apply the first parameters or the second parameters based on whether the set of DRX configurations includes the second DRX configuration. The method starts, based on the first parameters, a DRX timer in a case that the set of DRX configurations does not include the second DRX configuration, and starts, based on the second parameters, the DRX timer in a case that the set of DRX configurations includes the second DRX configuration.

Procedures, methods, architectures, apparatuses, systems, devices, and computer program products for offloading data traffic flows, received by a wireless transmit-receive unit (WTRU) via an edge network of a cellular network or transmitted by the WTRU via the edge network of the cellular network, to a non-cellular network. A WTRU may determine that a data traffic flow received-transmitted by the WTRU transits via the edge network and take appropriate actions.

A candidate target network node (14T) of a reconfiguration procedure (18) transmits, to a source network node (14S) of the reconfiguration procedure (18), information (20) predicted to characterize service that the candidate target network node (14T) would provide to a wireless communication device (12) if the candidate target network node (14T) were to be a target of the reconfiguration procedure (18). The source network node (14S) may make a decision based on this information (20). For example, the source network node (14S) may make a decision about whether the candidate target network node (14T) is to be a target of the reconfiguration procedure (18) or a decision about how to configure one or more parameters governing mobility of, or traffic steering of, the wireless communication device (12).

Provided is an operation method based on multiple access points (APs), applicable to a first AP device. The method includes: transmitting a first frame to establish a protected predetermined service period based on a multi-AP operation for a first station (STA) device, wherein the protected predetermined service period based on the multi-AP operation is a protected predetermined service period negotiated and established by the first AP device and at least one second AP device.

A method of processing a protocol data unit (PDU) set for a data network includes steps of (a) receiving a first PDU packet of the PDU set, (b) receiving, subsequent to reception of the first PDU packet, a second PDU packet of the PDU set, (c) determining, after receiving the first and second PDU packets, a congestion status of the data network for the PDU set, (d) controlling, based on the determined congestion status, a handling state of the second PDU packet to match a handling state of the first PDU packet, and (e) transmitting the first PDU packet and the controlled second PDU packet to a destination receiver of the data network.

A wireless device receives, from a base station, a radio resource control (RRC) reconfiguration message comprising a layer 1 / layer 2 triggered mobility (LTM) configuration. The LTM configuration comprises an LTM candidate configuration of a candidate cell and a value of a time alignment timer for determining whether a timing advance (TA) value of the candidate cell is valid. The wireless device receives, from the base station, a downlink control information (DCI) indicating the candidate cell and to transmit a random access preamble for acquiring the TA value of the candidate cell. Based on the DCI, the wireless device transmits, via the candidate cell, the random access preamble for acquiring the TA value of the candidate cell. The wireless device receives, from the base station, a medium access control (MAC) control element (CE) indicating an identifier of the LTM candidate configuration of the candidate cell and the TA value.

According to embodiments, a user equipment (UE) using a first radio of the UE receives from a base station one or more configurations. The one or more configurations indicate resources allocated to wakeup signal (WUS) transmission. The UE using a second radio of the UE detects a WUS in the resources while the first radio of the UE is in a sleep power state. The UE using the first radio performs a wakeup procedure with the base station.

A method for small data transmission (SDT) in a power saving state and related devices are provided. The method, performed by a user equipment (UE), includes receiving a SDT configuration in a radio resource control (RRC) signaling; monitoring a downlink (DL) signaling including a mobile terminated (MT) indication in a physical downlink control channel (PDCCH) or paging occasion in the power saving state; and upon reception of the MT indication, receiving DL small data on an associated radio resource based on the SDT configuration without radio resource control (RRC) state transition. With this method, support with MT traffic transmission in the power saving state is realized.

The present disclosure relates to a 5G or 6G communication system for supporting a higher data transfer rate. The present disclosure relates to a method performed by a terminal in a wireless communication system. Provided according to various embodiments of the present disclosure are a method and a device which can quickly activate cells in a next-generation mobile communication system.

Disclosed are techniques for wireless environment sensing. In aspects, a device-equipped target object receives a radio frequency (RF) sensing signal from a transmitter device, the RF sensing signal configured to enable a sensing device to sense target objects in an environment of the sensing device, the target objects including the device equipped target object. The device-equipped target object transmits an RF sensing response signal to the sensing device in response to reception of the RF sensing signal. In an aspect, a sensing device receives an RF sensing response signal from a device-equipped target object, the RF sensing response signal configured to enable the sensing device to sense the device-equipped target object in an environment of the sensing device. The sensing device detects a presence of the device-equipped target object in the environment of the sensing device based at least on the RF sensing response signal.

The present disclosure provides a method performed by user equipment in a wireless communication system. The method may comprise the steps of receiving information for measurement configuration; identifying that user equipment has been configured with (NG) EN-DC or NR-DC; identifying that an SRB3 has been configured; identifying whether or not an SCG has been inactivated; and if the SRB3 has been configured and the SCG has not been inactivated, transmitting a measurement report message via the SRB3.

A wireless transmit / receive unit (WTRU) may be configured to implement layer 1 / layer 2 (L1 / L2) based inter-cell mobility procedures with reduced latency during handover or other mobility operations. The WTRU may be configured to receive configuration information associated with a plurality of candidate cells. The configuration information may be associated with a physical layer measurement for each candidate cell. The configuration information may include a measurement criteria. The WTRU may be configured to determine a subset of the plurality of candidate cells, with each candidate cell in the subset determined based on the measurement criteria. The WTRU may be configured to send a report indicating the subset. perform a physical layer measurement on the subset, and receive an indication to perform layer handover to a candidate cell of the subset.

To perform P2P transmissions within restricted Target Wake Time service period, rTWT service periods, an initiator peer station establishes membership in an rTWT schedule with the AP of the BSS, establishes a Tunneled Direct Link Setup, TDLS, session with its partner peer station, and efficiently notifies the partner peer station about the rTWT schedule using a TDLS Action frame that carries rTWT information, such as a Broadcast TWT Identifier, about the rTWT schedule. The TDLS Action frame may be a modified TDLS Peer Traffic Indication frame or of a new type or the modified TDLS Setup Request Action frame used for the TDLS session establishment. Thanks to this notification, the partner peer station can awake at the appropriate times of the rTWT service periods as specified in beacon frames from the AP, in order to receive or exchange peer-to-peer data directly with the initiator peer station.