94 results about "RSS" patented technology

Embodiments of the present disclosure relate to methods, devices and computer readable media for communication. A terminal device determines CSI based on a measurement on a set of RSs from a network device, and determines a compression method based on a configuration from the network device. The terminal device compresses the CSI based on the compression method, and transmits, to the network device, the compressed CSI. The network device determines the compression method applied for the compressed CSI based on the configuration, and recoveries CSI based on the compressed CSI and the compression method. In this way, CSI feedback overhead and compression performance may be balanced.

Embodiments of the present disclosure relate to methods, devices and computer readable media for communication. A terminal device determines CSI and channel quality information based on a measurement on a set of RSs from a network device, and determines a compression method at least based on the channel quality information. The terminal device compresses the CSI based on the compression method, and transmits, to the network device, the channel quality information and the compressed CSI. The network device determines the compression method applied for the compressed CSI based on the channel quality information, and recoveries CSI based on the compressed CSI and the compression method. In this way, CSI feedback overhead and compression performance may be balanced.

Various aspects of the present disclosure relate to techniques for joint CSI training and PMI feedback for AI-enabled networks. A user equipment (UE)s configured to receive, based on a CSI reporting setting, a set of RSs for a channel measurement corresponding to an NZP CSI-RS resource, generate a CSI report based on the channel measurement, the CSI report comprising precoding matrix information for a precoding matrix and a set of coefficients that correspond to at least one dimension of the precoding matrix, and transmit the CSI report to a network.

Configuration information of DL RS measurements and reporting can be received (310). The configuration information can configure the UE to report a DL RS for DL reception and a DL RS for UL transmission, respectively, and the configuration information can include information of a plurality of DL RSs. The plurality of DL RSs can be measured (320). A first DL RS can be selected (330) for DL receptions and a second DL RS can be selected for UL transmissions based on measurements of the plurality of DL RSs. An indication of the first and second DL RSs can be reported (340).

Certain aspects of the present disclosure provide a method for wireless communications by a user equipment (UE), generally including receiving a configuration indicating, for one or more reference signals (RSs), at least one bitmap indicating beam shape information and a reference beam direction corresponding to the bitmap, receiving dynamic signaling indicating that the UE is to update at least one of the bitmap or corresponding reference beam direction for at least one of the RSs, and updating the one of the bitmap or corresponding reference beam direction for at least one of the RSs based on the dynamic signaling.

Aspects presented herein may improve the accuracy and performance for a UE positioning by enabling positioning entities to apply carrier aggregation to transmission of positioning reference signals. In one aspect, a UE receives a first indication of CGPA, where the CGPA is associated with one or more transmission properties that include at least one of: a phase slope parameter, a phase offset parameter, an amplitude offset, a maximum timing coherency, or a transmission time difference. The UE receives a second indication of an association between a set of RSs and one or more CGPAs, where the association maps each of the set of RSs to one of the one or more CGPAs. The UE performs a set of positioning measurements for the set of RSs based on the association between the set of RSs and the one or more CGPAs.

Methods and apparatuses for indication of UE-Initiated beam reporting are provided. A method performed by a user equipment (UE) includes receiving a transmission configuration indication (TCI) state, receiving information related to transmission of a user equipment (UE)-initiated beam report indication (UEIBRI) on a physical uplink control channel (PUCCH), and determining, based on the TCI state, one or more measurement reference signals (RSs) for evaluation of an event. The method further includes measuring the one or more measurement RSs, determining the event based on the measurement of the one or more measurement RSs, and transmitting, based on the determination of the event and the information, the UEIBRI.

Apparatuses and methods for calibration reporting. A method performed by a UE includes receiving information about a CSI report. The information indicates NTRP>1 downlink reference signals (DL RSs), an associated sounding reference signal (SRS) resource in an SRS resource set from Nset≥1 SRS resource sets, and PSRS≥1 reference antenna ports from x SRS ports of the associated SRS resource. The method further includes transmitting, based on the information, the associated SRS using the PSRS reference antenna ports, receiving, based on the information, the NTRP DL RSs using the PSRS reference antenna ports for calibration-related measurement, determining, based on the information and the calibration-related measurement, calibration-related information (CLI), and transmitting the CSI report including the CLI.

The invention provides a WiFi fusion indoor positioning method based on federated learning, and relates to the technical field of indoor positioning. The WiFi fusion indoor positioning method based on federated learning comprises the following steps: 1) acquiring CSI (Channel State Information) and RSS (Received Signal Strength) data through WiFi equipment, and acquiring signal feature information; and 2) cleaning the collected CSI and RSS data, removing noise and abnormal values, carrying out deep learning on CS I and RSS signal features by using GAT, and extracting richer and deeper space and environment information. According to the method, CSI fingerprint information and RSS fingerprint information are combined, deep learning is carried out on signal features by using the graph attention network, richer and deeper space and environment information is extracted, the stability of the fingerprint information is improved, and the positioning precision is improved.

The invention discloses a measurement reporting method and device, communication equipment and a computer readable storage medium, and the method comprises the steps that a terminal carries out interference measurement, and reports first information and / or second information to network equipment based on a measurement result; wherein the first information is used for determining at least one of the following information: a value range of measurement values of N RSs; the relationship between the measurement values of the N RSs and a first threshold and / or a second threshold; the second information is used for determining measurement values of M RSs, and N and M are positive integers.

A terminal device determines the time domain location, where the time domain location is a time domain location of the RSS of the neighbor cell in the timing of the neighbor cell; determines a first sequence parameter of the RSS of the neighbor cell; and measures the RSS of the neighbor cell based on the time domain location and the first sequence parameter of the RSS of the neighbor cell.

The application discloses a RIS codebook determination method, device and equipment, the method comprises: obtaining the initial fingerprint database corresponding to the initial RIS codebook set;Based on the RSS information entropy of the non-uniform quantization of the RSS data of each reference node, determine the candidate RIS codebook set in the initial RIS codebook set;Based on genetic simulated annealing algorithm, determine the target RIS codebook set from the candidate RIS codebook set, each RIS codebook in the target RIS codebook set is used to determine the position information of the user equipment in the positioning area. The application determines the final target RIS codebook set by introducing a two-stage RIS codebook selection, and effectively avoids introducing RIS configuration with small RSS difference, so that when positioning is carried out by using the target RIS codebook set, multiple information interaction and RSS measurement of AP and UE are not required, and the positioning accuracy and positioning time can be effectively improved.

The present disclosure provides a measurement reporting method and apparatus, a communication device, and a computer readable storage medium. The method comprises: a terminal performs interference measurement, and reports first information and / or second information to a network device on the basis of the measurement result, wherein the first information is used for determining at least one of the following: the value range of measurement values of N RSs, and the relationship between the measurement values of the N RSs and a first threshold and / or a second threshold, the second information is used for determining measurement values of M RSs, and N and M are positive integers.

Aspects presented herein may enable a UE or a location server to estimate the displacement of the UE based on measuring wireless signals, such that the UE may accurately perform accurate displacement estimation without using sensors (e.g., IMUs). In one aspect, a UE receives a request from a network entity to report information associated with ML-based displacement positioning. The UE sends information associated with ML-based displacement positioning for the network entity based on the request. The UE receives a configuration for ML-based displacement positioning from the network entity based on the information. The UE receives, from the at least one network node, a set of RSs associated with ML-based displacement positioning based on the configuration.

Methods and apparatuses for beam tracking. A method of operating a user equipment (UE) includes receiving a physical downlink shared channel (PDSCH). The PDSCH includes first resource elements (REs) associated with downlink shared channel (DL-SCH), second REs associated with demodulation reference signals (DMRS), and third REs associated with N reference signals (RSs), where N is larger than or equal to 1. Each of the N RSs is associated with a corresponding spatial domain filter. The method further includes measuring the N RSs, determining information based on the measurement of the N RSs, and transmitting a first channel that includes the information.

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. A method performed by a UE includes: receiving a TCI state and receiving CSI reporting setting for UE-initiated or event-driven beam reporting, the CSI reporting setting includes an indication related to one or more report quantities associated with a current beam and information related to event evaluation; determining, based on the CSI reporting setting, a set of one or more RS resources for event evaluation and identifying, based on the indication and the TCI state, a current beam RS resource; identifying, based on the indication, one or more candidate beam RS resources; determining, based on the information and measurements of the current and candidate beam RSs, an event; and transmitting, based on determination of the event, the beam report.

The application provides an indoor positioning method and system based on multi-modal data fusion of RMLICT. First, in the mapping stage, a fingerprint map is constructed from unbalanced crowd-sourced trajectory data. In the offline stage, trajectory data enhancement, dimension reduction and clustering processing are performed. In the online positioning stage, direction matching filtering is performed first, and then enhanced particle filtering is used to establish the mapping relationship between the RSS signal and single-step motion. This method optimizes data preprocessing and uses advanced particle filtering algorithms, which not only improves the positioning accuracy and robustness, but also significantly improves the real-time performance of the system, and is suitable for various complex indoor environments, such as scenes with severe multipath effect and signal obstruction.

The present invention discloses an indoor fusion positioning method based on error correction. The method includes: deploying indoor wireless access points and dividing indoor areas; deploying reference points and collecting RSS data in the offline stage; setting calibration reference points by combining multi-point positioning, boundary judgment, and kmeans clustering; in the online stage, obtaining the RSS data of the node to be measured, and performing preliminary positioning on the node to be measured by using multi-point positioning and area judgment; and performing positioning correction on the node to be measured in the online stage by using an algorithm that combines fingerprint positioning and position compensation. The invention improves the overall positioning accuracy by correcting the positioning results in the area close to the indoor edge, reduces the positioning complexity, and improves the positioning efficiency.

An apparatus, e.g. user equipment (UE), receives, e.g. from a network entity, a channel state information (CSI) reporting configuration 1201 indicating a first set of downlink reference signals (DL-RSs) to monitor for CSI reporting, the first set of DL-RSs being configured as source RSs of a first set of transmission configuration indicator (TCI) states, e.g. beams, 1202. The apparatus, e.g. UE, monitors the first set of DL-RSs and receives, e.g. from the network entity, a UE-initiated reporting configuration 1203 indicating a second set of DL-RSs to monitor for UE-initiated reporting, the second set of DL-RSs being configured as source RSs of a second set of TCI states, e.g. beams, 1204 and having an element not belonging to the first set of DL-RSs. The apparatus, e.g. UE, monitors the second set of DL-RSs in addition to the first set of DL-RSs and autonomously reports 1206, e.g. to the network entity, information related to one or more preferred DL-RSs selected from the second set of monitored DL-RSs.

Systems and methods for sidelink (SL) beam maintenance procedures between a transmit (Tx) user equipment (UE) and a receive (Rx) UE are disclosed herein. The Tx UE may send a combined physical sidelink control channel (PSCCH) / physical sidelink shared channel (PSSCH) having one or more channel state information reference signals (CSI-RSs) on corresponding beams to the Rx UE. The Rx UE may perform beam measurement on the CSI-RSs and send a beam report to the Tx UE that is based on such measurement. Systems and methods for transmitting SL beam reporting via PSSCH, for transmitting SL beam reporting via PSFCH format 0, and for transmitting SL beam reporting via a large-format PSFCH are described herein.

Methods and apparatuses for configurable measurement resources and reporting in a wireless communication system. A method for operating a user equipment (UE) includes receiving configuration information for a set of reference signals (RSs) and receiving a dynamic indication for a subset of the set of RSs. The method further includes performing a first measurement of the subset of RSs and transmitting a first report based on the first measurement.

Methods and systems, where a UE performs, with a network entity, a first communication with one or more signals based on a first transmission configuration indicator (TCI) state. The first TCI states includes a first reference signal (RS) as a source RS for the one or more signals. The UE reports to the network entity a measurement quality of a second RS, with the measurement quality of the first and second RSs meeting an event criterion. The UE receives one or more control messages from the network entity in response, and applies a second TCI state for the one or more signals, the second TCI state comprising the second RS as a source RS. The UE and network entity then perform a second communication based on the one or more signals with the second TCI state. Other embodiments are disclosed.

The application discloses a 5G outdoor positioning method based on RSS, which is characterized by a cooperative positioning method constructed by a master base station, a neighbor base station, a mobile terminal and a background server. The method uses the 5G base station deployed, analyzes the RSS (RSRP, RSRQ) information of the master base station and the neighbor base station through the MR data reported by the user, calculates the distance from each source point to the master base station and the neighbor base station, processes the distance ratio function, obtains the logarithmic form of the estimated distance ratio, uses the least square method to obtain the preliminary positioning coordinates, and then uses the MAP-LM algorithm to bring the preliminary coordinates into the iterative equation. If the condition is met, the iteration is exited, and the final positioning coordinates are obtained. Compared with the prior art, the application has higher robustness and positioning accuracy, does not need to lay a large number of hardware devices, is easy to popularize, and has great advantages and commercial prospects in the complex outdoor positioning application scene and NLOS scene.

The application discloses an AI model-based RSS subscription source intelligent screening and automatic article generation method and related device, relates to the technical field of artificial intelligence, and comprises the following steps: acquiring a subscription configuration containing an RSS source basic URL, a push cycle and the like, processing tasks in batches through timed scheduling and monitoring states, and improving service reliability; intelligently identifying RSS sources and reducing user configuration thresholds; preprocessing heterogeneous data into a standard format and guaranteeing data flow efficiency; filtering expired content according to a time window calculated according to the push cycle and relieving information overload; dynamically grouping according to an AI screening model Token upper limit and improving AI call success rate; implementing structured screening by using a preset JSON Schema combined with screening prompt words, improving precision compared with a traditional scheme; secondarily grouping according to an AI generation model Token upper limit after recombining results and guaranteeing generation quality; automatically generating articles combined with generation prompt words, reducing the time consumed by manual work to the minute level; generating a matching title, saving a notification and improving experience. The method realizes the upgrade of RSS from passive aggregation to active intelligent processing and is suitable for multi-field content services.

Provided in the present invention are a method for generating a channel state information (CSI) report, and a user equipment, the method being executed by the user equipment. The method comprises: receiving reporting configuration information of a CSI report; for each channel state information-reference signal (CSI-RS) in a CSI-RS resource set included in the reporting configuration information, executing the measurement of a reference signal received power (RSRP) to obtain an L1-RSRP measurement value of each CSI-RS; deriving reported CSI report items on the basis of the obtained L1-RSRP measurement values and the CSI-RSs respectively corresponding to the L1-RSRP measurement values; and generating the CSI report on the basis of the derived CSI report items.

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Apparatuses and methods for measurement for calibration. A method performed by a user equipment (UE) includes receiving information about K non-zero-power channel state information reference signals (NZP CSI-RSs), K > 1, and a calibration report and measuring, based on the information, the K NZP CSI-RSs. The method further includes determining, based on the measurement, a calibration offset for each of the K NZP CSI-RSs and transmitting the calibration report including at least one indicator indicating the calibration offset for each of the K NZP CSI-RSs. Each of the K NZP CSI-RSs is associated with a CSI-RS port. The calibration offset corresponds to at least one of a delay offset (DO), a frequency offset (FO), and a phase offset (PO).

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Methods and apparatuses for resource allocation for user equipment (UE)-initiated reporting. A method performed by a user equipment (UE) includes receiving first information related to one or more first reference signals (RSs), receiving second information related to an event, and receiving third information related to one or more physical uplink control channel (PUCCH) resources. The method further includes determining an event instance for a first transmission occasion (TO) of a first RS from the one or more first RSs, determining a time window starting from the first TO to evaluate the event, determining the event, and determining a PUCCH resource from the one or more PUCCH resources. The method further includes transmitting, on the PUCCH resource, an indicator to initiate a channel state information (CSI report.

A network node may transmit a first indicator of a plurality of beam reporting formats. A user equipment (UE) may receive the first indicator of a plurality of beam reporting formats. The UE may receive a set of reference signals (RSs). The UE may measure the set of RSs. The UE may select a beam reporting format from the plurality of beam reporting formats. The UE may transmit a measurement report. The measurement report may include a second indicator of the measured set of RSs based on the selected beam reporting format. The network node may receive the measurement report. The measurement report may include a third indicator of the selected beam reporting format.

Aspects of the present disclosure include methods, apparatuses, and computer readable media for identifying, dynamically, a number of channel state information reference signal (CSI-RS) resource indicators (CRIs) for a user equipment (UE) to report in CSI, receiving a plurality of CSI-RSs from the BS, transmitting an indicator to a base station (BS) indicating the number, and transmitting, to the BS in response to plurality of CSI-RSs, the CSI including a plurality of CSI bundles equaling to the number indicated by the indicator.

Apparatuses, methods, and systems are disclosed for multiple sidelink RSs. A method (1000) includes transmitting (1002), from a transmitter user equipment to a receiver user equipment, information indicating RSs. The information further indicates a beam and / or panel transmitting first layer control signaling indicating target user information, resource configuration for the RSs to be transmitted or received using a default reference signal configuration, and a slot offset and time-frequency resources. Transmitting the information indicating RSs includes determining (1004) to transmit the RSs as part of an initial beam acquisition along with a higher layer discovery request message and / or prior to higher layer signaling. The receiver user equipment determines (1006) the target user information and either generates and transmits beam measurement feedback using beam correspondence or generates and transmits the RSs indicating the beam and / or panel in the slot offset if beam correspondence is not supported.