136 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.

The invention discloses a sound wave positioning device and method for a coal mine auxiliary transportation digital twin system. According to the device, two loudspeakers are installed on the side wall of a roadway of an auxiliary transportation equipment operation area at intervals; the omnidirectional microphone and the edge computing node are mounted on the auxiliary transportation equipment; the method comprises installing the sound wave positioning device; constructing an asymmetric sound field; off-line RSS acquisition is carried out; constructing a multi-dimensional RSS fingerprint vector according to the received interference intensity, and constructing a gradient fingerprint image based on the multi-dimensional RSS fingerprint vector; establishing a fingerprint database; acquiring an RSS vector Rtest of a current to-be-positioned point, converting the RSS vector Rtest into a corresponding to-be-matched gradient fingerprint image gtest, and performing fingerprint matching by using a fingerprint image matching algorithm based on a discrete Frechet distance to obtain position information; and digital twinning integration. According to the device and the method, the auxiliary transportation equipment can be quickly and accurately positioned in a complex coal mine environment, and the safety and the efficiency of mine operation can be effectively improved through real-time feedback and visual monitoring.

Disclosed are systems, apparatuses, processes, and computer-readable media for wireless communications. In one illustrative example, a network device can transmit, to a network entity, a capability report comprising a capability of the network device to support non-uniform time domain resource allocation of sensing reference signals (RSs). The network device can receive the sensing RSs for sensing one or more targets.

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.

Various aspects of the present disclosure relate to a method and apparatus of supporting beam reporting. An exemplary method performed by a UE may include: determining one or more time windows associated with UE-initiated beam reporting; determining whether a number of event instances based on a same RS of RSs configured as candidate beams for the UE-initiated beam reporting is greater than or equal to a first threshold within a time window of the one or more time windows; and determining whether to transmit a PUCCH associated with transmission of the UE-initiated beam reporting in the case that the number of event instances based on the same RS is greater than or equal to the first threshold.

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).

The invention relates to the technical field of dual-mode communication, and discloses a dual-mode-based meter box relation identification method, which comprises the following steps of: S1, establishing a dual-mode communication network which comprises a central control unit (CCO) and a plurality of network access stations (STAs); s2, regularly sending a discovery list message by the STA site, and collecting an HRF signal receiving strength (RSS I) value of a neighbor site; s3, the CCO collects the RSS I value of each STA, and calculates the Euclidean distance of the signal intensity to measure the distance between the stations; and S4, realizing topology identification according to the distance classification between the clustering center and the stations. According to the method, the relation between the HRF signal intensity and the distance is utilized, the clustering algorithm is combined to automatically identify the meter box topology, errors and data inconsistency caused by manual operation are remarkably reduced, it is ensured that the system can accurately reflect the actual situation by collecting and analyzing signal data in real time, and the data accuracy and the system reliability are improved.

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.

The invention provides an indoor positioning method and an indoor positioning system for multi-modal data fusion based on RMLICT. The method comprises the following steps: firstly, in a mapping stage, constructing a fingerprint map from unbalanced crowdsourcing trajectory data; in the off-line stage, track data enhancement, dimension reduction and clustering processing are carried out. In the on-line positioning stage, direction matching filtering is firstly carried out, and then the mapping relation between the RSS signal and the single-step motion is established by using enhanced particle filtering. According to the method, by optimizing data preprocessing and adopting an advanced particle filtering algorithm, the positioning precision and robustness are improved, the real-time performance of the system is remarkably improved, and the method is suitable for various complex indoor environments such as scenes with serious multi-path effects and signal shielding.

User equipment (UE), an enhanced NodeB (eNB) and method of improving positioning accuracy and enabling vertical domain positioning of the UE are generally described. The UE may receive a prsInfo control signal having at least one PRS configuration and subsequently a plurality of Reference Signals (RSs). The RSs may have a first Positioning Reference Signal (PRS) pattern in a first set of PRS subframes and a second PRS pattern in a second set of PRS subframes received prior to a subsequent first set of PRS subframes. The RSs may have a vertical positioning RS and a lateral positioning RS. The UE may measure PRS resource elements (REs), each having a PRS, in the first and second PRS pattern. The UE may transmit a measurement of the PRS in the first and second PRS pattern. The patterns may enable horizontal and vertical positioning to be determined.

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.

Example embodiments of the present disclosure relate to a network entity, a UE, methods, apparatuses, and computer readable medium for measurement and reporting for sensing. In the solution, a UE may be provided with a measurement and reporting configuration for sensing which is associated with a set of reference signals configured for sensing, such as a set of CSI-RSs. In addition, the UE may perform the sensing based on received reference signals and transmit a report based on the measurement and reporting configuration. As such, a measurement and reporting configuration for both communication and sensing can be provided to the UE in some embodiments. Therefore, a sensing service can be guaranteed without affecting the communication.

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 present disclosure generally describes a UE, an enhanced NodeB (eNB), and a method that improves positioning accuracy and enables vertical domain positioning of a user equipment (UE). The UE may receive a prsInfo control signal including at least one PRS configuration and a subsequent plurality of reference signals (RS). The RS may include a first PRS pattern in a first group of positioning reference signal (PRS) subframes and a second PRS pattern in a second group of PRS subframes, wherein the second group of PRS subframes is received before the following first group of PRS subframes. The RS may include a vertical positioning RS and a horizontal positioning RS. The UE may measure PRS resource elements (REs) in the first and second PRS patterns, each PRS resource element including a PRS. The UE may send measurement results of the PRSs in the first and second PRS patterns. The PRS pattern may allow determination of horizontal and vertical positioning.

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 invention relates to the technical field of indoor positioning, in particular to a self-supervised learning optimized wireless indoor positioning method, which comprises the following steps of: S1, acquiring RSS (Received Signal Strength) data of fingerprint points in a positioning area in an off-line manner, and establishing a fingerprint database; s2, acquiring positioning point RSS data on line; s3, comparing the selected features with the fingerprint database to obtain a primary positioning result; s4, performing feature subtraction one combination to obtain multiple groups of dimension-reduced positioning point RSS data, and comparing the data with the fingerprint database to obtain multiple secondary positioning results; s5, judging whether the two positioning results are consistent or not; if so, outputting a primary positioning result; and otherwise, taking the multiple groups of dimensionality-reduced positioning point RSS data as newly selected features, and repeatedly executing the steps S3-S5 until the two positioning results are judged to be consistent. According to the method, the accuracy of data positioning is discriminated and verified by using two positioning results, and the validity of positioning data is improved under the condition that the workload and node equipment are not increased through continuous dimension reduction and feedback elimination of invalid data.

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 disclosure relates to a 5G communication system or a 6G communication system for supporting higher data rates beyond a 4G communication system such as long term evolution (LTE). Methods and apparatuses for advanced user equipment (UE) beam reporting in a wireless communication system. A method of operating a UE includes receiving a set of reference signals (RSs), measuring a first quantity based on a quality of a RS in the set of RSs, determining a second quantity based on a rate of change of the first quantity, preparing a report including N ≥ 1 entries, and transmitting the report. Each entry in the N entries includes a RS indicator of the RS, the first quantity, and the second quantity.

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.