167 results about "Interference management" patented technology

The present invention relates to the technical field of energy meter electrical parameter measurement. Disclosed is an intelligent anti-interference system for a power line carrier energy meter. The system comprises: collecting voltage and current signals of a power line, and constructing a sample database; performing time-frequency feature classification by means of a preset model, and establishing feature and scenario mapping by synchronizing scenario recognition results; building a scenario interference recognition network on the basis of the mapping result; collecting real-time data of N communication channels of a power line carrier energy meter, and performing channel coordination decision and anti-interference enhancement; performing communication data evaluation on the basis of a comprehensive scoring function; and performing anti-interference management on the basis of channel access decision, anti-interference enhancement, and a parallel access result. The present invention solves the technical problem of poor accuracy and reliability of metering data of existing power line carrier energy meters caused by interference signals and noise when the power line carrier energy meters are in complex electromagnetic environments, and achieves the technical effect of improving the anti-interference capability and the reliability of the power line carrier energy meters.

Methods and systems are disclosed for a UE to manage and measure intra-cell cross link interference (CLI) when served by a base station operating in full-duplex FDD. The signaling may indicate to a victim UE resources to measure to determine the level of CLI from aggressor UEs. The resources used for the CLI measurement may be resources not scheduled by the base station for use by the victim UE for downlink reception, but are scheduled for use by the aggressor UEs for transmitting uplink traffic or for transmitting reference signals used to characterize the uplink channel. The victim UE may report the CLI measurements to the base station for the base station to adjust scheduling of downlink resources to the victim UE. In one aspect, the signaling from the base station may indicate to the victim UE the locations of scheduled downlink symbols that may potentially be impacted by CLI.

The invention discloses a container liner shipping period interference recovery method and system based on an improved space-time network, and a medium, and belongs to the field of interference management of ship navigation. Firstly, liner operation and interference delay data are acquired; an improved space-time network is constructed, the ship navigation process is simulated by generating space-time nodes and connecting arcs, and the network scale is optimized by adopting a redundancy deletion strategy; on the basis, a mathematical optimization model considering the laws and regulations of the emission control area is constructed with the minimum total cost as the target, and the total cost comprises the fuel cost, the capital operation cost, the delay cost and the port jumping cost; and finally, an optimization solver is adopted to solve the model, and an optimal shipping date recovery scheme is generated. According to the method, the economic benefits of compliance navigation and shipping schedule interference recovery of the emission control area of the container liner are comprehensively considered, decision reference is provided for improving the transportation efficiency of a container liner company, and green shipping development is promoted from the operation level.

Various aspects of the present disclosure relate to a base station and methods that manage cross-link interference during wireless communication especially in dynamic time division duplexing (TDD) using flexible symbols. In one aspect, a processor of an originating base station is configured to cause the base station to: determine downlink transmission parameters to communicate downlink resources to the one or more user equipment (UEs); and identify a spatial pattern to communicate the downlink resources to the one or more UEs. The processor is further configured to cause the base station to communicate, to a second base station, a spatial pattern information element (IE) containing at least one indication of the spatial pattern for cross-link interference management, the spatial pattern IE enabling the second base station to mitigate interference.

The invention is suitable for the field of communication interference monitoring, and provides a 5G millimeter wave equipment high-frequency interference monitoring method and system, and the method comprises the steps: collecting a target monitoring frequency band, dividing the target monitoring frequency band into a plurality of sub-frequency bands with the bandwidth of 20MHz, collecting the signal power spectrum density of each sub-frequency band, and calculating the signal power spectrum density of each sub-frequency band; extracting interference intensity, an interference range and a service volume parameter of a corresponding frequency band; constructing a priority ranking model and grading the interference of each sub-band; the spatial position of an interference source is positioned through multi-TRP cooperation; adjusting time slot allocation and power resources of the space-air-ground network according to an interference priority sorting result; based on an interference source positioning result and a resource allocation scheme, dynamically adjusting beam forming parameters of the phased-array antenna or switching a working frequency band; through multi-dimensional parameter acquisition and priority modeling, the influence of interference on different services is accurately quantified, so that interference processing better meets actual requirements; the space-air-ground cooperation and multi-TRP positioning technology provides a reliable basis for interference treatment.

Various aspects of the present disclosure relate to cross-link interference (CLI) management. An apparatus, such as a radio access network (RAN) node, receives a first message that indicates subscription information including at least one first parameter associated with a configuration of a reference signal for managing a cross-link interference (CLI). The RAN node transmits, to a user equipment (UE), a second message that indicates at least one second parameter obtained based on the first parameter and associated with the configuration of the reference signal. In some examples, the at least one second parameter indicates that the UE transmit the reference signal. In some other examples, the at least one second parameter indicates that the UE perform at least one CLI measurement to obtain at least one CLI value. The RAN node receives, based on a transmission of the reference signal, a third message that indicates at least one CLI value.

Technologies for managing interference between terrestrial network (TN) and non-terrestrial network (NTN) are disclosed. An example method includes determining a location of a user equipment (UE), assessing potential interference between TN and NTN based on the determined UE location and spectrum band coverage information of TN and NTN, acting on the UE's connection to the NTN or a request from the UE for connection to the NTN based on the assessed potential interference, and updating the spectrum band coverage information of TN and NTN.

A method of maximizing coverage and minimizing interference in an Internet of Drones (IoD) network with multiple drones is provided. The method includes obtaining input parameters such as radio frequency parameters, drone locations, velocities, coverage areas, and the number of drones. A multi-objective model determines an initial interference and coverage based on these parameters. The iterative process continues for a predetermined time to identify the drone locations that achieve maximum coverage while minimizing interference. The approach accounts for beam angles, antenna configurations, and carrier frequencies, ensuring efficient IoD deployment. By leveraging a radio frequency-based determination model, the method dynamically adjusts drone positions to enhance network performance. The solution effectively balances coverage and interference, facilitating reliable communication in drone-based networks.

The present invention relates to the technical field of communications, and particularly provides a relay communication method and apparatus, a device, and a storage medium, The method comprises: a relay device receives first indication information from a network device, the first indication information being used for indicating a beam state of a first beam of the relay device (S201); the relay device determines the beam state of the first beam according to the first indication information (S202). According to the technical solution of the present invention, beam-based interference management of an NCR can be achieved, and energy efficiency can be improved.

Approaches are described herein for mitigating terrestrial network (TN) uplink and downlink co-channel interference on non-terrestrial network (NTN) uplinks using scheduled orthogonalization. The scheduled orthogonalization can include temporal, spectral, and / or code-based orthogonalization. For example, there is a terrestrial radio access network (T-RAN) and a non-terrestrial RAN (NT-RAN) having some amount of coordination. For each TN cell in each of several temporal frames, a determination is made as to whether there is a potential co-channel interference condition between the TN cell and an NTN beam for that temporal frame. If so, a first orthogonalization scheme is scheduled for application to the TN communications for the cell in the temporal frame, and a second orthogonalization scheme is scheduled for application to the NTN communications for the beam in the temporal frame, such that the first and second orthogonalization schema are orthogonal in at least one of time, frequency, or code.

The invention discloses an Internet of Vehicles resource scheduling method, device and system, and a storage medium, and the method comprises the steps: initializing the resource state information of each vehicle node according to the topological structure of each vehicle in the Internet of Vehicles; preheating the vehicle nodes through multi-round information exchange according to the resource state information of the vehicle nodes to obtain a spectrum resource allocation intermediate state under the current iteration; according to the vehicle node spectrum resource allocation intermediate state under the current iteration, the importance of each node in global resource allocation is evaluated, and a scheduling sequence of resource allocation is generated; and according to the scheduling sequence of resource allocation and the serial numbers of the nodes in the scheduling sequence, each vehicle node asynchronously executes spectrum resource allocation operation after receiving a completion signal of the node with the previous serial number, and outputs a resource scheduling result. By adopting the technical scheme of the invention, the interference management problem in resource allocation can be efficiently solved, and the performance of the whole system is optimized.

The present disclosure relates to a method of managing a cross link interference (CLI) in a network enabled with sub-band full duplexing (SBFD). The method implemented by a user equipment, being a victim equipment, comprising receiving at least one first configuration and at least one second configuration, wherein the at least one first configuration comprises, indication of frequency location of at least one DL resource for SBFD operation and at least one UL resource for SBFD operation, and wherein the at least one second configuration comprises indication to report at least one of received signal strength indicator (RSSI) and reference signal received power (RSRP) as report quantity. The method further comprises measuring the report quantity and transmitting a report comprising the report quantity. The present disclosure further provides a method being implemented by a base station and aggressor user equipment in SBFD slots.

Systems and techniques are provided for wireless communications. For example, a process can include, obtaining a message for transmission to a receiving device, determining a plurality of beamforming weights for transmitting a portion of the message toward a direction of the receiving device. A number of beamforming weights is equal to a number of transmit array elements. Each beamforming weight corresponds to a respective transmit array element. A beamforming weight is configured to turn off a transmit array element during transmission of the portion of the message. The process can include outputting an array puncturing notification indicative of transmission of the portion of the message by the plurality of transmit array elements with the transmit array element corresponding to the beamforming weight turned off and transmitting the portion of the message by the plurality of transmit array elements with the transmit array element corresponding to the beamforming weight turned off.

The present disclosure provides a method and a device for performing remote interference management. The method comprises receiving, from a victim gNB, at least one RIM-reference signal (RS); transmitting, from a distributed unit (DU) of the aggressor gNB to a central unit (CU) of the aggressor gNB, a message comprising RIM information; and determining to stop monitoring the at least one RIM-RS based on the RIM information.

Embodiments disclosed herein encompass methods, apparatus, and systems for interference management. First resource elements (REs) are configured to enable measurement of interference that affects communications between a first user equipment (UE) and a first network device in a wireless communication system. The first REs include REs that correspond to a subset of REs in a set of second REs, and the set of second REs includes all REs at a time position in a time-frequency grid that are muted for communications by a second UE. Interference mitigation based on the interference measurement may be applied to manage the interference. The interference may include cross-link interference between links in the same wireless communication system, or links in different wireless communication systems such as a terrestrial network and a non-terrestrial network.

Techniques are described for selecting co-channel cells for a LEO satellite system based on defining stay-out distances in UV space units. For example, “stay-out distance” can be defined as x-dB of beamwidth. Each x-dB in UV space remains substantially constant, regardless of the scan angle of the beam. As such, for any cell, regardless of its location in UV space, the responses of co-channel beams not directed at this cell will have dropped off by a consistent amount over the stay-out distance, and the stay-out distance (e.g., the value of x) can be defined such that the drop-off is sufficient to keep responses of co-channel beams not directed at any particular cell to within an acceptable level of interference.

The invention discloses a method, device and equipment for optimizing read interference of a physical block and a medium, and relates to the technical field of solid state hard disks, and the method comprises the following steps: in response to the fact that the read frequency of the physical block is in a preset evaluation range, carrying out quality evaluation on the physical block; and if the result of the quality evaluation shows that the quality of the physical block is superior to a preset standard, performing compensation updating on the number of reading times of the physical block to delay data migration. According to the method, the accurate quality evaluation of the physical block is triggered by setting the preset evaluation range, and the reading times of the physical block with excellent quality is compensated and updated based on the evaluation result. According to the mechanism, unnecessary data migration can be dynamically delayed, so that write amplification and flash memory wear of the solid state disk are effectively reduced. According to the method, on the premise of ensuring the data reliability, the additional write-in overhead generated due to read interference management is remarkably reduced, and finally the technical effect of prolonging the service life of the solid state disk is achieved.

The invention relates to a technique for cross-link interference management. The application relates to devices and components including apparatuses, systems, and methods for supporting layer 1 cross-link interference measurement and reporting.

The invention discloses a distributed cooperative interference management method for a multi-task air federated learning system, and the method comprises the steps: firstly, obtaining channel information between each base station and associated edge equipment, and an interference temperature value between the base stations, so as to construct a communication parameter optimization model; secondly, calculating the optimal transmission power and the optimal noise reduction factor through interference temperature negotiation between paired base stations by adopting a distributed coordination mechanism; then, all base station pairs are traversed circularly, and collaborative optimization of power and noise reduction factors of the whole network is completed; and finally, the edge equipment executes air aggregation transmission of gradient signals based on the optimal transmission power, and the target base station completes signal processing and updates the cell model according to the optimal noise reduction factor of the target base station. According to the distributed cooperative interference management method, the cross-cell performance balance of a multi-task system can be remarkably improved, the communication and calculation burden can be effectively reduced, the network expansibility and stability are improved, and the distributed cooperative interference management method is more suitable for multi-task air federated learning in a large-scale network environment.

Various aspects of the present disclosure relate to methods, apparatuses, and systems that support interference management. For instance, implementations provide for clustering of base stations (e.g., gNBs) in association with resources, such as time slots. Further, base stations can be pre-configured by a network function and / or perform signaling (e.g., with the core network and / or other base stations) to form new clusters, negotiate resources (e.g., slots) associated with a new cluster, join existing clusters, and so on.

The invention discloses an interference suppression method for a low-power-consumption HRF + HPLC dual-mode chip, and relates to the technical field of communication, and the method comprises the steps: carrying out the real-time monitoring of a dual-mode chip communication system, and obtaining a dual-mode monitoring set; establishing a multi-dimensional interference tracing channel, performing interference detection on the dual-mode monitoring set, and constructing a first interference detection map and a second interference detection map; performing interference suppression decision on the HRF communication module to obtain a first interference suppression domain, and performing reproduction optimization to obtain a first interference suppression strategy; and performing interference suppression reproduction optimization on the HPLC communication module to obtain a second interference suppression strategy, and performing interference management on the dual-mode chip communication system in combination with the first interference suppression strategy. The technical problem that in the prior art, a low-power-consumption dual-mode chip is insufficient in interference suppression effect in communication is solved, and the technical effects of effectively suppressing communication interference and improving communication quality and stability are achieved.

The invention relates to the technical field of communication, and particularly provides a relay communication method and device, equipment and a storage medium. The method comprises: a relay device receiving first indication information from a network device, the first indication information being used for indicating at least one first beam; according to the activation configuration information and the first indication information, the relay device determines a transmit-receive state of the relay device using the first beam on at least one time unit; wherein the activation configuration information indicates the available time of the first beam. According to the technical scheme of the invention, the interference management of NCR based on beams can be realized, and the energy efficiency can be improved.

Methods, systems, and devices for wireless communications are described. A user equipment (UE) or a base station may communicate a set of reference signals on a set of interference measurement resources. The set of interference measurements may be based on a first activation schedule of one or more reconfigurable intelligent surfaces (RISs). The UE or the base station may generate interference measurement information associated with the one or more RISs based on the set of reference signals. The base station may determine a second activation schedule of the one or more RISs or an allocation of resources for communicating with the UE based on the set of interference measurements. The base station may communicate with the UE based on the second activation schedule or the allocation of resources.

The invention discloses a communication, sensing and computing resource allocation device in a space multilayer network, and the method comprises the following steps: constructing an air-space-ground communication, sensing and computing integrated system, integrating three functions of sensing, communication and computing by an unmanned aerial vehicle of an air-base layer, and performing communication and sensing interference management between the unmanned aerial vehicle and the ground layer through an NOMA-MIMO technology, the tasks can be further unloaded to the low-orbit satellites at the sky level; in order to minimize the weighted energy consumption of the system, a joint precoding, beam forming and resource allocation iterative optimization algorithm is provided; according to the algorithm, an original problem is decomposed into a precoding design sub-problem, a beam forming design sub-problem, an unloading proportion sub-problem and a computing resource allocation sub-problem, and the sub-problems are solved through fractional programming based on quadratic transformation, a weighted minimum mean square error and a continuous convex approximation method. The method shows remarkable superiority in the aspect of optimizing the weighted total energy consumption of the system, and solves the problems of common inductance computing resource allocation, interference management and the like in the spatial multilayer network.

Apparatus, methods, and systems for model-based predictive interference management are disclosed. One method includes receiving modeling information corresponding to a device, wherein the modeling information includes service parameters, radio parameters, mobility parameters, or combinations thereof, and the modeling information includes at least one machine learning component. The method includes determining a predictive inter-cell interference management strategy for the device based on the modeling information. The method also includes providing the device with the expected inter-cell interference management strategy.

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a base station may determine that at least one condition, of a plurality of conditions, is satisfied with regard to at least one other base station; and perform at least one remote interference management (RIM) operation, the at least one RIM operation selected based at least in part on the at least one condition. In some aspects, a base station may receive an indication regarding interference, the indication regarding interference indicating that at least one condition, of a plurality of conditions, is satisfied with regard to the base station or at least one other base station; and perform at least one RIM operation, the at least one RIM operation selected based at least in part on the at least one condition or the indication regarding interference. Numerous other aspects are provided.

This disclosure relates to the field of communication technology, and more particularly to an information transmission method and apparatus. The method includes: receiving first indication information from a second network device, the first indication information including interference management information, the interference management information including a resource allocation method for N third network devices desired by the first network device, where N is a positive integer; and sending second indication information to each of the N third network devices, wherein the second indication information is used to indicate the resource allocation method for each of the N third network devices. This disclosure can improve the convenience and accuracy of resource allocation.