246 results about "Radio system" patented technology

The invention discloses a precise interference avoidance method and device in a radio system, and relates to the field of signal processing, and the method comprises the steps: constructing a sensing matrix through sensing node data, and capturing a transient interference signal through aperiodic scanning; performing tensor decomposition on the signal data to extract time domain, frequency domain, space domain and modulation domain features, constructing a dual-mode spectrum analysis model, reconstructing an instantaneous spectrogram by using compressed sensing, and predicting an interference mode through LSTM; after the instantaneous spectrogram and the predicted interference graph are fused, threat assessment is carried out through a multi-stage interference classification model; according to the interference category and the threat level, beam forming is optimized, adaptive null is generated, a power density optimization model is constructed, and the transmitting power is dynamically adjusted; an anti-interference frequency hopping sequence is generated based on a chaotic mapping algorithm, and spectrum camouflage and tracking interference resistance are realized. The method has the advantages that accurate identification and dynamic avoidance of interference are realized through multi-dimensional perception, intelligent prediction and adaptive beam forming, and the interference avoidance capability of a wireless system is improved.

The invention discloses a radio system interference processing method and device, and relates to the technical field of radio anti-interference, and the method comprises the following steps: real-time environment monitoring and data acquisition; interference source detection and accurate identification; dynamic prediction and trend analysis of an interference source; generating a multi-dimensional interference avoidance strategy; real-time feedback and intelligent decision optimization are carried out; performing cooperative work and system integration; and finally evaluating and adjusting the performance. The method has the advantages that rapid positioning and accurate avoidance of the radio interference source are achieved through real-time environment monitoring and accurate identification and dynamic prediction of the interference source, compared with a traditional fixed threshold value or energy detection method, dynamic changes such as frequency, bandwidth and power of the interference source can be responded in time, misjudgment and missed judgment are reduced, and the detection accuracy is improved. Blind avoidance or excessive avoidance is avoided, and the accuracy of interference avoidance is improved.

Systems, methods, and instrumentalities are disclosed for synchronization signal burst, signal design, and / or system frame acquisition. A synchronization signal (SS) block or burst can be received. The SS block or burst can include a primary synchronization signal (PSS), a secondary synchronization signal (SSS), and / or a physical broadcast channel (PBCH). A first cell ID can be determined, and / or a plurality of SSS sequences can be generated. An m0 value (e.g., a first cyclic shift) can be determined from a set of m0 values, for example, based on the generated plurality of SSS sequences. An n1 value (e.g., a second cyclic shift) can be determined from a set of n1 values. A second cell ID can be determined based on, for example, the m0 value and the n1 value. A third cell ID can be determined based on, for example, the second cell ID and the first cell ID.

A radio system includes a feed network, an edge wavelength switching system (EWSS), a photodetector, and a broadband lens-based antenna subsystem. The feed network aggregates a plurality of unmodulated optical carriers and modulated optical carriers for delivery to an optical link. The EWSS receives the plurality of unmodulated optical carriers and modulated optical carriers from the optical link, and selects a first unmodulated carrier and a first modulated carrier as a first selected optical carrier pair. The photodetector receives the first selected carrier pair from the EWSS and generates a first electrical signal from an optical beat of the first unmodulated carrier with the first modulated carrier. The broadband lens-based antenna subsystem receives the first electrical signal from the photodetector, propagates the received first electrical signal through a lens body, and outputs a first directional wireless beam signal containing signal data from the first modulated carrier.

Systems, apparatuses, methods, and computer-readable media are provided for an access point (AP) for a wireless communication system. The AP includes processor circuitry configured to configure a bandwidth part (BWP) for downlink (DL) positioning reference signals (PRS) and a BWP for DL data transmission to a user equipment (UE), wherein the BWP for DL PRS provides DL PRS to the UE for a UE-based positioning operation. The processor circuitry is configured to select an action to be performed by the UE in response to receiving the configured BWP for DL PRS and the configured BWP for DL data transmission by the UE. The AP includes radio front end circuitry that is coupled to the processor circuitry and configured to transmit, to the UE, the configured BWP for DL PRS, the configured BWP for DL data transmission, and the selected action. The wireless communication is a 5G system or a 5G new radio (5G-NR) system.

A radio system tracking can automate the tracking of an electronic tag device (ETD) by identifying the ETD's signal identifier and then perform a tracking function to determine a general position of the ETD. Over time, as the ETD moves and a computer vision system monitors and tracks the device location, the radio position tracking of the ETD and the computer vision position tracking of the ETDs will eventually converge and the computer vision can then determine that the ETD in the camera view is the same ETD communicating with the radio tracking system. Once this convergence occurs and the computer vision system can determine the ETD position, the radio system can use this now known ETD position to calibrate the position calculation calculated by the radio system and screen signals that would not be possible from positions other than the position determined by the computer vision system.

A communication control device includes: an acquisition unit configured to acquire a request to allow a communication device configuring a second radio system to secondarily use at least a part of a frequency band used by a first radio system, the request including information on at least one basic zone related to a basic operation of the communication device and information on at least one extension zone obtained by extending the basic zone; a first determination unit configured to perform a first determination related to the information on the basic zone; a second determination unit configured to perform a second determination related to the information on the extension zone; and a notification unit configured to notify the second radio system of a first response corresponding to the first determination and a second response corresponding to the second determination by enclosing the first response and the second response in one message.

A radio system is used for adaptive digital beamforming in a phased antenna-array. The radio system scales with large numbers of antenna elements in a phased array. The radio system uses a distributed computing method that is inherently scalable with large numbers of the antenna elements. The radio system includes a digital beamformer. The digital beamformer is an analog combiner, digital beamformer. The digital beamformer includes element processing hardware (EPH) which perform the distributed computing.

An apparatus and system are described to indicate user equipment (UE) capability on UE measurements with pre-configured measurement gaps (MGs) in new radio systems. The pre-configured MGs may be one or more instances in concurrent MGs. and may be activated / deactivated using downlink control information (DCI). The activated pre-configured MGs may overlap with other MGs and may impact the maximum number of concurrent MGs that are supported by the UE. Overlapping MGs may increase pre-configured gap activation delay.

Methods for a New Radio (NR)-based, Low Earth Orbit (LEO) Non-Terrestrial Networks (NTN) are proposed to improve cell selection and reselection by using satellite assistance information. Different from traditional 5G New Radio systems, the LEO NTN can provide the next cell information along the satellite trajectory using System Information Broadcast (SIB). The assistance information can include satellite's long term ephemeris in the format of Position Velocity (PV) information or details of satellite's other orbital parameters. During TN-NTN join coverage, as TN cells are expected to have a better coverage then NTN cells, the network can assign higher priority to the TN cells over NTN cells. Similarly, for a mobility involving earth-fixed and earth-moving beams (cells), earth-fixed cells can be prioritized over earth-moving beams for cell reselection.

A semiconductor light-receiving element (100) according to the present disclosure comprises: a substrate (1); a first mesa structure (30) having at least an n-type semiconductor layer (2, 3), a multiplication layer (4), a p-type electric field relaxation layer (5), a light absorption layer (6), and an i-type semiconductor layer (8) having a larger band gap than the light absorption layer (6), said layers being sequentially formed on the substrate (1); a second mesa structure (31) having at least a window layer (9) having a larger band gap than the light absorption layer (6), the second mesa structure (31) being formed on the first mesa structure (30); and a terrace part (40) comprising the outermost surface of the first mesa structure (30) exposed to the outer-peripheral side of the second mesa structure (31).

A terminal includes a receiver that receives configuration information transmitted from a base station in a high frequency band higher than or equal to a frequency band of a Frequency Range 2 (FR2) in a frequency range a New Radio (NR) system formed of a Frequency Range 1 (FR1), which is a low frequency range, and the FR2, which is a high frequency range; and a controller that modifies, based on the configuration information, an interpretation of at least one of a counter DAI and a total DAI in a Downlink Assignment Indicator (DAI) included in control information to be received from the base station.

Devices, systems and methods for a fifth generation (5G) or new radio (NR) system comprising determining a configuration for an uplink (UL) transmission resource with respect to a listen before talk (LBT) operation on an unlicensed spectrum and transmitting uplink control information (UCI) on the UL transmission resource based on the configuration subjected to the LBT operation.

Methods, apparatus and systems for enabling interference avoidance, for example from self and neighboring interference are disclosed. In one representative method implemented in a Wireless Transmit / Receive Unit (WTRU) using time-frequency (TF) resources in first and second directions, the method includes comprising TF resource muting or symbol muting, by the WTRU, one or more TF resources for communication in the first direction based on information associated with a communication in the second direction or subframe shortening, by the WTRU, by one or more TF resources for communication in the first direction based on information associated with a communication in the second direction.

A communication control apparatus that manages a plurality of radio apparatuses allocated for each cluster and shared by a plurality of operators includes: a controller that allocates a radio resource of each operator for each radio apparatus in each cluster in accordance with a constraint condition decided; a calculator that calculates an alteration-induced value related to an evaluation value for each operator of each radio apparatus in each cluster under an assumption of increasing / decreasing a radio resource allocated to each operator of each radio apparatus in the cluster; and decision processor circuitry that decides, for each cluster, a constraint condition that maximizes the alteration-induced value of each radio apparatus in all the clusters and under which a capacity of a radio resource allocated to each radio apparatus satisfies a first prescribed quantity and a calculation capacity satisfies a second prescribed quantity.

A first wireless speaker and microphone device paired with an information handling system comprising a microphone, speaker, wireless radio system for conducting a first pairing with the information handling system for wireless communications, and memory for storing a pairing profile for the first pairing. A microcontroller to operatively couple the first wireless speaker and microphone device to a second wireless speaker and microphone device by conducting a second pairing between the first and second wireless speaker and microphone devices, and cloning and transmitting the pairing profile from the first pairing to the second wireless speaker and microphone device. The first wireless speaker and microphone device to receive a switching command to stop audio transmission and reception at the first wireless speaker and microphone device to allow transmission and reception at the second wireless speaker and microphone device using a cloned wireless link established with the cloned pairing profile.

A user equipment (UE) configured for operation in a fifth-generation new radio (5GNR) system may multiplex high-priority (HP) hybrid automatic repeat request acknowledge (HARQ-ACK) bits corresponding to a first HARQ-ACK code-book with low-priority (LP) HARQ-ACK bits corresponding to a second HARQ-ACK codebook onto a physical uplink control channel (PUCCH) transmission to a gNode B (gNB). The UE may be configured with the first HARQ-ACK codebook and the second HARQ-ACK codebook of different priorities. The HP HARQ-ACK bits may be encoded with a first maximum code rate (maxCodeRate) and the LP HARQ-ACK bits may be encoded with a second maximum code rate. The maximum code rates may be configured to the UE via RRC signalling per PUCCH format.

An apparatus of a New Radio (NR) Node B (gNB), a method, and a storage medium. The apparatus is to perform operations including: identifying three or more bands for transmit (TX) switching by a user equipment (UE); and encoding for transmission a message to the UE to indicate the three or more bands for TX switching; and storing the three or more bands for TX switching.

The present application relates to wireless devices and components including apparatus, systems, and methods for time-domain resource allocation for configured grant transmissions in New Radio (NR) systems operating on unlicensed spectrum. In some embodiments, a user equipment may be configured with periodicity, bitmap information, duration information, or slot-offset information to facilitate the time-domain resource allocation.

Systems and methods are disclosed that relate to Key Performance Indicator (KPI)-driven alarm threshold optimization using machine learning. In one embodiment, a computer-implemented method comprises obtaining network-level KPI data for a network and radio log data for one or more radio systems in the network. The KPI data comprises KPI values for one or more network-level KPIs, and the radio log data comprises a number of faulty or uncalibrated antenna branches in the radio system and cell or user beamforming weights. The method further comprises pre-processing the KPI data and the radio log data, labeling the pre-processed KPI data as degraded or non-degraded, and training, with the labeled KPI data and the pre-processed radio log data, a fault classifier Machine Learning (ML) model to output a value(s) that represent a probability that the KPI(s) will be degraded for a given input feature set.

The invention discloses a high-reliability three-dimensional integrated direct sampling software radio architecture radio frequency microsystem, which is based on a direct sampling software radio system architecture and a multi-layer glass-based TGV adapter plate wafer-level bonded POP three-dimensional stacked packaging architecture. A high-performance glass antenna, silicon-based single core particle Fan-in and Fan-out packaging, mixed multi-core particle integration of an embedded glass-based TGV adapter plate, mixed bonding integration of a silicon-based digital TSV adapter plate and the glass-based TGV adapter plate are combined, and a glass antenna, a direct sampling core particle, a silicon-based computing power circuit, a silicon-based storage circuit and a silicon-based interface circuit are integrated. And the three-dimensional heterogeneous integration of the microsystem is realized. According to the micro-system, a glass substrate is used as a main body packaging material, a radio frequency circuit and a digital-analog hybrid circuit are fused, three-dimensional heterogeneous integration from a glass antenna to a baseband storage and calculation integrated processing circuit is realized, and a complete integrated airtight packaging micro-system is formed and can cover a DC-20GHz frequency band.

Methods, apparatus and systems for enabling interference avoidance, for example from self and neighboring interference are disclosed. In one representative method implemented in a Wireless Transmit / Receive Unit (WTRU) using time-frequency (TF) resources in first and second directions, the method includes comprising TF resource muting or symbol muting, by the WTRU, one or more TF resources for communication in the first direction based on information associated with a communication in the second direction or subframe shortening, by the WTRU, by one or more TF resources for communication in the first direction based on information associated with a communication in the second direction.

1. The name of this design product: Vehicle-mounted radio control system operating console. 2. Purpose of this design product: It is a radio-specific operating platform that integrates system power supply and equipment control functions to ensure stable operation and efficient control of the radio system. 3. The key design point of this design product lies in the combination of shape and pattern. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

A method that is implemented by a domain proxy is disclosed. The method includes registering a first CBSD (Citizen Band Service Device) with a SAS (Spectrum Access System) to allow the first CBSD to gain access to frequencies in a CBRS (Citizen Band Radio System), the first CBSD being a Category A CBSD. In addition, registering a second CBSD with the same or another SAS to allow the second CBSD to gain access to frequencies in a CBRS, the second CBSD being a Category B CBSD.

The invention discloses a symbiotic radio system design and optimization method based on multiple active intelligent reflection surfaces. According to the method, high-efficiency backscatter communication is realized while the performance of the main transmission system is enhanced by using the intelligent reflection surface. A plurality of active intelligent reflecting surfaces are configured in the system, the main transmission performance is enhanced, and meanwhile, the active intelligent reflecting surfaces serve as backscattering equipment in turn, and transmission of secondary information is achieved by conducting scattering modulation on incident main signals. The method aims at maximizing the main transmission rate of the system, and jointly optimizes the base station sending power, the active beam forming vector and the reflection coefficient of the intelligent reflection surface. An original non-convex optimization problem is decomposed into a plurality of sub-problems, semi-definite relaxation, continuous convex approximation and other methods are adopted for conversion, and finally an optimal solution is obtained through iterative solution. Compared with a scheme based on a passive intelligent reflection surface and an active intelligent reflection surface scheme based on phase random, a higher main transmission rate can be realized under the condition of ensuring the same secondary symbol signal to interference plus noise ratio.

A radio communication route enables communication from an originating ground station to a destination ground station via one of multiple randomly orbiting satellites with no active attitude control. The ground stations and satellites include multi-feed parabolic antennas for receiving radio signals from and transmitting radio signals in multiple directions. The satellites store an address of a destination ground station from which an initial information signal is transmitted and antenna information identifying the satellite antenna feed on which the initial information signal was received. Plural satellite antennas transmit linking information identifying the satellite to the originating ground station. Data transmissions received at the originating ground station that designate a particular destination are transmitted by the originating ground station using the antenna on which the linking information was received and the satellite retransmits the data transmission using the satellite antenna feed identified by the stored antenna information.

A streamlined input / output (IO) device wireless communication packet polling and reception system of a wireless radio system, such as a wireless communication dongle, at an information handling system may comprise a controller to execute code instructions to transmit with the wireless radio system an initial polling packet initially allotting to a paired wireless IO device the data packet number and data packet transmission time slots for a first data packet communication frame, the controller to switch the wireless radio system to receive during the first data packet communication frame the initially allotted number of data packets at the initial allotted data packet transmission time slots from the wireless IO device, and the wireless radio system to transmit an updated polling packet acknowledging receipt of the transmitted number of data packets and instructing the wireless IO device for the allotted data packet number during a second data packet communication frame.

This semiconductor light-receiving element (100) is provided with: an n-type InP substrate (1); an n-type semiconductor layer (2) formed on the n-type InP substrate (1); a multiplication layer (3) which is formed on the n-type semiconductor layer (2), has a layer thickness of 40 nm or more and 170 nm or less, and comprises an InAlAs digital alloy structure in which InAs layers and AlAs layers are alternately laminated; a p-type electric field relaxation layer (4) formed on the multiplication layer (3) and comprising InP or InAlAs; and an InGaAs light absorption layer (5) formed on the p-type electric field relaxation layer (4).

A method for adjusting a transmitting (TX) power ratio of a radio module includes: separating multiple radio modules into multiple radio groups according to a radiofrequency (RF) regulation, wherein the multiple radio modules comprise the radio module; mapping an RF exposure limit to a TX power limit; interacting with at least one other radio module for adjusting the TX power ratio, to obtain at least one adjusted TX power ratio, wherein the radio module and the at least one other radio module are comprised in a same radio group of the multiple radio groups; and adjusting the TX power limit according to the at least one adjusted TX power ratio, to generate an adjusted TX power limit of the radio module.

Embodiments of this application disclose a signal processing method and an apparatus, which may be applied to a wireless communication system, for example, a new radio NR system. The method includes: A terminal device receives first indication information from a network device, where the first indication information indicates whether a first reference signal in a first time period is associated with a second signal in a second time period, the first reference signal is associated with a first signal in the first time period, and a start moment of the second time period is after an end moment of the first time period. The terminal device processes the second signal based on the first indication information. This facilitates subsequent processing of the second signal and helps the terminal device determine whether to store the first reference signal.