25 results about "Frequency management" patented technology

A server delay controller includes: a sleep management unit that makes a thread sleep when no packet arrives for a predetermined period and cancels the sleep of the thread with a hardware interrupt when the packet arrives; a HW interrupt frequency management table that stores the number of times of hardware interrupt; and a HW interrupt frequency control unit that calculates a HW interrupt frequency on the basis of the number of times of hardware interrupt and controls HW interrupt permission or prohibition by sleep of the sleep management unit on the basis of the calculated HW interrupt frequency.

The invention discloses an industrial Internet of Things equipment monitoring system and method based on adaptive sampling, and relates to the technical field of industrial Internet of Things, and the method comprises the steps: an edge node collects and preprocesses equipment data, and calculates an abnormal feature index; when the index exceeds a local threshold value, generating an event trigger signal and pushing the event trigger signal to a management platform; synchronously acquiring an edge side resource state, and calculating and determining an adaptive sampling frequency of a next period; and the management platform receives the multi-node information, carries out global strategy optimization and issues an adjustment instruction. The system comprises a management platform, a sensing network platform and a sensing control platform, the sensing control platform comprises an edge data acquisition and preprocessing module; the sensing network platform comprises an event triggering and feature extraction module, a dynamic sampling frequency adjustment model and a resource sensing module; the management platform comprises a central strategy collaboration and decision module. According to the method, the optimal balance of the system resource utilization efficiency can be realized while the monitoring real-time performance and the exception capture capability are improved.

This invention discloses a time and frequency management unit for a spacecraft, comprising a power conversion module, a clock source module, a baseband output module, and a baseband control and processing module stacked along a first direction. Each module includes a housing; all housings are of uniform size; the housings of adjacent modules are connected by an interlocking locking structure. The time and frequency management unit also includes multiple through-hole screws extending along the first direction and penetrating all modules, which, together with the locking structure, fix the modules into a single unit. This invention significantly improves spatial integration and facilitates the disassembly and maintenance of individual modules; the locking structure blocks electromagnetic wave leakage and interference; the through-hole screws form a rigid, unified whole, meeting extremely high seismic resistance requirements.

The application relates to a memory balloon driving method, device, equipment and storage medium, and particularly relates to the technical field of cloud computing. The method comprises the following steps: periodically reading the current node memory utilization of a physical machine; determining a memory management strategy corresponding to an interval range to which the node memory utilization belongs according to the interval range; and performing a management operation on a virtual machine on the physical machine according to the memory management strategy, so as to adjust and optimize the node memory utilization of the physical machine; wherein the management operation comprises at least one of the following: a memory management operation, a frequency management operation, a power-on and power-off management operation and a hot migration management operation. Based on the above technical scheme, the node memory utilization of the physical machine can be adjusted and optimized to a reasonable value, and the normal operation of a cluster is guaranteed.

The invention provides a satellite integrated electronic information management method, system and device and a storage medium wherein a navigation unit generates a time service pulse per second, and sends the time service pulse per second and current Greenwich time data to a time frequency management unit through a central processing unit; the time-frequency management unit tames the pulse per second to generate a homologous reference clock and outputs the homologous reference clock to other single machines of the satellite; the central processing unit interface expansion module collects other single-machine state parameters and reports the state parameters to the central processing unit; the central processing unit maintains high-precision synchronization of satellite system time based on time data and pulse per second, and integrates state parameters to generate an instruction; the interface expansion module receives and executes the thermal control and power management instruction, and regulates and controls operation conditions of other single machines; the self-management and data storage unit receives and executes the data processing and dispatching instruction, and on-orbit intelligent calculation, large-capacity data storage management and other single-machine on-orbit software reconstruction are achieved. By adopting the method, the time sequence uniformity and the control accuracy of the whole system can be ensured.

A system that includes first circuitries to operate at a first clock frequency, second circuitries to operate at a second clock frequency, and circuitry to adjust the first and second clock frequencies. In some examples, the circuitry is to selectively adjust the first and second clock frequencies provided to the respective first circuitries and the second circuitries according to a target ratio based on temperature and power consumption of the first circuitries and the second circuitries, wherein the target ratio is based on clock frequencies of the first circuitries and the second circuitries, stall time of the first circuitries, and dynamic capacitance of the first circuitries and the second circuitries.

The invention relates to the technical field of electrophysiological signal recording and stimulation of cerebral neurons, in particular to a distributed electrophysiological signal recording and stimulation system for cerebral neurons. The system comprises a recording path and a stimulation path, wherein the recording path is composed of an analog switch, a multi-stage cascade amplifier, a plurality of analog-to-digital converters, an FPGA main control board and a computer, and electrophysiological signals are collected and uploaded; the stimulation channel is composed of the computer, the FPGA main control board, a digital-to-analog converter and the analog switch and is used for issuing an electrical stimulation signal; wherein the amplifier, the converter and the power supply module are integrated on an independent PCB (Printed Circuit Board) and are connected with the FPGA main control board through an FMC (Frequency Management Controller) interface. The system configures the oversampling multiplying power of the analog-to-digital converter through the FPGA main control board so as to optimize the actual sampling rate and the signal-to-noise ratio. According to the invention, integration of acquisition and stimulation functions, hardware modularization and dynamic adjustment of signal quality are realized, and the flexibility and signal fidelity of the system are improved.

A control method and device of a vehicle power battery and an electronic device are disclosed, and relate to the technical fields of new energy vehicles and Internet of Vehicles. The method comprises the following steps: first, collecting, by a TBOX, multi-dimensional state parameters such as battery voltage, temperature, SOC, etc. in real time and uploading the parameters to the cloud; when the cloud monitors that the vehicle satisfies a first determination condition and the high-voltage power supply system satisfies a starting condition, controlling the vehicle to enter a discharge mode requested by a first instruction. When the cloud monitors that the vehicle satisfies the first determination condition and the high-voltage power supply system satisfies the starting condition, the vehicle is controlled to enter the discharge mode requested by the first instruction. In this way, the residual electric quantity can be safely utilized in an extremely low electric quantity condition, and the vehicle is prevented from breaking down. Meanwhile, the entire process is ensured to be safe and controllable through mechanisms such as usage frequency management, double timeout protection and multi-level safety monitoring, and the driving safety and user experience are improved.

Certain aspects and features of the present disclosure relate to a method and / or a system that reduces interference in the operation of multiple radio frequency identification (RFID) readers in proximity to each other. The method uses network time resources available to all RFID readers in a group of readers to schedule frequency channel usage. Centralized control signaling is not required. Readers run a channel hop schedule based on system clocks that are universally synchronized using network time resources, and readers can determine how the other readers are sequencing in frequency by independently accessing or determining information about the other RFID readers in the group.

Systems and methods for entity detection using artificial intelligence, including: a deep learning model service configured to: select and analyze a set of frames from a media item to determine a set of candidate brand-probability pairs; a voting engine configured to: determining that a first brand-probability pair of a set of candidate brand-probability pairs based on at least one obtained hyperparameter value does not meet a threshold for determining whether candidate brand-probability pairs are to be included in a result set; excluding the first brand-probability pair from the result set based on the determination; sorting the result set; and selecting at least one final brand-probability pair from the result set; and an offline transcoding service configured to: store the final brand-probability pair in a repository with a relation to an identifier of the media item.

A system and method for dynamic spectrum management are disclosed. An information processing system registers a communication device for operation in a shared frequency range. The system performs a frequency grant procedure for the communication device by accessing a database that records interference power values for a defined frequency management region. To protect a first, primary system, the system acquires the active operation area information of the first system and the coverage area information of the registered communication device. The system then determines whether to permit radio wave emission by the communication device based on a comparison between the operation area information and the coverage area information. Radio wave emission may be denied if the communication device's coverage area overlaps with the first system's active operation area, thereby preventing harmful interference.

A frequency manager in a multi-band wireless microphone system provides synchronization of fixed RF devices (e.g., transceivers) operating in distal portions of the spectrum (e.g., two or more frequency bands). Each transceiver can be paired with a wireless microphone and provide synchronization with the paired wireless microphone. A multi-band filter is used to separate or combine antenna signals into multiple frequency bands. Band-specific low noise amplifiers and power amplifiers can be used for each frequency band, whereby amplifier performance can be optimized. A second multi-band filter is used to combine or separate multiple frequency bands before distribution by a splitter. The transceivers connected to the frequency manager can then operate independently in one frequency band, different frequency bands, or a combination of frequency bands. Cascading features allow multiple frequency managers to be synchronized, thereby further increasing the simultaneous microphone channel capacity of the system.

Embodiments of the present disclosure relate to charge pumps with load-driven clock frequency management. A charge pump circuit has load-driven clock frequency management. The charge pump circuit includes a CCO that generates a CCO output signal having a frequency that is generally proportional to a feedback current, and a charge pump that is operated by the CCO output signal and boosts a supply voltage to produce a charge pump output voltage at an output coupled to a load. A current sense circuit senses a load current drawn by the load, and generates the feedback current having a magnitude that varies as a function of the sensed load current if the magnitude of the load current is between a low load current threshold and a high load current. If the magnitude of the sensed load current is not between the low load current threshold and the high load current threshold, the magnitude of the feedback current does not vary with the sensed load current.

The invention discloses a strategy-based frequency on-line automatic adjustment method, which comprises the following steps of: carrying out coarse-grained frequency time division on an overall frequency area and a unit frequency area through a frequency management strategy and layered frequency planning, and carrying out fine-grained frequency collaborative planning on the interior of each unit frequency area; and performing automatic strategy adjustment according to the efficiency evaluation result of the task. According to the method, the service relationship of each frequency device can be coordinated, and mutual interference among the frequency devices is eliminated to the greatest extent, so that a scientific and effective real-time frequency plan is provided for normal work of the whole system, and smooth implementation of the frequency demand is ensured; while the coupling degree of each frequency device is reduced, the complexity and response time of a frequency planning system can be effectively reduced, and a scientific and effective real-time frequency plan can be adaptively provided.

The application relates to the technical field of readout electronics, and discloses a phased array system readout electronics platform and method, wherein the platform comprises: a radio frequency acquisition module configured to convert spatial electromagnetic waves into radio frequency acquisition signals; a digital receiving module comprising a time-frequency management unit and at least one signal processing unit, the time-frequency management unit is configured to send a clock output signal and a timing control pulse signal to each signal processing unit respectively, so that each signal processing unit synchronously analyzes the timing control pulse signal according to the clock output signal and performs coarse channel processing on the radio frequency acquisition signals to obtain multiple channel signals; and a backend readout module configured to generate astronomical observation data according to the channel signals. The application precisely controls the clock output signal and the timing control pulse signal to ensure the consistency and synchronization of the processing processes of the signal processing units, and simultaneously reduces the data processing pressure by means of coarse channelization processing, thereby effectively reducing the system power consumption.

The invention relates to an energy storage energy management system for coordinating power distribution and battery optimization, and belongs to the technical field of energy storage energy management. The system comprises a coordinated scheduling layer, a power distribution layer and a unit execution layer. The coordinated scheduling layer receives an original power signal, generates smooth power through smoothing and frequency domain decomposition, and decouples the smooth power; the power distribution layer outputs a final power instruction comprehensively considering economy, loss and SOC balance through sequence optimization; and the unit execution layer converts an instruction into an energy storage unit switching state and a power instruction through mixed integer programming and high-frequency management. According to the method, power frequency domain separation is realized through adaptive VMD decomposition, balance is improved based on dynamic SOC initial distribution, economic operation cost is optimized through resistance coefficient weighting, loss and balance are balanced through multi-objective optimization, and finally execution precision is guaranteed through MILP switching control. The problems of rough power distribution, accelerated battery aging, difficulty in multi-target cooperation and the like in traditional energy storage management are effectively solved.

Systems and methods for frequency management, including: an online media service configured to (i) receive a request for a media item, the request including a recipient identifier, (ii) identify a set of candidate media items relevant to the recipient, and (iii) obtain a set of cross-device identifiers associated with the recipient identifier, the set corresponding to a household; and a frequency management service configured to (i) identify an aggregate quantity of impressions associated with a candidate media item of the set of candidate media items and the set of cross-device identifiers over a preceding duration of time, (ii) identify a maximum frequency threshold, (iii) determine, based on the aggregate quantity of impressions, that the maximum frequency threshold is exceeded, (iv) exclude the candidate media item from a result set based on the maximum frequency threshold being exceeded, and (v) provide the result set in response to the request.

An electronic device may include wireless circuitry having a modem that conveys data over a data path and that is operable using a dynamic voltage and frequency management (DVFM) profile. A resource and state manager (RSM) may adjust the DVFM profile based on L1, L2, L3, and / or IPC parameters. A routine track may generate a first profile based on an L1 parameter such as DL MAC TB size and may generate a second profile based on an L2 parameter such as UL pre-build size. A protective track may independently generate a third profile based on a performance event along the data path. The RSM may aggregate the preferred profiles to update the current DVFM profile in a manner that optimizes efficiency while ensuring that a sufficiently high DVFM profile is used at any given time without consuming unnecessary power.

The invention relates to the technical field of Internet of Things resource management, and particularly discloses an edge computing-oriented Internet of Things terminal time frequency collaborative management system, which is characterized in that a time-space correlation graph is constructed by analyzing time-space characteristics of terminal acquisition data, collaborative group division is carried out based on the graph, and key nodes are identified; establishing a hierarchical frequency management strategy, and generating a frequency adjustment scheme on the premise of ensuring the reference frequency of a key node when resources are limited; performing multi-round iterative optimization on the scheme through a simulation environment, and simulating a cooperative sensing effect under different frequency configurations; finally, optimal configuration is deployed to a physical terminal, time-space correlation changes are continuously monitored, and a reconstruction process is dynamically triggered.

A communication control device of the present disclosure includes a frequency management apparatus including circuitry that receives a request from a first communication device, receives second operation information from another frequency management apparatus, determines first operation information for the first communication device based on the request and the second operation information, and transmits the first operation information to the first communication device. The circuitry, based on at least the second operation information, calculates a first interference at the first communication device by the second communication device, calculates a second interference at the second communication device by the first communication device, and determines the first operation information based on the first and second interferences.

The invention discloses a 5G communication base station network terminal control system, relates to the technical field of 5G communication base stations, and solves the problem that when a signal frequency in a communication protocol is not matched with a current use frequency, an optimal alternative frequency cannot be quickly screened. The optimal frequency hopping sequence is screened in combination with weighted evaluation of the standard frequency number and the standard frequency number, so that the interference risk of an abnormal frequency concentrated section is avoided, and high-quality frequency resources are reserved to the maximum extent; according to the dynamic frequency hopping strategy, the system can flexibly avoid sudden interference or continuous interference areas, the communication stability in a complex electromagnetic environment is remarkably improved, the intelligence of frequency management is realized through a preset algorithm and dynamic parameter adjustment, the processing efficiency is improved, the risk of manual operation errors is reduced, and the system reliability is improved. The method is suitable for centralized management and control of large-scale 5G network terminals.

Systems and methods for programmatic generation of training data, including: a training module configured to receive human curation input for brand entity detection, generate hybrid training data by combining programmatic and human generated data, and calculate brand-probability pairs by weighting detection results and human input to improve brand detection accuracy for frequency management; an online media service configured to serve training data to recipients during controlled experiments, calculate quality scores based on performance metrics and human input, and exclude low-quality training data from model training; a model training engine configured to train an artificial intelligence model for brand detection using the hybrid training data weighted by quality scores; and a frequency management service configured to execute the trained model on media items to identify brand identifiers with improved accuracy and regulate serving frequency of brand-associated content to recipients.

An electronic device may include wireless circuitry having a modem that conveys data over a data path and that is operable using a dynamic voltage and frequency management (DVFM) profile. A resource and state manager (RSM) may adjust the DVFM profile based on L1, L2, L3, and / or IPC parameters. A routine track may generate a first profile based on an L1 parameter such as DL MAC TB size and may generate a second profile based on an L2 parameter such as UL pre-build size. A protective track may independently generate a third profile based on a performance event along the data path. The RSM may aggregate the preferred profiles to update the current DVFM profile in a manner that optimizes efficiency while ensuring that a sufficiently high DVFM profile is used at any given time without consuming unnecessary power.

A system comprises quantum control interconnect circuitry configured to receive a plurality of fixed-frequency signals, a variable-frequency signal, a quantum control pulse, a quantum element readout pulse, and a quantum element return pulse. The circuitry is operable to upconvert the quantum control pulse using the fixed-frequency signals. The circuitry is operable to upconvert the readout pulse using the variable-frequency signal. The circuitry is operable to downconvert the return pulse using the variable-frequency signal.

The invention discloses a container mirror image pre-distribution method and system based on semantic layering and collaborative scheduling, and relates to the technical field of edge computing. According to the method, semantic analysis is performed on a container mirror image, and a hierarchical structure of a base layer, a common layer and a dynamic layer is constructed based on a component dependency relationship, a change frequency and a service function module. Computing resource occupancy, storage occupancy, network connectivity and mirror image layer hit history of edge nodes are collected, a node state feature set is constructed, and a node comprehensive score is generated based on a weighted scoring model. And selecting a proper pre-distribution path from local multiplexing, regional caching, hierarchical index node and edge node point-to-point transmission paths according to the node comprehensive score and the mirror layer category. And executing long-term retention according to the category of the mirror image layer, and realizing differentiated storage and reuse of the mirror image layer by using a cache strategy of frequency management or replacement as required. According to the method, the mirror image pre-distribution efficiency and loading stability are improved, and the method is suitable for various edge computing deployment scenes.