1046 results about "Sleep mode" patented technology

System and method for implementing advanced sleep modes in an O-RAN, the method includes collecting measurement data for training an AI / ML model; based on the collected measurement data, training an A / ML model and deploying the AI / ML model in the nRT-RIC; activating the trained AI / ML model in the nRT-RIC; monitoring energy optimization data for AI / ML model inference from an open radio unit (O-RU) via an E2 node; activating at least one advanced sleep mode (ASM) in the nRT-RIC; based on the activation of the ASM, collecting data to temporarily deactivate O-RU components; based on the activated AI / ML model and the ASM, evaluating, the collected data to temporarily deactivate O-RU components; based on the evaluating, requesting to initiate the ASM to the O-RU; based on the ASM initiation request, implementing the ASM, by the E2 node and the O-RU.

The invention provides a COT step-down converter comprising an inductive current detection circuit configured to detect an inductive current flowing through an inductor connected to a system output of an output voltage of an output system of the COT step-down converter, and generate a current zero-crossing detection signal indicating whether the inductive current crosses zero, the inductive current zero-crossing means that the inductive current is changed from positive current to negative current; and a sleep mode control circuit configured to generate a sleep mode control signal for controlling one or more circuit modules in the COT buck converter to change from an operating state to a closed state based on the current zero-crossing detection signal, an output feedback voltage representing a system output voltage of the COT buck converter, and a predetermined reference voltage.

The invention discloses a single-chip microcomputer hierarchical dormancy control method based on dynamic power consumption prediction, and relates to the technical field of single-chip microcomputer low power consumption control, and the method specifically comprises the steps: building a mapping relation between a load current and a clock frequency; setting a dynamic dormancy threshold value; constructing a dynamic power consumption prediction model; a dormancy strategy is designed, module-level power consumption management and single-chip microcomputer function-based power consumption management are adopted, the callable frequency or the maximum operation duration of each function is distributed according to task priorities and battery residual energy consumption, and single-chip microcomputer peripherals are triggered through events and are independently awakened; and executing the sleep strategy, automatically awakening the single chip microcomputer according to a preset awakening condition, and realizing abnormity positioning and processing based on threshold comparison and power consumption monitoring in the process of executing the sleep strategy. According to the invention, module-level power consumption management and single-chip microcomputer function-based power consumption management are realized, the limitation of traditional global dormancy is broken, the need of overall reset during wakeup is avoided, and the response speed is improved while the energy consumption is reduced.

The invention relates to the technical field of wireless sensing nodes, and discloses a self-adaptive sleep scheduling method for a wireless sensing node powered by solar energy. According to the method, energy collection data and environmental parameters of a solar cell panel are monitored in real time, an energy prediction model is constructed to generate an energy supply curve, a dynamic sleep time threshold value is calculated according to the energy supply curve and task load priority weight, a multi-stage sleep mode is generated through a fuzzy decision rule, and time-sharing sleep scheduling of communication, sensors and calculation modules is achieved. Meanwhile, a sleep mode can be switched by detecting the emergency degree change of a task queue, an emergency scheduling strategy is started and a standby power supply is activated when energy is insufficient, and data can be recorded to update model parameters to realize self-optimization iteration. According to the method, the energy utilization efficiency and the working stability of the wireless sensing node are improved, and the problems of unstable solar energy supply and unreasonable task scheduling are effectively solved.

The invention discloses a low-power-consumption vehicle-mounted intelligent Internet of Things terminal device and a control method thereof. The terminal device comprises a voltage monitoring module and a mode control module. The voltage monitoring module periodically samples the input voltage of the terminal device at a preset sampling frequency to obtain a plurality of voltage sampling values; the mode control module judges the continuous state of the input voltage based on the plurality of voltage sampling values, controls the terminal device to enter a normal mode of full-power operation of all functional modules when the input voltage is continuously in a state greater than or equal to a first voltage threshold value, and controls the terminal device to enter a normal mode of full-power operation of all functional modules when the input voltage is continuously in a state less than the first voltage threshold value. Controlling the terminal device to be switched to a low-power-consumption mode in which part of functional modules are closed, and controlling the terminal device to enter a sleep mode when the input voltage is continuously in a state smaller than a second voltage threshold value; wherein the second voltage threshold value is lower than the first voltage threshold value.

A user equipment (UE) configured to decode, from signaling received from a base station, a configuration for a cell ON-OFF pattern for a serving cell and at least one cell sleep mode for an OFF duration of the ON-OFF pattern, decode, from signaling received from the base station, a message indicating the UE to reselect to a neighbor cell when the serving cell determines a performance of the UE is impacted by a currently configured cell sleep mode for the OFF duration or in response to a UE request and reselect to the neighbor cell.

The invention discloses a quick start-up control method of a face recognition intelligent lock system, which comprises the following steps: enabling the face recognition intelligent lock system to be in an ultra-low power consumption sleep mode in which only a trigger sensing unit is kept for power supply in a normal state, and when the trigger sensing unit detects that a person approaches, executing hardware-level quick wake-up processing of skipping a redundancy self-checking process on the system, entering a system wakeup initialization completion state to execute core module preloading and algorithm component ready processing of preloading a human face recognition core algorithm component on the human face recognition intelligent lock system, and entering a human face recognition module ready state to enable the core module to execute facial feature collection and compare with a local feature library; if the comparison is passed, a power supply self-holding circuit is triggered, and power supply self-holding and unlocking driving linkage processing of maintaining power supply of an unlocking driving unit to complete unlocking and cutting off a power supply of a face recognition unnecessary module is executed on the face recognition intelligent lock system, so that the face recognition intelligent lock system enters a dormant state of unlocking completion and system low consumption.

Methods, systems, and devices for wireless communications are described. A user equipment (UE) and network entity may determine a physical layer (PHY) signature for the network entity to include in one or more wake-up signals (WUSs) transmitted to the UE. The UE may use the determined PHY signature to validate a WUS received during a monitoring occasion. For example, the UE may compare a PHY signature of the received WUS to the determined PHY signature. If the PHY signature of the received WUS matches the determined PHY signature, the UE may wake up in accordance with the WUS. If the PHY signature of the received WUS does not match the determined PHY signature, the UE may remain in a sleep mode. The UE may transmit an indication of an adversarial attack based on the received WUS not including the determined PHY signature or including a different PHY signature.

Systems, apparatuses, methods, and computer products for fast wakeup recovery for narrow-band internet of things (NBIOT) systems are provided. The fast wakeup recovery may wakeup a NBIOT device from a sleep mode to an active mode. The fast wakeup recovery may identify a servicing cell for the NBIOT device to synchronize with. The fast wakeup recovery may be based on a coarse timing detection operation using a NPSS and a fine timing detection operation using a NSSS.

The invention belongs to the technical field of automobile electronic safety, and particularly relates to an automobile keyless entry and start integrated system based on Bluetooth recognition, which comprises an awakening module, a connection management module, an entry authorization module, a start authorization module and a safety audit module, and is used for awakening an application scene switched to an active authentication mode based on a sleep mode. The problem of continuous high-power-consumption operation of Bluetooth is avoided, meanwhile, quick response is ensured when a user approaches a vehicle, and progressive protection for a Bluetooth recognition scene is formed through multiple security links of physical proximity verification and bidirectional encryption authentication. A vehicle entering authorization instruction is sequentially generated and sent to a vehicle body domain controller, and a vehicle starting authorization instruction is sequentially generated and sent to a vehicle power supply management unit, so that the convenience of Bluetooth keyless entry is reserved, the balance between non-inductive operation and absolute safety is realized, and closed-loop optimization is executed in combination with complete authentication failure auditing, so that the system has a self-iteration capability.

The invention relates to the technical field of intelligent riding safety, and discloses an intelligent road condition detection and safety early warning device based on a millimeter wave radar, and the device comprises a millimeter wave radar module which is used for monitoring the distance, speed and angle of a rear vehicle in real time; the multi-level early warning module triggers different levels of visual and auditory early warning according to the distance, speed and angle data output by the millimeter wave radar module; the low-power-consumption management module is configured to be switched to a sleep mode when no dangerous signal exists; the intelligent communication module is used for carrying out data transmission with an external terminal; and the main control module is used for being connected with the millimeter wave radar module, the multi-stage early warning module, the low-power-consumption management module and the intelligent communication module. The intelligent road condition detection and safety early warning device based on the millimeter wave radar aims at improving the active risk avoiding capability of a rider under complex road conditions through an advanced technology.

The invention relates to the technical field of electronic paper, in particular to a low-power-consumption electronic paper control method and system. According to the invention, a plurality of image data are pre-stored in the electronic paper module, so that when the core controller commands the electronic paper module to execute the image refreshing operation, only the control command needs to be sent, and the image data does not need to be transmitted to the electronic paper module, thereby reducing the power consumption of the core controller. And meanwhile, the power-on state of the electronic paper module is controlled through the core controller, so that the electronic paper module is powered on to run only during the period of executing the image refreshing operation and is shut down in other time, and the power consumption of the electronic paper module is reduced. And on the other hand, the core controller is switched between the wake-up mode and the sleep mode based on the preset first time difference, and is in a standby state with low power consumption during the sleep mode, so that the cruising ability of the core controller is further prolonged. According to the method, the power consumption of the electronic paper module and the core controller is remarkably reduced, so that the cruising ability of the electronic paper module and the core controller is improved.

The invention provides a self-cleaning control method and device for an air conditioner, a storage medium and a program product, and the method comprises the steps that after the air conditioner enters a sleep mode, the air conditioner is controlled to enter a refrigeration condensation stage, so that condensation is formed on the surface of an indoor heat exchanger of the air conditioner; when the current moment reaches the preset moment and the temperature difference value between the indoor environment temperature and the set temperature of the air conditioner is smaller than or equal to a preset temperature difference threshold value, the air conditioner is controlled to enter a refrigeration frosting stage; and when it is detected that the temperature of the indoor heat exchanger meets the preset defrosting execution condition, a defrosting stage is started, non-reversing defrosting is conducted by controlling the rotating speed of an inner fan, the frequency of a compressor, the opening degree of a throttling device and the rotating speed of an outer fan, and self-cleaning of the air conditioner is achieved. According to the scheme provided by the invention, air conditioner self-cleaning can be carried out without specially consuming time.

An application processor is provided. The application processor includes: a phase locked loop circuit (PLL); a sleep control logic circuit configured to control the PLL to enter and exit a sleep mode; a wake-up generation logic circuit configured to provide a wake-up request signal to the sleep control logic circuit to control the PLL to exit the sleep mode based on an early wake-up signal; an always-on video timer circuit configured to output a synchronization signal to a display driving chip in a sleep mode section and generate the early wake-up signal; a display video timer circuit configured to receive the synchronization signal from the always-on video timer and indicate the sleep control logic to provide an idle section; and clock switching logic circuit configured to alternately provide, as an operation clock of the sleep control logic, one of an always-on clock and a word clock.

A method performed by a wireless device (131). The wireless device (111) operates in a wireless communications network (100). The device monitors (504), in sleep mode, using a first receiver, which is a WUR, whether a first radio signal is received. The signal indicates the device is in coverage of a node (101). The monitoring (504) is performed with the proviso the device has obtained information to send. The device also sends (508) the information based on whether it receives the signal. If the device receives the signal, the signal wakes-up a second receiver, sends the information using the second receiver, goes back to sleep, and c) refrains from monitoring (504) with the proviso the device lacks further information to be sent. If the device fails to receive the signal, it stores the information and b) stays in sleep mode, until it sends the information, using the second receiver, when the wireless device (131) receives the signal.

The invention discloses a control method of a vehicle-mounted oxygenerator, a vehicle and a computer storage medium, and relates to the technical field of vehicle control, which comprises the steps of identifying whether the vehicle is in a sleep mode or not, detecting whether vehicle doors and windows are closed or not, detecting whether the vehicle idles or not, and detecting whether an air conditioner is closed or not. According to the method, whether an oxygen deficit risk exists in a vehicle is judged by detecting the oxygen deficit risk condition, after the oxygen deficit risk condition is detected, the power supply connection state and the working state of a vehicle-mounted oxygen generator are further monitored, a corresponding working strategy is executed according to the working state to control the oxygen generator to work, and comprehensive judgment and control are conducted based on the overall state of the vehicle. The vehicle-mounted oxygen generator can be started or stopped at a proper time, the linkage flexibility and practicability of the vehicle and the vehicle-mounted oxygen generator are improved, and oxygen supply and safety are better guaranteed when a user sleeps in the vehicle.

The invention discloses a sleep control method for an intelligent air conditioner, a medium, equipment and the intelligent air conditioner, and relates to the technical field of air conditioners. The method comprises the following steps: acquiring indoor environment temperature detected by a temperature sensor, indoor environment brightness detected by a photosensitive sensor, an indoor personnel detection result of a radar and an indoor sound data acquisition result of a voice sensor; when the intelligent air conditioner is not in the sleep mode, whether the intelligent air conditioner is controlled to enter the sleep mode or not is judged according to at least one of the indoor environment brightness and the indoor sound data collection result; and when the intelligent air conditioner is in the sleep mode, sleep control is conducted on the intelligent air conditioner according to at least one of the indoor environment temperature, the indoor environment brightness, the indoor person detection result and the indoor sound data collection result. Therefore, sleep control over the intelligent air conditioner can be achieved.

The invention discloses an intelligent sleep monitoring and air conditioner linkage control method and system based on a radar and a photosensitive device, a terminal product and a storage medium. The method comprises the steps that a voltage value is obtained and converted into an illumination value; when the illumination value is larger than a preset illumination threshold value, the air conditioner is in a bright state, whether a person exists in a target detection area or not is detected through a millimeter-wave radar module, if yes, whether the human body is in a micro-motion state or a static state or not is monitored and maintained for a first preset time or longer, and if yes, the air conditioner is controlled to start a sleep mode; and when the illuminance value is not larger than the preset illuminance threshold value, the air conditioner is in a dark state, whether a person exists in the target detection area is detected, if yes, whether the human body is in a micro-motion state or a static state is monitored and maintained for a second preset time or longer, and if yes, the air conditioner is controlled to start a sleep mode. By controlling the different operation modes of the air conditioner in a linkage mode, the purposes of intelligently adjusting the air conditioner and saving energy are achieved, and meanwhile the sleep quality of a user is improved.

A method for estimating a remaining battery life of a non-rechargeable battery of an Internet of Things (IoT) device. The method includes determining an amount of battery capacity used by the IoT device while the IoT device was operating in an active mode, an amount of battery capacity used by the IoT device while the IoT device was operating in a sleep mode, and an amount of self-discharge of the non-rechargeable battery while the IoT was deployed based on temperatures of environments in which the IoT device was located. The method further includes determining an estimated remaining battery life of the non-rechargeable battery based on an initial capacity of the non-rechargeable battery, the amounts of battery capacity used by the IoT device while the IoT device was operating in the active mode and the sleep mode, and the amount of self-discharge of the non-rechargeable battery while the IT was deployed.

The present disclosure relates to a wake-up function included in a battery management system (BMS) and a BMS wake-up method using the same. The BMS includes a micro-controller unit (MCU) configured to manage a battery, and a protection circuit configured to monitor the battery. When the protection circuit detects an abnormality in the battery while the BMS is in one of a shutdown mode and a sleep mode, the protection circuit outputs a wake-up signal to the BMS.

Apparatuses, systems, and methods for configuring different base station sleep modes / states, including triggering UE adaptation to the different base station sleep mode / states, e.g., in 5G NR systems and beyond. A UE may receive, from a base station, configurations for one or more base station sleep modes, e.g., on a per logical channel (LCH) basis, a per medium access control (MAC) entity configuration basis, a per configured grant (CG) configuration basis, and / or a per downlink (DL) semi-persistent scheduling (SPS) configuration basis. The UE determine, based on the one or more base station sleep modes, a base station sleep mode and determine an uplink transmission adaptation based on the determine base station sleep mode.

The invention discloses a PCIe-based CPU, NPU and GPU interconnection cluster management method, and belongs to the technical field of interconnection cluster management. According to the method, an interconnection link is established through a PCIe switch, and bandwidth is dynamically allocated by means of the link to adapt to task requirements; multi-priority data transmission is supported, and bandwidth resources are distributed in order according to priorities; a multi-element operation mode is configured in advance, and physical and virtual computing power resources are distributed according to needs; and an equipment state monitoring mechanism is established, idle equipment enters a sleep mode, and meanwhile, all transmission links are combed and an optimal path is selected. According to the method, fine scheduling of cluster resources is realized, the bandwidth and computing power resource utilization rate is improved, the adaptation capability to different tasks is enhanced, the orderliness and stability of data transmission are guaranteed, the cluster operation energy consumption is reduced, and efficient and stable operation of the interconnected cluster is facilitated.

The invention discloses a low-power-consumption sleep control method and system for a vehicle-mounted TBOX, and the method comprises the steps: carrying out the polling of an ACC state, uploading a vehicle state according to the voltage of a storage battery and the voltage of a standby battery, configuring the timing wake-up time of an external RTC, and controlling the sleep mode of the TBOX and the power consumption state of an MCU when the ACC state is detected to be changed from an ignition state ON to a flameout state OFF; and after the timing wake-up time of the external RTC, TBOX wake-up control is carried out, and the timing wake-up time of the external RTC is configured and the sleep mode of the TBOX and the power consumption state of the MCU are controlled again according to the ACC state, the storage battery voltage, the standby battery voltage, the uploaded vehicle state and the timing wake-up time of the external RTC. Different sleep modes can be switched according to the voltage state of the storage battery, and synchronous guarantee of the remote control requirement of a user and the voltage protection of the storage battery is achieved.

Implementations of systems and methods for coordinating the sleep mode of a vehicle processor and coprocessor. The systems and methods may include determining whether each of a plurality of subsystems is in an operational state that permits entering the sleep state, transmitting, from the processor to the coprocessor, a trigger message, and switching the plurality of subsystems into the sleep state. The systems and methods may identify by the coprocessor whether each of the plurality of subsystems has switched to the sleep state, start a first timer with a predetermined time period, and switch the processor and coprocessor to the sleep state within the predetermined time period in response to identifying whether each of the plurality of subsystems has switched to the sleep state.

The invention discloses a CAN bus activity detection and wake-up circuit and method, and belongs to the technical field of CAN bus communication, the CAN bus activity detection and wake-up circuit comprises a CAN bus interface circuit, a signal detection and processing circuit and a controller, the input end of the CAN bus interface circuit is connected with a CAN bus; the signal detecting and processing circuit comprises a voltage comparator, the non-inverting input end and the inverting input end of the voltage comparator respectively receive a CANH signal and a CANL signal which are electrically isolated by the CAN bus interface circuit, and the output end of the voltage comparator is connected to a wake-up pin of the controller; the controller is used for monitoring the level state of the wake-up pin, and when the level of the wake-up pin is in an effective state, the electronic equipment is controlled to be switched from the sleep mode to the normal working mode. By introducing an electrical isolation and voltage difference detection mechanism, the problem of false wake-up caused by common-mode interference or bus noise in the prior art is solved, and reliable wake-up under low power consumption is realized.

A low battery voltage protection method for a microcontroller system and a microcontroller system using the same are provided. The low battery protection method and the microcontroller system are used to prevent continuous battery drain by setting time thresholds and a count threshold. In an embodiment, when a low-voltage power-on reset voltage is not exceeded within a first preset time, the microcontroller system is forced to enter a sleep mode to prevent power consumption by an analog block. In another embodiment, when the low-voltage power-on reset voltage is exceeded, but a reset count of the microcontroller system exceeds a preset value within a second preset time, the microcontroller system is also forced to enter the sleep mode to prevent a digital block from continuously loading data, which could lead to battery failure.

According to the heterogeneous memory management system and method oriented to the sparse hybrid expert model, the medium, the program product and the terminal provided by the invention, the interference of cold data on hot data access delay is eliminated by constructing a double-Bank physical isolation architecture in the physical heterogeneous storage module, so that the bandwidth contention of the cold and hot data is avoided; the cold storage unit adopts a low-power-consumption memory and supports a sleep mode, so that near-zero-power-consumption storage of cold data is realized; in the semantic prefetching unit, the prefetching hit rate is increased to 89% by adopting a cosine similarity matching method, so that a dynamic data migration mechanism with a high hit rate is constructed; and the gating collaborative migration engine triggers data migration, and the calculation continuity of the calculation module is guaranteed through DMA control.

A memory device, can include: a control circuit configured to operate the memory device in one of an active mode, a standby mode, and a sleep mode, where the memory device is configured to receive a command from a host device when in the standby mode; a voltage regulator having an output that provides a supply voltage for accessing contents of memory cells in the memory device, where the voltage regulator is off during the sleep mode and the standby mode, and the voltage regulator is on during the active mode; and a storage element configured to maintain the supply voltage to allow the voltage regulator to be turned off during the standby mode, and at least until the voltage regulator turns on in the active mode and supports the supply voltage.

The invention relates to the technical field of Internet of Things, in particular to an Internet of Things equipment low-power-consumption communication optimization method and system based on dynamic adaptive scheduling, electronic equipment and a storage medium, and the method comprises the following steps: an equipment layer circularly collects environment data, and generates an original data set; the device layer calculates the variance of the environmental data in the original data set according to the sliding window, and compares the variance with a fluctuation threshold to adjust a device mode; in the active mode, reporting a time interval of data; in the sleep mode, the time interval of data reporting is prolonged; the gateway forwards the compressed data packet and the network load state, and broadcasts the network load state to an equipment layer; and the cloud end optimizes the dynamic parameters through the prediction model, broadcasts the optimized dynamic parameters to the device layer through the gateway, and adjusts the data reporting delay of the device layer in different modes. According to the invention, through combination of a dual-mode communication mechanism and a dynamic adjustment strategy, equipment energy consumption can be reduced, and network throughput can be improved.

The invention relates to the technical field of intelligent door locks, and particularly discloses a low-cost and low-delay intelligent door lock device based on an ultra-wideband transceiver, which comprises the ultra-wideband transceiver connected with two antennas facing the inside and the outside of a door respectively and used for distinguishing whether a paired intelligent key is inside or outside the door, the two antennas are respectively defined as an inner antenna and an outer antenna; the communication module is provided with a Bluetooth transceiver and an ultra-wideband transceiver at the same time, an additional antenna is used for Bluetooth communication, and the inner antenna and the outer antenna are used for ultra-wideband communication; the ultra-wideband transceiver is in a low-power-consumption sleep mode when no user approaches, and is awakened after being in communication handshake with a key through Bluetooth when a user appears or approaches. The double-antenna switching is realized in the same data frame, so that the delay caused by switching different antennas by using a plurality of data frames is avoided, the requirement that the delay from the time when a user reaches an effective range to the time when the unlocking is completed is less than 500ms can be met, and the non-sensitive experience of the user is improved.