Abstract: A full voltage sampling circuit includes a main sampling circuit, an assist sampling circuit and a processing circuit. The main sampling circuit receives first and second input voltages, and outputs a first sampling signal according to the first and second input voltages. The first sampling signal represents a differential voltage which indicates a difference between the first input voltage and the second input voltage. The assist sampling circuit receives the first and second input voltages, and outputs a second sampling signal according to the first and second input voltages. The second sampling signal represents the differential voltage. The processing circuit is coupled to the main sampling circuit and the assist sampling circuit, and selects a larger one of currents or voltages of the first and second sampling signals as a sampling result to be outputted.

Abstract: Apparatuses, methods, systems, and program products are disclosed for technology management on a hardware component of a device at the time of assembly. An apparatus has a processor and memory storage that stores code executable by the processor. The processor obtains a feature of the hardware component to be removed from the hardware component and operates a virtual fuse that removes a data region associated with the hardware component and permanently removes access to the feature on the hardware component. In response to operating the virtual fuse to remove access to the feature, the processor may indicate the status of the feature on the hardware component.

Abstract: The described technology is generally directed towards a system and method to distribute available power to devices in a group. A group of devices, such as a rack of servers in a data center, can have a group power consumption limit, such as the limit of a power distribution unit that supplies power to the group. The group of devices can each report their individual power consumption to a manager, and the manager can combine the individual power consumptions. The manager can compare the combined power consumption of the group to the group power consumption limit to determine a power headroom. The manager can determine power consumption limits for the devices of the group based on the power headroom, the individual power consumptions, and device priority information.

Abstract: A method and system for controlling a full-duplex communication system to operate as a time domain duplexing system with dynamic bandwidth allocation. One method includes detecting a change in conditions which necessitates an updated transmit time allocation and generating a LLDP advertisement which reflects the updated transmit time allocation. The initiating port transmits the LLDP advertisement to a link partner to notify the link partner of the updated transmit time allocation and in response, the initiating port receives a link partner LLDP advertisement from the link partner. The updated transmit time allocation is provided to a TCI client and the TCI client updates the reconciliation sublayer with updated transmit time allocation. Then implementing, using the reconciliation sublayer, transmit time allocations for a PHY layer and a MAC layer. Transmitting the data with the PHY layer occurs over a channel during transmit time allocations as defined by the reconciliation sublayer.

Abstract: A PWM lighting bridge manages hardware PWM compensation components. One or more PWM outputs are driven based upon a master PWM input signal. The master PWM input signal is processed through a mapping function to produce a desired output signal(s) on the one or more PWM outputs. The mapping function comprises a set of compensation bins having a maxim input duty cycle, a minimum input duty cycle and an output duty cycle. The mapping process selects a bin based on determining whether the input duty cycle is within the minimum and maximum duty cycle ranges of the bins and then uses the specified output duty cycle for the one or more PWM outputs. The PWM lighting bridge provides configuration and runtime management of the hardware PWM compensation components. Read/write access to the PWM compensation bins provides customizable configurations of the input and output PWM characteristics.

Abstract: A non-transitory computer-readable recording medium stores a program executable by an information processing apparatus configured to communicate with a device including a first element and a second element, the second element being configured to receive power from a power source, and the first element being configured to receive the power from the power source via the second element. The program includes instructions that when executed by a processor of the information processing apparatus cause the information processing apparatus to control the second element such that the second element is maintained in a power state in which the second element supplies the power to the first element.

Abstract: A key reuse circuit is provided, a key component is used to generate a DC voltage and a startup-trigger-signal according to a user input, the switch circuit generates a key trigger signal according to the DC voltage, the control circuit reverses a level of an enable-regulation-signal when a time duration of the key trigger signal is longer than or equal to a preset time duration, or determines a key value of the key component when the time duration of the key trigger signal is shorter than the preset time duration, the power on/off regulation circuit generates a voltage-conversion-enable-signal according to the startup-trigger-signal and an enable-regulation-signal having a first level, the buck circuit generates a first voltage according to the power voltage and the voltage-conversion-enable-signal and stops generating the first voltage when the voltage-conversion-enable-signal is terminated, so that reuse of a general key in the key matrix is realized.

Abstract: An electronic device includes an accelerated processing unit (APU) and multiple elements. The APU performs operations for a platform boost and throttle (PBT) controller. For the operations, the APU receives a platform electrical power limit, the platform electrical power limit being a limit on a total electrical power allowed to be consumed by a group of the elements at a given time. The APU then determines a present platform electrical power consumption. The APU next adjusts one or more operating parameters for specified elements from among the group of elements to control electrical power consumption by the specified elements based on a relationship between the present platform electrical power consumption and the platform electrical power limit.

Abstract: An electronic device is provided. The electronic device includes a first communication circuit, a second communication circuit supporting a wireless protocol different from the first communication circuit, a display, a processor operatively connected to the first communication circuit, the second communication circuit, and the display, and a memory. The processor is configured to identify at least one external electronic device by using the first communication circuit, transmit, to a first external electronic device, a state change request for causing the first external electronic device to transition to a first state if state change information indicating that the first external electronic device has transitioned from the first state to a second state is received before transmitting data to the first external electronic device.

Abstract: An example computing system may include computer module bays, a power subsystem to supply power to computer modules installed in the computer module bays, and a system controller. The power subsystem may also implement overcurrent protection (OCP) based on an OCP threshold parameter. The system controller may include dynamic OCP adjustment logic that repeatedly updates the OCP threshold parameter during normal operation of the computing system. The dynamic OCP adjustment logic may update the OCP threshold parameter by determining a power requirement of the computing system based on a current configuration of the computing system, determining a new OCP threshold based on the power requirement, and instructing the power subsystem to change a value of the OCP threshold parameter to a new value based on the new OCP threshold.

Abstract: The invention relates to a power distribution system (1), especially a Power-over-Ethernet system, comprising at least one dominant sensor, which may be located within a powered device (4) like a lighting device, and at least one non-dominant sensor, which may be located within another powered device (4), wherein the power distribution system is adapted such that in a system low power mode the at least one dominant sensor (6) consumes power provided by a power providing unit (3) and the at least one non-dominant sensor (6) does not consume the provided power and that the power distribution system (1) switches from the system low power mode to a system high power mode, if the at least one dominant sensor (6) has sensed an event. Since in the system low power mode the at least one non-dominant sensor does not consume power, the power consumption can be reduced.

Abstract: Systems and methods for maintaining knowledge of a network address (e.g., a MAC address) for a playback device while changing power states are disclosed. In one embodiment, a method for maintaining knowledge of the network identity of a playback device while changing power states includes determining that a playback device is entering a sleep state, sending state information from the playback device to a central data repository over a network responsive to the determination that the playback device is entering sleep state, where state information includes a MAC address, receiving the state information about the playback device at a waking device from the central data repository, waking the playback device periodically at predetermined time intervals while in sleep state to listen for messages addressed to the MAC address, and receiving a wake-up message at the playback device from the waking device and responding by changing from sleep to active state.

Abstract: A data processing apparatus includes a plurality of power domains controlled by respective power control signals PCS. Power control circuitry includes mapping circuitry which maps a plurality of power status signals PSS indicative of the power status of respective power domains, and received from those power domains, to form the power control signals which are then supplied power domains. The mapping circuitry may be controlled by mapping parameters stored within a memory mapped array. The mapping parameters may specify that a given power control signal is either sensitive or insensitive to the power status of a particular other power domain within the data processing apparatus-2. The mapping parameters may be fixed or software programmable.

Abstract: Apparatuses, methods, systems, and program products are disclosed for modifying the enabled features of a hardware component at the time of use. An apparatus includes a processor and memory that stores code executable by the processor. The code is executable by the processor to obtain a feature of the hardware component that is not enabled and generates an encrypted code associated with the feature of the hardware component to be enabled. The apparatus processes a payment for the cost of enabling the hardware component and enables the feature of the hardware component in response to the association of the payment processed with the encrypted code for the feature of the hardware component.

Abstract: An interface circuit in a device, e.g., an access point, may perform link adaptation. During operation, the interface circuit may provide a wake-up frame, e.g., a LP-WUR packet, associated with a channel in a band of frequencies, where the wake-up frame is intended for a wake-up radio in a recipient device. Then, the interface circuit may receive, from the recipient device, feedback information associated with a second channel in a second band of frequencies, where the feedback information is associated with a main radio in the recipient device. Based at least in part on the feedback information, the interface circuit may estimate one or more communication metrics associated with the channel in the band of frequencies. Moreover, based at least in part on the one or more communication metrics, the interface circuit may determine a data rate for use in communication via the channel in the band of frequencies.

Abstract: A method for remote monitoring includes (1) generating first sensor data from a first sensor at a first network node of a communications network and (2) sending the first sensor data from the first sensor to a second network node that is remote from the first network node, via the communications network. The first network node is powered from an electrical power grid that is separate from the communications network. The first sensor data may be raw sensor data and/or lossless sensor data.

Abstract: A printer includes: a first connector to be used to input electric power supplied from an outside; a second connector to which a communication terminal is to be connected, and which is to be used to output at least a part of the electric power to the connected communication terminal; a printing control unit configured to control operation of a printing unit configured to perform printing on recording paper; and an adjustment unit configured to adjust a maximum amount of the electric power to be output from the second connector, of the electric power supplied from the outside, to a first amount of power when the printing unit is not under a printing operation, and adjust the maximum amount of the electric power to be output from the second connector to a second amount of power when the printing unit is under the printing operation, the second amount of power being smaller than the first amount of power.

Abstract: Techniques for employing a decentralized sleep management service are described herein. In some instances, each computing device of a group of computing devices periodically shares information about itself with each other computing device of the group. With this information, each computing device within the group that is awake and capable of managing other devices selects a subset of devices to probe. The devices then probe this subset to determine whether the probed devices are asleep. In response to identifying a sleeping device, the probing device takes over management of the sleeping device. Managing the sleeping device involves informing other devices of the group that the sleeping device is being managed, in addition to monitoring requests for services on the sleeping device. In response to receiving a valid request for a service hosted by the sleeping device, the managing device awakens the sleeping device and ceases managing the now-woken device.

Abstract: A wireless transmit/receive unit (WTRU) may include one or more antennas and a first transceiver operatively coupled to the antennas. The one or more antennas and the first transceiver may be configured to receive a first signal from a network using zero energy from the WTRU. The one or more antennas and the first transceiver may be further configured to extract energy from the first signal. The first transceiver may be further configured to examine a separation between energy threshold events to decode an energy signature of the first signal. The first transceiver may be further configured to activate a second transceiver operatively coupled to the one or more antennas if the decoded energy signature matches a stored energy signature, wherein the second transceiver is powered by the WTRU. The one or more antennas and the second transceiver may be configured to receive a second signal from the network.

Abstract: A power-governing method is for a USB docking station. The USB docking station includes a connector, ports, output-monitoring circuits, and a control circuit. The connector connects to a master device and has a power supply channel. The ports connect to power-receiving devices. The output-monitoring circuits correspond to the ports. The output-monitoring circuits selectively connect the power supply channel to the corresponding ports. Each the output-monitoring circuit has an upper limit power value. Each the output-monitoring circuit obtains a current output power of the corresponding port. The output-monitoring circuit disconnects the connection between the corresponding port and the power supply channel when the current output power is greater than its upper limit power value. The control circuit has rated power values corresponding to the ports. The control circuit sets upper limit power values according to the rated power values, current output powers, and a power supply option of the master device.

Abstract: A system and method for supplying uninterruptible power includes a housing, a power supply input connected to a solar panel as a power supply, a main network input, a powered device output, an alternative power supply as a plurality of batteries, and a control module. The power supply input includes a controller and power distribution unit to manage the solar panel. The main network input and control module are also modified to include an adapter, a power management processor, and a network management processor. There can be a panel irradiance sensor on the solar panel and connected to the power management processor. The system can be located at a remote location with only the solar panel connected to the power supply input.

Abstract: Techniques for detecting interactions with a utility meter. In an example, a method transitions from a locked user input state into an unlocked user input state. While in the unlocked user input state, the method performs operations, including displaying, on a display of the utility meter, a menu that includes objects. The operations further include receiving, from an accelerometer, an acceleration measurement that represents three-dimensional movement. The operations further include comparing the acceleration measurement to an expected user input. The expected user input is associated with an interaction with a selected surface of the utility meter and is based on the displayed menu. The operations can further include when the acceleration measurement corresponds to the expected user input, updating the displayed menu to indicate a user selection of a selected object on the displayed menu and updating the display by navigating the menu to indicate the selected object.

Abstract: A vehicle and a method for controlling the same are disclosed. The vehicle may include a plurality of charging ports electrically coupled to a first connector and a second connector, each of the first and second connectors configured to receive power from at least one charger; and a controller configured to receive a charging start command and, upon receiving the charging start command, to control operation of the vehicle to be sequentially paired with the first connector and the second connector when the first connector and the second connector are electrically coupled to the plurality of charging ports.

Abstract: A display apparatus and an operation method thereof are provided. The display apparatus includes: a volatile memory; a nonvolatile memory; and a processor configured to: determine stability of a system for the display apparatus; when a power-off input for the display apparatus is received, if the system is determined to be stable, enter a power-saving mode while maintaining power supply to the volatile memory in which execution data regarding an application currently being executed is stored; and if the system is determined to be unstable, perform power-off processing after storing execution status information of at least one application being executed in the nonvolatile memory, perform booting to execute the application by using application execution status information stored in the nonvolatile memory, and store the execution data regarding the executed application in the volatile memory and then enter the power saving mode while maintaining the power supply to the volatile memory.

Abstract: A system may include a cooling subsystem comprising at least one air mover configured to generate a cooling airflow in the system and a thermal manager communicatively coupled to the cooling subsystem for control of the cooling subsystem and configured to determine an acoustic limit associated with the cooling subsystem, correlate the acoustic limit to an acoustic-based air mover speed limit for the at least one air mover, and control the cooling subsystem to maintain an air mover speed of the at least one air mover below the acoustic-based air mover speed limit.

Abstract: An information handling system includes an embedded controller that subsequent to a determination that a power button is activated, may determine a sequence of unplugging a connector from a port within a time threshold and subsequently plugging the connector from the port within another time threshold. The embedded controller may determine a hotkey associated with the sequence of unplugging the connector from the port and subsequently plugging the connector to the port, and execute a function based on the hotkey.

Abstract: Systems and methods for detecting an open condition in a master-slave configuration are described. In an example, a controller can be integrated in a slave device of a master-slave configuration. The controller can be configured to activate a current source to supply a current to a pin of the slave device. The controller can be further configured to compare a voltage measured at the pin of the slave device with a reference voltage. The controller can be further configured to, based on the comparison, determine a presence or an absence of an open condition associated with the pin of the slave device. The controller can be further configured to output a signal representing the determination of the presence or the absence of the open condition to a master device.

Abstract: A Power over Data Lines (PoDL) system includes a Powered Device (PD) logic circuit for conveying classification information to Power Sourcing Equipment (PSE), during a classification phase, via a wire pair. The logic circuit controls a shunting switch for selectively shunting the wires together for communication with the PSE during the classification phase. A holdup capacitor supplies power to the logic circuit during the classification phase. The logic circuit controls a full-bridge rectifier to ensure the capacitor is charged with a proper polarity voltage and to ensure a proper polarity voltage is supplied to a PD load. The PD has a controller for controlling the rectifier to cause a current path between terminals of the capacitor, via the shunting switch, when the shunting switch is to be turned on.

Abstract: An Uninterruptible Power System (UPS) powered by Power over Ethernet (PoE) is equipped with a power sourcing equipment (PSE) supplying a direct current (DC) voltage to a powered device (PD) through Ethernet cables, and an Ethernet switch which includes a packet switching controller including a central processing unit (CPU) controlling the ON/OFF states of at least one pair of DC voltage output and the onset of an initialization process of the PSE; the Ethernet switch further includes a non-volatile memory storing a firmware which provides a reboot process of the CPU such that when the UPS powered by PoE is undergoing the reboot process, the PSE can continue to supply the DC voltage. A first parameter PersistentPoE and a second parameter PPoE_flag are used for setting the ON/OFF states of DC voltage output of PoE.

Abstract: In accordance with a first aspect of the present disclosure, a transponder is provided, comprising: a field strength range determination unit configured to determine a field strength range of a radio frequency (RF) field generated by an external reader device; a controller configured to delay processing of a command by the transponder in dependence on the field strength range determined by the field strength range determination unit. In accordance with further aspects of the present disclosure, a corresponding method of operating a transponder is conceived, and a corresponding computer program is provided.

Abstract: An error handling method for a transmission interface connecting between a first device and a second device for performing data transmission between the first device and the second device, wherein a connection type between the transmission interface and the first device is a direct interface (DI) and the connection type between the transmission interface and the second device is an indirect interface (II), and the error handling method comprises: when an error is detected at the direct interface, reporting an error event to a host of the first device; when an error is detected at the indirect interface, attempting to handle the error without letting the host discover it; and when the error detected at the indirect interface is determined as unable to be solved, reporting another error event to the host.

Abstract: Disclosed is a method for a USB power receiving device selecting a power supply option. The method is performed by the USB power receiving device and includes: receiving N power data object(s) (PDO(s)) from a USB power supplying device, in which the N is a positive integer; checking whether at least one of M PDO(s) of the USB power receiving device matches at least one of the N PDO(s) according to a selection rule including a voltage requirement and a current-related requirement and accordingly generating a request data object (RDO), in which the M is a positive integer; and transmitting the RDO to the USB power supplying device to request the USB power supplying device to supply power to the USB power receiving device according to the RDO.

Abstract: A method for communication in a wireless LAN system according to an embodiment includes: receiving, by a first wireless terminal including a main radio module and a WUR module for receiving a wake-up packet modulated based on OOK scheme, the wake-up packet from a second wireless terminal based on the WUR module, wherein the wake-up packet includes first information indicating that a broadcast scheme is applied to the wake-up packet and second information for indicating the presence of a group addressed frame buffered by the second wireless terminal; and controlling, by the first wireless terminal, the main radio module such that the main radio module remains in a doze state until a predetermined wake-up time after reception of the wake-up packet.

Abstract: A provisioning system autonomously and asynchronously brings up data center racks. In an embodiment, the provisioning system determines presence of a first and second device connected to a network. The provisioning system generates a first and second thread for validation of the first and second devices, respectively. Responsive to determining by the first thread that the first device is not validated, the provisioning system notifies a detection system that the validation of the first device has not passed. Responsive to determining by the second thread that the second device is validated, the provisioning system provisions the second device for integration with one or more provisioned devices on the network.

Abstract: Systems, methods, and other embodiments associated with wake-on-frame mechanisms are described. According to one embodiment, an apparatus includes a central processing unit (CPU) that performs routing related processing on packets prior to sending the packets to one or more destination devices and a switch configured to send packets to the CPU. The switch is configured to, in response to receiving a new packet for the CPU, determine whether a wake-on-frame mechanism is enabled. When the wake-on-frame mechanism is enabled, the switch causes an interrupt signal to be sent to the CPU, such that receiving the interrupt signal will cause the CPU to wake up. When the wake-on-frame mechanism is disabled, the switch sends the packet to the CPU.

Abstract: Novel tools and techniques might provide for implementing interconnection gateway and/or hub functionalities between two or more network functions virtualization (“NFV”) entities that are located in different networks. In some embodiments, a NFV interconnection gateway (“NFVIG”) might receive a set of network interconnection information from each of two or more sets of NFV entities, each set of NFV entities being located within a network separate from the networks in which the other sets of NFV entities are located. The NFVIG might be located in one of these networks. The NFVIG might abstract each set of network interconnection information, and might establish one or more links between the two or more sets of NFV entities, based at least in part on the abstracted sets of network interconnection information. The NFVIG might provide access to one or more virtualized network functions (“VNFs”) via the one or more links.

Abstract: An electronic device according to various embodiments of the present invention comprises: a first port and a second port; a system; a battery; a first charging circuit electrically connected to the first port, the system, and the battery; and a second charging circuit electrically connected to the second port, the system, the battery, and the first charging circuit. Accordingly, the electronic device can be supplied with electricity from a plurality of electric supplies through circuits which are realized in a simple manner.

Abstract: Described examples include USB port controllers with a control circuit configured to switch from a normal first power mode to a second power mode for reduced power consumption in response a command from a port manager circuit, and to switch from the second power mode to the first power mode in response to detected activity on a communications connection, or a detected connection of a USB device to a USB port connector. After switching back to the first power mode in response to detected communications activity, the control circuit automatically switches operation of the USB port controller back to the second power mode unless a communications transaction addressed to the USB port controller is received within a non-zero certain time after switching from the second power mode to the first power mode.

Abstract: A memory device includes a memory array and a frequency-to-voltage converter. The memory array includes a plurality of memory cells arranged in rows and columns, and gates of the memory cells in the same row are coupled to each other and connected to a word line. The frequency-to-voltage converter coupled between the word line and a clock signal source outside the memory device receives a clock signal, and correspondingly outputs different voltages to the word line in accordance with the frequency of the clock signal.

Abstract: A method of downloading video contents from a content server to a client through a base station of a wireless communication network is provided. Each video content includes a sequence of encoded video frames. The method includes having the content server send a video content in a sequence of data packets, each data packet including data corresponding to at least one portion of an encoded video frame, and having a proxy server at the base station classify each data packet according to the type of video frame it correspond to. The method also includes having a scheduler at the base station assign radio resources for the transmission of the data packets to the client based on the classification carried out by the proxy server, and transmitting the data packets to the client by exploiting the radio resource assignment carried out by the scheduler.

Abstract: In embodiments, at least one computer-readable medium (CRM) includes a plurality of instructions to cause a computing device, in response to execution of the instructions, to operate a power manager to: receive a request from a first operating system (OS) of a virtualized execution environment (VEE) of the computing device to suspend a first input/output (I/O) device of the computing device. The computing device has a plurality of I/O ports for receiving a plurality of I/O devices including the first I/O device. The plurality of I/O ports are virtualized for a plurality of OSes of the VEE, including the first OS. In response to the receipt, the power manager conditionally suspends the first I/O device if no other guest OS of the VEE is using the first I/O device. Other embodiments are also described and claimed.

Abstract: Novel tools and techniques for an IoT shell are provided. A system includes a plurality of IoT resources including one or more sensors, a data lake comprising a collection of data streams from the one or more sensors, and an IoT device in communication with the plurality of IoT resources and coupled to the one or more sensors. The IoT device may configured to provide an IoT shell interfacing with a system kernel, the IoT shell configured to accept a set of one or more shell commands. The IoT device may further be configured to receive one or more shell commands, and determine at least one of an argument of the shell command, and an attribute of the argument. The IoT device may then perform a shell command of the one or more shell commands on one or more of the plurality of IoT resources.

Abstract: An information handling system includes a processor with an Improved Inter-Integrated Circuit (I3C) master interface, a first device with a first I3C slave interface, and a second device with a second I3C slave interface. The first I3C slave interface provides first In-Band Interrupts (IBIs) to the I3C master interface and has a first I3C address. The second I3C interface provides second IBIs to the I3C master interface and has a second I3C address. The second I3C address is higher than the first I3C address. The processor receives the first IBI, determines that the second IBIs are masked by the first Mb due to the second I3C address being higher than the first I3C address, and assigns a third I3C address to one of the first I3C slave interface and the second I3C slave interface in response to determining that the second IBIs are masked by the first IBIs.

Abstract: Systems and techniques for mission critical (MC) push notification mechanism in a high-reliability (HR) information centric network (ICN) are described herein. For example, a node may test network links to other nodes to classify the other nodes into proximate nodes and non-proximate nodes based on a reception metric. The node may then elect a set of leader nodes from the proximate nodes. Here, the set of leader nodes are selected based on link quality between respective leader nodes and non-proximate nodes. The node may detect an MC event and create an ICN data packet that contains data from the MC event. The node may then transmit the ICN data packet to the set of leader nodes that then relay the ICN data packet to the non-proximate nodes.

Abstract: Power management in a computing device. A driver is registered with an operating system (OS) executing on the computing device to receive information about a position of a user interface control. If the user interface control is moved, the driver receives a notification of the user interface control position and determines a power management intervention based on the position. The driver transmits the power management intervention to power control circuitry which sets a power setting of the computing device based on the intervention.

Abstract: An information handling system includes a voltage regulator, a device, and a controller. The voltage regulator provides an output voltage to power on the device. The controller includes a voltage enable sense line. The controller provides a signal to enable the voltage regulator on the voltage enable sense line at a first voltage associated with a first state. The controller also monitors a voltage level on the voltage enable sense line, and determines whether the voltage level of the voltage enable sense line has changed to a second voltage level associated with a second state. In response to the voltage level on the voltage enable sense line changing to the second voltage level, the controller detects that the output voltage is fully turned on and provided to the device.

Abstract: The disclosure discloses a method and device for controlling backlight of a screen of a display device, and a display device. The method includes: generating backlight control information and caching the backlight control information, by a main controller, in response to an instruction for awakening the display device; starting, by the main controller, a backlight controller, to initialize the backlight controller; and outputting, by the main controller, the backlight control information to the backlight controller, in response to completion of initialization of the backlight controller, to cause the backlight controller to control the backlight of the screen of the display device according to the backlight control information.

Abstract: An over-temperature protection circuit applied in a motherboard platform includes a first processor, a second processor, and a peripheral circuit. The first processor includes first temperature detection unit, the second processor includes second temperature detection unit. The over-temperature protection circuit includes third temperature detection unit and digital processing unit. The first processor can determine that the motherboard platform is in an over-temperature state through the first temperature detection unit, the second processor can determine that the motherboard platform is in the over-temperature state through the second temperature detection unit, and the digital processing unit can determine that the motherboard platform is in the over-temperature state through the third temperature detection unit. When an over-temperature state is determined by any such means, the first processor controls the motherboard platform to enter a sleep mode.

Abstract: A memory system includes a first memory chip, and a controller that includes a first circuit, a second circuit, and a third circuit. The third circuit is configured to manage a first differential power consumption value that is a difference between first and second power consumption values. The first power consumption value is on first power that the first memory chip consumes while executing a first operation. The second power consumption value is on second power that the first memory chip consumes when suspending the first operation. The third circuit is configured to determine whether causing the first memory chip to suspend the first operation to execute a second operation is possible based on the first differential power consumption value.

Abstract: The present application discloses a charging method, a terminal, and a charging adapter. The terminal includes: a USB port, and a processor and a logical circuit respectively coupled to the USB port, where the logical circuit supports a target fast charging protocol, the processor is connected to the logical circuit, the USB port is configured to connect to a charging adapter, and the target fast charging protocol is a fast charging protocol supporting a capability of continuous communication between the terminal and the charging adapter.