Abstract: Examples of communication of clocking apparatuses with computing devices are described. In an example implementation, a docking device and a computing device communicate through a Universal Serial Bus (USB) port of a USB hub of the docking device in USB Alternate Mode based on USB protocol-based messages.

Abstract: A non-transitory computer-readable recording medium has stored therein a program that causes a computer to execute a process including: dividing a time from a start to an end of execution of a first job into a plurality of time periods, the time being represented in first power consumption information; calculating a cycle of a time-series variation of power consumption within each time period; generating, for each of the plurality of time periods, a prediction model for predicting power consumption of a predetermined future time; acquiring second power consumption information that is an actual measurement value of power consumption according to an elapsed time from a start of execution of a second job that is being executed; and predicting future power consumption of the second job, using the prediction model generated for a time period including the elapsed time from the start of execution of the second job to a present.

Abstract: A communication method and a communication device based on a parallel system, a terminal and a computer readable storage medium are provided. The parallel system includes a fieldbus and two or more communication nodes connected to the fieldbus in parallel. The communication method includes: acquiring a status parameter of a target communication node; converting the status parameter into a logic level signal; generating an input differential signal based on the logic level signal; sending the input differential signal to the fieldbus and synchronously receiving an output differential signal from the fieldbus, where the output differential signal is generated by the fieldbus by performing a wired-AND operation on input differential signals received from the two or more communication nodes; and acquiring information of the communication nodes connected to the fieldbus based on the output differential signal.

Abstract: Methods and systems for managing power for a Power over Ethernet (PoE) device are disclosed herein. The method may include: configuring a power sourcing equipment (PSE) controller component with an interface keep-on order that indicates a relative priority for providing power to interfaces of the PSE controller component; storing, by a supervisor, keep-on order values and interface identifiers in entries of a PoE power table; transmitting to the supervisor, by the PSE controller component, a first interface power draw value associated with a first interface and a second interface power draw value associated with a second interface; storing, by the supervisor, the interface power draw values entries associated with the respective interfaces; and performing, by the supervisor and in response to a power event, a power management action.

Abstract: A controller of an information processing device receives a packet via the network interface and performs a process corresponding to the received packet when the information processing device operates in the first power mode. The network interface performs a process of transmitting the received packet to the controller when the information processing device operates in the first power mode, and performs a process of discarding the received packet or the process of transmitting the received packet to the controller when the information processing device operates in the second power mode. The network interface has a storage area in which a discarding determination pattern is stored. The controller performs a process of updating a list of the discarding determination pattern to be stored in the network interface based on determination of whether a process on the received packet in the controller is a discarding process.

Abstract: A power consumption management method and a power consumption management device are provided. When a power module of a power supply for a server is faulty, a power consumption management device receives fault information sent by the power supply, and reduces first power consumption, calculated when the power module works normally, of the server by a first value to second power consumption of the server based on the fault information. The first value is not less than a reduced value, calculated when the power module is faulty, of power consumption of the server. In addition, the power consumption management device adjusts the second power consumption of the server based on a power consumption capping value of the server. According to the application, a breakdown of the server is avoided, and the power utilization after the power module is faulty is further improved.

Abstract: A method and apparatus are described including transmitting localization information to a localization server, transitioning into sleep mode, receiving a wake up frame from an access router, transitioning to awake mode, transmitting updated localization information to the localization server and establishing a connection between a network access device and a client device. Also described are a method and apparatus including transmitting a request to connect to a network access device, receiving localization information of the network access device from a localization server and establishing a connection between the network access device and the client device based on the localization information.

Abstract: A method of automatic overclocking of a silicon part or chip, such as a central processing unit (CPU) is disclosed. A range of clock frequencies of both the CPU and a cache of a computer system are tested, with parameters being monitored, safety limits of the computer system being ensured, and benchmark tests being run, before arriving at a CPU and cache frequencies based on a selected benchmark score.

Abstract: A total estimated occupancy value of a first data on a first data block of a plurality of data blocks is determined. To determine the total estimated occupancy value of the first data block, a total block power-on-time (POT) value of the first data block is determined. Then, a scaling factor is applied to the total block POT value to determine the total estimated occupancy value of the first data block. Whether the total estimated occupancy value of the first data block satisfies a threshold criterion is determined. Responsive to determining that the total estimated occupancy value of the first data block satisfies the threshold criterion, data stored at the first data block is relocated to a second data block of the plurality of data blocks.

Abstract: Examples described herein provide improved power down of PoE interfaces. Examples described herein may set a power fault value for each of a plurality of PSUs, and set a power threshold value for each of a plurality of PoE interfaces. Examples described herein may detect a fault that interrupts a flow of power from a subset of the PSUs to at least one of the PoE interfaces, and based on detecting the fault, for each PSU in the subset of the PSUs, add the power fault value for the PSU to a total power fault value. Examples described herein may, for each of the PoE interfaces, determine whether the total power fault value satisfies the power threshold value for the PoE interface, and based on a determination that the total power fault value satisfies the power threshold value for the PoE interface, power down the PoE interface.

Abstract: A method comprises providing power from a battery to an external device using a first circuit; and receiving power from a first power source to provide power to the battery using a second circuit while providing power to the external device.

Abstract: This power supply unit of a control system outputs a notification signal to a calculation unit when a time in which an input voltage becomes smaller than a threshold voltage exceeds a prescribed first measurement time. When detecting that a predetermined second measurement time has elapsed after the notification signal has been received, the calculation unit outputs an instruction signal instructing the execution of a process before a stop in preparation for a prescribed stop of power supply, and executes the process before the stop in place of the current process. Settings of the threshold voltage and the second measurement time are configured to be changeable by means of an external operation.

Abstract: Techniques to control power and processing among a plurality of asymmetric cores. In one embodiment, one or more asymmetric cores are power managed to migrate processes or threads among a plurality of cores according to the performance and power needs of the system.

Abstract: Power sourcing equipment (PSE) and an energy saving method for Power over Ethernet are provided. The PSE includes: a low-power detection component, configured to: detect a power supply port when being connected to the power supply port; and send a first instruction when the power supply port is connected to a valid powered device PD, to instruct a control switch to connect a PSE chip and the power supply port and disconnect the low-power detection component from the power supply port, and instruct a power switch to connect the PSE chip and a power supply; the control switch, configured to: according to the first instruction, connect the PSE chip and the power supply port, and disconnect the low-power detection component from the power supply port; and the power switch, configured to connect the PSE chip to the power supply port according to the first instruction.

Abstract: Systems and methods for charging low power devices are disclosed. One disclosed method for charging accessory comprises coupling a port of the accessory to a first connector of a charging device, coupling a port of a phone to a second connector of the charging device, and transferring power from a battery of the phone to a battery of the accessory via the charging device. The port of the phone is a lightning port. The accessory is an electronic cigarette. The first connector is compatible with the accessory.

Abstract: A technique includes receiving, by a cluster management controller, data representing results of a plurality of performance tests that are conducted on a plurality of processors that are associated with the plurality of computing nodes of a cluster. The technique includes, based on the data representing the results, selecting a lead processor of the plurality of processors; and communicating, by the cluster management controller, with the plurality of computing nodes to regulate core and un-core operating frequencies of the plurality of processors. Communicating with the plurality of computer nodes includes communicating data representing a core operating frequency of the lead processor and an un-core operating frequency of the lead processor.

Abstract: A vehicle electrical power supply arrangement includes a towing vehicle, a primary power supply source position within the towed vehicle, a towed vehicle operably coupled to the towing vehicle for towing behind the towing vehicle, wherein the towed vehicle is configured to be electrically coupled and uncoupled from the towing vehicle, an auxiliary power supply source positioned within the towed vehicle and configured to store an electronic charge, a sensor arrangement attached to the towed vehicle and configured to monitor a vehicle operating parameter, and an electronic control unit operably coupled to the sensor arrangement, wherein the electronic control unit is configured to receive an electrical charge from at least one of the primary power source and the auxiliary power source when the towed vehicle is electrically coupled to the towing vehicle, and from the auxiliary power source when the towed vehicle is electrically uncoupled from the towing vehicle.

Abstract: A distributed power network includes a power bus infrastructure distributed over a region with node points provided to interface with controllable power nodes. Each power node can be connected to an external power device such as a DC power source, a DC power load, or a rechargeable DC battery. The power nodes form a communication network and cooperate with each other to receive input power from DC power sources and or rechargeable DC batteries connected to the power bus infrastructure and distribute the power received therefrom to the power bus infrastructure for distribution to the DC power loads and to rechargeable DC batteries.

Abstract: A fixing device includes a heater, a switching element, a zero-cross detecting portion, a controller, a power source, a driving portion. In a case that an amount of electric charge charged in the power source is predetermined value or more, the controller outputs a first signal to the driving portion so that a time in which a current is passed from the power source to the switching element is a first time. In a case that the amount of the electric charge is less than the predetermined value, the controller outputs a second signal to the driving portion so that the time in which the current is passed from the power source to the switching element is a second time shorter than the first time.

Abstract: A wakeup circuit includes an energy detection circuit and a wakeup signal generation circuit coupled to the energy detection circuit. The energy detection circuit is configured to, in response to receiving an input signal, generate a detect signal that is proportional to the input signal. The energy detection circuit is powered by the input signal. The wakeup signal generation circuit is configured to, in response to receiving the detect signal, generate a wakeup signal.

Abstract: A method of operating a processing unit includes, in response to detecting that the processing unit is operating in a voltage limited state, calculating a set of headroom values by calculating a headroom value for each operational constraint in a set of operational constraints of the processing unit, based on the calculated set of headroom values, selecting from a set of performance features a subset of one or more performance features for enabling in the processing unit, and enabling the selected subset of performance features in the processing unit.

Abstract: Techniques and mechanisms for a power management circuit to monitor a power domain during one or more attempts to configure a low power state of the power domain. In an embodiment, the one or more attempts are performed during an instance of a local power state at a processor that is coupled to the power management circuit. The monitoring is to detect for a condition wherein the power domain has been in a power state, other than the low power state, for longer than a predetermined threshold length of time. Where the condition is detected, the power management circuit generates one or more signals which change the local power state of the processor, or interrupt an operating system that is executed with the processor. In another embodiment, the power management circuit provides analytic data based on the monitoring of the one or more attempts.

Abstract: An electronic device is provided. The electronic device includes a housing including an opening defined on at least one surface of the housing, a socket adjacent to the opening in the housing, a tray insertable into the socket through the opening and configured to hold one or more cards, a battery, a power management circuit configured to control power provided from the battery, and a first terminal connected to the power management circuit, the first terminal included in the socket, wherein the power management module is configured to control a provision of power from the battery to at least one internal component of the electronic device based on a first signal detected via the first terminal.

Abstract: A method is provided. The method comprises determining configuration data; wherein the configuration data comprises a resistance of a bypass circuit coupled between a remote radio head and a power cable; using the configuration data, determining the resistance of the power cable coupling a programmable power supply to the remote radio head mounted on a mounting structure, comprising: entering a calibration mode; setting an output voltage of the programmable power supply; measuring an output current of the programmable power supply; storing the output current; and determining the cable resistance; and storing the resistance of the power cable.

Abstract: In one embodiment, a method includes grouping a plurality of ports at power sourcing equipment receiving pulse power and transmitting power from the group of ports at the power sourcing equipment to a power interface module operable to combine the power and provide an AC (alternating current) outlet configured to provide AC power to one or more devices.

Abstract: A system can include a non-light-emitting, variable transmission device a controller coupled and configured to provide power to the first non-light-emitting, variable transmission device; and a router configured to provide power and control signals to the first controller. In an aspect, the controller includes a first connector; the router includes a second connector; and a cable including a third connector and a fourth connector at different ends of the cable. The first and third connectors are coupled to each other, and the second and fourth connectors are coupled to each other. In another aspect, the system can include other non-light-emitting, variable transmission devices and controllers. The system can be configured to perform a method of controlling the system that includes determining power requirements for the controllers and allocating power to the controllers corresponding to the power requirements.

Abstract: A network device includes a power system, a processor, a power sourcing equipment PSE chip coupled to a first forward power supply port, and a first powered device PD chip coupled to a first reverse power receiving port. A first powered device is connected to the first forward power supply port and the first reverse power receiving port. When detecting that a power failure occurs on the network device, the processor instructs the first PD chip to draw power from the first powered device; the first PD chip draws the power from the first powered device through the first reverse power receiving port, and supplies the obtained power to the power system. Therefore, when a power failure occurs, the network device can continue to obtain power and work properly when the power failure occurs.

Abstract: An enhanced hazard detection device has multiple sensors. A primary sensor continuously monitors for a hazard in a vicinity of the enhanced hazard detection device, and a secondary sensor can detect or measure a physical property in the vicinity of the enhanced hazard detection device. The enhanced hazard detection device can include communications circuitry to wirelessly couple the enhanced hazard detection device to a local network. A power management controller of the enhanced hazard detection device can dynamically manage usable power, where usable power for the secondary sensor and the communications circuitry is conditioned on sufficient usable power being available for the primary sensor. As such, the enhanced hazard detection device can monitor a change in usable power and, if necessary, divert usable power from most of the multiple sensors and/or the communications circuitry to the primary sensor, to maintain uninterrupted hazard detection.

Abstract: Certain aspects of the present disclosure generally relate to optimizing, or at least reducing, power consumption and/or hold timing issues within an integrated circuit (IC). One example IC generally includes a global power supply rail and a first power block. The first power block includes a first plurality of head switch cells coupled to the global power supply rail. Each head switch cell includes a head switch coupled between the global power supply rail and a power node for the head switch cell. The first plurality of head switch cells is configured such that a first set of the first plurality of head switch cells can be programmed on and a second set of the first plurality of head switch cells can be programmed off.

Abstract: Embodiments of the present disclosure relate to a memory system, a memory controller, and a method for operating a memory system. According to embodiments of the present disclosure, a memory system may configure first peak power management information for controlling the plurality of memory dies, may determine, when an error occurs while controlling a plurality of memory dies, new peak power management information corresponding to operation information and environment information at the time at which the error occurs, respectively, and may change from the first peak power management information to the second peak power management information according to subsequent operation information and environment information. Accordingly, the memory system is capable of minimizing the possibility of occurrence of errors in a read, write, or erase operation and increasing the stability of an operation for transmitting and receiving commands or data to and from the host.

Abstract: In some examples, a control unit is configured to control a computer server rack having a first grid power source, a second grid power source, and a battery backup system. The control unit is adapted to monitor a failed status of one or more power supply units in the computer server rack, to determine location information relating to the one or more power supply units having the failed status, to determine input power of the one or more power supply units having the failed status, to adjust an input power of the first grid power source based on the determined input power, and to adjust an input power of the second grid power source based on the determined input power.

Abstract: Example implementations relate to docking stations. A docking station can include a power sensing component to determine an amount of supplied power received from a power supply coupled to the docking station, a host power port to power a host device (HD), a peripheral power port (PPP) to power a peripheral device, and a controller to receive a signal indicative of a change in power demands of a HD or power demands of a PPP, redetermine an amount of host power in response to on the detected change, redetermine an amount of dock power in response to the detected change, and cause transmission of the redetermined host power to the HD and the redetermined dock power to the PPP.

Abstract: A method of controlling a camera includes: obtaining a remaining power of the terminal; and in a case where the remaining power of the terminal meets a preset condition and the terminal meets a camera raising-lowering condition, controlling the camera to maintain a raised state or retracted state.

Abstract: A control system (300) allows recognized standard premise electrical outlets, for example NEMA, CEE and BS, among others to be remotely monitored and/or controlled, for example, to intelligently execute blackouts or brownouts or to otherwise remotely control electrical devices. The system (300) includes a number of smart receptacles (302) that communicate with a local controller (304), e.g., via power lines using the TCP/IP protocol. The local controller (304), in turn, communicates with a remote controller (308) via the internet.

Abstract: An aircraft-based power system includes at least one smart universal serial bus (USB-PD (Power Delivery)) outlet. The at least one smart universal serial bus (USB-PD (Power Delivery)) outlet being configured to connect to a power bus that receives power from a power source system. The at least one smart universal serial bus (USB-PD (Power Delivery)) outlet is further configured to control power delivery.

Abstract: An electronic device and a power distribution method are provided. The electronic device obtains operating power information of a first power receiving device, operating power information of a power supply device, and operating power information of at least one second power receiving device. The electronic device further dynamically adjusts power supplied from the power supply device to the first power receiving device and power supplied to the at least one second power receiving device according to the operating power information of the power supply device, the operating power information of the first power receiving device, and the operating power information of the at least one second power receiving device.

Abstract: Systems and methods for managing battery runtime and performance based upon presence detection are described. In some embodiments, a method may include: receiving a first amount of energy from a power source directed to supporting operation of an Information Handling System (IHS); receiving a second amount of energy from the power source directed to charging a battery of the IHS; determining a user's presence state with respect to the IHS; and modifying the first and second amounts in response to the presence state.

Abstract: This disclosure describes apparatuses and methods related to a rechargeable roller panel system. A rechargeable roller panel assembly may comprise a rechargeable control system that rotates a winding tube to wind and unwind a panel. An end cap is provided at a lateral end of the winding tube. The end cap comprises a magnetic break-away electrical connector exposed from the exterior of the end cap. An internal electrical connector is internally electrically connected to the magnetic break-away electrical connector. A recharge system electrical connector for the rechargeable control system is connected to the internal electrical connector such that the rechargeable control system may be recharged by an external recharging system connected via the magnetic break-away electrical connector. The roller panel system further includes a set of brackets to mount the end cap to a support structure and the roller panel assembly to the end cap.

Abstract: A memory controller controls a data storage device including a nonvolatile memory in which a recovery code is stored. The memory controller includes: a mode converter for determining an operation mode of the data storage device as a normal mode or a sleep mode, according to power sensing information representing a power consumption of the data storage device, a recovery code storage including a nonvolatile memory, in which a recovery code for a recovery operation is stored, and a code executer for performing the recovery operation by executing the recovery code. The mode converter stores a recovery code address indicating a position of the nonvolatile memory at which the recovery code is stored.

Abstract: In one embodiment, a network of SSDs includes a switch with a plurality of powered ports configured to be communicatively coupled to a controller and a host client and a plurality of SSDs configured to be communicatively coupled to the plurality of powered ports. The switch is configured to deliver up to a predefined power level to each of the plurality of SSDs via the plurality of powered port. Each of the plurality of SSDs consumes power. The controller is configured to manage the predefined power level for each of the plurality of SSDs by identifying the power consumed by each of the plurality of SSDs and allocating a new power level to each of the plurality of SSDs based on the power consumed by each of the plurality of SSD. In one embodiment, the switch and the plurality of SSDs are configured to occupy a server rack space.

Abstract: Maintaining historical power level metadata for dynamic voltage and frequency scaling of processor instructions is disclosed. A power predictor receives, from a power controller that controls voltage and/or frequency of a processor core of a processor device, a processor core power quantifier that corresponds to a voltage or frequency of the processor core while executing a processor instruction. The power predictor, based on the processor core power quantifier, stores an instruction power level in association with the processor instruction. The power predictor subsequently determines that the processor instruction is to be executed by the processor core at a future point in time. The power predictor accesses the instruction power level previously stored in association with the processor instruction. The power predictor, prior to the processor instruction being executed by the processor core, communicates to the power controller a proposed power level based on the instruction power level.

Abstract: A system includes a memory device and a processing device, operatively coupled to the memory device. The processing device is to perform operations including detecting a voltage of a power source for the memory device has dropped below a threshold voltage indicative of an imminent power loss and writing data to the memory device in response to the detecting. The operations further include measuring a characteristic of the data in response to detecting a power on of the memory device; determining an estimated amount of time for which the memory device was powered off based on results of the measuring; and in response to the estimated amount of time satisfying a first threshold criterion, updating a value for a temporal voltage shift of a block family of programmed data based on the estimated amount of time.

Abstract: Provided are computing devices, each including a plurality of cores, and methods of allocating power to the plurality of cores. The computing device includes: a control core group including a plurality of control cores, the control core group configured to allocate a power budget to processing cores according to an energy management policy and state information of the processing cores, and transmit the allocated power budget to at least one of a lower control core and the processing cores; and a processing core group including at least one or more of the processing cores, the processing core group configured to perform computations based on the power budget allocated by the control core group, and transmit state information of the processing cores to the control core group, the state information of the processing cores having been modified based on the computations performed.

Abstract: An electronic apparatus includes a communication module configured to wirelessly communicate with an external remote controller; a main memory; and a main processor, wherein the main processor is further configured to transmit a control signal for registering a key value corresponding to a first key from among keys included in the external remote controller as a selected function from among a plurality of functions capable of being performed by the electronic apparatus to the communication module, based on product information of the electronic apparatus stored in the main memory, and wherein the communication module is further configured to register the key value corresponding to the first key to the selected function based on the control signal, and control the main processor to perform the selected function based on a signal corresponding to the key value corresponding to the first key being received from the external remote controller.

Abstract: An equipment connected to a system of the AMM type that includes at least one data concentrator to which smart electricity meters, referred to as meters, are attached, via a first powerline network, each data concentrator being connected to a management system via a second network and serving as relays between said meters and the management system. The equipment is connected to a data concentrator via a third network and comprises at least one communication interface with a fourth network, said fourth network enabling at least one device connected to said fourth network to communicate with the equipment. The equipment can thus relay commands intended for a device of the actuator type connected to the fourth network and transfer alarms to the management system according to data supplied to said equipment by devices of the sensor type connected to said fourth network.

Abstract: A power supply device which can be connected to an external device and flexibly distribute power is provided. A control circuit of the power supply device, when detecting that a shell connecting point of the power supply device is electrically connected to an external connecting point of a first external device, determines whether a type of the first external device is a load device and records device information related to the first external device in a power routing table. If yes, the control circuit transmits the power routing table to the first external device and then, instructs the power routing circuit to adjust a switch thereof according to a path table returned from the first external device so as to power the first external device. A power transferring device, a power supply method and a power transferring method are also provided.

Abstract: The present invention discloses a battery and an external component, which belong to the field of power supply technologies for a movie and television shooting apparatus. The battery of the present invention is used in cooperation with an external component, including at least two battery packs, a microcontroller, and a series-parallel switching circuit, and further including a connector in cooperation with the external component, the microcontroller controlling the series-parallel switching circuit according to a cooperation state of the connector and the external component, so that the battery packs are connected in series or in parallel. The present invention can be compatible with a high/low voltage camera and a high/low voltage charger automatically.

Abstract: A shared pair of input/output cells configured to be able to be connected to a first external resonator or a second external resonator. A first oscillator and a second oscillator are coupled to the shared pair input/output cells by a switching circuit. The switching circuit is configured to be able to connect either the first oscillator or the second oscillator to the pair of input/output cells.

Abstract: A method includes detecting a first time, at which a specific partial discharge pulse is detected in an energy transmission cable at a first point at one cable end; detecting a second time, at which the pulse is detected in the cable at a second point at the other cable end; determining a fault location along the in accordance with the first and the second times; determining third and fourth points located in the cable, the third and fourth points delimiting a portion of the cable, including the fault location and none of the other points; detecting a third time, at which a further specific partial discharge pulse is detected in the cable at the third point; detecting a fourth time, at which the further pulse is detected in the cable at the fourth point; correcting the determined fault location in accordance with the third and fourth times.

Abstract: A method for recovering a clock signal from a data signal by using a clock recovery module is described. Edge timings of the data signal are accumulated. The edge timings accumulated are transformed into one reference bit period. A time offset for the reference bit period is determined. A reference clock signal is determined based on the time offset. The number of bits within a system clock of the clock recovery module is determined. The clock signal is recovered based on the reference clock signal and the number of bits. Further, a clock recovery module as well as a computer program are described.