Abstract: A method of operating a processing device is provided. The method includes, responsive to an idle state of the processing device, transitioning the processing device to a substantially disabled state. The processing device, for example, may be a graphics processing unit (GPU). Transitioning the processing device to a substantially disabled state upon detection of an idle state may result in power savings. Corresponding systems and computer program products are also provided.

Abstract: Various techniques for managing power consumption of computing devices within a data protection system are disclosed. For example, one method involves accessing policy information, which the policy information indicates when one or more data protection system activities should be performed and identifies whether a computing device is participating in the data protection system activities. Based upon this policy information, the method then identifies whether power consumption of the computing device can be reduced. In response to identifying that the power consumption of the computing device can be reduced, a power management command is automatically sent via a network. Performance of the power management command reduces the power consumption of the computing device.

Abstract: In one embodiment, the present invention includes a processor having a plurality of cores and a control logic to control provision of a voltage/frequency to a first core of the plurality of cores independently of provision of a voltage/frequency to at least a second core of the plurality of cores. In some embodiments, the voltages may be provided from one or more internal voltage regulators of the processor. Other embodiments are described and claimed.

Abstract: An electronic device is provided. The electronic device includes a controller configured to transition the electronic device into a sleep mode, and a communication interface configured to establish a network session with the external computing device when the electronic device into the sleep mode, wherein the communication interface is configured to maintain the network session with the external computing device when the electronic device is in the sleep mode, and to transition the electronic device into a non-sleep mode in response to a signal, for requesting that the electronic device gets out the sleep mode, being received through the maintained network session.

Abstract: A process calibrator is formed with functions of a fieldbus communicator. Preferably, functions of a fieldbus communicator support several fieldbus protocols, and it is provided such that the use of it does not hamper the functioning of a process calibrator. This has been achieved by providing the process calibrator with a pair of fieldbus connecting terminals for measuring of the fieldbus signal. The process calibrator comprises a processor, and the pair of fieldbus connecting terminals comprises a signal terminal and a ground terminal. The process calibrator further comprises at least two parallel fieldbus protocol units between the processor and the signal terminal of the pair of fieldbus connecting terminals. Each fieldbus protocol unit is dedicated to its respective fieldbus protocol.

Abstract: The present disclosure includes apparatuses and methods for apparatus power control. A number of embodiments include determining a power profile for each of a number of commands in a command queue that are ready for execution and selecting a portion of the number of commands in the command queue for execution based on the power profiles of the number of commands to control power consumption in the apparatus.

Abstract: Technologies are described herein for providing power savings in a data center. Some example technologies may identify some user-provided hardware independent power saving codes from multiple virtual machines within the data center. The technologies may convert at least a portion of the user-provided hardware independent power saving codes into a device power management message specific to a computing system in the data center. The technologies may provide the device power management message to the computing system. The computing system may be configured to enable or disable one or more devices within the computing system according to the device power management message.

Abstract: An integrated circuit includes an internal circuit including a input/output unit suitable for inputting/outputting data, and a voltage supplying circuit suitable for supplying a first operating voltage to the internal circuit in response to a first control signal during a general operation, and supplying a second operating voltage that is higher than the first operating voltage to the input/output unit in response to a second control signal during an output of the data.

Abstract: A method and apparatus for enabling low power idle (LPI) signaling for Ethernet transceivers operating in legacy modes are disclosed that allow a high speed transceiver to retain energy efficient Ethernet (EEE) functionality even when the transceiver is operating in a slower speed mode. In some embodiments, an Ethernet device may enter an LPI mode upon receiving a regular LPI signal when its media independent interface (MII) is operating at a first transmission rate, and may enter the LPI mode upon receiving a modified LPI signal when the MII is operating at a first speed operating at a second transmission rate that is slower than the first transmission rate.

Abstract: A method and apparatus for user activity-based dynamic power management and policy creation for mobile platforms are described. In one embodiment, the method includes the monitoring of one or more sensor values of a mobile platform device to gather sensor activity data. Once the sensor activity data is gathered, the user state may be predicted according to the gathered user activity and an updated user state model. In one embodiment, the user state model is updated according to the sensor activity data. In one embodiment, a switch occurs from the present power management policy to a new power management policy if the new user state differs from a present user state by a predetermined amount. In one embodiment, at least one time-out parameter of a selected power management policy may be adjusted to comply with a predicted user state. Other embodiments are described and claimed.

Abstract: Aspects of a method and system for a connector with integrated power over Ethernet functionality are provided. In this regard, one or more circuits and/or processors that reside within and/or on a connector may be operable to manage a supply power that is delivered over a cable based on characteristics of the connector and/or characteristics of the cable. The cable may carry the supply power while concurrently carrying data communications. The one or more circuits and/or processors may be operable to source and sink the supply power. The one or more circuits and/or processors may be operable to control which one or more conductors of the cable are utilized for conveying the supply power.

Abstract: The operating voltage of an integrated circuit (e.g., a processor) is changed in response to one or more conditions (e.g., a laptop computer is connected to an AC power source). Both the operating frequency and the operating voltage of the integrated circuit are changed. The voltage regulator providing the operating voltage to the integrated circuit is caused to transition between voltage levels using one or more intermediate steps. The integrated circuit continues to operate in the normal manner both at the new voltage and throughout the voltage transition.

Abstract: A microprocessor includes an input that receives an indication of the amount of instantaneous power being supplied to the microprocessor by an external power source. The microprocessor includes a plurality of processing cores that each receive the indication from the input and responsively determine an amount of energy consumed by the microprocessor during a preceding period. The period is a predetermined length of time. Each processing core operates at a frequency above a predetermined frequency in response to determining that the amount of energy consumed by the microprocessor during the preceding period is less than a predetermined amount of energy. The predetermined frequency may be: a frequency at which all the cores can operate over the predetermined length of time without the microprocessor consuming more than the predetermined amount of energy, or alternatively the maximum frequency at which system software may request the two or more processing cores to operate.

Abstract: A port power switch (PPS) may be used for lead compensation in systems where power is provided to a connected device by a switch-mode power supply (SMPS). The PPS may be designed to co-operate with the SMPS, providing a mechanism for the feedback reference point of the SMPS to be automatically switched, in the event of system fault or some other condition that might result in the PPS entering an “OFF’ operating mode, from the application point of load (POL) to the voltage input pin of the PPS without loss of power path continuity. The switching mechanism and the PPS may be manufactured to reside on the same integrated circuit. The PPS may include a control block that generates a control signal to couple the feedback port of the SMPS to the POL under normal operation, and to the voltage input port of the PPS during a fault condition.

Abstract: A method and apparatus for performing wake-up control are provided, where the method is applied to an electronic device, and the method may include the steps of: detecting whether a predetermined wake-up action is input into the electronic device, wherein the predetermined wake-up action is a user action for wake-up control; and when it is detected that the predetermined wake-up action is input into the electronic device, sending a wake-up packet carrying predetermined wake-up information to allow an internal circuit of another electronic device to be woken up in response to detection of the predetermined wake-up information.

Abstract: A power control system and a power control method thereof applied to a computer device are provided. The computer device includes a computer system and a power system. The power system includes a plurality of voltage regulators for providing supply voltages to the components of the computer device. The power control system is coupled to the computer system and the power system and includes an overclocking frequency mode. When the computer system receives an OFF signal and enters a non-operating mode, and when the power control system is in the overclocking frequency mode, the power control system sends a SYSTEM-SHUTDOWN signal to the computer system to control the power system to enter the non-operating mode and to control the power system to keep outputting supply voltages.

Abstract: A system comprising at least one power device is provided. The at least one power device includes an input to receive power from a power source, an output operatively coupled to the input and configured to provide power, a data storage, a network interface, and a controller coupled to the input, the output, the data storage and the network interface. The controller is configured to provide, according to a reporting schedule, identification information directly to a cloud service via the network interface and provide, according to the reporting schedule, secured information directly to the cloud service, the secured information being descriptive of performance of the at least one power device.

Abstract: The present invention features a personal computing device that may be powered by a single battery having a single lithium-ion cell or by a plurality of lithium-ion cells connected in parallel. The personal computing device may provide computing power comparable to that of conventional laptop computers and execute an operating system and application software comparable to that executed by conventional laptop computers. Furthermore, the battery's time between charging, when used to power the personal computing device, may be similar to the time between charging of a multi-cell battery when used to power a conventional laptop computer.

Abstract: An embodiment of the invention includes a circuit to determine the power lost between a network device and a network power supply. Using this determination, an embodiment of the network device may increase its power consumption by an amount equal to the difference between the actual cable power loss and the worst-case cable power loss. This allows the network device to draw more power than allowed by network power standards without triggering the power-limiting circuitry of the network power source or overloading the network power device. The network device can determine an operating configuration that utilizes this additional power consumption to improve performance. The network device may also determine the existence of network power device or cable fault conditions, and adjust its operating configuration as necessary. Operating configurations can include enabling additional or more powerful wired or wireless network interfaces.

Abstract: The present invention features a personal computing device that may be powered by a single battery having a single lithium-ion cell or by a plurality of lithium-ion cells connected in parallel. The personal computing device may provide computing power comparable to that of conventional laptop computers and execute an operating system and application software comparable to that executed by conventional laptop computers. Furthermore, the battery's time between charging, when used to power the personal computing device, may be similar to the time between charging of a multi-cell battery when used to power a conventional laptop computer.

Abstract: Provided is a method in a control circuitry controlling the operations of a central processing unit, CPU. The CPU is associated with a nominal clock frequency. The CPU is further coupled to an I/O range and configured to deliver input to an application. According to the method, the control circuitry controls (110, 150) the CPU to poll the I/O range for input to the application. The control circuitry also monitors (120, 160) whether or not each poll results in input to the application and adjusts (140) a clock frequency at which the CPU operates to a clock frequency lower than the nominal clock frequency if a pre-defined number of polls resulting in no input is detected (130). A control circuitry and a central computer server of an automated exchange system are also provided.

Abstract: A server rack system for managing power supply is provided. The system includes: a first LAN switch, a plurality of servers, at least one power supply unit, and an IMM. The first LAN switch is coupled to a management network. Each of the servers has a BMC. The BMC has a management network port connected to the management network. The power supply unit supplies electric power to the server rack system and has a management network port connected to the management network. The IMM has a management network port connected to the management network, visits the BMCs through the management network to acquire a power consumption value of the servers, generates a control command according to the power consumption value of the servers, and transmits the control command through the management network to the power supply unit. The power supply unit adjusts electric power output according to the control command.

Abstract: An image processing apparatus includes a chipset unit which processes data; a connector which includes a plurality of terminals, and is configured to connect with a cable so that the chipset unit can transmit and receive a signal to and from an external device; a switching unit which supplies power to the external device through a first terminal of the connector, and selectively controls a switching operation regarding whether or not to supply power to the first terminal on the basis of a signal state of a second terminal of the connector when the cable is connected to the connector. A control method of the image processing apparatus is also disclosed.

Abstract: A computer and a waking method thereof are provided. The computer includes a switch circuit, a chipset, a peripheral component interconnect express (PCIE) device, and an embedded controller. The chipset includes a first wake-up pin and a power button pin, wherein the first wake-up pin is coupled to a terminal of the switch circuit. The PCIE device includes a second wake-up pin, and the embedded controller includes a general purpose input pin and a general purpose output pin. The general purpose input pin and the second wake-up pin are coupled to another terminal of the switch circuit. The general purpose output pin is coupled to the power button pin.

Abstract: A Universal Serial Bus (USB) to Serial ATA (SATA) bridge device and method for operating same in a USB connected mass storage subsystem supports software management of power consumption. The USB to SATA bridge estimates power consumption based on known power consumption characteristics of SATA disk drives when performing commands involved in accessing SATA drive, or takes measurements of power consumption during execution of commands to determine when responses to a USB host device are to be delayed. By selectively delaying responses to the USB host device issuing the commands, the USB to SATA bridge manages the rate at which the host issues commands to the USB mass storage subsystem and is thereby able to automatically limit power consumption of the USB mass storage subsystem to that that available over the USB link.

Abstract: A power-supply control device includes a transition section, a body-capable-of-movement detection section, a return control section, a reference-time-period setting section, a state determination section, and a correction section. The transition section shifts a state of an operation target section from one state to another state among a power-supply state and multiple types of non-power-supply states. The body-capable-of-movement detection section detects a body capable of movement. The return control section controls the transition section so as to return the state of the operation target section to the power-supply state. The reference-time-period setting section sets a reference time period. The state determination section checks a state of detection of the body capable of movement after the reference time period elapses. The correction section corrects the reference time period on the basis of detection position information.

Abstract: Apparatuses and methods are disclosed for implementing an inter-processor communication channel including power-down functionality. In one embodiment, the apparatus may comprise a first integrated circuit (IC), a second IC coupled to the first IC via a communication interface, wherein the first IC is in one or more low power states and unable to monitor the communication interface. The apparatus may further comprise an inter-processor communication (IPC) channel coupled between the first and second ICs, wherein the IPC channel is separate from the communication interface and wherein the second IC generates at least one advisory signal to the first IC via the IPC channel.

Abstract: A method of controlling an operation of booting an image reproducing apparatus is provided. The method includes: receiving an input signal for powering off the image reproducing apparatus; receiving from a main processor a memory address where an operation status of the image reproducing apparatus is stored, according to the received input signal; storing the received memory address; and converting a system of the image reproducing apparatus into a sleep by the sub-processor.

Abstract: Example embodiments disclosed herein relate to selectively removing or resetting a restriction from a restricted power sourcing network port. A presence of a computing device coupled to one of a plurality of power sourcing network ports off a network device is determined. A power allocation to the power sourcing network port is determined. The computing device is authenticated to determine whether the computing device has permission to receive power from the network device. The power allocation is restricted. The restriction is selectively reset or removed.

Abstract: Certain exemplary embodiments can provide a system, machine, device, manufacture, circuit, and/or user interface adapted for, and/or a method and/or machine-readable medium comprising machine-implementable instructions for, activities that can comprise, based on a predicted non-zero future power requirement for performing one or more portions of an expected workload by a predetermined system, the predicted future power requirement based on a past power requirement for performing one or more portions of a known workload by the predetermined system, automatically causing a change from a first power state of the predetermined system to a second power state that does not violate a specification for performing the one or more portions of the expected workload.

Abstract: A system and corresponding method are disclosed to provide hybrid-shutdown and fast startup processes. The system allows a computer to quickly return to its last state before power-off instead of going through the hardware enumeration and configuration of a normal full system boot. The system enables fast system startup regardless of the number of pre-loaded software as long as there is no hardware configuration change since the previous power-off. Therefore, PC manufacturers can freely add value-add software without compromising the boot time. The system is integrated into the computer's power-off path, thus delivering a true power-off state and the lowest power consumption level.

Abstract: A system that incorporates teachings of the present disclosure may include, for example, a Power Over Ethernet (PoE) device (PD) having a controller to receive signals over a first cable having twisted pair wires from at least one of a network element and a gateway where the network element is associated with a service provider where the gateway is associated with a premises and where the service provider provides network communications to the premises, adjust the signals, transmit the adjusted signals over a second cable having twisted pair wires to at least one of the network element and the gateway, and receive power from at least one of the network element and the gateway, where the power is received over at least one of the first and second cables, where the power is received according to PoE protocol, and where the PD is positioned between the network element and the gateway. Other embodiments are disclosed.

Abstract: Methods, systems, and apparatus for determining whether an accessory includes particular circuitry. A host device may measure a first voltage and a second voltage received from an accessory, where the voltages are provide through the accessory from a power source. Before measuring the second voltage, the host device may send an instruction to the accessory instructing the accessory to alter an impedance of the power path between the power source and the host device, and the host device may draw at least a threshold amount of current from the power source via the accessory. The host device may then determine whether the accessory includes particular circuitry based on the relationship between the first voltage and the second voltage.

Abstract: An information handling system (IHS) includes a chassis. A processor is located in the chassis. A memory is located in the chassis and coupled to the processor. A disk drive is located in the chassis and coupled to the processor. An accelerometer is located in the chassis. A controller is located in the chassis and coupled to the accelerometer. The controller is operable, in response to a wake indicator signal associated with an IHS wake operation, to use the accelerometer to determine that the movement of the IHS exceeds a threshold and, in response, prevent the IHS wake operation such that operation of the disk drive is not initiated.

Abstract: In remote power down control of a device configured for externally initiated remote power down, such as over a network, activity of all externally connected sources of valid power down requests for the device is monitored; and the device is powered down in response to a combination of one of a received power down request and an inactivity time out with respect to each of the sources of valid power down requests for the device.

Abstract: Various embodiments are described herein for a peripheral device and a method of identifying the peripheral device via power cycling. In one embodiment, the method comprises obtaining characteristic information about the peripheral device, encoding the characteristic information in a power signal at the peripheral device and sending the power signal to an electronic device that is operably connected with the peripheral device. The electronic device can then take action such as adjusting its settings or applications based on the characteristic information of the peripheral device.

Abstract: A preventive apparatus and a preventive method for preventing an automatic server shutdown are described. The preventive apparatus includes a power consumption determination unit and a controller. The power consumption determination unit compares the power consumption of the server with a preset power consumption value and determines whether the power consumption of the server has reached the preset power consumption value. If the power consumption of the server has reached or exceeded the preset power consumption value, the controller sends a command to the server to control the server to decrease the operating frequency of internal power device or component, to achieve a reduced power consumption in the server.

Abstract: At least one example embodiment discloses a method of managing a power between a host serial advanced technology attachment (SATA) interface and a device SATA interface. The method includes first requesting to enter one of power saving states, defined by a SATA protocol, and second requesting to enter a deep power saving state if one of the host SATA interface and the device SATA interface operates at the first requested power saving state. The first requesting to enter one of power saving states and the second requesting to enter a deep power saving state are performed by one of the host SATA interface and the device SATA interface.

Abstract: Power consumption of computing devices are monitored with performance counters and used to generate a power model for each computing device. The power models are used to estimate the power consumption of each computing device based on the performance counters. Each computing device is assigned a power cap, and a software-based power control at each computing device monitors the performance counters, estimates the power consumption using the performance counters and the model, and compares the estimated power consumption with the power cap. Depending on whether the estimated power consumption violates the power cap, the power control may transition the computing device to a lower power state to prevent a violation of the power cap or a higher power state if the computing device is below the power cap.

Abstract: A electrical device recharging kiosk assembly includes a housing that has a top wall, a bottom wall and a perimeter wall attached to and extending between the top and bottom walls. The housing has a plurality of storage spaces therein for holding an electronic device. Each of the storage spaces includes an opening extending through the perimeter wall, a compartment aligned with and accessible through the opening, a door for closing the opening to the compartment, and a lock to lock the door. A charging implement for recharging a battery of the electronic device is positioned within the compartment. A control is mounted on the housing and is electrically coupled to the lock of each of the storage spaces. The control unlocks a door of one of the storage spaces to allow access to a selected one of the storage spaces and to the charging implement positioned therein.

Abstract: Methods and apparatuses for power management are disclosed. In one example, proximity of link status of a wireless communication device is used to determine whether a power conservation mode is implemented.

Abstract: A computer including a main body in which a system is built, a peripheral device coupled to the main body, a power supplying part to supply power to the system and/or the peripheral device, an interface part to communicate with an external device, and a controller to control the power supplying part to apply power to the system but not to the peripheral device if a power-saving power applying signal is received through the interface part.

Abstract: Disclosed is a communication connector enabling the communication status thereof to be determined independently which makes it possible to determine the communication status of the communication connector by the communication connector itself independently without the involvement of a processor for controlling the communication connector through wired data communication and a communication apparatus comprising the communication connector.

Abstract: An apparatus and method for controlling an input power according to power management modes of a display device. In a saving mode of the power management modes, a power supply to the system is turned OFF according to an organic operation between components of the system. Thus, because the power supply to a power block within the system is turned OFF all, a consumed power is in a substantially zero state, comparable to a state in which a power plug is physically pulled out.

Abstract: The information processing apparatus generates and notifies, in the first power state, a prohibition condition for prohibiting the information processing apparatus from returning to the first power state even if an interface unit has received data from an external apparatus in the second power state and the received data matches a return condition for causing the information processing apparatus to return from the second power state to the first power state. When data is received from the external apparatus in the second power state, if the received data matches the prohibition condition, the interface unit does not transmit a return command to the power control unit, and if the received data does not match the prohibition condition, the interface unit transmits the return command to the power control unit.

Abstract: A processing device coupled to a host device via a connection device and including a connection port, a control unit and a switching unit is disclosed. The connection port connects to the connection device. The control unit controls a switching signal according to the kind of the connection device when the connection port is coupled between the connection port and the host device. The switching unit transmits an external power to the control unit according to the switching signal. When the switching unit transmits the external power to the control unit, the control unit operates according to the external power provided by an external device. When the switching unit does not transmit the external power to the control unit, the control unit operates according to a host power provided by the host device.

Abstract: A power over Ethernet extender arranged to detect if power is received over 2 pairs of wires or over 4 pairs of wires. If power is received over 4 pairs of wires, power is output over only 2 pairs of wires. Preferably, the power signature of the received power is further detected. If the incoming power over a first 2 pairs of wires supports in excess of 13 watts of power consumption, and power is received over 4 pairs, then the output power supports in excess of 13 watts of power consumption; and if the incoming power over a first 2 pairs of wires supports in excess of 13 watts of power consumption, and power is not received over 4 pairs, then the output power does not support in excess of 13 watts of power consumption.

Abstract: This application includes systems and techniques that permit computers to remain accessible while in a low-power mode. In some implementations, the technique includes receiving at a first computer, via a computer network, information regarding a second computer transitioning to a low-power mode of operation; receiving at the first computer network communications designated for the second computer; processing at the first computer at least a portion of the network communications on behalf of the second computer without transitioning the second computer out of the low-power mode of operation, where the processing comprises processing the at least a portion of the network communications on behalf of the second computer within a virtual machine corresponding to the second computer; and initiating, via the computer network, a transition of the second computer out of the low-power mode of operation when at least one of the network communications satisfies a predetermined condition.

Abstract: A Multi-Tile Power Management Integrated Circuit (MTPMIC) includes a processor, a fault protect circuit, a first terminal, a driver that drives the first terminal, a second terminal, and detection circuitry that outputs a digital detection signal indicative of whether a predetermined condition is detected on the second terminal. The processor can program the fault protect circuit so that the fault protect circuit will later disable the driver as a function of multiple signals, including the digital detection signal. The function is programmable by the processor. In one example, if the detection circuitry detects the predetermined condition on the second terminal then the fault protect circuit disables all the high-side drivers and all low-side drivers of the MTPMIC independently of and without input from the processor.

Abstract: The present disclosure discloses a method and an apparatus of power over Ethernet, and belongs to the field of communications. An Ethernet power sourcing equipment sets a power supply port to a sleep state, and sets a timer for the power supply port; enables the power supply port when the timer reaches a set time; and detects whether a powered device PD is connected to the power supply port, and if a PD is connected to the power supply port, triggers the power supply port to supply power to the PD; if no PD is connected to the power supply port, resets the power supply port to the sleep state, and sets the timer for the power supply port. Implementation of the present disclosure effectively reduces power consumption of the system and saves energy.