Abstract: A method and system for thermal management in integrated circuits and integrated circuit boards is described. In an embodiment, the circuit device board includes circuit devices, temperature sensors, and a thermal management unit. The thermal management unit receives thermal data from the temperature sensors and determines thermal reference points that define thermal regions. The thermal reference points are correlated with the operating characteristics of the circuit devices. When warranted, the thermal management unit makes independent corrective responses to each of the thermal regions. These corrective responses include modifying operating parameters, adjusting workload, and suspending operation of circuit devices within the thermal region. Thus, the disclosed method and system can preserve function in one thermal region while alleviating stress on another thermal region.

Abstract: According to another general aspect, a method for displaying the system resource usage of a computer may include identifying the number of open tabs in one or more tabbed based browsers running on the computer. The method may include determining the system resource usage of each tab. The method may further include displaying the system resource usage of each tab in a system resource meter.

Abstract: We describe power control techniques for an document reader with an electrophoretic display. In embodiments the document reader comprises a main processor to display information and at least one secondary processor to detect, say, a user input gesture; a battery to provide power to both processors; and a controllable switch coupled between said battery and said main processor and having a control line coupled to said secondary processor, to switch power from said battery to said main processor while said secondary processor is powered. In embodiments a power consumption measured in months is desired so that rather than put the main processor into a standby mode power to the main processor is switched off entirely but the system is arranged to be able to start-up quickly from this configuration.

Abstract: An apparatus and method is described herein for providing an early wake scheme before spawning a new thread. An early wake indication is provided an amount of time, which may include an amount of time to perform a demotion from a current power state to a lower power state that is closer to an active power state, before a new thread is to be spawned and executed on a processing element (core or thread). Upon encountering the spawn of the new thread, such as a helper thread, the processing element is further transition from the lower power state to an active power state. And the new thread is executed on the processing element without incurring the latency associated with execution of the new thread waiting for the demotion from the current power state to an active power state after the spawn of the new thread.

Abstract: In one embodiment, a notification server 110 may batch together notifications to reduce power consumption. A notification server 110 may receive a power consumption profile 430 from a client device 120. The notification server 110 may assign a notification batch schedule at a notification server 110 based on the power consumption profile 430.

Abstract: A power gate is coupled to a power supply circuit to selectively provide power to a processing core. A switch has a local state and a remote state to alternately route (i) a local sense point on a supply side of the power gate and (ii) and a remote sense point on a load side of the power gate, to a load voltage feedback input of the power supply circuit. Timing logic and driver circuitry control the power gate and the switch in response to a processing core enable signal. Other embodiments are also described.

Abstract: According to an embodiment, an information processing device that includes a first storage unit and a second storage unit having power consumption different from that of the first storage unit. The information processing device also includes a control unit configured to make a control to determine a priority of information that is to be stored in the first storage unit or the second storage unit. The control unit is configured to store the information into the first storage unit or into the second storage unit based on the determined priority.

Abstract: In one embodiment, the present invention includes a processor having a core with decode logic to decode an instruction prescribing an identification of a location to be monitored and a timer value, and a timer coupled to the decode logic to perform a count with respect to the timer value. The processor may further include a power management unit coupled to the core to determine a type of a low power state based at least in part on the timer value and cause the processor to enter the low power state responsive to the determination. Other embodiments are described and claimed.

Abstract: A mobile device communicates with an authenticator affiliated with a recharging facility, to identify itself. To confirm that the mobile device is connected to the correct facility, the authenticator instructs the mobile device to draw electrical charge according to an identifiable pattern. Upon detecting a charge being drawn according to that pattern, the authenticator has confirmation that the identified device is connected to the facility, and permits the charging to proceed. The amount of electricity drawn during the charging procedure can be metered, and then billed to a party associated with the identified mobile device.

Abstract: A smart monitoring apparatus and a monitoring method using the apparatus. A smart monitoring apparatus is provided in a PC system to monitor a state of a PC-based embedded controller, the apparatus including: a monitoring block for monitoring a state in the system and creating state information; a logging block for receiving the state information created by the monitoring block and storing the state information in a form of a log in real-time so that the stored log and current state information may be confirmed; and a battery for supplying power to the logging block when an operating system in the system does not operate or power supplied to the system is cut off.

Abstract: Provided is a power supply control device including a first power supply which is a power supply source of an operating unit and a main control unit, a second power supply which supplies minimum necessary power to create a power-saving state, a switching unit that switches to a power supply source selected from the first and second power supplies, a receiving unit that receives an external request signal, a determining unit that determines whether the external request signal is a switching request signal or a recovery request signal, a switching controller that switches the power supply source to the first power supply when a power-saving state is created, and the external request signal is the switching request signal, and a recovery unit that recovers at least the main control unit when the recovery request signal is received within a predetermined period after the power supply source is switched.

Abstract: A low-loss data transmission method used in a high-power induction-type power supply system consisting of a supplying-end module and a receiving-end module is disclosed. The supplying-end microprocessor of the supplying-end module has built-in anti-noise signal analysis software that can remove noises from the data signal fed back by the receiving-end module, assuring high stability of the transmission of data signal and reducing energy dissipation of data transmission. Subject to a special circuit arrangement of the receiving-end coil of the receiving-end module, signal modulation is performed on a low voltage DC square wave, assuring a high level of stability of the supplying of power supply to the receiving-end module.

Abstract: A method for the equal distribution of electric subnetworks among independent generators regardless of the number and availability of the generators in order to ensure power supply to all the subnetworks.

Abstract: An integrated-circuit memory controller outputs to a memory device a first signal in a first state to enable operation of synchronous data transmission and reception circuits within the memory device. A transaction queue within the memory controller stores memory read and write requests that, to be serviced, require operation of the synchronous data transmission and reception circuits, respectively, within the memory device. Power control circuitry within the memory controller determines that the transaction queue has reached a predetermined state and, in response, outputs the first signal to the memory device in a second state to disable operation of the synchronous data transmission and reception circuits within the memory device.

Abstract: A battery control device includes: a battery; a storage circuitry configured to store a disconnection time which indicates a time at which a power supply is disconnected; and a diagnosis circuitry configured to, when the power supply is reactivated, diagnose a charge capacity of the battery at the time of reactivation based on a disconnection period obtained from the disconnection time and a time at when the power supply is reactivated, a temperature of the battery in a state during the power supply is disconnected and a deterioration degree of the battery

Abstract: The application provides a power control method and apparatus. The power control method includes: obtaining, by a transmit end of a link, bit error rate information of a receive end of the link; and if the bit error rate information does not meet a predetermined condition, adjusting a transmit power class value of the transmit end. According to the power control method and apparatus of the application, the transmit power class value of the transmit end of the link can be dynamically adjusted according to a change of a system or an external environment, thereby improving interference immunity of the link and ensuring stability and reliability of data transmission.

Abstract: Methods and devices for managing data flows for concurrent multimedia applications executing on a device including a SoC, in response to determining that a temperature or power consumption exceeds a threshold are disclosed. A lowest priority data flow may be identified. A data flow path associated with the identified lowest priority data flow may be traced. A multimedia parameter of any hardware module along the data flow path may be reduced. When the temperature or power consumption no longer exceeds the threshold, a highest priority data flow among the multimedia applications that has had the multimedia parameter reduced may be identified. A data flow path for a data flow associated with the identified highest priority data flow may be traced. The multimedia parameter may be restored to an original value along the traced data flow path for the data flow associated with the identified highest priority data flow.

Abstract: A measuring apparatus, includes: a switch configured to short-circuit, among a plurality of power supply lines on a print board, second power supply lines other than a first power supply line to be measured and short-circuit with a ground; and an ohmmeter configured to measure a first resistance value between the first power supply line and the ground.

Abstract: The present disclosure is generally related to power management in a circuit on a circuit board of a processor. The circuit includes a first power connector coupled to a first power input rail. The circuit includes a second power connector and a second power input rail. The circuit includes a control module. The control module is configured to determine a power specification of the circuit board. The control module is configured to detect a power cable connected to the first control connector. The control module is configured to sense a voltage at the second power connector. The control module is configured to couple the second power input rail with the first power connector or the second power connector in response to the determined power specification of the circuit board and the sensed voltage at the second power connector.

Abstract: In a wired data telecommunication network power sourcing equipment (PSE) coupled to a powered device (PD) carries out an inline power discovery process to verify that the PD is adapted to receive inline power, then a plurality of classification cycles are carried out to convey a series of inline power classes back to the PSE. The series of inline power classes may all be the same, in which case the PD is legacy equipment and is adapted to receive the power level corresponding to that class. If they are not all the same, information is thus conveyed to the PSE which may, for example, correspond to a specific power level to be applied or to other information.

Abstract: A method for managing power to an information handling system (IHS) is disclosed wherein the method includes providing a battery and an external power supply operable to supply power to the IHS. The method also includes providing an application programming interface (API) to the IHS, wherein the API is configured to monitor a first parameter and a second parameter. The method further includes supplying power to the IHS via the external power supply if the first parameter reaches a first threshold level and supplying power to the IHS via the battery if the second parameter reaches a second threshold level. An information handling system (IHS) is further disclosed including an external power supply, a battery, and a controller operable to select between the external power supply and the battery to supply power to the IHS.

Abstract: In accordance with the present disclosure, a system and method for providing scalable and modular power infrastructure outside of usable rack space is described. The system may include a chassis configured to mount on the side of a rack. A power cable interface box (PCIB) may be disposed within the chassis, and the PCIB may receive alternating current (AC) power. The system may further include at least one power supply unit disposed within a slot of the chassis, with the at least one power supply unit receiving AC power from the PCIB and outputting direct current (DC) power to a busbar. The system may also include a battery back-up unit (BBU) element disposed within the chassis. The BBU element may charge from and discharge to the busbar.

Abstract: The present disclosure is directed to a system including a power source connected to at least two electrical buses, and a battery connected to each one of the electrical buses. Each battery is charged by the power source and is connected to a load via one of the electrical buses. A battery error signal generator generates a battery error signal for each battery by finding a difference between a sensed battery voltage and a reference voltage. A reference control signal generator generates a reference control signal for each battery based on the battery error signals for each battery. A power sensor produces a sensed power signal between the power source and each battery connected to each of the two electrical buses. The reference control signal and the sensed power signal for each battery controls a power output value from the power source to each battery.

Abstract: A semiconductor device includes a voltage measurement unit that measures a voltage of a battery, a current measurement unit that measures charging and discharging currents of the battery, a data processing control unit, and a current detection unit. The voltage measurement unit and the current measurement unit are able to measure the voltage and the discharging current of the battery in case that the current detection unit detects that the discharging current exceeds a predetermined threshold. The data processing control unit estimates an internal resistance of the battery based on a voltage measurement value measured by the voltage measurement unit in accordance with the detection performed by the current detection unit and a current measurement value measured by the current measurement unit in accordance with the detection performed by the current detection unit, and calculates an amount of maximum power capable of being supplied from the battery.

Abstract: A network appliance apparatus conveys communication signals over a communication network and is constructed from a communication circuit and a power conditioning circuit in a common housing. The power conditioning circuit conditions alternating current (AC) electrical power and it is determined which power criteria are met by the conditioned electrical power. The conditioned electrical power is selectively provided to the communication circuit in response to one of the power criteria being met such that the conditioned electrical power is removed from the communication circuit when another of the power criteria is met.

Abstract: An integrated circuit (e.g., a system application processor IC) includes power supply lines that include a section having a known resistance. Measurement connections across the section are also present. The measurement connections may run to an Analog to Digital Converter (ADC). The ADC measures the voltage drop across the section and therefore the power consumed by the circuitry supplied by the power supply line. The power consumption by any particular circuitry in the IC may be monitored, from entire processing cores, down to single transistors. An analysis system may read the power consumption measurements and accordingly adapt the operation of the code segments in the system to meet specified power or energy consumption targets, e.g., to minimize the power and energy consumption.

Abstract: A system and method for operating an electronic device having a High-Definition Multimedia Interface port that is shared between an HDMI source function and an HDMI sink function of the electronic device utilizes detecting whether an external HDMI device that is attached to the HDMI port is one of an HDMI source and an HDMI sink. If the external HDMI device is detected as being an HDMI source, the HDMI sink function of the electronic device is enabled. If the external HDMI device is detected as being an HDMI sink, the HDMI source function of the electronic device is enabled.

Abstract: The present invention provides a security module having a communication interface being capable of operating according to any from a selection from a plurality of predetermined operation modes or communication protocols. The security module further comprises a voltage detector to detect the voltage on the module's power supply connection. Depending on the value of the detected voltage or to which of a plurality of predetermined voltage ranges the detected voltage may be categorized, the security module is made to function according to one from the plurality of predetermined communication protocols. According to an embodiment of the present invention the plurality of communication protocols require that the security module operate at a plurality of different frequencies.

Abstract: A semiconductor device contrived to prevent a reference voltage and a reference current which are supplied to a high speed OCO from varying with a change in ambient temperature and/or a change in an external power supply voltage and to reduce the circuit area of a power supply module. The high speed OCO outputs a high speed clock whose magnitude is determined by the reference current and the reference voltage. A logic unit adjusts the values of the reference current and reference voltage, according to the reference voltage and reference current trimming codes related to detected ambient temperature and operating voltage.

Abstract: A communication apparatus performs specific operation before turning off the power of the communication apparatus. When a request for communication task is detected, the communication apparatus determines whether execution of the communication task can be extended at a later time. When execution of the communication task can be extended, the communication apparatus extends execution of the communication task to a later time. When an instruction for turning off the power of the communication apparatus is received, the communication apparatus executes the requested communication task while performing the specific operation.

Abstract: A system for managing an electric power delivery system is disclosed that includes a set of remote intelligent electronic devices (IEDs) and a central IED. The remote IEDs may be configured to obtain information related to rotor angles, operating frequencies, rate of change of frequency, rotating inertia, and power consumption levels of loads and generators included in the electric power delivery system. The central IED may communicate with the remote IEDs to determine which loads and generators are associated with a sub-grid of the electric power delivery system and whether to disconnected certain loads or generators. Based on this determination, the central IED may direct the remote IEDs to disconnect loads or generators from the electric power delivery system, or to rapidly increase or decrease generator output as appropriate.

Abstract: An image forming apparatus includes: an image forming unit; a power supply controller controls the image forming apparatus to operate in a power saving mode, in which supply of power to the image forming unit is cut off, and a normal mode; and a plurality of interfaces that receives a transition command for transitioning from the power saving mode to the normal mode. The power supply controller is configured to perform: an interface-power supply process of supplying power to at least one interface; a determining process of determining whether availability is high or low for an operating interface receiving power supply in the interface-power supply process; and a changing process of changing a power supply target from the operating interface to an idle interface when the availability of the operating interface is determined to be low.

Abstract: A content distribution system that is supplied with power from a plurality of power sources having different environmental loads and that distributes content to a content playback apparatus connected via a communication circuit, the content distribution system distributing content with respect to a content distribution request from the content playback apparatus with a service quality that is determined so as to suppress the environmental load by the power supplied from the plurality of power sources to a predetermined environmental load.

Abstract: A system includes an uninterruptible power supply (UPS), one or more power supplies, and a processing device. The processing device to execute instructions which cause the processing device to determine a total output current of the one or more power supplies, enable the UPS, determine an output current of at least the UPS, determine a current sharing percentage for at least the UPS, and compare the current sharing percentage for the UPS with an expected current sharing percentage range.

Abstract: Methods and systems for powering-off a Bluetooth device from a linked device are provided. A device can transmit a Bluetooth signal to a linked device to instruct the linked device to power-off. In this manner, the user need only turn off one device manually which results in all linked devices being powered off. This process can be initiated by a user through a device directly linked with the device to be powered-off or through a device that is indirectly connected, through one or more Bluetooth networks, with the device to be powered-off. This process can also be automatically initiated by a device when a set of predetermined conditions exist. Once instructed to do so, a device can initiate a predetermined power-off process which can involve terminating any ongoing functions and turning off various subsystems. In accordance with the present invention, a user can initiate a power-off of all the devices on a Bluetooth network through a single device.

Abstract: Methods, systems, and power sharing servers that include a computer processor; a computer memory operatively coupled to the computer processor; a power supply unit coupled to a power domain unit via a power supply unit port; an intravoltage port configured to receive a shared power cable coupled to an intravoltage port of a different power sharing server; and a transfused power card coupled to the power supply unit via a primary input power line, the transfused power card further coupled to the intravoltage port via a shared power line, the transfused power card configured to export electrical current via an intravoltage port when the transfused power card is receiving electrical current, above a threshold, from the power supply unit, and import electrical current via the intravoltage port when the transfused power card is not receiving electrical current, above the threshold, from the power supply unit.

Abstract: A central processing unit (CPU) power controller includes a power supply unit, a CPU power controller, a detecting circuit, a temperature compensation circuit, an inductor, a thermistor, first and second switches, and first and second capacitors. The detecting circuit outputs a detected voltage of an inductor to the CPU power controller. The temperature compensation circuit outputs a detected voltage of the thermistor to the CPU power controller, to compensate for changes in the voltage of the inductor. If the detected voltage is greater than the rated voltage, the first switch is opened and the second switch is closed. The inductor discharges. If the detected voltage of the inductor is less than the rated voltage, the first switch is closed and the second switch is opened, the power supply unit charges the inductor to increase the voltage of the CPU.

Abstract: A user can manage battery consumption of a mobile device using a mobile device battery management program which provides improved battery management functions, such as a dynamic battery use estimator, a battery threshold manager, and a profile based battery manager. Using the dynamic battery use estimator, the user can input different configuration settings of the mobile device and get estimates of the projected remaining battery life for the inputted configuration settings before applying any change to the operational configuration setting. The battery threshold manager allows the user to select a trigger and set its associated condition for turning off at least one application, service, or component of the mobile device when the condition is reached. Using the profile based battery manager, the user can select one of multiple profiles and set the mobile device to operate in an operational configuration setting corresponding to the selected profile.

Abstract: An apparatus for indicating power level of battery includes a computer base, a cover pivotally mounted to the computer base, and a battery module mounted to the cover. The battery module includes a battery volume calculating chip and a first battery. The battery volume calculating chip includes a first power level detecting pin. An anode of the first battery is electrically coupled to the first power level detecting pin. A cathode of the first battery is grounded. The battery volume calculating chip detects power level information of the first battery by the first power level detecting pin. The battery volume calculating chip calculates power level of the first battery according to the power level information, and transmits power level of the first battery to the computer base by the data signal output pin. The computer base displays power level of the first battery on the battery module.

Abstract: Various embodiments provide systems, computer program products and computer implemented methods. In some embodiments, the system includes a computer-implemented method of binning at least one integrated circuit chip, the method including determining a baseline operational voltage for the at least one integrated circuit chip, determining a total operational power threshold for the at least one integrated circuit chip, determining an initial performance characteristic for a first component of the at least one integrated circuit chip, operating the first component at a driving voltage higher than the baseline voltage to raise the initial performance characteristic of the first component to a raised performance characteristic while ensuring that operational power does not exceed the operational power threshold and assigning the at least one integrated circuit chip to a performance bin based on the raised performance characteristic.

Abstract: A data buffer system includes a plurality of data buffer modules and a plurality of switching units. The data buffer module is configured for buffering a corresponding data signal. The data buffer module includes a plurality of buffers. The buffers are electrically coupled in series. The switching unit is configured for supplying power to the corresponding buffer in accordance with a regulated voltage. Each of the switching units is electrically coupled between the corresponding one of the buffers and the supply voltage. A power control method for a data buffer system is also provided.

Abstract: A system and methods for delivering power to a multitude of portable electronic devices is provided. More specifically, the system and methods provide for powering different portable electronic devices through a central charging device. The method of delivering a power supply to a plurality of portable electronic devices includes determining a power requirement for each of the portable computing devices and supplying the power requirement to each of the portable computing devices in a daisy chain configuration using a central power device.

Abstract: Based on bounds of a period of reduced operation for a base device, a base device generates a power management message for transmission to a peripheral device. In the power management message, the base device inserts bounds of a period of reduced operation for the peripheral device. As a result, the periods of reduced operation conserve battery power in both devices and the two devices may reestablish a communications channel upon reaching the end of the period of reduced operation and resuming normal operations.

Abstract: Automated infrastructure management systems and methods document infrastructure elements within a facility, provide a comprehensive record of all network-connected equipment within a facility, and facilitate trouble shooting of network-connected equipment. An automated infrastructure management system includes a plurality of intelligent patch panels, each comprising a plurality of connector ports connected to individual communication channels of a network, a controller in communication with at least some of the intelligent patch panels that obtains connectivity information for the intelligent patch panel's ports, and management software in communication with the controller.

Abstract: An electronic apparatus comprising: a main body including a reception unit and a processing unit; and a power supply device switches between an operation state for supplying power from an external power source to the main body and a standby state for supplying power from a secondary battery to the reception unit without supplying power from the power source to the main body. Charging of the battery with power from the power source is performed during the operation state and is terminated when a value indicating power level of the battery reaches a threshold value Vt satisfying (discharge lower limit VL+Vs)?Vt<charge upper limit VH, Vs denoting a decrease in power level occurring when power from the battery is supplied to the reception unit for an estimated maximum duration of the standby state within a time period having a unit time length.

Abstract: A system of delaying the shutdown of a server, the server including a data processing unit connected to an external power supply unit. The delay system includes a delay controlling unit, a first discharging unit, and a second discharging unit. The delay controlling unit is coupled to the data processing unit and thus the external power supply unit. On shutdown, the first discharging unit discharges to provide power for data processing unit, the second discharging unit is invoked to continue supplying power for a necessary period when the discharging voltage value of the first discharging unit is found to be less than a predetermined voltage value.

Abstract: A component control system includes a component. At least one component element is included in the component. A component controller is included in the component, coupled to the at least one component element, and operable to couple to an Information Handling System (IHS) controller. The component controller is operable to receive a normalized component performance (NCP) value from the IHS controller. The NCP value is associated with at least one component output range. The component controller is also operable to provide a control signal that is associated with the NCP value to the at least one component element. In response to receiving the control signal, the at least one component element operates such that the component produces at least one component output, and each component output produced by the component is within a corresponding component output range.

Abstract: A method for thermal relationships based workload planning in a data processing environment is provided in the illustrative embodiments. For a data processing system having a cooling correspondence with a cooling unit in the data processing environment, a determination is made of a fraction of an additional heat generation potential of the data processing system that the cooling unit will have to dissipate. Using the fraction and a cooling capacity utilization of the cooling unit at a given time, an expected cooling capacity utilization is computed. A workload on the data processing system is adjusted in response to the expected cooling capacity utilization exceeding a threshold.

Abstract: A method of monitoring power load of a data center includes monitoring a power usage of a cluster of the data center, monitoring a power usage of a power distribution unit (PDU) of the data center, and monitoring a power usage of at least one of a rack of the data center or a computer within a rack of the data center.

Abstract: A printing apparatus includes a first processor which is connected to a first memory and converts print data into an image data format based on a page description language, a second processor which is connected to a second memory and performs image processing for print data of the image data format to generate data of a format interpretable by a printing unit, and a communication control unit which externally receives print data and transfers the received print data to either the first memory or second memory based on a descriptor. The second processor determines the format of received print data. When the print data has the page description language format, the first memory is set as the transfer destination in the descriptor. When the print data has the image data format, the second memory is set as the transfer destination in the descriptor.