Abstract: A power meter or other electrical device is provided having two independent and communicatively isolated Ethernet ports. The first Ethernet port is addressable by a first unique identifier and is configured for enabling full access to the power meter via an internal LAN. This enables a LAN operator to remotely access the power meter via the internal LAN for performing metering functions, such as full telemetry, control and programming. The second Ethernet port is addressable by a second unique identifier and is configured for being connected to the Internet. Since the second Ethernet port is communicatively isolated from the first Ethernet port, a user can access the power meter via the Internet, but cannot access the internal LAN by connecting to the power meter via the Internet.

Abstract: A computer-implemented method includes: learning, by a computer device, a delivery for response content in view of types of queries; awakening, by the computer device, in response to receiving an activation command; receiving, by the computer device, a query; determining, by the computer device, a context of the query; determining, by the computer device, a digestibility of a response to the query; and determining, by the computing device, to output a response to the query as one of an audio response, a displayed response, and an audio response and a displayed response to the user, wherein the determining is based on the learning, the determined context of the query, the determined digestibility of the response, and the preferences of the user for receiving the response.

Abstract: Memory devices might include a plurality of memory cell pairs each configured to be programmed to store a digit of data; and control circuitry configured to cause the memory device to compare the stored digit of data of each memory cell pair to a received digit of data, determine whether a match condition or a no-match condition is indicated between the stored digit of data of each memory cell pair and the received digit of data, and deem a match condition to be met between the received digit of data and the stored digits of data of the plurality of memory cell pairs in response to a match condition being determined for a majority of memory cell pairs of the plurality of memory cell pairs.

Abstract: A semiconductor integrated circuit includes a first circuit connected to a power supply line, a determination portion configured to determine whether a voltage drop in the power supply line affects an operation of the first circuit, and a power supply voltage control portion configured to control change of a power supply voltage value on the basis of a determination result of the determination portion.

Abstract: Systems and methods are provided for controlling power down of an integrated dual rail memory circuit. The power down system is configured to power down the power rail for input and logic components (VDD) while maintaining power to the power rail for the memory cells (VDDM). The power down system includes two voltage rails, a clock generator, and a power detector for detecting the power on VDD. The power detector generates an isolated power signal when voltage on VDD is below a voltage threshold. The isolated power signal is configured to disable the clock generator and thus reduce dynamic power as the read/write cycle is not triggered during power down.

Abstract: A passive cable adaptor for connecting a data source device with a display device is described. The adaptor has a packet-based interface connector at one end, the connector having a positive main link pin, a negative main link pin, a positive auxiliary channel pin, and a negative auxiliary channel pin. At the other end is a micro serial interface connector, wherein multimedia content is transmitted over the cable adaptor and electrical power is supplied over the cable adaptor simultaneously. The cable adaptor has an auxiliary and hot plug detect (HPD) controller utilized to map the auxiliary channel and HPD signals of the packet-based digital display to the micro serial interface ID signal.

Abstract: A Computational Digital Low Dropout (CDLDO) regulator is described that computes a required solution for regulating an output supply as opposed to traditional feedback controllers. The CDLDO regulator is Moore's Law friendly in that it can scale with technology nodes. For example, CDLDO regulator of some embodiments uses a digital approach to voltage regulation, which is orders of magnitude faster than traditional digital LDOs and enables regulation at GHz speeds, making fast dynamic DVFS a reality. The CDLDO also autonomously tunes out the effects of process-voltage-temperature (PVT) and other non-idealities making the settling time totally variation tolerant.

Abstract: Hybrid wire-fiber data networks that include wire-fiber transceivers protected against environmental interferences. In some embodiments, a hybrid-wire-fiber data network of this disclosure provides a fiber-optic link between portions of one or more wired networks. In some embodiments, a hybrid wire-fiber data network of this disclosure includes a fiber-optic link that relies only on message-priority arbitration performed on wired portions of one or more wired networks. In some embodiments, a wire-fiber transceiver of this disclosure includes electromagnetic environment (EME) protective circuitry for one or both of input power and input signals. In some embodiments, a wire-fiber transceiver of this disclosure is configured for use with a controlled area network media-access protocol (CAN) and/or a derivative of CAN. Various data communication and other methods are also disclosed in addition to hybrid wire-fiber data networks and components thereof.

Abstract: The disclosure describes artificial reality (AR) systems and techniques that enable hierarchical power management of multiple devices within a multi-device AR system. For example, a multi-device AR system includes a device comprising one of a peripheral device configured to generate artificial reality content for display or a head-mounted display unit (HMD) configured to output artificial reality content. The device comprises a System on a Chip (SoC) that includes a host subsystem and plurality of subsystems. Each subsystem includes a child energy processing unit configured to manage power states for the subsystem. The host subsystem includes a parent energy processing unit configured to direct power management of each of the child energy processing units of the plurality of subsystems.

Abstract: Various systems and methods for adapting a computer based on user attentiveness are described herein. A system for attention-based gesture recognition includes processing circuitry to: access an image of a user, the user proximate to a computing device; determine, based on the image, whether user is attentive to the computing device; and selectively enable or disable a function of the computing device depending on whether the user is attentive.

Abstract: In one embodiment, a processor includes a minimum energy point (MEP) controller to: generate a change in thermal tracking information, based at least in part on prior and current thermal information; generate a change in activity tracking information, based at least in part on prior activity information and current activity information; and determine a MEP performance state based at least in part on the change in thermal tracking information and the change in activity tracking information. Other embodiments are described and claimed.

Abstract: Methods and systems for power management are disclosed. The disclosed power management method and systems may improve the likelihood of data processing systems providing desired computer implemented services while meeting power budget goals and/or other types of goals regarding power consumption, use, and/or provisioning. To improve the likelihood of the power budgets being met, the system may dynamically update power allocations to various components of data processing systems. The power allocations may be dynamically allocated by predicting how changes in existing power allocations may impact the ability of the data processing system to service power allocation requests. If it appears that changes in one or more existing power allocations may allow a power allocation request to be serviced, then the power allocations may be dynamically reallocated to free allocable power. The freed allocable power may be used to service the power allocation.

Abstract: The transmission device with external power includes a first USB type-C connector, a second USB type-C connector, a power transmission cable, a data transmission cable and a switching unit. The first USB type-C connector and the second USB type-C connector are connected to the first electronic device and the second electronic device. The power transmission cable is connected to the first USB type-C connector and the second USB type-C connector, so that the first electronic device supplies power to the second electronic device through the power transmission cable according to charging information of the second electronic device. The switching unit is connected to a power input end and the second USB type-C connector through the power transmission cable. When the first electronic device supplies power to the second electronic device, the switching unit is turned on and the power input end supplies power to the second electronic device.

Abstract: A method of securing functionalities of an integrated subscriber identification module (iSIM) on an information handling system may include with an embedded controller (EC), detecting a powering-up process at the information handling system and determine a chain of trust access keys during bootup; with the execution of the EC, detecting and activating a wireless wide area network (WWAN) module; with the execution of the EC, detecting and accessing an integrated subscriber identity module (iSIM); with the execution of the EC, authenticating access to iSIM content including authorization information and carrier profile information with the chain of trust access keys generated from encryption keys based on digital signatures; and sending the authorization information and carrier profile information form the iSIM to the WWAN module for authentication, wirelessly, with a switched multimegabit data service (SM-DS) server associated with the carrier profile.

Abstract: A power supply circuit includes a power supply which supplies DC power to a load, a switch which is selectively operable to (i) cause a short-circuit to occur between a DC power supply and an input terminal of the power supply and (ii) open a connection between the DC power supply and the input terminal of the power supply, a sensor which measures a temperature and a processor configured to control the switch to open the connection in response to a decision that the DC power is not being supplied to the load even when the switch is being controlled to cause the short-circuit to occur, and control the switch to cause the short-circuit to occur after a predetermined time elapses after controlling the switch to open the connection in response to the decision. The predetermined time is set based on the temperature measured by the sensor.

Abstract: A Power over Ethernet (PoE) Powered Device (60) is described herein that includes an auxiliary processor (62) that negotiates a power level with a PoE Power Sourcing Equipment using a first link layer (650), means for holding the PoE Powered Device in a low power state, and a second link layer (50) that allows the main processor to communicate over the Ethernet.

Abstract: Emergency power control systems enable Power-over-Ethernet (PoE) devices to be powered by primary and emergency power sources.

Abstract: Power management for an integrated circuit. At least one example embodiment is a method of operating an integrated circuit on a semiconductor substrate, the method comprising: measuring, by a body voltage controller, a signal indicative of power consumption of devices on the semiconductor substrate, the body voltage controller implemented on the semiconductor substrate; creating, by the body voltage controller, a value indicative of a modified body voltage, the creating based on the signal indicative of power consumption; and modifying, by a body voltage converter on the semiconductor substrate, a body voltage applied to a plurality of transistors on the semiconductor substrate, the modification responsive to the value indicative of the modified body voltage.

Abstract: A storage device may include a connector comprising a power management pin, a detector circuit configured to detect a transition of a power management signal received on the power management pin, and a power management circuit capable of configuring power to at least a portion of the storage device based, at least in part, on the detector circuit detecting a transition of the power management signal. The connector may further include a port enable pin, and the power management circuit may be configured to be disabled based, at least in part, on a state of the port enable pin. A storage device may include a connector comprising a power management pin, a nonvolatile memory, and a power management circuit configured to operate in a first power management mode based on determining a first state of the nonvolatile memory.

Abstract: A system and a method for predicting a battery consumption of an electric vehicle are disclosed. The battery consumption prediction system of the electric vehicle predicts the battery consumption considering an overall state of the electric vehicle and an external environment of the electric vehicle. The battery consumption prediction system of the electric vehicle may be associated with an artificial intelligence module, a robot, an augmented reality (AR) device, a virtual reality (VR) device, devices related to 5G services, and the like.

Abstract: A power management arrangement (10) for a device connection system 5 is described. The power management arrangement comprises a processing module (30) connected to data communication lines (35) for exchanging data with one or more peripherals (100), an interrupt interface (20) connected to interrupt channels (25) for sending an interrupt to and from one or more of the peripherals (100), and a local storage (50) connected to the processing module (30) for storing of logic operations relating to communication with and operation of the plurality of peripherals (100).

Abstract: Data center mechanical infrastructure is incrementally deployed and commissioned to support incremental changes in computing capacity in a data center while mitigating interaction between infrastructure being commissioned and installed computer systems. Incremental mechanical infrastructure commissioning can be concurrent with incremental electrical infrastructure commissioning and includes operating mechanical infrastructure to remove heat generated as a result of operating electrical infrastructure to support simulated electrical loads as part of electrical infrastructure commissioning. Incremental mechanical infrastructure deployment can be based on the power support capacity provided by incrementally deployed electrical infrastructure.

Abstract: In one embodiment, a method includes transmitting multi-phase pulse power from power sourcing equipment to a powered device in a data center, wherein the multi-phase pulse power comprises multiple phases of power delivered in a sequence of pulses defined by alternating low direct current voltage states and high direct current voltage states, and synchronizing the pulses at the power sourcing equipment with the pulses at the powered device.

Abstract: Power over Ethernet system having multiple power source devices comprising a control device that controls power distribution to a plurality of communication ports. In the control device, a master controller provides a power supply to power consumption look-up-table to a plurality of control circuits in various manners via a series bus. When one power source device shuts down, each control circuit can rapidly shut off selected port switches connected thereto.

Abstract: A disclosed technique includes triggering a change for a first set of one or more functional elements and for a second set of one or more functional elements from a high-power state to a low-power state; saving first state of the first set of one or more functional elements via a first set of one or more save-state elements; saving second state of the second set of one or more functional elements via a second set of one or more save-state elements; powering down the first set of one or more functional elements and the second set of one or more functional elements; and transmitting the first state and the second state to a memory.

Abstract: In one embodiment, a method for managing a light source of a power adapter includes: determining that the power adapter is coupled to a power supply; causing the light source to be in a first illuminated state indicating that the power adapter is receiving the power from the power supply; determining that a first instance of a threshold period of inactivity has occurred; causing the light source to be in an unilluminated state; determining that the power adapter is communicably coupled to an information handling system; causing the light source to be in a second illuminated state indicating that the power adapter is providing the power to the information handling system; determining that a second instance of the threshold period of inactivity has occurred; and causing the light source to be in the unilluminated state.

Abstract: Methods and systems for managing power for a Power over Ethernet (PoE) device are disclosed herein. The method may include obtaining, by a supervisor, power information from a plurality of power supply units (PSUs) to obtain total consumed power; obtaining, by the supervisor, a total system power capacity value associated with the plurality of PSUs; and calculating, by the supervisor, a total available PoE power value using the total consumed power and the total system power capacity value; and making a first determination, by the supervisor, using the total available PoE power value and a PoE power table, whether a powered device should stop receiving power.

Abstract: Provides is a method for memory swap. The method for memory swap according to the present disclosure may comprise storing a plurality of pages in a volatile memory; intercepting at least one page among the plurality of pages before the at least one page is discarded from the volatile memory; and compressing the at least one intercepted page and storing the compressed page in a memory swap space, wherein the plurality of pages include a first page, which is a clean page among file-mapped pages, and a second page, which is an anonymous page.

Abstract: In an embodiment, a powered device (PD) interface circuit includes a lower priority PD and a higher priority PD. The lower priority PD is configured to receive, and to couple to a power supply onboard a subsystem, a first power signal from first power source equipment (PSE). And the higher priority PD is configured to receive a second power signal from second PSE, to couple the second power signal to the power supply, and to prevent the lower priority PD from coupling the first power signal to the power supply while the higher priority PD is coupling the second power signal to the power supply. That is, such a PD interface circuit is configured to impart a respective priority to each PD such that if two or more PDs receive power from respective PSEs, then the interface circuit enables only the PD having the higher priority to couple a corresponding PSE power signal to the power supply onboard the subsystem.

Abstract: In some examples, the disclosure describes a device, comprising: a processor, and a non-transitory memory resource storing machine-readable instructions stored thereon that, when executed, cause the processor to: activate a dynamic power reduction mode for a device in response to identifying the device is in a first power state associated with a first account, and deactivate the dynamic power reduction mode for the device in response to identifying the device is in a second power state associated with a second account.

Abstract: A system and method for managing energy consumption of one or more processor cores in a multicore processing device. The method includes recording an activity level of one or more processor cores within a multicore processing device and translating each activity level of the one or more processor cores to a respective charge value. The method also includes generating, at least partially subject to each translated charge value, one or more charge replenishment requests associated with the one or more processor cores. The method further includes determining the one or more charge replenishment requests exceeds a power delivery capacity to the multicore processing device. The method also includes regulating the processing activity of the one or more processor cores to decrease a power consumption for the one or more processing cores.

Abstract: Examples are disclosed that relate to allocating power to peripheral device interfaces. One example provides, at a computing device, a method, comprising obtaining a measurement of power consumption by one or more peripheral devices, and based at least on the measurement and on a maximum power tolerance of a power source, allocating to each respective interface a minimum portion of power output from the power source. The method further comprises rendering a remainder of the maximum power tolerance available for consumption by one or more processors, the remainder including the maximum power tolerance minus a sum of the minimum portions, where the remainder and a system portion of power output are available for consumption by the one or more processors, and where a performance attribute of the one or more processors is not throttled while total power consumption does not exceed a threshold power output from the power source.

Abstract: A state estimation method for an energy storage device includes: acquiring, by a first method, a first probability distribution that expresses the state of the energy storage device 61 in the form of a probability distribution; acquiring, by a second method, a second probability distribution that expresses the state of the energy storage device in the form of a probability distribution; and estimating the state of the energy storage device on the basis of the first probability distribution and the second probability distribution.

Abstract: An information processing apparatus includes an ensuring circuit configured to maintain an operation of a first storage connected to a first system in a case where a detection unit detects reduction in voltage of a power supply. A control unit is configured to copy at least data necessary for activating the information processing apparatus from a second storage connected to a second system to the first storage in a case where the first storage is set not to store the data necessary for activating the information processing apparatus and a second storage is set to store the data necessary for activating the information processing apparatus.

Abstract: A method of controlling energy supply in an energy distribution network is disclosed. The energy distribution network comprises an energy generation facility adapted to supply energy to the energy distribution network and an energy consumer adapted to consume energy from the energy distribution network. The method comprises, at the energy generation facility: detecting a curtailment condition, the curtailment condition indicating that the energy generation facility should curtail its supply of energy to the energy distribution network; in response to the curtailment condition, transmitting, via a communications link, a request to increase energy consumption to the energy consumer; receiving a reply message from the energy consumer via the communications link; and controlling energy output from the generation facility in dependence on the reply message.

Abstract: Embodiments herein describe assigning different linearity operating points of a front end of a radio to groups of user devices when transmitting data using OFDMA. That is, when transmitting a PPDU to a first group of user devices, an access point (AP) may set the front end of the radio to a lower linearity operating point than when transmitting a PPDU to a second group of user devices. Using a higher linearity operating point can increase the data rate used to transmit the PPDU—e.g., the AP can use a higher modulation coding scheme (MCS). This can reduce the time the PPDUs have to wait in a queue before being transmitted.

Abstract: Apparatuses and methods related to power domain boundary protection in memory. A number of embodiments can include using a voltage detector to monitor a floating power supply voltage used to power a number of logic components while a memory device operates in a reduced power mode, and responsive to the voltage detector detecting that the floating power supply voltage reaches a threshold value while the memory device is in the reduced power mode, providing a control signal to protection logic to prevent a floating output signal driven from one or more of the logic components from being provided across a power domain boundary to one or more of a different number of logic components.

Abstract: A current-sharing control circuit, a power supply system and a current-sharing control method are disclosed. One embodiment of the power supply system comprises: multiple CV/CC power supplies connected in parallel to a load, whose nominal output voltages are the same and CV mode to CC mode switching points are adjustable; a current-sharing control circuit including an average load current sensor which senses a total current supplied to the load and outputs a first level linearly related to an average load current equal to the total current divided by the number of the working power supplies, and an output current sensor which senses an output current of each power supply and outputs a second level linearly related to the output current. The control circuit provides feedback signals related to the first level and the respective second levels to the power supplies to adjust their switching points to the average load current.

Abstract: An online software upgrade device for maintaining operation uninterrupted is disclosed. One embodiment includes a processing unit having first power and chip enabling pins and a controlling pin, an expansion I/O chip having second power and chip enabling pins and a controlled pin, and a pull-down resistor having a first end connecting with the first and second chip enabling pins. The first power enabling pin outputs a first power enabling signal and connects a power source, the first chip enabling pin outputs a first chip enabling signal and connects a driving pin of a controlled chip, and the controlling pin outputs an operation signal. The second power enabling pin connects with the first power enabling pin and outputs a second power enabling signal, the second chip enabling pin connects the first chip enabling pin and outputs a second chip enabling signal, and the controlled pin connects with the controlling pin.

Abstract: According to one embodiment, an Information Technology (IT) power system for a data center. The system includes a utility power source, an IT cluster that includes a several pieces of IT equipment. The cluster is coupled to the source and is configured to draw power from the source and provide the drawn power to the pieces of IT equipment. The system also includes a photovoltaic (PV) system that includes a PV panel that is arranged to convert solar radiation into direct current (DC) power. It also may include a voltage sensor and a controller that are configured to decouple the cluster from the source and to couple the cluster to the PV system such that the cluster draws the DC power directly from the PV panel when the output voltage of the PV panel sensed by the voltage sensor exceeds a threshold value.

Abstract: A vehicle includes a first controller that sends a request to enter a lower power mode, and a plurality of second controllers. The second controllers each periodically send the first controller signals indicating operation in a normal power mode while being powered by a primary power converter, and responsive to receiving the request, do not send the signals during the low power mode while being capable of powered by an auxiliary power converter that has a maximum power limit less than the primary power converter. Also, the first controller, responsive to not receiving the signals for a predetermined period of time, disconnects the first and second controllers from the primary power converter.

Abstract: This document describes methods, devices, and systems for configuring a smartphone (102) for network connectivity via a charging station (120), in which the smartphone (102) detects a connection or a coupling to the charging station (120). In response to the detection of the connection or coupling to the charging station (120), the smartphone (102) configures a WLAN transceiver (228) as a WLAN access point and forms a mesh WLAN network with one or more other WLAN access points (114). In other aspects, the charging station (120) detects the presence of the smartphone (102) that is connected or coupled to the charging station (120). In response to sensing the presence of the smartphone (102), the charging station (120) configures power and charging circuitry (244) to charge a battery of the smartphone (102) and configures WLAN radio circuitry (232) to relay WLAN communications for the smartphone (102).

Abstract: A discharge device is provided. The discharge device discharges an internal power of an electronic device. The discharge device includes a voltage regulation circuit, a charge storage circuit, a control signal generator and a discharge path. The voltage regulation circuit regulates the internal power to a regulated power. The charge storage circuit stores the regulated power. The control signal generator is configured to receive the regulated power and an external power, enabled according to the regulated power, and generating a control signal in response to a voltage level of the external power. The discharge path is configured to receive the internal power, and turned on according to the control signal to discharge the internal power.

Abstract: Power governance circuitry is provided to control a performance level of a processing unit of a processing platform. The power governance circuitry comprises measurement circuitry to measure a current utilization of the processing unit at a current operating frequency and to determine any change in utilization or power and frequency control circuitry is provided to update the current operating frequency to a new operating frequency by determining a new target quantified power expenditure to be applied in a subsequent processing cycle depending on the determination of any change in utilization or power. A new operating frequency is selected to satisfy the new target quantified power based on a scalability function specifying a variation of a given value of utilization or power with the operating frequency. A processing platform and machine readable instructions are provided to set a new quantified target power of a processing unit.

Abstract: A smart charger and associated methods and systems are disclosed. The smart charger identifies an anticipatory event that triggers battery charging, selects a battery charging profile that matches the anticipatory event, charges the battery of a mobile device based on the battery charging profile, and updates criteria for identifying anticipatory events and/or the battery charging profile that matches the anticipatory event.

Abstract: An electronic device includes a connection unit that receive power from a power supply apparatus via a first terminal, a communication control unit that communicates with the power supply apparatus via a second terminal to receive power supply capability information of the power supply apparatus, and a control unit that disables activation of the electronic device before the communication control unit receives a predetermined notification from the power supply apparatus.

Abstract: A semiconductor device and the like for maintaining a required function while suppressing unauthorized accesses are provided. The semiconductor device 100 includes a main control device 110 and a sub-control device 120. The main control device 110 includes a main memory 112 for storing main programs for receiving external signals, and a trigger signal output circuit 115 for outputting a trigger signal when an abnormal signal process differs from preset signal processing is performed. The sub-control device 120 is coupled to the main control device 110, and includes a trigger signal obtaining circuit 121 for obtaining a trigger signal, and a sub-program outputting circuit 123 for outputting a sub-program to the main control device 110 based on the obtained trigger signal.

Abstract: A mobile device allows transmission of additional outgoing application data requests in response to occurrence of receipt of data transfer from a remote entity, user input in response to a prompt displayed to the user, and a change in a background status of an application executing on the mobile device. Additional outgoing application data requests are foreground application requests.

Abstract: An information handling system includes a memory module having a first thermal sensor for a first memory channel, and a second thermal sensor for a second memory channel. A processor receives a first temperature from the first thermal sensor and a second temperature from the second thermal sensor, and performs a first high bandwidth access of the first memory channel. In response to a predetermined amount of time ending, the processor: receives a third temperature from the first thermal sensor and a fourth temperature from the second thermal sensor; determines a first temperature delta based on a difference between the third and first temperatures; and determines a second temperature delta based on a difference between the fourth and second temperatures. Based on the first and second temperature deltas, the processor determines whether the first or second memory channel is an upstream memory channel.

Abstract: A method and apparatus for charging one or more rechargeable batteries or secondary cells. The method includes providing an external source of power, one or more rechargeable batteries or secondary cells, and a charging device. The charging device includes one or more computing or control devices and one or more semiconductor devices. At least a portion of the one or more semiconductor devices are in electrical communication with the external power source and at least a portion of the one or more semiconductor devices are in electrical communication with at least a portion of the one or more rechargeable batteries or secondary cells. Once a charging mode has been selected, the charging device will allow the external source of power to supply an amount of power to the one or more rechargeable batteries or secondary cells.