Abstract: In one example, a system for managing power states can include a processor to detect a power state transition operation and detect historical callback information for each of a plurality of drivers of the system. The processor can also sort the plurality of drivers into a plurality of driver groups based on the historical callback information and execute the power state transition operation by transmitting a plurality of power state instructions for each driver to a plurality of processors based on the plurality of driver groups.

Abstract: An electrical power distribution system and apparatus is provided that that is comprised of multi-source connections, multi-load connections and bi-directional connections, where the system is configured to be multi-functional, hot swappable, changeable, expandable, configurable and controllable.

Abstract: An information handling system (IHS) may include a battery management unit (BMU) that remains operational when the IHS in general is in a powered off state. A processor is operational when the IHS in general is in a powered on state but not when the IHS in general is in a powered off state. The BMU is configured to obtain charge and discharge pattern information while the IHS in general is in the powered off state, to transmit the charge and discharge pattern information to the processor when the IHS in general is in the powered on state, to receive user control information from the processor, and to control charge and discharge of a battery according to the user control information when the IHS in general is in the powered off state.

Abstract: A computer system includes power supply providing at least one secondary supply voltage to generate operating voltage and a standby voltage; a system board with a plurality of system components arranged thereon; at least one sequencing microcontroller arranged on the system board for time-controlled provision of at least one of the operating voltage and the standby voltage to the plurality of system components; and at least one button that switches the computer system from a standby state to an operating state; wherein the sequencing microcontroller is configured, when the button is held for a first predefined time period indicating a forced switching of the computer system from the operating state to the standby state, to disconnect the plurality of system components from both the operating voltage and the standby voltage for a second predefined time period so that each of the plurality of system components is reset.

Abstract: A storage battery management method, performed by a communication terminal includes: acquiring, from the first storage battery, storage battery information of the first storage battery; storing, in a memory, the acquired storage battery information when the storage battery information is acquired from the first storage battery; receiving a first request from a management server, the first request requesting the communication terminal to transmit first storage battery information to the management server, the first storage battery information being the storage battery information of the first storage battery; and transmitting, when the communication terminal receives the first request from the management server, the first storage battery information to the management server, based on the storage battery information stored in the memory.

Abstract: When a communication device obtains an IP address from a DHCP server at the time of detecting link-up, an IP address of the communication device is changed before and after the link-up. When link-up is detected, the communication device determines whether or not it is necessary to obtain an IP address from the DHCP server again. Then, in a case where it is unnecessary to obtain an IP address from the DHCP server again, the communication device does not obtain the IP address from the DHCP server.

Abstract: A method of batch processing that includes registering item types to be processed by a batch management system including care instructions for the item types; recording batch items being added to a batch processing machine; and determining compatibility of at least one of each of said batch items being added to the batch processing machine to a total batch with an item to be processed to registered item match generator of said batch management system. Determining compatibility includes matching at least one of each item being added to the batch processing machine to the care instructions of the registered item types. The method may further include reporting compatibility of at least one of each item being added to the batch processing machine.

Abstract: In an embodiment, a processor includes processing engines to execute instructions and power limit logic. The power limit logic is to: in response to a plurality of power spikes, perform a number of soft throttling events and a number of hard throttling events in a first processing engine; determine a ratio of the soft throttling events to the hard throttling events; compare the determined ratio to a desired goal; and adjust one or more throttling parameters in response to a determination that the determined ratio does not match the desired goal. Other embodiments are described and claimed.

Abstract: A cabinet door includes a transparent cover plate, an outer frame secured with the transparent cover plate, and an inner frame arranged inside the outer frame and supporting the transparent cover plate that includes a reflecting region coated with a reflective coating and a light transmitting region surrounding the reflecting region; the light transmitting region includes a plurality of light transmitting edges annularly arranged around the reflecting region, and a light transmitting corner is formed between any two adjacent light transmitting edges. Each of first lamp strips is secured on the inner frame and arranged on the same sides as the respective light transmitting edges correspondingly. Each of second lamp strips is secured on the inner frame, one second lamp strip is arranged between any two adjacent first lamp strips, and the second lamp strips correspond to the respective light transmitting corners one by one.

Abstract: It is necessary to suppress the interruption of the power supply when the power source is changed. A power receiving apparatus receives power from a first power source or a second power source, and one of power from the first power source and power converted by a voltage conversion unit is supplied to a load unit, based on a result of detection of whether the power receiving apparatus is connected to the first power source, a result of detection of whether the power receiving apparatus is connected to the second power source, and a voltage that can be supplied from the second power source.

Abstract: An apparatus is provided which comprises: a first device coupled to a first power supply rail; a second device coupled in series with the first device, wherein the second device is coupled to a second power supply rail; and a third device coupled to the first and second power supply rails, wherein the first device is controllable by a first input, wherein the second device is controllable by a second input, wherein the third device is controllable by a third input, and wherein the first input is an analog bias between a high power supply level and a ground supply level.

Abstract: A PoE power supply system includes a cable, a power supply device, a power reception device, and a request switch. The power supply device includes a power supply block and a power supply control block. The power supply block is configured to enable a connection state between the power supply device and the cable to be switched. The connection state includes a power supply state in which the power supply device is supplied with power required for operating the power supply device via the cable, and a standby state in which the power supply request signal is receivable by the power supply device via the cable. The power supply control block is configured to switch the connection state to the power supply state in response to receiving a power supply request signal output from the request switch and requesting the power supply device to resume supplying the power.

Abstract: Systems and methods for browser credential management for terminal server sessions. An example method comprises: receiving, by a terminal server, a credential manager API request intercepted by a hook module installed into a browser running within a terminal session managed by the terminal server; forwarding the intercepted API request to a terminal service client application running on a client computer system; receiving, from the terminal service client application, a client response to the intercepted API request; producing, using the client response, a terminal server response to the intercepted API request; and forwarding the terminal server response to the hook module.

Abstract: A display device according to an embodiment includes a first power module that receives AC power from an external power supply, a second power module that receives the AC power through the first power module, and a load circuit that outputs a specified signal when a user input is received. A configuration of the display device with the three power modules reduces an inrush current when the display device is turned on. Also, a configuration of the display device with the three power modules reduces a standby power consumption when the display device is not turned on.

Abstract: The present disclosure pertains to systems and methods for generating a virtual display using a unidirectional communication channel. In one embodiment, a system may comprise a transmitting device including a processing subsystem to generate a representation of an encoded signal comprising information to be displayed on a virtual display. A virtual display transmission subsystem may transmit the encoded signal. A receiving device may comprise a virtual display reception subsystem to receive the encoded signal. A processing subsystem may extract the information to be displayed on the virtual display from the encoded signal and generate a representation of the virtual display. A virtual display subsystem may display the representation of the virtual display. The virtual display transmission subsystem and the virtual display reception subsystem may create a unidirectional communication channel from the transmitting device to the receiving device.

Abstract: A wireless communication device (UE) may include random access memory and associated software configured to selectively place different memory banks into either an active power on mode, retention mode, or power off mode. The selective placement of memory banks into different modes may be performed based on a variety of factors including software module voting information, a current power mode of the memory banks, one or more software program(s) and/or data currently stored on the memory banks, and a counter that counts an amount of time during which a memory bank is not accessed. The placement of memory banks into different modes may be controlled by a memory controller coupled to the memory banks.

Abstract: Techniques relating to communicating system events in universal serial bus (USB) power delivery (PD) devices are described. In an example, a USB PD controller receives a notification of a system event in a first device associated with the USB PD controller, the system event being based on one of a change in machine state of the first device and occurrence of a user interaction event in the first device. A PD protocol based message, indicative of the system event in the first device, is generated. The PD protocol based message provides for activation of a predefined profile setting in a second device, wherein the second device is to interface with the first device through the USB PD controller.

Abstract: The systems and methods for enabling a lightweight VMM to efficiently interrupt virtual machines are provided. In some examples, the lightweight VMM is configured to utilize a self IPI to deliver external interrupts to the virtual machines. The self IPI may be generated by writing one or more values, including an identifier of the external interrupt, to an ICR of a programmable interrupt controller. The programmable interrupt controller may retrieve the one or more values from the ICR, identify the external interrupt and process the external interrupt, which culminates in the external interrupt being written to an IDT of a virtual machine targeted for interrupt delivery by the lightweight VMM.

Abstract: A method, apparatus and computer program are provided for allocating power amount a plurality of computing devices. The method includes determining a current power capping amount for each of a plurality of computing devices and obtaining a current power usage of each computing device. The method further includes determining, for each computing device, an updated power capping amount based on whether or not the current power usage of the computing device has reached the current power capping amount of the computing device during a current period of time. The updated power capping amount is allocated to the respective computing devices, and a power supply is caused to deliver power to each computing device in an amount up to the updated power capping amount that has been allocated to the respective computing device.

Abstract: Methods and systems for supplying more power than a power limit to a powered device (PD) if the PD is capable of receiving power more than the power limit, and receiving power more than the power limit from a power sourcing equipment (PSE) if the PSE is capable of supplying power more than the power limit. The PD and the PSE operates in a power over Ethernet (PoE) environment. The system comprises a power receiving section and a power supply section. The power receiving section comprises a first power-receiving circuit and a second power-receiving circuit, where the first power-receiving circuit is used when receiving power up to the power limit, and the second power-receiving circuit is used when receiving power more than the power limit.

Abstract: The disclosure describes a programmable power management system for NAND Flash devices. In one embodiment, dedicated match logic is provided to store program counters responsible for peak power consumption of one or more NAND Flash dies. Upon detecting that a current program counter equals a stored program counter, a high current enable signal is toggled causing at least one NAND Flash die to suspend operations, thereby reducing peak power consumption of the NAND Flash device.

Abstract: Additional workloads are assigned among servers in a power-efficient manner. For each of a plurality of servers, a stored power efficiency/capacity utilization relationship is accessed, current component power consumption values are obtained, and a current power consumption efficiency is calculated. An amount of capacity utilization necessary to perform an additional workload is obtained, and a predicted power consumption efficiency is determined for each server. The predicted efficiency is determined using the current power consumption efficiency of the server and the stored relationship. The workload is then assigned to the server that would have the greatest improvement in power consumption efficiency.

Abstract: Methods and apparatus for creating a physically unclonable function for SRAM are disclosed. An example method includes decreasing a supply voltage of a memory array to a first voltage level, the first voltage level being below a normal operating voltage associated with the memory array, reading a first value of a bit cell after the supply voltage has been at the first voltage level, and determining a function based on the first value of the bit cell and a second value, the second value stored in the bit cell when the memory array is operating at a voltage level above the first voltage level, the function to represent an identification of a circuit including the memory array.

Abstract: An information handling system includes a chipset component configured to implement one of two hardware architectures, and a power button circuit coupled to the chipset component. The power button circuit receives an input signal from an assertion of a power button. The power button circuit further determines that the chipset implements the first hardware architecture and provides a first output signal to the chipset component in response. The first output signal is based on the input signal. The power button circuit further determines that the chipset component implements the second hardware architecture, and provides a second output signal to the chipset component in response. The second output signal is based on the input signal for a first predetermined time, followed by a pulse to the chipset component for a second predetermined time.

Abstract: In one or more embodiments, one or more systems, methods, and/or processes may determine that a number of operational power supply units is below a first threshold; may determine a first amount of power consumed by multiple information handling systems (IHSs); may determine that the first amount of power meets a second threshold; may initiate a first transfer of data from at least one volatile memory medium of a first information handling system (IHS) of the multiple IHSs to at least one non-volatile memory medium of the first IHS; may determine a second amount of power consumed by the multiple IHSs; and may determine that the second amount of power meets a third threshold; and may initiate a second transfer of data from at least one volatile memory medium of a second IHS of the multiple IHSs to at least one non-volatile memory medium of the IHS.

Abstract: A system may include a rack, a rack manager, and a block controller. The rack manager may be configured to communicatively couple to each of respective baseboard management controllers of information handling systems of the rack and also configured to manage power consumption by information handling resources housed in the rack. The block controller may be configured to monitor and report information regarding power consumption by the plurality of storage resources to the at least one of the baseboard management controllers, the at least one of the baseboard management controllers may be configured to communicate the information regarding power consumption by the plurality of storage resources to the rack manager, and the rack manager may be configured to manage power consumption by information handling resources housed in the rack based on the information regarding power consumption by the plurality of storage resources.

Abstract: Examples described herein include a backplane keying mechanism. The backplane keying mechanism may include a backplane, a first connector, a second connector, a first block for the first connector, and a second block for the second connector. The first block and the second block may be moveable as one unit on the backplane from a first state to a second state. In the first state, the first block allows the first connect to connect to a first type of device and the second block allows the second connector to connect to the first type of device. In the second state, the first block prohibits the first connector from connecting to the first type of device and the second block prohibits the second connector from connecting to the first type of device.

Abstract: The application provides a temperature increasing device and a temperature increasing method. The temperature increasing device is arranged on a motherboard including at least one system element. The temperature increasing device includes a power supply module and a controller After the power supply module is triggered, the power supply module outputs an enable signal to the system element and the controller, the controller detects whether the system element operates according to a preset power-on action, if the controller determines that the system element does not operate according to the preset power-on action, the controller outputs an electric signal to enable the temperature of the system element to increase, and when the temperature of the system element is increased to an extent that the controller determines that the system element is capable of operating according to the preset power-on action, the controller stops outputting the electric signal.

Abstract: There is provided a powered device configured to switch between a power over Ethernet (PoE) source and an auxiliary power source without restarting the device. A PoE circuit within the device includes a minimum load circuit which enables detection of the device by PoE power sourcing equipment (PSE) even when the device is powered by the auxiliary power source. The minimum load circuit may maintain a load of around 10 mA to simulate powered components, thereby enabling the PSE to reinitiate PoE even though the powered components of the device are at that time powered by the auxiliary power source. When the power supplied to the powered components by the PSE overcomes that of the auxiliary power source, the power scheme may automatically revert to PoE.

Abstract: A method of an electronic device that includes a power source is disclosed. The method determines a health of the power source, a temperature of the power source, and a state of charge of the power source. The method then sets a performance state cap for the electronic device based on at least the health of the power source.

Abstract: According to one embodiment, a storage device includes a nonvolatile memory including a plurality of blocks, and a controller. The controller receives from the host information indicative of the total number of processes running on the host. The controller executes processing of moving data stored in at least one block of the nonvolatile memory to at least one block of the other blocks of the nonvolatile memory, after determining that the total number of processes exceeds a first threshold value.

Abstract: Methods, systems, and apparatus for monitoring an electrically powered element are described. A set of power usage measurements are received for a set of elements from a hardware-based power measurement device separate from the set of elements, the set of power usage measurements resulting from usage of the set of elements by a set of users. A behavior of the set of users is determined based at least in part on the set of power usage measurements. Based on the behavior of the set of users, at least one of the set of elements performs an action that affects a power function of the at least one of the set of elements.

Abstract: A PoE system includes a PSE connected via a shielded twisted wire pair to a PD, where differential data is transmitted over only the wire pair, and where DC power is transmitted via the wires in the wire pair conducting a DC voltage in parallel while using the shield conductor as ground. A low power handshaking routine is performed by a PSE controller and a PD controller by conducting a source current through the wires in parallel and a return current through the shield conductor. Center tap auto-transformers are used to connect the two wires to the PSE and PD controllers and to a DC voltage source in the PSE. After a successful handshaking routine, the PSE couples the DC voltage source between the wire pair and the shield conductor by closing a first power switch. The PD controller then closes a second power switch to power a load.

Abstract: Systems and methods provide for optimizing content delivery in mobile applications. A mobile application executing on a mobile computing device can obtain application interaction data that corresponds to user inputs and sensor data detected by the mobile computing device during execution times of the mobile application. The mobile computing device can send the interaction data to a remote server device that is configured to analyze the data and determine one or more optimal content display factors that are based on identified usage characteristics of the mobile application. The remote server device can then send the determined optimal content display factors back to the mobile computing device, where the timing, sizing, positioning, orientation, and other configurations of third-party content displays are influenced based on this information.

Abstract: An electronic device, typically a microcontroller, which is divided into a multiplicity of power domains comprising one or more intelligent peripherals, is provided with an on-board power management module for switching power to one or more domains for pre-determined time periods and in a predetermined sequence. The values of the predetermined time periods and sequence may be pre-programmed by the design engineer or user of the device. In one example, power is switched to domains in a round robin fashion. An optional interrupt capability permits selective application of power to a dormant intelligent peripheral requesting it at the expense of others and based on a priority scheme. Consumption of current supplied to power domains may be monitored by a power watchdog or alternatively via a dedicated power monitor associated with each intelligent peripheral. The invention helps to reduce device power consumption without any associated reduction in processing performance.

Abstract: Embodiments may include systems and methods for communication including a plurality of controllers and coordination circuitry, to control communication to or from an interface circuitry. The interface circuitry includes a plurality of pins, where a first group of pins of the plurality of pins is for a first communication protocol, and a second group of pins of the plurality of pins is for a second communication protocol. A first controller is coupled to the interface circuitry through the first group of pins, and a second controller is coupled to the interface circuitry through the second group of pins. The coordination circuitry is to select the first controller or the second controller to control communication to or from the interface circuitry. Other embodiments may be described and/or claimed.

Abstract: An example system may comprise a network-attached storage device including a base station having a hardware interface including a drive port and a connectivity port; a modular storage drive attachable to and detachable from the drive port; and a modular wireless adapter attachable to and detachable from the connectivity port. The portable storage device is formable by detaching the modular storage drive and the modular wireless adapter from the hardware interface of the network-attached storage device, and coupling the modular storage drive and the modular wireless adapter to one another via a portable hardware interface. Further, a rechargeable modular power unit is removable from the base station and attachable to and detachable from a power port of the network-attached storage device.

Abstract: A thermal test system includes first and second heat generating components that include first and second temperature sensors, respectively. A thermal controller is coupled to the first and second temperature sensors and at least one cooling device. The thermal controller receives, from the first temperature sensor during a thermal test, first temperature data that is indicative of heat generated in response to the operation of the first heat generating component, as the first heat generating component and the second heat generating component operate as part of the thermal test. The thermal controller also receives, from each second temperature sensor during the thermal test, second temperature data that is indicative of heat generated in response to the operation of the second heat generating component. The thermal controller then operates the at least one cooling device at a level based on the first temperature data while ignoring the second temperature data.

Abstract: A modified sleep state graphics processing system includes a graphics processing system coupled to a central processing system that is configured to enter different sleep states. A power management engine coupled to the graphics processing system and the central processing system determines that the graphics processing system is operating above a graphics processing activity threshold and, in response, prevents the central processing system from entering a first subset of the different sleep states. The central processing system is configured to communicate with the graphics processing system to cause the graphics processing system to render graphics while prevented from entering the first subset of the different sleep states. The power management engine may then determine that the graphics processing system is operating below the graphics processing activity threshold and, in response, allow the central processing system to enter the first subset of the different sleep states.

Abstract: A device for detecting a leakage current generation condition in a universal serial bus (USB) interface including at least one pull-up circuit connected to the at least one power pin, and a port controller configured to detect at least one impedance between a ground pin and at least one power pin, detect a leakage current generation condition in the at least one power pin based on the at least one impedance detected, and activate a detection signal in response to the leakage current generation condition being detected, the port controller configured to detect the at least one impedance by controlling the at least one pull-up circuit to pull up the at least one power pin and detecting a voltage of the at least one power pin may be provided.

Abstract: Embodiments of the present application provide a method and device for identifying a master and slave battery packs. The method includes a first battery pack obtaining, after it is connected to a battery cabinet, its identifier, and obtaining identifiers of other battery packs in the battery cabinet through a communication bus. The total number of the battery packs is N, where N is a positive integer. The method may sort the identifiers of the first battery pack and of the other battery pack to obtain a sorted result. The method may identify the master battery pack and slave battery packs among the first battery pack and the other battery packs according to the sorted result. Each of the battery packs connected to a battery cabinet may automatically identify the master battery pack and slave battery packs according to their identifiers, eliminating manual configuration by a user, and improving configuration efficiency.

Abstract: In one embodiment, a system on chip includes: at least one core; a plurality of intellectual property (IP) agents coupled to the at least one core; a shared power rail to provide an operating voltage to the plurality of IP agents; and a power controller, in response to an indication that the plurality of IP agents are in an idle state and the at least one core is in an active state, to power down the shared power rail while the at least one core remains in the active state. Other embodiments are described and claimed.

Abstract: The present disclosure provides a semiconductor device in which shortening of system rise time is achieved. A power supply system conformed to a USBPD standard includes: a plurality of USB ports; a common power supply unit common to the plurality of USB ports; a plurality of power supply units corresponding to the plurality of USB ports, a plurality of controllers corresponding to the plurality of USB ports; and a management unit executing allocation of maximum power to be assigned to the plurality of USB ports in accordance with signals from the plurality of controllers. The management unit determines whether surplus power is generated in maximum power assigned to a first USB port by execution of the allocation of the maximum power and, when surplus power is generated, increases the maximum power assigned to a second USB port.

Abstract: Unmanned aerial vehicles and methods for unmanned aerial vehicles are described in various aspects herein. In at least one aspect, an unmanned aerial vehicle (UAV) includes a cooling structure configured to dissipate heat, and an air channel configured to dissipate heat from the cooling structure via an airflow. The UAV also includes at least one fan configured to provide the airflow through the air channel, and one or more sensors configured to receive ambient condition information associated with an ambient condition in a vicinity of the UAV. The UAV further includes one or more processors configured to trigger a reduction of the airflow through the air channel based on the ambient condition information. The ambient condition information may include dust information indicating a dust pollution in the vicinity of the UAV. Additionally or alternatively, the ambient condition information may include weather information indicating rain in the vicinity of the UAV.

Abstract: To efficiently utilize power generated by a renewable energy power source performing output suppression, Provided is a control device (10) including: a first calculation unit (181) that calculates a total excess output in a plurality of power generation devices based on power generation relevant information and an upper limit power generation output in each of the plurality of power generation devices; a second calculation unit (182) that calculates residual excess power information based on the total excess output and storage relevant information in a plurality of energy storage devices absorbing the total excess output; and a transmission unit (191) that transmits power generation suppression control information to each of the plurality of power generation devices based on the residual excess power information.

Abstract: Multi-domain creation and isolation within a heterogeneous System-on-Chip (SoC) may include receiving a hardware description file specifying a plurality of processors and a plurality of hardware resources available within a heterogeneous SoC and creating, using computer hardware, a plurality of domains for the heterogeneous SoC, wherein each domain includes a processor selected from the plurality of processors and a hardware resource selected from the plurality of hardware resources. The method may include assigning, using the computer hardware, an operating system to each domain and generating, using the computer hardware, a platform that is configured to implement the plurality of domains within the heterogeneous SoC.

Abstract: A memory management system includes a memory, a processor, a memory access monitoring module and a memory management module. The processor is used to access the memory. The memory access monitoring module includes a first terminal coupled to the processor, and a second terminal coupled to the memory. The memory access monitoring module is used to monitor whether the processor has accessed the memory so as to generate monitor data. The memory management module is used to receive the monitor data and predict when the memory is to be accessed according to at least the monitor data.

Abstract: A method includes: supporting a normal operation mode, during which functionalities of a portable apparatus are available through an operating system of the apparatus, wherein the operating system includes a plurality of layers including a kernel and library functions layer; supporting a limited operation mode during which the apparatus is configured to execute a physical activity algorithm based on physical activity data corresponding to a physical activity session performed by a user of the apparatus, wherein the physical activity algorithm applies a direct low-level hardware access bypassing at least the layers above the kernel and the library functions-layer; and switching between the normal operation mode and the limited operation mode.

Abstract: A LAN cable conductor monitoring system includes an IoT device with a number of IoT input ports that are each connected to a network switch output port. The IoT device measures the current passing through each connected network switch output port, and passes the signals on to their respective cable conductors. A number of temperature sensors positioned at various points on the pass temperature readings back to the IoT device. If the temperature readings or current readings for a given network switch output port exceed predefined limits, the IoT device imposes PoE (Power over Ethernet) current constraints on the network switch.

Abstract: A memory card 100 having a NAND type flash memory connectable to a host device 200, capable of transmitting/receiving a signal to/from the host device 200 at a first voltage (3.3 V) or a second voltage (1.8 V) and safely changing a signal voltage of a transmission/reception signal that mutually checks a signal voltage through handshake processing with the host device 200 when the signal voltage is switched.