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8065547 Control method and computer system for advanced configuration and power interface  
Provided is a control method for an advanced configuration and power interface (ACPI) in a computer system. The computer system comprises a processor and a bus master, wherein the processor, as...
8064411 Speculative power save  
In an example embodiment, a method for speculative power saving. The beginning portion of a header (e.g. a physical layer convergence protocol “PLCP” header of a beacon) is processed to determine...
8060765 Power estimation based on block activity  
A power monitor for electronic devices, such as computer chips, is used to estimate the power consumption and to compare the estimated power consumption against the power budget. The estimated...
8060759 System and method of managing and optimizing power consumption in a storage system  
Described is a storage system and method for managing and optimizing power consumption in a storage system. Logical devices are mapped to physical disk drives. A plurality of power profiles is...
8055920 Computer system  
A computer system including a power supply, a plurality of mainboards, and a power controller is provided. Each of the mainboards corresponds to a standby voltage, respectively. The power supply...
8051314 Serial ATA (SATA) power optimization through automatic deeper power state transition  
A host device and a storage device with a Serial ATA (SATA) architecture to independently transition to a deeper low power state after first entering an initial low power state without first...
8051316 System and method for managing power supply units  
Systems and methods for power management in an information handling system are disclosed. A method may include determining a power requirement of resources configured to receive power from a...
8051310 Method for reducing power consumption of processor  
A method for reducing power consumption of a processor is disclosed comprising steps of applying time-frequency transformation to a plurality of load values of the processor to obtain the feature...
8046598 Device and method for controlling supply voltage/frequency using information of process variation  
A device capable of controlling a supply voltage and a supply frequency using information of a manufacturing process variation includes a data storage device storing data indicating performance of...
8046595 Method of controlling operating clock frequency of hard disk drive, recording medium, and hard disk drive  
A method and apparatus to control an operating clock frequency of a hard disk drive. The method includes analyzing a command workload, and changing the operating clock frequency of the hard disk...
8046600 Collaborative power sharing between computing devices  
A plurality of power budgets are sent to a corresponding plurality of power consumers by a power management point, wherein a total power budget managed by the power management point includes a sum...
8041964 Ultra low power wake-up circuit  
An apparatus for selectively enabling power including a power supply, and a device having a controller and an input activated by a user. The controller is selectively powered by the power supply....
8041963 Technique for regulating power-supply efficiency in a computer system  
Embodiments of a system for regulating an efficiency of a power supply in a computer system are described. During operation, the system measures an output load of the power supply using one or...
8041972 Apparatus and method for setting wakeup times in a communication device based on estimated lock on time of frequency synthesizer  
Apparatus and methods for setting wakeup times in a communication device are disclosed where setting the wakeup times includes estimating the lock on time of a frequency synthesizer in order to...
8041965 Power control device for processor  
A processor has: a power table including a plurality of power control registers each rewritably storing power control information; a condition determiner for rewritably storing a plurality of...
8041966 Electric power supply system, terminal, electric power supply method and computer readable medium  
The electric power supply system includes a first terminal that electric power is supplied thereto from a first power supply to operate, a second terminal that is connected to the first terminal...
8037325 System and method for determining power consumption  
A system and method is provided to measure the power consumption of circuits whereby, in one aspect, a processor's temperature is maintained so that its power consumption is measured at the point...
8028177 Method for changing power states of a computer  
A method for changing power states of a computer sends a shutdown event to all running applications before the computer goes to sleep to prevent data loss in a sleep state of the computer....
8028185 Protocol for transitioning in and out of zero-power state  
A processor may comprise one or more cores, where each respective core may comprise one or more state registers, and non-volatile memory configured to store microcode instructions executed by the...
8027046 Image processing apparatus, control apparatus thereof, and image processing system that manages component power individually  
A control apparatus connected to the plurality of image processing apparatuses by way of a network judges whether to apply current to a data processing unit held by the image processing apparatus...
8028178 System and method for providing external power on a universal serial bus  
A universal serial bus power control circuit including at least one first switch which selectively couples a power source node to an external power node, a comparator which detects when the...
8024595 Semiconductor integrated circuit, and method of supplying a clock to internal blocks provided in a semiconductor integrated circuit  
A semiconductor integrated circuit includes a plurality of internal blocks, a supply unit, and a control unit. The supply unit is configured to supply a clock signal to each of the plurality of...
8024585 Method for managing storage, program and system for the same  
A system including plural storage devices provides a technique for controlling storage devices in which files are located by a file system, and turning on or off the storage devices based on...
8024584 Remote connection system capable of generating a wake-up command and method thereof  
A remote connection system capable of generating a wake-up command and method thereof include a remote connector with a power supply input receiver capable of being connected to a power source and...
8024594 Method and apparatus for reducing power consumption in multi-channel memory controller systems  
Disclosed is a method, apparatus and computer program product for reducing memory power consumption in a server system. The server system includes a memory controller and a plurality of Dual...
8020016 Method for controlling electric power of computer system  
To reduce the electric power consumption in a computer system having at least one server and at least one data processing apparatus, the data processing apparatus includes an electric power...
8020010 Memory power controller  
A memory power controller comprises a clock generation circuitry for generating a first clock signal and a second clock signal responsive to a source clock and a determination that the source...
8015420 System and method for power management of a storage enclosure  
A system and method for power management of storage enclosures are disclosed. A system may include a storage enclosure and a host communicatively coupled to the storage enclosure. The storage...
8001401 Power throttling of collections of computing elements  
An apparatus and method for controlling power usage in a computer includes a plurality of computers communicating with a local control device, and a power source supplying power to the local...
8001393 Storage control device  
The storage control device of the present invention reduces the power consumption amount by stopping the transmission of power to enclosures that are not accessed. A plurality of additional...
8001400 Power consumption management for functional preservation in a battery-powered electronic device  
Methods and apparatus for managing power consumption in a multi-function electronic device powered by one or more batteries are provided. In one embodiment, when the power available from the one...
7996693 Integrated circuit environment initialization according to information stored within the integrated circuit  
A method for automatically initializing the operational settings of a system from information stored within a non-volatile storage of an integrated circuit so that the operational requirements of...
7996697 Matching system of electronic device and peripheral device and matching method thereof  
A matching system of an electronic device and a perpheral device and a matching method thereof are described. The system includes and electric device, having an identification mechanism for...
7992023 Method and system for managing peripheral connection wakeup in a processing system supporting multiple virtual machines  
A method and system for managing peripheral connection wakeup signaling in a processing system supporting multiple virtual machines provides a mechanism by which ownership of a peripheral having...
7992027 Power supply device and storage control device  
The power supply device of the present invention supplies power individually to a plurality of disk drives by rendering a plurality of DC/DC converters redundant. One redundant power supply...
7992014 Administering power supplies in a data center  
Administering power supplies in a data center including, upon connection of a first power supply through a power line to a circuit breaker in the data center, querying, by a power supply...
7987378 Automatic power-off of bluetooth device from linked device  
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....
7984318 Apparatus and method to support USB enumeration of a bus powered handheld device  
A handheld communication device to communicate with a remote universal serial bus (USB) host controller via an integrated power and data port is provided. The device includes a microprocessor...
7984305 Encryption processing apparatus and encryption processing method for setting a mixed encryption processing sequence  
An encryption processing apparatus and method in which the difficulty of encryption analysis based on power analysis can be increased considerably are provided. By dividing an original encryption...
7984311 Demand based power allocation  
A demand based power re-allocation system includes one or more subsystems to assign a power allocation level to a plurality of servers, wherein the power allocation level is assigned by priority...
7977822 Dynamically changing control of sequenced power gating  
Power control circuitry for controlling connection of a voltage source to a switched power rail powering an associated circuit is provided. A plurality of switch blocks are connected in parallel...
7975158 Noise reduction method by implementing certain port-to-port delay  
A noise reduction method by implementing certain point-to-point delay is disclosed. In this regard a method is introduced comprising determining a frequency of a greatest noise on a high-speed...
7975156 System and method for adapting a power usage of a server during a data center cooling failure  
A device comprising a temperature measurement module, a performance state module, a memory bandwidth module, and a fan speed module. The temperature measurement module is configured to determine a...
7971077 Information processing apparatus, information processing method, and program for executing the method  
An information processing apparatus is disclosed as an example. The information processing apparatus sends data to an image forming apparatus and causes the image forming apparatus to generate an...
7971076 Circuitry and method for monitoring a supply voltage  
A method for monitoring the supply voltage of an electronic device includes the steps of: determining an operating condition of the electronic device, adjusting a plurality of reference voltages...
7971086 Integrated waking/while-awake power management system with breaking distance timer for high wake-up latency portion of hardware  
A system for activating and deactivating a hardware device including a first stage electronic deactivation unit operative, responsive to a deactivation request, to perform a first deactivation...
7971073 Adaptive real-time methodology for optimizing energy-efficient computing  
Dynamic voltage and frequency scaling (DVFS) is an effective way to reduce energy and power consumption in microprocessor units. Current implementations of DVFS suffer from inaccurate modeling of...
7966502 System and method for enabling power over ethernet for legacy devices  
A system and method for enabling power over Ethernet (PoE) for legacy devices. Legacy devices often represent a large installed base of devices. This installed base of devices (e.g., mobile...
7966504 System and method for power management in a computing device for power over ethernet  
A system and method for operating system power management in a computing device for power over Ethernet (PoE). Computing devices such as portable computers or embedded devices having an operating...
7962680 Image forming apparatus and connection notifying method  
An image forming apparatus includes an operating unit, a controller, and a transmission line that connects the operating unit to the controller. The operating unit includes a USB device that...