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7574614 Method and apparatus for changing a digital processing system power consumption state by sensing peripheral power consumption  
A method and apparatus senses peripheral power consumption for system power control. In a digital processing system, an increase in current drawn by a peripheral device coupled to the digital...
7571332 Reducing power consumed by a computer system during a hibernation or an off state by remotely waking up the computer system  
A method and system for reducing power consumed by a computer system. A network switch includes a processor coupled to a plurality of ports which are coupled to a plurality of computer systems....
7571333 Method and system for automatically setting the operating voltage and speed of diplex communication in a data storage system  
A method and system for detecting the operating voltage of a disk array chassis or disk array enclosure (“DAE”) attached to a fibre channel loop and adjusting the operating voltage of the entire...
7565555 Uninterruptible power supply resource sharing for multiple power sourcing equipment network devices  
In a network deploying a plurality of network devices with PSE capabilities, a UPS resource may be effectively shared among those network devices by selecting at least one network device to be...
7565560 Supplying combinations of clock frequency, voltage, and current to processors  
Combinations of clock frequencies, voltages, and currents at which a processor operates normally are determined. These combinations are stored to a component on which the processor is installed....
7565561 System for controlling voltage supplied to communication interface between energy-saving mode and normal mode through the used of a resistor upon whether external device is connected  
An information processing apparatus which is in enhanced in operability. A printing apparatus (information processing apparatus) operates in a normal operation mode in which normal operation is...
7564904 Apparatus for and method of detection of powered devices over a network  
A novel mechanism for detecting the presence of powered devices over a network. A unique, infinite pseudo-random sequence of pulses are generated and transmitted over the network to the link...
7558975 Method and apparatus for remote device control using control signals superimposed over ethernet  
A method and apparatus for remotely controlling a power state of devices comprises interconnecting, with an Ethernet cable, a first multi-function display (MFD) and at least one device for...
7555662 Two controller communication control apparatus with power-saving control and power-saving control method  
A communication control apparatus having a function for shifting a mode to a power-saving mode that suppresses the power consumption to the level thereof lower than that in a normal mode upon...
7552348 Method and apparatus for detecting and supplying power by a first network device to a second network device  
A first network device comprises first and second transformers that communicate with a second network device. A switch selectively connects power to the first and second transformers. A physical...
7549177 Advanced thermal management using an average power controller over an adjustable time window  
Systems and methods of conducting thermal management provide for transmitting average power data to a source device, where the source device has a thermal influence on a target device and the...
7549067 Power prioritization in power source equipment  
A system and method for automatically suspending power from an IEEE 802.3af Power Sourcing Equipment (PSE) switch to one or more Powered Devices (PDs) in accordance with user defined power...
7549070 Method and apparatus for generating a dynamic power-flux map for a set of computer systems  
A system that generates a dynamic power-flux map for a set of computer systems. During operation the system determines the locations of the computer systems. Next, the system receives dynamic...
7549069 Estimating software power consumption  
Techniques are provided for characterizing processor designs and estimating power consumption of software programs executing on processors. A power model of a processor may be obtained by...
7543167 Information processing apparatus and power control method for use in the same  
An information processing apparatus that is powerable by a battery includes a main body in which the battery is detachably mounted, a processor that is provided in the main body, a unit that...
7543166 System for managing power states of a virtual machine based on global power management policy and power management command sent by the virtual machine  
Power management commands from virtual machines (VMs) in a VM environment may be trapped by a VM monitor. Depending on the current power states of the other VMs in the VM environment, the VMM may...
7539880 System and method for managing power consumption  
An electronic circuit having built-in self testing capabilities for optimizing power consumption. Typically, the electronic circuit includes a component circuit that operates at some known or...
7538762 Switching display update properties upon detecting a power management event  
Systems and methods provide automatic switching of display update properties such as screen resolution, pixel depth, and refresh rate in response to a power management event. The display update...
7536568 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....
7536569 System and method for managing power provided to a portable information handling system  
A portable information handling system having internal battery power and external adapter power manages power drawn from the external power adapter to avoid exceeding the power rating of the...
7536576 Storage apparatus and power supply control method thereof  
This storage apparatus has a plurality of units for transferring or storing data sent from an information processing device, and includes a failure notification unit for notifying a failed unit...
7536565 Techniques for improved playlist processing on media devices  
An improved portable media device and methods for operating a media device are disclosed. According to one aspect, the portable media device has the capability to store media device status...
7533280 Emergency call apparatus and method for smart phone  
An emergency call apparatus and method for a smart phone are disclosed in which the apparatus includes a personal data assistant unit including a telephone power control unit for generating a...
7533284 System for controlling an operation state of a portable computer based on detected temperature of an external transformer  
A temperature control system used in a portable computer comprises a first control part, a second control part connected to an operation processing unit (OPU), a third control part and a fourth...
7533281 Method and system for controlling powers of a plurality of servers  
A method and system of controlling powers of a plurality of servers with a power control command mechanism. The system for controlling powers of a plurality of servers compatible with an...
7529953 Communication bus power state management  
Methods and apparatus to manage communication bus power states are described. In one embodiment, an apparatus comprises a bus including a master node and at least a first slave node, logic to...
7529948 Methods and apparatuses for dynamic power estimation  
Methods and apparatuses for dynamically budgeting power usage in a data processing system. In one aspect, a data processing system, includes: one or more components including a first component;...
7523325 Power control system and method, and main and auxiliary devices applied to the same  
A power control system and method, and main device and auxiliary device applied to the same. The power control system includes plural auxiliary devices for collecting a predetermined first power...
7523321 Information handling system including a battery switching circuit  
An information handling system (IHS) includes a system board including a processor, a first battery for supplying power to the system board, a second battery for supplying power to the system...
7523241 Hot-plug signal detecting apparatus, source device and repeater device  
There is provided a hot-plug signal detecting apparatus capable of surely detecting change of a hot plug signal without increasing load on a transmission processing unit. A hot plug signal from a...
7523326 Method and apparatus for maintaining a suspension state after powering down and fully powering down upon expiration of a timer or low battery level  
It is an object of the present invention to shorten the time needed to start when a cellular phone is switched on. If a power key is switched off during operation, the display of an LCD is...
7519841 Power control circuit  
A power control circuit is provided. The circuit is adapted for an advanced configuration and power interface (ACPI) controller to transform output signals of a chipset which outputs a STR...
7519840 Apparatus and method for controlling a suspending mode in a USB control system  
A USB control system includes a first voltage controller, a control switch, a second voltage controller, and a PHY unit. The first voltage controller outputs a first internal voltage from an...
7519842 System and method for network interface power management  
Disclosed are a sensor for detecting when an infrastructure interface is physically coupled to network infrastructure, and infrastructure connection detection circuitry coupled to the sensor. The...
7519839 Method for optimizing platform power delivery  
Embodiments of the current invention describe an approach for configuring a platform resource table. The platform resource table is configured using information from both the platform management...
7516340 Powered device including a classification signature resistor  
A method is provided that includes receiving a classification voltage at a powered device from a powered network and providing a classification signature to the powered network in response to...
7512818 Circuit for protecting motherboard  
A circuit for protecting a motherboard of a computer includes a first transistor (Q1) and a second transistor (Q2). A CPU with a CPU voltage terminal (10) configured for electrically connecting to...
7512817 Management of a network supplying power over data lines  
According to some embodiments of the invention, a patch panel having power and connectivity management capabilities is provided. The patch panel may include on a single printed circuit board a...
7509507 Multi-regulator power supply chip with common control bus  
A system and method for implementing a common control bus in a multi-regulator power supply integrated circuit. The integrated circuit may, for example, comprise first and second power regulator...
7509506 Hierarchical system and method for managing power usage among server data processing systems  
A hierarchical power management system comprises first and second power management controllers, a power management command combination element, a power management command terminator, a...
7506186 Optical disc apparatus and disc apparatus  
When the USB power supply (VBUS) of the USB interface is used as the power supply for driving a conventional optical disc apparatus or disc apparatus, the supplied current exceeds the standard of...
7506187 Methods, apparatus and controllers for a raid storage system  
Provided are RAID storage systems, methods, and controllers for RAID storage systems. A first method includes storing a first copy of the data in a first RAID array corresponding to a first RAID...
7505820 Backup control for solid state power controller (SSPC)  
Redundant functionality is implemented in a control of solid state power switching controller (SSPC) (1) to ensure that each power switching channel operates according to a default configuration...
7506189 Adjusting input power in response to a clock frequency change  
Adjusting input power in response to a clock frequency change is disclosed. In some embodiments, a clock signal is input into a buffer, and if an increase in clock frequency is detected at the...
7500121 System and method for obtaining configuration information based on detected parameters of a remote device  
A system for remote identification comprising: a power sourcing device; a power ready patch panel comprising a first resistive element and at least one of a second resistive element, a multi-bit...
7496740 Accessing information associated with an advanced configuration and power interface environment  
A computer system includes an operating system. An advanced configuration and power interface (ACPI) system is in communication with the operating system and receives an ACPI request from the...
7496777 Power throttling in a memory system  
A memory system is disclosed. The memory system includes a memory controller coupled to one or more memory modules, at least one of the memory modules including a buffer. The memory controller is...
7493502 Remote access power hub  
A remote access power (“RAP”) hub for kiosks and information booths with multiple peripherals. The RAP hub provides power at different levels to accommodate different electronic devices and...
7493507 System for protecting a motherboard while a component is not connected properly to its power source  
An assembly includes a circuit board (20) with a component attached thereon, a power supply (10) for providing power to the circuit board and the component separately, an ACPI chipset (65) for...
7493500 Personal computing device having single-cell battery  
The present invention features a personal computing device that may be powered by a single battery having a single lithium-ion cell or by a plurality of lithium-ion cells connected in parallel....