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7624291 |
Power optimized multi-mode voltage regulator
Multiple components of a computer system may be capable of entering wake and sleep states. The power consumption of a processor during wake state may draw significant amount of current. In order to...
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7624290 |
Power-save control for network master device
A method, in accordance with one embodiment, of managing power consumption in a network, comprising receiving an instruction for a first device in an active power state and serving as a network...
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7624289 |
Power network reconfiguration using MEM switches
A structure and method for power distribution to a network for an integrated circuit chip complex are provided. The chip complex has at least two sectors, each having at least one power providing...
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7624286 |
Power management method of north bridge
A power state management method of north bridge. The north bridge monitors power transition state of processor; then adjusting operating clocks and operating voltage of the processor and the main...
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7624260 |
System executing a fast boot wake-up
A processing system is set forth that includes a processor, read only memory storing an operating system image file accessible by the processor, and random access memory that is also accessible by...
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7624215 |
Interrupt controller
An interrupt controller for managing interrupt requests comprises interrupt control circuitry in a first domain, the first domain being switchable to a low-power mode, and interrupt request...
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7620834 |
Battery voltage sag avoidance algorithm for a wireless handheld device
A method and system for power source management of a portable device. A power source used to supply electrical energy for a portable device should ideally operate with a constant terminal voltage....
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7620833 |
Power saving for isochronous data streams in a computer system
For isochronous data steams processed by a computer system, for example high definition audio streams, embodiments keep track of the free space available in the input and output buffers for the...
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7620832 |
Method and apparatus for masking a microprocessor execution signature
An apparatus and method are provided that disassociates the power consumed by a processing system from the instructions that it executes. The apparatus includes a power predictor that predicts the...
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7620831 |
Information processing apparatus and power supply control method for information processing apparatus
An information storage device ( 2 ) in an information processing apparatus has a power supply controller ( 13 ). The power supply controller ( 13 ) operates by being supplied with power from a...
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7620829 |
Apparatus having power saving mode function and method for controlling power saving mode
An apparatus having a power saving mode function and method controlling the power saving mode thereof is provided. A USB connector provides a communication interface with a USB external device by...
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7620828 |
Dynamically changing PCI clocks
A method, apparatus and computer-usable medium are presented for dynamically selecting a clock signal used by a peripheral device that is coupled to a motherboard. When the motherboard is powered...
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7620826 |
Thermal throttling duty estimation methods and systems for a CPU
Thermal throttling duty estimation methods for a CPU (Central Processing Unit) in a computer system are provided. The temperature of a CPU is highly related to the CPU performance. CPU temperature...
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7617407 |
Method and system for power consumption management, and corresponding computer program product
A system for reducing power consumption in processing apparatus including a memory comprises a clock controller for controlling the clock period of the processing apparatus to switch the processing...
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7617406 |
System and method for saving power consumption by individually reducing power usage of each of plurality of computers to a respective lower limit within a server system
A server system includes a control device and plurality of server devices. The control device calculates an actual power consumption of the server system and notifies the actual power consumption...
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7617405 |
Microprocessor capable of dynamically reducing its power consumption in response to varying operating temperature
A microprocessor capable of dynamically reducing its power consumption based on its varying operating temperature includes a temperature sensor that monitors the microprocessor's operating...
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7617404 |
In-band power management in a communication link
A first portion of a communication link is operated in a power savings mode at the same time that a second portion of the communication link is operated in a normal operational mode. For the first...
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7617359 |
Adaptive storage system including hard disk drive with flash interface
A data storage system for a device including low power and high power modes comprises low power (LP) nonvolatile memory that includes a LP hard disk drive (HDD) having a non-volatile semiconductor...
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7616517 |
Config logic power saving method
A circuit which includes an IP cell having a function select input signal line, combinatorial logic having an output connected to the function select input signal line of the IP cell, a...
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7613941 |
Mechanism for self refresh during advanced configuration and power interface (ACPI) standard C0 power state
An embodiment may be an apparatus comprising a link coupled with a memory, and circuitry coupled with the link to calculate the amount of memory access idle time, determine if memory access idle...
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7613935 |
Power monitoring for processor module
A processor module includes an execution unit and a power monitor for monitoring power consumption by processor components including said execution unit.
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7613934 |
Method and apparatus for monitoring the power state of computer system
A monitoring method and apparatus applied to a computer system having a computer case, a controller and a register for changing the power state of the computer system according to the assembling...
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7613933 |
Inline power control
A physical layer for an inline power device of a network power system. The network power system includes inline power devices such as power source equipment and a plurality of powered devices and...
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7610628 |
Apparatus and method for calculating a representation of a result operand
An apparatus for calculating a representation of a result operand of the non-linear logical operation between a first operand and a second operand includes a first logic gate and a second logic...
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7610533 |
Semiconductor integrated circuit and method for testing the same
In a semiconductor integrated circuit, power source wiring for supplying power supply voltage to a plurality of flip flop circuits, and power source wiring for supplying different power supply...
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7610500 |
Link power saving state
Disclosed are embodiments of a method, apparatus and system for a low power state for a point-to-point link. During the low power state, the signal on both conductors of a differential transmit...
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7610499 |
Apparatus and method for reducing power consumption of a processor by estimating engine load
A computer system has a processor and a queue for storing instructions for execution by the processor. The processor is capable of being clocked at a plurality of different clock frequencies. In...
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7610498 |
Very low voltage power distribution for mobile devices
A mobile computing device comprises a central processing unit (CPU), memory that communicates with said CPU, an interface that communicates with said memory and said CPU and a display that...
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7610497 |
Power management system with a bridge logic having analyzers for monitoring data quantity to modify operating clock and voltage of the processor and main memory
A core logic coupled to a main memory of a computer, comprising an analyzer and a power management unit. The analyzer monitors access request traffic load of main memory. The power management unit...
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7610496 |
Controlling heat generated by a central processing unit utilizing battery power management modes when power supply is limited
Controlling heat generated by a computer includes using a thermal sensor configured to monitor temperature of a CPU, a peripheral device controller configured to determine if the monitored...
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7610495 |
Method and apparatus for power management using transmission mode with reduced power
A method and apparatus are disclosed for power management of an electronic device. The present invention reduces power consumption of an electronic device that communicates over a network by...
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7609171 |
Power consumption control method, power consumption control apparatus, computer program product, computer program distribution medium and communication device
The invention relates to a power consumption control apparatus configured to receive messages or commands which have an increasing effect on power consumption of a communication device; monitor the...
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7607030 |
Method and apparatus for adjusting power consumption during server initial system power performance state
A method for adjusting power consumption during server operation is disclosed. The method comprises initializing the server to a system power performance state (SPP-state) that comprises a...
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7607028 |
Mitigate power supply noise response by throttling execution units based upon voltage sensing
A system for mitigating power supply and power distribution system noise response by throttling execution units based upon voltage sensing in a circuit is provided. A sensing unit senses the...
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7607003 |
System and method for loading an operating system on a personal computer
Systems and methods for loading a limited-purpose operating system on a general-purpose computing device are provided. One such system includes a general-purpose computing device having a data...
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7603646 |
Method and apparatus for power optimization using don't care conditions of configuration bits in lookup tables
Various approaches for generating an implementation of an electronic circuit design are disclosed. In one approach, one or more configuration bits that have don't care conditions are identified for...
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7603576 |
Hysteresis in thermal throttling
A computer implemented method, data processing system, and processor are provided for hysteresis in thermal throttling. A digital thermal sensor senses a temperature in the integrated circuit. A...
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7603575 |
Frequency-dependent voltage control in digital logic
An electronic circuit comprises at least one digital logic circuit; and a power control circuit. The power control circuit is operable to adjust the voltage of a power signal supplied to the at...
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7603574 |
Network interface speed adjustment to accommodate high system latency in power savings mode
A system is coupled to a network by a network interface. In a power savings mode the speed setting of the network interface is reduced to accommodate increased system latency.
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7600142 |
Integrated circuit conserving power during transitions between normal and power-saving modes
An integrated circuit includes a volatile memory, a central processing unit that normally operates on a first clock, and an input-output circuit that transfers data in synchronization with a second...
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7600140 |
Logic circuit system and method of changing operating voltage of a programmable logic circuit
A logic circuit system with power consumption that is reduced by automatically varying the clock frequency and operating voltage according to processing capability imposed on programmable logic...
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7600139 |
Dynamic battery advisor
An electronic equipment is provided that includes a battery, function circuitry that carries out one or more functions using power drawn from the battery, and a power assessment circuit that...
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7600138 |
Low power ASIC circuit
A method of managing power consumed by a circuit that can output a signal. The method includes determining a time duration after which the signal is valid, and determining an update rate of the...
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7600137 |
Method for waking up a sleeping device, a related network element and a related waking device and a related sleeping device
A method for waking up a plurality of sleeping devices. Each sleeping device is coupled to a waking device over a communications network and is adapted to provide a service feature to the waking...
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7600136 |
Power management in an information channel
Methods and associated apparatus to reduce electrical power consumption in an information channel may include identifying times at which to restore power to elements in the information channel, and...
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7600135 |
Apparatus and method for software specified power management performance using low power virtual threads
A processor comprises a software control module specifying a power performance metric. A policy manager is responsive to the software control module. A dispatch scheduler is responsive to the...
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7596709 |
CPU power management based on utilization with lowest performance mode at the mid-utilization range
A demand-based method and system of a processor power management is described. A processor is caused to enter a particular performance mode based on a first and a second utilization threshold. The...
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7596707 |
System and method for efficient power throttling in multiprocessor chip
A method for limiting power consumption in a multiprocessor chip is provided. In this method, a read or write request is received by the memory controller, which controls a memory that is external...
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7596705 |
Automatically controlling processor mode of multi-core processor
An apparatus for controlling a power management mode of a multi-core processor in a computer system includes a monitoring unit configured for monitoring conditions relating to the power management...
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7594132 |
Computer system with power-saving capability and method for implementing power-saving mode in computer system
A computer system includes an operating system, a CPU operatively connected with the operating system, and a power management unit for adjusting throttling duty to regulate CPU speed according to a...
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