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| Number | Title | Issue Date |
| 7673165 | Image processing device, method for saving power consumption of the image processing device, and a computer product The image processing device comprises a first function block section formed of functional blocks which require a supply of power so as to maintain the image processing device in an operating state when the power supply is on, and a second function block section form... | 03/02/2010 |
| 7673164 | Managing power in a parallel processing environment An integrated circuit includes a plurality of tiles. Each tile includes a processor; a switch including switching circuitry to forward data over data paths from other tiles to the processor and to switches of other tiles; and a timer. At least some tiles include a l... | 03/02/2010 |
| 7669070 | Efficient communication power usage A media player may be adapted to organize and display nearby media device information between communicating media devices before a complete connection is established. In one embodiment, a sleep message is received telling the receiving device to turn off the receivi... | 02/23/2010 |
| 7653826 | Method and apparatus for query optimization and management of sleepy drives The invention, in an embodiment, relates to optimizing database performance by taking advantage of sleepy drives. The invention analyzes queries to indexes based on usage frequency, and determines whether to access an index stored on a sleepy drive, or perform an al... | 01/26/2010 |
| 7644294 | Dynamically self-decaying device architecture A power management method and mechanism for dynamically determining which of a plurality of blocks of an electrical device may be powered on or off. A device is contemplated which includes one or more power manageable groups. A power management unit associated with ... | 01/05/2010 |
| 7634675 | Monitor power management A method of performing power down of a computer monitor when a video signal is no longer present and apparatus which performs the method schedules an automatic power conservation mode after a given period of time unless an inhibiting power sustain command embedded i... | 12/15/2009 |
| 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 data streams. The available free space in the buffers determines whether... | 11/17/2009 |
| 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 continuous power supply device (8). When a depresse... | 11/17/2009 |
| 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 power that will be consumed by the processing system during execution... | 11/17/2009 |
| 7584376 | Method and apparatus for power management An electronic device includes a processor configured to run a plurality of applications, a power supply coupled to the processor, and a database coupled to the processor. The database is configured to store information identifying each of the plurality of applicatio... | 09/01/2009 |
| 7565562 | Context based power management According to some embodiments, context information associated with a processing system is determined. It is then automatically arranged for a power state associated with the processing system to transition from a first power state to a second power state based on th... | 07/21/2009 |
| 7562242 | Electronic apparatus having electric power saving function A memory section stores a plurality of electric power saving modes classified into groups by combining a plurality of electric power saving items in a television image receiver, a DVD or an LCD. Microcomputer controls one of the plurality of the electric power savin... | 07/14/2009 |
| 7562243 | System and method for reducing power requirements of microprocessors through dynamic allocation of datapath resources There is provided a system and methods for segmenting datapath resources such as reorder buffers, physical registers, instruction queues and load-store queues, etc. in a microprocessor so that their size may be dynamically expanded and contracted. This is accomplish... | 07/14/2009 |
| 7558978 | Power management device for multiprocessor system and method thereof A power management device for multiprocessor systems and method thereof applied to force individual processor entering or leaving of a C3 state are disclosed. The device includes at least one checking unit, a plurality of recording units and a plurality of arbiters.... | 07/07/2009 |
| 7555664 | Independent control of core system blocks for power optimization Power management commands are provided to a power management unit of a processing device, wherein the power management unit coupled to a core system block of the processing device. Sampling of the core system block is performed in response to the power management co... | 06/30/2009 |
| 7555663 | Method and apparatus for managing power in network interface modules A method and system for managing power consumption in a portable computing device having a network interface module is presented. A power management module receives inputs from other modules and determines when the network interface module is to be put in a doze sta... | 06/30/2009 |
| 7539887 | Physical layer device and power-saving method for physical layer device A method for saving electrical power for a physical layer (PHY) device including a plurality of sub-circuits is disclosed. The method includes the steps of outputting a plurality of link pulses, asserting a plurality of disabling signals between two adjacent link pu... | 05/26/2009 |
| 7539886 | Image processing apparatus, power saving control method, and program and storage medium thereof An object is to provide an image processing apparatus which can reduce power consumption during the power saving standby mode. The starting factor monitor unit and the power saving standby mode voltage control unit are driven with the USB bus power can be supplied d... | 05/26/2009 |
| 7539888 | Message buffer for a receiver apparatus on a communications bus A Controller Area Network (CAN) node consists of a high-powered microcontroller, a low standby power regulator, a CAN bus transceiver, and a minimal CAN message buffer for storing received messages. Low power standby operation allows for the controller to power off,... | 05/26/2009 |
| 7523335 | Job processing apparatus with power sequence responsive to detecting external job data signal A job processing apparatus has a signal detecting section, a signal analyzing section, a job processing section, a main power supply portion, a first auxiliary power supply portion, a second auxiliary power supply portion, and a power control section. The main power... | 04/21/2009 |
| 7523334 | Wake-up system for stations associated for implementing at least a distributed function, in particular in a motor vehicle In this wakeup system for stations interconnected by an information transmission network in particular for a motor vehicle, in which the stations need to pass from a standby state or an OFF state to an awake state in order to exchange information relating to the dis... | 04/21/2009 |
| 7516348 | Selective power management of disk drives during semi-idle time in order to save power and increase drive life span Redundancy in storage arrays is used to extend the life of disk drives and conserve power. In an exemplary storage array, a group of storage devices includes y storage devices. Data and redundant information is distributed across the y devices to provide m levels of... | 04/07/2009 |
| 7516347 | Electronic device having power-down mode and method of reducing power consumption Example embodiments of the present invention disclosed herein relate to an electronic device having a power-down mode. The electronic device includes a regulator, a central processing unit, and an interrupt control unit. The regulator is disabled during the power-do... | 04/07/2009 |
| 7516346 | System and method for dynamically changing the power mode of storage disks based on redundancy and system load A system and method for reducing energy consumption in an information storage system is disclosed which takes advantage of the redundancy in a typical storage system. ... | 04/07/2009 |
| 7512823 | Semiconductor device with reduced power consumption that selectively drives one of a plurality of signal receivers according to level of external supply voltage Disclosed is a semiconductor device capable of detecting levels of an external supply voltage, which includes a plurality of signal receivers for simultaneously receiving external input signals, wherein a driving voltage is applied to only one of the signal receiver... | 03/31/2009 |
| 7506192 | Method and apparatus for adaptive power management of memory subsystem A method and apparatus are disclosed for performing adaptive memory power management in a system employing a CPU and a memory subsystem. A CPU throttle control (THR) module generates a CPU throttle control signal indicating when the CPU is idle. A memory controller ... | 03/17/2009 |
| 7500128 | Mobile systems with seamless transition by activating second subsystem to continue operation of application executed by first subsystem as it enters into sleep mode A computer system includes two or more subsystems. In one example, a first subsystem is executing a multimedia application using data stored in a first storage device. A copy of the data is also stored in a second storage device associated with a second subsystem. T... | 03/03/2009 |
| 7500127 | Method and apparatus for operating an electronic device in a low power mode An electronic device, such as a hand-held portable computer, is provided with capability to operate an application during a low power mode. During the low power mode, portions of hardware, software, services, and/or other components of the portable computer that are... | 03/03/2009 |
| 7496778 | Autonomous thermal management The present invention provides both a peripheral device that regulates its own temperature by adjusting its power consumption, and a method to accomplish the same. The method generally includes monitoring the temperature of the mass storage device and reducing power... | 02/24/2009 |
| 7496776 | Power throttling method and apparatus Disclosed is an apparatus which deactivates both the AC as well as the DC component of power for various functions in a CPU. The CPU partitions dataflow registers and arithmetic units such that voltage can be removed from the upper portion of dataflow registers when... | 02/24/2009 |
| 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 configured to convey a command to at least one of the memory modules i... | 02/24/2009 |
| 7480813 | Portable electronic apparatus having a transfer mode for stopping an operating state of a device A portable notebook PC comprising a lid is able to avoid possible trouble during its transfer (as when a user carries the PC with him or her) and is able to reduce the time required to start up after the transfer. The portable notebook PC has a normal operating mode... | 01/20/2009 |
| 7472302 | Method and apparatus for reducing leakage power in a cache memory using adaptive time-based decay An adaptive cache decay technique is disclosed that removes power from cache lines that have not been accessed for a variable time interval, referred to as the cache line decay interval, assuming that these cache lines are unlikely to be accessed in the future. The ... | 12/30/2008 |
| 7472301 | Circuitry for optimization of power consumption in a system employing multiple electronic components, one of which is always powered on Circuitry for conserving power in a system employing multiple electronic components of which a first electronic component operates at a first frequency and is continuously powered on by a power source. The system further includes a second electronic component operat... | 12/30/2008 |
| 7469352 | Method and related apparatus for reducing chipset power consumption A chipset has a plurality of driving units, each unit connecting to an address pin of a memory module for driving a one-bit address signal while accessing the memory module. The method detects configurations of memory modules, and determines which address pins are u... | 12/23/2008 |
| 7464281 | Data processing apparatus A data processing apparatus has a first processing unit for processing an input data, a second processing unit responsive to the data processed by the first processing unit for executing a processing dependent on the data and producing a display data, and a display ... | 12/09/2008 |
| 7457975 | Information processing apparatus with a function for low-power operation by controlling a power supply to a recording section of a recording medium and a computer individually An information processing apparatus which comprising a recording section for recording information in a removable recording medium, a switch, a computer, a power supply section for supplying power to the recording section and the computer, and an operating system wh... | 11/25/2008 |
| 7454638 | Sub-circuit configuration in portable electronic device A sub-circuit configuration allowing an external device access to a storage device provided at the host through configuration of a sub-circuit is separated using a power controller from a main circuit configuration in portable electronic device; the power controller... | 11/18/2008 |
| 7454639 | Various apparatuses and methods for reduced power states in system memory A method, apparatus, and system are described in which a memory controller may have two or more registers to create and track zones of memory in a volatile memory device. The memory controller controls a power consumption state of a first zone of memory in the volat... | 11/18/2008 |
| 7454641 | System powered from a local area network cable A system has a power consuming component, power source circuitry, and power control circuitry. The power source circuitry is to supply power from a number of different sources, including some extracted from a local area network (LAN) cable that is attached to the sy... | 11/18/2008 |