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| Number | Title | Issue Date |
| 8117471 | Power management method for handheld electronic device using G-sensor A power management method for a handheld electronic device is provided. In the present method, a G-sensor is used for detecting a normal vector of a plane of the handheld electronic device. The normal vector is then determined whether being directed toward a downwar... | 02/14/2012 |
| 8117472 | Semiconductor device Semiconductor device reduces power consumption of total display system. A display memory 12 is operated by a power RVDD and stores display data WD at a determined timing based on various signals from a logic section 11. The display memory 12 out... | 02/14/2012 |
| 8112646 | Buffering techniques for power management Buffering techniques for power management are described. A method may comprise modifying a power state for a communications sub-system and a computing sub-system from a higher power state to a lower power state, storing packets of information in a buffer for the com... | 02/07/2012 |
| 8112649 | Energy optimization through intentional errors Technologies are described herein for intentionally allowing errors in a computational system to optimize energy consumption of the computational system. A cost-benefit analysis is performed to identify one or more allowable errors and one or more non-allowable erro... | 02/07/2012 |
| 8112647 | Protocol for power state determination and demotion A system may comprise a plurality of processing units, and a control unit and monitoring unit interfacing with the processing units. The control unit may receive requests for transitioning the processing units to respective target power-states, and specify respectiv... | 02/07/2012 |
| 8112644 | Dynamic voltage scaling scheduling mechanism for sporadic, hard real-time tasks with resource sharing A dynamic voltage scaling scheduling method executes one of the steps. When one task in the delayed task set requires for being executed, a working voltage required for executing the task is increased, and the task is removed from the delayed task set; when one task... | 02/07/2012 |
| 8112645 | System and method for power management A system, that includes: a memory unit adapted to store state duration statistics indicative of possible low power state durations and probabilities associates with the possible state durations; and a power controller, adapted to: receive a request to cause a circui... | 02/07/2012 |
| 8112648 | Enhanced control of CPU parking and thread rescheduling for maximizing the benefits of low-power state A system may comprise a plurality of processing units and a scheduler configured to maintain a record for each respective processing unit. Each respective record may comprise entries which may indicate 1) how long the respective processing unit has been residing in ... | 02/07/2012 |
| 8108702 | Power saving device controlled by controller or disk This is a disk array device comprising means for operating a plurality of controller modules or disks, means for determining the a future operating state, based on operation history of the controller module or the disk and setting means for setting an operating stat... | 01/31/2012 |
| 8108703 | Power management server for managing power consumption A power management server and method for managing power consumption is disclosed. According to one embodiment, a power management server data processing system is provided, where the power management server data processing system comprises a power management communi... | 01/31/2012 |
| 8103888 | Method and apparatus for power savings in a multi-threaded processor using a symbol gated with a clock signal Methods and apparatuses are presented that allow power savings on a processor executing a plurality of threads on a plurality of cores. The method may include providing a first timing signal to a processor, determining the power requirements of the processor, loadin... | 01/24/2012 |
| 8103889 | Reducing power consumption of a microprocessor Methods and apparatus, including computer program products, implementing and using techniques for reducing the power consumption of a microprocessor. One or more signal transitions in an instruction set of a microprocessor are profiled. A probability of occurrence i... | 01/24/2012 |
| 8103887 | Power supply consuming low energy in standby conditions A power supply consuming low energy in standby conditions includes a primary power system activated by standby power, a standby power system, a remote start/stop signal source and a start triggering circuit. The remote start/stop signal source is triggered by users ... | 01/24/2012 |
| 8099613 | Method and apparatus for reduced power consumption in an image forming device An image forming apparatus of the invention can operate in a first mode for performing an image forming process and a second mode having low power consumption at a time of stop of the image forming process, and includes a detection unit to detect the presence and ab... | 01/17/2012 |
| 8095811 | Reducing power consumption while synchronizing a plurality of compute nodes during execution of a parallel application Methods, apparatus, and products are disclosed for reducing power consumption while synchronizing a plurality of compute nodes during execution of a parallel application that include: beginning, by each compute node, performance of a blocking operation specified by ... | 01/10/2012 |
| 8095809 | System and method for reducing power consumption of a transistor-based circuit having multiple operational modes characterized by different power consumption level A method for reducing power consumption, and a system having power reduction capabilities, the method includes: storing, at a first circuit, data representative of a state of a second circuit, entering a low power mode, exiting low power mode, providing a default da... | 01/10/2012 |
| 8095812 | Low power zigbee device and low power wake-up method Provided is a low-power ZigBee device provided with a sleeping mode and an active mode including a power supplying unit for supplying a power; a Medium Access Control (MAC) processing unit for receiving a wake-up packet and for controlling a modem unit and an Radio ... | 01/10/2012 |
| 8095810 | Storage system and power consumption reduction method for the same In a storage system that includes two or more file servers each including an arbitrary number of operating virtual file servers, a management server: holds a load information table regarding a load on each virtual file server for each time period and redundancy info... | 01/10/2012 |
| 8086881 | Power control of secondary copy storage based on journal storage usage and accumulation speed rate A second storage system comprises a restore control unit for controlling restoration processing, in which a data element in a journal stored in a journal storage area is written into a secondary logical volume, and a storage device control unit for controlling a sto... | 12/27/2011 |
| 8086882 | Energy measurement techniques for computing systems An energy measurement system (“EMS”) and techniques for correlating energy consumption to computing system activity. The EMS includes a data acquisition module, a processing module, and optionally a visualization module. The data acquisition module receives and ... | 12/27/2011 |
| 8086883 | Hardware driven processor state storage prior to entering a low power A data processing apparatus includes a processor for processing data and having memory interface logic for controlling transfer of data to a memory. Also included is a memory for storing data processed by said processor. The processor is powered in a first domain an... | 12/27/2011 |
| 8082458 | Configuring an operating state of a terminal device Techniques are described herein for achieving network-based wake-up functionality for power management functions using a standard network controller for embedded applications. A network controller is configured to receive packets sent via a network and to respond to... | 12/20/2011 |
| 8078893 | Power supply method for supplying power to external device by selecting power supply mode in memory associated with identification information According to one embodiment, an information processor capable of supplying power to an external device includes a connector, a storage module, a receiver, a selector, and a power supply controller. The connector connects the external device to the information proces... | 12/13/2011 |
| 8078892 | Information-processing apparatus, packet processing method, and computer program product for communicating with an external network device and switching between a normal power mode and a power saving mode A processor includes a communication control unit for communicating with an external network device via a connecting unit. A power control unit switches a power mode between a normal power mode and a power saving mode. A packet processing unit includes a first deter... | 12/13/2011 |
| 8078890 | System and method for providing memory performance states in a computing system A system and method is disclosed for providing memory performance states in a computing system. The operating system power management component of the computing system establishes a set of performance states, with each performance state being defined by a number of ... | 12/13/2011 |
| 8078891 | Method, device, and system for guaranteed minimum processor power state dwell time A method, device, and system are disclosed. In one embodiment the method includes causing a processor to enter into a first power state. Then an interrupt is received that signals the processor to leave the first power state. The method continues by causing the proc... | 12/13/2011 |
| 8074090 | Storage system including plurality of storage apparatuses Conventionally, no consideration was given to the control of the main power supply circuit in a storage apparatus. Thus, unnecessary electric power will be consumed because it is not possible to inhibit the power consumption of the main power supply circuit of the s... | 12/06/2011 |
| 8074091 | Storage apparatus for power saving and achieving longest mean time between failures Proposed is an operation method for seeking a power interruption operation target in which MTBF will become longest. When a target value regarding a power interruption time and a target value regarding a power interruption count per 24 hours is input from an adminis... | 12/06/2011 |
| 8074092 | System, architecture, and method for logical server and other network devices in a dynamically configurable multi-server network environment Network architecture, computer system and/or server, circuit, device, apparatus, method, and computer program and control mechanism for managing power consumption and workload in computer system and data and information servers. Further provides power and energy con... | 12/06/2011 |
| 8069358 | Independent power control of processing cores Independent power control of two or more processing cores. More particularly, at least one embodiment of the invention pertains to a technique to place at least one processing core in a power state without coordinating with the power state of one or more other proce... | 11/29/2011 |
| 8069357 | Multi-processor control device and method A multi-processor control device according to an example of the invention comprises a cooperative control unit which determines priorities of requests issued from processors to a shared resource which are used to suppress a total power consumption of the processors ... | 11/29/2011 |
| 8065540 | Power control for information handling system having shared resources An information handling system includes at least two processing systems that share system resources. In response to detecting a designated event, a power control module of the information handling system can select one of a plurality of available power profiles. The... | 11/22/2011 |
| 8055921 | Low power data transfer mode for battery powered personal computing devices Embodiments of the present invention provide a method, system and computer program product for a low power data transfer mode for mobile computing devices. In an embodiment of the invention, a method for low power data transfer in a battery powered computing device ... | 11/08/2011 |
| 8055923 | Electronic control unit and signal monitoring circuit An electronic control unit has a microcomputer and a signal monitoring circuit. When a brake pedal is pressed down and an analog signal from a brake pedal sensor is changed in a low power consumption operation mode of the microcomputer, the signal monitoring circuit... | 11/08/2011 |
| 8055922 | Power management via DIMM read operation limiter A method and system for enabling directed temperature/power management at the DIMM-level and/or DRAM-level utilizing intelligent scheduling of memory access operations received at the memory controller. Hot spots within the memory subsystem, caused by operating the ... | 11/08/2011 |
| 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 sampling cycle of the processor, and adjusting the voltage/frequency o... | 11/01/2011 |
| 8051311 | Power supply circuit for central processing unit A power supply circuit for a CPU includes a first control circuit, a switch circuit, an operational amplifying circuit, and a second control circuit. The first control circuit is connected to a BIOS to receive a CPU identification signal. The switch circuit is conne... | 11/01/2011 |
| 8046614 | Integrated circuit having a networking interface module supporting a plurality of protocols A computer system comprises host processor and a network interface, wherein the host processor includes resources supporting a full power mode, a lower power mode and a power down mode, as seen in standard system bus specifications such as PCI and InfiniBand. The ne... | 10/25/2011 |
| 8046612 | Power control system and method for controlling power adapter to input power to portable electronic device A system and a method for power control are provided. In the present invention, a control switch is disposed in a power adapter, which is turned on/off by a monitoring device disposed in a portable electronic device. As a result, the power inputted into the power ad... | 10/25/2011 |
| 8046613 | Power control system A power mode designating unit of a main system outputs an operation mode designating signal to a sub system. Upon shifting from the normal operation mode to the power-saving mode, a control unit of the sub system outputs a power-saving mode shift enable signal indic... | 10/25/2011 |
