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| Number | Title | Issue Date |
| 7516342 | Method, apparatus and system to dynamically choose an optimum power state Some embodiments of the invention include an apparatus and method for dynamically choosing an optimum power state. In some embodiments, the optimum power state may be determined from historical information about the various power states that any of the embodiments o... | 04/07/2009 |
| 7512820 | Performance level selection in a data processing system by combining a plurality of performance requests Performance level selection is carried out by calculating a plurality of performance requests using a plurality of performance request calculating algorithms, combining those different performance requests to form a global performance request and then selecting a pe... | 03/31/2009 |
| 7512819 | Method and apparatus for ejecting a removable medium by temporarily providing power after a secondary eject switch is operated According to one embodiment, an information processing apparatus includes a main body, a disc drive unit drives a removable medium, a first switch and a second switch which are provided on the main body, a unit which powers on the main body in response to an operati... | 03/31/2009 |
| 7509510 | Energy detect with auto pair select Energy detect with auto pair select for energy management without ‘a priori’ knowledge of the wire pairs connectivity. The energy detect with auto pair select is operable within systems performing automatic detection of connectivity in systems that employ the Et... | 03/24/2009 |
| 7509511 | Reducing register file leakage current within a processor A method for reducing leakage current within a register file of a processor is disclosed. The register file within the processor is partitioned into at least two power domains, and each of the two power domains can be powered independently. At least one of the two p... | 03/24/2009 |
| 7506188 | 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... | 03/17/2009 |
| 7500122 | Efficiency optimization method for hardware devices with adjustable clock frequencies An efficiency optimization method for hardware devices with adjustable clock frequencies is provided. The work current of the hardware device is measured and used to obtain the corresponding work level from a conversion table. The obtained work level is compared wit... | 03/03/2009 |
| 7496773 | Data recording/reproducing system using optical disk apparatus A DVD recorder system having a sleep state. When a predetermined period of a non-operation state has elapsed, a key controller switches the state of a power source circuit to interrupt voltage supply, thereby causing the system to shift to the sleep state. In this s... | 02/24/2009 |
| 7490254 | Increasing workload performance of one or more cores on multiple core processors A processing node that is integrated onto a single integrated circuit chip includes a first processor core and a second processor core. The processing node also includes an operating system executing on either of the first processor core and the second processor cor... | 02/10/2009 |
| 7490253 | Display device with power saving mode based on detected illuminance An illuminance sensor detects an illuminance value for an environment in which a display device is placed and provides the illuminance value to a controller. The controller determines whether to cause the display device to make a transition to a power saving mode or... | 02/10/2009 |
| 7490255 | Power efficient flow control model for USB asynchronous transfers Embodiments comprising a memory and a USB host controller coupled to the memory. The power efficiency of a USB during asynchronous transfers is increased by limiting usage of an asynchronous schedule stored in the memory when servicing a scheduled asynchronous trans... | 02/10/2009 |
| 7484111 | Power on demand and workload management system and method 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... | 01/27/2009 |
| 7480812 | Microprocessor A processor core adopts a pipeline processing method and has an interlock mechanism. A built-in accelerator executes a specific processing in place of the processor core. When a processing is executed by the built-in accelerator and there is no processing to be exec... | 01/20/2009 |
| 7478253 | Reduction of power consumption in electrical devices Reducing power to a minimum permissible value based on temperature of a component may permit savings in power consumption. ... | 01/13/2009 |
| 7475265 | Data storage device and control method for power-saving modes of serial interface thereof Embodiments of the invention reduce consumption power of a data storage device. In one embodiment, an HDD according to the embodiment selectively switches a serial interface among other circuits to a power-save mode. The HDD receives a command from a host, and, in a... | 01/06/2009 |
| 7472296 | Integrated circuit, semiconductor device and ID chip A contactless semiconductor device is provided where a low power consumption is achieved and wireless communication is carried out stably. A power supply level of a reader/writer and the operating state of internal blocks of an ID chip are monitored. In accordance w... | 12/30/2008 |
| 7472297 | Method initializing an environment of an integrated circuit 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 the integrated circuit, which may be a microprocessor, are met by the ... | 12/30/2008 |
| 7472298 | Storage system and method for saving energy based on storage classes with corresponding power saving policies An example of the invention classifies disks drives based on their purpose and associating power-saving policies in multiple classes. The system implements Power On Demand, where a reduced power mode is enabled for every individual component of a storage subsystem. ... | 12/30/2008 |
| 7467313 | Method for transmitting a power-saving command between a computer system and peripheral system chips A method for transmitting a power-saving command between a computer system and system chips thereof is described. A power-saving command associated with a first system chip is introduced to the computer system since a BIOS is modified therefore. The CPU of the compu... | 12/16/2008 |
| 7467314 | Systems and methods for reducing static and total power consumption in a programmable logic device A method and system for reducing power consumption in a programmable logic device (PLD) is provided. The power consumption may be reduced by preferably continually considering power consumption as a factor in circuit design during the technology mapping, routing, an... | 12/16/2008 |
| 7467312 | Arrangement and method for controlling communication of data between processors The communication of data between two coupled processors is controlled using a ready-to-receive signal which is provided by the first processor such that it has an activated signal level or a deactivated signal level and which is used to indicate to the second proce... | 12/16/2008 |
| 7467311 | Distributed system and method for managing power usage among server data processing systems A distributed method and system for managing power usage among server data processing systems are disclosed. According to one embodiment, a server data processing system of a plurality of server data processing systems is provided, where the server data processing s... | 12/16/2008 |
| 7464279 | Pre-activation of network devices An approach for pre-activating network devices includes using prior usage of a network device to estimate times when the network device will be used in the future. The network device is then pre-activated, i.e., transitioned to an active operational state, prior to ... | 12/09/2008 |
| 7464277 | Microprocessor performance mode control utilizing sensed temperature as an indication of microprocessor utilization Methods and systems are disclosed for controlling microprocessor (CPU) performance modes utilizing sensed temperatures as an indication of CPU utilization. By recognizing that temperature can be used as an indication of CPU utilization, higher performance modes can ... | 12/09/2008 |
| 7464278 | Combining power prediction and optimal control approaches for performance optimization in thermally limited designs The operating rate of an electronic system is maximized without exceeding a thermal constraint, such as a maximum junction temperature of an integrated circuit (IC) or other portion of the electronic system. An operating parameter of the system that controls the the... | 12/09/2008 |
| 7461279 | Logic circuit system and method of changing operating voltage of a programmable logic circuit A logic circuit system, having a programmable logic circuit including a circuit configuration including a first set of plural unit circuits and that is reconfigurable during operation, a circuit configuration information supplier configured to supply circuit configu... | 12/02/2008 |
| 7461278 | Power control of remote apparatus via network A power consumption control method for collectively controlling the power consumption of electronic apparatuses connected to a network is provided. When an electronic apparatus is connected to the network, a management device performs power-saving control for the el... | 12/02/2008 |
| 7451332 | Methods and apparatuses for controlling the temperature of a data processing system Methods and apparatuses to manage working states of a data processing system. At least one embodiment of the present invention includes a data processing system with one or more sensors (e.g., physical sensors such as tachometer and thermistors, and logical sensors ... | 11/11/2008 |
| 7444526 | Performance conserving method for reducing power consumption in a server system A method for managing power in a data processing system having multiple components includes determining a power budget for the system. Activity levels during a forthcoming time interval are then predicted for each of the components. Using the predicted activity leve... | 10/28/2008 |
| 7444524 | Dynamic voltage transitions The operating voltage of an integrated circuit (e.g., a processor) is changed in response to one or more conditions (e.g., a laptop computer is connected to an AC power source). Both the operating frequency and the operating voltage of the integrated circuit are cha... | 10/28/2008 |
| 7444527 | Circuit for saving power of a battery within an electronic equipment while the electronic equipment is powered off A circuit for saving battery power within an electronic equipment while the electronic equipment is powered off, the circuit includes a switch circuit, a voltage regulator, a power management unit, and a system voltage terminal. The switch circuit is connected to th... | 10/28/2008 |
| 7444528 | Component reliability budgeting system A system may include acquisition of a supply voltage information representing past supply voltages supplied to an electrical component, acquisition of a temperature information representing past temperatures of the electrical component, and control of a performance ... | 10/28/2008 |
| 7444531 | Methods and devices for treating and processing data A data processing unit having a field of clocked logic cells (PAEs) which is operable in different configuration states and a clock preselecting means for preselecting logic cell clocking. The clock preselecting means is designed in such a way that, depending on the... | 10/28/2008 |
| 7444530 | Standby circuit for an electrical device The invention relates to a standby circuit, an electrical device with a standby circuit, a method for the control of the electrical device and a power supply assembly. Whereas the power supply unit and the control electronics are in permanent operation when conventi... | 10/28/2008 |
| 7441135 | Adaptive dynamic buffering system for power management in server clusters A system, method and computer program product for managing power consumption in a system comprising at least two computing devices. The at least two computing devices are organized as part of active computing device group or a ready computing device group, the ready... | 10/21/2008 |
| 7441133 | Rack level power management for power over Ethernet A method for rapidly powering a plurality of power over Ethernet ports constituted of: inputting an indication of available power; allocating a power budget to each of a first plurality of power over Ethernet devices; transmitting an enabling command for ports of a ... | 10/21/2008 |
| 7441134 | Self-packaged optical interference display device having anti-stiction bumps, integral micro-lens, and reflection-absorbing layers An electronic device of an embodiment of the invention is disclosed that at least partially displays a pixel of a display image. The device includes a first reflector and a second reflector defining an optical cavity therebetween that is selective of a visible wavel... | 10/21/2008 |
| 7441136 | System for predictive processor component suspension and method thereof An instruction cycle is determined from instructions stored in a cache, where the instruction cycle represents the sequence of instructions predicted to be executed by the processing device that are resident in the cache. The duration of the instruction cycle is est... | 10/21/2008 |
| 7441132 | Circuit for enabling dual mode safe power-on sequencing A circuit that enables a safe power-on sequencing is described. The circuit enables a processor to be powered by an internal or external voltage source. The circuit detects for the presence of an external voltage regulator. If an external voltage generator is not pr... | 10/21/2008 |
| 7441128 | Power-state management of peripheral device by north bridge for power management of computer system In a power management method of a computer system, the CPU asserts a clock-suspending grant cycle in response to a clock-suspending signal issued by the south bridge chip, and the south bridge chip issues the clock-suspending signal in response to a data write cycle... | 10/21/2008 |
