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| Number | Title | Issue Date |
| 8171319 | Managing processor power-performance states Disclosed are systems, methods, and computer program products for managing power states in processors of a data processing system. In one embodiment, the invention is directed to a data processing system having dynamically configurable power-performance states (“p... | 05/01/2012 |
| 8127160 | Dynamic frequency and voltage scaling for a computer processor Dynamic frequency and voltage scaling for a computer processor, including retrieving information specifying a nominal operating point of frequency and voltage and an operating range of frequency and voltage for the processor; creating, by the power management module... | 02/28/2012 |
| 8112650 | Adaptive method for system re-acquisition in power saving mode operation in a mobile wiMAX system Methods and apparatus for re-acquiring a WiMAX network after a relatively long power saving mode (e.g., sleep or idle mode) using a “pre-wakeup” scheme are provided. According to this pre-wakeup scheme, a mobile station (MS) may power up receiving circuitry to s... | 02/07/2012 |
| 8078894 | Power management architecture, method and configuration system Power management architectures, methods and systems for programmable integrated circuit are disclosed. One embodiment of the present invention pertains to a power management software architecture which comprises power management modules each associated with a respec... | 12/13/2011 |
| 8069359 | System and method to establish and dynamically control energy consumption in large-scale datacenters or IT infrastructures A system and method for establishing and dynamically controlling energy consumption in large-scale datacenters or IT infrastructures. The system including a primary configuration server, a router coupled to the primary configuration server, and a plurality of power-... | 11/29/2011 |
| 8051312 | Apparatus and method for reducing power consumption by an integrated circuit An integrated circuit includes an energy controller that generates a power supply voltage level for the integrated circuit based on a desired target frequency value for the integrated circuit. The energy controller configures a programmable hardware process sensor b... | 11/01/2011 |
| 8024590 | Predicting future power level states for processor cores In one embodiment, the present invention includes a method for providing power state change information from a plurality of cores of a processor package to a predictor at a periodic interval and generating a prediction to indicate a predicted operation level of the ... | 09/20/2011 |
| 7937599 | Thermal and power management for computer systems Improved approaches to providing thermal and power management for a computing device are disclosed. These approaches facilitate intelligent control of a processor's clock frequency and/or a fan's speed so as to provide thermal and/or power management for the computi... | 05/03/2011 |
| 7783907 | Power management of multi-processor servers A method and system are provided for dynamically managing delivery of power to partitionable elements in a computer system while supporting terms of a Service Level Agreement (SLA). Parameters of the SLA are gathered in conjunction with the topology of the computer ... | 08/24/2010 |
| 7783906 | Maximum power usage setting for computing device A maximum power usage setting for a computing device is based on one or more of: a user-specified setting corresponding to how often a frequency of a processor of the computing device is likely to have to be decreased to reduce power usage by the computing device; a... | 08/24/2010 |
| 7774631 | Method and system for minimizing power consumption in a multiprocessor data storage system A system for minimizing power consumption of a multiprocessor data storage system is disclosed. The system utilizes processors that are capable of operating at a number of different reduced power modes, such that the processors operate at full power during peak work... | 08/10/2010 |
| 7716506 | Apparatus, method, and system for dynamically selecting power down level A system has a plurality of different clients. Each client generates a report signal indicative of a current latency tolerance associated with a performance state. A controller dynamically determines a power down level having a minimum power consumption capable of s... | 05/11/2010 |
| 7650522 | Mobility policy manager for mobile computing devices A mobile computing device that dynamically and automatically manages all network adapters on the device to obtain the best and most effective balance of network connectivity and power consumption without requiring operator or user application intervention. Performan... | 01/19/2010 |
| 7490256 | Identifying a target processor idle state Embodiments of the present invention are directed at identifying an idle state for a processor that minimizes power consumption. In accordance with one embodiment, a method for identifying a target idle state that does not require a linear progression into any inter... | 02/10/2009 |
| 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 |
| 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 |
| 7430678 | Low power operation control unit and program optimizing method An objective is to perform a low power operation of a microprocessor on the pipeline stage of an instruction decode and a preceding pipeline stage without the necessity for increasing a circuit size or decoding time. An instruction code of each program for performin... | 09/30/2008 |
| 7430677 | Data processing device, and control method of data processing device A multifunctional device shifts the states of plural reception units from a state that the device operates in a power saving state to a state that the device operates in an operating state, according to which of the plural reception units a reception request of data... | 09/30/2008 |
| 7430676 | Method and apparatus for changing the clock frequency of a memory system One embodiment of the present invention provides a system that facilitates changing a clock frequency in a memory system. During operation, the system receives a command to change the clock frequency to a new clock frequency. The system then iteratively changes the ... | 09/30/2008 |
| 7426647 | Low power media player for an electronic device A low power media player is provided for an electronic device, such as a hand-held portable computer having 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 ... | 09/16/2008 |
| 7424625 | Printing apparatus and power supply control method in printing apparatus A printing apparatus is equipped with multiple interfaces adapted to connect external devices adapted to store image data and operated by power supplied from a first-connected external device, and is adapted to print images stored in the external devices. The state ... | 09/09/2008 |
| 7424624 | Rack equipment power purchase plan supervision system and method A rack equipment power purchase plan supervision system and method is presented. In one embodiment of the present invention, a rack equipment power purchase plan supervision system includes rack equipment for processing information. The rack equipment is supervised ... | 09/09/2008 |
| 7424740 | Method and system for activating a computer system A system and method for improved activation of a personal computer and/or other processing devices is provided. Power and security states are combined and further reduced to three activation states which may be operated by a single secure device. The system may incl... | 09/09/2008 |
| 7421603 | Method for monitoring the operating readiness of at least one memory element assigned to an electronic unit A method for monitoring the operating readiness of memory elements which are assigned to an electronic unit, an engine control unit for example. Furthermore, an electronic unit for executing the method and a computer program, as well as a computer program product ar... | 09/02/2008 |
| 7421290 | Power supply subsystem for powering a node over communication cabling A power supply subsystem configured for connection between a LAN switch and at least one node, the power supply subsystem providing electrical power to the at least node over communication cabling, the power supply subsystem comprising: a management and control unit... | 09/02/2008 |
| 7418606 | High quality and high performance three-dimensional graphics architecture for portable handheld devices A high quality and performance 3D graphics architecture suitable for portable handheld devices is provided. The 3D graphics architecture incorporates a module to classify polygons by size and other characteristics. In general, small and well-behaved triangles can be... | 08/26/2008 |
| 7418611 | Thermal and power management for computer systems Improved approaches to providing thermal and power management for a computing device are disclosed. These approaches facilitate intelligent control of a processor's clock frequency and/or a fan's speed so as to provide thermal and/or power management for the computi... | 08/26/2008 |
| RE40473 | Dynamic performance adjustment of computation means A dynamic performance circuit adjustment system and method that flexibly adjusts the performance of a logic circuit. The dynamic performance circuit adjustment system and method facilitates flexible power conservation. In one exemplary implementation, a dynamic perf... | 08/26/2008 |
| 7415604 | Method for adjusting an operating rate of a graphics card A method for increasing an operating rate of a graphics card includes: raising a rotation rate of a radiator fan of a graphics processing unit chip of the graphics card to a first rotation rate according to a rate increasing command; raising a voltage inputted to th... | 08/19/2008 |
| 7415625 | Policy table rule based processor side bus signaling A system and method for selecting a computer hardware component of a computing system to throttle based on a selection policy is disclosed. A co-thermal control system may receive a first signal indicating a first condition for a plurality of computer hardware compo... | 08/19/2008 |
| 7415548 | Communication network having a plurality of bridging nodes which transmits a polling message with backward learning technique to determine communication pathway An apparatus and a method for routing data in a radio data communication system having one or more host computers, one or more intermediate base stations, and one or more RF terminals organizes the intermediate base stations into an optimal spanning-tree network to ... | 08/19/2008 |
| 7415622 | Adaptive digital power control system An adaptive digital power control system is disclosed, which implements a digitally controlled, near real-time algorithm to accommodate multiple loop current mode controls for low voltage, high performance computing system power needs. For example, an adaptive digit... | 08/19/2008 |
| 7412614 | Power management using a pre-determined thermal characteristic of a memory module A computer system includes a memory module. Power management in the computer system is performed with at least one temperature rise parameter (ΔTx) of the memory module. ... | 08/12/2008 |
| 7409565 | Method, program and apparatus for power control through an electronic information device in a magnetic disk unit A power control method for a magnetic disk unit is disclosed. The method includes identifying a type of a last instruction sent to a magnetic disk unit and, in response to identifying the type, setting a wait time that varies according to the type. In response to th... | 08/05/2008 |
| 7409568 | Power supply voltage droop compensated clock modulation for microprocessors A voltage source droop compensated clock modulation for microprocessors is described. Specifically, the circuit reduces the clock frequency if a voltage source droop is detected. ... | 08/05/2008 |
| 7401243 | Demand-based dynamic clock control for transaction processors A variable speed data processor includes a clock generator generating a plurality of clocks at different clock rates. Clock select circuitry synchronously selects one of the clocks as an output clock signal to data processing circuitry, based on a data activity indi... | 07/15/2008 |
| 7398403 | Multiprocessor control apparatus, control method thereof, and integrated circuit Provided is a multiprocessor control apparatus that restrains impairment of processing speed of entire operations, while pursuing power consumption saving for a multiprocessor. The multiprocessor control apparatus has: an execution control unit operable to control a... | 07/08/2008 |
| 7398402 | System, medium, and control method for a computer A computer including a central processing unit, a cooling fan, an operating system (OS), a temperature sensor sensing a temperature within the CPU, a mode selector for selecting one of a fan off mode and a fan on mode for the cooling fan, a microcomputer controlling... | 07/08/2008 |
| 7398410 | Processor employing a power managing mechanism and method of saving power for the same A processor includes a plurality of execution units configured to execute instructions, a pre-decoder configured to sieve out a power-switching instruction from the instructions, and a power controller configured to control the status of the execution unit based on ... | 07/08/2008 |
