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7197653 |
Microcontroller for fetching and decoding a frequency control signal together with an operation code
A microcontroller is realized that is capable of eliminating the time lag required for changing the frequency during operation and of reducing power consumption by accurately and rapidly performing...
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7194646 |
Real-time thermal management for computers
A real-time thermal management apparatus and method for a computer employs a monitor ( 40 ) to determine whether a CPU may rest based upon real-time sampling of temperature levels and CPU activity...
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7194641 |
Method and apparatus for managing power and thermal alerts transparently to an operating system in a data processing system with increased granularity in reducing power usage and thermal generation
A method, apparatus, and computer instructions for managing a set of devices in the data processing system. An alert is received through an external alert mechanism. The alert is at least one of a...
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7191350 |
Instruction conversion apparatus and instruction conversion method providing power control information, program and circuit for implementing the instruction conversion, and microprocessor for executing the converted instruction
An instruction conversion apparatus for optimizing an instruction program formed of a plurality of instructions to be suitable for execution by a microprocessor that has a plurality of hard ware...
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7191349 |
Mechanism for processor power state aware distribution of lowest priority interrupt
A method for a mechanism for processor power state aware distribution of lowest priority interrupts. The method of one embodiment comprises receiving first power state information from a first...
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7191348 |
Transition detection at input of integrated circuit device
An integrated circuit has an input connection for connecting an external signal conductor that passes signals to execute functions in the device. The external signal conductor can pick up strong...
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7185215 |
Machine code builder derived power consumption reduction
A machine code builder providing improved software controlled power management is described. A machine code builder reads pre-executable code and builds machine code from the pre-executable code to...
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7184798 |
Power conservation system and method
A power management circuit is arranged to apply power to and remove power from its own oscillator to conserve power. A power-on reset circuit provides a power-on-reset signal to a state machine....
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7181635 |
Method for placing a device in a selected mode of operation
A method for placing a device in a selected mode of operation. The method comprises the steps of initializing a device select signal into a first logic state, asserting the device select signal in...
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7181188 |
Method and apparatus for entering a low power mode
A method and apparatus for entering a low power mode is provided. In one embodiment, data processing system ( 10 ) has power control circuitry ( 52 ) which may be used to control power usage in...
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7178046 |
Halting clock signals to input and result latches in processing path upon fetching of instruction not supported
A microprocessor includes a first cache memory, a first instruction fetch unit, a first instruction decoder, a first processing unit and a first latch that holds a control signal outputted from the...
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7178043 |
Power consumption control method and information processing device
A controller reads a current value from a current sensor at regular intervals and calculates the average power consumption (Pavg) for a specified length of time (T). When the average power...
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7174467 |
Message based power management in a multi-processor system
A message based power management approach is utilized to provide power management for a multi-processor system. A power management message is received at one processor of the multi-processor system...
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7174451 |
System and method for saving and/or restoring system state information over a network
A system and method to resume execution of a client system from a saved system state without executing a boot-up process. A data storage unit and the client system having volatile system memory are...
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7174194 |
Temperature field controlled scheduling for processing systems
A multiprocessor system ( 10 ) includes a plurality of processing modules, such as MPUs ( 12 ), DSPs ( 14 ), and coprocessors/DMA channels ( 16 ). Power management software ( 38 ) in conjunction...
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7171577 |
Methods and apparatus for a system clock divider
A power-saving clock divider scheme is cost-effective, flexible, jitterless, and allows the user to keep track of time. In general, the clock divider selectively operates in a normal mode and one...
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7167994 |
System and method for reducing power consumption by estimating engine load and reducing engine clock speed
A computer system has at least one processor and at least one queue for storing instructions for execution by the processor. The processor is capable of being clocked at a plurality of rates. A...
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7165183 |
Temperature controlled semiconductor circuit
An interrupt signal EMG is put out to a microprocessor 10 when a thermal monitor 40 detects that a package temperature exceeds a reference. The microprocessor then increases a frequency...
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7159134 |
Method and apparatus for clock and power control in wireless systems
A digital baseband processor is provided which receives a system clock generated by a system oscillator and generates a plurality of clock signals from the system clock. The digital baseband...
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7155617 |
Methods and systems for performing dynamic power management via frequency and voltage scaling
Methods and systems are provided for dynamically managing the power consumption of a digital system. These methods and systems broadly provide for varying the frequency and voltage of one or more...
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7155625 |
Method and apparatus to modify power requirements for a system
A method and apparatus to modify power levels for devices in a system in response to changes in power conditions is described. A power level of a power supply providing power to a plurality of...
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7155618 |
Low power system and method for a data processing system
Systems and methods are discussed to identify a recoverable state in a low power device. A low power device having an arbiter to grant system bus access to a plurality of bus masters is set to...
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7155621 |
Method and apparatus to enhance processor power management
A method and an apparatus to dynamically transition a processor between two performance states, high performance and low power. Predetermined core clock frequency and supply voltage levels of the...
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7149910 |
Apparatus for processing a set of instructions initially at a low speed for a predetermined time then processing the set of instructions at a higher speed until completion
A semiconductor device and the operation control method thereof are provided, which realize a highly generalized frequency control mechanism so as to allow a microprocessor to operate in lower...
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7149909 |
Power management for an integrated graphics device
In one embodiment of the invention, an integrated device is described that employs a mechanism to control power consumption of a graphics memory controller hub (GMCH) through both voltage and...
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7149912 |
Control method and circuit for stopping clock signal
When controlling a clock to a central processing unit, it is naturally preferable not to change existing circuits which are not related to the control of the clock. A clock control circuit inputs a...
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7149911 |
Portable computer with desktop type processor
A portable computer with a desktop type processor. The portable computer further includes a power management controller and a clock generator. The power management controller judges the type of...
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7146514 |
Determining target operating frequencies for a multiprocessor system
In one embodiment of the present invention, a method includes determining utilization values for a plurality of processors having power utilization dependencies, and identifying a target frequency...
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7143203 |
Storage device control responsive to operational characteristics of a system
It has been discovered that system operational characteristics (e.g., power level, clock frequency, processor utilization, operating system time slice utilization, size and age of queued jobs) may...
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7139921 |
Low power clocking systems and methods
A low power reconfigurable processor core includes one or more processing units, each unit having a clock input that controls the performance of the unit; and a controller having a plurality of...
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7137117 |
Dynamically variable idle time thread scheduling
The subject matter provides dynamically variable idle time thread scheduling in a device with a high system tick rate. A device based on the subject matter includes an operating system, a set of...
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7136984 |
Low power cache architecture
In a processor cache, cache circuits are mapped into one or more logical modules. Each module may be powered down independently of other modules in response to microinstructions processed by the...
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7137020 |
Method and apparatus for disabling defective components in a computer system
A method for configuring a computer system includes identifying a defective component in the computer system; disabling at least the defective component; and dynamically reconfiguring the computer...
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7137021 |
Power saving in FPU with gated power based on opcodes and data
A method and an apparatus are provided for saving power in a microprocessor. The microprocessor has at least one functional unit, which has a plurality of blocks. The blocks each include a...
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7137017 |
Method and apparatus for controlling processor operation speed
The present invention registers execution modules in association with operating speed attribute data by analyzing code containing operating speed of each of the execution modules as attribute data,...
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7134031 |
Performance control within a multi-processor system
A multi-processing system 2 measures the degree of parallelism achieved in executing program instructions and uses this to dynamically control the clock speeds and supply voltage levels applied...
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7134029 |
Computer-component power-consumption monitoring and control
An apparatus for regulating power allocated to components within a computer system includes a sensor to sense power drawn by a first device within a computer system, the first device having device...
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7134032 |
Method and apparatus for changing power modes based on monitored I/O packets
A portable information device, a power saving mode switching method, and a recording medium in which a power saving mode switching program is stored, for efficiently suppressing power generation...
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7131016 |
Method and apparatus for adjusting clock throttle rate based on usage of CPU
A method, apparatus or stored program for adjusting the clock throttle rate of a central processing unit (CPU) included in a computer, in which the usage of the CPU is measured, so that the clock...
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7127521 |
Method and apparatus for reducing power consumption in network linking system
The present invention discloses a method and an apparatus for reducing power consumption in a network linking system. The apparatus comprises: a network linking interface device, including a media...
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7127628 |
Method for automatically regulating an oscillator
A method for automatically regulating an oscillator is applicable to a low-speed USB interface connecting system and includes the steps of (a) providing a voltage-controlled oscillator in a USB...
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7127627 |
Power management method and apparatus for use in electronic devices
A combination portable computer and mobile telephone device sends the portable computer portion into a sleep mode during periods of non-use; it can periodically and temporarily wake itself up so as...
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7127624 |
Energy detect with auto pair select
Energy detect with auto pair select. The present invention is operable without ‘a priori’ knowledge of the pairs' connectivity. In addition, the present invention is operable within systems...
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7127626 |
Data processing apparatus configured to operate with one of more clock frequencies determined by a priority order derived from one or more interrupt signals from a CPU
A data processing machine including a CPU which is configured to operate with an adjustable (variable) clock frequency. The clock frequency is adjusted in accordance with a clock change request...
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7124309 |
Method, system, and apparatus for an efficient power dissipation
A processor that includes a digital throttle to monitor the activity of the execution pipeline and to change a frequency of a first or second PLL clock within a single clock cycle based on a power...
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7120810 |
Instruction-initiated power management method for a pipelined data processor
An instruction-initiated power management method for a pipelined data processor by which a clock signal to pipeline subcircuitry is selectively disabled in response to an instruction executed by...
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7120806 |
Method for setting a power operating mode transition interval of a disk drive in a mobile device based on application category
The invention may be embodied in a method for operating a disk drive in a mobile device to optimize power usage based on an application category. The mobile device may be a hand held computing...
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7120808 |
Information processing apparatus and method, as well as program
Performing power saving control which can be inherited and standardized easily, and which keeps power devices from having to become larger is made possible. A current In flowing through an...
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7117379 |
Method and apparatus for a computing system having an active sleep mode
An apparatus is described. The apparatus includes a computing system having a normal active mode and an active sleep mode. The active sleep mode consumes less power than the normal active mode. The...
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7117380 |
Apparatus, system, and method for autonomic power adjustment in an electronic device
An apparatus, a system, and a method are provided for autonomic power adjustment in an electronic device. The apparatus, system, and method include a collector configured to collect indicia of a...
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