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7617407 |
Method and system for power consumption management, and corresponding computer program product
A system for reducing power consumption in processing apparatus including a memory comprises a clock controller for controlling the clock period of the processing apparatus to switch the processing...
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7617405 |
Microprocessor capable of dynamically reducing its power consumption in response to varying operating temperature
A microprocessor capable of dynamically reducing its power consumption based on its varying operating temperature includes a temperature sensor that monitors the microprocessor's operating...
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7613935 |
Power monitoring for processor module
A processor module includes an execution unit and a power monitor for monitoring power consumption by processor components including said execution unit.
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7613934 |
Method and apparatus for monitoring the power state of computer system
A monitoring method and apparatus applied to a computer system having a computer case, a controller and a register for changing the power state of the computer system according to the assembling...
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7610499 |
Apparatus and method for reducing power consumption of a processor by estimating engine load
A computer system has a processor and a queue for storing instructions for execution by the processor. The processor is capable of being clocked at a plurality of different clock frequencies. In...
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7610497 |
Power management system with a bridge logic having analyzers for monitoring data quantity to modify operating clock and voltage of the processor and main memory
A core logic coupled to a main memory of a computer, comprising an analyzer and a power management unit. The analyzer monitors access request traffic load of main memory. The power management unit...
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7605612 |
Techniques for reducing power requirements of an integrated circuit
A technique for clock gating a clock domain of an integrated circuit includes storing first, second, and third values in a control register. The first value corresponds to a first number of clock...
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7603576 |
Hysteresis in thermal throttling
A computer implemented method, data processing system, and processor are provided for hysteresis in thermal throttling. A digital thermal sensor senses a temperature in the integrated circuit. A...
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7603575 |
Frequency-dependent voltage control in digital logic
An electronic circuit comprises at least one digital logic circuit; and a power control circuit. The power control circuit is operable to adjust the voltage of a power signal supplied to the at...
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7603574 |
Network interface speed adjustment to accommodate high system latency in power savings mode
A system is coupled to a network by a network interface. In a power savings mode the speed setting of the network interface is reduced to accommodate increased system latency.
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7602166 |
System and method for providing a digital self-adjusting power supply that provides a substantially constant minimum supply voltage with regard to variations of PVT, load, and frequency
A system and method is disclosed that provides a digital self-adjusting power supply for semiconductor digital circuits. The power supply provides a substantially constant minimum supply voltage...
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7600142 |
Integrated circuit conserving power during transitions between normal and power-saving modes
An integrated circuit includes a volatile memory, a central processing unit that normally operates on a first clock, and an input-output circuit that transfers data in synchronization with a second...
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7600141 |
Data processing performance control
A data processing system is provided having a processor 46 which generates control signals for controlling further circuits, such as a clock generator 4 and voltage controller 6 , to operate...
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7600136 |
Power management in an information channel
Methods and associated apparatus to reduce electrical power consumption in an information channel may include identifying times at which to restore power to elements in the information channel, and...
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7596708 |
Adaptive power control
A method for controlling the power used by a computer including the steps of measuring the operating characteristics of a central processor of the computer, determining when the operating...
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7596638 |
Method, system, and apparatus to decrease CPU temperature through I/O bus throttling
A method, apparatus, and system are disclosed. In one embodiment the method detects a temperature event in a processor and then modifies the bus frequency of an I/O bus coupled to an I/O controller...
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7594132 |
Computer system with power-saving capability and method for implementing power-saving mode in computer system
A computer system includes an operating system, a CPU operatively connected with the operating system, and a power management unit for adjusting throttling duty to regulate CPU speed according to a...
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7594128 |
Systems and methods to determine processor utilization
In at least some embodiments, a system comprises a processor and a memory coupled to the processor. The memory stores processor performance utility instructions and performance adjustment...
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7594126 |
Processor system and method for reducing power consumption in idle mode
A processor system power voltage has low idle level as compared to a normal level during an idle mode. Power consumption of the processor during the idle mode is reduced. A power voltage supplied...
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RE40922 |
Method and apparatus for powering-on a computer-based system via a network interface
A network interface card in a networked client computer includes a network interface circuit that decodes and then compares incoming network packet addresses to known address bit patterns, the...
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7590876 |
Method for adjusting a frequency working between a north bridge chip and a random access memory of a computer system
A frequency working between the north bridge chip and random access memory of a computer system is dynamically and automatically adjusted in response to the frequency change of the CPU, in response...
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7590870 |
Physical presence determination in a trusted platform
A computer system is presented which provides a trusted platform by which operations can be performed with an increased level trust and confidence. The basis of trust for the computer system is...
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7587622 |
Power management of components having clock processing circuits
A method and system for managing power consumption of a component that employs a clock processing circuit to produce a processed clock signal used by the component from a clock signal supplied to...
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7584367 |
Power control device for processor
A processor has: a power table including a plurality of power control registers each rewritably storing power control information; a condition determiner for rewritably storing a plurality of...
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7581128 |
Microcomputer selecting operating condition
A microcomputer includes a CPU, a program memory for storing a subroutine program, peripheral circuits, a clock circuit, and a voltage drop detection circuit. When the voltage drop detection...
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7581122 |
Power supply integrated circuit with feedback control
A system and method for providing power control in a power management integrated circuit. A power management integrated circuit may comprise a communication interface module that receives power...
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7577862 |
Self adjusting clocks in computer systems that adjust in response to changes in their environment
An electronic device such as a computer, circuit board, or integrated circuit is built including circuitry for receiving temperature information. The clock frequency of the electronic device is...
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7577860 |
Processor specific BIOS interface for power management
Processor power management capabilities that enable an operating system kernel to interact with a plurality of ACPI-compliant computing devices to manage processor power using a generic processor...
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7574619 |
Apparatus, method, and program for selecting an energy-saving communication speed in a network communication apparatus
A network communication apparatus includes: a self-apparatus setting unit that sets a communication speed to be applied to communications between the network communication apparatus itself and...
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7574618 |
Interface circuit
Noise removal and detection are performed for a signal VBUS in a detection portion in accordance with a low-frequency clock signal CLK generated by a CR oscillation circuit, and a detection signal...
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7574613 |
Scaling idle detection metric for power management on computing device
A component of a computing device such as a processor is operated based on a clock signal oscillating at a frequency. Power management for the computing device is performed by adjusting the...
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7565629 |
Information processing apparatus
If a screen saver with a high load is set, a shift to standby mode cannot be executed without clearing the screen, and clearing of the screen causes problems. The present invention provides an...
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7565560 |
Supplying combinations of clock frequency, voltage, and current to processors
Combinations of clock frequencies, voltages, and currents at which a processor operates normally are determined. These combinations are stored to a component on which the processor is installed....
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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...
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7562240 |
Apparatus and method for selecting between operating modes for a multi-core processor
According to one embodiment, an information processing apparatus includes a main body in which a battery is mountable and a processor provided in the main body and including a first core and a...
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7562234 |
Methods and apparatuses for dynamic power control
Methods and apparatuses for dynamically budgeting power usage in a data processing system. In one aspect, a data processing system, includes: one or more first components capable of being...
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7558976 |
System, method, architecture, and computer program product for dynamic power management in a computer system
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...
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7558974 |
Disk enclosure
In a detection element for the current which flows from a power source to a disk apparatus internal circuit, a plurality of resistors are incorporated such that the detection resistance for...
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7558874 |
Energy efficient ethernet via dynamic adapter driver link speed negotiation
A method of reducing Ethernet power consumption in a network having an operating system by reducing an Ethernet link speed to a minimum rate required for current data link traffic, and...
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7556206 |
Temperature compensated clock delay closed loop circuit
Embodiments of the present invention provide a temperature compensating circuit. The circuit generally includes a clock element operable to provide an adjustable clock signal, a buffer element...
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7552350 |
System and method for activity or event base dynamic energy conserving server reconfiguration
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...
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7552348 |
Method and apparatus for detecting and supplying power by a first network device to a second network device
A first network device comprises first and second transformers that communicate with a second network device. A switch selectively connects power to the first and second transformers. A physical...
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7549075 |
System and method for adjusting execution frequency of a central processing unit
A method for adjusting execution frequency of a central processing unit (CPU) in an electronic apparatus is provided. The method includes the steps of: (a) obtaining a state of a CPU workload in...
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7549073 |
Dynamic adjusting circuit for basic clock signal of front-side bus and method thereof
By adjusting a scale factor of a phase locked loop in computers for generating a basic clock signal of a front-side bus, the frequency of the basic clock signal is modulated when the central...
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7549071 |
Method for providing real-time power conservation in a processor
A method for providing power conservation in a processor in which, depending on the respective embodiment, a relative amount of idle time, activity time, or idle time and activity time associated...
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7548481 |
Method and apparatus for dynamic power adjustment in a memory subsystem
An aspect of the invention relates to a method of dynamically adjusting power consumption of a random access memory (RAM) coupled to a processor. Frequency of a memory clock signal coupled to the...
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7548235 |
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...
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7543167 |
Information processing apparatus and power control method for use in the same
An information processing apparatus that is powerable by a battery includes a main body in which the battery is detachably mounted, a processor that is provided in the main body, a unit that...
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7543163 |
Low power method of monitoring and of responsively initiating higher powered intelligent response to detected change of condition
A synchronous control system includes a logic controller (e.g., microprocessor) which can be put into low power standby or sleep mode by shutting off its clock. A quick-start oscillator (QSO)...
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7543162 |
CPU frequency regulating circuit
An exemplary CPU frequency regulating circuit includes a detecting circuit, a comparing circuit, and an adjusting circuit. The detecting circuit is coupled to a power circuit of a CPU for receiving...
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