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6845455 Wallet detachable retaining a personal information device and receiving a wake signal and a stay awake signal from the personal information device  
A wallet for a personal information device in the form of a PCMCIA card such as an PCMCIA-card electronic organizer. The wallet includes an input device separate from the input device of the...
6845432 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...
6842831 Low latency buffer control system and method  
A memory controller (MC) includes a buffer control circuit (BCC) to enable/disable buffer coupled to a terminated bus. The BCC can detect transactions and speculatively enable the buffers before...
6839828 SIMD datapath coupled to scalar/vector/address/conditional data register file with selective subpath scalar processing mode  
There is provided a processor designed to operate in a plurality of modes for processing vector and scalar instructions. Register files are each for storing scalar and vector data and address...
6836850 Portable system arrangements having dual high-level-/low-level processor modes  
Portable system arrangements having dual high-level-/low-level-processor modes implemented with a high-level processor and a low level processor. The two processors afford the combined advantages...
6836849 Method and apparatus for controlling power and performance in a multiprocessing system according to customer level operational requirements  
A method and controller for managing power and performance of a multiprocessor (MP) system is described. The controller receives sensor data corresponding to physical parameters within the MP...
6834352 Method and apparatus for maximizing an advertising effect using a control unit to detect if advertisement is being displayed and suspending a function if advertisement is not displayed  
A computer includes a central processing unit (CPU), a memory, an input unit, a monitor, an advertisement presenting program for presenting an advertisement on the monitor, and a controlling unit...
6832276 Receiving a reset signal directly from an ATA or ATAPI bus of a host computer without passing through an interface processing unit for termination of a half halted state  
The present invention relates to an information processing apparatus wherein a device connected to a host computer enters a sleep mode in accordance with a judgment made by the device itself, and...
6826704 Microprocessor employing a performance throttling mechanism for power management  
A microprocessor includes a plurality of execution units each configured to execute instructions and an instruction dispatch circuit configured to dispatch instructions for execution by the...
6820207 Method for rebooting only a specific logical partition in a data processing system as per a request for reboot  
A method, apparatus, and computer implemented instructions for controlling power in a data processing system having a plurality of logical partitions. Responsive to receiving a request to turn off...
6816977 Power reduction in computing devices using micro-sleep intervals  
Short duration micro-sleep or nap periods reduce the power consumption of a computing device. In use, the computing device determines a first duration to a next expected event in the computing...
6816936 Hot-swappable router interface card with stable power on/off procedure  
A network router includes hot-swappable physical interface cards that allow the router to communicate using a variety of network technologies. Power to the interface cards is sequentially ramped to...
6816976 System and method for reducing power consumption in a universal serial bus device  
The present invention concerns a method for reducing power consumption in a device, comprising the steps of (A) receiving one or more packets, (B) determining a type of each of the one or more...
6812920 Display device  
A display device which is suitable for connection to a computer etc. allows an operator to freely set a power saving mode to suppress the wasteful consumption of power. Power reduction means...
6813695 Memory access method and circuit configuration  
A cache memory serves for accelerating accesses to an external memory of a microprocessor. Instead of an actually occurring hit event, a cache miss is signaled to the microprocessor. The reversal...
6813150 Computer system  
A computer system comprises a host processor, a temperature sensor for sensing temperature in an enclosure of the system and one or more fans for cooling the enclosure. A service processor is...
6810481 Electronic device, control method therefor, and storage medium providing power supply control function  
An object of this invention is to provide an electronic device which can establish connection between a host and a device to be connected thereto without any problem. In order to achieve this...
6804732 Port sampling circuit apparatus incorporated in a microcomputer  
A signal output section of a port sampling circuit 6 periodically changes the output level of an output port 11 based on a sampling period stored in a register which is set by CPU 2. A data...
6804790 Coordinating protocol for a multi-processor system  
A multi-processor computing system included a plurality of processing units is provided in which each of the plurality of processing units operates at clock frequency and a coordinating protocol is...
6804792 Computer power management with converter for changing generated power mode commands for external devices  
A computer is connected to an external device and outputs a command to the external device to shift the external device to a power saving state. The computer comprises an operating system...
6802018 Method and apparatus to directly access a peripheral device when central processor operations are suspended  
A method and apparatus for facilitating direct access to computer resources by a peripheral device while the computer's CPU is in a sleeping state. A peripheral device having a circuit to detect...
6801811 Software-directed, energy-aware control of display  
A method and system for reducing energy consumption of a display in a computer system. The method includes profiling screen usage patterns and the impact of the screen usage patterns on energy...
6802015 Method for accelerating the speed of a CPU using a system command having an operation not associated with changing the speed of the CPU  
A computer system supports operation of a CPU at multiple clock speeds. Logic in the computer system predicts the performance requirements of the CPU, and selects the fastest clock speed to...
6802017 Partial enabling of functional unit based on data and size pair in register  
An SZ (size information) section is provided for each of registers that make up a register file. Suppose an instruction decoded requests that operand data of a particular size be loaded from a RAM...
6799279 Method and apparatus for stopping supply of power to a specific function for playing contents stored on media in response to a low battery level  
A multiple function portable device prevents an occurrence of a situation in which a remainder of a battery is used up after a consumer utilizes a contents playing function of a portable device...
6795896 Methods and apparatuses for reducing leakage power consumption in a processor  
A method of reducing power leakage consumption in a processor by shutting off power to the cache memory when the processor is idle. The contents of the cache memory are written to a low leakage...
6795930 Microprocessor with selected partitions disabled during block repeat  
A microprocessor and a method of operating the microprocessor are provided in which a portion of the microprocessor is partitioned into a plurality of partitions. A sequence of instructions is...
6792480 Status display being visible in a closed position and displaying a track number during play mode comprising a reduced power of a system  
A computer system incorporating capabilities for displaying the audio disk track number when the computer system is playing an audio disk. The computer system determines if a disk is present in the...
6792551 Method and apparatus for enabling a self suspend mode for a processor  
In accordance with an embodiment of the present invention, a triggering event is initiated to place a processor in a low power state. The voltage from a first voltage regulator supplied to a core...
6785829 Multiple operating frequencies in a processor  
A power control circuit an corresponding technique for adjusting operating frequency and/or supply voltage in sections of a single electronic device while maintaining substantially constant...
6785826 Self power audit and control circuitry for microprocessor functional units  
A method and apparatus for reducing power dissipation within a functional unit of a microprocessor includes a power sensing circuit for sensing power dissipation of the functional unit. A low power...
6782484 Method and apparatus for lossless resume capability with peripheral devices  
A system and method are disclosed for power management that reduces computer power consumption by causing a low power state (‘suspend’ mode) to be entered by specific, peripheral device-related...
6775784 Power supply control circuit and method for cutting off unnecessary power to system memory in the power-off state  
In a computer system having a plurality of power management states, a power management control circuit includes a power management controller which manages power in accordance with the Advanced...
6775741 Cache system with limited number of tag memory accesses  
The present invention is a cache system comprising a data memory for storing data in an external memory, and a tag memory for storing address information for data held in the data memory and a...
6772353 Computer interface architecture having a power saving function  
An information processing apparatus such as a personal computer is capable of controlling consumption power of a digital communication line interface circuit or a modem depending on a usage state...
6772355 System and method for reducing power consumption in a data processor having a clustered architecture  
There is disclosed a data processor having a clustered architecture that comprises a plurality of clusters, an instruction cache and a power-down controller. Each of the clusters comprises an...
6772354 System and method for managing the power state of a controlling device according to an indication of the power state of a source output device  
An electronic system comprising a master device and a slave device which are interconnected via a suitable data bus, which have an independent power supply input each, and which exchange data...
6769070 Standby circuit for digital display monitor  
A system and method for reducing power consumption in a digital display device in standby mode. The display device receives a voltage from a secondary power source in main mode but not in standby...
6766460 System and method for power management in a Java accelerator environment  
A power management method is disclosed which provides power management for a hardware based Java accelerator. Initially, a Java mode signal is provided from a host processor in response to...
6766459 Time keeping apparatus and method for controlling the same  
A time keeping apparatus has a display mode for displaying time and a power-saving mode for reducing power consumption. The time keeping apparatus has a time display unit for displaying time, a...
6766462 System for playing music CDs on a computer in power-saving mode  
A computer system with the capability to play music CDs while in power-saving mode without the consumption of power by system elements not used by the music-playing operation. The system comprises...
6763470 System and method for dynamically amplifying a delayed analog signal based on amplitude information obtained from its digital representation  
The present invention is directed to a signal processing and amplifying system that uses advance knowledge of a digital signal, before it is converted to analog form and applied to the input stage...
6760852 System and method for monitoring and controlling a power-manageable resource based upon activities of a plurality of devices  
A system and method for monitoring and controlling a power-manageable resource. In one embodiment, a power manageable resource, such as a bus in a computer system, may be shareable among a number...
6760410 Computer having automatic answering state displaying and processing functions and method of processing automatic answering  
A computer having automatic answering state displaying and processing functions includes an automatic answering setting unit for outputting an automatic answering guide message, preset by a user,...
6760853 Power shutoff method for TCP/IP network device and recording medium recording the program therefor  
According to the power shutoff method for the TCP/IP network device, the connection status of the terminal connected to the TCP/IP network is monitored, whether the power can be shut off or not is...
6760850 Method and apparatus executing power on self test code to enable a wakeup device for a computer system responsive to detecting an AC power source  
A computer system that selectively disables power to wake on LAN (WOL) devices in the absence of AC power. In one embodiment, the computer system comprises a power supply and a power management...
6751742 System for responding to a power saving mode and method thereof  
In one embodiment of the present invention, an application responds to a low power operation request based upon its current state. In another mode, the application responds based upon its own...
6750664 Apparatus for managing an intergrated circuit  
An apparatus for an integrated circuit comprising a thermal sensor ( 41-44 ), an A-D converter ( 58 ) coupled to the thermal sensor, wherein the thermal sensor provides an input to the A-D...
6745336 System and method of operand value based processor optimization by detecting a condition of pre-determined number of bits and selectively disabling pre-determined bit-fields by clock gating  
Circuitry reduces power consumption by a microprocessor with operand-value-based clock gating. A bit detect unit detects the condition of a pre-determined number of bits of an operand. If the...
6745335 Power consumption control of multiprocessor system using separate timers for monitoring processor load rise and drop  
In a multiprocessor system having two CPUs 11 - 1 and 11 - 2 , processor load monitoring units 12 - 1 and 12 - 2 are monitoring the loads on the respective CPUs, and each processor load...