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6950953 Network system provided with multifunctional printer and terminal apparatus connected to the multifunctional printer  
A multifunctional printer is provided with a main CPU that controls the entire apparatus, main power unit that supplies power to the main CPU, sub CPU that shuts down the power supply from the main...
6950903 Power reduction for processor front-end by caching decoded instructions  
A power aware front-end unit for a processor may include a UOP cache that disables other circuitry within the front-end unit. In an embodiment, a front-end unit may disable instruction...
6948079 Method and apparatus for providing supply voltages for a processor  
For one embodiment of the present invention, a processor may include one or more integrated voltage regulators powered by an external voltage regulator and generating one or more local supply...
6948029 DRAM device and refresh control method therefor  
A DRAM (dynamic random access memory) device has: DRAM with a self-refresh function; a DRAM controller for controlling the DRAM; a timer built in or externally connected to the DRAM controller; and...
6948078 Battery having a plurality of temperature sensors for outputting different control information to a connected computer system based upon the temperature relationships of the sensors  
A battery pack includes overcurrent limiting transistors and respective sensors in proximity to battery cell and the transistors. A CPU in the battery pack receives temperature signals from the...
6948082 Method and apparatus for software-assisted thermal management for electronic systems  
In a computer system, a device for measuring power dissipation (e.g., using on-die thermal sensors) is linked to both a hardware-based thermal management solution and with a means for causing a...
6944714 Method and apparatus for saving microprocessor power when sequentially accessing the microprocessor's instruction cache  
An embodiment of the invention provides a circuit and method for reducing power in multi-way set associative arrays. A control circuit detects when the next cache access will be taken from the same...
6941480 Method and apparatus for transitioning a processor state from a first performance mode to a second performance mode  
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...
6938176 Method and apparatus for power management of graphics processors and subsystems that allow the subsystems to respond to accesses when subsystems are idle  
A graphics processing device implementing a set of techniques for power management, preferably at both a subsystem level and a device level, and preferably including peak power management, a system...
6934917 Automatic selection of favorite media selections of a user of a media presentation device  
A system and method provides for the automatic generation of a list of channels, stations, selections, etc., that are selected most often on a media presentation device by a user during a...
6934870 Clock management scheme for PCI and cardbus cards for power reduction  
A clock management scheme for an 802.11 MAC on a PCI or Cardbus bus that works in conjunction with industry standardized power mechanisms. The scheme involves enabling and disabling the main clock...
6934864 System and method for co-operative thermal management of electronic devices within a common housing  
A method for co-operative thermal management of a number of independent electronic devices housed within a common enclosure that includes designating a priority number and measuring a temperature...
6934865 Controlling a processor resource based on a compile-time prediction of number of instructions-per-cycle that will be executed across plural cycles by the processor  
A method, for use in a processor, includes estimating a number of instructions-per-cycle that will be executed by the processor based on static compile-time information extracted during...
6931556 Background transfer of optical disk to hard disk  
The present invention provides a method for reducing the amount of power consumed by an optical disk player. The method provides: recording at least a portion of the audio, video, or audio/video...
6928563 System for controlling power supplies of a device connected to a network depends on communication mode  
Required power consumption is reduced for communication between communication devices connected to a network by an IEEE 1394 bus line. When the network includes communication in a synchronous...
6928562 Method and system for managing power in a system having an internal USB HUB  
A method and system for managing power in a computer system is disclosed. The computer system includes a host. The method and system include providing a Universal Serial Bus (USB) hub, at least one...
6925529 Data storage on a multi-tiered disk system  
A method and a computer usable medium including a program for operating disks having units, comprising: providing a first tier of at least one disk, the first tier storing at least one popular...
6922788 Low power access to a computing unit from an external source  
A method for conserving energy in a computing unit and transferring data between the computing unit and an external source. The computing unit is in a power saving mode. The method includes...
6920575 POWER SOURCE SWITCHING UNIT WITH INTEGRATED CHARGING CIRCUIT FOR SELECTIVELY COUPLING AN EXTERNAL POWER SOURCE, A COMPUTER LOAD, AND BATTERIES, FOR PROVIDING TEMPORARY POWER DURING COUPLING, AND FOR CHARGING BATTERIES  
To obtain a power source switching unit that is capable of cost and size reduction, and also supplying electric power reliably even when external power supply is intercepted, and to obtain a...
6920572 Unanimous voting for disabling of shared component clocking in a multicore DSP device  
A digital signal processing chip having a multiple processor cores with corresponding processor subsystems, a shared component, and a clock tree, is disclosed herein. A clock tree distributes clock...
6920573 Energy-conserving apparatus and operating system having multiple operating functions stored in keep-alive memory  
A computer power supply, motherboard, and computer system each is adapted for providing multiple operating functions. Of particular importance is an energy-conserving operating function that...
6918044 Password protection for high reliability computer systems  
A high reliability computer system includes a first processing engine (PE), a first memory and a third memory both accessible by the first PE, a second PE, and a second memory and a fourth memory...
6917646 Circuit for exchanging communications over a transmission line  
A circuit for exchanging communications via a transmission line, including a detector for detecting a predetermined start-of-communication signal, a means for coupling the transmission line on the...
6912664 Energy-aware software-controlled plurality of displays  
Energy-aware software control in a computer system requires a plurality of displays. At least two of the displays have diverse attributes that enable reduction in the energy consumption of the...
6910141 Pipelined data processor with signal-initiated power management control  
A pipelined data processor with signal-initiated power management control in which a plurality of subcircuits, including pipeline subcircuitry, and circuitry for generating and controlling at least...
6910142 System for detection and routing of platform events in a multi-cell computer  
A system for providing notification, to the associated operating system, of removal and replacement of I/O devices during operation of a multiprocessor computer system running multiple operating...
6907536 Integrated circuit for image pickup device  
A design for reducing the power dissipation in an integrated circuit for an image pickup device. Placing a circuit block ( 2 ), such as for generating a driving signal to an image pickup apparatus,...
6904488 Portable electronic device comprising common serial bus connector  
A portable electronic device according to the invention comprises a USB connector 4 , a USB controller 6 for executing predetermined data communication processing attendant on data communication...
6904535 Information processing device selecting normal and exclusive operational modes according to wake up instructions from a communication interface section or an input/output device  
An information device for speeding up relatively simple processing such as data reference with respect to an information device such as a personal computer, and an information electric home...
6898718 Method and apparatus to monitor performance of a process  
Briefly, in accordance with one embodiment of the invention, a portable communication device has a processing unit and a monitoring unit. The monitoring unit monitors performance of a software...
6898719 Microcomputer comprising electric power source without condenser for backup for changing power source level based on power supply stopped or resumed  
A microcomputer comprises: a first electric power source VDD1 to which a condenser 30 used for backup is added; a second electric power source VDD 2 to which the condenser 30 used for backup...
6895448 Low-power audio CD player for portable computers  
A low-power audio CD player for portable computers permits operation of the CD-ROM subsystem when power is not being supplied to the computer subsystem. In one embodiment of the invention, the...
6895520 Performance and power optimization via block oriented performance measurement and control  
An integrated circuit includes a plurality of functional blocks. Utilization information for the various functional blocks is generated. Based on that information, the power consumption and thus...
6883016 Electronic mail terminal device and method of controlling the same  
An electronic mail terminal device having a power-saving function, and a method of controlling such an electronic mail terminal device are provided. When electronic mail is neither being fetched...
6883105 Method and apparatus for configuration control and power management through special signaling  
A method and apparatus for configuration control and power management through special signaling is provided. In one embodiment, a computer system may include a processor and a plurality of devices...
6880094 Cas latency select utilizing multilevel signaling  
A method of selecting CAS latencies in a system. Specifically, a system which includes a plurality of memory modules is provided. Because different memory modules may have different CAS latencies,...
6877098 System and method for directing access from a framebuffer to a virtual framebuffer when the framebuffer is powered off in a power management mode  
Methods and apparatus for managing power of a computer system. Access to a device by a process that accesses the device but does not require user interaction to continue running is prevented during...
6877074 Apparatus having durable storage  
A data server system and a computer apparatus is provided that can process external accesses reliably during mobile use. A main PC set in the suspend or hibernation mode during mobile use is...
6877058 Information processing unit having a slot, information processing method for an information processing unit, and program that controls an information processing unit  
An information processing unit is adapted to connect a USB device provided on a board to a USB host controller only when it is actually used. Based on a signal regarding an n-th pin received from a...
6877099 Wireless display system operable in power saving operation mode and control method for controlling the system  
A wireless display system including a computer and a wireless display wireless-communicating with each other is provided. In the system, the wireless display automatically shifts back from a power...
6874094 Method for locking user input elements for a small computer device by ignoring input signals if a locking signal is generated by a calendar-type application program  
A system and method for automatically locking user interface input elements to avoid negative impact of inadvertently pressing a user input element. The method receives an internally generated...
6874095 Memory control system  
The processor, upon fetching a sleep command, stops its own operation and outputs an internal power-down signal. The power-down control circuit outputs, upon receiving the internal power-down...
6865621 Activating an operating system of a computer in response to an operation of power switch of a medium drive without turned on a main switch of the computer  
A computer comprises a medium drive configured to reproduce data recorded in a video recording medium and an audio recording medium. When a reproduction switch is turned on if the computer is not...
6857079 Integrated driver electronic (IDE) device power control  
Methods and apparatus for power managing IDE devices. A driver is coupled to a switch, the driver receiving a control signal from a computer system, the control signal indicating whether the...
6854066 Method and system to avoid battery sag by detecting momentary fluctuation in a periodic terminal voltage measurement and excluding the measurement from updated average terminal voltage  
A method and system for power source management of a portable device. A power source used to supply electrical energy for a portable device should ideally operate with a constant terminal voltage....
6854064 ACPI complaint computer system and overtemperature protection method therefor  
A computer system having an operating system which complies with the advanced configuration and power interface (ACPI) specification comprises a temperature sensor for sensing an inner temperature...
6851067 Current driven serial bus system having an energy saving mode  
Two measures are provided in order to allow a serial bus system to be operated such that it is resistant to interference and defects, and such that it operates with low power consumption. Firstly,...
6850240 Method and apparatus for scalable image processing  
An apparatus for scalable image processing includes a display, multiple graphics functional units and a mode selector. Each of the graphics functional units has a configuration of a predetermined...
6848056 System and method to regulate shut down of power supply by sensing an external device connection, and status of connection  
Disclosed is a signal processing apparatus in which it is possible to obtain a favorable system construction in a case where the main unit of the apparatus and an external device have been...
6845454 System and method for selecting between a high and low speed clock in response to a decoded power instruction  
A processor clock generation circuit and related method for a low power consumption modem chip design includes a first clock generator for generating a first clock signal in response to enable and...