67results about How to "Reduce the amount of power" patented technology

A work light for work or task areas which uses light-emitting diodes (LEDs) as the source of light. LED clusters are mounted on a circuit board which is located in a housing. The LED work lights may be powered by conventional 120 or 240-volt electrical outlets, a DC generator, a battery, a battery pack, or a car adapter.

A load control system for a building having a lighting load, a window, and a heating and cooling system comprises a lighting control device for controlling the amount of power delivered to the lighting load, a motorized window treatment comprising a window treatment fabric for covering the window, a temperature control device for controlling a setpoint temperature of the heating and cooling system to thus control a present temperature in the building, and a dynamic keypad comprising a visual display and operable to receive a user input. The dynamic keypad allows a user to select, adjust, and monitor a plurality of energy-savings modes of the load control system. For example, the dynamic keypad allows the user to enable and adjust a setback temperature of the temperature control device on-the-fly.

A lighting control system is operable to control the amount of power delivered to a plurality of electrical loads. The lighting control system includes load control devices (such as digital electronic dimming ballasts), motorized window treatments, controllers, processors, and personal computers. The personal computer is preferably executing a graphical user interface (GUI) software, which allows a user to configure and monitor the operation of the lighting control system. The lighting control system offers a load shedding functionality without using power meters. Each load control device transmits its current intensity level to the personal computer, which is operable to determine a total power consumption of the lighting control system. If the total power consumption exceeds a predetermined power threshold, the personal computer causes the load control devices to shed loads.

An battery-powered electrosurgical instrument includes a blade having a conductor edge portion and insulation layer with geometric shapes and composition that concentrate electrosurgical energy and reduce or eliminate the production of smoke and eschar and reduce tissue damage, thereby providing more efficient application of electrosurgical energy. The more efficient use of electrosurgical energy permits configuring the system to be battery-powered. The system may be portable or configured as a battery-backup powered system.

A novel system and method increase battery life for portable computing devices through intelligent display management. A user interface allows a user to input threshold values and parameters such that power management actions are taken should battery power fall below the thresholds. Such actions include the reduction of size to the projected display, disabling of network activity, and management of intensive CPU processes.

Methods, systems, and techniques to enhance computer vision application processing are disclosed. In particular, the methods, systems, and techniques may reduce power consumption for computer vision applications and improve processing efficiency for computer vision applications.

The design comprises a shaft and sleeve supported for relative rotation by a journal type fluid dynamic bearing utilizing grooves on one of the shaft or sleeve surfaces. A grooved pattern of a design similar to that usually found on a thrust plate is defined on an axial end surface of the shaft or the counterplate facing the axial end of the shaft, so that thrust is created to maintain separation of the end of the shaft and the facing thrust plate during relative rotation.

In one embodiment, to establish and maintain the gap between the shaft end and the facing counterplate, the journal bearing has an asymmetry to pump toward the shaft end having the bearing. In a further refinement, to maintain the shaft and gap within an optimum spacing, a magnet is mounted to provide an axially directed magnetic force on the shaft which works against the axial force created by shaft end thrust bearing.

To prevent separation of the shaft and sleeve or hub, the hub which is integrated with a rotating shaft, further incorporates a shoulder which extends axially beneath a cooperating shoulder on the sleeve surrounding the shaft to prevent any more than a limited axially displacement of the hub and shaft relative to the sleeve.

A telecommunications system having a plurality of access networks, each of which can provide a facility for mobile terminals to communicate data in accordance with a communications service when in a coverage area provided by the access networks. The telecommunications system includes a mobility manager which receives network evaluation messages from a mobile terminal which provide an indication of a quality of communications available via a communications link with one or more of the plurality of access networks, which are currently available for communicating data. The mobility manager identifies one of the access networks with which the mobile terminal should be affiliated for communicating the data via a communications link provided with the access network based on an amount of power, which the mobile terminal may consume when communicating via the identified access network, and communicates an instruction to the mobile terminal to change affiliation to the identified access network.

A battery charger including a converter unit, a terminal adaptor, a cable, a battery, and/or multiple power connectors. A terminal, such as an electronic device, can be connected to the converter unit using the cable or directly to the converter unit without the cable. The converter unit determines when to draw power from an external power and when to cease drawing power from the external power source by detecting a power enablement condition or a power disablement condition. The power disablement condition occurs when the terminal is fully charged, the terminal is disconnected from the converter unit, and/or a charge time of the terminal exceeds the predetermined charge time threshold. The power enablement condition occurs when the terminal is initially connected to the converter unit and/or the terminal needs to be charged. The battery supplies power to components of the converter unit and/or the terminal.

Forming an impurity diffusion layer of the second conductivity type and an antireflective film on one surface side of a semiconductor substrate of the first conductivity type; applying the first electrode material onto the antireflective film; forming a passivation film on the other surface side of the semiconductor substrate; forming openings in the passivation film to reach the other surface side; applying a second electrode material containing impurity elements of the first conductive type to fill the openings and not to be in contact with the second electrode material of adjacent openings; applying a third electrode material onto the passivation film to be in contact with the entire second electrode material; forming at a time, by heating the semiconductor substrate at a predetermined temperature after applying the first electrode material and the third electrode material, the first electrodes, a high-concentration region, and the second electrodes and third electrode.

A temperature sensor that senses a temperature on the basis of a relaxation oscillator, includes: a bias circuit unit that outputs a bias current increasing with an increase in temperature; a capacitor voltage unit that charges a capacitor with the bias current and discharges the current when receiving a control signal; a pulse generating unit that outputs a pulse when the voltage of the capacitor is higher than a reference voltage, changes the pulse width of the pulse, and transmits the pulse corresponding to the control signal to the capacitor voltage unit; and a counter unit that counts and outputs, as a digital value, the number of pulses outputted from the pulse generating unit, on the basis of a reference frequency.

Exemplary embodiments relate to a control signal driving device of a semiconductor device, including: a bus line; a converter receiving a first periodic control signal having the period (frequency) of a clock signal, converting the first periodic control signal into a converted control signal that has twice the period (half the frequency) of the clock signal, and outputting the converted control signal to the bus line; and a restoring unit connected to the opposite end of the bus line and receiving the converted control signal and restoring the converted control signal back into the first periodic control signal.

An anti-shake system includes a movable portion to which an optical element is mounted; a support member which holds the movable portion in a manner to allow the movable portion to move freely in directions orthogonal to an optical axis; and a drive system which drives the movable portion in the directions orthogonal to the optical axis. A natural frequency of the movable portion that originates from the movable portion and the support member is set within the range of frequencies of shaking of an apparatus equipped with the anti-shake system which is caused by hand shake.

An information processing apparatus includes a wireless LAN control unit which performs a wireless communication, a power mode setting unit which accepts a setting instruction for setting a power saving mode to be OFF or ON from a user, and a power saving mode setting storage unit which holds a setting that is set for the power saving mode, and a table storing a setting for turning the power saving mode off/on in association with a protocol used in a wireless communication. In case the power mode setting unit holds the setting for setting the power saving mode to be ON, the information processing apparatus controls whether or not to turn on the power saving mode based on a protocol used in the wireless communication and a setting of the power saving mode stored in the table in association with that protocol.

In an air-cooled fuel cell system (10), a controlling apparatus (100) performs a temperature controlling process on the basis of the temperature of a fuel cell detected by a temperature sensor (500). At this time, if the cell temperature is greater than a target temperature Ta and if the cell temperature is less than a threshold temperature Tth for defining a boundary between (i) a temperature group TG1, in which a change in a cell voltage is small relative to the stoichiometric ratio of the air for power generation, and (ii) a temperature group TG2, in which a change in the cell voltage is large relative to the stoichiometric ratio of the air for power generation, the controlling apparatus (100) controls an air supplying apparatus (210) to increase the amount of the air supplied to an air intake manifold (320). If the cell temperature is equal to or greater than the threshold temperature Tth, the controlling apparatus (100) controls a variable valve (400) to increase the amount of the air flowing into a cooling air channel portion (315) without an increase in the amount of the air flowing into a power generating air channel portion 314.

Provided is a data transmission/reception method for simultaneously transmitting MBMS data from multiple cells through a HARQ method by allocating a shared feedback channel to user equipments of each cell and, when there is an error in the transmitted MBMS data, reporting feedback on a cell basis. The method for transmitting identical MBMS data from multiple cells to user equipments includes: a) transmitting control information including information on a service group identifier for the MBMS data and on a cell-specific shared feedback channel shared by user equipments of a cell to the user equipments through a control channel; b) transmitting MBMS data to the user equipments; c) when an acknowledgement is received through the shared feedback channel from at least one user equipment, transmitting radio resource information of retransmission data to the user equipments through a downlink control channel; and d) transmitting the retransmission data to the user equipments.

The present invention relates to an energy recovery circuit of a PDP and a drive method thereof in which the energy recovery circuit uses a booster drive circuit that is able to reduce a sustain voltage by half to thereby reduce the amount of energy consumed by a drive circuit of the PDP and reduce a rise time of a sustain pulse. According to the present invention, a plasma display panel includes sustain means for providing energy to electrodes related to selected cells to effect discharge in the selected cells, and a panel capacitor, wherein the sustain means comprises: an inductor for,charging or discharging the panel capacitor; inductor charge path means which provides a path through which energy is charged to the inductor and is opened when the inductor is substantially fully charged; panel capacitor charge path means which provides a path through which the panel capacitor is charged with the energy charged in the inductor and is opened when the panel capacitor is substantially fully charged; panel capacitor discharge path means which provides a path through which the panel capacitor is discharged and is opened when the panel capacitor is substantially fully discharged; and auxiliary storage means which stores energy if the substantially fully discharged state of the panel capacitor is maintained and supplies the energy to the panel capacitor if the substantially fully charged state of the panel capacitor is maintained.

An electronic device according to various embodiments may include a communication circuit, including a reception circuit and a transmission circuit, and a processor. The processor may be configured to: receive at least one piece of identification information corresponding to at least one external electronic device for providing a traffic-related signal to at least one vehicle outside the electronic device, via the reception circuit, identify the position of the electronic device, based at least on the at least one piece of identification information, and activate the transmission circuit to transmit movement-related information of the electronic device to the at least one vehicle or the at least one external electronic device, based at least on the position.

The present invention provides a processor which has a small-scale circuit and is capable of executing loop processing at a high speed while consuming a small amount of power. When the processor decodes an instruction “jloop C6,C1:C4,TAR,Ra”, the processor (i) sets a conditional flag C4 to 0 when the value of a register Ra is smaller than 0, (ii) moves the value of a conditional flag C2 to a conditional flag C1, moves the value of a conditional flag C3 to the conditional flag C2, and moves the value of the conditional flag C4 to the conditional flags C3 and C6, (iii) adds −1 to the register Ra and stores the result into the register Ra, and (iv) branches to an address specified by a branch register (TAR). When not filled with a branch target instruction, the jump buffer will be filled with a branch target instruction.

An integrated circuit provided with a processor includes a loop detection unit that detects execution of a loop in the processor, a loop-carried dependence analysis unit that analyzes the loop in order to detect loop-carried dependence, and a power control unit that performs power saving control when no loop-carried dependence is detected. By detecting whether a loop has loop-carried dependence, loops for calculation or the like can be excluded from power saving control. As a result, a larger variety of busy-waits can be detected, and the amount of power wasted by a busy-wait can be reduced.

A blood pressure measurement device determines an amplitude and a frequency of a voltage applied to a piezoelectric pump, carries out control so that a voltage at the determined amplitude and frequency is applied to the piezoelectric pump, and calculates a blood pressure value based on a detected cuff pressure during inflation when the cuff pressure is increased by the piezoelectric pump. A control frequency at which a pump efficiency of the piezoelectric pump is maximum in the case where the fluid is supplied to the cuff at a required flow rate during inflation using a predetermined voltage as the voltage is determined, and first control that applies a voltage at the amplitude of the predetermined voltage and at the determined control frequency is carried out. The amount of power consumed can be reduced when increasing the cuff pressure for blood pressure measurement using the piezoelectric pump.

A memory device operates according to a method for reading includes pre-charging a first set of selected bit lines to a pre-charge voltage and sensing data from the cells coupled to the first set of selected bit lines. Then, residual charge is transferred from the first set of selected bit lines to corresponding members of a second set of selected bit lines. The second set of selected bit lines, having an initial charge transferred from the first set, is then pre-charged to the pre-charge voltage. The data from the cells coupled to the second set of selected bit lines it is then sensed. In embodiments described herein, the read operation occurs in a burst read mode, where a volume of data having consecutive addresses is read.

A discharge lamp control device includes: a discharge lamp driver section which drives a lamp; and a discharge lamp drive control section which performs constant current control so that a discharge lamp current that flows between electrodes of the lamp becomes constant when a discharge lamp voltage applied between the electrodes of the lamp is lower than a first voltage after the lamp has been lighted. The discharge lamp drive control section performs constant power control so that an amount of power supplied to the lamp becomes constant when the lamp voltage is equal to or higher Man the first voltage and is equal to or lower than a predetermined voltage which is higher than the first voltage after the discharge lamp has been lighted; and the discharge lamp drive control section reduces the amount of power supplied to the lamp according to an increase in the discharge lamp voltage when the discharge lamp voltage is higher than the predetermined voltage after the lamp has been lighted.

Data acquisition and automatic diagnosis is performed at test points by respective wireless monitoring units (WMU). Each WMU tests a first indicator periodically at a first rate to determine whether to test a full set of indicators. Evolution of the first indicator determines the pass/fail result of a reduced assessment of the corresponding test point. The pass/fail result is automatically sent off-site to a central database. When a fail occurs, a full assessment is performed, which includes monitoring the full set of indicators. Automatic diagnosis is performed based on the full set of indicators. The reduced assessment does not include automatic diagnosis of a test point, but is used to decide whether to perform the full assessment and automatic diagnosis. Results of the automatic diagnosis are sent to the central database. Raw data is not sent automatically.

The present invention provides systems and methods for facilitating communications between various components of distributed system. Specifically, the systems and methods of the present invention provide a wireless network for linking the various components of manufacturing equipment or manufacturing systems to one or more central control devices. Each component of the manufacturing equipment and the central control devices include a wireless module for handling communications between the components and the control devices. In some embodiments, one or more of the components may act as a server for other components in the network. In some embodiments, multiple data channels are used for communication between the components and the central control devices.

The invention generally relates to a system for generating and transmitting a telemetry formatted message containing raw Global Positioning System (GPS) information, processed Inertial Measurement Unit (IMU) information corresponding to the position and attitude of a high speed vehicle in motion. This telemetry formatted message is received on the ground and used to improve Kalman filter operation. In particular, the telemetry formatted message is used as an input to a ground based Kalman filter that is set to track and predict the trajectory of the high speed vehicle. The telemetry formatted message content improves the overall operation of the Kalman filter by preventing Kalman filter resets that occur when a bit error is encountered in the IMU data and improves the time correlation of high data rate IMU information and low data rate GPS information, both necessary for accurate tracking of the high speed vehicle.

A memory link architecture (MLA) comprises a multi-port memory device, a memory controller, and a nonvolatile memory. The MLA can perform a sleep switching control operation or a memory management operation to reduce power consumption based on commands received from a host processor and/or automatic control methods.

To provide a semiconductor device in which power consumption at the time of an anti-collision operation is reduced. A semiconductor device includes an arithmetic circuit, a storage device, and circuits for transmitting and receiving signals to and from the outside. The arithmetic circuit includes a central processing unit and a controller. The central processing unit executes a program for using the controller to reduce power consumption when a signal is transmitted to the outside. The program has a structure which includes a plurality of routines. Representatively, the program includes a command determination routine, a UID value processing routine, a mask value comparison routine, an N-slot power consumption reduction routine, an N-slot counter routine, and the like.

A semiconductor substrate having had a semiconductor device formed on the front side of the semiconductor substrate is subjected to an ion implant on the back side of the semiconductor substrate. The active surface of the doped back side is controllably heated to perform an implant anneal. The implant anneal of the back side of the semiconductor substrate is performed using a flash anneal process which avoids causing the destruction of the semiconductor device formed on the front side of the semiconductor substrate.