Patent application number | Description | Published |
20080260272 | IMAGE CODING DEVICE, IMAGE CODING METHOD, AND IMAGE DECODING DEVICE - An image coding device includes a block dividing unit that divides image data into blocks, so as to generate block data, each of the blocks being formed with a plurality of pixels, a DCT unit that carries out a discrete cosine transform on the block data, so as to generate DCT coefficients, a feature analyzing unit that analyzes the block data, so as to generate feature data, a quantization parameter generating unit that refers to the block data and the feature data, and generates a quantization matrix, a quantizing unit that quantizes the DCT coefficients with the use of the quantization matrix, so as to generate quantized data, and a variable-length coding unit that performs variable-length coding on the quantized data, so as to generate variable-length coded data. | 10-23-2008 |
20110103797 | PLUGGABLE OPTICAL TRANSCEIVER AND METHOD FOR MANUFACTURING THE SAME - A pluggable optical transceiver is disclosed. The transceiver comprises a plurality of OSAs, an optical member and a plurality of inner fibers to couple the optical member with OSAs. The inner fibers each provides an inner connector to couple with one of OSAs. The housing, which installs the OSAs, the optical member and the inner fiber, is made of metal and has a grooves into which the inner fibers is set so as to arrange them orderly. | 05-05-2011 |
20110225792 | METHOD FOR MANUFACTURING PLUGGABLE OPTICAL TRANSCEIVER - A pluggable optical transceiver is disclosed. The transceiver comprises a plurality of OSAs, an optical member and a plurality of inner fibers to couple the optical member with OSAs. The inner fibers each provides an inner connector to couple with one of OSAs. The housing, which installs the OSAs, the optical member and the inner fiber, is made of metal and has a grooves into which the inner fibers is set so as to arrange them orderly. | 09-22-2011 |
20110280524 | OPTICAL TRANSCEIVER WITH ENHANCED PRODUCTIVITY - An optical transceiver with an enhanced productivity is disclosed. The optical transceiver of the invention includes a plurality of OSAs, an optical component of an optical multiplexer or an optical de-multiplexer, and inner fibers connecting the OSAs with the optical component. The optical transceiver further includes a gasket to shield the inside of the housing and put the inner fibers therein to guide them. | 11-17-2011 |
20120249048 | CHARGE/DISCHARGE DETERMINING APPARATUS AND COMPUTER-READABLE MEDIUM - There is provided a charge/discharge determining apparatus for managing a natural energy power generation facility, a power plant and a plurality of batteries in an electrical power system. The apparatus includes: a system information acquiring section configured to acquire an actual value of natural energy power that is supplied from the natural energy power generation facility to the electrical power system; a battery information acquiring section configured to acquire battery electric energy information from the respective batteries, wherein the battery electric energy information indicates charge/discharge electric energies of the respective batteries which can be discharged from or charged in the respective batteries; and a determining section configured to determine at least one battery to be charged/discharged from among the plurality of batteries, wherein when an absolute value of a difference between the actual value and a predicted value of the natural energy power is larger than a threshold value. | 10-04-2012 |
20120249152 | CHARGING/DISCHARGING DETERMINATION APPARATUS AND COMPUTER-READABLE NON-TRANSITORY MEDIUM STORING CHARGING/DISCHARGING DETERMINATION PROGRAM - According to one exemplary embodiment, a charging/discharging determination apparatus includes: a receiving module which receives information of a rated capacity of a battery; and a determination module which determines that charging or a discharge of the battery is permitted if an absolute value of a difference between the rated capacity and a measured capacity which is an actual capacity of the battery is within a threshold value. | 10-04-2012 |
20140142772 | ENERGY MANAGEMENT SYSTEM, ENERGY MANAGEMENT METHOD, PROGRAM, SERVER APPARATUS, AND LOCAL SERVER - According to an embodiment, energy management system includes estimating module, preparing module and controller. Estimating module estimates energy demand of a home, and obtains estimated value of energy demand of home. Estimating module estimates energy generation amount and obtains estimated value of the generation amount. Preparing module prepares discharge strategy, based on the estimated energy demand and generation amount. Discharge strategy maximizes balance obtained by subtracting power purchase profit and loss from power selling profit, by using a push-up effect. The controller controls discharge of the energy storage, based on actual values of the energy demand and the generation amount, and the discharge strategy. | 05-22-2014 |
20140142774 | ENERGY MANAGEMENT SYSTEM, SERVER, ENERGY MANAGEMENT METHOD, AND STORAGE MEDIUM - According to an embodiment, energy management system includes client and server. Server includes acquisition unit, estimation unit, calculator and controller. Acquisition unit acquires data concerning electrical equipment in a building including a storage battery from client. Estimation unit estimates energy demand and energy generation amount in building based on the data. Calculator calculates, based on the energy demand and the energy generation amount, operation schedule of the electrical equipment to optimize energy balance in building under a constraint that minimizes dump power to be discarded after storage battery is fully charged. Controller creates control information to control electrical equipment based on operation schedule. | 05-22-2014 |
20140214219 | ENERGY MANAGEMENT SYSTEM, ENERGY MANAGEMENT METHOD, MEDIUM, AND SERVER - According to an embodiment, an energy management system includes estimator, calculator, creator and controller. Estimator estimates energy demand of customer to obtain estimated demand, and estimates power generation amount of renewable power generator to obtain estimated power generation amount. Calculator calculates operation schedule of nonrenewable power generator based on estimated demand and estimated power generation amount. Creator creates strategy maximizes difference between electricity cost loss and profit using push up effect by discharge of battery based on estimated demand and power generation amount, and schedule. Controller controls discharge of battery based on actual value of demand and power generation amount, schedule and strategy. | 07-31-2014 |
20140257583 | ENERGY MANAGEMENT SYSTEM, ENERGY MANAGEMENT METHOD, COMPUTER-READABLE MEDIUM, AND SERVER - According to an embodiment, energy management system manages energy of customer, having vehicle with battery, and a power generator. Energy management system includes estimator, creator, and controller. Estimator estimates demand of customer to obtain demand estimated value, and estimates power production amount of power generator to obtain production amount estimated value. Creator creates discharge strategy capable of maximizing differential between electricity purchase loss and electricity selling profit using push up effect of sold electricity amount by discharging battery under constraint for use of battery. Controller controls discharge of the battery based on actual values of demand, production amount, and discharge strategy. | 09-11-2014 |
20140257584 | ENERGY MANAGEMENT SYSTEM, ENERGY MANAGEMENT METHOD, MEDIUM, AND SERVER - According to an embodiment, energy management system manages energy of customer, including water heater uses renewable energy as heat source. Energy management system includes acquisition unit, estimator, creator and controller. Acquisition unit acquires data concerning energy associated apparatuses including water heater, power generator, battery and energy consuming device from customer. Estimator estimates energy demand and supply of customer based on the data. Creator creates operation schedules based on the estimated demand and supply so as to minimize energy cost of customer under a condition that surplus power to be discarded when the battery is fully charged is minimized. Controller controls energy associated apparatuses based on the operation schedules. | 09-11-2014 |
20140257585 | ENERGY MANAGEMENT SYSTEM, ENERGY MANAGEMENT METHOD, AND MEDIUM - According to an embodiment, energy management system manages energy of customer, including a power generation device configured to generate power derived from renewable energy and a battery capable of being charged and discharged. System includes estimator, creator and controller. Estimator estimates energy demand of customer to obtain an estimated demand, and estimates the power generation amount of the power generation device to obtain an estimated power generation amount. Creator creates operation schedule of the battery, which can minimize electricity purchase cost using push up effect of electricity selling profit by discharging the battery, based on estimated demand and power generation amount. Controller controls battery based on operation schedule. | 09-11-2014 |
20140379311 | ESTIMATION SYSTEM, ESTIMATION APPARATUS, AND ESTIMATION METHOD - According to an embodiment, an estimation system estimates the power generation amount of a photovoltaic power generation unit. The estimation system includes a calculation unit and a coefficient optimization unit. The calculation unit calculates the estimated value of the power generation amount from the estimated value of a solar irradiance based on a power generation coefficient that converts the solar irradiance into the power generation amount. The coefficient optimization unit adaptively changes the power generation coefficient. | 12-25-2014 |