Nec Corporation

Fuji Xerox Co., Ltd.

Yamatake Corporation

Yamatake-honeywell Co., Ltd.

Hiroaki Tsutsui

Ryojiro Akashi

Masahiro Moriyama

Toshiaki Oka

Yasunobu Nashimoto

Daisuke Nakayama

Akinori Komura

Junichi Nakamura

Hiroyuki Sato

Jun Kawahara

Masato Mikami

Takashi Uematsu

Hirokazu Oikawa

Akira Mochizuki

Takao Matsumura

Tadahiko Matsuba

Atsushi Kurosaki

Jun Mizoe

Masayuki Yokoi

Kazuyuki Kamimura

Junichi Tsuboi

Junji Nishimura

An optical element includes a pair of a transparent substrate and a back substrate which face each other with a predetermined gap by a spacer, and, a pair of the first electrode and the second electrode, and a periodic structural body as an optical composition for a multi-color display and an electrolytic solution are disposed within the gap of the transparent substrate and the back substrate. Metal ions contained in the electrolytic solution are deposited as metal atoms onto the periodic structural body of the optical composition for a multi-color display, to change a structural color of the periodic structural body. Display that can display a color and has a memory property can be obtained.

Optical composition for multi-color display and manufacturing method thereof, and optical element and displaying method thereof

On the basis of rainfall amount data () representing a timeseries change in the amount of rainfall in a district as an estimation target and unascertained water amount data () representing a time-series change in the amount of unascertained water at a base point located downstream of each district, an unascertained water occurrence distribution estimating unit () of a control unit () calculates a correlation value between the rainfall amount data () in each district and the unascertained water amount data (), and outputs each correlation value as an unascertained water occurrence distribution in each district.

Device and method for estimating occurrence distribution of unascertained water and recording medium

An optical material comprising an ionic liquid and a polymer gel including a light controlling material, wherein the polymer gel absorbs and/or releases the ionic liquid in accordance with a temperature change. Also provided is an optical element comprising two substrates and the optical material between the two substrates.

Optical materials and optical elements using the same

The present invention relates to a light-controlling element comprising a polymer gel composition layer containing: a holding member; liquid held by the holding member; and a stimulus-responsive polymer gel which is held by the holding member and which changes in volume by absorbing or discharging the liquid due to an external stimulus, wherein the stimulus-responsive polymer gel is arranged in a single layer in the holding member, and also relates to a method for manufacturing the element. The polymer gel composition layer can be provided with a substrate on one side or both sides thereof, and further can be provided with a stimulus providing member.

Light-controlling element and method for manufacturing the same

A case base () is generated from historical data containing inflow data () that indicates a sewage inflow measured at a sewage treatment plant () and meteorological data () corresponding to the inflow data (). A similar case search section () and output estimation section () predict a sewage inflow corresponding to an input prediction condition () after a predetermined prediction time in real time using the case base () and output inflow prediction data ().

Sewage inflow amount predicting device and method, and server device

A case base generator divides an input space of history data into unit input spaces according to a desired output allowable error, and creates a representative case from the history data arranged in the unit input spaces, thereby generating a case base. A case retrieving section of a soft sensor retrieves a case corresponding to new input data from the case base. An output estimating section calculates and outputs estimated output data corresponding to the new input data on the basis of the output data on the retrieved case. An output evaluating section calculates and outputs an estimation error in the estimated output data on the basis of the topological distance between the new input data and the retrieved case. A function evaluating section evaluates the soft sensor on the basis of the estimation error, the estimated output data, and true output data.

Soft sensor device and device for evaluating the same

The present invention provides a polymer gel composition including: at least two polymer compounds which interact with each other to form a polymer complex; and a liquid. One of the polymer compounds forms a three-dimensional crosslinked structure, at least one other polymer compound is compatible with the liquid, and at least a portion of the compatible polymer compound is included in the three-dimensional crosslinked structure. Preferably, when the polymer complex is disassembled or decomposed by stimuli, the polymer compound forming the three-dimensional crosslinked structure changes its volume by absorbing or releasing the liquid. The three-dimensional crosslinked structure is preferably in a particle shape. An optical device using such a polymer gel composition is also provided.

Polymer gel composition and optical device using the same

Many actual data , each consisting of a set of an actual water distribution amount obtained in advance from a water management system and a variable needed for prediction, are loaded and retained as history data , an input space of a case base is quantized according to a desired output allowance error, each history data is set in the quantized input space, and a case representing at least one history data is prepared to generate a case base . Then a similar case corresponding to a newly input prediction condition is retrieved from the case base , and a water distribution amount corresponding to the prediction condition is estimated from the retrieved similar case.

Water distribution amount predicting system

Described is an optical element having plural electrodes and, disposed therebetween, a stimuli-responsive polymer gel, a liquid which can be absorbed therein and an ion supplying material. As the ion supplying material, preferred is a material showing a volumetric change, in the form of the element, of 0 to 100% under external stimuli. According to the present invention, a novel optical element showing a large change in light transmittance, reflectance or absorption amount and exhibits stable optical properties in repetition can be provided.

Optical element, optical element composition and method for controlling stimuli-responsive polymer gel

When n-dimensional data which belongs to one class in an n-dimensional feature space defined by n types of variates and whose position is specified by the variates is input, the feature space is divided into m divided areas by performing m-part division for each of the variates. In this division, a division number m is determined on the basis of a statistical significance level by regarding a degree of generation of a divided area containing one data as a degree following a probability distribution with respect to the division number m. A classification model is generated by classifying the generated divided areas depending on whether they contain n-dimensional data.

Method of generating classification model and recording medium

In a DCFL circuit, a high-speed operation is conducted in a stable state regardless of its load capacitance. The circuit includes a buffer circuit. Added to the buffer circuit is a pull-up circuit conducting a pull-up operation for a predetermined period of time when an output potential of the circuit changes from a low level to a high level. A first EFET of the pull-up circuit includes a gate electrode connected to an output terminal of a logic stage, a drain electrode coupled with a positive power source, and a source electrode linked with a drain of a second EFET. The second EFET includes a gate electrode connected to a node linked in series to a resistor element. The resistor is coupled with an input terminal. The second EFET includes the drain electrode connected to a source electrode of the first EFET and a source electrode linked with an output terminal. Due to the operation of the pull-up circuit for a fixed period of time, the propagation delay time can be minimized without increasing the steady state current when the output potential changes from a low level to a high level.

Direct coupling field effect transistor logic (DCFL) circuit

A GaAs substrate is divided at boundary regions of unit cells of FET chips. With such construction, magnitude of curling of the GaAs substrate due to a difference of thermal expansion coefficients between the GaAs substrate and the PHS upon heating during assembling, can be reduced. In a semiconductor device with a PHS, the magnitude of curling of the semiconductor substrate after assembling can be reduced by reducing stress upon assembling, without causing degradation of reliability.

Field effect transistor with plated heat sink on a fet chip

Disclosed is a method selective of vapor phase etching for fabricating a semiconductor device having a refractory metal silicide electrode abutting a silicon oxide film on the surface or a semiconductor device having an AlGaAs layer, an electrode formed on the AlGaAs layer and a silicon oxide film on the surface of the semiconductor device. The method comprises a step of removing a portion of the silicon oxide film by a gas including a vapor of hydrogen fluoride. The method further uses a mixture of nitrogen gas including vapor of anhydrous hydrofluoric acid and a nitrogen gas including a vapor of H.sub.2 O, wherein the ratio of the nitrogen gas including the vaporized anhydrous hydrofluoric acid to the nitrogen gas including vapor of H.sub.2 O is less than 1.

Hydrogen fluoride vapor phase selective etching method for fabricating

In a state estimating apparatus, an input space quantization section quantizes an input space according to a required precision of output data. A storage section calculates and stores the number of times of occurrence of output data corresponding to each input event in the quantized input space, the mean values of the output data, and the change amounts of the output data. A neighborhood definition section calculates an input space neighborhood satisfying the required precision of the output. A similar case extraction section zooms up the predetermined neighborhood of the input space to the predetermined degree and extracts input case similar to the neighborhood from input case in the input space. A similarity determination section determines the similarity between the new input event and the extracted similar input cases on the basis of the degree of zooming. An estimating section selects input cases corresponding to the similarity from the similar input case, and estimates a value of output data corresponding to the new input event on the basis of the mean value of output data and the mean value of change amounts of the output data.

State estimating apparatus

A semiconductor device having a plated heat sink structure is provided, in which an Au layer (5) high in thermal expansion coefficient is formed on the lower surface of a GaAs substrate (1) having a source electrode (2), a gate electrode (3) and a drain electrode (4) of a field effect transistor on the upper surface, and, a W layer (6) low in thermal expansion coefficient is formed on the lower surface of the Au layer (5). Warping of the device after mounted on a package is reduced on the ground of such a plated heat sink structure.

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Tokyo, Japan

Hiroaki Tsutsui