Patent application number | Description | Published |
20090051373 | GAS SENSOR CONTROL APPARATUS - A gas sensor control apparatus for controlling a gas sensor includes a resistance detection unit and a heater control unit. The resistance detection unit detects a resistance of an object cell of the gas sensor. When the resistance of the object cell is lower than a predetermined threshold, the heater control unit controls energization of a heater such that the resistance detected by the resistance detection unit is a first predetermined resistance. Subsequently, after elapse of a predetermined time, the heater control unit further controls energization of the heater in such a manner that the resistance detected by the resistance detection unit is a second predetermined resistance of a resistance value that is higher than that of the first predetermined resistance. | 02-26-2009 |
20110037428 | CONNECTION APPARATUS - A connection apparatus to which an electronic device having a rechargeable power unit and capable of charging the rechargeable power unit in plural charge modes, can be connected, the connection apparatus including; a connector to which the electronic device can be connected and to which are connected an electric signal line used for exchanging electric signals with the electronic device and a power supply line used for charging the rechargeable power unit in the plural charge modes; and a signal output module for delivering to the connector a simulated reconnection signal for causing the electronic device to detect a temporary interruption of an electrical connection between the electronic device and the connector and a subsequent restoration of the temporarily interrupted electrical connection after a prescribed time interval, and a charge mode selection signal which the electronic device refers to, after having received the simulated reconnection signal, in selecting one of the charge modes. | 02-17-2011 |
20110271019 | PERIPHERAL DEVICE AND METHOD OF CONNECTING PERIPHERAL DEVICE WITH HOST DEVICE - A peripheral device of the invention is capable of data communication with a host device via one of a first-type interface and a second-type interface having different data communication-related specifications. The peripheral device has a single connector for making electric connection selectively with a first-type connector or a second-type connector. The peripheral device also has a controller for performing an initial connection process that makes a logical connection between the peripheral device and the host device via the first-type interface or the second-type interface. While the physical connection is maintained, the controller breaks the logical connection established by the initial connection process and subsequently makes another logical connection between the peripheral device and the host device. | 11-03-2011 |
Patent application number | Description | Published |
20090123732 | Electroconductive Metal Film and Production Method Thereof - A method of producing an electroconductive metal film and an electroconductive metal film produced thereby, the production method being capable of forming an electroconductive metal film having a low resistance by utilizing a compression treatment even when a conventional electroconductive metal film forming coating liquid (fine metal particle colloidal dispersion) is adopted and subjected to a drying treatment or heat treatment at a low temperature. The method includes adopting an electroconductive metal film forming coating liquid containing therein fine metal particles as a main component; coating the coating liquid onto a substrate; subsequently drying the coated coating liquid; and applying a compression treatment to the dried residual to form an electroconductive metal film on the substrate. | 05-14-2009 |
20090256118 | Fine Silver Particle Colloidal Dispersion, Coating Liquid for Silver Film Formation, Processes for Producing These, and Silver Film - A process for producing a fine silver particle colloidal dispersion the fine silver particles of which have a larger average particle diameter than those in the conventional Carey-Lea process and also which has superior dispersion stability. An aqueous silver nitrate solution is allowed to react with a mixed solution of an aqueous iron(II) sulfate solution and an aqueous sodium citrate solution, and the resultant reaction fluid containing an agglomerate of fine silver particles is left at 0 to 100° C. to obtain an agglomerate of fine silver particles having grown into granular particles. Next, this agglomerate of fine silver particles having grown into granular particles is filtered, and, to the resultant cake of the agglomerate of fine silver particles, pure water is added to obtain a fine silver particle colloidal dispersion having an average particle diameter of 20 to 200 nm. This fine silver particle colloidal dispersion is concentrated and washed, further followed by addition of an organic solvent containing dimethyl sulfoxide, to obtain a coating liquid for silver film formation. | 10-15-2009 |
20110012068 | Process for producing fine silver particle colloidal dispersion, fine silver particle colloidal dispersion, and conductive silver film - A process for producing a fine silver particle colloidal dispersion which can simply form conductive silver layers and antimicrobial coatings by screen printing or the like. The process is characterized by having a reaction step of allowing an aqueous silver nitrate solution to react with a mixed solution of an aqueous iron(II) sulfate solution and an aqueous sodium citrate solution to form an agglomerate of fine silver particles, a filtration step of filtering the resultant agglomerate of fine silver particles to obtain a cake of the agglomerate of fine silver particles, a dispersion step of adding pure water to the cake to obtain a first fine silver particle colloidal dispersion of a water system in which dispersion the fine silver particles have been dispersed in the pure water, and a concentration and washing step of concentrating and washing the first fine silver particle colloidal dispersion of a water system. | 01-20-2011 |
20130114389 | NEAR-FIELD OPTICAL HEAD AND METHOD FOR MANUFACTURING SAME - A near-field optical head which can be manufactured using a silicon process and illuminate and detect sufficient light from a very small aperture at all times in a state of stably proximate to a media. | 05-09-2013 |
Patent application number | Description | Published |
20090188813 | NOx SENSOR AND PRODUCTION METHOD THEREOF - A NOx sensor includes a sensor element equipped with first and second pumping cells to define first and second measurement chambers. The first pumping cell exerts an oxygen pumping action against the first measurement chamber to adjust the oxygen concentration in the gas under measurement within the first measurement chamber to a given level. The second pumping cell exerts an oxygen pumping action against the second measurement chamber to produce a pumping cell current according to the NOx concentration in the gas under measurement. When the moisture content of the gas under measurement changes from 2 vol % to 8 vol %, the NOx sensor allows a variation of NOx concentration detection value based on the pumping cell current in such a manner that the NOx concentration detection value reaches a transient peak value of 20 ppm or smaller and converges to ±5 ppm of a reference value within 5 seconds. | 07-30-2009 |
20090280240 | GAS SENSOR AND METHOD FOR MANUFACTURING THE SAME - A gas sensor including a gas sensor element having a first measurement chamber ( | 11-12-2009 |
20100101314 | METHOD AND APPARATUS FOR DETECTING ABNORMALITY OF NITROGEN OXIDE PURIFYING CATALYST - A method and apparatus for detecting an abnormality of a nitrogen oxide purifying catalyst using an NOx sensor, the method including: calculating a detection integrated value by integrating corresponding values corresponding to the NOx sensor output signal obtained until a first predetermined detection period has elapsed after the NOx sensor begins to generate an output signal and subtracting a variation integrated value. The variation integrated value is calculated by integrating corresponding values obtained until a predetermined second detection period has elapsed after the NOx sensor beings to generate an output signal when driven in a gas atmosphere having a constant nitrogen oxide concentration. | 04-29-2010 |
20100140113 | GAS SENSOR CONTROL APPARATUS AND METHOD - There is provided a control apparatus for a gas sensor, which has a sensor element equipped with first and second oxygen pumping cells. The sensor control apparatus is configured to drive the first oxygen pumping cell to adjust the oxygen concentration of gas under measurement, drive the second oxygen pumping cell to produce a flow of electric current according to the amount of oxygen pumped out of the oxygen concentration adjusted gas by the second oxygen pumping cell, perform specific drive control to control the amount of oxygen pumped by the second oxygen pumping cell to a predetermined level after startup of the sensor element and before the application of the drive voltage between the electrodes of the second oxygen pumping cell. | 06-10-2010 |
20120042178 | Peripheral Device - Provided is a peripheral device including: a connection portion capable of selectively connecting to multiple types of connectors corresponding to multiple types of interfaces, the connection portion including a power terminal for receiving a supply of power from a host device via a connector; a control section for initiating, upon receiving a supply of power, a connection process to form a logical connection with the host device by using any one of the multiple types interfaces; a power line connecting the control section and the terminal; and a delay process section for delaying supply of power to the control section having started by the connector being connected to the connection portion, for a predetermined time, the delay process section being disposed along the power line. | 02-16-2012 |
20120160012 | GAS SENSOR - [Objective] To provide a gas sensor which can improve the sensitivity to NO | 06-28-2012 |
20120211374 | NOx CONCENTRATION DETECTION APPARATUS AND NOx CONCENTRATION DETECTION METHOD - An apparatus and method for individually detecting NO and NO | 08-23-2012 |
20120234697 | SENSOR CONTROL APPARATUS, SENSOR CONTROL SYSTEM, AND SENSOR CONTROL METHOD - A sensor control apparatus is disclosed, including a preliminary control for supplying a constant current to a second oxygen pump cell of a gas sensor for a constant period of time so as to control to a constant level the amount of oxygen pumped out from a second measurement chamber (S | 09-20-2012 |
20140014535 | SENSOR CONTROL DEVICE, SENSOR CONTROL METHOD AND COMPUTER READABLE RECORDING MEDIUM - In a sensor control device, it is determined whether a gas sensor is activated. A concentration control is performed at an elapse timing which elapses by a first constant time from an activation timing at which the gas sensor is determined to be activated. A preliminary control is performed in at least a partial period between the elapse timing and a start timing at which a drive control is started. | 01-16-2014 |
20140136136 | NOX DETECTION APPARATUS AND NOX SENSOR SYSTEM | 05-15-2014 |
20140238853 | GAS SENSOR CONTROL APPARATUS AND GAS SENSOR SYSTEM - A gas sensor control apparatus for controlling a gas sensor element, the gas sensor element including first and second measuring chambers and the gas sensor control apparatus including first chamber control unit for controlling an oxygen concentration in the first chamber; second chamber control unit for applying a second chamber pump voltage to disassociate an oxygen-containing specific gas contained in the second chamber and thereby generate a concentration-dependent current; current detecting unit; voltage changing unit for changing the second chamber pump voltage; and deterioration determination unit for determining the deterioration state of the gas sensor element based on a transient response of the concentration-dependent current. | 08-28-2014 |
20140302341 | HOT PRESS MOLDING METHOD, ARTICLE MOLDED BY HOT PRESS MOLDING, AND MOLD FOR HOT PRESSING - In a hot press molding method for press-molding a heated material and cooling the material while holding the material in a mold, during press molding of the material, shape changes including a portion that curves with respect to a longitudinal direction of the material are molded at longitudinal opposite end portions of the material and resistance to thermal contraction force of the material in the longitudinal direction during cooling is imparted. In one embodiment of the present invention, the shape changes molded on the material during the press molding are minute protrusions provided on surfaces of the longitudinal opposite end portions of the material. The invention makes it possible to suppress thermal contraction of the material during cooling in hot press molding to thereby prevent defects associated therewith. | 10-09-2014 |
Patent application number | Description | Published |
20090093192 | DEVICE FOR AND METHOD OF POLISHING PERIPHERAL EDGE OF SEMICONDUCTOR WAFER - A device for polishing the peripheral edge part of a semiconductor wafer includes a wafer stage for holding the wafer, a wafer stage unit including devices for rotating the wafer stage, causing the wafer stage to undergo a rotary reciprocating motion within the same plane as the surface of the wafer stage, and moving the wafer stage parallel to the surface, a notch polishing part for polishing the notch on the wafer and a bevel polishing part for polishing the beveled part of the wafer. Pure water is supplied to the wafer to prevent it from becoming dry as it is transported from the notch polishing part to the bevel polishing part. | 04-09-2009 |
20090241670 | SEMICONDUCTOR ACCELERATION SENSOR - A semiconductor acceleration sensor includes an acceleration sensor chip that includes a weight portion, a base portion provided around the weight portion with a gap therebetween, and beam portions flexibly connecting the weight portion and the base portion; and a stopper plate that is provided above the acceleration sensor chip. The stopper plate includes: a plurality of fixing portions that are protrudingly provided at positions opposite to the base portion and are fixed to the base portion; first concave portions that are formed around the fixing portions at positions opposite to the weight portion and define the displacement of the weight portion; and a second concave portion that is formed at a position opposite to the beam portions and is deeper than the first concave portion. | 10-01-2009 |
20100033825 | RETARDATION FILM - Disclosed is a film suitable for improvement of luminance, contrast and view angle of a liquid crystal display. Specifically disclosed is a retardation film having a thickness of 30-500 μm, a light transmittance of not less than 85%, and an Nz factor of not less than 10. | 02-11-2010 |
20100136287 | POLYMER FILM - The present invention can provide a polymer film having an Ra (arithmetic average roughness) of 0.5 μm to 2.5 μm, an Ry (maximum height) of 3 μm to 11 μm, an Rz (ten-point average height) of 3 μm to 8 μm, and a light transmittance of 85% or higher. A preferable embodiment of the present invention can provide, at the same time, an optical diffusion function, an improved luminance, a transmittance and the like which are of a sufficient level not realized conventionally. In a still preferable embodiment, Sm (average concave-concave/convex-convex interval) of 90 μm to 160 μm and the average inter-local peak interval (S) is 5 μm to 15 μm. | 06-03-2010 |
20110200519 | FIXED BED MIXED GAS/LIQUID PHASE REACTOR AND MIXED GAS/LIQUID PHASE REACTION PROCESS USING THE SAME - The present invention provides a fixed bed reactor for carrying out a mixed gas/liquid phase reaction, wherein the reactor has a piping structure composed of microchannels, the cross-sectional area of the fixed bed is 0.0001 cm | 08-18-2011 |
20130081798 | HEAT SINK, AND METHOD FOR PRODUCING SAME - A heat sink including a base section, connection fins, and parallel fins. The base section includes: a first base plate configured to be mounted with a heat generating component on its outer surface; a second base plate disposed to face the first base plate in a parallel manner, configured to be mounted with a heat generating component on its outer surface; and a third base plate disposed perpendicular to the first base plate and the second base plate, which secures the first base plate and the second base plate along a junction line. The base section includes first and second regions arranged in the direction of the junction line. The connection fins are disposed on the first region to connect inner surfaces of the first and second base plates and to be parallel to the third base plate, and the parallel fins are disposed on the second region from an inner surface of the third base plate to be parallel to the first base plate. | 04-04-2013 |
Patent application number | Description | Published |
20080308301 | PHOTOCURABLE AND THERMOSETTING RESIN COMPOSITION, CURED PRODUCT THEREOF, AND PRINTED CIRCUIT BOARD - The present invention provides a photocurable and thermosetting resin composition having excellent surface curability and deep curability, allowing pattern formation with a laser beam having a wavelength of 350 to 410 nm, and being useful as a solder resist for laser direct imaging, the composition including a carboxylic resin (A), an oxime ester-based photopolymerization initiator (B) such as 2-(acetyloxyiminomethyl)thioxanthene-9-one, and another photopolymerization initiator than (B) such as 2,4,6-trimethylbenzoyl-diphenyl-phosphine oxide, and a sulfur compound (E) such as 2-mercaptobenzothiazole. | 12-18-2008 |
20090029181 | PHOTOCURABLE AND THERMOSETTING RESIN COMPOSITION, CURED PRODUCT THEREOF, AND PRINTED WIRING BOARD OBTAINED BY USING THE SAME - A photocurable and thermosetting resin composition developable with a dilute alkaline solution containing: (A) an ethylenic unsaturated group-containing and carboxylic acid-containing resin, (B) a coumarin skeleton-containing sensitizer having a maximum absorption wavelength of 360 to 410 nm, as represented by the following Formula (I): | 01-29-2009 |
20090038834 | ALKALI DEVELOPMENT-TYPE SOLDER RESIST, CURED PRODUCT THEREOF, AND PRINTED WIRING BOARD PREPARED BY USING THE SAME - An alkali development-type solder resist includes (A) a carboxyl group-containing photosensitive resin obtained by reacting (a) a compound having two or more cyclic ether or thioether groups in the molecule with (b) an unsaturated monocarboxylic acid, reacting the product with (c) a polybasic acid anhydride, reacting the resulting resin with (d) a compound having a cyclic ether group and an ethylenic unsaturated group in the molecule, and reacting the product additionally with (c) a polybasic acid anhydride, (B) an oxime ester-based photopolymerization initiator containing a specific oxime ester group, (C) a compound having two or more ethylenic unsaturated groups in the molecule, and (D) a thermosetting component, wherein the dry film obtained by applying the composition has an absorbance of 0.3 to 1.2 per 25 μm of the film thickness at a wavelength of 350 to 375 nm. | 02-12-2009 |
20090194319 | PHOTOCURABLE RESIN COMPOSITION, DRY FILM, CURED PRODUCT, AND PRINTED CIRCUIT BOARD - Provided is a photocurable resin composition developable with a rare alkali solution, including a carboxylic acid-containing resin (A), a coloring agent (B) composed of a compound having an aminoantraquinone skeleton, a photopolymerization initiator (C), and a compound (D) having two or more ethylenically unsaturated groups within one molecule thereof, the composition being sufficiently colored while controlling absorption in the ultraviolet region using the coloring agent composed of a compound having an aminoantraquinone skeleton, having high sensitivity to ultraviolet and laser exposure, and providing good dry tack in a state of a dry coating film. | 08-06-2009 |
Patent application number | Description | Published |
20150037588 | PHOTOSENSITIVE RESIN COMPOSITION, CURED PRODUCT THEREOF, AND PRINTED WIRING BOARD - Provided is a photosensitive resin composition which has excellent heat resistance, pore explosion resistance, empty foam resistance and crack resistance. A photosensitive resin composition of the present invention contains (A) a carboxyl group-containing resin, (B) a photopolymerization initiator, (C) a diluent solvent, (D) a compound that has two or more ethylenically unsaturated groups in each molecule and (E) a thermosetting component that has two or more cyclic ether groups and/or cyclic thioether groups in each molecule. This photosensitive resin composition is characterized in that: (A-1) a carboxyl group-containing resin which is obtained by reacting an esterified product of an epoxy group, said esterified product being produced by reacting (a) at least one kind of a bisphenol type epoxy compound and (b) an unsaturated carboxylic acid, with (c) a saturated or unsaturated polybasic acid anhydride is contained as the carboxyl group-containing resin (A); and the thermosetting component (E) has an average epoxy equivalent weight of 200 or more. | 02-05-2015 |
20150079505 | ALKALINE-DEVELOPABLE PHOTOSENSITIVE RESIN COMPOSITION, DRY FILM, CURED ARTICLE, AND PRINTED WIRING BOARD - Provided is an alkaline developable photosensitive resin composition which does not contain crude particles, has excellent storage stability, can avoid the deterioration of working environments, and contains few substances toxic to human bodies. The alkaline developable photosensitive resin composition is characterized by comprising (A) a resin containing a carboxyl group, (B) a photopolymerization initiator, (C) a compound having at least two ethylenically unsaturated groups per molecule, and (D) a dibasic acid ester. | 03-19-2015 |