Patent application number | Description | Published |
20110128012 | OPERATION STATUS DIAGNOSING DEVICE FOR EXTERNAL CONTROL MEANS - Provided is an operation status diagnosing device for an external control means, which is enabled by a simple constitution to perform the transmission of the drive status of an external control means constituted of either a relay contact to be activated by an ON/OFF signal or an ON/OFF means made of a semiconductor, and the transmission of a signal indicating the occurrence of troubles such as disconnection or shorting of a wiring line and the transmission of an electric power by a common means, thereby to prevent the rise of a production cost due to the increase in a parts count or the complexity of a circuit constitution and to diagnose the transmission of the signal and the soundness of the circuit precisely. The operation status diagnosing device for the external control means is constituted to comprise a second switch circuit for turning ON/OFF an alternating voltage generating means output in response to the drive signal of the external control means, thereby to apply that output to an insulating transformer primary side, a first switch circuit serving as an external control means connected with an insulating transformer secondary side, so that it is turned ON/OFF by the second switch circuit, an external control means operation status detecting circuit connected with the insulating transformer secondary side, so that an electric current flows therethrough when the first switch circuit is ON, and a measuring means connected with the second switch circuit, for measuring the electric current to flow to the insulating transformer primary side. | 06-02-2011 |
20110188268 | SIGNAL STATUS DIAGNOSING DEVICE FOR EXTERNAL CONTROL MEANS TO BE ACTIVATED WHEN FED WITH DRIVING ELECTRIC POWER BY ON/OFF SIGNAL TRANSMITTED THROUGH INSULAIING MEANS - This aims to provide a signal status diagnosing device for an external control means, which is enabled even by a simple constitution to prevent the rise of a production cost due to the increase in a parts count or the complexity of a circuit constitution, and which can perform a signal status diagnosis of an actuator (the external control means) such as an electromagnetic valve, a lamp, a relay or a small-sized DC motor precisely. The signal status diagnosing device comprises a switch circuit connected with an intermediate tap disposed on the primary side of a transformer, for sending a driving electric power to the external control means disposed on the secondary side, in response to an ON/OFF signal of the external control means, and a means connected with the switch circuit and driven by the external control means, for measuring the primary side electric current to flow in a manner to correspond to the electric current to flow to the transformer secondary side. The signal status diagnosing device diagnoses the signal status of the external control means in accordance with the measurement result of the current measuring means. | 08-04-2011 |
20110215793 | METHOD AND DEVICE FOR DIAGNOSING SIGNAL STATUS IN MEASUREMENT, DRIVE, OR CONTROL, AND TRANSFORMER USED IN THE DEVICE - A device and method for diagnosing a signal status relating to measurement, drive, and control by a measuring means, a drive means, and a controlling means. The device and method enables prevention of an increase of manufacturing cost due to an increase of the number of parts or due to complication of the circuit scale and enables precise transmission of the measurement result and soundness diagnosis of a circuit by using a simple constitution. A means for generating an alternating current including a rectangular pulse is connected to the primary side of a transformer, and a driven body to be measured, driven, or controlled is connected directly to the secondary side or indirectly through a rectifier circuit to the secondary side. The power sent through the transformer is consumed by the movement of the driven body. Consequently, the variation of the primary current is measured, and the movement of the driven body and a signal status are diagnosed on the basis of the measurement result. | 09-08-2011 |
20130245794 | SAFETY DEVICE AND COMPUTATION METHOD FOR SAFETY DEVICE - A safety device includes a first computation unit, a second computation unit, an output control unit, and a first central processing device. The first computation unit is configured to perform a first computation on a detected value detected from a subject to be controlled, thus obtaining a first result value. The second computation unit is configured to perform a second computation on the detected value, thus obtaining a second result value which is to be determined if equal to the first result value. The output control unit is configured to output the first result value in a case that the second computation unit determines that the first result value is equal to the second result value, and not to output the first result value in a case that the second computation unit determines that the first result value is not equal to the second result value. | 09-19-2013 |
20140253257 | PULSE GENERATION DEVICE AND PULSE GENERATION METHOD - A pulse generation circuit ( | 09-11-2014 |
20140340947 | POWER SUPPLY DEVICE AND POWER SUPPLY SWITCHING METHOD - A power supply device ( | 11-20-2014 |
20140346882 | POWER SUPPLY DEVICE AND POWER SUPPLY SWITCHING METHOD - A power supply device ( | 11-27-2014 |
Patent application number | Description | Published |
20090021141 | FLUORESCENT SUBSTANCE AND PROCESS FOR PRODUCING THE SAME, AND LUMINESCENT ELEMENT USING THE SAME - Provided is a phosphor material for a white LED with a blue LED or ultraviolet LED as a light source. | 01-22-2009 |
20090050845 | BETA TYPE SIALON FLUORESCENT SUBSTANCE - A β type Sialon fluorescent substance is disclosed that is capable of achieving enhanced brightness of a white light emitting diode using blue to ultraviolet light as a light source. In the fluorescent substance which contains not less than 90% by mass of a β type Sialon composition represented by general formula: Si | 02-26-2009 |
20100053932 | FLUORESCENT SUBSTANCE AND PRODUCTION METHOD THEREOF, AND LIGHT EMITTING DEVICE - Offered is a fluorescent substance consisting of Eu-activated β-sialon and capable of enhancing the brightness of a light emitting device such as a white LED using blue or ultraviolet light as a light source. The fluorescent substance has as its main constituent a β-sialon represented by the general formula Si | 03-04-2010 |
20100208481 | LIGHT-EMITTING DEVICE, VEHICULAR LIGHTING FIXTURE COMPRISING THE DEVICE, AND HEAD LAMP - A light-emitting device comprising a light source which emits excitation light and a fluorescent substance which absorbs the excitation light to emit light in combination, wherein a fluorescent substance comprising an α type SiAlON represented by the general formula: (Ca | 08-19-2010 |
20100237767 | SIALON PHOSPHOR, PROCESS FOR PRODUCING THE SAME, AND ILLUMINATOR AND LUMINESCENT ELEMENT EMPLOYING THE SAME - Phosphor that can provide white LED that uses a blue LED or an ultraviolet LED as a light source and that has superior luminous efficiency. This phosphor includes, as a main component, α-type sialon represented by a general expression: (M1)x(M2)y(Si,Al) | 09-23-2010 |
20110198656 | B-SIALON PHOSPHOR, USE THEREOF AND METHOD FOR PRODUCING SAME - An Eu-activated β-sialon phosphor showing a high luminance, the use thereof and the method of producing the same. The β-sialon phosphor includes, as a matrix, a β-sialon crystal represented by a general formula: Si | 08-18-2011 |
20110279018 | ALPHA-SIALON PHOSPHOR, METHOD FOR PRODUCING SAME, AND LIGHT-EMITTING DEVICE - α-sialon phosphor that is α-sialon represented by a general expression: (M) | 11-17-2011 |
20120270049 | SIALON PHOSPHOR, PROCESS FOR PRODUCING THE SAME, AND ILLUMINATOR AND LUMINESCENT ELEMENT EMPLOYING THE SAME - Phosphor that can provide white LED that uses a blue LED or an ultraviolet LED as a light source and that has superior luminous efficiency. This phosphor includes, as a main component, α-type sialon represented by a general expression: (M1)x(M2)y(Si,Al) | 10-25-2012 |
20130106277 | METHOD OF PRODUCING B-SIALON, B-SIALON, AND PRODUCTS USING THE SAME | 05-02-2013 |
20130120691 | BETA-SIALON, AND LIGHT EMITTING DEVICE AND APPLICATIONS THEREOF - An object of the present invention is to provide a phosphor that is combined with a blue LED to achieve white light at a low color temperature as if singly, has a broad fluorescence spectrum for excellent color rendering properties, has a high luminous efficiency, is thermally and chemically stable like conventional nitride-based phosphors, and has a small decrease in luminance at high temperatures. Another object of the present invention is to provide a light emitting device using such a phosphor. The present invention relates to a β-sialon that is expressed by the general formula, Si | 05-16-2013 |
20130193600 | SIALON PHOSPHOR, PROCESS FOR PRODUCING THE SAME, AND ILLUMINATOR AND LUMINESCENT ELEMENT EMPLOYING THE SAME - Phosphor that can provide white LED that uses a blue LED or an ultraviolet LED as a light source and that has superior luminous efficiency. This phosphor includes, as a main component, α-type sialon represented by a general expression: (M1)x(M2)y(Si,Al) | 08-01-2013 |
20130300014 | PROCESS FOR PRODUCTION OF beta-SIALON - The purpose of the present invention is to provide a process for producing a β-SiAlON having higher fluorescence intensity. The present invention relates to a process for producing a β-SiAlON, which comprises a mixing step of mixing a raw material powder containing silicon, aluminum and europium, a burning step of burning the mixed raw material under the atmosphere of an inert gas or a non-oxidizing gas to produce a β-SiAlON represented by the following general formula: Si | 11-14-2013 |
20130328478 | PHOSPHOR, LIGHT-EMITTING DEVICE AND USE THEREOF - The present invention provides: a phosphor which can be combined with a blue LED to emit white light having a low color temperature as in the case where the phosphor is used singly, has a broad fluorescence spectrum, high light emission efficiency, and thermal/chemical stability, and rarely undergoes the deterioration in brightness at higher temperatures. This phosphor is represented by the general formula: Mx(Si,Al)2(N,O)3±y (wherein M independently represent Li or at least one alkali earth metal element; and x and y fulfill the requirement represented by the formulae: 0.52≦x≦0.9 and 0≦y≦0.3) wherein some of M are substituted by element Ce, and wherein the Si/Al atomic ratio is 1.5 to 6 inclusive, the O/N atomic ratio is 0 to 0.1 inclusive, 5-50 mol % of M's is Li, and 0.5-10 mol % of M is Ce. | 12-12-2013 |
Patent application number | Description | Published |
20090035099 | LID OPENING/CLOSING SYSTEM FOR CLOSED CONTAINER AND SUBSTRATE PROCESSING METHOD USING SAME - Adjacent to an opening portion | 02-05-2009 |
20090035100 | METHOD OF PROCESSING AN OBJECT IN A CONTAINER AND LID OPENING/CLOSING SYSTEM USED IN THE METHOD - A partial pressure of oxidizing gas in an opened state FOUP fixed in a FIMS system is reduced when the FOUP is closed. Purge gas supply nozzles are placed outside of two vertical sides of an opening portion ( | 02-05-2009 |
20090211940 | CLOSED CONTAINER AND CONTROL SYSTEM FOR CLOSED CONTAINER - A closed container in which a reticle etc. is stored and kept is provided with a pressure sensor, transmission means for transmitting data on the pressure, a controller that controls the operation of them, and a battery serving as a power source of the above elements. The controller has a sleep mode in which it causes the transmission means to transmit the data on the pressure at regular intervals and an active mode in which it causes the transmission means to transmit the data on the pressure when necessary in response to an externally supplied command. By the above described configuration, the pressure in the interior of the container can be checked appropriately. | 08-27-2009 |
20100290888 | LID OPENING/CLOSING SYSTEM FOR CLOSED CONTAINER AND SUBSTRATE PROCESSING METHOD USING SAME - Adjacent to an opening portion in an FISM system is provided an enclosure that encloses the operation space of a door and has a second opening portion opposed to the opening portion. A curtain nozzle is provided above the upper edge of the opening portion in the upper portion in the enclosure. A purge gas is supplied from the curtain nozzle along a direction from the upper edge to the lower edge of the opening portion. In addition, a gas outlet through which the purge gas flows from the interior of the enclosure out into the exterior is provided on the wall of the enclosure to which the purge gas flowing in the above described direction is directed, whereby an increase in the partial pressure of oxidizing gases in the interior of the FOUP is prevented. | 11-18-2010 |
20130011223 | LOAD PORT APPARATUS - To prevent an inert gas from stagnating in an internal space of a mount base of a load port apparatus, the load port apparatus includes: an outside air supply device for introducing an air from an external space, in which an operator works, into the internal space of the mount base; a casing surrounding a space in which a drive mechanism for a door is arranged; and a duct through which a gas inside the internal space of the casing is dischargeable. | 01-10-2013 |
20130042945 | PURGE DEVICE AND LOAD PORT APPARATUS INCLUDING THE SAME - To generate a gas-curtain for a load-port-apparatus and to supply a purge-gas into a pod by a single gas source, provided is a gas purge device including: purge nozzles extending along an outer side of side edges of the opening portion; a curtain nozzle arranged above an upper edge of the opening portion; a gas supply pipe arranged in parallel to each purge nozzle, for supplying an inert gas to the purge nozzle and the curtain nozzle, the gas being supplied from the gas supply pipe to the purge nozzle in a direction orthogonal to an extending direction of the gas supply pipe; and a conductance adjusting unit arranged at an end portion of the gas supply pipe, for generating a pressure loss in a gas flow in a configuration in which the gas is supplied to the curtain nozzle at the end portion of the gas supply pipe. | 02-21-2013 |
20140157722 | LID OPENING/CLOSING SYSTEM FOR CLOSED CONTAINER, AND SUBSTRATE PROCESSING METHOD USING THE SAME - The partial pressure of an oxidizing gas within a FOUP fixed to a FIMS system and placed in an open state is prevented from increasing with the lapse of time. To that end, a gas supply port is arranged in the bottom face of the FOUP to enable nitrogen supply into the FOUP through the gas supply port with a pod mounted on the FIMS system. A nitrogen supply system for supplying nitrogen with the FOUP mounted is controlled so as to make a nitrogen supply at such a low flow rate and pressure as to be able to prevent dust or the like having such sizes as to possibly cause problems in wiring lines to be formed on a wafer from being stirred up from the gas supply port or the like. | 06-12-2014 |
20140363258 | LOAD PORT UNIT AND EFEM SYSTEM - A load port unit can prevent or control leakage of inert gas from an EFEM system to the outside. The load port unit used in the EFEM system is provided with an air inlet that opens on a side facing a mini-environment between the upper end of an opener driving unit and the lower end of the pod. The width of the air inlet opening is larger than the width of the opening of the pod. With this arrangement, surplus gas is sucked from the pod when gas purging is performed on the pod. | 12-11-2014 |
20150194328 | LOAD PORT APPARATUS - Provided is a load port apparatus capable of suppressing leakage of an inert gas from a mini-environment. The load port apparatus includes: a main base configured to partition the mini-environment from an external space, the main base including an opening portion facing an opening of a pod and communicating the mini-environment to the external space; and a door configured to open and close the opening portion and hold a lid. With this, wafers are insertable and removable between the pod and the mini-environment. The load port apparatus further includes a flexible sealing plate arranged so as to project from the main base toward an inside of the opening portion, the flexible sealing plate being configured to abut against an abutment surface surrounding the opening of the pod. | 07-09-2015 |
20150214078 | LOAD PORT APPARATUS - To prevent an increase with the passage of time in partial pressure of oxidizing gas in a FOUP, which is fixed to a FIMS system in an open state, a gas feed port is arranged on a lower surface of the FOUP so as to feed nitrogen to an inside of the FOUP through the gas feed port in a state where the FOUP is mounted on the FIMS system, in addition to nitrogen purge from an opening of the FOUP. A nitrogen feed system, which feeds nitrogen in a state where the FOUP is mounted on the FIMS system, is controlled so as to feed nitrogen at a low flow rate and a low pressure capable of suppressing the stirring-up of dust, which has a size that may cause a problem in wiring to be formed on a wafer, from the gas feed port and the like. | 07-30-2015 |
20150243538 | POD AND PURGE SYSTEM USING THE SAME - An object is to prevent the partial pressure of oxidative gas over time in an FOUP mounted on an FIMS system and left open. A surface purge unit is provided on a side opposite to the opening of the FOUP in such a way that wafers supported in the FOUP is located between the opening and the surface purge unit. The surface purge unit ejects inert gas from a plurality of vent holes provided in its surface toward the opening. Uniform purging or replacement of the interior of the FOUP with inert gas can be achieved by creating inert gas flow from an inert gas supply part extending over a surface in the direction from the interior of the FOUP toward the opening along the wafer surface. | 08-27-2015 |
Patent application number | Description | Published |
20090042436 | On-Train Information Transmitting/Receiving System - An on-train information transmitting/receiving system is provided that can be implemented in an environment with significant external noise and allows high speed transmission to be carried out between transmitter/receivers mounted in vehicles without having to develop a new jumper cable used between the vehicles while cost increase is prevented. A transmission path that connects transmitter/receivers | 02-12-2009 |
20110069170 | IN-TRAIN MONITOR SYSTEM - Included are: an information management system that manages monitoring-target condition information output from condition-monitoring target devices; cameras that are incorporated in respective train cars and take images of the condition-monitoring target devices; a transmission device that is connected to an in-train transmission channel and transmits imaging data from the camera; a camera-control central device that is connected to the information management system and the transmission device, monitors the monitoring-target condition information sent from the information management system, determines whether the condition-monitoring target devices are in a normal condition, and generates a frame-rate control signal for adjusting a frame rate of imaging data; and a camera-control terminal device that is connected to the transmission device and the camera and adjusts the frame rate of imaging data sent from the camera based on the frame-rate control signal. | 03-24-2011 |
20110248473 | TRAIN INFORMATION TRANSMITTING AND RECEIVING SYSTEM - First and second vehicle-side connectors that respectively have a ground terminal that is grounded to the vehicles and have a plurality of signal transmission-path terminals, and a vehicle connection cable that is mounted, at both ends, with first and second connectors, and has a plurality of connection-signal transmission paths that connect the connection-signal transmission-path terminals of the first and second connectors, and has a shielding layer that shields the connection-signal transmission paths and is connected to only one of the respective connection ground terminals of the first and second connectors. | 10-13-2011 |
20130119205 | MOTORMAN'S CAB DISPLAY SYSTEM AND DISPLAY CONTROL METHOD FOR MOTORMAN'S CAB DISPLAY APPARATUS - A motorman's cab display system includes a motorman's cab display apparatus that can automatically adjust display luminance of a display device without using an illuminance sensor. The motorman's cab display apparatus determines, based on location information of a train transmitted from a train information control system, whether the train is traveling in a tunnel, sets, when determining that the train is traveling in the tunnel, as the luminance of a display screen, luminance for inside of tunnel set in advance, and sets, when determining that the train is traveling outside the tunnel, as luminance of the display screen, luminance information for outside of tunnel set in advance. A display control method for motorman's cab display apparatuses includes: calculating a traveling location of the train; and adjusting the luminance of the display screen according to the luminance information output from a luminance determining unit. | 05-16-2013 |
Patent application number | Description | Published |
20140078206 | PRINTING APPARATUS, CONVEYING APPARATUS, AND CONTROL METHOD - A printing apparatus includes a printing unit, first and second conveying units conveying a printing medium, a driving unit driving the first and second conveying units, and a control unit controlling the driving unit. The conveyance state of the printing medium makes transition from a first conveyance state in which the printing medium is conveyed only by the first conveying unit to a second conveyance state in which the printing medium is conveyed by both the first and second conveying units. The control unit controls the driving unit based on a fluctuation in a load that mutually acts between the first and second conveying units through the printing medium to suppress a fluctuation in a conveyance amount at the time of the transition of the conveyance state from the first conveyance state to the second conveyance state. | 03-20-2014 |
20140078207 | PRINTING APPARATUS AND CONTROL METHOD - A printing apparatus includes a printing unit, a first and second conveying units conveying a printing medium, a driving unit driving the conveying units and a control unit controlling the driving unit. A load mutually acting on the conveying units through the medium in a conveyance state by the conveying units is recursively calculated for each predetermined conveyance unit while setting the initial value to 0. The driving unit is controlled based on the calculation result at the time of the transition to suppress a fluctuation in a conveyance amount at the time of the transition of the conveyance state of the medium from the conveyance state by the conveying units to a conveyance state only by the second conveying unit. | 03-20-2014 |
20140078210 | CONVEYANCE APPARATUS AND RECORDING APPARATUS - The conveyance apparatus includes a first conveyance unit configured to convey a sheet in a conveyance direction, and a second conveyance unit disposed on a downstream side of the first conveyance unit in the conveyance direction and configured to convey the sheet in the conveyance direction. The conveyance apparatus corrects a rotational amount of each conveyance unit using a correction value dedicated to each rotational phase of each conveyance unit for each conveyance state, in a first conveyance state in which the first conveyance unit is operative to convey the sheet, a second conveyance state in which the first and second conveyance units are cooperative to convey the sheet, and a third conveyance state in which the second conveyance unit is operative to convey the sheet. | 03-20-2014 |
20140078211 | CONVEYANCE APPARATUS AND METHOD FOR CALCULATING CONVEYANCE CORRECTION VALUE - Based on a conveyance amount in a second conveyance state where a sheet is conveyed by both a first conveyance unit and a second conveyance unit being a conveyance amount obtained by subjecting a conveyance amount in a first conveyance state where the sheet is conveyed only by the first conveyance unit and a conveyance amount in a third conveyance state where the sheet is conveyed only by the second conveyance unit to weighted average with difficulty of slipping of the first or second conveyance unit to the sheet as a weighting coefficient, a remaining conveyance amount is calculated from any two conveyance amounts from among conveyance amounts of the first, the second and the third conveyance states, and a correction value for conveyance is set from the calculated conveyance amount. | 03-20-2014 |