Patent application number | Description | Published |
20090040417 | Liquid crystal display device - A liquid crystal display device includes a liquid crystal display panel and a backlight arranged on a back surface of the liquid crystal display panel, the backlight including a plurality of rod-shaped light sources, a frame which supports the rod-shaped light sources, and a heat radiation plate which is arranged on an inner surface of the frame. Through holes are formed in the frame, and heat radiation fins are formed on the heat radiation plate in a state that the heat radiation fins project toward a back surface of the liquid crystal display panel through the through holes formed in the frame. Due to such a constitution, it is possible to provide a liquid crystal display device which can enhance heat radiation efficiency. | 02-12-2009 |
20090190063 | Liquid Crystal Display Device - A liquid crystal display device includes a liquid crystal display panel and a backlight disposed at a rear surface of the liquid crystal display panel. The backlight includes a light source, a frame housing the light source, a heat dissipating plate disposed inside the frame, and a reflective sheet disposed at a surface of the heat dissipating plate on the liquid crystal display panel side. The heat dissipating plate is formed with a heat dissipating fin protruding to a surface of the frame on the side opposite to the liquid crystal display panel through an opening formed through the frame in a portion corresponding to the upper portion thereof and formed with an opening which is closed with the frame and the reflective sheet in a portion corresponding to the lower portion thereof. | 07-30-2009 |
20100201907 | DISPLAY DEVICE - A display device includes a display panel unit and a backlight unit which radiates light toward the display panel. The display panel unit includes a display panel on an upper surface of a box-shaped panel housing which has first projecting portions on side walls of the housing. The backlight unit incorporates a light source in a bottom portion of a box-shaped light source housing which has second projecting portions on side walls of the light source housing. By bringing the first projecting portions and second projecting portions into contact with each other, a distance between the light source of the backlight unit and the display panel can be held. Further, by forming third projecting portions which project further than the first projecting portions on the panel housing, handling of the display panel unit is facilitated. | 08-12-2010 |
20110069250 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes: a liquid crystal display panel; and a backlight disposed to face the liquid crystal display panel, the backlight including at least a frame having a bottom surface facing the liquid crystal display panel, a reflector placed on the bottom surface of the frame, and a plurality of light sources disposed on the liquid crystal display panel side of the reflector and supported by the frame, wherein a recess protruding in the opposite direction to the liquid crystal display panel is formed in the bottom surface of the frame, the recess and the reflector constituting an air duct. | 03-24-2011 |
20110110045 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes a liquid crystal display panel and a backlight disposed at the back of the liquid crystal display panel. The backlight includes a frame, a light source, a reflective sheet, and a heat dissipating plate formed in a rectangular shape and housing the light source, the reflective sheet, and the heat dissipating plate. The heat dissipating plate is disposed between the reflective sheet and a bottom surface of the frame and includes a first portion and a second portion facing the first portion, and has a plurality of first openings at the first portion and at least one second opening at the second portion. The plurality of first openings are formed along the first portion, and each of the first openings has a first edge and a first fin formed at a part of the first edge. | 05-12-2011 |
20110199554 | LIQUID CRYSTAL DISPLAY DEVICE - This invention provides a liquid crystal display device that makes it possible to ground the conductive film provided on the display side of the liquid crystal display panel without fail while making the frame narrower. The device has a liquid crystal display panel where a liquid crystal layer is provided between two facing substrates; a mold frame for holding the liquid crystal display panel in a predetermined position; a lower frame made of a metal for containing the mold frame; and first and second conductive members, and characterized in that a conductive film is formed on the display side of the liquid crystal display panel, the first conductive member is provided so as to make contact with the conductive film and an upper surface of the mold frame, and the second conductive member is provided so as to make contact with the first conductive member and the lower frame. | 08-18-2011 |
Patent application number | Description | Published |
20100264867 | CONTROL DEVICE FOR MACHINE TOOL - A control device for a machine tool including a feed axis driving motor; a first power consumption calculating portion calculating power consumption of the feed axis driving motor; a second power consumption calculating portion calculating power consumption of equipment adapted to be operated by constant power; and a motor control portion determining a target time constant correlated with at least one of acceleration time and deceleration time of the feed axis driving motor, based on a summation of the power consumption calculated by the first power consumption calculating portion and the power consumption calculated by the second power consumption calculating portion, and controlling the feed axis driving motor based on the target time constant. | 10-21-2010 |
20110046773 | TOOL VECTOR DISPLAY APPARATUS FOR A MACHINE TOOL WITH ROTATIONAL AXES - Time information t and positional information about each axis are obtained, and the three-dimensional coordinates of tool center point Pe at time t are calculated to display the path of the tool center point Pe at time t. Then, whether a fixed time has elapsed or not is decided. If the fixed time has elapsed, the coordinates of the tool vector start point Ps at time t are calculated to display a line segment connecting between tool vector start point Ps and tool center point Pe, which is the end point of the tool vector. This display enables the orientation of the tool at each tool center point to be grasped at a glance. | 02-24-2011 |
20120007536 | TOOL PATH DISPLAY APPARATUS WITH DECELERATION FACTOR IDENTIFICATION MEANS FOR MACHINE TOOL - A numerical controller calculates a first position command from a machining program, converts the first position command into a second position command for restricting a tangential speed of a tool, and delivers the second position command and a status signal indicative of the achievement of the conversion of the first position command into the second position command to a tool path display apparatus. The tool path display apparatus displays the path of the tool in a color corresponding to the status signal and can thereby determine the point on the tool path at which the speed restriction is performed. | 01-12-2012 |
20130169208 | PATH DISPLAY APPARATUS CONSIDERING CORRECTION DATA - A path display apparatus includes a first position command acquiring unit that acquires first position command for motors, a first position feedback acquiring unit that acquires first position feedback of each of the motors, a correction data acquiring unit that acquires correction data generated for each of the motors, a second position command calculating unit that subtracts the correction data from the first position command to calculate a second position command, a second position feedback calculating unit that subtracts the correction data from the first position feedback to calculate second position feedback, a command path display unit that displays a command path of the tip point of the tool, based on the second position command; and a feedback path display unit that displays a feedback path of the tip point of the tool, based on the second position feedback. | 07-04-2013 |
20140244024 | WAVEFORM DISPLAY DEVICE PROVIDED WITH SEARCH FUNCTION ACCORDING TO SET CONDITION - A waveform display device displaying by a waveform a time series of physical quantity data in a machine tool having a servo motor controlled by a numerical control device, the waveform display device including: a time series data acquisition part acquiring the time series of physical quantity data; a search condition setting part setting a search condition of the physical quantity data; | 08-28-2014 |
Patent application number | Description | Published |
20080258671 | CONTROL DEVICE HAVING EXCESSIVE-ERROR DETECTION FUNCTION - Abnormality of a position error is quickly detected in a control device in which feedforward control is introduced. A position error estimation processing unit calculates a position error estimation value Err, for example, from the equation V/PG×(1−α) (V: first order differential of position command, PG: position gain in position controller, α: feedforward coefficient in feedforward term calculating unit), and abnormality of the position error is detected using an excessive-error detection level calculating by adding a margin ΔE to the position error estimation value. | 10-23-2008 |
20090097830 | MOTOR DRIVE DEVICE PROVIDED WITH DISTURBANCE LOAD TORQUE OBSERVER - A motor drive device ( | 04-16-2009 |
20100117568 | CONTROLLER FOR CALCULATING ELECTRIC POWER CONSUMPTION OF INDUSTRIAL MACHINE - A controller of an industrial machine provided with an electric motor, a peripheral apparatus and an amplifier for the motor. The controller includes a motor power-consumption calculation section calculating motor power consumption by multiplying a motor current detection value, a motor rotation-speed detection value and a predetermined motor torque constant together; a power loss calculation section calculating sum power loss of the motor and amplifier by adding motor power loss determined by multiplying a square of the motor current detection value by a predetermined motor winding-resistance value, amplifier power loss determined by multiplying the motor current detection value by a predetermined amplifier power-loss coefficient, and predetermined fixed amplifier power consumption together; a fixed power-consumption calculation section calculating fixed power consumption of the peripheral apparatus; and a total power-consumption calculation section determining total power consumption of the industrial machine in a predetermined time period by integrating, for the time period, the calculated motor power consumption, the calculated sum power loss and the calculated fixed power consumption. | 05-13-2010 |
20110015877 | TOOL PATH DISPLAY APPARATUS FOR MACHINE TOOL - First and second screens are set for a tool path display apparatus for displaying a path of the tip of a tool attached to a machine tool. The first screen displays the three-dimensional path of the tip of the tool obtained by synthesizing the position information of the drive axes of a 5-axis machine tool. The second screen displays the waveforms of the position deviations and current instructions of the drive axes in chronological order. When a part (line segment) of the three-dimensional path of the tip of the tool is selected on the first screen, the display attribute of the corresponding time area is changed on the second screen so that the time area can be identified. | 01-20-2011 |
20110057599 | 3D-TRAJECTORY DISPLAY DEVICE FOR MACHINE TOOL - A trajectory display device capable of correctly quantifying an error of a three-dimensional trajectory of a machine tool, and displaying or outputting the error. The trajectory display device has a command line segment defining part adapted to define a command line segment which connects two temporally adjacent points, in relation to each commanded position; an error calculating part adapted to define a normal line extending from the actual position to each command line segment and calculate an error of the actual position relative to a commanded trajectory, the error being determined as a shorter one between a length of a shortest normal line among the defined normal lines and a length of a line segment extending from the actual position to a commanded position which is the nearest from the actual position. | 03-10-2011 |
20110147028 | MOTOR CONTROL APPARATUS HAVING A FUNCTION TO CALCULATE AMOUNT OF COGGING TORQUE COMPENSATION - A motor control apparatus that can calculate a proper amount of cogging torque compensation even in cases where components due to other factors than cogging torque (for example, components due to gravitational torque, etc.) are superimposed on a torque command being output during constant slow-speed feed operation. The motor control apparatus includes: a torque command monitoring unit which monitors a torque command when the motor is caused to operate at a constant speed; an approximation calculation unit which calculates a torque command approximation component by approximation from the torque command monitored over an interval equal to an integral multiple of the cogging torque period of the motor; a second torque command calculation unit which calculates a second torque command by subtracting the torque command approximation component from the torque command; a second torque command frequency analyzing unit which extracts frequency components, each at an integral multiple of the fundamental frequency of the cogging torque, by performing frequency analysis on the thus calculated second torque command; and a cogging compensation amount calculation unit which calculates the amount of cogging compensation from the amplitude and phase of the extracted frequency components. | 06-23-2011 |
20110202167 | NUMERICAL CONTROLLER WITH TOOL TRAJECTORY DISPLAY FUNCTION - Coordinate values of a tool center point is calculated by obtaining coordinate values at each time of respective drive axes driven by a numerical controller. A tool radius compensation vector connecting the calculated tool center point at each time and an actual machining point is obtained. Then, coordinate values of the actual machining point are calculated based on the calculated coordinate values of the tool center point and the obtained tool radius compensation vector, and the trajectory of the actual machining point is displayed on a display. | 08-18-2011 |
20120035745 | PROCESSING INFORMATION ACQUISITION SYSTEM IN PROCESSING MACHINE SUPPLYING PROCESSING POINT WITH ENERGY OR MATERIAL - A processing information acquisition system in a processing machine which feeds a processing point energy or material, the processing information acquisition system provided with a position information acquisition unit which acquires position information of a feed unit of energy or material, a feed rate control unit which receives a feed condition command of energy or material, converts the feed condition command to a control command which controls a feed of energy or material, and uses the converted control command to control a feed rate of energy or material from the feed unit, a feed rate estimation unit which acquires the control command from the feed rate control unit and calculates an estimated feed rate of energy or material which is fed to a processing point based on the control command, and an output unit which outputs the position information which the position information acquisition unit acquired and the estimated feed rate which the feed rate estimation unit calculated when the feed unit is located at a position corresponding to the position information. | 02-09-2012 |
20120203374 | NUMERICAL CONTROLLER FOR MAKING POSITIONING COMPLETION CHECK - A numerical controller calculates the distance (rotation radius) between the rotation center axis of a rotary axis and a control target point using the machine conditions (including the axis structure and tool length) of a machine tool having a rotary axis and the coordinate values of the respective axes of the machine tool. Then, the preset positioning completion widths of the respective axes are compensated by the calculated rotation radius and a positioning completion check of the rotary axis is carried out using the compensated positioning completion widths. | 08-09-2012 |
20120206080 | MOTOR DRIVING CONTROL APPARATUS FOR CONTROLLING MOTOR OUTPUT ACCORDING TO POWER CHARACTERISTICS OF AC POWER SUPPLY - A motor driving control apparatus includes a motor driving unit which drives a motor and a driving control unit which supplies to the motor driving unit a command value for the motor driving unit to drive the motor. A power characteristic acquiring unit acquires a power characteristic of an AC power supply that supplies power to the motor. A control parameter determining unit determines based on a voltage characteristic of the AC power supply whether, during driving of the motor, the voltage of the AC power supply drops to a level that adversely affects the driving of the motor, and if positive, the control parameter determining unit sets a control parameter so that the voltage of the AC power supply does not drop below that level and supplies the control parameter to the driving control unit in order for the driving control unit to determine the command value. | 08-16-2012 |
20120257276 | TOOL PATH DISPLAY APPARATUS FOR MACHINE TOOL - A tool path display apparatus, configured to display a three-dimensional path of a movable part of a machine tool, calculates three-dimensional coordinate values of the movable part as viewed from a coordinate system secured to a workpiece, thereby determining the three-dimensional path of the movable part. Left- and right-eye stereoscopic image data are determined based on the determined three-dimensional path of the movable part, and the determined left- and right-eye stereoscopic image data are displayed on the display apparatus so that they can be viewed by an operator's left and right eyes, respectively. | 10-11-2012 |
20120306413 | MOTOR DRIVING DEVICE COMPRISING MAXIMUM OUTPUT CALCULATION UNIT OF DIRECT CURRENT CONVERSION UNIT - A motor driving device comprises: a single DC conversion unit that converts input AC into DC; a plurality of AC conversion units that convert DC output from the DC conversion unit into AC supplied to a plurality of motor units as driving electric power; an electric power consumption calculation unit of the DC conversion unit that calculates electric power consumption of the DC conversion unit from the input voltage and input current to the DC conversion unit every predetermined time period; and a maximum output calculation unit of the DC conversion unit that extracts a maximum value from the electric power consumption of the DC conversion unit calculated every predetermined time period and outputs it as a maximum output of the DC conversion unit. | 12-06-2012 |
20130030558 | NUMERICAL CONTROLLER OF MACHINE TOOL HAVING SOUND CONVERTING UNIT - A numerical controller, wherein an operator, even remotely, can recognize a sound of a machine tool or the like, and can intuitively know the effect in adjusting the parameter. The numerical controller includes a drive axis controlling part configured to control a drive axis; a drive axis data storing part configured to obtain a physical quantity of the drive axis as time-series data and store the time-series data; a displaying part configured to convert the time-series data into a predetermined indication form and display the data as at least one displayed waveform; a selecting part configured to select the displayed waveform by input operation of the operator; a sound converting part configured to convert the selected waveform into sound conversion data, a type of which is capable of being output as sound; and a sound outputting part configured to output the generated sound conversion data as sound. | 01-31-2013 |
20130054182 | TOOL PATH DISPLAY APPARATUS HAVING DISPLAY UNIT FOR ACCELERATION OR JERK OF TOOL TIP POINT - A tool path display apparatus ( | 02-28-2013 |
20130096700 | NUMERICAL CONTROLLER HAVING DISPLAY FUNCTION OF PHYSICAL DATA OF MACHINE TOOL - A numerical controller having a display function for comparing data at a predetermined position regardless of a change in a processing condition. The numerical controller comprises a numerical controlling part which controls each drive axis based on a predetermined position command; a position data obtaining part which obtains position data of each axis and a tool representative point of the machine tool; a movement distance calculating part which calculates movement distance of the axis and the tool representative point based on the obtained position data and dimensional information of each component of the machine tool; a physical data obtaining part which obtains physical data of each axis and the tool; a data converting part which converts the obtained time axis-based physical data into movement distance-based data; a distance-based data storing part which stores the movement distance-based data; and a displaying part which displays the movement distance-based data. | 04-18-2013 |
20130222391 | WAVEFORM DISPLAY DEVICE WITH DATA MANAGEMENT FUNCTION - A waveform display device with a data management function acquires drive-axis data of a machine tool from a numerical controller for controlling the machine tool and acquires parameters of the numerical controller from the numerical controller. The waveform display device manages the drive-axis data and the parameters in association with each other, based on a time at which the drive-axis data is acquired and a time at which the parameter is acquired. These times of acquisition of the drive-axis data and the parameters are set by a timer of the waveform display device. | 08-29-2013 |
20130325166 | NUMERICAL CONTROL DEVICE INCLUDING DISPLAY PART FOR DISPLAYING INFORMATION FOR EVALUATION OF MACHINING PROCESS - A numerical control device according to the present invention includes a display part for displaying a program coordinate and a command coordinate such that they can be compared with each other. The display part may be adapted to further display an actual coordinate. The display part may also be adapted to further display a program trajectory, a command trajectory and an actual trajectory, which are obtained from a machining program and the program coordinate, the command coordinate and the actual coordinate, respectively. | 12-05-2013 |
20130338816 | TOOL PATH DISPLAY APPARATUS FOR DISPLAYING TOOL VECTOR OF MACHINE TOOL - A tool path display apparatus includes a display unit for displaying at least two of a program path, a command path and an actual path so that the paths can be compared with each other. The tool path display apparatus further includes a tool vector display unit for displaying tool vectors representative of tool postures corresponding to these paths so that the tool vectors can be compared with each other. Each tool vector is displayed as a line segment connecting a tool tip point and a reference point distant from the tool tip point toward a tool base end side by a predetermined distance. | 12-19-2013 |
20140022086 | DATA DISPLAY DEVICE FOR MACHINE TOOL FOR DISPLAYING INFORMATION BASED ON SPECIFIED CONDITION - A data display device is adapted to associate data and parameters obtained from a numerical control apparatus with extracted information selected by an operator, and specify an arrangement condition or a selection condition based on the extracted information. The data display device is also adapted to display controlling information in an arranged manner according to the arrangement condition. Alternatively, the data display device is adapted to display only information in a selective manner which satisfies the condition specified according to the selection condition. | 01-23-2014 |
20140100688 | TOOL TRAJECTORY DISPLAY DEVICE HAVING FUNCTION FOR DISPLAYING INVERSION POSITION OF SERVO AXIS - A tool trajectory display device capable of displaying an inversion position of a servo axis on a tool trajectory. The display device has a position information obtaining part and velocity information obtaining part which obtain position information and velocity information of at least one servo axis, respectively, from numerical controller; a tool coordinate calculating part which calculates a coordinate value of a tool center point based on the position information and information of a mechanical constitution of the machine tool; an inversion position calculating part which calculates an inversion position where a polarity of a velocity of the servo axis is changed, based on the velocity information and the calculated coordinate value; and a displaying part which displays a trajectory of the tool center point based on the calculated coordinate, and displays the inversion position of the servo axis on the trajectory. | 04-10-2014 |
20140103852 | MOTOR CONTROL DEVICE CONTROLLING A PLURALITY OF MOTORS THAT DRIVE ONE DRIVEN BODY - A state switching unit switches the state of a motor that has caused an alarm, from an excited state to an un-excited state at an alarm generation timing. A state switch timing setting unit sets a state switch timing of switching the state of a motor other than the motor that has caused the alarm, from an excited state to an un-excited state. This setting is made on the basis of a physical quantity concerning at least one of the motor and a driven body. At the set state switch timing, a state switching unit switches the state of the motor other than the motor that has caused the alarm, from an excited state to an un-excited state. | 04-17-2014 |
20140167672 | SERVO CONTROLLER FOR CORRECTING POSITION ERROR WHEN MOVING MEMBER REVERSES - A servo controller ( | 06-19-2014 |
Patent application number | Description | Published |
20090111739 | SUGAR CHAIN ADDED GLP-1 PEPTIDE - The present invention relates to an oligosaccharide chain added GLP-1 peptide that has higher stability in blood than that of GLP-1 and, preferably, exhibits higher activity of controlling blood-sugar levels than that of GLP-1. The present invention relates to an oligosaccharide chain added GLP-1 peptide having GLP-1 activity, wherein at least one amino acid is substituted with an oligosaccharide chain added amino acid, in: (a) GLP-1; (b) a peptide having the amino acid sequence of GLP-1 with deletion, substitution or addition of one or several amino acids; or (c) a GLP-1 analog. | 04-30-2009 |
20110195897 | GLYCOSYLATED GLP-1 PEPTIDE - Oligosaccharide chain added GLP-1 peptides are more stable in blood and more active in controlling blood-sugar levels than GLP-1 peptides without added oligosaccharides. Oligosaccharide chain added GLP-1 peptides having GLP-1 activity include at least one or at least two amino acids each substituted with an oligosaccharide chain added amino acid in GLP-1; a peptide having the amino acid sequence of GLP-1 with deletion, substitution or addition of one or several amino acids; or a GLP-1 analog. Oligosaccharide chain added GLP-1 peptides with at least one amino acid substituted with an oligosaccharide chain added amino acid include an oligosaccharide chain with oligo hyaluronic acid. Oligosaccharide chain added amino acids include oligosaccharide chains attached to amino acids via linkers. | 08-11-2011 |
20110245166 | SUGAR CHAIN ADDED GLP-1 PEPTIDE - The present invention relates to an oligosaccharide chain added GLP-1 peptide that has higher stability in blood than that of GLP-1 and, preferably, exhibits higher activity of controlling blood-sugar levels than that of GLP-1. The present invention relates to an oligosaccharide chain added GLP-1 peptide having GLP-1 activity, wherein at least one amino acid is substituted with an oligosaccharide chain added amino acid, in: (a) GLP-1; (b) a peptide having the amino acid sequence of GLP-1 with deletion, substitution or addition of one or several amino acids; or (c) a GLP-1 analog. | 10-06-2011 |
20120264684 | Glycosylated Form of Antigenic GLP-1 Analogue - Disclosed is a glucagon-like peptide-1 (GLP-1) analogue which is obtained by ameliorating a highly antigenic GLP-1 analogue so that the GLP-1 analogue has reduced antigenicity without being lowered in the blood glucose suppressing activity. Specifically disclosed is a glycosylated form of an antigenic GLP-1 analogue, which has GLP-1 activity and is obtained by substituting at least one amino acid of an antigenic GLP-1 analogue with a glycosylated amino acid. | 10-18-2012 |
20130345129 | SUGAR CHAIN ADDED GLP-1 PEPTIDE - The present invention relates to an oligosaccharide chain added GLP-1 peptide that has higher stability in blood than that of GLP-1 and, preferably, exhibits higher activity of controlling blood-sugar levels than that of GLP-1. The present invention relates to an oligosaccharide chain added GLP-1 peptide having GLP-1 activity, wherein at least one amino acid is substituted with an oligosaccharide chain added amino acid, in: (a) GLP-1; (b) a peptide having the amino acid sequence of GLP-1 with deletion, substitution or addition of one or several amino acids; or (c) a GLP-1 analog. | 12-26-2013 |
Patent application number | Description | Published |
20100273922 | Reinforced Thermoplastic Resin Composition And Molded Article - The present invention relates to a reinforced thermoplastic resin composition having excellent moldability, processability, and mechanical strengths, as well as being capable of improving the drop impact resistance (surface impact strength determined by a falling ball test). The reinforced thermoplastic resin composition of the present invention includes 10 to 60% by mass of a graft copolymer (A) having a graft chain (A2) grafted to a rubber polymer (A1); 40 to 90% by mass of a matrix polymer (B) which includes one or more types of polymers selected from the group consisting of a vinyl-based copolymer (B-1), a polycarbonate resin (B-2), and a polyester resin (B-3); 0.1 to 50 parts by mass of an inorganic filler (D) and 0.5 to 20 parts by mass of a glycidyl ether unit-containing polymer (E) having a mass average molecular weight of 3,000 to 200,000. | 10-28-2010 |
20100276289 | Reinforced Resin Composition For Plating Base, Molded Article, And Electroplated Component - The present invention relates to a reinforced resin composition for plating bases having excellent moldability, mechanical strengths, and plating ability, as well as being capable of improving the surface appearance of the molded article after plating. The reinforced resin composition for plating bases of the present invention includes: graft copolymer (A) in which a graft chain (A2) is grafted to a rubber polymer (A1) a matrix polymer (B) which includes one or more types of polymers selected from the group consisting of a vinyl-based copolymer (B-1), a polycarbonate resin (B-2), and a polyester resin (B-3); an inorganic filler (D); and a glycidyl ether unit-containing polymer (E). The content of the rubber polymer (A1) is from 5 to 25% by mass, relative to 100% by mass of the total amount of the component of (A) and the component of the matrix polymer (B). | 11-04-2010 |
20120178860 | REINFORCED THERMOPLASTIC RESIN COMPOSITION AND MOLDED ARTICLE - The reinforced thermoplastic resin composition of the present invention includes: 50 to 90% by weight of a polycarbonate resin (A); 10 to 50% by weight of a graft copolymer mixture (B) (provided that a total amount of the component (A) and the component (B) accounts for 100% by weight) which is obtained by graft-polymerizing an aromatic alkenyl compound monomer unit (a) and a vinyl cyanide compound monomer unit (b) onto a rubber polymer (B1); and 6 to 22 parts by weight of an inorganic filler (D) which has been surface-treated with a water-soluble polyamide, relative to the total of 100 parts by weight of the polycarbonate resin (A) and the graft copolymer mixture (B). There is provided a reinforced thermoplastic resin composition exhibiting excellent moldability, generates a minimal amount of gas during molding, and also being capable of improving the rigidity of the resulting molded article and the impact resistance when dropping the product. | 07-12-2012 |
20120245261 | FLAME-RETARDANT THERMOPLASTIC RESIN COMPOSITION AND MOLDED ARTICLE THEREOF - Provided is a flame-retardant thermoplastic resin composition in which any halogenated flame retardant is not used but a phosphoric flame retardant is used, which has flame retardancy meeting U.S. UL Standard 94 V-2, which exhibits excellent dripping performance during burning, and which is excellent in balance between properties. The flame-retardant thermoplastic resin composition contains 100 parts by mass of a copolymer mixture containing a graft copolymer (A) obtained by graft-polymerizing a rubbery polymer, a vinyl cyanide compound, and a copolymerizable vinyl compound and a vinyl copolymer (B) which is obtained by copolymerizing the vinyl cyanide compound and the copolymerizable vinyl compound and which has a mass-average molecular weight of 90,000 to 160,000 and 5 to 20 parts by mass of a phosphoric flame retardant (C) blended with the copolymer mixture. The content CB | 09-27-2012 |
20140093682 | REINFORCED THERMOPLASTIC RESIN COMPOSITION AND MOLDED ARTICLE - A reinforced thermoplastic resin composition containing: 50 to 90% by weight of a polycarbonate resin; 10 to 50% by weight of a graft copolymer in which a polymer including an aromatic alkenyl compound monomer unit and a vinyl cyanide compound monomer unit is grafted to a rubber polymer; 61 to 129 parts by weight of a grass fiber which has been surface-treated with a water-soluble polyurethane, relative to the total of 100 parts by weight of the polycarbonate resin and the graft copolymer; 0.5 to 20 parts by weight of a glycidyl ether unit-containing polymer; and 10 to 40 parts by weight of a phosphoric acid ester-based flame-retardant agent. | 04-03-2014 |
Patent application number | Description | Published |
20090147449 | SOLID ELECTROLYTIC CAPACITOR - A solid electrolytic capacitor includes a capacitor element, an anode lead frame, a cathode lead frame, and a mold resin portion. The anode lead frame includes an anode terminal portion and a rising portion, and the anode terminal portion is exposed at the bottom surface of the mold resin portion. The rising portion is formed integral with the anode terminal portion, and rises to the anode portion. In the rising portion, a through hole is formed. The cathode lead frame includes a cathode terminal portion, a pair of side surface portions and a step portion. Thus, a solid electrolytic capacitor allowing highly accurate and reliable attachment of the capacitor element to the lead frame without using any additional member is provided. | 06-11-2009 |
20100103591 | SOLID ELECTROLYTIC CAPACITOR AND METHOD OF MANUFACTURING SAME - A solid electrolytic capacitor comprises a capacitor element from which an anode lead projects forward and having a surface on which a cathode layer is formed, an exterior resin covering the capacitor element, and anode and cathode terminals including, respectively, an anode and cathode terminal surfaces which are exposed from a bottom surface of the exterior resin. The anode terminal is formed from one metal plate, and comprises a terminal part forming the anode terminal surface, a folded part folded back at a side edge of the terminal part and arranged over a top surface of the terminal part, and an upright part bent vertically to the top surface of the terminal part at a front edge or a rear edge of a tip end part of the folded part. A tip end part of the anode lead is electrically connected to a tip end of the upright part. | 04-29-2010 |
20110249375 | SOLID ELECTROLYTIC CAPACITOR - A solid electrolytic capacitor includes a capacitor element, an anode lead frame, a cathode lead frame, and a mold resin portion. The anode lead frame includes an anode terminal portion and a rising portion, and the anode terminal portion is exposed at the bottom surface of the mold resin portion. The rising portion is formed integral with the anode terminal portion, and rises to the anode portion. In the rising portion, a through hole is formed. The cathode lead frame includes a cathode terminal portion, a pair of side surface portions and a step portion. Thus, a solid electrolytic capacitor allowing highly accurate and reliable attachment of the capacitor element to the lead frame without using any additional member is provided. | 10-13-2011 |
Patent application number | Description | Published |
20090321737 | THIN FILM TRANSISTOR - A thin film transistor includes, as a buffer layer, a semiconductor layer which contains nitrogen and includes crystal regions in an amorphous structure between a gate insulating layer and source and drain regions, at least on the source and drain regions side. As compared to a thin film transistor in which an amorphous semiconductor is included in a channel formation region, on-current of a thin film transistor can be increased. In addition, as compared to a thin film transistor in which a microcrystalline semiconductor is included in a channel formation region, off-current of a thin film transistor can be reduced. | 12-31-2009 |
20090321743 | THIN FILM TRANSISTOR, SEMICONDUCTOR DEVICE AND ELECTRONIC DEVICE - A thin film transistor includes, as a buffer layer, an amorphous semiconductor layer having nitrogen or an NH group between a gate insulating layer and source and drain regions and at least on the source and drain regions side. As compared to a thin film transistor in which an amorphous semiconductor is included in a channel formation region, on-current of a thin film transistor can be increased. In addition, as compared to a thin film transistor in which a microcrystalline semiconductor is included in a channel formation region, off-current of a thin film transistor can be reduced. | 12-31-2009 |
20110278582 | METHOD FOR MANUFACTURING MICROCRYSTALLINE SEMICONDUCTOR FILM AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE - A method for manufacturing a semiconductor device having favorable electric characteristics with high productivity is provided. A first microcrystalline semiconductor film is formed over an oxide insulating film under a first condition that mixed phase grains with high crystallinity are formed at a low particle density. After that, a second microcrystalline semiconductor film is stacked over the first microcrystalline semiconductor film under a second condition that a space between the mixed phase grains are filled by the crystal growth of the mixed phase grains of the first microcrystalline semiconductor film. | 11-17-2011 |
20120258575 | MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE - To provide a highly reliable semiconductor device manufactured by giving stable electric characteristics to a semiconductor device including an oxide semiconductor. In a manufacturing process of a transistor, an oxide semiconductor layer, a source electrode layer, a drain electrode layer, a gate insulating film, a gate electrode layer, and an aluminum oxide film are formed in this order, and then heat treatment is performed on the oxide semiconductor layer and the aluminum oxide film, whereby an oxide semiconductor layer from which an impurity containing a hydrogen atom is removed and which includes a region containing oxygen more than the stoichiometric proportion is formed. In addition, when the aluminum oxide film is formed, entry and diffusion of water or hydrogen into the oxide semiconductor layer from the air due to heat treatment in a manufacturing process of a semiconductor device or an electronic appliance including the transistor can be prevented. | 10-11-2012 |
20130023087 | METHOD FOR PROCESSING OXIDE SEMICONDUCTOR FILM AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE - To provide an oxide semiconductor film including a low-resistance region, which can be applied to a transistor. To provide a transistor including the oxide semiconductor film, which can perform at high speed. To provide a high-performance semiconductor device including the transistor including the oxide semiconductor film, which can perform at high speed, with high yield. A film having a reducing property is formed over the oxide semiconductor film. Next, part of oxygen atoms are transferred from the oxide semiconductor film to the film having a reducing property. Next, an impurity is added to the oxide semiconductor film through the film having a reducing property and then, the film having a reducing property is removed, so that a low-resistance region is formed in the oxide semiconductor film. | 01-24-2013 |
20130056742 | MICROCRYSTALLINE SILICON FILM, MANUFACTURING METHOD THEREOF, SEMICONDUCTOR DEVICE, AND MANUFACTURING METHOD THEREOF - A manufacturing method of a microcrystalline silicon film includes the steps of forming a first microcrystalline silicon film over an insulating film by a plasma CVD method under a first condition; and forming a second microcrystalline silicon film over the first microcrystalline silicon film under a second condition. As a source gas supplied to a treatment chamber, a deposition gas containing silicon and a gas containing hydrogen are used. In the first condition, a flow rate of hydrogen is set at a flow rate 50 to 1000 times inclusive that of the deposition gas, and the pressure inside the treatment chamber is set 67 to 1333 Pa inclusive. In the second condition, a flow rate of hydrogen is set at a flow rate 100 to 2000 times inclusive that of the deposition gas, and the pressure inside the treatment chamber is set 1333 to 13332 Pa inclusive. | 03-07-2013 |
20130062600 | SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF - The contact resistance between an oxide semiconductor film and a metal film is reduced. A transistor that uses an oxide semiconductor film and has excellent on-state characteristics is provided. A semiconductor device capable of high-speed operation is provided. In a transistor that uses an oxide semiconductor film, the oxide semiconductor film is subjected to nitrogen plasma treatment. Thus, part of oxygen included in the oxide semiconductor film is replaced with nitrogen, so that an oxynitride region is formed. A metal film is formed in contact with the oxynitride region. The oxynitride region has lower resistance than the other region of the oxide semiconductor film. In addition, the oxynitride region is unlikely to form high-resistance metal oxide at the interface with the contacting metal film. | 03-14-2013 |
20130069055 | SEMICONDUCTOR DEVICE - Provided is a semiconductor device in which an oxide semiconductor layer is provided; a pair of wiring layers which are provided with the gate electrode layer interposed therebetween are electrically connected to the low-resistance regions; and electrode layers are provided to be in contact with the low-resistance regions, below regions where the wiring layers are formed. | 03-21-2013 |
20130075722 | SEMICONDUCTOR DEVICE - A highly reliable structure for high-speed response and high-speed driving of a semiconductor device, in which on-state characteristics of a transistor are increased is provided. In the coplanar transistor, an oxide semiconductor layer, a source and drain electrode layers including a stack of a first conductive layer and a second conductive layer, a gate insulating layer, and a gate electrode layer are sequentially stacked in this order. The gate electrode layer is overlapped with the first conductive layer with the gate insulating layer provided therebetween, and is not overlapped with the second conductive layer with the gate insulating layer provided therebetween. | 03-28-2013 |
20130092940 | SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE - To provide a miniaturized transistor having high electric characteristics. A conductive film to be a source electrode layer and a drain electrode layer is formed to cover an oxide semiconductor layer and a channel protection layer, and then a region of the conductive film, which overlaps with the oxide semiconductor layer and the channel protection layer, is removed by chemical mechanical polishing treatment. Precise processing can be performed accurately because an etching step using a resist mask is not performed in the step of removing part of the conductive film to be the source electrode layer and the drain electrode layer. With the channel protection layer, damage to the oxide semiconductor layer or a reduction in film thickness due to the chemical mechanical polishing treatment on the conductive film can be suppressed. | 04-18-2013 |
20130092943 | METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE - A semiconductor device which is miniaturized while favorable characteristics thereof are maintained is provided. In addition, the miniaturized semiconductor device is provided with a high yield. The semiconductor device has a structure including an oxide semiconductor film provided over a substrate having an insulating surface; a source electrode layer and a drain electrode layer which are provided in contact with side surfaces of the oxide semiconductor film and have a thickness larger than that of the oxide semiconductor film; a gate insulating film provided over the oxide semiconductor film, the source electrode layer, and the drain electrode layer; and a gate electrode layer provided in a depressed portion formed by a step between a top surface of the oxide semiconductor film and top surfaces of the source electrode layer and the drain electrode layer. | 04-18-2013 |
20130221347 | SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME - An oxide semiconductor layer is formed, a gate insulating layer is formed over the oxide semiconductor layer, a gate electrode layer is formed to overlap with the oxide semiconductor layer with the gate insulating layer interposed therebetween, a first insulating layer is formed to cover the gate insulating layer and the gate electrode layer, an impurity element is introduced through the insulating layer to form a pair of impurity regions in the oxide semiconductor layer, a second insulating layer is formed over the first insulating layer, the first insulating layer and the second insulating layer are anisotropically etched to form a sidewall insulating layer in contact with a side surface of the gate electrode layer, and a source electrode layer and a drain electrode layer in contact with the pair of impurity regions are formed. | 08-29-2013 |
20130256656 | TRANSISTOR AND METHOD FOR MANUFACTURING THE SAME - To increase the on-state current of a transistor whose channel is formed in an oxide semiconductor layer. To provide a transistor where a resistance-reducing element is introduced into a region of an oxide semiconductor layer which overlaps with part of a source or drain or part of a gate. For example, the thickness of a region of a conductive layer serving as a source or drain or a gate (at least part of a region overlapping with an oxide semiconductor layer) is made smaller than that of the other region of the conductive layer. A resistance-reducing element is introduced into the oxide semiconductor layer through the conductive layer thinned partly, thereby obtaining the oxide semiconductor layer where the resistance-reducing element is introduced into the region overlapping with part of the source or drain or part of the gate. Thus, the on-state current of the transistor can be increased. | 10-03-2013 |
20140106502 | SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME - Stable electrical characteristics and high reliability are provided for a miniaturized semiconductor device including an oxide semiconductor, and the semiconductor device is manufactured. The semiconductor device includes a base insulating layer; an oxide stack which is over the base insulating layer and includes an oxide semiconductor layer; a source electrode layer and a drain electrode layer over the oxide stack; a gate insulating layer over the oxide stack, the source electrode layer, and the drain electrode layer; a gate electrode layer over the gate insulating layer; and an interlayer insulating layer over the gate electrode layer. In the semiconductor device, the defect density in the oxide semiconductor layer is reduced. | 04-17-2014 |
20140209899 | METHOD FOR PROCESSING OXIDE SEMICONDUCTOR FILM AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE - To provide an oxide semiconductor film including a low-resistance region, which can be applied to a transistor. To provide a transistor including the oxide semiconductor film, which can perform at high speed. To provide a high-performance semiconductor device including the transistor including the oxide semiconductor film, which can perform at high speed, with high yield. A film having a reducing property is formed over the oxide semiconductor film. Next, part of oxygen atoms are transferred from the oxide semiconductor film to the film having a reducing property. Next, an impurity is added to the oxide semiconductor film through the film having a reducing property and then, the film having a reducing property is removed, so that a low-resistance region is formed in the oxide semiconductor film. | 07-31-2014 |
20140239293 | SEMICONDUCTOR DEVICE - Disclosed is a semiconductor device including two oxide semiconductor layers, where one of the oxide semiconductor layers has an n-doped region while the other of the oxide semiconductor layers is substantially i-type. The semiconductor device includes the two oxide semiconductor layers sandwiched between a pair of oxide layers which have a common element included in any of the two oxide semiconductor layers. A double-well structure is formed in a region including the two oxide semiconductor layers and the pair of oxide layers, leading to the formation of a channel formation region in the n-doped region. This structure allows the channel formation region to be surrounded by an i-type oxide semiconductor, which contributes to the production of a semiconductor device that is capable of feeding enormous current. | 08-28-2014 |
20140342499 | SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF - The contact resistance between an oxide semiconductor film and a metal film is reduced. A transistor that uses an oxide semiconductor film and has excellent on-state characteristics is provided. A semiconductor device capable of high-speed operation is provided. In a transistor that uses an oxide semiconductor film, the oxide semiconductor film is subjected to nitrogen plasma treatment. Thus, part of oxygen included in the oxide semiconductor film is replaced with nitrogen, so that an oxynitride region is formed. A metal film is formed in contact with the oxynitride region. The oxynitride region has lower resistance than the other region of the oxide semiconductor film. In addition, the oxynitride region is unlikely to form high-resistance metal oxide at the interface with the contacting metal film. | 11-20-2014 |
Patent application number | Description | Published |
20110248603 | ULTRASOUND TRANSDUCER, ULTRASOUND PROBE, AND A METHOD FOR MANUFACTURING ULTRASOUND TRANSDUCERS - An ultrasound transducer according to an embodiment has two-dimensionally arranged ultrasound vibrators. A wiring board block is a laminate of wiring boards which are arranged along the row direction in the arrangement. The wiring board has a first surface facing a rear surface of the ultrasound vibrators and a second surface on its opposite side. First connection parts are provided on the first surface corresponding to the arrangement, and are conducted with back electrodes of the vibrators. Second connection parts are provided on the second surface, and are provided corresponding to the first connection parts. Connecting leads establish conductivity between the first and second connection parts through a fourth surface which is perpendicular to the second and third surfaces. Electronic circuits are connected to the second surface of the wiring board block, and are conducted with the second connection parts. | 10-13-2011 |
20110295124 | ULTRASONIC PROBE AND METHOD OF MANUFACTURING THE SAME - According to one embodiment, an ultrasonic probe includes a plurality of piezoelectric elements, a first electrode, a plurality of second electrodes, a plurality of stacked flexible printed circuit boards, and a plurality of connection portions. The plurality of piezoelectric elements are arrayed. The first electrode is provided on the emitting surface side of the plurality of piezoelectric elements. The plurality of second electrodes are respectively provided on the rear surface sides of the plurality of piezoelectric elements. The plurality of stacked flexible printed circuit boards respectively include a plurality of terminals. The plurality of connection portions electrically connect the second electrodes to the terminals. At least one of the flexible printed circuit boards extends longer than the flexible printed circuit board serving as an upper layer. | 12-01-2011 |
20130167342 | ULTRASONIC PROBE AND METHOD OF MANUFACTURING THE SAME - According to one embodiment, an ultrasonic probe includes a plurality of piezoelectric elements, a first electrode, a plurality of second electrodes, a plurality of stacked flexible printed circuit boards, and a plurality of connection portions. The plurality of piezoelectric elements are arrayed. The first electrode is provided on the emitting surface side of the plurality of piezoelectric elements. The plurality of second electrodes are respectively provided on the rear surface sides of the plurality of piezoelectric elements. The plurality of stacked flexible printed circuit boards respectively include a plurality of terminals. The plurality of connection portions electrically connect the second electrodes to the terminals. At least one of the flexible printed circuit boards extends longer than the flexible printed circuit board serving as an upper layer. | 07-04-2013 |
20130190625 | ULTRASONIC DIAGNOSTIC APPARATUS, PHASE SHIFT TRANSMISSION/RECEPTION CONTROL METHOD, AND ULTRASONIC PROBE - According to one embodiment, an ultrasonic probe has a laminated structure of an acoustic matching layer, transducer layer with arrayed transducers, and backing layer. A transmission/reception unit transmits and receives ultrasonic waves to and from an object via the transducers. A control unit controls the transmission/reception unit to synchronize ultrasonic-wave generation by a specific transducer of the transducers with ultrasonic-wave reception by a different transducer. A phase shift detection unit detects a phase shift between an output signal from the transmission/reception unit and a reference signal, the output signal corresponding to synchronization between the ultrasonic-wave generation and the ultrasonic-wave reception. | 07-25-2013 |
20130241355 | ULTRASOUND PROBE AND METHOD OF MANUFACTURING ULTRASOUND PROBE - A backing material is provided on the back face side of a piezoelectric transducer, with a first width substantially equal to the piezoelectric transducer widthwise and perpendicular to the radiation direction. A front face of a layer located on the front face side with regard to a wiring pattern has a width substantially equal to the first width. Moreover, the back face of this layer has a second width shorter than the first width. A space is provided between this layer and the backing material due to the difference between the first width and the second width of this layer, and a covering member covering the wiring pattern covers the wiring pattern extending at least from the folded section of the flexible substrate into the space. | 09-19-2013 |
Patent application number | Description | Published |
20120003557 | FUEL CELL SYSTEM AND START-UP CONTROL METHOD THEREFOR - An object is to suppress the degradation of durability due to a heat concentration while performing a rapid warm-up operation as necessary, when starting a fuel cell system at temperatures below freezing point. In order to achieve such an object, the present invention stores in a memory an operation termination condition of the last operation of the system, data such as the start-up temperature, or the remaining amount of product water at the time of the last scavenging; calculates the remaining amount of product water based on data read out from the memory at the time of starting the system to make judgments, from the remaining amount and the start-up temperature, on whether or not a rapid warm-up of the system is necessary and whether to start without circulating the cooling water when a rapid warm-up is necessary; and conducts, based on the judgment result provided by the judgment means, with or without circulating the cooling water, a low-efficiency power generation where a reactant gas to be supplied to the fuel cell is less than that in a normal power generation and an electronic power loss is larger than that in a normal power generation. The data includes, for example, an impedance, a temperature of the fuel cell and a scavenging air amount at the last termination of the operation of the fuel cell. | 01-05-2012 |
20120215472 | NONAQUEOUS ELECTROLYTE SOLUTION TYPE LITHIUM ION SECONDARY BATTERY SYSTEM, METHOD FOR DETERMINING LITHIUM DEPOSITION IN THAT SYSTEM, AND VEHICLE PROVIDED WITH THAT SYSTEM - A battery system includes a discharge amount obtaining portion that obtains a discharge amount (determination zone discharge amount) from a determination start voltage until a predetermined determination end voltage of a battery; an internal resistance obtaining portion that obtains an internal resistance value of the battery; a correlation map in which a combination of internal resistance value information and determination zone discharge amount information for a battery that is the same kind as a target of a determination and in which lithium deposition has not occurred is stored for each degree of age-related deterioration of the battery; and a deposition determining portion that determines a degree of lithium deposition in the target battery by comparing the determination zone discharge amount during the determination of the target battery with the internal resistance value during the determination of the target battery on the same scale by converting at least one via the correlation map. | 08-23-2012 |
20130049973 | DEVICE AND METHOD FOR CONTROLLING RECHARGEABLE BATTERY - The calculation unit converts into a battery age each parameter calculated for a different factor of degradation of a battery. If at least one of the battery ages has reached an upper limit age, the determination unit determines that it is necessary to conduct a battery diagnosis. Once it has been determined that it is necessary to conduct the battery diagnosis, the display control unit causes a display device to display a diagnosis request message. After displaying the diagnosis request message has started if there is no result of the battery diagnosis received the electric power limiter unit limits electric power charged to and discharged from the battery. After the electric power charged to/discharged from the battery is limited if there is no result of the battery diagnosis received the start-up prohibition unit prohibits starting a system driving the vehicle. | 02-28-2013 |
20130132011 | DEVICE AND METHOD FOR DIAGNOSING RECHARGEABLE BATTERY, AND VEHICLE - A diagnostic device diagnoses a lithium ion battery including a plurality of battery blocks. If a condition is established for starting a diagnosis, the diagnostic device starts discharging the battery, and after each battery block has a voltage decreased to a measurement starting voltage until the block has the voltage decreased to a measurement ending voltage the block discharges an amount of power, which the diagnostic device calculates for the battery block. If all blocks each discharge power in an amount larger than a brand-new product threshold value the diagnostic device determines that the battery is in a brand new condition. If all blocks each discharge power in an amount larger than a uselessness threshold value the diagnostic device determines that the battery is useful. If at least one block discharges power in an amount smaller than the uselessness threshold value the diagnostic device determines that the battery is useless. | 05-23-2013 |
Patent application number | Description | Published |
20080309947 | MEASUREMENT METHOD AND APPARATUS, EXPOSURE APPARATUS, AND DEVICE MANUFACTURING METHOD - A measurement method for measuring a wavefront aberration of a target optical system using an interference pattern formed by a light from a first image side slit, and a light from a second image side slit, the first and second image side slits being located at an image side of the target optical system, the first image side slit having, in a shorter direction, a width equal to or smaller than a diffraction limit of the target optical system, and the second image side slit having, in a shorter direction, a width greater than the diffraction limit of the target optical system includes the steps of obtaining three or more primary wavefronts of the target optical system from different measurement directions, and calculating a wavefront aberration of the target optical system based on the three or more primary wavefronts obtained by the obtaining step. | 12-18-2008 |
20090268181 | MEASUREMENT METHOD AND EXPOSURE APPARATUS - A method of measuring an optical characteristic of an optical system using a measurement apparatus, comprises determining a position of each of object points by arranging, on a side of the object plane, an object point measurement device array, and sequentially inserting the object point measurement devices in an optical path, determining a position of each of image points by arranging, on a side of the image plane, an image point measurement device array, and sequentially inserting the image point measurement devices in the optical path, calculating an error attributed to the measurement apparatus based on the positions of object points and the positions of the image points, obtaining a measured value by measurement to obtain information representing the optical characteristic of the optical system using the measurement apparatus, and correcting the measured value based on the error. | 10-29-2009 |
20120116718 | MEASUREMENT APPARATUS - The present invention provides a measurement apparatus which measures a distance between a reference surface and a surface to be measured, including a wavelength reference element configured to include a gas cell in which a plurality of types of gases having absorption lines different from each other are sealed, and a processing unit configured to set a wavelength of light emitted by a light source to a plurality of different wavelengths corresponding to a plurality of different absorption lines by using the wavelength reference element, control a phase detection unit to detect a phase corresponding to an optical path length between the reference surface and the surface to be measured for each of the plurality of different wavelengths, and perform processing of obtaining the distance. | 05-10-2012 |
20140021865 | LIGHT SOURCE APPARATUS AND METHOD OF CONTROLLING THE SAME - A light source apparatus configured to emit first light and second light includes a wavelength reference device, a splitter, a first detector, a second detector, and a control unit. The control unit includes a correction unit configured to reduce from a detection signal detected by the first detector a portion included in the detected signal and related to an intensity of the second light incident on the first detector from the splitter, and configured to reduce from a detection signal detected by the second detector a portion included in the detected signal and related to an intensity of the first light incident on the second detector from the splitter. The control unit controls a wavelength of the first light and a wavelength of the second light based on signals from the correction unit. | 01-23-2014 |