Patent application number | Description | Published |
20080298860 | IMAGE FORMING APPARATUS - An image forming apparatus includes a toner image forming unit for effecting an image forming operation to form toner image on a recording material, wherein the toner image comprises chromatic toner image components with different colors and a transparent toner image component overlaid thereon; a fixing unit for effecting a fixing operation to heat and fix the toner image on the recording material; a switching unit for switching, in accordance with information relating to a maximum toner amount per unit area in a zone in which the transparent toner component is present, operations to a mode in which the formation of the toner image is effected through a plurality of such image forming operations, and the fixing of the toner image is effected through a plurality of such fixing operations. | 12-04-2008 |
20090034998 | IMAGE FORMING SYSTEM - An image forming system includes an image forming station for forming a transparent image on a recording material with transparent toner; a selecting portion for selecting one of image forming modes including a first image forming mode for forming a transparent image having a high glossiness and a second image forming mode for forming a transparent image having a glossiness lower than that in the first image forming mode; and a setting portion for setting a toner amount, per unit area, of the transparent image in accordance with the image forming mode selected by the selecting portion. | 02-05-2009 |
20090263148 | CONTROL APPARATUS AND RECORDING MEDIUM - A control apparatus for controlling an image forming system is provided. The image forming system includes transparent toner image forming device configured to form a transparent toner image on a sheet on which a color toner image has been fixed and includes fixing device configured to fix the transparent toner image formed on the sheet. The control apparatus includes an obtaining means for obtaining information of a first part of a color toner image area on which transparent toner is to be applied with a first amount per unit area after the color toner image is fixed, and a control means for controlling the transparent toner image forming device to apply the transparent toner, with a second amount per unit area, on a second part of the color toner image area which is the color toner image area excluding the first part, after the color toner image is fixed. The second amount is smaller than the first amount. | 10-22-2009 |
20090273811 | IMAGE FORMING SYSTEM, CONTROLLING APPARATUS, AND RECORDING MEDIUM HAVING PROGRAM RECORDED THEREIN - An image forming system includes an image forming device configured to form an image on a recording material using a color toner and a transparent toner, a fixing device, a glossing device that has a conveying device which conveys the recording material, a heating device heating the recording material, and a cooling device cooling the recording material, and a controller controlling said image forming device so that an amount of the transparent toner per unit area on the recording material in a first image forming mode in which the image is formed using said fixing device and said glossing device is smaller than the amount of the transparent toner per unit area on the recording material in a second image forming mode in which the image is formed using said fixing device without using said glossing device. | 11-05-2009 |
20100021194 | IMAGE FORMATION SYSTEM, IMAGE FORMATION METHOD, AND IMAGE QUALITY IMPROVEMENT METHOD - An image formation system includes image forming means for forming different color toner images on a recording material having a toner reception layer; first image heating means for heating and pressing the toner image on the recording material; second image heating means for heating and pressing the toner image on the recording material having been heated and pressed by the first image heating means; and wherein the first image heating means is operable so as to provide a granularity R of the toner image satisfying 0.5≦R≦4.0 and a glossiness G of the toner image satisfying 5≦G≦40, and the second image heating means is operable so as to provide a granularity R of the toner image satisfying not more than 4.0 and a glossiness G of the toner image satisfying not less than 60. | 01-28-2010 |
20110076073 | IMAGE FORMING APPARATUS - An image forming apparatus includes a transparent image forming device for forming a transparent toner image on a sheet with a transparent toner in an amount per unit area; a manual selector for selecting an image area in which the transparent toner image is to be formed and for selecting the amount per unit area; a heating device for heating the transparent toner image formed on the sheet; a glossing device for processing the transparent toner image formed on the sheet so that glossiness is higher than that by the heating device; a mode selector for selecting a first mode in which the glossing device is not used and a second mode in which the glossing device is used; and a controlling device for controlling the amount per unit area of the transparent toner in the image area so as to be not less than a predetermined amount in the second mode. | 03-31-2011 |
20120269561 | IMAGE FORMING APPARATUS - An image forming apparatus includes a non-transparent image forming device for forming a non-transparent toner image on a sheet; a transparent image forming device for forming a transparent toner image on a sheet; a partial heating device for heating an area, designated by a user, of the sheet having a toner image; and a control device for controlling the transparent image forming device such that the transparent toner is overlaid on an area where an amount, per unit area, of the non-transparent toner image formed in the area designated by the user is 0 or less than a predetermined amount. | 10-25-2012 |
20150286166 | IMAGE FORMING APPARATUS - An image forming apparatus includes: an image bearing member; a toner image forming unit; an endless transfer belt; a transfer roller urged from an inner peripheral surface of the transfer belt toward the image bearing member via the transfer belt; a feeding surface forming roller, provided downstream of the transfer roller with respect to a traveling direction of the transfer belt, having such a shape that a diameter at each of end portions is smaller than a diameter at a central portion with respect to a rotational axis direction; and a stretching roller, downstream of the feeding surface forming roller with respect to the traveling direction of the transfer belt, having such a shape that a diameter at each of end portions is larger than a diameter at a central portion with respect to the rotational axis direction. | 10-08-2015 |
20150286167 | IMAGE FORMING APPARATUS - A conveying belt is disposed so as to guide a recording medium on a side opposite to an image carrying belt across an extension line of a stretch surface formed by a transfer nip and a pressure member. Thus, the recording medium delivered from the transfer nip is guided on the side opposite to the image carrying belt across the extension line of the stretch surface. Therefore, even in a case of guiding a recording medium whose bending rigidity is high in particular, it is possible to suppress a rear end of the recording medium to move in a direction of separating from the image carrying belt at upstream of the transfer nip. | 10-08-2015 |
20160091832 | IMAGE FORMING APPARATUS - Relationships of LB1>LR1 and LN103-31-2016 | |
20160091834 | IMAGE FORMING APPARATUS - A controller measures a stop duration time when an intermediate transfer belt and a secondary transfer belt are stopped, and based on a measurement result, rotates and stops the intermediate transfer belt such that the stretched position by stretch rollers of the intermediate transfer belt is changed. At the same time, the controller rotates and stops the secondary transfer belt such that a stretched position by stretch rollers of the secondary transfer belt is changed. A time from starting to stopping the rotation of the intermediate transfer belt and a time from starting to stopping the rotation of the secondary transfer belt are overlapped with the other. | 03-31-2016 |
20160091836 | IMAGE FORMING APPARATUS - When a drive roller is at a stopped state, an execution portion executes a move mode in which a time from when a rotation of a drive roller has been stopped is measured, and based on the measured result, rotation of the drive roller is started and stopped. In the move mode, a portion of a secondary transfer belt having been at a first contact position in the stopped state is moved to a position other than the first contact position and the second contact position, and the rotation of the drive roller is stopped. | 03-31-2016 |
Patent application number | Description | Published |
20120327462 | IMAGE PROCESSING APPARATUS, IMAGE FORMING SYSTEM, AND IMAGE OUTPUT METHOD - Instead of receiving all pieces of job information accumulated in a server, some pieces of job information are acquired in addition to a total number of pieces of job information, and pieces of job information which can be displayed on one screen, and the latest information is acquired from the server as a scroll operation is performed. | 12-27-2012 |
20140029021 | IMAGE FORMING APPARATUS, METHOD FOR CONTROLLING SAME, AND STORAGE MEDIUM - While a cost is suppressed by providing no sensor configured to detect a size of a document, and a user's operation load for adjusting the position of the document is reduced, printing positions of an image on the surface of the document and an image on the back thereof are placed on the same location. | 01-30-2014 |
20150153988 | IMAGE FORMING APPARATUS, CONTROLLING METHOD THEREOF, AND PROGRAM - An image forming apparatus which can easily identify a user's erroneous operation, a controlling method of the image forming apparatus, and a program for achieving the controlling method are provided. When an operation by a user to an operation unit is accepted, the image forming apparatus obtains operation information including a key code and a screen identifier, and stores, for each job, the obtained operation information in a storing unit. | 06-04-2015 |
20150181073 | IMAGE PROCESSING APPARATUS, CONTROL METHOD FOR IMAGE PROCESSING APPARATUS, AND STORAGE MEDIUM - An MFP determines, based on a set destination, whether it is necessary to establish a plurality of communications to transmit image data. If it is not necessary to establish the plurality of communications, the MFP executes first transmission control that starts transmission of the image data before the MFP finishes reading all of a plurality of documents. If it is necessary to establish the plurality of communications, the MFP executes second transmission control that starts transmission of the image data after the MFP finishes reading all of the plurality of documents. | 06-25-2015 |
20150271349 | IMAGE FORMING APPARATUS, DISPLAY CONTROL METHOD, AND STORAGE MEDIUM - An image forming apparatus having a touch panel and capable of smoothly displaying an image even though the image forming apparatus has scarce hardware resources. The image forming apparatus includes an operation unit provided with a touch panel configured to display a screen sequentially shifted by an operation of a user, determines a type of operations such as a flick and a drag executed on the touch panel by the user, and displays a screen on the touch panel by shifting the screen by N-screens (N is an integer of two or more) if the operation is the flick while displaying a screen on the touch panel by shifting the screen by one screen if the operation is the drag. | 09-24-2015 |
Patent application number | Description | Published |
20120277930 | PHOTOVOLTAIC SYSTEM AND POWER SUPPLY SYSTEM - According to one embodiment, the photovoltaic system includes a memory configured to store power generator characteristics to be applied to the photovoltaic system, a calculation section configured to calculate an output target value to be output by the photovoltaic system using the power generator characteristics read from the memory, an operation target value, system data of a power system, and output data from the photovoltaic system to the power system, and a photovoltaic section configured to supply a corresponding power to the power system based on the output target value calculated by the calculation section. | 11-01-2012 |
20130241292 | PHOTOVOLTAIC GENERATION SYSTEM AND POWER FEEDING SYSTEM - According to one embodiment, a system includes a battery to charge power and discharge a direct-current power to a converter, the converter supplying the converted power to a power system, detectors detecting a voltage at a point between the converter and power system, a current output from the converter and effective power from the voltage value and a current value detected, units computing an angular frequency of the voltage output from the converter, based on an effective power value and an output target value of effective power and an output voltage target value of the converter, based on a current value, a set voltage value and an angular frequency, and a controller controlling the converter according to the output voltage target value. | 09-19-2013 |
20130294119 | PHOTOVOLTAIC SYSTEM AND POWER SUPPLY SYSTEM - According to one embodiment, a system includes modules to detect a node voltage and an output current of a converter, a detector to obtain an effective power value, a system condition detector to detect a power supply condition in the electric system or the operating conditions of devices included in the electric system and then output a first signal, a setting unit to switch a set value to a preset first or second value and then output the set value, a unit to calculate an angular frequency of an output voltage of the converter on the basis of an output of the detector, the value, and an output of the system condition detector, and a unit to calculate a target value of the converter. | 11-07-2013 |
Patent application number | Description | Published |
20110082260 | ROTATABLE FIXING MEMBER, MANUFACTURING METHOD THEREOF AND FIXING DEVICE - A rotatable fixing member includes an elastic layer, a primer layer provided on the elastic layer, and a parting layer provided on the primer layer. The primer layer contains a crystalline fluorocarbon polymer having a functional group and has a thickness of 850 nm or less. The parting layer is a coating layer of a crystalline fluorocarbon polymer. | 04-07-2011 |
20110150545 | IMAGE HEATING APPARATUS AND HEATING BELT FOR USE IN THE IMAGE HEATING APPARATUS - A cylindrical heat generating belt for use in an image heating apparatus includes a heat generating layer, in which an electroconductive filler is dispersed in a resin material, for generating heat by being supplied with electric power; and a surface parting layer. The heat generating layer has a sheet resistance, with respect to a generatrix direction of the heat generating belt, which is larger than that with respect to a circumferential direction of the heat generating belt. | 06-23-2011 |
20130259548 | FIXING MEMBER, HEATING APPARATUS AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS - A fixing member is provided which is excellent in durability and hardly undergoes the peeling of the surface layer even when used in a heating apparatus over a long term. The fixing member is an electrophotographic fixing member including a substrate, an elastic layer, an intermediate layer and a fluororesin-containing surface layer. The elastic layer includes a silicone rubber and sodium ions, and the intermediate layer includes an amino group-containing polysiloxane. The surface layer is formed by forming, on the intermediate layer, a primer layer including a copolymer, to which a phosphate group is bound, of tetrafluoroethylene and perfluoro(alkyl vinyl ether), forming, on the primer layer, a coating film including the copolymer of tetrafluoroethylene and perfluoro(alkyl vinyl ether) or a coating film including a copolymer of tetrafluoroethylene and hexafluoropropylene, and melting the copolymer in the primer layer and the copolymer in the coating layer. | 10-03-2013 |
20140037349 | FIXING MEMBER, IMAGE HEAT FIXING APPARATUS, AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS - This invention provides a fixing member whose hardness is not easily changed even when used for a long period of time and which has high endurance. The fixing member has a substrate, an elastic layer, and a surface layer in this order, in which the elastic layer contains silicone rubber, a thermally conductive filler containing alkali metal ions, and a compound having a phosphate group in the molecule. | 02-06-2014 |
20140112692 | ROTATABLE FIXING MEMBER, MANUFACTURING METHOD THEREOF AND FIXING DEVICE - A rotatable fixing member includes an elastic layer, a primer layer provided on the elastic layer, and a parting layer provided on the primer layer. The primer layer contains a crystalline fluorocarbon polymer having a functional group and has a thickness of 850 nm or less. The parting layer is a coating layer of a crystalline fluorocarbon polymer. | 04-24-2014 |
20150086253 | FIXING DEVICE - The fixing device includes a rotary member for contacting the unfixed toner image, a pressure member for forming the nip portion by contacting the rotary member, and a cover for covering the rotary member with a space between the rotary member and the cover, wherein in a cross section of the fixing device, the cross section being orthogonal to a generatrix direction of the rotary member, wherein a shortest distance (H) between the nip portion and a farthest surface portion of the rotary member farthest away from a surface portion forming the nip portion of the rotary member, a maximum width (W) of the rotary member in the conveyance direction of the recording member, and an area (S) of the space in a range of the maximum width W in the cross section satisfy with a relationship of S/W≧0.7×H. | 03-26-2015 |
20150139707 | FIXING APPARATUS - A fixing apparatus configured to heat a recording material having a toner image formed thereon and fix the toner image fixing on the recording material comprising: a film; a heater configured to contact the film, the heater including a substrate and a heat generation resistor formed on the substrate; a thermal conduction member configured to contact a surface of the heater opposite to a surface of the heater that contacts the film, the thermal conduction member having a thermal conductivity higher than that of the substrate; and a pressurizing roller configured to form a pressing portion with the heater via the film, wherein the thermal conduction member contacts the heater so as not to overlap with an end region of the heat generation resistor in a longitudinal direction of the heat generation member. | 05-21-2015 |
20150261145 | FIXING DEVICE - A fixing device includes a tubular film; a heater including a substrate and a heat generating resistor, the heater having a first region on which the heat generating resistor is formed and a second region, located outside of the first region in a longitudinal direction of the substrate, on which the heat generating resistor is not formed; and a heat conductive member configured to contact a surface of the heater opposite to a surface of the heater that contacts the film, the heat conductive member having a higher heat conductivity than the substrate. The heat conductive member contacts the heater in a region extending across the first region and the second region, and an amount of heat generated by the heat generating resistor at its end portion is greater than that at its middle portion in the longitudinal direction. | 09-17-2015 |
Patent application number | Description | Published |
20130214709 | AC MOTOR CONTROL APPARATUS - A motor control circuit calculates an α-axis current iα and a β-axis current iβ in a fixed coordinate system based on a W-phase (sensor phase) of an AC motor. The control circuit calculates the α-axis current iα from a current iw.sns sensed in the W-phase, and the β-axis current iβ from a differentiated value Δiα determined from the variation quantity of the α-axis current based on that the α-axis current iα and the β-axis current iβ are in a relation of a sine wave and a cosine wave. Subsequently, the control circuit calculates a current phase xθ=tan | 08-22-2013 |
20130214710 | AC MOTOR CONTROL APPARATUS - A motor control circuit calculates an α-axis current iα and a β-axis current iβ in a fixed coordinate system based on a W-phase (sensor phase) of an AC motor. The control circuit calculates, at each switching time point and each intermediate time point, the α-axis current iα from a current iw.sns sensed in the W-phase, and the β-axis current iβ from a differentiated value Δiα determined from the variation quantity of the α-axis current between every two successive switching time points or intermediate time points. Subsequently, the control circuit calculates a current phase xθ=tan | 08-22-2013 |
20130214711 | AC MOTOR CONTROL APPARATUS - A motor control circuit calculates, based on a sensed current of a sensor phase sensed by a current sensor, an estimated current of the other phase and calculates a d-axis and a q-axis estimated currents based on the sensed current of the sensor phase and the estimated current of the other phase. The motor control circuit further calculates a d-axis and a q-axis command voltages based on the estimated currents thereby to control power supply to the AC motor. When the sensed current of the sensor phase is 0 [A], the command voltages are fixed and the estimated current is interpolated. Thus, variations of the command voltages caused by an error in the estimated current are reduced and a rapid change in the estimated current is reduced. | 08-22-2013 |
20130214712 | AC MOTOR CONTROL APPARATUS - A reference current phase sensing part of a sensor phase (W) calculates an α-axis current iα and a β-axis current iβ in a fixed coordinate system formed with respect to a sensor phase as a base. The α-axis current iα is calculated based on a sensed current iw.sns of the sensor phase and a β-axis current iβ is calculated based on command currents iu* and iv* of the other two phases (U, V) determined from a d-axis command current id* and a q-axis command current iq*. Then a current phase xθ=tan | 08-22-2013 |
20130214713 | CONTROLLER FOR AC MOTOR - A controller for a three-phase AC motor includes a current sensor and a current estimation section. The current sensor detects current flowing through one phase of the motor. The one phase is defined as a sensor phase. The current estimation section calculates a current phase relative to an axis of the sensor phase based on α-axis current and β-axis current in a stationary coordinate system defined by a α-axis parallel to the sensor phase axis and a β-phase perpendicular to the sensor phase axis. The current estimation section estimates current flowing through another phase of the motor based on the current phase and the detected current. The current estimation section calculates the α-axis current based on the detected current. The current estimation section calculates the β-axis current based on the detected current and a command value for the current flowing through the other phase of the motor. | 08-22-2013 |
20140103844 | CONTROL DEVICE OF AC MOTOR - A control device for controlling an AC motor with an inverter includes: a current acquisition device of a sensor phase current sensed value of the motor in a sensor phase current sensing cycle; a rotation angle acquisition device of a rotation angle sensed value of the motor; a current command value operation device for updating a current command value in a command update cycle; a current estimation device; a voltage command value operation device; a drive signal generation device; and a sudden change prevention device for preventing the voltage command value from a sudden change according to a sudden change in the current estimated value. The sudden change of the current estimated value is caused by a sudden change in the current command value. | 04-17-2014 |
20140117893 | CONTROL APPARATUS FOR AC MOTOR - A current estimation section of a motor control apparatus carries out the following processing. When an AC motor is controlled under a current feedback control scheme (sine wave control mode or overmodulation control mode), a β-axis current iβ is calculated based on a current detection value iw_sns in a sensor phase and a current command value iv* in one other phase. When the AC motor is controlled under a torque feedback control scheme (rectangular wave control mode), the β-axis current iβ is calculated based on a differential value Δiα of an α-axis current. Then a sensor phase reference current phase θx is calculated to estimate a U-phase current. Thus it is possible to use the current feedback control scheme and the torque feedback control scheme together. | 05-01-2014 |
20150054431 | CONTROL DEVICE OF AC MOTOR - A control device of a three-phase AC motor includes: an inverter that drives the AC motor; a current sensor that senses a current flowing in a sensor phase of the AC motor as a sensor phase current; and a controller that switches on and off a switching element of the inverter to control a current flowing through the AC motor. The controller includes: a current estimation device that estimates d-axis and q-axis current estimated values based on the sensor phase current and an electric angle of the AC motor; and a zero-crossing interpolation device that interpolates a command value relating to a voltage of the AC motor when the sensor phase current is in a zero cross range, which includes a zero point. When the sensor phase current is in the zero cross range, the zero-crossing interpolation device interpolates the command value with a continuous variable value. | 02-26-2015 |
20150054432 | CONTROL DEVICE OF AC MOTOR - A control device of a three-phase AC motor includes: an inverter for driving the motor; a current sensor for sensing a sensor phase current of the motor; and a controller for controlling the motor. The controller includes: a current estimation device for estimating d-axis and q-axis current estimated values based on the sensor phase current and an electric angle of the motor; and a zero-crossing interpolation device for interpolating the d-axis and q-axis current estimated values by fixing the d-axis and q-axis current estimated values when the sensor phase current is in a zero cross range, which includes a zero point, so that the sensor phase current crosses the zero point, and for outputting interpolated d-axis and q-axis current estimated values as fixed d-axis and q-axis values, which are used for a feedback control relating to current flowing through the motor. | 02-26-2015 |
20150054438 | CONTROL DEVICE OF AC MOTOR - A control device of a three-phase AC motor includes: an inverter; a current sensor for a sensor phase current; and a controller switching a switching element of each phase of the inverter and having a current estimation device, which calculates a sensor-phase-standard current phase according to α and β axis currents and a current estimated value of another phase. The current estimation device calculates the α axis current at every switching and intermediate timings, calculates a first differential value of the α axis current at every switch timing, calculates the β axis current according to the first differential value, calculates a second differential value of the α axis current at every intermediate timing, and calculates the β axis current according to the second differential value. The intermediate timing is set to have an unequal interval between two adjacent switch timings. | 02-26-2015 |
Patent application number | Description | Published |
20080214021 | METHOD OF CRYSTALLIZING SEMICONDUCTOR FILM AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE - It is an object of the present invention to align the plane orientations of crystal grains of a semiconductor film crystallized by irradiation with a linear laser beam with a width of less than or equal to 5 μm. By performing irradiation with the linear laser beam condensed by an aspheric cylindrical lens or a gradient index lens to completely melt the semiconductor film and scanning the linear laser beam, the completely melted semiconductor film is made to grow laterally. Because the linear beam is very narrow, the width of the semiconductor which is in a liquid state is also narrow, so the occurrence of turbulent flow in the liquid semiconductor is suppressed. Therefore, growth directions of adjacent crystal grains do not become disordered due to turbulent flow and are unformalized, and thus the plane orientations of the laterally grown crystal grains can be aligned. | 09-04-2008 |
20080223838 | Laser treatment apparatus, laser treatment method, and manufacturing method of semiconductor device - The invention relates to a laser treatment apparatus including a laser oscillator, an interlock provided in the laser oscillator, a movable table which moves with a certain movement period, a timer, an interlock provided in the timer, a sensor which can detect movement of the movable table, and a computer, in which the timer starts measuring time when the sensor senses passage of the movable table, and when the movable table does not pass the sensor even after the movement period, conduction between contacts of the interlock provided in the timer is blocked to operate the interlock in the laser oscillator, thereby stopping laser output. The invention also relates to a laser treatment method using the laser treatment apparatus. | 09-18-2008 |
20080233719 | Method for Manufacturing Crystalline Semiconductor Film and Method for Manufacturing Thin Film Transistor - The present invention relates to a method for manufacturing a polycrystalline semiconductor film that can be used for a semiconductor device. In the method, an amorphous semiconductor film is irradiated with a femtosecond laser to be crystallized. By laser irradiation using a femtosecond laser, when an amorphous semiconductor film over which a cap film is formed is crystallized with a laser, it becomes possible to perform crystallization of the semiconductor film and removal of the cap film at the same time. Therefore, a step of removing the cap film in a later step can be omitted. | 09-25-2008 |
20090181518 | MANUFACTURING METHOD AND MANUFACTURING APPARATUS OF SEMICONDUCTOR SUBSTRATE - It is an object to provide a homogeneous semiconductor substrate in which defective bonding is reduced. Such a semiconductor substrate can be formed by the steps of: disposing a first substrate in a substrate bonding chamber which includes a substrate supporting base where a plurality of openings is provided, substrate supporting mechanisms provided in the plurality of openings, and raising and lowering mechanisms which raise and lower the substrate supporting mechanisms; disposing a second substrate over the first substrate so as not to be in contact with the first substrate; and bonding the first substrate to the second substrate by using the raising and lowering mechanisms to raise the substrate supporting mechanisms. | 07-16-2009 |
20110062855 | Lighting Device - One object is to provide a lighting device having a large irradiation range at low cost. One object is to provide a lighting device with improved light extraction efficiency at low cost. The lighting device includes a light-transmitting base, a first light-transmitting electrode formed over almost the whole area of a surface of the light-transmitting base, an EL layer over the first light-transmitting electrode, and a second electrode over the EL layer. The light-transmitting base has a cylindrical shape, a conical shape, a prismatic shape, or a pyramidal shape whose bottom surface is the surface of the light-transmitting base. | 03-17-2011 |
20110214610 | MANUFACTURING METHOD AND MANUFACTURING APPARATUS OF SEMICONDUCTOR SUBSTRATE - It is an object to provide a homogeneous semiconductor substrate in which defective bonding is reduced. Such a semiconductor substrate can be formed by the steps of: disposing a first substrate in a substrate bonding chamber which includes a substrate supporting base where a plurality of openings is provided, substrate supporting mechanisms provided in the plurality of openings, and raising and lowering mechanisms which raise and lower the substrate supporting mechanisms; disposing a second substrate over the first substrate so as not to be in contact with the first substrate; and bonding the first substrate to the second substrate by using the raising and lowering mechanisms to raise the substrate supporting mechanisms. | 09-08-2011 |
20110217815 | MANUFACTURING METHOD OF OXIDE SEMICONDUCTOR FILM AND MANUFACTURING METHOD OF TRANSISTOR - An object is to provide a manufacturing method of an oxide semiconductor film with high crystallinity. Another object is to provide a manufacturing method of a transistor with high field effect mobility. In a manufacturing method of an oxide semiconductor film, an oxide semiconductor film is formed over a substrate in an atmosphere in which oxygen is purposely not contained, and then the oxide semiconductor film is crystallized by a heat treatment in an atmosphere containing oxygen. | 09-08-2011 |
20110220011 | MANUFACTURING METHOD OF GALLIUM OXIDE SINGLE CRYSTAL - A method of growing a single crystal of gallium oxide at a lower temperature than the melting point (1900° C.) of gallium oxide is provided. A compound film (hereinafter referred to as “gallium oxide compound film”) containing Ga atoms, O atoms, and atoms or molecules that easily sublimate, is heated to sublimate the atoms or molecules that easily sublimate from inside the gallium oxide compound film, thereby growing a single crystal of gallium oxide with a heat energy that is lower than a binding energy of gallium oxide. | 09-15-2011 |
20120097942 | SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE - It is an object of an embodiment of the present invention to reduce leakage current between a source and a drain in a transistor including an oxide semiconductor. As a first gate film in contact with a gate insulating film, a compound conductor which includes indium and nitrogen and whose band gap is less than 2.8 eV is used. Since this compound conductor has a work function of greater than or equal to 5 eV, preferably greater than or equal to 5.5 eV, the electron concentration in an oxide semiconductor film can be maintained extremely low. As a result, the leakage current between the source and the drain is reduced. | 04-26-2012 |
20120112184 | SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF - A semiconductor device having a novel structure or a method for manufacturing the semiconductor device is provided. For example, the reliability of a transistor which is driven at high voltage or large current is improved. For improvement of the reliability of the transistor, a buffer layer is provided between a drain electrode layer (or a source electrode layer) and an oxide semiconductor layer such that the end portion of the buffer layer is beyond the side surface of the drain electrode layer (or the source electrode layer) when seen in a cross section, whereby the buffer layer can relieve the concentration of electric field. The buffer layer is a single layer or a stacked layer including a plurality of layers, and includes, for example, an In—Ga—Zn—O film containing nitrogen, an In—Sn—O film containing nitrogen, an In—Sn—O film containing SiOx, or the like. | 05-10-2012 |
20120138922 | OXIDE SEMICONDUCTOR FILM AND SEMICONDUCTOR DEVICE - An oxide semiconductor film which has more stable electric conductivity is provided. Further, a semiconductor device which has stable electric characteristics and high reliability is provided by using the oxide semiconductor film. An oxide semiconductor film includes a crystalline region, and the crystalline region includes a crystal in which an a-b plane is substantially parallel with a surface of the film and a c-axis is substantially perpendicular to the surface of the film; the oxide semiconductor film has stable electric conductivity and is more electrically stable with respect to irradiation with visible light, ultraviolet light, and the like. By using such an oxide semiconductor film for a transistor, a highly reliable semiconductor device having stable electric characteristics can be provided. | 06-07-2012 |
20120241734 | SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE - An object is to provide a highly reliable semiconductor device having stable electric characteristics by using an oxide semiconductor film having stable electric characteristics. Another object is to provide a semiconductor device having higher mobility by using an oxide semiconductor film having high crystallinity. A crystalline oxide semiconductor film is formed over and in contact with an insulating film whose surface roughness is reduced, whereby the oxide semiconductor film can have stable electric characteristics. Accordingly, the highly reliable semiconductor device having stable electric characteristics can be provided. Further, the semiconductor device having higher mobility can be provided. | 09-27-2012 |
20130020932 | Lighting Device - One object is to provide a lighting device having a large irradiation range at low cost. One object is to provide a lighting device with improved light extraction efficiency at low cost. The lighting device includes a light-transmitting base, a first light-transmitting electrode formed over almost the whole area of a surface of the light-transmitting base, an EL layer over the first light-transmitting electrode, and a second electrode over the EL layer. The light-transmitting base has a cylindrical shape, a conical shape, a prismatic shape, or a pyramidal shape whose bottom surface is the surface of the light-transmitting base. | 01-24-2013 |
20130214273 | OXIDE SEMICONDUCTOR FILM AND SEMICONDUCTOR DEVICE - An oxide semiconductor film which has more stable electric conductivity is provided. Further, a semiconductor device which has stable electric characteristics and high reliability is provided by using the oxide semiconductor film. An oxide semiconductor film includes a crystalline region, and the crystalline region includes a crystal in which an a-b plane is substantially parallel with a surface of the film and a c-axis is substantially perpendicular to the surface of the film; the oxide semiconductor film has stable electric conductivity and is more electrically stable with respect to irradiation with visible light, ultraviolet light, and the like. By using such an oxide semiconductor film for a transistor, a highly reliable semiconductor device having stable electric characteristics can be provided. | 08-22-2013 |
20140048801 | SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF - A semiconductor device having a novel structure or a method for manufacturing the semiconductor device is provided. For example, the reliability of a transistor which is driven at high voltage or large current is improved. For improvement of the reliability of the transistor, a buffer layer is provided between a drain electrode layer (or a source electrode layer) and an oxide semiconductor layer such that the end portion of the buffer layer is beyond the side surface of the drain electrode layer (or the source electrode layer) when seen in a cross section, whereby the buffer layer can relieve the concentration of electric field. The buffer layer is a single layer or a stacked layer including a plurality of layers, and includes, for example, an In—Ga—Zn—O film containing nitrogen, an In—Sn—O film containing nitrogen, an In—Sn—O film containing SiOx, or the like. | 02-20-2014 |
20140183532 | OXIDE SEMICONDUCTOR FILM AND SEMICONDUCTOR DEVICE - An oxide semiconductor film which has more stable electric conductivity is provided. Further, a semiconductor device which has stable electric characteristics and high reliability is provided by using the oxide semiconductor film. An oxide semiconductor film includes a crystalline region, and the crystalline region includes a crystal in which an a-b plane is substantially parallel with a surface of the film and a c-axis is substantially perpendicular to the surface of the film; the oxide semiconductor film has stable electric conductivity and is more electrically stable with respect to irradiation with visible light, ultraviolet light, and the like. By using such an oxide semiconductor film for a transistor, a highly reliable semiconductor device having stable electric characteristics can be provided. | 07-03-2014 |
20150179777 | SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE - An object is to provide a highly reliable semiconductor device having stable electric characteristics by using an oxide semiconductor film having stable electric characteristics. Another object is to provide a semiconductor device having higher mobility by using an oxide semiconductor film having high crystallinity. A crystalline oxide semiconductor film is formed over and in contact with an insulating film whose surface roughness is reduced, whereby the oxide semiconductor film can have stable electric characteristics. Accordingly, the highly reliable semiconductor device having stable electric characteristics can be provided. Further, the semiconductor device having higher mobility can be provided. | 06-25-2015 |
20150179805 | OXIDE SEMICONDUCTOR FILM AND SEMICONDUCTOR DEVICE - An oxide semiconductor film which has more stable electric conductivity is provided. The oxide semiconductor film comprises a crystalline region. The oxide semiconductor film has a first peak of electron diffraction intensity with a full width at half maximum of greater than or equal to 0.4 nm | 06-25-2015 |
Patent application number | Description | Published |
20100086202 | IMAGE PROCESSING APPARATUS, COMPUTER-READABLE RECORDING MEDIUM FOR RECORDING IMAGE PROCESSING PROGRAM, AND IMAGE PROCESSING METHOD - An image processing apparatus includes: a color difference calculating unit for generating an (R−G)G(B−G) Bayer array image from an RGB Bayer array image; a band-limited interpolation unit for interpolating a sampling position whose number is smaller than the number of U pixel to obtain an equal number of interpolation (R−G), G, and (B−G) pixels from the (R−G)G(B−G) Bayer array image: and an RGB calculating unit for obtaining interpolation R, G and B pixels which constitute a color image with the sampling position where R, G and B pixels coincide, based on the obtained interpolation (R−G), G, and (B−G) pixels. | 04-08-2010 |
20140085494 | AMOUNT-OF-SHAKE SENSING APPARATUS, IMAGING APPARATUS, AND METHOD OF DETECTING THE AMOUNT OF SHAKE - The apparatus of the invention is characterized by executing first integration operation for time-integrating the first acceleration to calculate a first velocity, second integration operation for time-integrating the first velocity to calculate an amount of movement in the first axial direction, estimation operation for calculating an estimated first velocity in the first axial direction based on a first velocity change found by time integration of the first acceleration from a first timing at which the third angular velocity becomes zero to a second timing at which the third angular velocity again becomes zero, the second angular velocity at the first timing, and the second angular velocity at the second timing, and update operation for updating the first velocity calculated in the first integration operation to the estimated first velocity estimated in the estimation operation. | 03-27-2014 |
20140146191 | AMOUNT-OF-SHAKE SENSING APPARATUS, IMAGING APPARATUS, AND METHOD FOR DETECTING THE AMOUNT OF SHAKE - The apparatus of the invention is characterized by executing radius-of-rotation calculation operation for calculating a radius of rotation from a velocity change found by time integration of acceleration, and an angular velocity; velocity calculation operation in which during a given time from a start of exposure, velocity is calculated based on the angular velocity and the radius of rotation calculated before the start of exposure, and after a lapse of the given time, the acceleration is cumulatively added to the velocity detected during the given time to calculate the velocity, and amount-of-movement calculation operation for time-integrating the velocity calculated in the velocity calculation operation to calculate the amount of movement. | 05-29-2014 |
20140198245 | IMAGING DEVICE AND FOCUS DETECTION METHOD - An imaging device of the present invention comprises a focus detection section using phase difference detection based on output of the focus detection pixels, a pixel adding section, for creating respective first addition outputs by adding outputs of a first number of focus detection pixels, and creating respective second addition outputs by dividing the first number of arrays into a plurality, and adding outputs of focus detection pixels of the divided array, and a determination section for determining whether or not to correct an angle error, wherein the focus detection section executes a focus detection operation on the basis of the first addition outputs, the determination section determines whether or not to correct angle error on the basis of the plurality of second addition outputs, and in the event that the determination section has determined to correct angle error, the focus detection section corrects angle error based on a result of a focus detection operation. | 07-17-2014 |
20150092101 | FOCUS ADJUSTMENT UNIT AND FOCUS ADJUSTMENT METHOD - A focus adjustment unit of the present invention comprises a phase difference detection section for detecting extreme values, based on the image data, a periodicity-containing subject determination section for determining a periodicity-containing subject in the case where the phase difference detection section detects many extreme values having a high degree of correlation, and a control section for, when a periodicity-containing subject has been determined, determining whether or not a difference between a position of the focus lens shown by an extreme value corresponding to a position that is closest to a current focus lens position, and the current focus lens position, is outside a specified range, and if it is determined that the difference is outside the specified range, carrying out a focus adjustment operation based on the extreme value corresponding to the position that is closest to the current position of the focus lens. | 04-02-2015 |
20160105600 | IMAGING DEVICE AND CONTROL METHOD FOR IMAGING DEVICE - An imaging device which includes an imaging element having a phase difference detection pixel, and which performs autofocus using AF areas each including a plurality of sub-areas, the imaging device comprising: a calculation section configured to perform correlation calculation based on a focus detection signal corresponding to each of the plurality of sub-areas and output a degree of reliability; an AF area selection section configured to select an AF area including a large number of sub-areas in each of which the degree of reliability calculated corresponding to the plurality of sub-areas is higher; a moving body prediction calculation section configured to perform moving body prediction calculation using distance measurement data that is calculated by the correlation calculation based on a focus detection signal of the selected AF area; and a focus control section configured to perform focus adjustment based on a result of the moving body prediction calculation. | 04-14-2016 |