Patent application number | Description | Published |
20110005571 | METHOD AND APPARATUS FOR MANUFACTURING SOLAR CELL, AND SOLAR CELL - A method for manufacturing a solar cell, includes: forming a photoelectric converter which includes a plurality of compartment elements, and in which the compartment elements adjacent to each other are electrically connected; specifying a first compartment element having a structural defect in the photoelectric converter; restricting a portion in which the structural defect exists in the first compartment element by specifying a defect portion based on a resistance distribution that is obtained by measuring resistances of portions between the compartment elements adjacent to each other; and removing or separating off the structural defect by irradiating the first compartment element and a second compartment element with a laser beam so as to intersect a boundary section between the first compartment element including the portion in which the structural defect exists and the second compartment element adjacent to the first compartment element. | 01-13-2011 |
20110020963 | METHOD AND APPARATUS FOR MANUFACTURING SOLAR CELL - A method for manufacturing a solar cell, includes: forming a photoelectric converter which includes a plurality of compartment elements, and in which the compartment elements adjacent to each other are electrically connected; specifying a compartment element having a structural defect in the photoelectric converter; restricting a portion in which the structural defect exists in the compartment element by specifying a defect portion based on a resistance distribution that is obtained by measuring resistances of portions between the compartment elements adjacent to each other; and removing the structural defect by supplying a bias voltage to the portion in which the structural defect exists. | 01-27-2011 |
20110135187 | PHOTOVOLTAIC CELL MANUFACTURING METHOD AND PHOTOVOLTAIC CELL MANUFACTURING APPARATUS - A photovoltaic cell manufacturing method includes: detecting a structural defect existing in compartment elements; obtaining an image by capturing a region including the structural defect and the scribe line with a predetermined definition; specifying first number of pixels on the image, the first number of pixels corresponding to a distance between the scribe lines adjacent to each other or corresponding to a width of the scribe line; referring to an actual value indicating the distance between the scribe lines adjacent to each other or indicating the width of the scribe line, the distance being preliminarily stored, and the width of the scribe line being preliminarily stored; calculating an actual size of one pixel on the image by comparing the first number of pixels with the actual value; specifying second number of pixels on the image, the second number of pixels corresponding to the distance between the structural defect and the scribe line; comparing the second number of pixels with the actual size of one pixel, thereby calculating defect position information; and electrically separating the structural defect by irradiation with the laser light based on the defect position information. | 06-09-2011 |
20110151591 | PHOTOVOLTAIC CELL MANUFACTURING METHOD - The present invention provides a photovoltaic cell manufacturing method, the photovoltaic cell including: a photoelectric converter in which at least a first electrode layer, a semiconductor layer, and a second electrode layer are stacked in layers in this order being formed on a face of a substrate; and a connection portion of the first electrode layer and the second electrode layer, the photoelectric converter having a plurality of compartment elements which are electrically separated by a predetermined size using scribing lines at which the semiconductor layer and the second electrode layer are removed, adjacent compartment elements being electrically connected to each other, the photovoltaic cell manufacturing method comprising: a defect region specifying step in which a region at which the structural defect exists is specified in the photoelectric converter; and a repairing step in which at least three repair lines in which the semiconductor layer and the second electrode layer are removed are formed by irradiating the photoelectric converter with a laser, the region at which the structural defect exists is surrounded by at least three repair lines described above and one of the scribing lines, and the structural defect is removed or separated off, wherein one of at least three repair lines described above are formed at a region between the structural defect and the connection portion and at a region α including a contact portion of the semiconductor layer and the substrate in the photoelectric converter. | 06-23-2011 |
20110171757 | METHOD OF MANUFACTURING PHOTOVOLTAIC CELL - Provided is a method of manufacturing a photovoltatic cell according to the present invention, the photovoltatic cell including a substrate, and a structure in which a first conductive layer, a photoelectric conversion layer and a second conductive layer are superposed on the substrate in this order; the structure is electrically separated by a predetermined size to form a plurality of compartment elements; and the compartment elements adjacent to each other are electrically connected to each other, the method including: a defect region specifying step of specifying a region in which a structural defect exists from the plurality of compartment elements; and a repairing step of irradiating the region or the periphery thereof with a laser beam to remove the structural defect, wherein the repairing step includes a step α of irradiating the structure with a first laser to remove or separate the region, and a step β of irradiating an end portion of the structure generated by the removal or separation with a second laser to clean the end portion, and wherein the second laser uses a laser obtained by defocusing the first laser so that a focus position thereof is away from the substrate. | 07-14-2011 |
20120015453 | PHOTOVOLTAIC CELL MANUFACTURING METHOD AND PHOTOVOLTAIC CELL MANUFACTURING APPARATUS - A photovoltaic cell manufacturing method includes: forming a photoelectric converter which has a plurality of compartment elements that are separated by a scribing line and in which adjacent compartment elements are electrically connected; detecting a structural defect existing in the compartment element; specifying a position in which the structural defect exists, as distance data indicating a distance between the structural defect and the scribing line that is closest to the structural defect; and removing a region in which the structural defect exists based on the distance data. | 01-19-2012 |
20120094399 | PHOTOVOLTAIC CELL MANUFACTURING METHOD AND PHOTOVOLTAIC CELL MANUFACTURING APPARATUS - A photovoltaic cell manufacturing method includes: forming a photoelectric converter including a plurality of compartment elements, the compartment elements adjacent to each other being electrically connected; determining the compartment element having a structural defect in the photoelectric converter; narrowing down a region in which the structural defect exists in the compartment element based on a resistance distribution which is obtained by measuring resistances of a plurality of portions between the compartment elements adjacent to each other, image-capturing the inside of the narrowed region in which the structural defect exists by use of an image capturing section, accurately determining a position of the structural defect from the obtained image so that a portion in which the structural defect exists in the compartment element is restricted; and removing the structural defect by irradiating the portion in which the structural defect exists with a laser beam. | 04-19-2012 |
Patent application number | Description | Published |
20090160322 | ORGANIC EL DEVICE AND DISPLAY - An organic EL device that increases light emission efficiency by promoting the uniformity of light-emitting layer thickness while reducing the interval between pixel regions, and a display provided with the organic EL device. An organic EL device ( | 06-25-2009 |
20090284135 | ORGANIC EL DISPLAY PANEL AND MANUFACTURING METHOD THEREOF - An organic EL display panel having a polymer organic EL layer with a uniform thickness is provided. The organic EL display panel includes a substrate, anode electrodes set on the substrate; a hole transport layer provided on the substrate on which the anode electrodes are set; banks provided in lines on the hole transport layer to define line-state pixel regions; an interlayer set in a line in the pixel region; a polymer organic EL layer set in a line on the interlayer in the pixel region; and a cathode electrode provided on the polymer organic EL layer. | 11-19-2009 |
20090321725 | ORGANIC EL DEVICE AND MANUFACTURING METHOD THEREOF - An organic EL device comprising a semiconductor element A having a source electrode, a drain electrode, and a gate electrode, a semiconductor element B having a source electrode, a drain electrode, and a gate electrode connected to the source electrode or the drain electrode of the semiconductor element A, and an organic EL element having a pixel electrode connected to the drain electrode of the semiconductor element B, in which the source electrode and the drain electrode of the semiconductor element A and the gate electrode of the semiconductor element B are set on the same plane. | 12-31-2009 |
20100181554 | ORGANIC EL DISPLAY PANEL - The present invention relates to an organic EL display panel having an organic light emitting layer having a uniform film thickness. The organic EL display panel of the present invention includes: a substrate; linear banks placed on the substrate and defining a linear region on the substrate; and at least two organic EL elements aligned in a row each linear region, and, each of the organic EL elements includes: an anode placed on the substrate; a hole injection layer formed with an metallic oxide and placed on the anode; an organic light emitting layer placed on the hole injection layer; and a cathode placed on the organic light emitting layer. The hole injection layer is concavely curved or convexly curved, the hole injection layer is partly placed under the banks; and the organic light emitting layer is formed by applying an organic light emitting material in the linear region. | 07-22-2010 |
20100213827 | ORGANIC EL DEVICE, ORGANIC EL DISPLAY PANEL, AND METHOD FOR MANUFACTURING THE ORGANIC EL DEVICE - Disclosed is an organic EL device which comprises an organic light-emitting layer having a uniform thickness even though the organic light-emitting layer is formed by a coating method. Specifically disclosed is an organic EL device comprising a substrate, an anode arranged on the substrate, an organic light-emitting layer arranged on the anode, and a bank defining an arrangement region for the organic light-emitting layer. A groove is formed on the upper surface of the bank, and the outer or inner edge of the groove defines the border of the organic light-emitting layer. | 08-26-2010 |
20100219424 | ORGANIC EL DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME - An organic EL display panel is provided which includes: a substrate which includes a plurality of luminescent regions which are arranged side by side in a specific direction and run in parallel to one another; a bank formed over the substrate, the bank defining a plurality of coating regions in each of the luminescent regions, the coating regions being aligned in a row along the long axis of the luminescent region; and a pixel electrode provided in each of the coating regions, the pixel electrode having a long axis which is in parallel with the long axis of the luminescent region, wherein, in each of the luminescent regions, the coating region positioned at a lengthwise end of the luminescent region is larger in size than the coating region positioned at a lengthwise center of the luminescent region. | 09-02-2010 |
20100315993 | BROADCAST SYSTEM AND ITS METHOD - A sorting section in a restoration section sorts out a packet for an intended service from a transport stream received according to the control of a reception control section. The sorted out packet is provided to an output section and restored to NTSC signals. An audiovisual output section (such as a TV set) receives the signals and outputs images and voices. The reception control section acquires information on the type of contents chosen out of the transport stream through the sorting section, and further compares the contents type information with restorable contents type information recorded in a restorable contents type information recording section. Then, a determination is made whether or not the contents intended for restoration are restorable. Depending on the determination, the manner of process applied to the contents is changed. For example, the restoration of the contents is interrupted. | 12-16-2010 |
20110228012 | INK-JET APPARATUS - An ink-jet apparatus comprising: an ink supply channel through which ink flows; an ink chamber that communicates with the ink supply channel via an ink inlet channel, holds the ink supplied from the ink supply channel, and has a nozzle that discharges the ink; an ink evacuation channel that communicates with the ink chamber via an ink outlet channel, and through which the ink evacuated from the ink chamber flows; an ink circulating section that applies pressure to the ink so that the ink flows into the ink evacuation channel from the ink supply channel via the ink chamber; a first actuator that vibrates a wall of the ink chamber; and a second actuator that changes an area of a cross-section of the ink outlet channel. | 09-22-2011 |
20110234705 | INK JET HEAD AND INK JET DEVICE HAVING THE SAME - An ink jet head and an ink jet device having the same are provided, which include an ink supply path supplied with ink from an ink inlet port, an ink discharge path configured to discharge the ink to an ink discharge port, an ink chamber provided to communicate with the ink supply path and the ink discharge path and having a nozzle configured to discharge the ink, and a piezoelectric actuator operable to apply pressure to the ink within the ink chamber by displacement of a vibrating plate of the ink chamber, wherein the piezoelectric actuator is arranged through the vibrating plate of the ink chamber and an island member, the island member is disposed to extend between the ink supply path and the ink discharge path, and a length W | 09-29-2011 |
20110234706 | INK-JET APPARATUS - An ink-jet apparatus includes an ink supply flow path, an ink discharge flow path, and an ink flow path connecting them, in which piezoelectric elements are provided in the ink flow path having at least one turn part, the piezoelectric elements are arranged to be opposed to the ink flow path and are provided upstream of the turn part in the ink flow path and downstream of the turn part in the ink flow path, and a nozzle is provided between the piezoelectric element and the turn part in the ink flow path. | 09-29-2011 |
20110260955 | ORGANIC EL LIGHT EMITTING DEVICE - An organic EL light emitting device is provided with: a substrate having a coloring region where two or more pixel regions are arranged in a line; line-shaped main banks which define the coloring region and face each other; pixel separation regions arranged among the pixel regions in the coloring region; a pixel electrode arranged for each of the pixel regions; and organic function layers arranged on the pixel electrodes. In the organic EL light emitting device, auxiliary banks, and grooves for communicating the pixel regions with each other are arranged in the pixel separation regions, and the projection of an end portion of a second pixel region side of a groove arranged in a pixel separation region (A) overlaps an auxiliary bank arranged in a pixel separation region (B) if the end portion thereof is projected from the first pixel region side to the second pixel region side in the line direction of the main banks when three successive pixel regions in the coloring region are set as the first pixel region, the second pixel region, and a third pixel region, and a pixel separation region between the first pixel region and the second pixel region is set as the pixel separation region (A), and a pixel separation region between the second pixel region and the third pixel region is set as the pixel separation region (B). | 10-27-2011 |
20110279552 | INK-JET HEAD, INK-JET APPARATUS, AND METHOD OF MANUFACTURING THE SAME - The present invention provides an ink-jet head which comprises an ink supply channel configured to allow ink to flow, two or more ink chambers each having a bottom surface with a nozzle and an upper surface constituting of a vibrating plate, the two or more ink chambers being arranged in a row along a direction in which the ink flows in the ink supply channel, a partition wall partitioning the ink chambers. and a piezo-mounting plate having two or more multilayer piezoelectric elements and two or more columns fixed thereto. The two or more multilayer piezoelectric elements are arranged in a row, and the two or more columns are arranged between the multilayer piezoelectric elements. And also, the piezo-mounting plate is arranged on the upper surface of the ink chambers. In the ink-jet head, the vibrating plate constituting the upper surface of the ink chamber is held between the partition wall and the column. A large gap and a small gap are arranged between the two multilayer piezoelectric elements adjacent to each other, and the column is arranged at only the portion with a large gap. | 11-17-2011 |
Patent application number | Description | Published |
20100220366 | IMAGE READING DEVICE AND IMAGE PROCESSING METHOD UTILIZING THE SAME - An image processing apparatus provided with a reader for reading an original image, a connection unit for connection with a network to which plural computers are connected, and a transfer unit for transferring the image data, read by the reader, to a computer through the connection unit, the apparatus comprising a specifying unit for specifying a desired one among the computers connected through the connection unit, and a designation unit for designating image reading by the reader, wherein the transfer unit is adapted to transfer the image data, read by the reader in response to the designation by the designation unit, to a computer specified by the specifying unit. | 09-02-2010 |
20130201530 | IMAGE READING DEVICE AND IMAGE PROCESSING METHOD UTILIZING THE SAME - There is disclosed an image processing apparatus provided with a reader for reading an original image, a connection unit for connection with a network to which plural computers are connected, and a transfer units for transferring the image data, read by the reader, to a computer through the connection unit, the apparatus comprises a specifying unit for specifying desired one among the computers connected through the connection unit, and a designation unit for designating image reading by the reader, wherein the transfer unit is adapted to transfer the image data, read by the reader in response to the designation by the designation unit, to a computer specified by the specifying unit. | 08-08-2013 |
Patent application number | Description | Published |
20100007290 | DRIVE DEVICE FOR LIGHT-EMITTING ELEMENT - A power converting unit supplies a predetermined current to each of light-emitting elements by controlling a duty ratio of a semiconductor switching element. A light-emitting-element selecting unit sequentially selects a light-emitting element to be supplied with the current from the power converting unit. A duty-ratio control unit controls the duty ratio of the semiconductor switching element based on a value obtained by multiplying a gain by a difference between an output current of the power converting unit and a target current. A gain selecting unit changes the gain according to selected light-emitting element. | 01-14-2010 |
20100033555 | IMAGE DISPLAY APPARATUS AND METHOD - An image display apparatus for displaying a 3D video signal using a liquid crystal device such as an HTPS or LCOS device comprises a frame rate converter ( | 02-11-2010 |
20100045195 | CONSTANT CURRENT SWITCHING POWER SUPPLY APPARATUS, METHOD OF DRIVING IT, LIGHT SOURCE DRIVING APPARATUS, METHOD OF DRIVING IT, AND IMAGE DISPLAY APPARATUS - In a constant current switching power supply, the current flowing through the load, is feedback-controlled based on the deviation of the detection value (Id) from the target value (Ir), multiplied by a proportional gain (PG), the value of the gain is set to a predetermined value immediately after the load switching element ( | 02-25-2010 |
20100045784 | IMAGE DISPLAY APPARATUS AND IMAGE DISPLAY METHOD - An image display apparatus including a display unit having a display panel; an illuminator; a number-of-lines converter for changing each of number of lines in one frame of an image-for-left-eye signal and number of lines in one frame of an image-for-right-eye signal to a reduced number of lines; a timing generator for generating a display timing signal and an illuminating timing signal; a display controller; and an illuminator driver for causing the illuminator to apply light to the display panel at timing synchronized with the display timing signal every one frame; wherein the display unit duplicates an image signal of each line of the image-for-left-eye signal of the reduced number of lines and the image-for-right-eye signal of the reduced number of lines to produce the same plural image signals for plural lines and simultaneously writes the produced signals for plural lines in the display panel to display an image. | 02-25-2010 |
20120206427 | LIGHT SOURCE DRIVING DEVICE, LIGHT SOURCE DRIVING METHOD, AND IMAGE DISPLAY DEVICE - A switching power source for driving a light emitting element, a pulse-drive switching element connected in parallel to the light emitting element, a photodetector for detecting an intensity of an output light output from the light emitting element, a current detecting element for detecting a current flowing from the switching power source, and an operation processing unit that controls an operation of the switching power source by performing a feedback loop operation based on a detection result from the photodetector and a feedback loop operation based on a detection result from the current detecting element are provided to stabilize an emission waveform even when the light emitting element is subjected to a pulsed emission. | 08-16-2012 |
20130010091 | IMAGE DISPLAY APPARATUS AND METHOD - An image display apparatus for displaying a 3D video signal using a liquid crystal device such as an HIPS or LCOS device comprises a frame rate converter ( | 01-10-2013 |
Patent application number | Description | Published |
20100189481 | PRINTING APPARATUS - A printing apparatus comprises a conveyance belt configured to convey a printing medium while attracting the printing medium to a conveyance surface thereof using an electrostatic force, a printhead configured to discharge a printing material onto the printing medium conveyed by the conveyance belt, a blade configured to scrape the printing material adhering on the conveyance belt; a support unit configured to bring the blade into press contact with the conveyance belt, and a recovery unit configured to recover the printing material which is scraped by the blade and free-falls, wherein a pressure applied from the blade to the conveyance belt decreases from one end to the other end in an orthogonal direction perpendicular to a conveyance direction of the printing medium on the conveyance surface of the conveyance belt. | 07-29-2010 |
20120154472 | INKJET PRINTING APPARATUS AND INK DISCHARGE CONTROL METHOD - In an inkjet printing apparatus, a printing medium is conveyed in a conveying direction by causing the printing medium to adsorb to the surface of the endless belt by electrostatic force. When print, the surface potential of the printing medium directly below the printing head is acquired. The discharge speed of the ink that has been associated in advance with the acquired surface potential is obtained, and an amount of variation in the landing position of the ink is determined based on the scanning speed of the printing head, the distance from the printing head to the printing medium, and the discharge speed of the ink. The timing of discharge of ink from the printing head is corrected to cancel out the determined amount of variation, and printing is performed based on image data in accordance with the corrected timing. | 06-21-2012 |
20120274949 | INKJET PRINTING APPARATUS AND PRINT DATA GENERATING METHOD - An ink jet printing apparatus comprises a distributing unit configured to distribute print data for printing dot into data used for printing by first printing elements provided in a print head and data used for printing by second printing elements provided in the same print head, and a determining unit configured to, for the data used for printing by the respective parts of the printing element arrays of each of first and second print heads which have the overlapped print regions, determine a ratio between amount of the data used for printing by a combination of the first and second printing element arrays in the first print head and a combination of the first and second printing element arrays in the second print head. | 11-01-2012 |
20120274951 | INKJET PRINTING APPARATUS AND INKJET PRINTING METHOD - A large and small dot distribution pattern is generated, for each chip, according to a large and small dot distribution ratio and ejection failure nozzle information. In doing so, a bias of large and small dot distribution ratio at a nozzle position including an ejection failure nozzle is set to be smaller than that at a nozzle position that does not including an ejection failure nozzle. Then, dot data to be printed by the ejection failure nozzle is equally distributed to large dot nozzles that can eject normally and small dot nozzles. By such a configuration, even if a plurality of printing chips have different printing characteristics, ejection failure compensation processing is performed to minimize image degradation caused by an unexpected ejection failure and an average ejection volume of each of the chips converge on a fixed target ejection volume, which leads to reduction of density unevenness among the chips. | 11-01-2012 |
20120287191 | IMAGE PROCESSING METHOD AND IMAGE PROCESSOR - Provided are an inkjet printing apparatus and inkjet printing method that can, regardless of an ejection frequency of a print head, stabilize density of an image expressed on a print medium. For this purpose, an ink concentration integrated value is obtained according to the ejection history of each nozzle so as to be increased by data indicating non-ejection of the nozzle or decreased by data indicating ejection. Then, image data on the target pixel is corrected such that density of the target pixel is further reduced as the pixel is subjected to printing by a nozzle having a higher ink concentration integrated value. | 11-15-2012 |
20120287193 | PRINTING DEVICE AND PRINTING METHOD - A printing device using a print head ejecting ink from a plurality of nozzles to print ink dots of a plurality of dot diameters, includes a print-characteristic acquisition unit obtaining print characteristic information on dot diameters of ink dots to be printed per each predetermined portion of the plurality of nozzles, a distribution ratio determination unit determining a distribution ratio for distributing image data to the predetermined portions of the plurality of nozzles based on the information, a dot print position determination unit quantizing the image data to determine a dot print position based on the image data and sizes and an array of thresholds; and a plurality of masks based on dot distribution order determined according to the distribution ratio, distributing printing of each of the ink dots of the plurality of dot diameters to the dot print position determined by the dot print position determination unit. | 11-15-2012 |
20120287194 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - Adequate correction processing is performed on image data based on the degree of ink concentration that occurs even. An image processing apparatus having: acquisition unit for acquiring multi-value image data and a first parameter related to the degree of concentration of ink; first generation unit for generating corrected data by correcting the multi-value data that is to be printed for the first pixel based on the multi-value data that is to printed in the first pixel and a first parameter; and second generation unit for generating the first parameter and a second parameter that indicates the degree of ink concentration of the plurality of nozzles when printing a second pixel that is printed by the nozzles next to the first pixel. | 11-15-2012 |
20130293631 | PRINTING APPARATUS AND CONTROL METHOD THEREFOR - The invention has been made to prevent ink adhesion or an ink discharge failure caused by ink adhesion due to evaporation of volatile components of ink which occurs when the ink receptor of a printhead is exposed to air for a long time. If an inkjet printhead and an ink tank containing ink to be supplied to the printhead are attached to a carriage, the ink supply port of the ink tank is pressed to the ink receptor of the printhead. In this arrangement, the presence/absence of attachment of the ink tank to the carriage is detected. If it is detected that the ink tank is not attached to the carriage, a suction operation for the printhead is performed and controlled to suck out ink from the nozzles of the printhead. | 11-07-2013 |
20130300798 | PRINTING APPARATUS AND CONTROL METHOD THEREFOR - An embodiment of the invention has been made to prevent an ink discharge failure or ink mixing caused by preliminary discharge executed with the ink discharge surface of a printhead capped. In the embodiment, to an inkjet printhead in which nozzle arrays are aligned in a direction different from that in which a plurality of nozzles are aligned the following preliminary discharge processing is executed. A cap including a suction port and an air communication port caps the ink discharge surface. After that, a suction recovery unit is driven, thereby performing preliminary discharge for nozzles, among the nozzles of the nozzle arrays, with a long distance to a straight line connecting the suction port with the air communication port before preliminary discharge for nozzles with a short distance to the straight line. | 11-14-2013 |
20140104335 | PRINTING APPARATUS AND PRINTING METHOD - A printing apparatus including a print head including nozzle groups each having nozzles, each of the nozzle groups applying ink having a plurality of volumes from the nozzles to form dots including dots differing in size, including: an arrangement determination unit to determine an arrangement of dots to be formed by each of the nozzle groups; a size determination unit to determine sizes of ink ejected to print the dots determined by the arrangement determination unit, according to respective ejection characteristics of the nozzle groups, such that a print characteristic of an image based on the dot arrangement determined by the arrangement determination unit is within a predetermined range; and an ejection control unit to control the print head to eject ink having the plurality of sizes determined by the size determination unit in positions of a print medium based on the arrangement determined by the arrangement determination unit. | 04-17-2014 |