Patent application number | Description | Published |
20090046474 | VEHICULAR HEADLAMP - A vehicular headlamp includes at least one a light source irradiating visible light and a lens allowing the visible light from the light source to pass through to forward of a vehicle. The light source and the lens are mounted in a rotating element. Alternatively, the vehicular headlamp includes at least one a light source irradiating visible light, and a mirror mounted on a rotating element and arranged to reflect the visible light from the at least one light source to forward of a vehicle. The vehicular headlamp also includes a scanning actuator for reciprocatingly rotating the rotating element so as to form a light distribution pattern forward of the vehicle and a light distribution control portion for controlling the scanning actuator such that a portion of the light distribution pattern is relatively bright. | 02-19-2009 |
20110012510 | AUTOMOTIVE HEADLAMP APPARATUS CONTROLLING LIGHT DISTRIBUTION PATTERN - An automotive headlamp apparatus comprises: a lamp unit configured to be capable of forming an additional light distribution pattern that includes an upper area above the cut-off line of a light distribution pattern for low beam and that is divided into a plurality of individual patterns; and a controller configured to control formation of each of the individual patterns in accordance with presence of a forward vehicle. The controller reduces the illuminance of an individual pattern overlapping an area where a forward vehicle is present and increases the illuminance of at least one of other individual patterns. | 01-20-2011 |
20110280028 | LIGHTING APPARATUS - A lighting apparatus is provided. The lighting apparatus includes a light source having a light emitting surface, and a reflector configured to reflect light from the light source to form a light distribution pattern having a first cutoff line and a second cutoff line such that the first cutoff line and the second cutoff line form an angle with each other. The reflector is configured to form the first cutoff line and the second cutoff line by reflection images of the same edge of the light emitting surface. | 11-17-2011 |
20120008334 | VEHICLE HEADLAMP - A vehicle headlamp includes a light emitting device disposed adjacent to a base point on an optical axis extending in a front-rear direction of the vehicle headlamp, and a transparent member disposed in front of the light emitting device. The light emitting device has a light emitting surface arranged to face forward. The transparent member is configured such that light emitted by the light emitting device enters the transparent member and is internally reflected by a front surface of the transparent member, and such that the light reflected by the front surface is internally reflected again by a rear surface of the transparent member and emitted from the front surface of the transparent member. The rear surface of the transparent member is configured to form horizontal and oblique cutoff lines. | 01-12-2012 |
20120057363 | VEHICLE LAMP - A vehicle lamp includes a semiconductor light emitting device arranged to face toward a front of the vehicle lamp, a first optical member disposed in front of the semiconductor light emitting device, and a second optical member disposed in front of the first optical member. The first optical member comprises a front surface and a back surface. The front surface is configured to internally reflect light from the semiconductor light emitting device toward the back surface. The back surface is configured to internally reflect the light reflected by the front surface back toward the front surface such that the light exits the first optical member from the front surface. The second optical member is disposed directly in front of the front surface of the first optical member and diffuses the light from the first optical member to form a light distribution pattern. | 03-08-2012 |
20120106187 | VEHICLE LAMP - A vehicle lamp includes a lamp outer case, a reflection-type first lamp unit, a direct emission-type second lamp unit, and a compound lens. The lamp outer case includes a cover and a lamp housing. The first lamp unit has a first light source, a reflector and a shade and forms a collective optical system. The second lamp unit has a second light source, which directly emits light, and forms a defuse optical system. The compound lens is disposed along an inner surface of the cover, and has an outer surface facing the inner surface of the cover that is formed as a curved light emitting surface. The cover also includes first and second control portions. The light emitting surface has a shape which is displaced to the rear as it extends transversely outwards of a vehicle. | 05-03-2012 |
20120147618 | VEHICLE LAMP - A vehicle lamp has a light source having an edge extending linearly, a first reflector, and a second reflector. The vehicle lamp forms a light distribution pattern having cut-off lines at an upper end section thereof by sequentially reflecting light from the light source using the first and second reflectors. An edge of the light source is disposed so as to extend in the horizontal direction. A first reflecting surface of the first reflector is formed of a curved surface, and shaped such that, when an image of the light source formed on the first reflecting surface of the first reflector is viewed from respective points on a first reflecting surface of the second reflector, an edge portion of the image of the light source corresponding to the edge of the light source appears to be inclined with respect to the horizontal direction. | 06-14-2012 |
20120195058 | VEHICLE HEADLAMP - A vehicle headlamp has a focused-beam lamp unit, and a diffused-beam lamp unit. The focused-beam lamp unit has a first semiconductor light emitting device having a first rectangular light emitting surface, and a first optical member that projects light from the first semiconductor light emitting device to form a focused beam pattern. The diffused-beam lamp unit has a second semiconductor light emitting device having a second rectangular light emitting surface, and a second optical member that projects light from the second semiconductor light emitting device to form a diffused beam pattern, the diffused beam pattern being wider than the focused beam pattern in a direction along a vertical line in front a vehicle on which the vehicle headlamp is mounted. The focused-beam lamp unit and the diffused-beam lamp unit are arranged to form a light distribution pattern by combining the focused beam pattern and the diffused beam pattern. | 08-02-2012 |
20120268962 | VEHICLE HEADLAMP - A vehicle headlamp includes a light source and a reflector. A light emitting surface of the light source includes a linear side. The light source is disposed so that the linear side of the light emitting surface is oblique with respect to an optical axis. | 10-25-2012 |
20130135887 | VEHICLE LAMP - A vehicle lamp includes a light emitting element and a light transmissive member disposed closer to a front side of the lamp than the light emitting element. The light transmissive member includes a front surface formed into a flat plane and a rear surface having a light entering area and an annular area situated on an outer circumferential side of the light entering area. The annular area has a plurality of curved planes and a reflecting film formed thereon. The light transmissive member has a lens portion provided on one of the front surface or the rear surface of the light transmissive member and configured to cause part of the light which is emitted from the light emitting element and enters the light transmissive member to be emitted towards the front side of the lamp as direct emitted light that is upwardly oriented | 05-30-2013 |
Patent application number | Description | Published |
20080259109 | INK JET PRINTER AND A METHOD OF COMPUTING CONVEYANCE AMOUNT OF A CONVEYANCE ROLLER OF THE INK JET PRINTER - A method of computing a conveyance variance from a difference of two adjustment patterns in order to measure a variance in a conveyance amount occurring while a sheet is conveyed. By using this method, the variance that occurs during one rotation of the roller occurring because of the roller accuracy, deflection of the roller, and the attachment of a roller supporting member can be alleviated. Thus, the unevenness occurring synchronously to one rotation of the roller can be alleviated, and as a result, an ink jet printer that is capable of printing with high quality can be provided. | 10-23-2008 |
20090237437 | PRINTING APPARATUS AND PRINTING METHOD - In order to provide technique which reduce the positional shift of recording in the conveyance direction of a printing medium, a printing apparatus comprises: a conveyance unit for conveying the printing medium by rotating a roller; a detection unit for detecting a conveyance amount of a printing medium conveyed by rotating the roller in less than one rotation; an acquisition unit for acquiring a conveyance amount of the printing medium corresponding to a predetermined rotation amount of the roller by detecting the conveyance amount a plurality of times; and a setting unit for setting a rotation amount of the roller when forming an image on the printing medium based on a conveyance amount of a printing medium corresponding to the acquired predetermined rotation amount of the roller. | 09-24-2009 |
20100238221 | RECORDING APPARATUS AND RECORDING POSITION ADJUSTMENT METHOD - A recording apparatus for recording an image on a recording medium and causing a recording head to perform scanning in a scanning direction includes an acquisition unit configured to acquire a recording position deviation amount of the recording head in each of a plurality of positions in the scanning direction, an addition unit configured determine a corrected recording deviation amount by adding to the acquired recording position deviation amount, a correction amount that varies based on one raster or a number of rasters, and a recording unit configured to record the image with the recording head based on the corrected recording deviation amount. | 09-23-2010 |
20110187774 | PRINTING APPARATUS AND PRINTING METHOD - An inkjet printing apparatus and an inkjet printing method are provided which can correct, with high precision, print position deviations among a plurality of printing element arrays in each of a plurality of print modes that use different groups of printing elements in each printing element array. The adjustment values for the print position deviations between the first and second printing element arrays are differentiated between the high-speed mode and the high-quality mode. In the high-speed mode, all printing elements in the first and second printing element arrays are used. In the high-quality mode, a part of the printing elements in each of the first and second printing element arrays are used. Based on these adjustment values, the ink ejection timings of the first and second printing element arrays are adjusted. | 08-04-2011 |
20110187779 | INKJET RECORDING APPARATUS AND RECORDING POSITION ADJUSTMENT METHOD - The present invention preferentially sets an adjustment value of a nozzle array having a deviation amount in a conveyance direction which exceeds a threshold amount, and sets the adjustment value in such a manner that the total of deviation amounts of a plurality of nozzle arrays can be minimized. | 08-04-2011 |
20120001972 | PRINTING APPARATUS AND PRINTING POSITION ADJUSTING METHOD THEREOF - A printing apparatus prints by discharging inks from respective nozzle arrays, the printhead having a plurality of nozzle arrays including at least a first nozzle array, a second nozzle array, and a third nozzle array, and the first nozzle array and the second nozzle array being arrayed to be shifted in a nozzle arrayed direction. The printing apparatus controls the first and second nozzle arrays to discharge inks to form a plurality of first patterns. The printing apparatus controls the third nozzle array to discharge inks to form second patterns while changing a shift amount in a direction which intersects with the nozzle arrayed direction with respect to the plurality of first patterns. The printing apparatus calculates an adjustment value required to adjust relative printing positions between the first nozzle array and the third nozzle array in the intersecting direction using the first patterns and the second patterns. | 01-05-2012 |
20120007917 | INK JET PRINTER AND A METHOD OF COMPUTING CONVEYANCE AMOUNT OF A CONVEYANCE ROLLER OF THE INK JET PRINTER - A method of computing a conveyance variance from a difference of two adjustment patterns in order to measure a variance in a conveyance amount occurring while a sheet is conveyed. By using this method, the variance that occurs during one rotation of the roller occurring because of the roller accuracy, deflection of the roller, and the attachment of a roller supporting member can be alleviated. Thus, the unevenness occurring synchronously to one rotation of the roller can be alleviated, and as a result, an ink jet printer that is capable of printing with high quality can be provided. | 01-12-2012 |
20120169810 | PRINTING APPARATUS AND ADJUSTMENT PATTERN PRINTING METHOD - The present invention provides an printing apparatus including a pattern printing unit for causing printing elements in partial regions of first and second printing element arrays to print adjustment patterns on a print medium, the adjustment patterns being for acquiring an amount of printing position shift of the second print head with respect to a printing position of the first print head, an acquisition unit for acquiring an amount of relative inclination between the first and second print element arrays, and a selection unit for selecting positions of the partial regions of the first and second printing element arrays based on the amount of relative inclination between the first and second print element arrays. As a result, consumption of media and ink upon a registration process and the amount of time required for the registration process can be reduced. | 07-05-2012 |
20130286075 | PRINTING APPARATUS AND REGISTRATION ADJUSTMENT METHOD - An embodiment of this invention solves a problem about a precision drop of registration adjustment of a range detection method due to variations of a registration state depending on a position associated with a carriage scanning direction. In that embodiment, reference and adjustment patterns are formed to be juxtaposed in a nozzle array direction to detect a position shift between patterns in the main scanning direction. In this case, coarse registration adjustment is executed by the range detection method, and its adjustment result is applied to a printing apparatus. After that, fine registration adjustment is executed by a density method, and results of the two adjustment methods are finally reflected. | 10-31-2013 |
20130286079 | PRINTING APPARATUS, CONTROL APPARATUS, AND CONTROL METHOD - The present invention provides a printing apparatus comprising a storage unit storing first information about a conveyance fluctuation amount of sheet conveyance by a roller that depends on a rotational phase of the roller, and second information about a conveyance deviation amount of sheet conveyance by the roller that is independent of the rotational phase of the roller. The first and second information are used for controlling the rotation of the roller when printing an image. The second information is determined based on an actual conveyance fluctuation amount acquired by reading test patterns printed by the printing apparatus. The first information is stored previously in the storage unit. | 10-31-2013 |
20130286080 | RECORDING APPARATUS AND IMAGE PROCESSING METHOD - A recording apparatus includes a recording head for performing recording on a recording medium by applying a recording material to the recording medium, a measurement unit configured to read a patch recorded on the recording medium by the recording head and to optically measure a density of the patch, an acquisition unit configured to acquire information on an optical characteristic of the measurement unit and a reference optical characteristic, and a determination unit configured to determine an amount by which the recording material is to be applied from the recording head, based on the density measured by the measurement unit and the information acquired by the acquisition unit. | 10-31-2013 |
20140078202 | PRINTING APPARATUS AND PRINTING METHOD - A serial type inkjet printing apparatus performs the following processing. A slant is set between the nozzle arrayed direction and the carriage moving direction for each printing column in the carriage moving direction. The carriage position is detected. Image data stored in a print buffer in association with each printing column is divided based on the detected carriage position and the slant in the printing column corresponding to the set position of the carriage. The image data is read by separating it into respective data used for first-and-second-scan printings by the printhead in an identical region, based on the detected carriage position, and the slant in the printing column corresponding to the set position of the carriage. Printing is performed by first-and-second-scanning the printhead on the identical region, using the read image data. | 03-20-2014 |
20140098151 | INKJET RECORDING APPARATUS AND RECORDING POSITION ADJUSTMENT METHOD - The present invention preferentially sets an adjustment value of a nozzle array having a deviation amount in a conveyance direction which exceeds a threshold amount, and sets the adjustment value in such a manner that the total of deviation amounts of a plurality of nozzle arrays can be minimized. | 04-10-2014 |
20150070427 | PRINTING APPARATUS AND PRINTING POSITION ADJUSTING METHOD THEREOF - A printing apparatus prints by discharging inks from respective nozzle arrays, the printhead having a plurality of nozzle arrays including at least a first nozzle array, a second nozzle array, and a third nozzle array, and the first nozzle array and the second nozzle array being arrayed to be shifted in a nozzle arrayed direction. The printing apparatus controls the first and second nozzle arrays to discharge inks to form a plurality of first patterns. The printing apparatus controls the third nozzle array to discharge inks to form second patterns while changing a shift amount in a direction which intersects with the nozzle arrayed direction with respect to the plurality of first patterns. The printing apparatus calculates an adjustment value required to adjust relative printing positions between the first nozzle array and the third nozzle array in the intersecting direction using the first patterns and the second patterns. | 03-12-2015 |
20150210098 | PRINTING APPARATUS AND REGISTRATION ADJUSTMENT METHOD - An embodiment of this invention solves a problem about a precision drop of registration adjustment of a range detection method due to variations of a registration state depending on a position associated with a carriage scanning direction. In that embodiment, reference and adjustment patterns are formed to be juxtaposed in a nozzle array direction to detect a position shift between patterns in the main scanning direction. In this case, coarse registration adjustment is executed by the range detection method, and its adjustment result is applied to a printing apparatus. After that, fine registration adjustment is executed by a density method, and results of the two adjustment methods are finally reflected. | 07-30-2015 |
Patent application number | Description | Published |
20120138599 | SEMICONDUCTOR SUBSTRATE HEAT TREATMENT APPARATUS - A semiconductor substrate heat treatment apparatus includes a boat formed by stacking, in a vertical direction, a plurality of susceptors to be treated placing wafers thereon individually, and auxiliary susceptors disposed in a manner to sandwich the plurality of susceptors to be treated therebetween in the vertical direction; an induction heating coil disposed on an outer circumferential side of the boat and configured to generate an alternating magnetic flux in a direction parallel to planes of the plurality of susceptors to be treated on which the wafers are individually placed; and a power supply configured to supply power to the induction heating coil. | 06-07-2012 |
20130140298 | INDUCTION HEATING APPARATUS AND INDUCTION HEATING METHOD - A semiconductor substrate thermal treatment apparatus enables excellent heating control in suppressing influence of mutual induction between induction heating coils even when the induction heating coils are arranged in the vertical direction while providing horizontal magnetic flux to susceptors. The apparatus indirectly heats wafers mounted on horizontally-arranged susceptors including induction heating coils to form alternate-current magnetic flux in a direction parallel to a mount face of the susceptor. The wafer are arranged at an outer circumferential side of the susceptor. The induction heating coils are structured with at least one main heating coil and subordinate heating coils electromagnetically coupled with the main heating coil. Inverse coupling coils inversely-coupled to the subordinate heating coils are provided to the main heating coil, and zone control means separately controls a power ratio while synchronizing frequencies and current waveforms of current to the main heating coil and adjacent subordinate heating coils. | 06-06-2013 |
20130248520 | INDUCTION HEATING DEVICE, INDUCTION HEATING METHOD, AND PROGRAM - The purpose of the present invention is to minimize switching losses of an inverter. An induction heating device includes: a plurality of induction heating coils ( | 09-26-2013 |
20130264335 | INDUCTION HEATING APPARATUS AND INDUCTION HEATING METHOD - To provide an induction heating apparatus that employs a batch-type heating system for heating a large-diameter wafer and can perform uniform heating with a high precision, an induction heating apparatus ( | 10-10-2013 |
20150090707 | INDUCTION HEATING APPARATUS AND INDUCTION HEATING METHOD - A semiconductor substrate thermal treatment apparatus enables excellent heating control in suppressing influence of mutual induction between induction heating coils even when the induction heating coils are arranged in the vertical direction while providing horizontal magnetic flux to susceptors. The apparatus indirectly heats wafers mounted on horizontally-arranged susceptors including induction heating coils to form alternate-current magnetic flux in a direction parallel to a mount face of the susceptor. The wafer are arranged at an outer circumferential side of the susceptor. The induction heating coils are structured with at least one main heating coil and subordinate heating coils electromagnetically coupled with the main heating coil. Inverse coupling coils inversely-coupled to the subordinate heating coils are provided to the main heating coil, and zone control means separately controls a power ratio while synchronizing frequencies and current waveforms of current to the main heating coil and adjacent subordinate heating coils. | 04-02-2015 |
20150108118 | INDUCTION HEATING METHOD - [Object] An object is to provide an induction heating method having a high power factor in which when thermal processing is performed through a plurality of heating coils receiving the supply of the current to generate mutual induction, it is possible to easily and rapidly perform synchronization control on a coil current and in which when the current is varied, even if the speed of control on the current value is increased, this little affects an inverter phase angle. | 04-23-2015 |
20150289321 | INDUCTIVE HEATING DEVICE, METHOD FOR CONTROLLING INDUCTIVE HEATING DEVICE, AND PROGRAM - A control is performed so that phase angles of outputs from resonant inverters fall within a predetermined range under a mutual induction environment. An inductive heating device ( | 10-08-2015 |
Patent application number | Description | Published |
20120314439 | VEHICULAR HEADLAMP - A vehicular headlamp includes: a light-emitting module; a movement mechanism that moves the light-emitting module; and a reflector having a reflecting surface configured to reflect, toward the front of the lamp, light emitted from the light-emitting module and form a plurality of light distribution patterns in accordance with a position of the moved light-emitting module. The movement mechanism is configured to be capable of translating the light-emitting module to a plurality of positions. | 12-13-2012 |
20130322105 | Vehicular Lamp - A vehicular headlamp ( | 12-05-2013 |
20140043841 | VEHICULAR ILLUMINATION LAMP - A front surface of a translucent member is shaped so that each light ray from a light-emitting portion is incident on the front surface at a predetermined incident angle θ equal to or larger than a critical angle β, and a rear surface of the translucent member (rotating body type) is designed in shape so that in a rear peripheral surface portion of the rear surface, a tilt angle α is “α<90°−2α−γ” when reflected light from the front surface of the translucent member is incident on the rear peripheral surface portion at the tilt angle α with respect to a vertical direction, where β represents the critical angle, and γ represents a shift angle of re-reflected light with respect to a horizontal direction. This allows the front surface and the rear surface of the translucent member to internally reflect light by total reflection without using a vapor-deposited film. | 02-13-2014 |
20140218937 | PROJECTION LENS AND OPTICAL SURFACE DETERMINATION METHOD - A projection lens includes a rear face through which light emitted from a light source enters, and a front face from which the light is emitted in front of a vehicle in a predetermined light distribution pattern. The projection lens is configured such that, upon entering the projection lens, an incoming wavefront emitted from the light source is internally reflected by a first reflection region of the front face, a first intermediate wavefront generated by the internal reflection by the first reflection region is internally reflected by a second reflection region of the rear face, a second intermediate wavefront generated by the internal reflection by the second reflection region is refracted by a refraction region of the front face, and the refracted wavefront is emitted as an outgoing wavefront. The second reflection region is an optical surface determined based on the first intermediate wavefront and the second intermediate wavefront. | 08-07-2014 |
20140254188 | AUTOMOTIVE LAMP - An automotive lamp includes a first light source for emitting the red laser light, a second light source for emitting the green laser light, a third light source for emitting the blue laser light, a light condensing unit for collecting at least the red laser light, the green laser light and the blue laser light so as to generate the white laser light, and a light distribution unit for distributing the white laser light so as to form a predetermined light distribution pattern. | 09-11-2014 |
20150137680 | AUTOMOTIVE LAMP - A light emitting lamp according to one embodiment of the present invention includes a laser light source, a scanning unit, which scans the laser light emitted from the laser light source so as to form a visible light distribution pattern, an obstacle detector, which detects an obstacle, if any, in front of a driver's vehicle, and a control unit, which adjusts the intensity of the laser light irradiated to an obstacle existent region, according to the distance from the driver's vehicle to the obstacle, based on the detection result of the obstacle detector. | 05-21-2015 |
20150345737 | LIGHT EMITTING DEVICE AND VEHICULAR LAMP - A light emitting device includes a planar light emitting body that includes a light emitting portion having a planar surface from which light is emitted, and a non-light emitting portion from which light is not emitted, the non-light emitting portion being adjacent to the light emitting portion; and a transparent member which is disposed to cover the planar light emitting body, and which has a recessed portion provided at a position facing the non-light emitting portion. | 12-03-2015 |