Patent application number | Description | Published |
20120314313 | OBJECT LENS DRIVE UNIT AND OPTICAL PICKUP USING THE SAME - In the object lens drive unit including a lens holder with an object lens attached to, a plurality of driving coils attached to the lens holder, connection substrates attached to both sides of the lens holder, and a plurality of suspension wires with end parts thereof connected to the connection substrates for operatively supporting the lens holder, a plurality of sets of wire connection electrodes for connecting the suspension wires and coil connection electrodes electrically connected to the wire connection electrodes for connecting terminal wires of the coils are arranged in line in an optic axis direction of the object lens and the wire connection electrodes and the coil connection electrodes are formed in a symmetric shape to a central axis parallel to the optic axis direction on the connection substrates. | 12-13-2012 |
20130070206 | LASER SOURCE MODULE AND SCANNING IMAGE DISPLAY DEVICE EQUIPPED WITH SUCH MODULE - In a laser source module aligning laser beams from laser sources for three colors, red, green, and blue on a single combined beam optical axis, decreasing relative displacements of beam spots of three colors, occurring due to thermal deformation by temperature rise, is achieved by a laser source module including plural laser sources, each incorporating a laser having a laser chip installed on a heat sink and a lens converting a light radiated from the laser into a laser beam, and a beam combining unit aligning the laser beams from the laser sources on a single combined beam optical axis, wherein the lasers in at least two or more ones of the laser sources are arranged so that their laser beams will be decentered toward a same direction on the combined beam optical axis upon displacement of an emission point of the laser chip away from the heat sink. | 03-21-2013 |
20130242265 | OPTICAL MODULE AND SCANNING IMAGE DISPLAY DEVICE - In an optical module that aligns light beams from lasers of the three colors of red, green, and blue along a single combined beam optical axis, when the ambient temperature range is wider than the guaranteed operating range of the lasers, relative positional displacements of beam spots of the three colors that are generated due to a displacement or a deformation resulting from a temperature range at a heating time or a cooling time are suppressed. The optical module, which has mounted thereon a plurality of lasers, and emits light beams from the plurality of lasers, includes a cooling device that cools the entire optical module via a case on which the optical module is mounted, and heating devices that are provided on respective laser holders and individually heat the respective lasers. | 09-19-2013 |
20140029076 | OPTICAL MODULE AND SCANNING TYPE IMAGE DISPLAY DEVICE - An optical module including a case to hold the optical module, and two sloped surfaces symmetrically formed to enclose a first surface including the optical axis of the optical component in an optical component holder retaining a portion of the optical component, a sloped surface is formed in the case at one position each so as to be formed opposite to the sloped surfaces at two positions of the optical component or optical component holder, and the one sloped surface of the optical component or optical component holder and the one sloped surface of the case at opposite side are symmetrical to the second surface parallel to the first surface and including the side intersecting the surface extending from the sloped surface of the case and the sloped surface of optical component or optical component holder, and the section between these sloped surfaces contains adhesive. | 01-30-2014 |
Patent application number | Description | Published |
20080293011 | Tissue Conditioner for Dental Use - A mucosal adjustment material comprising a combination of a powdery material (a) and a liquid material (b), characterized especially in that a noncrosslinked (meth)acrylic polymer powder having a Tg in the range of 0-60° C., e.g., polybutyl methacrylate, is used as the powdery material and a liquid polymer which has a mass-average molecular weight of 1,000-10,000 and in which the content of oligomers having a molecular weight of 500 or lower is 10 mass % or lower is used as the liquid material. Such powdery material and liquid material are kneaded together to prepare a paste, which is applied to a denture base and used as a temporary relining material. This mucosal adjustment material in a paste form is reduced in the amount of ingredients eluted from the material during use in the mouth. In an ordinary use period, the relining material retains its initial flexibility and does not deteriorate the denture base. | 11-27-2008 |
20100120941 | ADHESIVE AGENT FOR ADHESION BETWEEN ALGINATE IMPRESSION MATERIAL FOR DENTAL APPLICATIONS AND IMPRESSION TRAY, AND KIT COMPRISING THE ADHESIVE AGENT - To improve an adhesive force of an adhesive agent between an impression material and a tray, and to stabilize the adhesive force therebetween, provided is an adhesive agent for the adhesion between an alginate impression material and an impression tray for dental applications, which includes a polyamine compound having two or more amino groups in a molecule and a solvent. | 05-13-2010 |
20100216096 | DENTAL FILLING/RESTORATION KIT - Provided is a dental filling/restoration kit, in which a pretreatment material and a filling/restoring material can be cured by only one irradiation with light, which enables further improved adhesion between a tooth and the filling/restoring material, which prevents the filling/restoring material from being easily colored, to thereby exhibit its excellent sensuousness. Specifically provided is a dental filling/restoration kit which includes: a filling/restoring material (A) containing 100 parts by mass of a radical-polymerizable monomer (a) containing 3 to 30 parts by mass of a water-soluble radical-polymerizable monomer having no acidic group (a1), a photopolymerization initiator (b), and a filler (c), the filler (c) being contained in an amount of 80 to 2,000 parts by mass relative to 100 parts by mass of the radical-polymerizable monomer (a); and a pretreatment material (B) containing a radical-polymerizable monomer having an acidic group (d) and water (e). | 08-26-2010 |
20130324635 | CURABLE COMPOSITION FOR DENTISTRY - A dental curable composition includes: a radically polymerizable monomer; a polymerization initiator; and a hyperbranched polymer, in which the hyperbranched polymer includes a unit structure represented by the general formula (I) and unit structures represented by the general formula (IIA) and/or the general formula (IIB) (in the general formula (I), A represents a single bond for bonding C and R | 12-05-2013 |
Patent application number | Description | Published |
20090273651 | LIQUID JET HEAD AND A PIEZOELECTRIC ELEMENT - A liquid jet head has a channel-forming substrate composed of a crystal substrate having a pressure-generating chamber linked to a nozzle opening as well as a piezoelectric element composed of a lower electrode, a piezoelectric layer, and an upper electrode and formed on the channel-forming substrate so that the pressure in the pressure-generating chamber can be changed, with the piezoelectric layer having a thickness equal to or smaller than 5 μm, made of a perovskite-type crystal, and formed so that the interval between the X-ray diffraction peak position derived from the (220) plane of the channel-forming substrate and the X-ray diffraction peak position derived from the (111) plane of the piezoelectric layer falls within the range 2θ=9.059±0.1°. | 11-05-2009 |
20090273652 | LIQUID JET HEAD AND A PIEZOELECTRIC ELEMENT - A liquid jet head includes a passage-forming substrate composed of a crystal substrate provided with pressure-generating chambers communicating with nozzle orifices and piezoelectric elements disposed on the passage-forming substrate and each composed of a lower electrode, a piezoelectric material layer, and an upper electrode to cause a change of pressure in the pressure-generating chamber. The piezoelectric material layer has a thickness of 5 μm or less and is made of a perovskite-type crystal and is configured such that the distance between an X-ray diffraction peak position derived from the (220) plane of the passage-forming substrate and an X-ray diffraction peak position derived from the (110) plane of the piezoelectric material layer is within a range of 2θ=16.262±0.1 degrees. | 11-05-2009 |
20090273654 | LIQUID JET HEAD AND AN ACTUATOR APPARATUS - A liquid jet head includes a flow passage forming substrate formed of a crystal substrate provided with a pressure generating chamber communicating with nozzle openings, and a piezoelectric element including a lower electrode, a piezoelectric layer, and an upper electrode, which are provided on the flow passage forming substrate to change pressure in the pressure generating chamber. The piezoelectric layer has a thickness of 5 μm or less and is formed of perovskite type crystals, and the distance between a diffraction peak position A of an X-ray derived from a surface ( | 11-05-2009 |
20110219592 | METHOD FOR MANUFACTURING PIEZOELECTRIC ACTUATOR - In sputter etching to improve the adhesion between upper electrodes and lead electrodes, the sputter etching of surfaces of the upper electrodes under an Ar gas flow at a flow rate of 60 sccm or more can reduce the residence time of Ar ions on the surfaces of the upper electrodes because of the Ar gas flow. This can prevent the charging of the upper electrodes due to the buildup of ionized Ar gas on the surfaces, reduce the influence of charging on piezoelectric elements, and provide a method for manufacturing a piezoelectric actuator that includes the piezoelectric elements each including a piezoelectric layer having small variations in hysteresis characteristics and deformation characteristics. | 09-15-2011 |
Patent application number | Description | Published |
20080199599 | METHOD OF MANUFACTURING DIELECTRIC LAYER AND METHOD OF MANUFACTURING LIQUID JET HEAD - A method of manufacturing a dielectric film includes a coating step of coating sol made of an organic metal compound and forming a dielectric precursor film, a drying step of drying the dielectric precursor film, a degreasing step of degreasing the dielectric precursor film, and a baking step of baking the dielectric precursor film to form a dielectric film. The drying step includes a first drying step of drying the dielectric precursor film by heating the dielectric precursor film to a temperature lower than a boiling point of a solvent which is a main solvent of the sol and then holding the dielectric precursor film at the temperature for a predetermined period of time, and a second drying step of drying the dielectric precursor film further by reheating the dielectric precursor film and then holding the dielectric precursor film at the temperature for a predetermined period of time. | 08-21-2008 |
20090044390 | METHOD FOR PRODUCING DIELECTRIC FILM, METHOD FOR PRODUCING PIEZOELECTRIC ELEMENT, METHOD FOR PRODUCING LIQUID-JET HEAD, DIELECTRIC FILM, PIEZOELECTRIC ELEMENT, AND LIQUID-JET APPARATUS - A method for producing a dielectric film, comprising: a coating step of coating a colloidal solution containing an organometallic compound containing a metal constituting a dielectric film containing at least a lead component to form a dielectric precursor film; a drying step of drying the dielectric precursor film; a degreasing step of degreasing the dielectric precursor film; and a firing step of firing the dielectric precursor film to form a dielectric film, and wherein the drying step includes a first drying step of heating the dielectric precursor film to a temperature lower than the boiling point of a solvent, which is a main solvent of the material, and holding the dielectric precursor film at the temperature for a certain period of time to dry the dielectric precursor film, and a second drying step of drying the dielectric precursor film at a temperature in the range of 140° C. to 170° C., the degreasing step is performed at a degreasing temperature of 350° C. to 450° C. and at a heating-up rate of 15 [° C./sec] or higher, and the firing step is performed at a heating-up rate of 100 [° C./sec] to 150 [° C./sec]. | 02-19-2009 |
Patent application number | Description | Published |
20090007994 | Aluminum Alloy Sheet and Method for Manufacturing the Same - An aluminum alloy sheet having excellent press formability and stress corrosion cracking resistance, comprises 3.3 to 3.6 percent by weight of Mg and 0.1 to 0.2 percent by weight of Mn, furthermore, 0.05 to 0.3 percent by weight of Fe and 0.05 to 0.15 percent by weight of Si, and the remainder comprises Al and incidental impurities, wherein the sizes of intermetallic compounds is 5 μm or less, the recrystallized grain size is 15 μm or less in the region at a depth of 10 to 30 μm below the sheet surface, and the surface roughness is Ra 0.2 to 0.7 μm. | 01-08-2009 |
20090081072 | ALUMINUM ALLOY SHEET AND METHOD FOR MANUFACTURING THE SAME - An aluminum alloy sheet is manufactured by preparing a slab having a thickness of 5 to 15 mm with a continuous casting machine by a continuous casting process using molten alloy containing following components: 0.40% to 0.65% of Mg, 0.50% to 0.75% of Si, 0.05% to 0.20% of Cr, and 0.10% to 0.40% of Fe, remainder being Al, the components being essential elements, and optionally up to 0.15% Cu, 0.10% Ti; winding the slab into a coil; hot-rolling or directly coiling up the slab; cold-rolling the slab into a sheet; subjecting the sheet to solution heat treatment with a continuous annealing furnace; and then pre-aging the sheet. The aluminum alloy sheet has the same composition as the molten alloy, has a grain size of 10 to 25 μm, is superior in bake hardenability, bendability, and surface quality (orange peel), and can be manufactured with low cost. | 03-26-2009 |
20100307645 | ALUMINUM ALLOY SHEET FOR MOTOR VEHICLE AND PROCESS FOR PRODUCING THE SAME - An aluminum alloy sheet for motor vehicles is produced by casting a melt, containing 3.0-3.5 mass % Mg, 0.05-0.3 mass % Fe, 0.05-0.15 mass % Si, and less than 0.1 mass % Mn, a balance substantially being inevitable impurities and Al, into a slab having a thickness of 5 to 15 mm in a twin-belt caster so that cooling rate at ¼ depth of thickness of the slab is 20 to 200° C./sec; winding the cast thin slab into a coiled thin slab subjected to cold rolling with a roll having a surface roughness of 0.2 to 0.7 μm Ra at a cold rolling reduction of 50 to 98%; subjecting the cold rolled sheet to final annealing either continuously in a CAL at a holding temperature of 400 to 520° C. or in a batch annealing furnace at a holding temperature of 300 to 400° C.; and subjecting the resulting sheet to straightening with a leveler. | 12-09-2010 |
20120291924 | ALUMINUM ALLOY SHEET AND METHOD FOR MANUFACTURING THE SAME - An aluminum alloy sheet is manufactured by preparing a slab having a thickness of 5 to 15 mm with a continuous casting machine by a continuous casting process using molten alloy containing 0.40% to 0.65% of Mg, 0.50% to 0.75% of Si, 0.05% to 0.20% of Cr, and 0.10% to 0.40% of Fe, a remainder being Al; winding the slab into a coil; cold-rolling the slab into a sheet; subjecting the sheet to solution heat treatment in such a manner that the sheet is heated to a temperature of 530° C. to 560° C. at a heating rate of 10° C./sec or more and then maintained at the temperature for five seconds or more; quenching the sheet with water; coiling up the sheet; maintaining the sheet at a temperature of 60° C. to 110° C. for 3 to 12 hours; and then cooling the sheet to room temperature. | 11-22-2012 |
Patent application number | Description | Published |
20130066509 | PLAY-REDUCING CONTROL APPARATUS FOR ELECTRICALLY DRIVEN VEHICLE - When a non-running range is changed into a running range at timing t | 03-14-2013 |
20130082519 | BATTERY CHARGING SYSTEM - A battery charging system includes a battery, a load and a controller to control supply power to be supplied from an external power source to the battery and the load, in accordance with a request charging power and a request load power. The controller limits power supplied from the external power source to the battery to an allowable battery power, and distributes the supply power from the external power source between the battery and the load in a state holding limitation of limiting the supply power from the external power source to the allowable battery power when a request for the supply of power to the load is generated. | 04-04-2013 |
20130090799 | CREEP CUT-OFF CONTROL DEVICE FOR ELECTRIC VEHICLE - A vehicle speed VSP enters a creep-cutoff-prohibiting speed region lower than V | 04-11-2013 |
20130090800 | CREEPING-CUT CONTROL APPARATUS FOR ELECTRICALLY DRIVEN VEHICLE - A vehicle moves unintentionally in a downwardly-reverse direction with a forward creep torque being outputted as shown by a time variation of vehicle speed VSP, and a braking is applied at timing t | 04-11-2013 |
20130124024 | TORQUE RESPONSE CONTROL APPARATUS FOR ELECTRIC MOTOR OF VEHICLE - A torque response control apparatus for an electric motor of a vehicle comprises a motor torque response control means that is configured to carry out finding a difference between a required acceleration that is variable in accordance with a change of a vehicle driving condition and an actual acceleration that is obtained, at the time of the change of the vehicle driving condition, with the aid of a torque characteristic of the electric motor, the difference being caused by the torque characteristic of the electric motor in which the maximum torque is varied in accordance with a rotation speed of the electric motor; and controlling the torque response of the electric motor in a manner to cause a driver to feel the difference of the actual acceleration from the required acceleration to be small by compensating the difference between the required acceleration and the actual acceleration. | 05-16-2013 |
20130178332 | CONTROL APPARATUS FOR PREVENTING ROLLING BACK OF AN ELECTRICALLY DRIVEN VEHICLE UPON START-UP THEREOF - In an electrically driven vehicle propelled by an electric machine (motor)equipped with a collaborative braking system of regenerative and frictional braking capacities, in order to achieve the “rollback prevention” at starting on an sloping road, when the regenerative braking is not available due to charging restriction to battery, frictional braking is used instead of regenerative braking and wheels are (automatically, i.e. not manually by driver) braked with friction to prevent the rollback. Moreover, in addition to braking wheels by frictional braking, further control is performed to adjust and match the magnitude of frictional braking force to a braking force in accordance with the starting operation. Thus, at the time of rollback prevention by the frictional braking as well, the similar prevention of rollback will be possible as the prevention by way of regenerative braking such that the effect of rollback prevention may be achieved without a feel of discomfort. | 07-11-2013 |
Patent application number | Description | Published |
20110086471 | METHOD OF PRODUCING A SEMICONDUCTOR DEVICE WITH AN ALUMINUM OR ALUMINUM ALLOY ELECTRODE - A method of producing a semiconductor device that has a silicon substrate including a first major surface and a second major surface thereof, a front surface device structure being formed in a region of the first major surface, the method has a step of forming a rear electrode in a region of the second major surface, which includes evaporating or sputtering aluminum-silicon onto the second major surface to form an aluminum silicon film as a first layer of the rear electrode, the aluminum silicon film having a silicon concentration of at least 2 percent by weight when the thickness thereof is less than 0.3 μm. | 04-14-2011 |
20110121360 | METHOD OF PRODUCING A SEMICONDUCTOR DEVICE WITH AN ALUMINUM OR ALUMINUM ALLOY ELECTRODE - A semiconductor device includes a silicon substrate having a first major surface and a second major surface opposite to the first major surface, a drift layer and a collector layer formed in sequence in the silicon substrate from the first major surface, and an aluminum silicon film formed on the second major surface. The drift layer is of a first conductivity type, and is surrounded by a semiconductor layer of a second conductivity type including the collector layer. | 05-26-2011 |
20130092979 | SEMICONDUCTOR DEVICE WITH AN ELECTRODE INCLUDING AN ALUMINUM-SILICON FILM - A semiconductor device, including a silicon substrate having a first major surface and a second major surface, a front surface device structure formed in a region of the first major surface, and a rear electrode formed in a region of the second major surface. The rear electrode includes, as a first layer thereof, an aluminum silicon film that is formed by evaporating or sputtering aluminum-silicon onto the second major surface, the aluminum silicon film having a silicon concentration of at least 2 percent by weight and a thickness of less than 0.3 μm. | 04-18-2013 |
Patent application number | Description | Published |
20090079901 | Liquid crystal display device - Provided is a liquid crystal display device, including a liquid crystal display panel, a liquid crystal display protection panel protecting a display surface of the liquid crystal display panel, and a frame supporting the liquid crystal display protection panel on a periphery of a surface of the liquid crystal display protection panel, wherein a gap is installed between a edge surrounding the liquid crystal display protection panel and the frame. | 03-26-2009 |
20090079904 | Liquid crystal display device - Provided is a liquid crystal display device including a liquid crystal display panel, a liquid crystal display protection panel set above the liquid crystal display panel so as to protect a display surface of the liquid crystal display panel, the liquid crystal display protection panel being warped with its central portion being protruded, and a frame supporting the liquid crystal display panel and the liquid crystal display protection panel. | 03-26-2009 |
20120057094 | Liquid crystal display device - Provided is a liquid crystal display device including a liquid crystal display panel, a liquid crystal display protection panel set above the liquid crystal display panel so as to protect a display surface of the liquid crystal display panel, the liquid crystal display protection panel being warped with its central portion being protruded, and a frame supporting the liquid crystal display panel and the liquid crystal display protection panel. | 03-08-2012 |
Patent application number | Description | Published |
20100171473 | POWER CONVERTER - A high-side MOSFET ( | 07-08-2010 |
20100301784 | POWER CONVERSION CIRCUIT - In a power conversion circuit operating with high frequency, an off-voltage control circuit | 12-02-2010 |
20110057591 | SYNCHRONOUS ELECTRIC MOTOR DRIVE SYSTEM - The present invention provides a synchronous motor drive system designed to realize reduced vibration and noise along with high output. The system includes: inverters | 03-10-2011 |
20110074239 | SYNCHRONOUS MOTOR DRIVE SYSTEM - Provided is a synchronous motor including a rotor having magnetic poles distributed circumferentially along a rotation direction of the rotor at equal intervals, and a stator having stator teeth arranged circumferentially along the rotation direction of the rotor, each tooth wound with a stator coil by concentrated winding. Every M consecutive stator teeth belong to one of stator teeth groups arranged at equal intervals. The M consecutive stator teeth in each stator teeth group are arranged at intervals different from the intervals of the magnetic poles of the rotor. The stator coils wound around the M consecutive stator teeth are connected to separate terminals. A motor driver supplies currents of different phases to the stator coils via the respective terminals. | 03-31-2011 |
20110168697 | ELECTRIC POWER CONVERTING APPARATUS AND INDUCTION HEATING APPARATUS - To aim to reduce ripple current flowing through a capacitor in a power converter apparatus including a converter, the capacitor and an inverter. A current sensor | 07-14-2011 |
20110210713 | POWER CONVERSION APPARATUS AND CONTROL METHOD FOR POWER CONVERSION APPARATUS - A power conversion apparatus includes: a MOSFET ( | 09-01-2011 |
20110260656 | LOAD DRIVE SYSTEM, MOTOR DRIVE SYSTEM, AND VEHICLE CONTROL SYSTEM - Provided is a small-sized load drive system which, even with three three-phase inverters, significantly reduces noise regardless of control duty ratio. The load drive system includes three-phase inverters | 10-27-2011 |
20110304236 | SYNCHRONOUS ELECTRIC MOTOR - Enhancing torque while reducing torque rippling. | 12-15-2011 |
20120057386 | SEMICONDUCTOR ELEMENT, SEMICONDUCTOR DEVICE, AND POWER CONVERTER - A semiconductor element | 03-08-2012 |
20120139623 | SEMICONDUCTOR ELEMENT, SEMICONDUCTOR DEVICE, AND ELECTRIC POWER CONVERTER - A semiconductor element | 06-07-2012 |
20130021831 | INVERTER - An inverter comprising: a circuit including arms connected in parallel, each of the arms including a first switch and a second switch connected in series; and a gate drive circuit configured to control, by pulse-width modulation using synchronous rectification, each of the first switch and the second switch to switch to an on-state or an off-state, wherein each of the first switch and the second switch includes: a channel region that is conductive in both a forward direction and a reverse direction in the on-state, and that is not conductive in the forward direction in the off-state; and a diode region that is combined as one with the channel region, and that is conductive only in the reverse direction, the diode region being unipolar, and the gate drive circuit synchronizes a timing at which the gate drive circuit outputs a signal for causing the first switch to switch to the on-state with a timing at which the gate drive circuit outputs a signal for causing the second switch to switch to the off-state, and synchronizes a timing at which the gate drive circuit outputs a signal for causing the first switch to switch to the off-state with a timing at which the gate drive circuit outputs a signal for causing the second switch to switch to the on-state. | 01-24-2013 |
20130026968 | MOTOR DRIVE APPARATUS - A motor drive apparatus receiving power from a power source and driving a motor with independent polyphase systems of excitation coils, comprises: a control circuit and power converters each corresponding to one system, each including an inverter circuit, an interrupter circuit, and a temperature detector, the inverter circuits being connected in series to the power source and, while not short-circuited, supplying power to the excitation coil, wherein the control circuit detects an operating state of the motor, short-circuits the inverter circuits and interrupts the interrupter circuits for a subset of power converters defined according to the operating state, such that a source voltage is supplied to non-short-circuited inverter circuits, and, when a power converter exceeds a predetermined temperature, the control circuit short-circuits the inverter circuit and interrupts the interrupter circuit thereof, and, in another power converter not exceeding the predetermined temperature, operates the inverter circuit and connects the interrupter circuit. | 01-31-2013 |
20130039100 | POWER CONVERTING APPARATUS - A power converter for effectively reducing switching noise is provided. The power converter comprises a capacitor | 02-14-2013 |
20140152374 | SEMICONDUCTOR ELEMENT, SEMICONDUCTOR DEVICE, AND POWER CONVERTER - A semiconductor element including an MISFET exhibits diode characteristics in a reverse direction through an epitaxial channel layer. The semiconductor element includes: a silicon carbide semiconductor substrate of a first conductivity type, semiconductor layer of the first conductivity type, body region of a second conductivity type, source region of the first conductivity type, epitaxial channel layer in contact with the body region, source electrode, gate insulating film, gate electrode and drain electrode. If the voltage applied to the gate electrode is smaller than a threshold voltage, the semiconductor element functions as a diode wherein current flows from the source electrode to the drain electrode through the epitaxial channel layer. The absolute value of the turn-on voltage of this diode is smaller than the turn-on voltage of a body diode that is formed of the body region and the first silicon carbide semiconductor layer. | 06-05-2014 |
Patent application number | Description | Published |
20090045529 | METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE - There is provided a method of manufacturing a semiconductor device. The method includes the successive steps of: (a) providing a semiconductor substrate; (b) forming a plurality of semiconductor chips having electrode pads on the semiconductor substrate; (c) forming internal connection terminals on the electrode pads; (d) forming an insulating layer on the plurality of semiconductor chips to cover the internal connection terminals; (e) forming a metal layer on the insulating layer; (f) pushing a whole area of the metal layer to bring the metal layer into contact with upper end portions of the internal connection terminals; (g) pushing portions of the metal layer which contact the upper end portions of the internal connection terminals, thereby forming first recesses in the internal connection terminals, and thereby forming second recesses in the metal layer; and (h) forming wiring patterns by etching the metal layer. | 02-19-2009 |
20100112786 | METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE - A semiconductor substrate has a plurality of semiconductor chip forming areas and scribe areas including substrate cutting positions arranged between the plurality of semiconductor chip forming areas. An insulating layer having first opening portions, which expose all or a part of the scribe areas respectively, is formed on the semiconductor substrate. A solder resist layer having second opening portions, which expose all or a part of the scribe areas respectively, is formed on the insulating layer. Portions of the semiconductor substrate corresponding to the substrate cutting positions are cut. | 05-06-2010 |
20100184257 | METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE - There is provided a method of manufacturing a semiconductor device. The method includes the successive steps of: (a) providing a semiconductor substrate; (b) forming a plurality of semiconductor chips having electrode pads on the semiconductor substrate; (c) forming internal connection terminals on the electrode pads; (d) forming an insulating layer on the plurality of semiconductor chips to cover the internal connection terminals; (e) forming a metal layer on the insulating layer; (f) pushing a whole area of the metal layer to bring the metal layer into contact with upper end portions of the internal connection terminals; (g) pushing portions of the metal layer which contact the upper end portions of the internal connection terminals, thereby forming first recesses in the internal connection terminals, and thereby forming second recesses in the metal layer; and (h) forming wiring patterns by etching the metal layer. | 07-22-2010 |
Patent application number | Description | Published |
20110193120 | SEMICONDUCTOR LIGHT-EMITTING DEVICE - The device includes a support substrate, a reflective electrode on the support substrate; an AlGaInP-based semiconductor film including a light-emission layer and is provided on the reflective electrode, and a surface electrode provided on the semiconductor film. The surface electrode includes an ohmic electrode constituted by electrode pieces disposed on the semiconductor film in a distributed manner; the reflective electrode is constituted by a line electrode and dot electrodes provided on both sides of each of the electrode pieces, along the electrode pieces; the surface electrode and the reflective electrode are disposed so as to satisfy the following equations: | 08-11-2011 |
20110198647 | SEMICONDUCTOR LIGHT EMITTING DEVICE - A semiconductor light emitting device which can suppress the self-absorption of light propagating in a semiconductor film without hindering current spread therein. A reflecting film provided between a support substrate and the semiconductor film of the device includes reflecting electrodes that are in ohmic contact with the semiconductor film and that form current paths between the reflecting electrodes and surface electrodes in the semiconductor film. The reflecting electrodes are in contact with the semiconductor film at such positions that the surface electrodes, provided on the light-extraction-surface-side surface of the semiconductor film, are not over the reflecting electrodes along a direction of the thickness of the semiconductor film. The semiconductor film has reflecting-surface-side recesses made in regions containing regions directly under the surface electrodes and recessed toward the light-extraction-surface side, and reflecting-surface-side protrusions provided in regions containing parts of the semiconductor film in contact with the reflecting electrodes and bonded to the support substrate via the reflecting film. | 08-18-2011 |
20120025251 | SEMICONDUCTOR LIGHT-EMITTING DEVICE - A semiconductor light-emitting device includes a reflective electrode on a support; a first cladding layer; a light-emitting layer; a second cladding layer having a terrace structure formed of recesses and protrusions, a light-extracting structure having projections and depressions being formed on top surfaces of the protrusions and bottom surfaces of the recesses; and surface electrodes on the top surfaces of the protrusions. The second cladding layer has a stacked structure, which includes a first current-spreading layer, a first light-extracting layer on the first current-spreading layer and having the light-extracting structure on the bottom surfaces of the recesses, a second current-spreading layer on the first light-extracting layer, and a second light-extracting layer on the second current-spreading layer and having the light-extracting structure on the top surfaces of the protrusions, and the first and second light-extracting layer have lower light absorptance and higher resistance than the first and second current-spreading layer. | 02-02-2012 |
20120241808 | SEMICONDUCTOR LIGHT-EMITTING ELEMENT - A semiconductor light-emitting element with a counter electrode structure can include a first electrode including at least one linear first electrode piece that is disposed on a surface of a first semiconductor layer close to the support substrate and in ohmic contact with the first semiconductor layer, a second electrode including at least one linear second electrode piece that is disposed on a surface of a second semiconductor layer and in ohmic contact with the second semiconductor layer. A plurality of conical projections can be formed on the second semiconductor layer. The first electrode piece and the second electrode piece can be disposed so as not to overlap with each other in a stacked direction of the semiconductor light-emitting stacked body but to be parallel with each other when viewed from above. | 09-27-2012 |
20130020552 | SEMICONDUCTOR LIGHT-EMITTING ELEMENT - A semiconductor light-emitting element includes a support substrate, a semiconductor film including a light-emitting layer provided on the support substrate, a surface electrode provided on a light-extraction-surface-side surface of the semiconductor film, and a light-reflecting layer provided between the support substrate and the semiconductor film, forming a light-reflecting surface. The surface electrode includes a first electrode piece and a second electrode piece. The light-reflecting layer includes a reflection electrode including a third electrode piece and a fourth electrode piece. The first electrode piece and the third electrode piece are arranged so as to not overlap when projected onto a projection surface parallel to a principal surface of the semiconductor film, and the shortest distance between the first electrode piece and the fourth electrode piece, is greater than the shortest distance between the first electrode piece and the third electrode piece. | 01-24-2013 |
20130037839 | SEMICONDUCTOR LIGHT EMITTING ELEMENT - A semiconductor light emitting element of the present invention includes a support substrate, a semiconductor film including a light emitting layer, a surface electrode provided on the surface on a light-extraction-surface side of the semiconductor film, and a light reflecting layer. The surface electrode includes first electrode pieces that form ohmic contact with the semiconductor film and a second electrode piece electrically connected to the first electrode pieces. The light reflecting layer includes a reflecting electrode, and the reflecting electrode includes third electrode pieces that form ohmic contact with the semiconductor film and a fourth electrode piece electrically connected to the third electrode pieces and placed opposite to the second electrode piece. Both the second electrode piece and the fourth electrode piece form Schottky contact with the semiconductor film so as to form barriers to prevent forward current in the semiconductor film. | 02-14-2013 |
20130228744 | SEMICONDUCTOR LIGHT-EMITTING DEVICE - The light-emitting device includes a groove passing through a second semiconductor layer and a light-emitting layer to reach a first semiconductor layer; a first ohmic electrode in contact with the first semiconductor layer within the groove; a connection electrode passing through the first semiconductor layer from the surface thereof and electrically connected to the first ohmic electrode; an insulating layer for covering the second semiconductor layer on a surface thereof opposing the first semiconductor layer, the insulating layer having an opening; a second ohmic electrode in contact with the second semiconductor layer in the opening; a metal layer formed over the insulating layer, and connected to the second ohmic electrode; and a support bonded to the metal layer. | 09-05-2013 |
20140034980 | SEMICONDUCTOR LIGHT EMITTING DEVICE - A semiconductor light emitting device comprises a first groove extending to a first semiconductor layer from a second semiconductor layer side through the second semiconductor layer and a light emitting layer; a first ohmic electrode formed in contact with the first semiconductor layer in the first groove; an insulating layer covering a surface of the second semiconductor layer and at least the surface of part of the light emitting layer exposed in the first groove; a metal layer covering the surface of the insulating layer and connected to the first ohmic electrode; a second groove extending from a first semiconductor layer side through the first semiconductor layer and the light emitting layer to the second semiconductor layer; a second ohmic electrode formed in contact with the second semiconductor layer in the second groove; and a support body bonded to the metal layer via a junction layer. | 02-06-2014 |
20140246686 | OPTICAL SEMICONDUCTOR DEVICE INCLUDING ANTIPARALLEL SEMICONDUCTOR LIGHT-EMITTING ELEMENT AND SCHOTTKY DIODE ELEMENT - An optical semiconductor device includes a semiconductor support substrate of a conductivity type having a first resistivity, a semiconductor layer of the conductivity type formed on the semiconductor support substrate and having a second resistivity higher than the first resistivity, a first power supply terminal having a first metal in Schottky barrier contact with the semiconductor layer along with the semiconductor support substrate, so that a Schottky diode element is constructed by the first power supply terminal and the semiconductor layer along with the semiconductor support substrate, a second power supply terminal having a second metal in ohmic contact with the semiconductor support substrate, and a semiconductor light-emitting element connected between the first and second power supply terminals, the semiconductor light-emitting element being antiparallel with the Schottky diode with respect to the first and second power supply terminals. | 09-04-2014 |
Patent application number | Description | Published |
20090250864 | RECORDING MEDIUM TRANSPORT APPARATUS AND IMAGE FORMING APPARATUS - A recording medium transport apparatus includes: plural storage units each storing a recording medium; a transport unit that transports the recording medium from one of the storage units to a recording position where an image is recorded on the recording medium; a memory that stores a reference position of a recording medium prescribed for each storage unit; a measuring unit that measures a position of the transported recording medium; and a movement unit that reads the reference position corresponding to the storage unit that stored the transported recording medium, from the memory, and moves the recording medium according to the difference between the reference position and the measured position such that the position of the recording medium approaches the reference position when the recording medium is located upstream of the recording position in the transport direction thereof. | 10-08-2009 |
20090256308 | RECORDING SHEET MOVING DEVICE, IMAGE FORMING DEVICE, AND RECORDING SHEET MOVING METHOD - A recording sheet moving device includes: a moving unit that moves a recording sheet; a recording sheet specifying unit that specifies a length in the transport direction and a weight per unit area of the recording sheet; a first memory configured to record, for each of plural recording sheets, a threshold for a length in the transport direction in association with a weight per unit area; and a movement control unit that retrieves a threshold for a length on the basis of the specified weight per unit area from the first memory, and compares the retrieved threshold for a length and the specified length, to determine whether to cause the moving unit to move the recording sheet, and if it is determined that the recording sheet should be moved, causes the moving unit to move the recording sheet. | 10-15-2009 |
20090257074 | RECORDING MATERIAL MOVING DEVICE AND IMAGE FORMING DEVICE - A recording material moving device comprises: a position adjuster that moves a recording material in a direction which is parallel to a recording surface of the recording material and orthogonal to a transporting direction, in an upstream side of a recording position along the transport direction of the recording material; a reference position specifying unit that specifies a reference position; a determination unit that determines whether a range of a predetermined width centered on the reference position exceeds a movable range of the recording material within which the recording material can be moved by the position adjuster; and a controller that causes, if the determination unit determines that the movable range is not exceeded, the position adjuster to sequentially move the recording material within the movable range of the predetermined width centered on the reference position each time a condition for moving the recording material is satisfied. | 10-15-2009 |
20110064425 | DEVICE FOR MEASURING LENGTH OF RECORDING MATERIAL, IMAGE FORMING APPARATUS AND COMPUTER READABLE MEDIUM - A device for measuring a length of a recoding material, includes: a rotating body that rotates in contact with a recording material which is transported; a length measuring unit that measures a length of the recording material based on a rotation of the rotating unit; a detecting unit that detects at least one of a rotation and an oblique advance of the recording material; and a correcting unit that corrects a value measured by the length measuring unit based on an output of the detecting unit. | 03-17-2011 |
Patent application number | Description | Published |
20080198158 | 3D map display system, 3D map display method and display program - A three-dimensional (3D) map display system for outputting display information on a 3D map includes: a processor for performing arithmetic processing; and a memory connected to the processor. The memory stores 3D map vector data for each of partitioned areas determined in advance according to coordinates and a real landscape photograph texture image to be attached to the 3D map vector data. The processor determines whether to display each surface constituting a 3D figure included in the 3D map vector data; stores display object management data which includes a result of the determination as to whether to display the surface, in the memory; and refers to the display object management data stored in the memory to determine that only a surface that faces a view line direction is to be displayed, and that a surface that does not face the view line direction is not to be displayed. | 08-21-2008 |
20090063424 | GEOGRAPHIC INFORMATION SYSTEM - Provided is a geographic information system using map data including configuration data provided with time information and attribute data corresponding to an attribute of an object contained in the map data, including an information import module for receiving an input of a geographic area of an object to be retrieved and a search key; a map retrieval module for extracting configuration data, for which the input geographic area of the object to be retrieved and an area represented by the configuration data at least partially overlap each other, from the map data; a correlation module for correlating the configuration data with the attribute data identical with the input search key, for which the area represented by the extracted configuration data overlaps the positional information, according to each of the time information provided to the configuration data and to the attribute data; and an output module for outputting the correlated data. | 03-05-2009 |
20090252424 | COMPUTER-AIDED IMAGE INTERPRETATION METHOD AND DEVICE - A computer-aided image interpretation method and a device thereof to easily obtain an accurate image interpretation result are provided. An automatic classification means of the image interpretation device performs automatic classification by one of spectral characteristics, radiometric characteristics, diffuse characteristics, textures and shapes, or combinations thereof and accumulates data to an interpretation result database, for plural features of the same kind obtained by interpreting a remote sensing image obtained with an observation sensor. A means for extracting candidate of modification of interpretation result extracts the candidate of modification of interpretation result by comparing likelihoods that are the automatic classification results. A reinterpretation is performed for the candidate of modification of interpretation, and an interpretation result database is updated by an interpretation result update means. As a result, modification of the interpretation work can be efficiently performed. | 10-08-2009 |
20110075882 | GEOSPATIAL INFORMATION CREATING SYSTEM AND GEOSPATIAL INFORMATION CREATING METHOD - To be precisely extracted a house footprint. There is provided a geospatial information creating system for extracting a footprint of a house from an aerial photograph, comprising a processor for executing a program, a memory for storing data required for executing the program, and a storage unit for storing the aerial photograph. The processor detects edges of an image based on a characteristic quantity of neighboring pixels in the aerial photograph stored in the storage unit; extracts an orientation of the house by analyzing directions of the detected edges; and generates a polygon of an outline of the house by using linear lines of the extracted orientation of the house. | 03-31-2011 |
Patent application number | Description | Published |
20110299786 | SAMPLING POSITION-FIXING SYSTEM - In the case of collecting samples, it is difficult to select a representative point of a target area. Thus, the samples are collected from certain positions, resulting in generation of variations of data. The target area is specified on an image to extract features from the target area. Further, clustering is performed for the features on a feature space to obtain representative features, and the obtained representative features are extracted as sampling points. | 12-08-2011 |
20120209512 | OPTIMAL PATH SEARCH SYSTEM AND OPTIMAL PATH SEARCH METHOD - An optimal path search system, which optimizes a travel path of a moving object, comprising: a path information database; and a path search unit that searches for an optimal path that exhibits a minimum travel cost borne by the moving object, from among travel paths of the moving object, wherein: the path search unit is configured to: determine destination points on the path network; search for at least one nearest node to each of destination points, search for a second travel path along which the moving object travels by passing through the at least one nearest node and all of the at least one destination point, determine the second travel path for which a travel cost is minimum; and search for the travel paths followed by using each of a plurality of moving means, respectively, in a case where the moving object travels along the optimal path. | 08-16-2012 |
20130013204 | ROUTE GENERATION SYSTEM, ROUTE GENERATION METHOD, AND PROGRAM - Provided is a route generation device capable of generating an appropriate route. A route generation system of one embodiment of the present invention includes: analysis sections that analyze aerial image data to identify the land state of an area included in an aerial image; a storage section that stores traffic cost information associating a traffic-cost coefficient indicating traffic difficulty with the land state; a route searching section that calculates traffic costs of a plurality of routes from a start point to an end point by referring to the analysis results of the analysis sections and the traffic cost information and that determines a route candidate to be used from the start point to the end point based on the calculation results. | 01-10-2013 |