Patent application number | Description | Published |
20090078959 | Solid-state optical device - A solid-state optical device includes a solid-state element, a power supplying/retrieving portion on which the solid-state element is mounted, the power supplying/retrieving portion supplying or retrieving electric power to/from the solid-state element, and a glass sealing material that seals the solid-state element. The glass sealing material has a thermal expansion coefficient equivalent to that of the power supplying/retrieving portion. The glass sealing material includes a P | 03-26-2009 |
20090186433 | Method of making phosphor containing glass plate, method of making light emitting device - A method of making a light emitting device includes mixing a glass powder with a phosphor powder including at least one of a sulfide phosphor, an aluminate phosphor and a silicate phosphor to produce a mixed powder in which the phosphor powder is dispersed in the glass powder, heating and softening the mixed powder to provide an integrated material, and subsequently solidifying the integrated material to provide a phosphor-dispersed glass, and fusion-bonding the phosphor-dispersed glass onto a mounting portion on which a light emitting element is mounted by hot pressing, and simultaneously sealing the light emitting element with the phosphor-dispersed glass on the mounting portion. | 07-23-2009 |
20100203658 | Method of manufacturing light-emitting device - A method of manufacturing a light-emitting device includes, when sealing a light-emitting element on a mounting portion by a glass material softened by heating or when processing the glass material after the sealing, producing a concave portion partially on the glass material by partially contacting and pressing a die against an upper surface of the glass material such that a part of the upper surface being not in contact with the die is deformed and forms a curved surface. | 08-12-2010 |
20110101399 | Solid element device and method for manufacturing the same - A solid element device includes a solid element, an electric power receiving and supplying part for receiving electric power from and supplying the electric power to the solid element, and an inorganic sealing material for sealing the solid element. The inorganic sealing material includes a low melting glass selected from SiO | 05-05-2011 |
20120171789 | SOLID ELEMENT DEVICE AND METHOD FOR MANUFACTURING THE SAME - A method of making a solid element device that includes a solid element, an element mount part on which the solid element is mounted and which has a thermal conductivity of not less than 100 W/mK, an external terminal provided separately from the element mount part and electrically connected to the solid element, and a glass sealing part directly contacting and covering the solid element for sealing the solid element, includes pressing a glass material at a temperature higher than a yield point of the glass material for forming the glass sealing part. | 07-05-2012 |
Patent application number | Description | Published |
20110203513 | METHOD OF MANUFACTURING SILICON CARBIDE SUBSTRATE - In a method of manufacturing a silicon carbide substrate, a defect-containing substrate made of silicon carbide is prepared. The defect-containing substrate has a front surface, a rear surface being opposite to the front surface, and a surface portion adjacent to the front surface. The detect-containing substrate includes a screw dislocation in the surface portion. The front surface of the defect-containing substrate is applied with an external force so that a crystallinity of the surface portion is reduced. After being applied with the external force, the defect-containing substrate is thermally treated so that the crystallinity of the surface portion is recovered. | 08-25-2011 |
20120142173 | MANUFACTURING METHOD OF SILICON CARBIDE SINGLE CRYSTAL - A manufacturing method of an SiC single crystal includes preparing an SiC substrate, implanting ions into a surface portion of the SiC substrate to form an ion implantation layer, activating the ions implanted into the surface portion of the SiC substrate by annealing, chemically etching the surface portion of the SiC substrate to form an etch pit that is caused by a threading screw dislocation included in the SiC substrate and performing an epitaxial growth of SiC to form an SiC growth layer on a surface of the SiC substrate including an inner wall of the etch pit in such a manner that portions of the SiC growth layer grown on the inner wall of the etch pit join with each other. | 06-07-2012 |
20120273801 | SILICON CARBIDE SEMICONDUCTOR DEVICE - A SiC semiconductor device includes: a SiC substrate including a first or second conductive type layer and a first conductive type drift layer and including a principal surface having an offset direction; a trench disposed on the drift layer and having a longitudinal direction; and a gate electrode disposed in the trench via a gate insulation film. A sidewall of the trench provides a channel formation surface. The vertical semiconductor device flows current along with the channel formation surface of the trench according to a gate voltage applied to the gate electrode. The offset direction of the SiC substrate is perpendicular to the longitudinal direction of the trench. | 11-01-2012 |
20150361586 | SILICON CARBIDE SINGLE CRYSTAL AND METHOD FOR PRODUCING SILICON CARBIDE SINGLE CRYSTAL - A silicon carbide single crystal includes a spiral dislocation. The spiral dislocation includes a L dislocation having a burgers vector defined as b, which satisfies an equation of b><0001>+1/3<11-20>. The L dislocation has a density equal to or lower than 300 dislocations/cm | 12-17-2015 |
Patent application number | Description | Published |
20120287589 | ELECTRONIC MODULE AND COMMUNICATION APPARATUS - An electronic module with excellent electrical characteristics includes an electronic component, a mount board, signal electrodes, a ground electrode, and an insulating layer. The electronic component is mounted on a first main surface of the mount board. The signal electrodes and the ground electrode are located on a second main surface of the mount board. The insulating layer is arranged so as to cover a portion of the second main surface of the mount board. The insulating layer is arranged so as not to cover end portions of the signal electrodes that face the ground electrode. | 11-15-2012 |
20130176087 | ELASTIC WAVE FILTER - An elastic wave filter that prevents damage caused by ESD is constructed such that a distance between an electrode finger or a dummy electrode of a first IDT electrode and an adjacent electrode finger or an adjacent dummy electrode of a fourth comb-shaped electrode, which is a floating electrode that is not connected to any of an input terminal, output terminals, and a ground terminal, is longer than a distance between the electrode finger or the dummy electrode of the first IDT electrode and an adjacent electrode finger or an adjacent dummy electrode of a third comb-shaped electrode, which is connected to the input terminal, the output terminal, or the ground terminal. | 07-11-2013 |
Patent application number | Description | Published |
20150210946 | REFINED-COAL PRODUCTION METHOD, AND REFINED-COAL PRODUCTION DEVICE - The purpose of the present invention is to provide a refined-coal production method and a refined-coal production device, which exhibit excellent operability, and with which droplets accompanying steam generated when dehydrating moisture-containing coal is efficiently removed. This refined-coal production method is provided with: a step (A) in which a mixture including moisture-containing coal and oil is heated to dehydrate the coal; a step (B) in which droplets accompanying steam generated by performing dehydration are removed; and a step (C) in which steam, having had the droplets removed therefrom, is compressed to obtain high-temperature steam. The refined-coal production method is characterized in that, in step (B), the steam is sequentially passed through one or a plurality of mist separators, and removal of the droplets is performed while liquid is being sprayed onto a first mist separator through which the steam passes firstly. | 07-30-2015 |
20150218476 | INDIRECT HEAT DRYING METHOD FOR PARTICULATE MATTER, REFINED-COAL PRODUCTION METHOD, INDIRECT HEAT DRYING DEVICE, AND REFINED-COAL PRODUCTION DEVICE - The purpose of the present invention is to provide an indirect heat drying method and a refined-coal production method, with which the stability of carrier-gas pressure balance can be improved when using indirect heat dryers to dry particulate matter. This indirect heat drying method for particulate matter uses two indirect heat dryers, and is provided with: a step (A) in which particulate matter is dried in a first indirect heat dryer; and a step (B) in which the particulate matter is further dried in a second indirect heat dryer to obtain dried particulate matter. The indirect heat drying method for particulate matter is characterized by being further provided with a step (C) in which first microparticles included in a carrier gas discharged from the first indirect heat dryer are recovered and mixed with the particulate matter supplied to step (B); and a step (D) in which second microparticles included in a carrier gas discharged from the second indirect heat dryer are recovered and mixed with the dried particulate matter obtained in step (B). | 08-06-2015 |