Patent application number | Description | Published |
20090130787 | Method for fabricating a plurality of electromagnetic radiation emitting semiconductor chips - Method for fabricating a semiconductor chip which emits electromagnetic radiation, wherein to improve the light yield of semiconductor chips which emit electromagnetic radiation, a textured reflection surface is integrated on the p-side of a semiconductor chip. The semiconductor chip has an epitaxially produced semiconductor layer stack based on GaN, which comprises an n-conducting semiconductor layer, a p-conducting semiconductor layer and an electromagnetic radiation generating region which is arranged between these two semiconductor layers. The surface of the p-conducting semiconductor layer which faces away from the radiation-generating region is provided with three-dimensional pyramid-like structures. A mirror layer is arranged over the whole of this textured surface. A textured reflection surface is formed between the mirror layer and the p-conducting semiconductor layer. | 05-21-2009 |
20090261366 | OPTOELECTRONIC COMPONENT - An optoelectronic component with a semiconductor body that comprises an active semiconductor layer sequence is disclosed, which is suitable for generating electromagnetic radiation of a first wavelength that is emitted from a front face of the semiconductor body. The component also comprises a first wavelength conversion substance following the semiconductor body in its direction of emission, which converts radiation of the first wavelength into radiation of a second wavelength different from the first wavelength, and a first selectively reflecting layer between the active semiconductor layer sequence and the first wavelength conversion substance that selectively reflects radiation of the second wavelength and is transparent to radiation of the first wavelength. | 10-22-2009 |
20100200864 | Method for Fabricating a Semiconductor Component Based on GaN - A semiconductor component has a plurality of GaN-based layers, which are preferably used to generate radiation, produced in a fabrication process. In the process, the plurality of GaN-based layers are applied to a composite substrate that includes a substrate body and an interlayer. A coefficient of thermal expansion of the substrate body is similar to or preferably greater than the coefficient of thermal expansion of the GaN-based layers, and the GaN-based layers are deposited on the interlayer. The interlayer and the substrate body are preferably joined by a wafer bonding process. | 08-12-2010 |
20110019411 | Optoelectronic Module and Projection Apparatus Comprising the Optoelectronic Module - An optoelectronic module for emitting monochromatic radiation in the visible wavelength range is specified. The module has a plurality of light emitting diode chips which generate UV radiation. The UV radiation is converted into light in the visible range, for example, into green light, by a wavelength converter. The coupling-out of light from the module is optimized by the use of two selectively reflecting and transmitting filters. This module can be used as a light source in a projection apparatus. | 01-27-2011 |
20110133631 | CONVERSION LED - In various embodiments, a conversion LED is provided. The conversion LED may include a chip on which a first layer containing a fluorescent substance is deposited, a second layer containing a second fluorescent substance being deposited on said first layer, wherein the first layer is a potting material in which the first fluorescent substance is dispersed, and wherein the second layer is a solid body, said first layer being provided with a spacer. | 06-09-2011 |
20120039072 | Luminous Means and Projector Comprising at Least One Luminous Means of this Type - In at least one embodiment of the light source ( | 02-16-2012 |
20120126275 | LIGHT-EMITTING DIODE WITH COMPENSATING CONVERSION ELEMENT AND CORRESPONDING CONVERSION ELEMENT - A light-emitting diode includes a light-emitting diode chip which emits primary radiation in a spectral range of blue light during operation; a conversion element including a first phosphor and a second phosphor which absorbs part of the primary radiation and re-emits secondary radiation, wherein the first phosphor has, in an absorption wavelength range (Δλ | 05-24-2012 |
20120211787 | Method for Fabricating a Semiconductor Component based on GaN - A semiconductor component has a plurality of GaN-based layers, which are preferably used to generate radiation, produced in a fabrication process. In the process, the plurality of GaN-based layers are applied to a composite substrate that includes a substrate body and an interlayer. A coefficient of thermal expansion of the substrate body is similar to or preferably greater than the coefficient of thermal expansion of the GaN-based layers, and the GaN-based layers are deposited on the interlayer. The interlayer and the substrate body are preferably joined by a wafer bonding process. | 08-23-2012 |
20130320384 | CERAMIC CONVERSION ELEMENT, SEMICONDUCTOR CHIP COMPRISING A CERAMIC CONVERSION ELEMENT AND METHOD FOR PRODUCING A CERAMIC CONVERSION ELEMENT - A ceramic conversion element includes an active ceramic layer that converts electromagnetic radiation in a first wavelength range into electromagnetic radiation in a second wavelength range, which is different from the first wavelength range, and a carrier layer transmissive to radiation in the first wavelength range and/or radiation in the second wavelength range, wherein an inhibitor layer is arranged between the active layer and the carrier layer, the inhibitor layer reducing diffusion of activator ions from the active layer into the carrier layer. | 12-05-2013 |
20140117396 | OPTOELECTRONIC SEMICONDUCTOR CHIP, OPTOELECTRONIC SEMICONDUCTOR COMPONENT, AND A METHOD FOR PRODUCING AN OPTOELECTRONIC SEMICONDUCTOR COMPONENT - An optoelectronic semiconductor chip includes a semiconductor body that emits primary light, and a luminescence conversion element that emits secondary light by wavelength conversion of at least part of the primary light, wherein the luminescence conversion element has a first lamina fixed to a first partial region of an outer surface of the semiconductor body, the outer surface emitting primary light, and leaves free a second partial region of the outer surface, the luminescence conversion element has a second lamina fixed to a surface of the first lamina facing away from the semiconductor body and spaced apart from the semiconductor body, the first lamina is at least partly transmissive to the primary radiation, a section of the second lamina covers at least the second partial region, and at least the section of the second lamina is designed to be absorbent and/or reflective and/or scattering for the primary radiation. | 05-01-2014 |
Patent application number | Description | Published |
20110059658 | MODULAR TERMINAL AND MODULAR TERMINAL BLOCK - A modular terminal having a terminal housing, a busbar, and two terminal elements for connecting two conductors to the busbar. Two functional slots are formed at both connecting ends in the terminal housing. The first functional slot provides a first connection possibility for a first test socket or a test plug, and, the second functional slot provides a second connection possibility for a fixed link or a jumper. In order to be able to mount the testing and switching equipment in a simple and flexible manner in the modular terminal, an additional third functional slot is formed at both connecting ends in the terminal housing, a third connection possibility corresponding to the third functional slot is formed at both connecting ends in the busbar, and the connection possibilities in the busbar are openings into which test sockets, test plugs, fixed links, or jumpers can be alternatively plugged. | 03-10-2011 |
20140021306 | SUPPORT STAND FOR SCREENING TERMINALS - Support stands for screening terminals are disclosed, such as a support stand having a main body comprised of a receiving device for a bus bar and a fixing device for fixing the bus bar in the receiving device. According to illustrative implementations, the main body can be latched onto a mounting rail in such a way that, when the bus bar is fixed in the receiving device by the fixing device, the longitudinal extension of the mounting rail is parallel to a longitudinal extension of the bus bar. In further implementations, the receiving device and the fixing device may be designed in conjunction with the bus bar to achieve various configurations and/or arrangements having specified angular position(s) of the bus bar. | 01-23-2014 |
Patent application number | Description | Published |
20090048173 | Use Of Dipyridamole For Treatment Of Resistance To Platelet Inhibitors - The invention relates to a method of treatment of resistance to platelet inhibitors, i.e. a method to overcome resistance of treatment with platelet inhibitors, said method comprising administering a therapeutically effective amount of dipyridamole in combination with a platelet inhibitor and, optionally, in combination with a third antithrombotic component such as direct thrombin inhibitors, factor Xa inhibitors, combined thrombin/factor Xa inhibitors, heparin, low molecular weight heparin, argatroban, bivalrudin, hirulog or polyglycans to a patient in need thereof. The invention further relates to the use of dipyridamole for the manufacture of a pharmaceutical composition for treatment of resistance to platelet inhibitors. The invention also relates to a method to diagnose resistance to treatment with platelet inhibitors, said method comprising measurement of the density of binding of Annexin V on platelets. | 02-19-2009 |
20090075949 | Use of dipyridamole in combination with antithrombotics for treatment and prevention of thromboembolic diseases - The invention relates to a method of treating and preventing thromboembolic disorders, comprising administering dipyridamole in combination with an antithrombotic selected from direct thrombin inhibitors, factor Xa inhibitors and combined thrombin/factor Xa inhibitors to a patient, pharmaceutical compositions suitable for this method of treatment as well as the use of dipyridamole for the manufacture of these pharmaceutical compositions. | 03-19-2009 |
20090192123 | Use of dipyridamole or mopidamole for treatment and prevention of thrombo-embolic diseases and disorders caused by excessive formation of Thrombin and/or by elevated expression of Thrombin receptors - A method of treatment of the human or non-human animal body for treating or preventing disorders caused by elevated thrombin or elevated thrombin receptor expression is disclosed, for example thromboembolic disease vascular syndromes, or proliferative diseases, which method comprises administering to a human or non-human animal body in need of such treatment an effective amount of a pharmaceutical composition containing dipyridamole, mopidamole or a pharmaceutically acceptable salt thereof, corresponding pharmaceutical compositions as well as the use of dipyridamole or mopidamole for the manufacture of these pharmaceutical compositions. | 07-30-2009 |
20090326633 | CONTROLLED RELEASE ENDOPROSTHETIC DEVICE - The invention relates to improved drug-delivery endoprosthetic device for insertion at a vascular site via catheter placement at the site, comprising:
| 12-31-2009 |