Patent application number | Description | Published |
20080212639 | Broadband Laser Lamp with Reduced Speckle - The present invention is directed to a laser resonator emitting visible radiation with reduced speckle noise, wherein said optical resonator is formed by at least two mirrors at both ends of a visible radiation emitting lasing material, wherein that optical resonator enhances multimode operation, so that said visible radiation emitting lasing material emits a spectrally broadened visible radiation, wherein the enveloping function of said spectrally broadened visible radiation has a full width at half maximum (FWHW) within 1 nm to 15 nm. | 09-04-2008 |
20080265777 | Lamp with Closing Means in Case of an Explosion of the Burner - The invention relates to a lamp, e.g. a UHP-Lamp, comprising a burner with an ionizable filling and an amount of mercury contained therein, having at least one closing means ( | 10-30-2008 |
20080273570 | Optically Pumped Waveguide Laser With a Tapered Waveguide Section - The present invention relates to an optically pumped waveguide laser ( | 11-06-2008 |
20080303442 | Lamp with Housing Arrangement for the Reduction of Mercury Exposure Towards the Environment in Case of an Explosion of the Burner - The invention relates to a lamp, e.g. a UHP-Lamp, comprising a burner ( | 12-11-2008 |
20090009095 | Method and Circuit Arrangement for Operating a Discharge Lamp - A method and a circuit arrangement are described for operating a discharge lamp is described, especially a high-intensity discharge lamp or lamps (HID) or UHP [ultra high performance]-lamp, which is/are distinguished by a first and a second operating phase with a higher first or a lower second frequency of the lamp AC, wherein the operating phases are activated alternatingly at defined intervals and for defined periods of time, in order to achieve a stable arc discharge and only a low burnout or rise in burning voltage of the lamp during its life by configuring certain forms of electrode tips. Furthermore, are described an illumination unit with a discharge lamp and such a circuit arrangement as well as a projection system with a projection display and such an illumination unit. | 01-08-2009 |
20090046254 | PROJECTOR SYSTEM - An laser based image projection system for displaying images, which comprises an LCD device and projection optics. By introducing a diffuser between the LCD device and the projection optics, the quality of the projected image is improved. The visibility of material imperfections in the optical the beam path, which were previously visible in the projected image due to the large field-of-depth of the system, is now reduced. | 02-19-2009 |
20100134803 | LASER SENSOR FOR SELF-MIXING INTERFEROMETRY WITH INCREASED DETECTION RANGE - The present invention relates to a laser sensor for self-mixing interferometry. The laser sensor comprises at least one semiconductor laser light source emitting laser radiation and at least one photodetector ( | 06-03-2010 |
20100141906 | METHOD FOR DRIVING A HIGH-PRESSURE GAS DISCHARGE LAMP OF A PROJECTOR SYSTEM - A method for driving a high-pressure gas discharge lamp of a projector system, which is suitable to produce and to supply to a light valve device during a projection interval ( | 06-10-2010 |
20100189142 | SURFACE-EMITTING EXTERNAL CAVITY LASER DEVICE - A surface-emitting extended cavity laser with intracavity frequency conversion is provided with at least one surface-emitting laser element ( | 07-29-2010 |
20100230863 | SYSTEM FOR AND METHOD OF HEATING OBJECTS IN A PRODUCTION LINE - A system and method ( | 09-16-2010 |
20100272145 | VECSEL-PUMPED SOLID-STATE LASER - The present invention relates to a solid-state laser system constituted bya solid-state laser whichis optically pumped by a vertical extended cavity surface emitting laser (VECSEL). The solid-state laser comprises a solid-state laser medium ( | 10-28-2010 |
20100328680 | OPTICAL SENSOR - An optical sensor ( | 12-30-2010 |
20100329298 | INTRACAVITY FREQUENCY-CONVERTED SOLID-STATE LASER FOR THE VISIBLE WAVELENGTH REGION - The present invention provides an intracavity frequency-converted solid state laser for the visible wavelength region. The laser comprises a semiconductor laser ( | 12-30-2010 |
20110035093 | SENSOR SYSTEM, VEHICLE CONTROL SYSTEM AND DRIVER INFORMATION SYSTEM FOR VEHICLE SAFETY - A sensor system is described, using self-mixing laser sensors ( | 02-10-2011 |
20110075692 | ATOMIC FREQUENCY ACQUISITION DEVICE BASED ON SELF-MIXING INTERFERENCE - The present invention relates to an atomic frequency acquisition device comprising a gas cell ( | 03-31-2011 |
20110126617 | LASER SENSOR BASED SYSTEM FOR STATUS DETECTION OF TIRES - A system is described which enables parameters of a tire ( | 06-02-2011 |
20110148317 | METHOD FOR DRIVING A HIGH-PRESSURE GAS DISCHARGE LAMP OF A PROJECTOR SYSTEM - A method for driving a high-pressure gas discharge lamp of a projector system, which is suitable to produce and to supply to a light valve device during a projection interval ( | 06-23-2011 |
20110160967 | VELOCITY DETERMINATION APPARATUS - The invention relates to a velocity determination apparatus for determining a relative velocity between a first object ( | 06-30-2011 |
20120016615 | METHOD FOR ADJUSTING A SELF MIXING LASER SENSOR SYSTEM FOR MEASURING THE VELOCITY OF A VEHICLE - The method is based on a determination of the orientation of the sensor to the surface moving with respect to the sensor and then acquiring data where the lateral velocity is small and the forward velocity is large. Then, the orientation of the sensor with respect to the direction of the forward velocity is determined and the velocity data subsequently measured are corrected using the measured orientation of the sensor with respect to the reference surface and the forward velocity direction. | 01-19-2012 |
20120116373 | LIGHT APPLICATION APPARATUS FOR APPLYING LIGHT TO AN OBJECT - The invention relates to a light application apparatus ( | 05-10-2012 |
20120128023 | SWITCHABLE DUAL WAVELENGTH SOLID STATE LASER - The present invention relates to a switchable dual wavelength solid state laser with a solid state gain medium ( | 05-24-2012 |
20120147912 | VERTICAL CAVITY SURFACE EMITTING LASER DEVICE WITH ANGULAR-SELECTIVE FEEDBACK - The present invention relates to a laser device comprising at least one large area VCSEL ( | 06-14-2012 |
20120176595 | METHOD OF OPERATING A SMI SENSOR AND CORRESPONDING SENSOR DEVICE - The present invention refers to a method of operating a self-mixing interference sensor and a corresponding self-mixing interference sensor device. In the method the laser ( | 07-12-2012 |
20120273480 | HEATING SYSTEM AND METHOD OF HEATING A BODY OF A PREFORM - The invention describes a heating system ( | 11-01-2012 |
20120281293 | LASER DEVICE WITH CONFIGURABLE INTENSITY DISTRIBUTION - The present invention relates to a laser device comprising an array of several large area VCSELs ( | 11-08-2012 |
20130176375 | PRINTING APPARATUS AND METHOD FOR CONTROLLING A PRINTING APPARATUS - The invention relates to a laser based printing apparatus ( | 07-11-2013 |