Patents Assigned to OSRAM AG
  • METHOD FOR CONTACTING A PRINTED CIRCUIT BOARD HAVING ELECTRIC CONTACTS ON BOTH SIDES AND SUCH A PRINTED CIRCUIT BOARD
    Publication number: 20120276758
    Abstract: A method for contacting a printed circuit board (1; 14, 15) provided with electrical contacts (8a-8d) on both sides (2, 5), wherein the electrical contacts (8a-8d) on both sides (2, 5) of the printed circuit board (1; 14) are at least partially contacted by at least one ZIF connector (10a, 10b; 13).
    Type: Application
    Filed: November 12, 2010
    Publication date: November 1, 2012
    Applicant: OSRAM AG
    Inventors: Thomas Donauer, David Dussault, Harald Stoyan
  • Electric lamp with an outer bulb and a built-in lamp and associated production method
    Publication number: 20120274199
    Abstract: In various embodiments, an electric lamp with an outer bulb and with a base fastened by means of a plate-like stand and a built-in lamp with a longitudinal axis, the outer bulb surrounding the built-in lamp, which is equipped with pinch seal with two narrow and two broad sides, two outer power supply lines protruding out of pinch seal being electrically conductively connected to feedlines leading to the base, built-in lamp being held without cement by a holding clip, wherein the holding clip has at least one clip part, including a basic body bent in the form of a U, two spring tongues being arranged on the basic body such that they embrace the broad sides of the pinch seal, a docking station for a feedline attached to the basic body, and contact being made between the basic body and an outer power supply line.
    Type: Application
    Filed: April 27, 2012
    Publication date: November 1, 2012
    Applicant: OSRAM AG
    Inventors: Roland Becht, Eric Korndoerfer, Roland Stark
  • Switchable current supply for auxiliary current circuits in a current converter
    Patent number: 8299647
    Abstract: A circuit arrangement with a switchable voltage supply for a control apparatus may include a DC voltage supply terminal; and an AC voltage supply terminal; a control apparatus including at least one input, an output and at least one supply terminal; three electronic switches, each having a control electrode, a reference electrode and a working electrode, wherein the reference electrode of the first electronic switch and of the second electronic switch is coupled to the first node; wherein the working electrode of the first electronic switch is coupled to the supply terminal of the control apparatus; wherein the control electrode of the first electronic switch is coupled to a reference potential, wherein at least one further load is coupled to the working electrode of the second electronic switch.
    Type: Grant
    Filed: November 15, 2007
    Date of Patent: October 30, 2012
    Assignee: Osram AG
    Inventors: Klaus Fischer, Josef Kreittmayr
  • Lighting Device and Method for Assembling a Lighting Device
    Publication number: 20120268953
    Abstract: A lighting device, comprising a cooling body with at least one receiving area for a printed circuit board in each case, and at least one printed circuit board inserted into the at least one receiving area, with the at least one printed circuit board having a light source on its front face and with at least one part of a rear face making at least thermal contact with the cooling body. The at least one printed circuit board has a rotational locking means in each case which engages with at least one rotational locking mating means of its receiving area.
    Type: Application
    Filed: November 15, 2010
    Publication date: October 25, 2012
    Applicant: OSRAM AG
    Inventors: Nicole Breidenassel, Tobias Frost, Guenter Hoetzl, Thomas Preuschl, Peter Sachsenweger
  • Light emitting diode lamp comprising one LED consuming a first electrical power and one radiation-emitting semiconductor component consuming an electrical dissipation power
    Patent number: 8292458
    Abstract: An LED lamp is specified, comprising at least one LED and at least one radiation-emitting semiconductor component, it being the case that when the LED lamp is operating, the at least one LED emits visible light and the at least one radiation-emitting semiconductor component emits electromagnetic radiation having a peak intensity outside the visible region of the spectrum.
    Type: Grant
    Filed: March 26, 2008
    Date of Patent: October 23, 2012
    Assignee: Osram AG
    Inventors: Ralph Peter Bertram, Robert Kraus
  • Ceramic electrode for a high-pressure discharge lamp
    Publication number: 20120262051
    Abstract: An electrode for a high-pressure discharge lamp may include a shaft and a head mounted thereon, wherein at least a section of the head includes ceramic material, wherein the ceramic material is a boride or carbide.
    Type: Application
    Filed: November 10, 2010
    Publication date: October 18, 2012
    Applicant: OSRAM AG
    Inventors: Philip Clissold Howell, Andreas Kloss, Gia Khanh Pham, Steffen Walter, Raquel de la Pena Alonso
  • DISPLAY DEVICE AND DISPLAY METHOD THEREFOR
    Publication number: 20120262425
    Abstract: In various embodiments, a device for displaying a signal, including an optical guide defining at least one propagation path for an optical radiation from an injection point of the radiation, in which the optical radiation propagating along this path is subject to attenuation due to being diffused and made visible outside said guide, and at least one source of optical radiation for receiving said signal and generating an optical radiation whose intensity is a function of said signal; said at least one optical radiation source being coupled to said at least one injection point to inject into said guide the optical radiation generated by said radiation source.
    Type: Application
    Filed: November 3, 2010
    Publication date: October 18, 2012
    Applicant: OSRAM AG
    Inventors: Cristian Andreola, Simone Capeleto, Alessandro Fuser
  • High-Pressure Discharge Lamp
    Publication number: 20120256545
    Abstract: A high-pressure discharge lamp comprising a lamp base (3), a discharge vessel, and components of an ignition device for igniting the gas discharge in the discharge vessel of the high-pressure discharge lamp (1), wherein the lamp base (3) comprises an interior in which the components of the ignition device are disposed, wherein at least the high-voltage components (500, 510, 520) of the ignition device form an assembly (5) disposed in the interior of the lamp base and having a dedicated housing (50)
    Type: Application
    Filed: November 2, 2010
    Publication date: October 11, 2012
    Applicant: OSRAM AG
    Inventors: Knut Asmussen, Karsten Pietsch, Matthias Protsch
  • Discharge lamp for dielectrically impeded discharge with rib-like supporting elements between the bottom plate and the top plate
    Patent number: 8284153
    Abstract: The present invention relates to a discharge lamp with a floor plate and a roof plate, which is designed for dielectrically impeded discharge, with at least two electrodes of different polarity being allocated to the sections of the discharge space, which is divided by rib-like support elements, with the electrodes located at a distance from the longitudinal support elements.
    Type: Grant
    Filed: May 31, 2007
    Date of Patent: October 9, 2012
    Assignee: Osram AG
    Inventors: Lothar Hitzschke, Frank Vollkommer
  • Circuit arrangement and method for the operation of high-pressure gas discharge lamps
    Patent number: 8283872
    Abstract: A circuit arrangement for supplying a lamp wattage on a high-pressure gas discharge lamp in the form of an alternating current having an operating frequency, said operating frequency being frequency-modulated within large limits such that no acoustic resonances are embodied in the lamp. Amplitude modulation through the frequency response of an interface is compensated by modulating an amplitude of a supply voltage.
    Type: Grant
    Filed: November 30, 2006
    Date of Patent: October 9, 2012
    Assignee: Osram AG
    Inventors: Warren P. Moskowitz, Joachim Mühlschlegel
  • Circuit for driving fluorescent lamp and light-emitting diode
    Publication number: 20120248994
    Abstract: Proposed is a circuit for driving a fluorescent lamp and a light-emitting diode. The circuit may include an inverter; a fluorescent lamp driving branch for driving a fluorescent lamp; a light-emitting diode driving branch for driving a light-emitting diode; a starting branch; and an alternate control branch. By using a simple circuit structure, various embodiments may realize a circuit capable of conveniently and alternately driving a fluorescent lamp and a light-emitting diode.
    Type: Application
    Filed: April 2, 2012
    Publication date: October 4, 2012
    Applicant: OSRAM AG
    Inventors: Wei Chen, Yanshun Xue, Yilong Ye, Guoji Zhong
  • START AUXILIARY DEVICE, BALLAST AND ILLUMINATION DEVICE
    Publication number: 20120248996
    Abstract: The present invention relates to a start auxiliary device for driving a gas discharge lamp cluster, the gas discharge lamp cluster comprising n gas discharge lamps connected in series, the start auxiliary device comprises: a primary start circuit including a primary start capacitor (C1) and a primary start inductor (L1); and a step-up unit (T1) including a first terminal (101), a second terminal (102), and a third terminal (103). When the step-up unit (T1) is excited by the primary start capacitor (C1) and the primary start inductor (L1) of the primary start circuit, the step-up unit (T1) outputs a high auxiliary start voltage at the third terminal (103) to start the respective gas discharge lamps in the gas discharge lamp cluster. In addition, the present invention also relates to a ballast having the start auxiliary device and an illumination device having the ballast.
    Type: Application
    Filed: November 19, 2010
    Publication date: October 4, 2012
    Applicant: OSRAM AG
    Inventors: Wei Chen, Shudong Li
  • Method of ignition regulation of discharge lamp and the corresponding electronic ballast circuit
    Patent number: 8278833
    Abstract: A method and corresponding electronic ballast circuit for regulating the ignition voltage of a discharge lamp is described. The circuit includes a discharge lamp with an AC operating voltage supplied by a half-bridge inverter circuit comprising two transistors. The method includes detecting the current flowing through one transistor of the two transistors, and comparing the detected current with a predetermined reference value. When the detected current exceeds a predetermined reference value, a driving period of the one transistor is terminated and the driving period of the other transistor of said two transistors is started, and the driving period of said other transistor is made to be the same as the terminated driving period of the one transistor.
    Type: Grant
    Filed: March 5, 2008
    Date of Patent: October 2, 2012
    Assignee: Osram AG
    Inventor: Wei Gao
  • Optical element
    Patent number: 8277088
    Abstract: In various embodiments, an optical element may include at least one elastically deformable support, on which at least one reflective layer is applied; and in addition at least one deformation apparatus for elastically deforming the at least one support.
    Type: Grant
    Filed: July 14, 2009
    Date of Patent: October 2, 2012
    Assignee: Osram AG
    Inventor: Harald Dellian
  • Evaluation device for the ignition energy of a discharge lamp
    Patent number: 8278836
    Abstract: An evaluation device for measuring the ignition energy of a discharge lamp that is ignited by means of a superposed ignition unit, with the aid of a measuring signal that is proportional to the voltage across the discharge, and a measuring signal that is proportional to the current flowing through the lamp, is provided. The evaluation device is configured such that the energy injected into a discharge lamp during a high voltage pulse is suitably evaluated by means of a combination of an analog circuit and a digital circuit.
    Type: Grant
    Filed: February 14, 2008
    Date of Patent: October 2, 2012
    Assignee: OSRAM AG
    Inventor: Ludger Wilken
  • Optoelectronic device
    Patent number: 8279514
    Abstract: An optoelectronic device for projecting a first beam (110) of coherent first electromagnetic radiation onto a surface (91) comprises a first radiation source (11), which is suitable for emitting a first beam (110) of coherent first electromagnetic radiation when in operation. The optoelectronic device additionally comprises a first phase-modifying element (21) in the beam path of the first electromagnetic radiation for changing the phase of the first electromagnetic radiation in a subzone (1102) of the first beam (110) and a radiation-directing element (4) in the beam path of the first electromagnetic radiation for changing a beam direction (P1, P2) of the first beam (110).
    Type: Grant
    Filed: January 24, 2007
    Date of Patent: October 2, 2012
    Assignee: Osram AG
    Inventor: Henning Rehn
  • Discharge lamp for dielectrically impeded discharge using a flat discharge vessel
    Patent number: 8279162
    Abstract: The invention relates to a discharge lamp with a floor plate and a roof plate designed for dielectrically impeded discharge, in which the minimum discharge distances are at least 10 mm.
    Type: Grant
    Filed: May 31, 2007
    Date of Patent: October 2, 2012
    Assignee: Osram AG
    Inventors: Lothar Hitzschke, Frank Vollkommer
  • LIGHT-EMITTING DEVICE AND METHOD FOR ASSEMBLING A LIGHT-EMITTING DEVICE
    Publication number: 20120241778
    Abstract: A light-emitting device, including a heatsink arranged at a tip of the light-emitting device, at least one light source, in particular a light-emitting diode, arranged on an underside of the heatsink, and a reflector arranged below the heatsink for reflecting at least some of the light emitted by the at least one light source.
    Type: Application
    Filed: September 30, 2010
    Publication date: September 27, 2012
    Applicant: OSRAM AG
    Inventors: Felix Franck, Fabian Reingruber
  • Luminaire
    Patent number: D668371
    Type: Grant
    Filed: September 29, 2010
    Date of Patent: October 2, 2012
    Assignee: OSRAM AG
    Inventors: Kaan Alpaslan, Klaus Burkard
  • LED lamp
    Patent number: D670414
    Type: Grant
    Filed: April 3, 2012
    Date of Patent: November 6, 2012
    Assignee: Osram AG
    Inventor: Dong Guohui