Patents Assigned to OSRAM Gesellschaft mit beschrankter Haftung
  • Patent number: 8593390
    Abstract: An illumination device comprises at least one light module (1) wherein the light module (1) comprises a circuit board (2) to which a plurality of groups (30) of light sources (3a, 3b, 3c) are applied and a carrier (6) on which the light module (1) is fixed. A display apparatus comprising such an illumination device is also disclosed.
    Type: Grant
    Filed: December 15, 2006
    Date of Patent: November 26, 2013
    Assignee: OSRAM Gesellschaft mit beschrankter Haftung
    Inventors: Ludwig Plötz, Markus Zeiler, Michael Sailer, Kurt-Jürgen Lang, Robert Kraus, Harald Stoyan
  • Patent number: 8587214
    Abstract: An LED module for backlighting a screen comprising at least one LED, (LR, LG1, LG2, LB), a sensor device for detecting at least one physical quantity, and a drive device for driving the at least one LED (LR, LG1, LG2, LB) depending on a signal from the sensor device.
    Type: Grant
    Filed: December 15, 2006
    Date of Patent: November 19, 2013
    Assignee: OSRAM Gesellschaft mit beschrankter Haftung
    Inventors: Peter Niedermeier, Oskar Schallmoser
  • Patent number: 8585212
    Abstract: A lighting system comprising a first light source, which is adapted to generate light of a first color, and at least one second light source, which is adapted to generate light of a second color, wherein the light sources are driven so as to generate a predeterminable color sequence, wherein the light sources are operated by a common control unit and driven by said control unit in the sequence required for generating the predeterminable color sequence. The light sources are connected in parallel and are electrically coupled to an energy supply unit via a first circuit node. The lighting system comprises a regulator unit and coupled to the control unit via a signal line, and wherein the control unit is adapted to predetermine a desired energy output of the energy supply unit via the regulator unit, to be precise depending on the individual color within the color sequence.
    Type: Grant
    Filed: May 2, 2007
    Date of Patent: November 19, 2013
    Assignee: OSRAM Gesellschaft mit beschrankter Haftung
    Inventors: Andreas Huber, Ralf Hying, Oskar Schallmoser
  • Patent number: 8579464
    Abstract: An illumination arrangement comprising a plurality of light-emitting semiconductor components (1), arranged in a row, a diffuser (2), which is illuminated by the light-emitting semiconductor components during operation of the illumination arrangement, intermixes light emitted by the semiconductor components during operation and has a light coupling-out area (200) remote from the semiconductor components, and two mutually opposite, reflective longitudinal side faces (3), between which the row of light-emitting semiconductor components is arranged, which run perpendicular or obliquely with respect to the light coupling-out area, and which reflect at least part of the light emitted by the light-emitting semiconductor components during operation in the direction toward the light coupling-out area.
    Type: Grant
    Filed: November 8, 2011
    Date of Patent: November 12, 2013
    Assignee: OSRAM Gesellschaft mit beschrankter Haftung
    Inventor: Katrin Schroll
  • Patent number: 8558437
    Abstract: A lamp may include at least one housing; a heat source connected thereto; and a base for connection to a lampholder, wherein the base has at least one heat dissipation surface, and wherein at least one heat source is thermally conductively connected to at least one heat dissipation surface.
    Type: Grant
    Filed: September 10, 2008
    Date of Patent: October 15, 2013
    Assignee: Osram Gesellschaft mit beschrankter Haftung
    Inventors: Wolfgang Pabst, Robert Kraus, Thomas Noll, Ulrich Henger
  • Patent number: 8552647
    Abstract: A high-voltage pulse generator based on a spiral pulse generator, wherein the spiral pulse generator is implemented as an LTCC component and is wound from at least two ceramic and at least two metal-containing layers, and the high-voltage pulse generator can be introduced into a cylindrical volume V=d2*?*3*d whose length is three times as long as the diameter of the volume, and the volume of the high-voltage pulse generator is greater than one-third of the cylindrical volume. Also disclosed is a high-pressure discharge lamp having a tubular outer piston, wherein the outer piston of the high-pressure discharge lamp has an aforesaid high-voltage pulse generator.
    Type: Grant
    Filed: July 16, 2009
    Date of Patent: October 8, 2013
    Assignee: OSRAM Gesellschaft mit beschrankter Haftung
    Inventors: Andreas Kloss, Steffen Walter
  • Patent number: 8552627
    Abstract: A retaining frame (2) having at least one optical element (3) secured thereto by injection molding, with the at least one optical element (3) being embodied for beam shaping at least by means of total internal reflection and/or diffraction.
    Type: Grant
    Filed: July 13, 2009
    Date of Patent: October 8, 2013
    Assignee: OSRAM Gesellschaft mit beschrankter Haftung
    Inventors: Peter Frey, Thomas Reiners, Ralf Vollmer
  • Patent number: 8552320
    Abstract: A switch for generating short-term supply-line interruptions during switching-on with contact elements (1, 2, 3, 5, 6, 21, 22, 23) and an actuating element (4) for opening and closing electrical contacts between the contact elements, wherein (1, 2, 3, 5, 6, 21, 22, 23). A first contact element (1, 5, 21) is mounted elastically and, when a contact is closed via the first contact element (1, 5, 21), can be deflected elastically in such a way that the contact, after initial closing, is opened again by the elastic deflection.
    Type: Grant
    Filed: October 21, 2008
    Date of Patent: October 8, 2013
    Assignee: OSRAM Gesellschaft mit beschrankter Haftung
    Inventor: Harald Dellian
  • Patent number: 8529095
    Abstract: A bulb-shaped LED lamp includes a plurality of high-intensity LED modules 2 where a high-intensity LED is attached on an LED fixing base plate, a heat sink 5 where the high-intensity LED modules 2 are attached on an end face in an axial direction thereof along a circumferential direction, for performing radiation of the high-intensity LED modules 2, a reflector 4 which is provided so as to surround the plurality of high-intensity LED modules 2, for guiding light from the high-intensity LED modules 2 forward, an electronic circuit for driving 6 which drives the high-intensity LED modules 2, a housing 7 which houses the heat sink 5, the electronic circuit for driving 6, and a portion of the reflector 4 therein, and a globe 8 which configures an outer shell together with the housing 7.
    Type: Grant
    Filed: September 19, 2007
    Date of Patent: September 10, 2013
    Assignee: Osram Gesellschaft mit beschrankter Haftung
    Inventor: Daijiro Konaka
  • Patent number: 8502439
    Abstract: An electrode for a discharge lamp, wherein the electrode comprises a pin and a mass arranged on an end of the pin by melting over an electrode coil. The pin consists of tungsten with microstructure-stabilizing additives, wherein the concentration of the microstructure-stabilizing additives is greater than or equal to 30 ppm. The electrode coil consists of pure tungsten, which has additives at most up to a concentration of 20 ppm.
    Type: Grant
    Filed: September 5, 2008
    Date of Patent: August 6, 2013
    Assignee: OSRAM Gesellschaft mit beschrankter Haftung
    Inventor: Markus Stange
  • Patent number: 8492994
    Abstract: A method for making a lamp wattage available for operating at least one gas discharge lamp depending on a dimming signal which is input into a wattage factor correction circuit, having a switch element that is switched on clocked by a switch-on time, wherein the wattage factor correction circuit emits an intermediate circuit voltage which in turn is input into a converter that makes the lamp wattage available, comprising the steps of: in an operating phase in which the dimming signal has no phase leading edge and no phase trailing edge, the wattage factor correction circuit and the converter are regulated independently of each other using a separate regulating circuit in each case; and in an operating phase in which the dimming signal has a phase leading edge or a phase trailing edge, the two independent regulating circuits are coupled to each other via a higher-order third regulating circuit such that the lamp wattage of the converter is adjusted such that the switch-on time of the switch element in the watt
    Type: Grant
    Filed: October 22, 2008
    Date of Patent: July 23, 2013
    Assignee: OSRAM Gesellschaft mit beschrankter Haftung
    Inventors: Alois Braun, Walter Limmer, Maximilian Schmidl
  • Patent number: 8491177
    Abstract: A high-pressure discharge lamp comprising a translucent lamp bulb (1), which extends along a longitudinal axis of the lamp and is attached to a plastic base (2; 302), which is essentially surrounded by a metal shielded enclosure (4; 104), a metal reference ring (8; 208; 308), which is attached to an inner base part (6; 106; 306) of the plastic base (2; 302), and can is adapted to be brought into contact with a lamp module or vehicle headlight, wherein the reference ring (8; 208; 308) has at least one contact section (16; 216; 316), which is in electroconductive contact with the shielded enclosure.
    Type: Grant
    Filed: March 3, 2010
    Date of Patent: July 23, 2013
    Assignee: OSRAM Gesellschaft mit beschrankter Haftung
    Inventors: Kilian Klages, Karsten Pietsch
  • Patent number: 8482928
    Abstract: Connecting a first (12) and a second (14) printed circuit board or PCB carrying a LED lighting source (10) and the associated drive circuitry involves providing board connection pads (12a, 14a) at said first (12) and second (14) PCBs, and arranging a flex PCB (16) in a bridge-like fashion between the first (12) and second (14) PCBs. The flex PCB (16) has connection pads (16a) for bonding with the board connection pads (12a, 14a) of the PCBs (12, 14). The connection pads (16a) in the flex PCB (16) arranged in a bridge-like fashion between the first (12) and second (14) PCBs are bonded with the connection pads (12a, 14a) of the first (12) and second (14) PCBs, so that the first (12) and second (14) PCBs are connected.
    Type: Grant
    Filed: October 15, 2009
    Date of Patent: July 9, 2013
    Assignee: Osram Gesellschaft Mit Beschrankter Haftung
    Inventors: Simone Capeleto, Christian Hacker
  • Patent number: 8460579
    Abstract: A red-emitting phosphor composed of an M-Al—Si—N system, comprising a cation M, wherein M is represented by at least one of the elements Ca or Ba or Sr and, if appropriate, can additionally be combined with at least one further element from the group Mg, Zn, Cd, wherein the phosphor is activated with Eu, which partly replaces M, and wherein the phosphor additionally contains LiF.
    Type: Grant
    Filed: April 11, 2008
    Date of Patent: June 11, 2013
    Assignee: OSRAM Gesellschaft mit beschränkter Haftung
    Inventors: Daniel Becker, Tim Fiedler, Frank Jermann, Bianca Pohl, Martin Zachau
  • Patent number: 8450919
    Abstract: The invention relates to an illuminant compound for a discharge lamp (1), said compound having an emission spectrum in the green spectral range and being designed to absorb the radiation emitted in the visible spectral range by an Hg source and to convert said visible radiation of the Hg source into the emission spectrum of the illuminant compound. The invention also relates to a discharge lamp comprising an illuminant compound of this type.
    Type: Grant
    Filed: July 9, 2008
    Date of Patent: May 28, 2013
    Assignee: OSRAM Gesellschaft mit beschränkter Haftung
    Inventors: Frank Jermann, Armin Konrad, Martin Zachau
  • Patent number: 8441189
    Abstract: Two or more separate discharge spaces (8, 9) are provided in the discharge vessel (2) of a dielectric barrier discharge lamp (1), said discharge spaces (8, 9) each being filled with a discharge medium. This provides the possibility of producing radiation with two or more wavelengths which are characteristic of the respectively used discharge media using a single lamp (1).
    Type: Grant
    Filed: June 21, 2010
    Date of Patent: May 14, 2013
    Assignee: OSRAM Gesellschaft mit beschrankter Haftung
    Inventors: Helmut Halfmann, Axel Hombach
  • Patent number: 8436711
    Abstract: An ignition transformer (80) for generating an ignition voltage for a high-pressure gas discharge lamp (5) which has a high-pressure gas discharge lamp burner (50), comprising a ferrite core (81) and at least one primary winding (86) and at least one secondary winding (87), the at least one secondary winding (87) being formed from an insulated metal strip that is disposed on the ferrite core (81) in such a way that the end of the at least one secondary winding (87) that carries the high-voltage is disposed on the inside, wherein the ferrite core has the form of a film reel, and the secondary winding (87) is wound onto the ferrite core like a film.
    Type: Grant
    Filed: November 18, 2009
    Date of Patent: May 7, 2013
    Assignee: OSRAM Gesellschaft mit beschrankter Haftung
    Inventors: Manfred Röhl, Bernhard Siessegger
  • Patent number: 8425080
    Abstract: An object is to provide an LED lamp in which the number of LEDs is reduced by using high-intensity LEDs, and point light sources are converted into a linear light source or the like by a light diffusion sheet. The LED lamp includes an outer shell case 2 with a U shape in section opening on one face, a reflecting plate 3 with a trapezoidal shape in section provided on the side of an opening portion in the outer shell case 2 and opening in the same direction as the outer shell case 2, a plurality of LED modules 5 using high-intensity LEDs 5a and mounted on a bottom portion which is a short side of the reflecting plate 3, a diffusion sheet 4 for diffusing light provided near the opening portion of the outer shell case 2, and a lighting circuit 6 for lighting the LEDs 5a provided on a bottom portion in the outer shell case 2.
    Type: Grant
    Filed: September 19, 2007
    Date of Patent: April 23, 2013
    Assignee: Osram Gesellschaft mit beschrankter Haftung
    Inventor: Daijiro Konaka
  • Patent number: 8415895
    Abstract: A lamp with a base (1) and at least one light emitting semiconductor component (2) is disclosed. The base has at least two external electrical connections (11, 12) and at least two electrical connection parts (13, 14). The electrical connection parts are provided for electrically connecting the light emitting semiconductor component and are respectively connected to one of the external electrical connections in an electrically conducting manner. The light emitting semiconductor component is mounted on a carrier (3) and is electrically connected to at least two electrical contacting elements (31, 32), which are arranged and/or fixed on the carrier. Each of the electrical contacting elements is directly adjacent to one of the electrical connection parts and connected to it in an electrically conducting manner.
    Type: Grant
    Filed: December 12, 2007
    Date of Patent: April 9, 2013
    Assignee: OSRAM Gesellschaft mit beschrankter Haftung
    Inventors: Markus Hofmann, Rainer Huber
  • Patent number: 8398891
    Abstract: A red-emitting phosphor composed of an M-Al—Si—N system, comprising a cation M, wherein M is represented by at least one of the elements Ca or Ba or Sr and, if appropriate, can additionally be combined with at least one further element from the group Mg, Zn, Cd, wherein the phosphor is activated with Eu, which partly replaces M, and wherein the phosphor additionally contains LiF.
    Type: Grant
    Filed: April 11, 2008
    Date of Patent: March 19, 2013
    Assignee: OSRAM Gesellschaft mit beschrankter Haftung
    Inventors: Daniel Becker, Tim Fiedler, Frank Jermann, Bianca Pohl, Martin Zachau