Patents by Inventor Daniel Bichler
Daniel Bichler has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 10505080Abstract: A lighting device is specified. The lighting device comprises a phosphor having the general molecular formula (MA)a(MB)b(MC)c(MD)d(TA)e(TB)f(TC)g(TD)h(TE)i(TF)j(XA)k(XB)l(XC)m(XD)n:E. In this case, MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof, XC=N and XD=C and E=Eu, Ce, Yb and/or Mn. The following furthermore hold true: a+b+c+d=t; e+f+g+h+i+j=u; k+l+m+n=v; a+2b+3c+4d+e+2f+3g+4h+5i+6j?k?2l?3m?4n=w; 0.8?t?1; ?3.Type: GrantFiled: August 10, 2017Date of Patent: December 10, 2019Assignee: OSRAM OPTO SEMICONDUCTORS GMBHInventors: Markus Seibald, Dominik Baumann, Tim Fiedler, Stefan Lange, Hubert Huppertz, Daniel Dutzler, Thorsten Schroeder, Daniel Bichler, Simon Peschke
-
Patent number: 10479936Abstract: A phosphor is specified. The phosphor has the general molecular formula: (MA)a(MB)b(MC)c(MD)d(TA)e(TB)f(TC)g(TD)h(TE)i(TF)j(XA)k(XB)l(XC)m(XD)n:E. In this case, MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof, —E=Eu, Ce, Yb and/or Mn, XC=N and XD=C. The following furthermore hold true: a+b+c+d=t; e+f+g+h+i+j=u; k+l+m+n=v; a+2b+3c+4d+e+2f+3g+4h+5i+6j?k?2l?3m?4n=w; 0.8?t?1; 3.5?u?4; 3.5?v?4; (?0.2)?w?0.2 and 0?m<0.Type: GrantFiled: November 22, 2018Date of Patent: November 19, 2019Assignee: OSRAM OPTO-SEMICONDUCTORS GMBHInventors: Markus Seibald, Dominik Baumann, Stefan Lange, Hubert Huppertz, Thorsten Schroeder, Daniel Bichler, Gudrun Plundrich, Simon Peschke, Gregor Hoerder, Gina Maya Achrainer, Klaus Wurst
-
Publication number: 20190322934Abstract: A phosphor is specified. The phosphor has the general molecular formula: (MA)a(MB)b(MC)c(MD)d(TA)e(TB)f(TC)g(TD)h(TE)i(TF)j(XA)k(XB)l(XC)m(XD)n:E. In this case, MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof, -E=Eu, Ce, Yb and/or Mn, XC=N and XD=C. The following furthermore hold true: a+b+c+d=t; e+f+g+h+i+j=u; k+l+m+n=v; a+2b+3c+4d+e+2f+3g+4h+5i+6j?k?2l?3m?4n=w; 0.8?t?1; 3.5?u?4; 3.5?v?4; (?0.2)?w?0.Type: ApplicationFiled: August 10, 2017Publication date: October 24, 2019Inventors: Markus Seibald, Dominik Baumann, Tim Fiedler, Stefan Lange, Hubert Huppertz, Daniel Dutzler, Thorsten Schroeder, Daniel Bichler, Simon Peschke
-
Publication number: 20190326481Abstract: A lighting device is specified. The lighting device comprises a phosphor having the general molecular formula (MA)a(MB)b(MC)c(MD)d(TA)e(TB)f(TC)g(TD)h(TE)i(TF)j(XA)k(XB)l(XC)m(XD)n:E. In this case, MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof, XC=N and XD=C and E=Eu, Ce, Yb and/or Mn. The following furthermore hold true: a+b+c+d=t; e+f+g+h+i+j=u; k+l+m+n=v; a+2b+3c+4d+e+2f+3g+4h+5i+6j?k?2l?3m?4n=w; 0.8?t?1; ?3.Type: ApplicationFiled: August 10, 2017Publication date: October 24, 2019Inventors: Markus Seibald, Dominik Baumann, Tim Fiedler, Stefan Lange, Hubert Huppertz, Daniel Dutzler, Thorsten Schroeder, Daniel Bichler, Simon Peschke
-
Publication number: 20190157520Abstract: A lighting device is specified. The lighting device comprises a phosphor having the general molecular formula (MA)a(MB)b(MC)c(MD)d(TA)e(TB)f(TC)g(TD)h(TE)i(TF)j(XA)k(XB)l(XC)m(XD)n:E. In this case, MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof, XC=N and XD=C and E=Eu, Ce, Yb and/or Mn. The following furthermore hold true: a+b+c+d=t; e+f+g+h+i+j=u; k+l+m+n=v; a+2b+3c+4d+e+2f+3g+4h+5i+6j?k?2l?3m?4n=w; 0.8?t?1; ?3.Type: ApplicationFiled: November 22, 2018Publication date: May 23, 2019Inventors: Markus Seibald, Dominik Baumann, Stefan Lange, Hubert Huppertz, Thorsten Schroeder, Daniel Bichler, Gudrun Plundrich, Simon Peschke, Gregor Hoerder, Gina Maya Achrainer, Klaus Wurst
-
Publication number: 20190144745Abstract: A phosphor is specified. The phosphor has the general molecular formula: (MA)a(MB)b(MC)c(MD)d(TA)e(TB)f(TC)g(TD)h(TE)i(TF)j(XA)k(XB)l(XC)m(XD)n:E. In this case, MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof, -E=Eu, Ce, Yb and/or Mn, XC?N and XD=C. The following furthermore hold true: a+b+c+d=t; e+f+g+h+i+j=u; k+l+m+n=v; a+2b+3c+4d+e+2f+3g+4h+5i+6j?k?2l?3m?4n=w; 0.8?t?1; 3.5?u?4; 3.5?v?4; (?0.2)?w?0.2 and 0?m<0.Type: ApplicationFiled: November 28, 2018Publication date: May 16, 2019Inventors: Markus Seibald, Dominik Baumann, Tim Fiedler, Stefan Lange, Hubert Huppertz, Daniel Dutzler, Thorsten Schroeder, Daniel Bichler, Gudrun Plundrich, Simon Peschke, Gregor Hoerder, Gina Maya Achrainer, Klaus Wurst
-
Publication number: 20190144744Abstract: A phosphor is specified. The phosphor has the general molecular formula: (MA)a(MB)b(MC)c(MD)d(TA)e(TB)f(TC)g(TD)h(TE)i(TF)j(XA)k(XB)l(XC)m(XD)n:E. In this case, MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof,—E=Eu, Ce, Yb and/or Mn, XC=N and XD=C. The following furthermore hold true: a+b+c+d=t; e+f+g+h+i+j=u; k+l+m+n=v; a+2b+3c+4d+e+2f+3g+4h+5i+6j?k?2l?3m?4n=w; 0.8?t?1; 3.5?u?4; 3.5?v?4; (?0.2)?w?0.2 and 0?m<0.Type: ApplicationFiled: November 22, 2018Publication date: May 16, 2019Inventors: Markus Seibald, Dominik Baumann, Stefan Lange, Hubert Huppertz, Thorsten Schroeder, Daniel Bichler, Gudrun Plundrich, Simon Peschke, Gregor Hoerder, Gina Maya Achrainer, Klaus Wurst
-
Publication number: 20190093011Abstract: A lighting device is specified. The lighting device comprises a phosphor having the general molecular formula (MA)a(MB)b(MC)c(MD)d(TA)e(TB)f(TC)g(TD)h(TE)i(TF)j(XA)k(XB)l(XC)m(XD)n:E. In this case, MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof, XC=N and XD=C and E=Eu, Ce, Yb and/or Mn. The following furthermore hold true: a+b+c+d=t; e+f+g+h+i+j=u; k+l+m+n=v; a+2b+3c+4d+e+2f+3g+4h+5i+6j?k?2l?3m?4n=w; 0.Type: ApplicationFiled: November 28, 2018Publication date: March 28, 2019Inventors: Markus Seibald, Dominik Baumann, Tim Fiedler, Stefan Lange, Hubert Huppertz, Daniel Dutzler, Thorsten Schroeder, Daniel Bichler, Gudrun Plundrich, Simon Peschke, Gregor Hoerder, Gina Maya Achrainer, Klaus Wurst
-
Patent number: 10174245Abstract: A method for producing a luminescent material includes producing a mixture of starting substances, wherein the starting substances have a first component and a second component. The first component is selected from a group that comprises aluminum, silicon, at least one element of the 2nd main group of the periodic table and at least one element of the lanthanides and combinations thereof. The second component comprises oxygen and/or nitrogen. The method also includes annealing the mixture at a temperature of at least 1300° C. in a reducing atmosphere. After method the annealing, at least one or several phases are obtained. At least one phase comprises a luminescent material. The luminescent material absorbs at least a portion of an electromagnetic primary radiation in the UV or blue range and emits an electromagnetic secondary radiation with an emission maximum of greater than or equal to 600 nm.Type: GrantFiled: April 30, 2014Date of Patent: January 8, 2019Assignee: OSRAM Opto Semiconductor GmbHInventors: Bianca Pohl-Klein, Daniel Bichler, Raquel de la Peña Alonso
-
Patent number: 10170984Abstract: In accordance with an embodiment, a method, includes operating a power converter that comprises an electronic switch connected in series with an inductor in one of a first operation mode and a second operation mode. Operating the power converter in each of the first operation mode and the second operation mode includes driving the electronic switch in a plurality of successive drive cycles based on drive parameter. Each of the plurality of drive cycles includes an on-time in which the electronic switch is switched on and an off-time in which the electronic switch is switched off.Type: GrantFiled: September 28, 2016Date of Patent: January 1, 2019Assignee: INFINEON TECHNOLOGIES AUSTRIA AGInventors: Martin Krueger, Daniel Bichler, Jing Hu, Markus Schmid, Juergen Stahl
-
Publication number: 20180305613Abstract: The invention relates to a red-emitting luminescent material of the formula AE16?xCexSi17?zAlzN32+y?zO2?y+z wherein AE=Mg, Ca, Sr and/or Ba, 0<x?2, 0?y?5, 0?z?3 and y+z<2.Type: ApplicationFiled: June 22, 2016Publication date: October 25, 2018Inventors: Daniel BICHLER, Christian KOCH, Johanna STRUBE-KNYRIM
-
Publication number: 20180277720Abstract: Wavelength converters including coarse particles/grains of a red nitride phosphor are disclosed. In some embodiments the red nitride phosphor is a (Ca,Sr,Ba)2Si5N8:Eu phosphor with a D50 grain size or a D50 particle size that is ?5 microns. The red nitride phosphor may be encapsulated within an organic matrix or present in an inorganic matrix. In the latter case, the inorganic matrix may include fine grains with a D50 grain size <5 microns. Methods of making such wavelength converters and devices including such wavelength converters are also described.Type: ApplicationFiled: September 19, 2016Publication date: September 27, 2018Inventors: Yi Zheng, Sonja Tragl, Juliane Kechele, Johanna Strube-Knyrim, Madis Raukas, Stefan Lange, Daniel Bichler
-
Patent number: 9966503Abstract: An optoelectronic semiconductor component and a method for manufacturing an optoelectronic semiconductor component are disclosed. In an embodiment, the component includes a plurality of active regions configured to generate a primary radiation and a plurality of luminescent material particles configured to convert the primary radiation into a secondary radiation, wherein the active regions are arranged spaced apart from each other, wherein each active region has a main extension direction, wherein each active region has a core region comprising a first semiconductor material, wherein each active region has an active layer covering the core region, wherein each active region has a cover layer comprising a second semiconductor material and covering the active layer, wherein at least some of the luminescent material particles are arranged between the active regions, and wherein a diameter of a majority of the luminescent material particles is smaller than a distance between two adjacent active regions.Type: GrantFiled: December 18, 2014Date of Patent: May 8, 2018Assignee: OSRAM OPTO SEMICONDUCTORS GMBHInventors: Martin Straβburg, Martin Mandl, Tilman Schimpke, Ion Stoll, Barbara Huckenbeck, Franz Zwaschka, Daniel Bichler
-
Publication number: 20180091046Abstract: In accordance with an embodiment, a method, includes operating a power converter that comprises an electronic switch connected in series with an inductor in one of a first operation mode and a second operation mode. Operating the power converter in each of the first operation mode and the second operation mode includes driving the electronic switch in a plurality of successive drive cycles based on drive parameter. Each of the plurality of drive cycles includes an on-time in which the electronic switch is switched on and an off-time in which the electronic switch is switched off.Type: ApplicationFiled: September 28, 2016Publication date: March 29, 2018Inventors: Martin Krueger, Daniel Bichler, Jing Hu, Markus Schmid, Juergen Stahl
-
Patent number: 9903541Abstract: Various embodiments may relate to a device for providing electromagnetic radiation, including a radiation assembly for generating excitation radiation, and at least one conversion element for generating conversion radiation, which has at least one first phosphor and which is arranged at a distance to the radiation assembly in a beam path of the excitation radiation. As the first phosphor, a nitridosilicate of the type M2Si5N8:D is used, wherein D= activator and wherein M is selected from the group barium, strontium, calcium alone or in combination, wherein the mean grain size d50 of the phosphor is at least 10 ?m.Type: GrantFiled: June 14, 2013Date of Patent: February 27, 2018Assignee: OSRAM GmbHInventors: Daniel Bichler, Tim Fiedler
-
Patent number: 9828546Abstract: A method can be used for producing a powdery precursor material for an optoelectronic component having a first phase of the following general composition (Ca1-a-b-c-d-eZndMgeSrcBabXa)2Si5N8, wherein X is an activator that is selected from the group of the lanthanoids and wherein the following applies: 0<a<1 and 0?b?1 and 0?c? and 0?d?1 and 0?e?1. The method includes producing a powdery mixture of starting materials. The starting materials comprise ions of the aforementioned composition. At least silicon nitride having a specific surface area greater than or equal to 9 m/g is selected as a starting material and wherein the silicon nitride comprises alpha silicon nitride or is amorphous. The method also includes heat-treating the mixture under a protective gas atmosphere.Type: GrantFiled: May 7, 2014Date of Patent: November 28, 2017Assignee: OSRAM OPTO SEMICONDUCTORS GMBHInventors: Juliane Kechele, Simon Dallmeir, Sonja Tragl, Daniel Bichler, Bianca Pohl-Klein
-
Patent number: 9823556Abstract: A light module may include a conversion means, which is designed to absorb excitation radiation having a first wavelength of an absorption spectrum and to convert it into light having a second wavelength of an emission spectrum. The light module includes an excitation radiation source designed to emit excitation radiation. The excitation radiation source is arranged in such a way that emitted excitation radiation can be radiated at least indirectly onto the conversion means. The light module includes a spectral filter having a long-pass filter characteristic and having a limiting wavelength. The spectral filter is designed and arranged to reduce the emission spectrum having the second dominant wavelength to the output spectrum having the first dominant wavelength. The conversion means has an emission spectrum having a red spectral component and having a second dominant wavelength and having a full width at half maximum of at least 120 nm.Type: GrantFiled: December 17, 2015Date of Patent: November 21, 2017Assignee: OSRAM GmbHInventor: Daniel Bichler
-
Publication number: 20170306224Abstract: A phosphor and a lighting device are disclosed. In an embodiment a lighting device includes a first phosphor disposed in a beam path of the primary radiation source, wherein the first phosphor has the formula Sr(SraM1?a)Si2Al2(N,X)6:D,A,B,E,G,L, wherein element M is selected from Ca, Ba, Mg or combinations thereof, wherein element D is one or more elements selected from Mn, Ce, Pr, Nd, Sm, Eu, Tb, Dy, Ho, Er, Tm, alkali metals or Yb, wherein element A is selected from divalent metals different than those of the elements M and D, wherein element B is selected from trivalent metals, wherein element E is selected from monovalent metals, wherein element G is selected from tetravalent elements, wherein element L is selected from trivalent elements, wherein element X is selected from O or halogen, and wherein a parameter a is between 0.6 and 1.0.Type: ApplicationFiled: July 13, 2017Publication date: October 26, 2017Inventors: Tim Fiedler, Daniel Bichler, Stefan Lange, Rebecca Römer, Frank Jermann, Frauke Thienel, Barbara Huckenbeck, Alexander Baumgartner, Vera Stöppelkamp, Norbert Bönisch, Hailing Cui
-
Patent number: 9725646Abstract: A phosphor is disclosed. In an embodiment a phosphor includes an inorganic substance which includes, in its composition, at least an element D, an element A1, an element AX, an element SX and an element NX where D includes one, two or more elements selected from the group consisting of Mn, Ce, Pr, Nd, Sm, Eu, Tb, Dy, Ho, Er, Tm, alkali metals and Yb, A1 includes one, two or more elements selected from the group consisting of divalent metals not included in D, SX includes one, two or more elements selected from the group consisting of tetravalent metals, AX includes one, two or more elements selected from the group consisting of trivalent metals, and NX includes one, two or more elements selected from the group consisting of O, N, S, C, Cl, and F, wherein the inorganic substance has the same crystal structure as Sr(SraCa1-a)Si2Al2N61.Type: GrantFiled: November 3, 2016Date of Patent: August 8, 2017Assignees: OSRAM Opto Semiconductors GmbH, OSRAM GmbHInventors: Tim Fiedler, Daniel Bichler, Stefan Lange, Rebecca Römer, Frank Jermann, Frauke Thienel, Barbara Huckenbeck, Alexander Baumgartner, Vera Stöppelkamp, Norbert Bönisch, Hailing Cui
-
Patent number: 9719013Abstract: A phosphor is disclosed. In an embodiment a phosphor includes an inorganic substance which includes, in its composition, at least an element D, an element Al, an element AX, an element SX and an element NX where D includes one, two or more elements selected from the group consisting of Mn, Ce, Pr, Nd, Sm, Eu, Tb, Dy, Ho, Er, Tm, alkali metals and Yb, Al includes one, two or more elements selected from the group consisting of divalent metals not included in D, SX includes one, two or more elements selected from the group consisting of tetravalent metals, AX includes one, two or more elements selected from the group consisting of trivalent metals, and NX includes one, two or more elements selected from the group consisting of O, N, S, C, Cl, and F, wherein the inorganic substance has the same crystal structure as Sr(SraCa1-a)Si2Al2N61.Type: GrantFiled: April 8, 2016Date of Patent: August 1, 2017Assignees: OSRAM Opto Semiconductors GmbH, OSRAM GmbHInventors: Tim Fiedler, Daniel Bichler, Stefan Lange, Rebecca Römer, Frank Jermann, Frauke Thienel, Barbara Huckenbeck, Alexander Baumgartner, Vera Stöppelkamp, Norbert Bönisch, Hailing Cui