Coated Or Laminated Patents (Class 313/355)
  • Patent number: 10480089
    Abstract: The present invention relates to a manufacturing process for an anode assembly intended for cells for the production of aluminum by electrolysis, the anode assembly being of the type having an anode rod, a longitudinal member interdependent with one end of the anode rod and a carbon anode including a cavity in which is housed the longitudinal member, the method comprising a formation phase of at least one sealed area filled with sealing material and at least one unsealed area devoid of sealing material, said at least one unsealed area extending to one of the longitudinal ends of the longitudinal member.
    Type: Grant
    Filed: January 23, 2015
    Date of Patent: November 19, 2019
    Assignee: Rio Tinto Alcan International Limited
    Inventors: Yves Caratini, Denis Laroche, Julien Vallet, Bertrand Allano, Lyes Hacini
  • Patent number: 10181566
    Abstract: An electrically conductive OLED carrier includes in this order a glazing substrate; an electrode arranged in a metal grid made up of strands; an electrically insulating light extraction layer under the metal grid; and a layer partially structured in its thickness. The layer of refractive is of index n3 of 1.7 to 2.3, and is located on the light extraction layer. The partially structured layer is formed from a region structured with cavities at least partially containing the metal grid; and from another region, called the low region, located on the light extraction layer. The separation H between the surface of the structured region called the high surface, and therefore that furthest from the substrate, and the surface of the metal grid called the upper surface, and therefore that furthest from the substrate is, in absolute value, smaller than or equal to 100 nm.
    Type: Grant
    Filed: March 10, 2014
    Date of Patent: January 15, 2019
    Assignee: SAINT-GOBAIN GLASS FRANCE
    Inventors: Denis Guimard, Georges Zagdoun
  • Patent number: 10087078
    Abstract: The present disclosure relates to a dispersing method of a carbon nanotube comprising: the first step of mixing a carbon nanotube aggregate, a magnetic material and a dispersant; and the second step of applying a magnetic field to the mixture obtained in the first step to disperse the carbon nanotube aggregate, a dispersing apparatus of a carbon nanotube, and a carbon nanotube dispersion obtained thereby. A carbon nanotube aggregate can be more effectively dispersed without damaging a carbon nanotube by the dispersing method of a carbon nanotube according to the present disclosure.
    Type: Grant
    Filed: February 2, 2012
    Date of Patent: October 2, 2018
    Assignee: Research & Business Foundation Sungkyunkwan University
    Inventors: Dong Hyun Lee, Seung Yong Son
  • Patent number: 9903016
    Abstract: In systems where insulating deposits form during normal operation, electrodes are configured with a preformed dielectric thereon, wherein the preformed dielectric is formed with a geometric feature that preforms a triple junction. These triple junctions enhance low level discharge activity to facilitate localized breakdown of the deposits and maintain electrode conductivity.
    Type: Grant
    Filed: December 23, 2016
    Date of Patent: February 27, 2018
    Assignee: E/G Electro-Graph, Inc.
    Inventor: Michael Vella
  • Patent number: 9530630
    Abstract: A thermionic power generator includes an emitter generating thermions and a collector collecting the thermions. The emitter includes an emitter substrate having an electric conductivity, a low resistance layer stacked to the emitter substrate and made of an n-type diamond semiconductor that includes phosphorus as a donor, and an electron emission layer stacked to the low resistance layer and made of an n-type diamond semiconductor that includes nitrogen as a donor. The collector includes a collector substrate having an electric conductivity and is disposed opposite to the emitter via a clearance. The electron emission layer has a thickness equal to or less than 40 nm.
    Type: Grant
    Filed: September 9, 2014
    Date of Patent: December 27, 2016
    Assignees: DENSO CORPORATION, National Institute of Advanced Industrial Science and Technology
    Inventors: Mitsuhiro Kataoka, Yuji Kimura, Susumu Sobue, Daisuke Takeuchi, Hiromitsu Kato, Satoshi Yamasaki
  • Patent number: 9269678
    Abstract: A method of manufacturing a bond pad structure, comprising the steps of forming a pad material layer on a passivation layer, forming a protection layer on the pad material layer, performing an etching process to pattern the protection layer and the pad material layer into a bond pad structure, and removing the protection layer on the bond pad structure.
    Type: Grant
    Filed: October 25, 2012
    Date of Patent: February 23, 2016
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventor: Ye Wang
  • Patent number: 9207258
    Abstract: An electrical probe of an aspect includes a high yield strength wire core. The high yield strength wire core includes predominantly one or more materials selected from tungsten, tungsten-copper alloy, tungsten-nickel alloy, beryllium-copper alloy, molybdenum, stainless steel, and combinations thereof. The high mechanical strength wire core has a yield strength of at least 1 gigapascal (GPa) at temperature of 250° C. The electrical probe also includes a low electrical resistivity layer concentrically around the high yield strength wire core. The concentric layer includes predominantly one or more materials selected from silver, gold, copper, and combinations thereof. The low electrical resistivity layer has an electrical resistivity of no more than 2×10?8 Ohm-meters. The electrical probe has an outer cross-sectional dimension of the electrical probe that is no more than 50 micrometers. Between 60 to 85% of the outer cross-sectional dimension is provided by the high mechanical strength wire core.
    Type: Grant
    Filed: September 28, 2012
    Date of Patent: December 8, 2015
    Assignee: Intel Corporation
    Inventors: David Shia, Todd P. Albertson, Kip P. Stevenson
  • Patent number: 9209356
    Abstract: A light-emitting element includes: a light-emitting stack including an uneven upper surface; a transparent conductive layer formed on the uneven upper surface; an insulating layer formed on the transparent conductive layer and filling the uneven upper surface, and partial regions of the transparent conductive layer are exposed; a reflective layer formed on the transparent conductive layer and the insulating layer; and a contact interface including a current blocking area formed between the insulating layer and the reflective layer and a plurality of first contact regions formed between the transparent conductive layer and the reflective layer; and an electrode structure formed on the reflective layer, and the reflective layer is between the light-emitting stack and the electrode structure in a vertical direction of the light-emitting element; wherein the current blocking area and the plurality of first contact regions are coplanar.
    Type: Grant
    Filed: June 8, 2012
    Date of Patent: December 8, 2015
    Assignee: Epistar Corporation
    Inventor: Wei-Yo Chen
  • Patent number: 9150746
    Abstract: Fusing nanowire inks are described that can also comprise a hydrophilic polymer binder, such as a cellulose based binder. The fusing nanowire inks can be deposited onto a substrate surface and dried to drive the fusing process. Transparent conductive films can be formed with desirable properties.
    Type: Grant
    Filed: August 20, 2014
    Date of Patent: October 6, 2015
    Assignee: C3Nano Inc.
    Inventors: Ying-Syi Li, Xiqiang Yang, Yu Kambe, Xiaofeng Chen, Hua Gu, Steven Michael Lam, Melanie Mariko Inouye, Arthur Yung-Chi Cheng, Alex Da Zhang Tan, Christopher S. Scully, Ajay Virkar
  • Patent number: 9111899
    Abstract: The chip stack of semiconductor chips with enhanced cooling apparatus includes a first chip with circuitry on a first side and a second chip electrically and mechanically coupled to the first chip by a grid of connectors. The apparatus further includes a thermal interface material pad placed between the first chip and the second chip, wherein the thermal interface material pad includes nanofibers aligned parallel to mating surfaces of the first chip and the second chip and nanofibers aligned perpendicular to mating surfaces of the first chip and the second chip.
    Type: Grant
    Filed: September 13, 2012
    Date of Patent: August 18, 2015
    Assignee: Lenovo
    Inventors: Gerald K. Bartley, Charles L. Johnson, John E. Kelly, III, Joseph Kuczynski, David R. Motschman, Arvind K. Sinha, Kevin A. Splittstoesser, Timothy J. Tofil
  • Publication number: 20150084501
    Abstract: Provided is an electrode assembly for a CMH lamp containing: primary mandrel surrounded by a secondary mandrel, which is nested inside of a coil overwind. The assembly of the primary mandrel, secondary mandrel, and coil overwind are connect to an electrode on one end and a lead wire on the other end and housed in ceramic housing. This assembly is efficient for increased thermal resistance of a CMH electrode while at the same time allowing seal glass to penetrate seal voids within the ceramic assembly.
    Type: Application
    Filed: September 25, 2013
    Publication date: March 26, 2015
    Applicant: General Electric Company
    Inventors: Agoston Boroczki, Akos Peter, Erazmus Gerencser
  • Patent number: 8853932
    Abstract: Techniques described herein generally relate to methods of manufacturing devices and devices including a filament having therein or coated with a catalyst and carbon nanotubes. The device may be configured to produce light with a luminary characteristic having a value higher than a value of the luminary characteristic of a device having an uncoated filament at a same operating condition. The luminary characteristic may include one or more of device irradiance or light efficiency. The filament may be a tungsten filament, and the carbon nanotubes may include multiwall carbon nanotubes or single wall carbon nanotubes. The filament may be coated with the carbon nanotubes using one or more deposition techniques including electric arc discharge, laser ablation and chemical vapor deposition (CVD). The filament may be coated with the catalyst using a method including one or more of electroless plating, electroplating, dip coating, spin coating, and radio frequency (RF) sputtering.
    Type: Grant
    Filed: January 31, 2011
    Date of Patent: October 7, 2014
    Assignee: Indian Institute of Technology Kanpur
    Inventors: Kamal Krishna Kar, Raghunandan Sharma, Ariful Rahman, Sanjay Agarwal
  • Patent number: 8803413
    Abstract: The present invention relates to a symmetric quadrupole structured field emission display without spacer comprising the upper and under substrates with a dielectric layer in between, wherein comb-like dielectric layer with lateral connection belts and a number of longitudinal working belts and longitudinal anodes are arranged on the upper substrate, bus electrodes are arranged longitudinally along the center on each anode, on the top, longitudinal alternating phosphor layer and dielectric layer for isolation on anode, gate electrodes are arranged on both sides of each longitudinal work belts, with the bus electrode as symmetry center, forming interdigital gate electrodes, horizontal cathode electrodes and longitudinal auxiliary electrodes are on the under substrate, resistor layer for current limiting and dielectric layer for cathode protection are arranged alternating horizontally on each cathode electrode, each intersect of the auxiliary electrode and cathode is isolated by the dielectric layer for cathode.
    Type: Grant
    Filed: August 12, 2011
    Date of Patent: August 12, 2014
    Inventors: Tailiang Guo, Yun Ye, Zhixian Lin, Yongai Zhang, Liqin Jiu, Yuxiang You
  • Patent number: 8766522
    Abstract: Improved field emission cathodes comprise a fiber of highly aligned and densely packed single-wall carbon nanotubes, double-wall carbon nanotubes, multi-wall carbon nanotubes, grapheme nanoribbons, carbon nanofibers, and/or carbon planar nanostructures. The fiber cathodes provide superior current carrying capacity without degradation or adverse effects under high field strength testing. The fibers also can be configured as multi-fiber field emission cathodes, and the use of low work function coatings and different tip configurations further improves their performance.
    Type: Grant
    Filed: May 11, 2011
    Date of Patent: July 1, 2014
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Steven B Fairchild, Benji Maruyama
  • Patent number: 8610343
    Abstract: Components for use in vacuum electron devices are fabricated from highly oriented pyrolytic graphite (HOPG) and exhibit excellent thermal conductivity, low sputtering rates, and low ion erosion rates as compared to conventional components made from copper or molybdenum. HOPG can be reliably brazed by carefully controlling tolerances, calculating braze joint material volume, and applying appropriate compression during furnace operations. The resulting components exhibit superior thermal performance and enhanced resistance to ion erosion and pitting.
    Type: Grant
    Filed: June 8, 2012
    Date of Patent: December 17, 2013
    Assignee: L-3 Communications Corporation
    Inventor: John Charles Cipolla
  • Patent number: 8552631
    Abstract: A transparent electrode for a display device includes a nanocarbon material and a dopant comprising at least one of aluminum, alumina, palladium, and gold. In some embodiments, the transparent electrode has excellent transparency and low resistance.
    Type: Grant
    Filed: August 11, 2008
    Date of Patent: October 8, 2013
    Assignees: Samsung Display Co., Ltd., Seoul National University Industry Foundation
    Inventors: Woo-Jae Lee, Hyeong-Suk Yoo, Sang-Joo Lee, Seung-Gi Joo
  • Patent number: 8545599
    Abstract: A thermal management apparatus includes an electrohydrodynamic fluid accelerator in which an emitter electrode and another electrode are energizable to motivate fluid flow. One of the electrodes includes a solid solution formed of a solvent metal having a first performance characteristic and a solute material having a second performance characteristic. The first and second performance characteristics are exhibited substantially independently in the electrode as the solvent metal and solute material remain substantially pure within the solid solution. A method of making an EHD product includes providing an electrode with such a solid solution and positioning the electrode relative to another electrode to motivate fluid flow when energized.
    Type: Grant
    Filed: October 28, 2010
    Date of Patent: October 1, 2013
    Assignee: Tessera, Inc.
    Inventor: Giles Humpston
  • Patent number: 8547004
    Abstract: An embodiment of the invention is a microtip microplasma device having a first metal microtip opposing a second metal microtip with a gap therebetween. The first and second metal microtips are encapsulated in metal oxide that electrically isolates and physically connects the first and second metal microtips. In preferred devices, the first and second metal microtips and metal oxide comprise a monolithic, unitary structure. Arrays can be flexible, can be arranged in stacks, and can be formed into cylinders, for example, for gas and liquid processing devices, air filters and other applications. A preferred method of to forming an array of microtip microplasma devices provides a metal mesh with an array of micro openings therein. Electrode areas of the metal mesh are masked leaving planned connecting metal oxide areas of the metal mesh unmasked.
    Type: Grant
    Filed: July 22, 2011
    Date of Patent: October 1, 2013
    Assignee: The Board of Trustees of the University of Illinois
    Inventors: J. Gary Eden, Sung-Jin Park, JeKwon Yoon, Brian Chung
  • Patent number: 8470084
    Abstract: An electrode precipitator having a high voltage electrode and a low voltage electrode arranged apart from each other at a desired interval. The high voltage electrode includes a charging part which is positioned upstream of an air flow direction to charge a pollutant, and a dust collection part which is spaced from the charging part and positioned downstream of the air flow direction to precipitate the charged pollutant therein.
    Type: Grant
    Filed: November 30, 2009
    Date of Patent: June 25, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jun Ho Ji, Kochiyama Yasuhiko, Hyong Soo Noh, So Young Yun, Han Wook Cho
  • Patent number: 8362699
    Abstract: Embodiments of the invention provide for large arrays of microcavity plasma devices that can be made inexpensively, and can produce large area but thin displays or lighting sources Interwoven metal wire mesh, such as interwoven Al mesh, consists of two sets of wires which are interwoven in such a way that the two wire sets cross each other, typically at ?ght angles (90 degrees) although other patterns are also available Fabrication is accomplished with a simple and inexpensive wet chemical etching process The wires in each set are spaced from one another such that the finished mesh forms an array of openings that can be, for example, square, rectangular or diamond-shaped The size of the openings or microcavities is a function of the diameter of the wires in the mesh and the spacing between the wires in the mesh used to form the array of microcavity plasma devices.
    Type: Grant
    Filed: October 27, 2008
    Date of Patent: January 29, 2013
    Assignee: The Board of Trustees of the University of Illinois
    Inventors: J. Gary Eden, Sung-Jin Park, Andrew J. Price, Jason D. Readle, Clark J. Wagner
  • Publication number: 20120206033
    Abstract: Plasma uniformity can be improved. An upper electrode 105 for use in a parallel plate type plasma processing apparatus includes a base 105a made of a dielectric material; and a conductive layer 110 formed on at least a part of a surface of the base 105a facing a lower electrode 210 provided in the plasma processing apparatus. Further, the conductive layer 110 having a dense and sparse pattern such that the dense and sparse pattern at an outer portion of the surface of the base 105a facing the lower electrode 210 is denser than at an inner portion thereof.
    Type: Application
    Filed: February 14, 2012
    Publication date: August 16, 2012
    Applicant: TOKYO ELECTRON LIMITED
    Inventor: Shoichiro Matsuyama
  • Patent number: 8188644
    Abstract: A nanostructured composite electrode is provided that includes a pair of conductive metal foils and a multiplicity of ordered nanostructures formed on each conductive metal foil. The ordered nanostructures include functionalized carbon multi-walled nanotubes electrophoretically deposited onto the metal foils. The ordered nanostructures also include synthesized nanoparticles electrophoretically deposited onto each of the carbon multi-walled nanotubes and the metal foils in proportion to the concentration of the carbon multi-walled nanotubes while in a stable colloidal suspension with the synthesized nanoparticles during electrophoretic deposition.
    Type: Grant
    Filed: November 8, 2010
    Date of Patent: May 29, 2012
    Assignee: Mytitek, Inc.
    Inventor: Kwang Jeff Yeh
  • Publication number: 20120074832
    Abstract: Techniques described herein generally relate to methods of manufacturing devices and devices including a filament having therein or coated with a catalyst and carbon nanotubes. The device may be configured to produce light with a luminary characteristic having a value higher than a value of the luminary characteristic of a device having an uncoated filament at a same operating condition. The luminary characteristic may include one or more of device irradiance or light efficiency. The filament may be a tungsten filament, and the carbon nanotubes may include multiwall carbon nanotubes or single wall carbon nanotubes. The filament may be coated with the carbon nanotubes using one or more deposition techniques including electric arc discharge, laser ablation and chemical vapor deposition (CVD). The filament may be coated with the catalyst using a method including one or more of electroless plating, electroplating, dip coating, spin coating, and radio frequency (RF) sputtering.
    Type: Application
    Filed: January 31, 2011
    Publication date: March 29, 2012
    Inventors: Kamal Krishna Kar, Raghunandan Sharma, Ariful Rahman, Sanjay Agarwal
  • Patent number: 8138675
    Abstract: An emitter is disclosed. The emitter includes a base layer comprising an array of nanocavities on an emission surface of the base layer, wherein facets of the nanocavities are substantially along equivalent crystallographic planes of one or more families of planes having substantially equal surface energies, wherein the equivalent crystallographic planes have surface energies equal to or lower than a surface energy of the crystallographic plane of the emission surface. Methods of making such emitters and radiation sources including such emitters are also disclosed.
    Type: Grant
    Filed: February 27, 2009
    Date of Patent: March 20, 2012
    Assignee: General Electric Company
    Inventors: Andrew David Deal, William Paul Minnear, Gregory Michael Gratson, David Jeffrey Bryan
  • Publication number: 20110309349
    Abstract: The present invention relates to an anode structure for use in a top-emission type organic EL device which comprises a laminated structure comprising an anode layer made of at least one selected from the group consisting of aluminum, aluminum alloys, silver and silver alloys; and a buffer layer directly provided on the anode layer and made of an electrically conductive amorphous carbon having a hydrogen concentration of 15 at. % or less. According to the present invention, there is provided an anode structure which is superior in alkali resistance and can lengthen lifetime of an organic EL device as well as can ensure a high work function suitable for an anode for a high-luminance, high-power-efficient organic EL device.
    Type: Application
    Filed: July 9, 2010
    Publication date: December 22, 2011
    Applicant: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Yoshinori Matsuura, Nobuyuki Kawai, Takashi Kubota
  • Publication number: 20110229706
    Abstract: Novel, simple methods are presented directed to the synthesis of aligned nanofibers of polyaniline and substituted derivatives on a substrate. The production of these fibers is achieved via various methods by controlling the concentration of aniline monomer or substituted aniline derivatives or an oxidant in the reaction medium and maintaining said concentration at a level much lower than conventional polyaniline synthesis methods. Methods are disclosed relating to the use of a permeable membrane to control the release of a monomer and/or oxidant as well as a bulk polymerization method.
    Type: Application
    Filed: April 2, 2007
    Publication date: September 22, 2011
    Inventors: Arthur J. Epstein, Nan-Rong Chiou, Ly James Lee, Chunmeng Lu
  • Publication number: 20110221328
    Abstract: A thermionic electron emitter/collector includes a substrate and a doped diamond electron emitter/collector layer on the substrate. The doped diamond electron emitter/collector layer has at least a first and a second doping concentration as a function of depth such that the first doping concentration is different from the second doping concentration.
    Type: Application
    Filed: February 12, 2008
    Publication date: September 15, 2011
    Inventors: Robert J. Nemanich, Franz A. M. Koeck
  • Patent number: 7985114
    Abstract: A method for making a field emission lamp generally includes the steps of: (a) providing a cathode emitter; (b) providing a transparent glass tube having a carbon nanotube transparent conductive film and a fluorescent layer, wherein the carbon nanotube transparent conductive film and the fluorescent layer are both disposed on an inner surface of the transparent glass tube; (c) providing a first glass feedthrough, a second glass feedthrough, and a nickel pipe, wherein the first glass feedthrough has an anode down-lead pad and an anode down-lead pole connected to the anode down-lead pad, and the second glass feedthrough has a cathode down-lead pole; (d) securing the nickel pipe to one end of the cathode emitter and securing the other end of the cathode emitter to one end of the cathode down-lead pole of the second glass feedthrough; and (e) melting and assembling the first and second glass feedthroughs to ends of the transparent glass tube respectively.
    Type: Grant
    Filed: December 5, 2007
    Date of Patent: July 26, 2011
    Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.
    Inventors: Yang Wei, Lin Xiao, Feng Zhu, Liang Liu, Shou-Shan Fan
  • Patent number: 7938707
    Abstract: Methods are disclosed for batch fabrication of vacuum switch tubes that reduce manufacturing costs and improve tube to tube uniformity. The disclosed methods comprise creating a stacked assembly of layers containing a plurality of adjacently spaced switch tube sub-assemblies aligned and registered through common layers. The layers include trigger electrode layer, cathode layer including a metallic support/contact with graphite cathode inserts, trigger probe sub-assembly layer, ceramic (e.g. tube body) insulator layer, and metallic anode sub-assembly layer. Braze alloy layers are incorporated into the stacked assembly of layers, and can include active metal braze alloys or direct braze alloys, to eliminate costs associated with traditional metallization of the ceramic insulator layers. The entire stacked assembly is then heated to braze/join/bond the stack-up into a cohesive body, after which individual switch tubes are singulated by methods such as sawing.
    Type: Grant
    Filed: July 7, 2008
    Date of Patent: May 10, 2011
    Assignee: Sandia Corporation
    Inventors: Charles A. Walker, Frank R. Trowbridge
  • Patent number: 7919912
    Abstract: An electron emission source includes a carbon-based material and resultant material formed by curing and heat treating at least one silicon-based material represented by formula (1), (2), and/or (3) below: where R1 through R22 are each independently a substituted or unsubstituted C1-C20 alkyl group, a substituted or unsubstituted C1-C20 alkoxy group, a substituted or unsubstituted C1-C20 alkenyl group, a halogen atom, a hydroxyl group or a mercapto group, and m and n are each integers from 0 to 1,000. An electron emission device and an electron emission display device include the electron emission source. A composition for forming electron emission sources includes the carbon-based material and the silicon-based material. A method of forming the electron emission source includes applying the composition to a substrate; and heat treating the applied composition.
    Type: Grant
    Filed: April 12, 2007
    Date of Patent: April 5, 2011
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Joo-Young Kim
  • Publication number: 20110001420
    Abstract: A substrate bearing, on one main face, a composite electrode, which includes an electroconductive network formed from strands made of an electroconductive material based on a metal and/or a metal oxide, and having a light transmission of at least 60% at 550 nm, the space between the strands of the network being filled by a material referred to as an insulating fill material. The composite electrode also includes an electroconductive coating covering the electroconductive network, and in electrical connection with the strands and in contact therewith, having a thickness greater than or equal to 40 nm, of resistivity ?1 less than 105 ?.cm and greater than the resistivity of the network, the coating forming a smoothed outer surface of the electrode. The composite electrode additionally has a sheet resistance less than or equal to 10?/?.
    Type: Application
    Filed: November 21, 2008
    Publication date: January 6, 2011
    Applicant: SAINT-GOBAIN GLASS FRANCE
    Inventors: Svetoslav Tchakarov, Sophie Besson, Didier Jousse
  • Publication number: 20110001153
    Abstract: A substrate bearing, on one main face, a composite electrode, which includes an electroconductive network which is a layer formed from strands made of an electroconductive material based on a metal and/or a metal oxide, and having a light transmission of at least 60% at 550 nm, the space between the strands of the network being filled by an electroconductive fill material. The composite electrode also includes an electroconductive coating, which may or may not be different from the fill material, covering the electroconductive network, and in electrical connection with the strands, having a thickness greater than or equal to 40 nm, of resistivity ?1 less than 105 ?·cm and greater than the resistivity of the network, the coating forming a smoothed outer surface of the electrode. The composite electrode additionally has a sheet resistance less than or equal to 10?/?.
    Type: Application
    Filed: November 21, 2008
    Publication date: January 6, 2011
    Applicant: Saint-Gobain Glass France
    Inventors: Svetoslav Tchakarov, Sophie Besson, Didier Jousse, Nathalie Rohaut
  • Patent number: 7800290
    Abstract: An emitter (F) for incandescent light sources, in particular a filament, capable of being brought to incandescence by the passage of electric current is obtained in such a way as to have a value of spectral absorption ? that is high in the visible region of the spectrum and low in the infrared region of the spectrum, said absorption ? being defined as ?=1????, where ? is the spectral reflectance and ? is the spectral transmittance of the emitter.
    Type: Grant
    Filed: February 27, 2004
    Date of Patent: September 21, 2010
    Assignee: C.R.F. Società Consortile per Azioni
    Inventors: Daniele Pullini, Piermario Repetto, Leonid Doskolovich, Stefano Bernard, Vito Lambertini, Piero Perlo, Davide Capello, Mauro Brignone, Nello Li Pira
  • Patent number: 7750549
    Abstract: A field emission lamp (30) includes a tube (31) having a closed end and an open end, an encapsulation board (38) mated with the open end, an anode layer (32) formed on an inner surface, a fluorescence layer (33) formed on the anode layer, a cathode down-lead pole (342) located at the encapsulation board, a cathode fixing pole (341) located at the closed end, a cathode filament (34) having a carbon nanotube layer formed on a surface thereof fixed between the cathode down-lead pole and the cathode fixing pole, an anode down-lead ring (321) located at the anode layer near the open end, and an anode down-lead pole (322) located at the encapsulation board and electrically connected with the anode down-lead ring. The field emission lamp has a simple structure, thereby having an enhanced production rate and a reduced cost.
    Type: Grant
    Filed: June 28, 2005
    Date of Patent: July 6, 2010
    Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.
    Inventors: Yang Wei, Peng Liu, Lei-Mei Sheng, Liang Liu, Zhao-Fu Hu, Cai-Lin Guo, Pi-Jin Chen, Shou-Shan Fan
  • Patent number: 7638933
    Abstract: An exemplary electron emission device includes an electron emitter, an anode opposite to and spaced apart from the electron emitter, a first power supply circuit, and a second power supply circuit. The first power supply circuit is configured for electrically connecting the electron emitter and the anode with a power supply to generate an electric field between the electron emitter and the anode. The second power supply circuit is configured for electrically connecting the electron emitter with a power supply to supply a heating current for heating the electron emitter whereby electrons emit therefrom. Methods for generating an emission current with a relatively higher stability also are provided.
    Type: Grant
    Filed: June 28, 2006
    Date of Patent: December 29, 2009
    Assignees: Beijing FUNATE Innovation Technology Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Kai-Li Jiang, Peng Liu, Yang Wei, Liang Liu, Shou-Shan Fan
  • Publication number: 20090289555
    Abstract: An exemplary electron emission device includes an electron emitter, an anode opposite to and spaced apart from the electron emitter, a first power supply circuit, and a second power supply circuit. The first power supply circuit is configured for electrically connecting the electron emitter and the anode with a power supply to generate an electric field between the electron emitter and the anode. The second power supply circuit is configured for electrically connecting the electron emitter with a power supply to supply a heating current for heating the electron emitter whereby electrons emit therefrom. Methods for generating an emission current with a relatively higher stability also are provided.
    Type: Application
    Filed: June 28, 2006
    Publication date: November 26, 2009
    Applicants: Tsinghua University, HON HAI Precision Industry CO., LTD.
    Inventors: Kai-Li Jiang, Peng Liu, Yang Wei, Liang Liu, Shou-Shan Fan
  • Patent number: 7586251
    Abstract: An electron emission device includes: a substrate; first and second electrodes insulated from each other and having a predetermined shape on the substrate, at least one of the first and second electrodes being formed with a fine mesh pattern; and an electron emission region formed on the substrate and connected to one of the first and second electrodes. Furthermore, an electron emission display includes: first and second substrate arranged opposite to each other; first and second electrodes insulated from each other and having a predetermined shape on the first substrate, at least one of the first and second electrodes being formed with a fine mesh pattern; an electron emission region formed on the first substrate and connected to one of the first and second electrodes; and an image displaying portion including an anode electrode and a fluorescent layer arranged on the second substrate.
    Type: Grant
    Filed: March 24, 2005
    Date of Patent: September 8, 2009
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Kyu-Won Jung, Il-Hwan Kim
  • Patent number: 7455754
    Abstract: The invention relates to a diamond electrode with synthetically produced, electrically conductive (doped) diamonds. The surface has diamond particles (5) embedded in a metal or metal alloy layer so as to produce a conductive connection to the metal or metal alloy.
    Type: Grant
    Filed: March 25, 2003
    Date of Patent: November 25, 2008
    Assignee: Pro Aqua Diamantelektroden Produktion GmbH & Co KEG
    Inventors: Wolfgang Wesner, Robert Hermann, Michael Schelch, Michael Kotschan, Wolfgang Staber
  • Publication number: 20080129181
    Abstract: There is provided apparatus (100) for forming a tube (9) by bending a metal sheet (11). The apparatus (100) comprises a forming station (102) comprising a forming pin (101) around which a metal sheet (11) can be wrapped and a plurality of form fingers (110, 120, 130, 140) radially spaced around the forming pin (101) and moveable relative thereto. Also provided are electrode emission source components (1) The components (1) comprise an open ended tube (9) and a-cap (13), wherein the tube (9) is formed from* a metal sheet (11) which is formed into a tubular configuration. Further provided are electrodes, electrical apparatus and methods of forming tubes.
    Type: Application
    Filed: November 17, 2005
    Publication date: June 5, 2008
    Applicant: BLACKBURN MICROTECH SOLUTIONS LIMITED
    Inventors: David Steven Barratt, Derek John Holden
  • Patent number: 7230589
    Abstract: An image-forming device having, in an envelope, an electron-emitting element, an image-forming member for forming an image by irradiation of an electron beam emitted from the electron-emitting element, and an electroconductive supporting member for supporting the envelope. The potential of the supporting member is controlled to not be higher than the maximum potential applied to the electron-emitting element. The electron-emitting element and the image-forming member can be placed in juxtaposition on the same substrate, an electro-conductive substrate can be additionally provided in opposition to the face of the substrate, and the supporting member can be connected electrically to one of the electrodes and also to the electro-conductive substrate.
    Type: Grant
    Filed: January 14, 2004
    Date of Patent: June 12, 2007
    Assignee: Canon Kabushiki Kaisha
    Inventors: Ichiro Nomura, Hidetoshi Suzuki, Tetsuya Kaneko, Shinya Mishina, Naoto Nakamura
  • Patent number: 7228050
    Abstract: This invention provides composite materials comprising nanostructures (e.g., nanowires, branched nanowires, nanotetrapods, nanocrystals, and nanoparticles). Methods and compositions for making such nanocomposites are also provided, as are articles comprising such composites. Waveguides and light concentrators comprising nanostructures (not necessarily as part of a nanocomposite) are additional features of the invention.
    Type: Grant
    Filed: January 26, 2006
    Date of Patent: June 5, 2007
    Assignee: Nanosys, Inc.
    Inventors: Mihai Buretea, Stephen Empedocles, Chunming Niu, Erik C. Scher
  • Patent number: 7098587
    Abstract: An apparatus and a method for stabilizing the threshold voltage in an active matrix field emission device are disclosed. The method includes the formation of radiation-blocking elements between a cathodoluminescent display screen of the FED and semiconductor junctions formed on a baseplate of the FED.
    Type: Grant
    Filed: March 27, 2003
    Date of Patent: August 29, 2006
    Assignee: Micron Technology, Inc.
    Inventors: James J. Hofmann, John K. Lee, David A. Cathey, Glen E. Hush
  • Patent number: 6992434
    Abstract: An electron-emitting device comprises a pair of opposing electrodes formed on a substrate, an electroconductive film having a fissure arranged between the pair of electrodes, and at least a film having a gap and containing carbon as a main ingredient, arranged at an end portion of the electroconductive film facing the fissure. The fissure is a region of 95% or more of a length in the fissure direction, has a width of from 60 nm or more to 800 nm or less, and has a difference of 300 nm or less between a maximum value and a minimum value of the width, thereby providing high withstanding voltage without forming branched fissure.
    Type: Grant
    Filed: September 25, 2002
    Date of Patent: January 31, 2006
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masahiro Terada, Yasuko Tomida, Makoto Kojima, Tsuyoshi Furuse, Taku Shimoda
  • Patent number: 6903500
    Abstract: A field emitter device including carbon nanotubes each of which has a protective membrane is provided. The protective membrane is formed of a nitride, a carbide, or an oxide. Suitable nitrides for the protective membrane include boron nitride, aluminum nitride, boron carbon nitride, and gallium nitride. The protective membrane protects the carbon nanotubes from damage due to arcing or an unnecessary remaining gas and thus improves field emission characteristics and stability of the field emitter device.
    Type: Grant
    Filed: January 8, 2003
    Date of Patent: June 7, 2005
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tae-won Jeong, Ji-beom Yoo, Whi-kun Yi, Jeong-hee Lee, Se-gi Yu, Chang-soo Lee, Jung-na Heo
  • Patent number: 6856080
    Abstract: A vacuum tube having its anode/collector coated with carbonized resin plus pyrocarbon material to reduce out-gassing and secondary electron emission and the method of coating the anode/collector.
    Type: Grant
    Filed: August 28, 2001
    Date of Patent: February 15, 2005
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Donald A. Shiffler, Jr., Michael D. Haworth
  • Patent number: 6798128
    Abstract: A nickel alloy for the manufacture of cathodes for cathode-ray tubes, comprises magnesium and aluminium in proportions chosen so as to allow good adhesion of an emissive oxide layer to the basis metal cap consisting of the alloy.
    Type: Grant
    Filed: April 25, 2001
    Date of Patent: September 28, 2004
    Assignee: Thomson Licensing S.A.
    Inventors: Jean-Michel Roquais, Fabian Poret, Régine Le Doze, Marie Paul
  • Patent number: 6777875
    Abstract: The electric lamp (1) has a lamp vessel (2), wherein an electric element (3) is accommodated. Said element is connected to current conductors (4), molybdenum end portions (5) of which extend outside the lamp vessel and have a skin of titanium nitride or chromium carbide as a protection against oxidation.
    Type: Grant
    Filed: May 24, 2001
    Date of Patent: August 17, 2004
    Assignee: Koninklijke Philips Electronics N.V.
    Inventors: Maarten Walter Steinman, Mathias Leonardus Maria Tunissen
  • Publication number: 20040104656
    Abstract: There is provided a field emitter array on a substrate. The field emitter array includes field emitter devices. At least one of the field emitter devices includes a conducting gate layer having a top surface and at least one side surface, disposed over the substrate. The at least one of the field emitter devices also includes a field emitter tip disposed on the substrate adjacent the at least one side surface, and an insulating layer disposed at least on at least one side surface adjacent the field emitter tip to prevent arcing between the field emitter tip and the conducting gate layer.
    Type: Application
    Filed: November 20, 2003
    Publication date: June 3, 2004
    Applicant: GENERAL ELECTRIC COMPANY
    Inventor: Colin Wilson
  • Patent number: 6741019
    Abstract: An improved process for fabricating emitter structures from nanowires, wherein the nanowires are coated with a magnetic material to allow useful alignment of the wires in the emitter array, and techniques are utilized to provide desirable protrusion of the aligned nanowires in the final structure. In one embodiment, nanowires at least partially coated by a magnetic material are provided, the nanowires having an average length of about 0.1 &mgr;m to about 10,000 &mgr;m. The nanowires are mixed in a liquid medium, and a magnetic field is applied to align the nanowires. The liquid medium is provided with a precursor material capable of consolidation into a solid matrix, e.g., conductive particles or a metal salt, the matrix securing the nanowires in an aligned orientation. A portion of the aligned nanowires are exposed, e.g., by etching a surface portion of the matrix material, to provide desirable nanowire tip protrusion.
    Type: Grant
    Filed: October 18, 1999
    Date of Patent: May 25, 2004
    Assignee: Agere Systems, Inc.
    Inventors: Robert William Filas, Sungho Jin, Gregory Peter Kochanski, Wei Zhu
  • Patent number: 6590320
    Abstract: A field-emission-display (FED) having a pixel structure which operates at small anode voltages, and thus, provides the FED with an increased life-time. The pixel structure of the FED includes an edge emitting cathode and an anode spaced from the cathode. The cathode has a first conductive film with a low electron affinity, such as alpha-carbon and a second conductive film disposed on the first conductive film. The first conductive film has an edge which is operative for emitting an electron beam. The anode has a third conductive film and a layer of light emitting material disposed over the third conductive film. Both the cathode and the anode are fabricated on a single glass substrate, which provides simple and reliable mass production technology compatible with planar silicon batch fabrication technology.
    Type: Grant
    Filed: February 23, 2000
    Date of Patent: July 8, 2003
    Assignee: Copytale, Inc.
    Inventors: Nikolay Pavlovich Abanshin, Boris Isaakovich Gorfinkel