Devices Being Arranged Next To Each Other (epo) Patents (Class 257/E25.02)
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Patent number: 7956367Abstract: A light-emitting device operating on a high drive voltage and a small drive current. LEDs (1) are two-dimensionally formed on an insulating substrate (10) of e.g., sapphire monolithically and connected in series to form an LED array. Two such LED arrays are connected to electrodes (32) in inverse parallel. Air-bridge wiring (28) is formed between the LEDs (1) and between the LEDs (1) and electrodes (32). The LED arrays are arranged zigzag to form a plurality of LEDs (1) to produce a high drive voltage and a small drive current. Two LED arrays are connected in inverse parallel, and therefore an AC power supply can be used as the power supply.Type: GrantFiled: February 12, 2007Date of Patent: June 7, 2011Assignee: Seoul Semiconductor Co., Ltd.Inventors: Shiro Sakai, Jin-Ping Ao, Yasuo Ono
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Patent number: 7936057Abstract: Method and apparatus for constructing and operating a high bandwidth package in an electronic device, such as a data storage device. In some embodiments, a high bandwidth package comprises a first known good die that has channel functions, a second known good die that has a controller function, and a third known good die that has a buffer function. Further in some embodiments, the high bandwidth package has pins that connect to each of the first, second, and third dies.Type: GrantFiled: November 4, 2008Date of Patent: May 3, 2011Assignee: Seagate Technology LLCInventors: Dadi Setiadi, Patrick Ryan
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Publication number: 20110095300Abstract: A manufacturing method of a thin film transistor array panel includes forming a gate line on a substrate and a gate insulating layer on the gate line, forming a semiconductor on the gate insulating layer, forming a first data line and a first drain electrode on the semiconductor, forming a lower passivation layer on the first data line and the first drain electrode, forming an upper passivation layer on the lower passivation layer and a metal layer on the upper passivation layer, etching the metal layer by using a photosensitive film as a mask to form a reflecting electrode and to expose the lower passivation layer, etching the exposed lower passivation layer to form a first contact hole exposing the first drain electrode, and forming a connection assistance member connecting the first drain electrode and the reflecting electrode through the first contact hole after removing the photosensitive film.Type: ApplicationFiled: October 14, 2010Publication date: April 28, 2011Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dae-Cheol KIM, Woong-Kwon KIM, Sang-Youn HAN
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Patent number: 7911051Abstract: An electronic circuit arrangement includes a heat sink and a first circuit carrier which is thermally coupled to the heat sink, lies flat on the latter and is intended to wire electronic components of the circuit arrangement. Provided for at least one electronic component is a special arrangement which is associated with a considerably increased heat dissipation capability for the relevant component and, in addition, also affords further advantages in connection with changes in the population and/or line routing which might occur in practice. The important factor for this is that the component is arranged under a second circuit carrier which is held in a recess in the first circuit carrier. The recess passes through to the top side of the heat sink.Type: GrantFiled: October 5, 2006Date of Patent: March 22, 2011Assignee: Continental Automotive GmbHInventors: Robert Ingenbleek, Erik Jung, Alfred Kolb, Andreas Rekofsky, Roland Schöllhorn, Daniela Wolf
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Patent number: 7898067Abstract: Semiconductor packages that contain multiple dies and methods for making such packages are described. The semiconductor packages contain a leadframe with multiple dies and also contain a single premolded clip that connects the dies. The premolded clip connects the solderable pads of the source die and gate die to the source and gate of the leadframe via standoffs. The solderable pads on the dies and on the standoffs provide a substantially planar surface to which the premolded clip is attached. Such a configuration increases the cross-sectional area of the interconnection when compared to wirebonded connections, thereby improving the electrical (RDSon) and the thermal performance of the semiconductor package. Such a configuration also lowers costs relative to similar semiconductor packages that use wirebonded connections. Other embodiments are described.Type: GrantFiled: October 31, 2008Date of Patent: March 1, 2011Inventor: Armand Vincent C. Jereza
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Patent number: 7868332Abstract: A light emitting diode (LED) is provided with a base substrate, a plurality of light emitting chips disposed on the upper surface of the base substrate and electrically coupled in parallel to one another, and a fluorescent material layer for covering the light emitting chips.Type: GrantFiled: November 9, 2006Date of Patent: January 11, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Soo-Guy Rho, Kyu-Seok Kim
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Patent number: 7855393Abstract: The invention relates to a light emitting device having a radiation emitting element, for example a light emitting diode, and a luminescent material which is able to absorb a part of the radiation sent out by the radiation emitting element and to send out light with a wavelength which is different from the wavelength of the absorbed radiation. The device further has diffusing particles which are able to scatter a part of the radiation sent out by the radiation emitting element, and/or to scatter a part of the light sent out by the luminescent material. The diffusing particles are of non-activated luminescent material, through which production is simplified.Type: GrantFiled: January 8, 2007Date of Patent: December 21, 2010Assignee: Tridonic Optoelectronics GmbHInventors: Sven Rösler, Sylke Rösler, Wolfgang Kempfert, Detlef Starick, Peter Pachler, Stefan Tasch, Paul Hartmann, Hans Hoschopf
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Patent number: 7851907Abstract: Integrated circuit packages that connect solder balls between solder ball pads of a die and substrate pads of a printed circuit board (PCB). The solder balls are electrically disconnected from any circuit of the die, i.e., “dummy” solder balls, and are used to temporarily hold the die in position with respect to the PCB until the circuit is wire bonded and an underfill material is cured between the die and the PCB to more permanently connect them together. The underfill material is selected to have a coefficient of thermal expansion (CTE) that is substantially equal to the CTE of the solder balls to prevent thermal mismatch problems. An overmolding compound is disposed about the die and the underfill material and about the wire bonds to complete the package. Various arrangements of the solder ball pads on the die include columnar and row, corner, diagonal, cross, and periphery arrangements.Type: GrantFiled: January 30, 2008Date of Patent: December 14, 2010Assignee: Micron Technology, Inc.Inventors: Frank L. Hall, Cary J. Baerlocher
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Patent number: 7847304Abstract: An LED array includes a semiconductor substrate and a plurality of first LED portions formed integrally on a surface of the semiconductor substrate. The first LED portions emit light of a predetermined color. The LED array includes a plurality of second LED portions fixed to the semiconductor substrate and are disposed corresponding to the first LED portions. The second LED portions emit light whose color is different from the first LED portions. The second LED portions are so disposed that active layers of the second LED portions are substantially at the same height as active layers of the first LED portions.Type: GrantFiled: March 28, 2007Date of Patent: December 7, 2010Assignee: Oki Data CorporationInventors: Masumi Taninaka, Masumi Koizumi, Hiroshi Hamano
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Patent number: 7847300Abstract: Disclosed is a light-emitting diode package. The light-emitting diode package includes an electrode pad on which a chip is placed; a housing having a window through which the chip is exposed; a housing wall defining the window; and an electrode lead extended from the electrode pad in a direction of the housing to be exposed outside a surface of the housing, wherein the housing wall formed in the direction comprises a first portion and a second portion thicker than the first portion to cover the electrode lead.Type: GrantFiled: March 28, 2008Date of Patent: December 7, 2010Assignee: Alti-Electronics Co., Ltd.Inventors: Sun-Hong Kim, Min-Sik Kim, Jin-Na Lee
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Patent number: 7842957Abstract: A transceiver having a light source die, a photodetector die and a substrate is disclosed. The substrate has a first well in which the light source die is mounted and a second well in which the photodetector die is mounted. The substrate has a reflective surface which blocks light leaving the light source from reaching the photodetector unless the light is reflected by an object external to the transceiver. The reflecting surface of the second well in the substrate is shaped to concentrate light received from outside the transceiver onto the photodetector, and in one aspect of the invention it comprises a non-imaging optical element. The light source is powered by applying a potential between first and second contacts on the light source die. A signal is generated between first and second contacts on the photodetector die in response to illumination of the photodetector die.Type: GrantFiled: March 8, 2007Date of Patent: November 30, 2010Assignee: Avago Technologies ECBU IP (Singapore) Pte, Ltd.Inventors: Teck Chai Goh, Deng Peng Chen, Basoor Suresh, Wee Sin Tan, Peng Yam Ng, Sin Heng Lim, Pak Hong Yee
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Patent number: 7829899Abstract: In one embodiment, a single light emitting diode lamp package includes at least two light emitting devices that can be switched independently of one another and thus may be useful in vehicular lighting applications, for example low and high beam headlights. In another embodiment, a LED device includes a first LED die and at least one additional LED die disposed at different positions within a common reflector cup. Multiple LED sub-assemblies may be mounted to a common lead frame along non-coincident principal axes. Methods for varying intensity or color from multi-LED lamps are further provided.Type: GrantFiled: May 3, 2006Date of Patent: November 9, 2010Assignee: Cree, Inc.Inventor: Edward Lloyd Hutchins
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Patent number: 7800125Abstract: An LED package including a carrier, a LED chip, and a lens is provided. The LED chip is disposed on the carrier. The lens is disposed on the carrier and above the LED chip. A gap is formed between the LED chip and the lens. The lens has a first surface, a second surface, a protrusion, and at least one protruding ring. The first surface faces the LED chip. The second surface is opposite to the first surface. The protrusion is located at the first surface. The protruding ring is located at the first surface and surrounds the protrusion.Type: GrantFiled: July 9, 2008Date of Patent: September 21, 2010Assignee: Himax Display, Inc.Inventor: Chun-Min Chen
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Patent number: 7791088Abstract: An electrooptic device includes: a plurality of data lines and a plurality of scanning lines that intersect on a substrate; a pixel electrode provided for each of pixels corresponding to the intersection of the data lines and the scanning lines; a first conductive layer provided for each pixel and a second conductive layer provided above the first conductive layer and electrically insulated from the first conductive layer; a third conductive layer provided above the second conductive layer and electrically insulated from the second conductive layer; an insulating side wall provided at an end of the second conductive layer and extending along the thickness of the second conductive layer; and a connecting conductive film disposed opposite to the end with the side wall in between and extending along the thickness to electrically connect the first conductive layer with the third conductive layer.Type: GrantFiled: December 1, 2006Date of Patent: September 7, 2010Assignee: Seiko Epson CorporationInventor: Tatsuya Ishii
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Patent number: 7791092Abstract: A white light emitting lamp is disclosed comprising a solid state ultra violet (UV) emitter that emits light in the UV wavelength spectrum. A conversion material is arranged to absorb at least some of the light emitting from the UV emitter and re-emit light at one or more different wavelengths of light. One or more complimentary solid state emitters are included that emit at different wavelengths of light than the UV emitter and the conversion material. The lamp emits a white light combination of light emitted from the complimentary emitters and from the conversion material, with the white light having high efficacy and good color rendering. Other embodiments of white light emitting lamp according to the present invention comprises a solid state laser instead of a UV emitter. A high flux white emitting lamp embodiment according to the invention comprises a large area light emitting diode (LED) that emits light at a first wavelength spectrum and includes a conversion material.Type: GrantFiled: February 2, 2006Date of Patent: September 7, 2010Assignee: Cree, Inc.Inventors: Eric Joseph Tarsa, Michael Dunn, Bernd Keller
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Patent number: 7781788Abstract: A light emitting device package including a transparent cover having an electrode pattern formed on a bottom surface thereof; a light emitting device installed below the transparent cover and electrically connected to an external circuit via the electrode pattern; a fixing resin which fixes the light emitting device onto the bottom surface of the transparent cover; and a metal slug provided under the fixing resin to dissipate heat away from the light emitting device.Type: GrantFiled: July 31, 2006Date of Patent: August 24, 2010Assignee: Samsung Electronics Co., Ltd.Inventors: Arthur Darbinian, Seung Tae Choi, Ki Hwan Kwon, Chang Youl Moon, Kyu Ho Shin
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Patent number: 7763900Abstract: Disclosed are a light emitting device having a plurality of light emitting cells connected in series and a method of fabricating the same. The light emitting device includes a buffer layer formed on a substrate. A plurality of rod-shaped light emitting cells are located on the buffer layer to be spaced apart from one another. Each of the light emitting cells has an n-layer, an active layer and a p-layer. Meanwhile, wires connect the spaced light emitting cells in series or parallel. Accordingly, arrays of the light emitting cells connected in series are connected to be driven by currents flowing in opposite directions. Thus, there is provided a light emitting device that can be directly driven by an AC power source.Type: GrantFiled: July 4, 2005Date of Patent: July 27, 2010Assignee: Seoul Opto Device Co., Ltd.Inventor: Chung Hoon Lee
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Patent number: 7745838Abstract: The invention consists of inserting electronic components into a glazing, in particular a laminated glazing, in order to create new features, in particular for automotive applications, windscreen, rear window or side windows. The inserted electronic components can be optoelectronic components such as light-emitting diodes (LEDs) providing a lighting function for the glazing, e.g. interior lighting of an automobile. The electrical connections are provided by means of a conductive layer so that they are virtually invisible.Type: GrantFiled: January 8, 2004Date of Patent: June 29, 2010Assignee: AGC Glass EuropeInventor: Hugues Lefevre
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Patent number: 7723735Abstract: In a display device having a plurality of organic electroluminescence devices arranged on a substrate, each of the devices including a lower electrode, an organic layer at least containing a light emitting layer, and an upper electrode in this order, the light emitting layer of at least some of the organic electroluminescence devices has a first light emitting layer formed by vapor deposition and a second light emitting layer formed by thermal transfer, and the first light emitting layer emits light whose wavelength is equal to or shorter than that of blue light.Type: GrantFiled: April 17, 2006Date of Patent: May 25, 2010Assignee: Sony CorporationInventor: Eisuke Matsuda
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Patent number: 7723206Abstract: A photodiode in which increased sensitivity and speed are balanced. The photodiode includes: a semiconductor substrate; a plurality of active regions formed on the substrate by selective epitaxial growth; and a comb electrode provided for each of the plurality of active regions and in communication with each other to electrically connect the active regions together.Type: GrantFiled: December 5, 2007Date of Patent: May 25, 2010Assignees: FUJIFILM Corporation, Massachusetts Institute of TechnologyInventors: Yukiya Miyachi, Wojciech P. Giziewicz, Jurgen Michel, Lionel C. Kimerling
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Patent number: 7718449Abstract: A surface mount LED package having a tight footprint and small vertical image size is fabricated by a method comprising: forming light emitting diode chips each having a substrate and a plurality of layers configured to emit electroluminescence responsive to electrical energizing; forming electrical vias in a sub mount, the electrical vias passing from a front side of the sub-mount to a back-side of the sub-mount; flip chip bonding the light emitting diode chips on the front-side of the sub mount such that each light emitting diode chip electrically contacts selected electrical vias; thinning or removing the substrates of the flip-chip bonded light emitting diode chips; and after the thinning, disposing a phosphor over the flip chip bonded light emitting diode chips.Type: GrantFiled: October 27, 2006Date of Patent: May 18, 2010Assignee: Lumination LLCInventors: Xiang Gao, Michael Sackrison
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Patent number: 7719012Abstract: A light-emitting device includes a light-emitting element and a light-guiding member for causing light from the light-emitting element entering into it through one surface thereof. The light-emitting element includes a lead member with a light-emitting element chip mounted thereon and a molded member to which the lead member is secured. The lead member has a metallic part extending from the molded member, and the metallic part is bent. The thus arranged light-emitting device has an excellent heat release capability. An image reading apparatus using the light-emitting device is also provided.Type: GrantFiled: March 24, 2006Date of Patent: May 18, 2010Assignees: Nippon Sheet Glass Company, Limited, Nichia CorporationInventors: Kunihito Sugimoto, Naofumi Sumitani, Masahide Wakisaka
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Patent number: 7687812Abstract: A representative LED array includes: a base substrate (BS) and a plurality of light emitting diodes, each of the light emitting diodes comprising a stack of a first contact layer, a semiconductor stack and a second contact layer, the semiconductor stack being on top of the first contact layer, the second contact layer being on top of the semiconductor stack; the plurality of light emitting diodes being arranged in pixel matrix on the base substrate as LEDs of at least three types (R, G, B); the LEDs according to their type (R, G, B) being arranged as at least a first, second and third sub-pixel in the pixel matrix for emission of radiation of a respective specific at least first, second and third color; and interconnection circuitry on the substrate, operative to connect to the light emitting diodes of the array for addressing each of the light emitting diodes.Type: GrantFiled: June 15, 2007Date of Patent: March 30, 2010Assignee: TPO Displays Corp.Inventors: Hendrik Klaas Louwsma, Pieter Goldhoorn, Hermans Jans
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Patent number: 7638808Abstract: The present invention provides an optical array module that includes a plurality of semiconductor devices mounted on a thermal substrate formed with a plurality of openings that function as micro-reflectors, wherein each micro-reflector includes a layer of reflective material to reflect light. Such material preferably is conductive so as to provide electrical connection for its associated semiconductor device.Type: GrantFiled: March 18, 2005Date of Patent: December 29, 2009Assignee: Phoseon Technology, Inc.Inventors: Mark D. Owen, Duwayne R. Anderson, Thomas R. McNeil, Alexander F. Schreiner
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Patent number: 7635917Abstract: The present invention relates to a three-dimensional package and method of making the same. The package includes a first substrate, a first chip, a second substrate, a second chip, a spacer, and a first molding compound. The first chip is electrically connected to the first substrate. The second substrate is electrically connected to the first substrate. The second chip is electrically connected to the second substrate. One end of the spacer is attached to the first chip, and the other end of the spacer is attached to the second chip. The first molding compound encapsulates the first substrate, the first chip, the second substrate, the second chip, and the spacer. In the present invention, the adhesion between the spacer and the second chip is enhanced, and the overall thickness of the three-dimensional package is reduced.Type: GrantFiled: October 30, 2007Date of Patent: December 22, 2009Assignee: Advanced Semiconductor Engineering, Inc.Inventors: Ching-Chun Wang, Yen-Yi Wu, Sem-Wei Lin
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Patent number: 7605452Abstract: A semiconductor light-emitting device according to an embodiment of the present invention includes chip LEDs formed on a silicon submount, in which a wiring pattern having a chip connecting terminal portion connecting the chip LEDs, an external connecting terminal portion connecting an external unit, and a plurality of lead portions connecting a corresponding chip connecting terminal portion and a corresponding external connecting terminal portion is formed on the silicon submount, and an area of the chip connecting terminal portions is made larger than an area of a region where the chip connecting terminal portion overlaps with the chip LEDs. Accordingly, a semiconductor light-emitting device of high heat radiation property and heat resistance can be provided.Type: GrantFiled: September 12, 2006Date of Patent: October 20, 2009Assignee: Hitachi Maxell, Ltd.Inventors: Toshihiro Yamanaka, Hiroyuki Tsukamoto, Kiyoharu Kishimoto
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Patent number: 7602035Abstract: A solar module 20 comprises first and second sheets 21 and 22, a plurality of rows (a plurality of groups) of spherical solar cells 11 incorporated in between these sheets 21 and 22 in a state in which the conduction direction is perpendicular to the surface of the sheets, a mechanism for the parallel connection of each group of spherical solar cells 11, a mechanism for the serial connection of each group of spherical solar cells 11 with the spherical solar cells 11 in adjacent groups, a positive electrode terminal 23, and a negative electrode terminal 24. A positive electrode is formed on the bottom and a negative electrode on top in the odd-numbered rows of spherical solar cells 11 from the left end, while a positive electrode is formed on top and a negative electrode on the bottom in the even-numbered rows of spherical solar cells 11.Type: GrantFiled: October 19, 2001Date of Patent: October 13, 2009Inventor: Josuke Nakata
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Patent number: 7535028Abstract: An AC/DC indicator lamp based on an array of micro-LEDs may be powered by a standard high voltage AC or DC power source. The indicator lamp has a low power consumption. The micro-LEDs are serially connected on a substrate with the total device area and power consumption compatible with a standard DC low voltage LED. A plurality of indicator lamps may be connected together in parallel to present a string of indicator lamps.Type: GrantFiled: April 8, 2005Date of Patent: May 19, 2009Assignee: AC LED Lighting, L.LC.Inventors: Zhaoyang Fan, Hongxing Jiang, Jingyu Lin
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Patent number: 7498674Abstract: A semiconductor module has a coupling substrate which is used for the internal electrical coupling of an integrated circuit on adjacent semiconductor chips. The semiconductor chips have integrated circuits and are arranged on a mount structure. The semiconductor chips are externally connected to external contacts. The coupling substrate overlaps edge areas of the adjacent semiconductor chips.Type: GrantFiled: September 15, 2006Date of Patent: March 3, 2009Assignee: Infineon Technologies AGInventor: Georg Meyer-Berg
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Patent number: 7462879Abstract: A display device is formed by burying at least part of a light emitting device in an insulating material, wherein a drive electrode for the light emitting device is formed so as to be extracted on a surface of the insulating material. A display unit is produced by two-dimensionally arraying such light emitting devices on a base body. Since the display device is modularized by burying a light emitting device finely formed in an insulating material, to re-shape the light emitting device into a size easy to handle, it is possible to suppress the production cost of the display unit using such display devices, and to ensure a desirable handling performance of the light emitting device; for example, facilitate the carrying of the light emitting device or the mounting thereof on a base body.Type: GrantFiled: March 23, 2005Date of Patent: December 9, 2008Assignee: Sony CorporationInventors: Toyoharu Oohata, Hideharu Nakajima, Yoshiyuki Yanagisawa, Toshiaki Iwafuchi
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Patent number: 7456500Abstract: A light source module having a plurality of LEDs connected to a metal carrier (4) by means of an insulating layer (3). In order to afford protection against mechanical effects and in order to form a reflector, the LEDs are surrounded by a frame (10), which is segmented into a plurality of parts by expansion joints (13), in order that stresses occurring as a result of temperature fluctuations are absorbed.Type: GrantFiled: September 24, 2003Date of Patent: November 25, 2008Assignee: Osram Opto Semiconductors GmbHInventors: Patrick Kromotis, Günter Waitl
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Patent number: 7435997Abstract: A device (1) with a number of light emitting diode chips (5) in a reflector (3) is formed in such a way that the direct line of sight between the light emitting diode chips (5) is interrupted by a partition (11). This improves the efficiency of the device (1) substantially.Type: GrantFiled: August 22, 2001Date of Patent: October 14, 2008Assignee: Osram GmbHInventors: Karlheinz Arndt, Georg Bogner, Herbert Brunner, Gunter Waitl
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Patent number: 7427810Abstract: A semiconductor device including a first semiconductor element mounted on a first surface of second semiconductor element, wherein solder balls are formed on the first surface of the second semiconductor element such that the first surface includes an area without solder balls. At least one first semiconductor element is mounted to the second semiconductor element at the area of the first surface without solder balls. The at least one first semiconductor element may be mounted to the second semiconductor element using solder joints.Type: GrantFiled: March 11, 2005Date of Patent: September 23, 2008Assignee: Oki Electric Industry Co., Ltd.Inventors: Shinji Ohuchi, Shigeru Yamada, Yasushi Shiraishi
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Patent number: 7394109Abstract: An LED lighting device comprises a seat with a conductor. A light emitting diode is disposed on the conductor of the seat, and has an upper positive conductive pad, a lower negative conductive pad, and an insulating pad disposed between the positive and negative conductive pads. The lower negative conductive pad of the light emitting diode connects with the conductor. An exterior enclosure is disposed on top of the seat in such a way that a bottom end of the exterior enclosure is in contact with the upper positive conductive pad. A through hole is defined through the bottom end of the exterior enclosure for receiving the light emitting diode. The bottom of the seat is connected with a metal plate that is in contact with the conductor.Type: GrantFiled: July 27, 2006Date of Patent: July 1, 2008Inventor: Ming-Liang Lin
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Patent number: 7358579Abstract: A microelectromechanical system switch may include a relatively stiff cantilevered beam coupled, on its free end, to a more compliant or flexible extension. A contact may be positioned at the free end of the cantilevered beam. The extension reduces the actuation voltage that is needed and compensates for the relative stiffness of the cantilevered beam in closing the switch. In opening the switch, the stiffness of the cantilevered beam may advantageously enable quicker operation which may be desirable in higher frequency situations.Type: GrantFiled: June 28, 2002Date of Patent: April 15, 2008Assignee: Intel CorporationInventors: Qing Ma, Tsung-Kuan Allen Chou, Valluri Rao
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Patent number: 7358600Abstract: A circuit module for use in a memory card. The circuit module comprises a base substrate including a plurality of contacts. Attached to the base substrate is a memory die, while attached to the memory die is an interposer having a plurality of terminals electrically connected to each other in a prescribed pattern. At least one of the terminals is electrically connected to at least one of the contacts. Attached to the interposer is a controller die, with the memory die and the controller die each being electrically connected to at least one of the terminals of the interposer.Type: GrantFiled: November 16, 2004Date of Patent: April 15, 2008Assignee: Amkor Technology, Inc.Inventors: Maximilien d'Estries, Stephen G. Shermer, Jeffrey A. Miks
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Patent number: 7354785Abstract: An electroluminescent device having a light emitting layer (25) containing phosphor particles (31, 32), wherein the phosphor particles protrude from the light emitting layer to cause the surrounding layers to conform to the protrusions, thus increasing the performance of the lamp. Methods of constructing a lamp using a temperature above the softening temperature of the insulating layer of the device are also disclosed.Type: GrantFiled: June 30, 2003Date of Patent: April 8, 2008Assignee: Kabay & Company Pty Ltd.Inventors: Gabriella H. Kabay, Ernest Kabay
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Patent number: 7323769Abstract: An integrated circuit package is disclosed. The package comprises a plurality of leads, each lead having a first face and a second face opposite to the first face. The package also comprises a die pad having a first face and a second face opposite to the first face. The second face of the die pad is orthogonally offset from the second face of the leads so that the second face of the die pad and the second face of the leads are not coplanar. The package also comprises an integrated circuit chip substantially laterally disposed between the plurality of leads, and having a first face and a second face opposite to the first face. The first face of the integrated circuit chip is proximate to the second face of the die pad and the first face of the integrated circuit chip is coupled to the second face of the die pad. The package further comprises a plurality of wires that link the plurality of leads to the integrated circuit chip.Type: GrantFiled: May 8, 2006Date of Patent: January 29, 2008Assignee: United Test and Assembly Center Ltd.Inventors: Hien Boon Tan, Anthony Yi Sheng Sun, Francis Koon Seong Poh
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Publication number: 20080017872Abstract: A light emitting diode module for a line light source includes a circuit board having a wire pattern formed thereon and a plurality of LED chips directly mounted and disposed in a longitudinal direction on the circuit board and electrically connected to the wire pattern. The module also includes a reflecting wall installed on the circuit board to surround the plurality of LED chips, reflecting light from the LED chips. The module further includes a heat sink plate underlying the circuit board to radiate heat generated from the LED chip.Type: ApplicationFiled: May 24, 2007Publication date: January 24, 2008Inventor: Il Ku Kim
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Patent number: 7301174Abstract: LED strip lamp comprising a light emitting diode and extruded electrodes characterized in that a shaped electrode of that LED is fixed directly to a diode connecting part on a current supplying conductor, by die bonding or other fixing means, an insulating painted layer on the current supplying conductor being locally absent, exposing a core wire, wherein the current supplying conductor comprises a metal wire rod having said insulating painted layer thereon.Type: GrantFiled: August 12, 2004Date of Patent: November 27, 2007Inventor: John M. Popovich
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Patent number: 7042089Abstract: An object of the present invention is to provide a large-size light-emitting device from which uniform light emission can be obtained. That is, in the present invention, in a device having an outermost diameter of not smaller than 700 ?m, a distance from an n electrode to a farthest point of a p electrode is selected to be not larger than 500 ?m.Type: GrantFiled: June 17, 2004Date of Patent: May 9, 2006Assignee: Toyoda Gosei Co., Ltd.Inventors: Toshiya Uemura, Atsuo Hirano, Koichi Ota, Naohisa Nagasaka