Electrical Wiring Elements Patents (Class 362/630)
  • Patent number: 10048536
    Abstract: A light guide plate and assembly thereof are disclosed. The light guide plate includes a base plate, an optical pattern on the bottom surface of the base plate, a first circuit and a second circuit on the top surface of the base plate. As a front light module, the first circuit is designed to be light penetrable at the visual area of the base plate as a touch sensing circuit, and the second circuit is surrounding and electrically connected the first circuit. The front light module achieves the thickness reduction of a mobile device having a reflective type panel. As a back light module, the first circuit and the second circuit are arranged in two adjacent blocks on the top surface of the base plate without electrically connecting to each other. The back light module may be applied to perform a local dimming technology by adapting an extra low resolution panel.
    Type: Grant
    Filed: December 26, 2016
    Date of Patent: August 14, 2018
    Assignee: Global Lighting Technologies Inc.
    Inventors: Chung-Lin Tsai, Ching-Ling Wang, Ping-Tse Lo
  • Patent number: 9568666
    Abstract: An illumination apparatus includes a first light-guide plate, a second light-guide plate and a base. Each of the first and second light-guide plates and the second light-guide plate includes a light-emitting surface, a side surface connecting the corresponding light-emitting surface, a micro-structure pattern, a circuit layer integrated with the corresponding side surface, and a color light source disposed on the corresponding side surface and electrically connecting the corresponding circuit layer. The region where the light from the color light source of first light-guide plate orthogonally emitting from is different from the region of where the light from the color light source of second light-guide plate orthogonally emitting from. The base includes a cavity for accommodating the side surfaces of the first and second light-guide plates and electrically connecting the corresponding circuit layers.
    Type: Grant
    Filed: July 14, 2016
    Date of Patent: February 14, 2017
    Assignee: Global Lighting Technologies Inc.
    Inventors: Chung-Lin Tsai, Jiun-Hau Ie, Jerry Wu
  • Patent number: 9039270
    Abstract: A backlight module and a display device are provided. The backlight module includes a light guide, a bottom frame, and a first light bar. The light guide has a first light incident surface. The bottom frame has a clip portion, a first hole, and a first tongue piece, wherein the light guide is disposed in the bottom frame and clipped by the clip portion. A driver board is locked to the first tongue piece, and the first tongue piece is folded from the first hole. The first light bar is disposed between the first light incident surface of the light guide and the bottom frame, and the first light bar has a first connector. The first connector passes through the first hole, so that the first connector is outside the bottom frame.
    Type: Grant
    Filed: April 30, 2014
    Date of Patent: May 26, 2015
    Assignee: Au Optronics Corporation
    Inventor: Keng-Yi Lee
  • Patent number: 9004737
    Abstract: An illumination apparatus including an illumination shell, a circuit and a light source is provided. The illumination shell is formed by a light guide plate. The circuit has a plurality of circuit contacts integrated with the illumination shell. The light source is disposed on the illumination shell and electrically contacted to the plurality of circuit contacts.
    Type: Grant
    Filed: June 6, 2013
    Date of Patent: April 14, 2015
    Assignee: Global Lighting Technologies Inc.
    Inventors: Chung-Lin Tsai, Guo-Chen Lee
  • Patent number: 8985832
    Abstract: The invention relates to a quick installation multifunctional display comprising at least two display units, connecting pieces for connecting the display units together; said display unit comprises a frame formed by four side walls, and through-holes are formed in the side walls of the frame, said connecting pieces connect the display units together by the through-holes in the side walls of the frame. The quick installation multifunctional display of the present invention could be formed by connecting the display units together through the connecting pieces, which makes the installation very convenient; furthermore, the workload and time for installation of the quick installation multifunctional display could be decreased, which lowers the installation costs.
    Type: Grant
    Filed: June 1, 2012
    Date of Patent: March 24, 2015
    Assignee: Hunan Xiny Asheng Technology & Development Co., Ltd.
    Inventors: Jun Liang, Wenying Yong, Zhan Liang
  • Patent number: 8967848
    Abstract: Provided is a lightweight flexible lighting device with excellent durability and stable performance over repeated use that combines an organic electroluminescent element, an organic photoelectric conversion element, and a secondary cell. The lighting device has a control means for controlling the electrical connections of the organic electroluminescent element, the organic photoelectric conversion element, and the secondary cell. The control means controls the electrical connections such that a reverse bias voltage is applied to the organic electroluminescent element when the organic electroluminescent element receives light, generates power, and charges the secondary cell, and such that a reverse bias voltage is applied to the organic photoelectric conversion element when the organic electroluminescent element is supplied with power from the secondary cell and emits light.
    Type: Grant
    Filed: November 16, 2009
    Date of Patent: March 3, 2015
    Assignee: Konica Minolta Holdings, Inc.
    Inventors: Yasushi Okubo, Takahiko Nojima, Hiroaki Itoh, Ayako Wachi
  • Patent number: 8950926
    Abstract: A planar light source apparatus includes a light source substrate including: a point light source; a mount part, on which the point light source is mounted; and a wiring part, which has a wiring pattern to supply power to the point light source; a frame including: one face, along which the mount part of the light source substrate is arranged: and an attachment part, which is formed on the one face, wherein the light source substrate has either of a cutout or hole at a position corresponding to the attachment part of the frame, and wherein an area of the wiring part is continuously provided from the mount part and is bent with respect to the one face.
    Type: Grant
    Filed: January 13, 2012
    Date of Patent: February 10, 2015
    Assignee: Mitsubishi Electric Corporation
    Inventor: Takafumi Kokusho
  • Patent number: 8950925
    Abstract: Provided are a light emitting apparatus and a light unit having the same. The light emitting apparatus includes a light emitting device includes a light emitting element and a plurality of external leads, and a plurality of electrode pads under the light emitting device.
    Type: Grant
    Filed: February 3, 2014
    Date of Patent: February 10, 2015
    Assignee: LG Innotek Co., Ltd.
    Inventor: Kyong Jun Kim
  • Patent number: 8939632
    Abstract: Provided is an edge light type illuminating device, in which an adverse effect of noise and the amount of electric wires are decreased by reducing the length of power supply wires arranged to supply electric power to light sources. An illuminating device (20) includes a chassis plate (22) having a square shape in a plan view, edge light type light sources (28) disposed along at least one side face of the plate and another side face perpendicular to the one side face, power supply means (30) arranged to supply electric power to the light sources, and a power supply wire arranged to electrically connect the light sources and the means, wherein at least a portion of the power supply wire includes bridging wires (33ac, 33bd) arranged to connect the light sources perpendicular to each other.
    Type: Grant
    Filed: May 18, 2011
    Date of Patent: January 27, 2015
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Yasumori Kuromizu
  • Patent number: 8926115
    Abstract: The present invention introduces a backlight device, a backlight system, and a flat panel display device incorporated with the backlight device. The backlight device is configured by at least two backlight units detachably and electrically interconnected. The backlight unit comprises at least first and second leadframes each including longitudinal first and second ends and an intermediate portion located between the ends. A light emitting device is disposed at the intermediate portion. And at least a pair of first and seconds leads with the first pair of leads arranged at the first end, and the second pair of leads located at the second end. The backlight, backlight system, and the flat panel display device can be readily lengthened or shortened according to the field requirements. It features a simple configuration, while is easy to assemble, and is beneficial to cost down.
    Type: Grant
    Filed: June 26, 2012
    Date of Patent: January 6, 2015
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventor: Gang Yu
  • Patent number: 8876356
    Abstract: An illumination device including: a support member accommodating therein a light guiding plate, and having a board placement space in a region where being along a longitudinal direction of an end surface of the light guiding plate, and extending from the end surface side of the light guiding plate to a back surface side thereof; and a light source circuit unit including a bendable circuit board including first and second regions, the first region including light emitting chips, and the second region being formed with a densely-packed portion of a wiring pattern of the light emitting chips. The light source circuit unit is placed in the board placement space after being bent to allow the light emitting chips to face the end surface of the light guiding plate, and to allow the densely-packed portion of the wiring pattern to come on the back surface side of the light guiding plate.
    Type: Grant
    Filed: March 15, 2012
    Date of Patent: November 4, 2014
    Assignee: Sony Corporation
    Inventor: Koichi Yamamoto
  • Patent number: 8864362
    Abstract: An illumination device is disclosed, having a lightguide optically coupled to a light source and a transducer for supplying power to the light source by converting energy received from a remote transmitter. Energy received from a remote transmitter can comprise radiofrequency waves, microwaves, infrared radiation, visible light, ultraviolet light, sunlight, sound waves or heat.
    Type: Grant
    Filed: October 29, 2010
    Date of Patent: October 21, 2014
    Assignee: 3M Innovative Properties Company
    Inventors: Audrey A. Sherman, Kevin R. Schaffer, Michael A. Meis, Soemantri Widagdo
  • Patent number: 8858052
    Abstract: The present invention relates to a backlight module and a manufacturing method thereof. The backlight module comprises a thin film unit, a light guide unit, an insulation layer and at least a light source. The thin film unit is installed with a first circuit. The light guide unit is installed with a second circuit. The insulation layer is installed between the thin film unit and the light guide unit. The light source is electrically connected to the first circuit, and the light thereof projects into the light guide unit.
    Type: Grant
    Filed: March 31, 2011
    Date of Patent: October 14, 2014
    Assignee: Global Lighting Technology Inc.
    Inventors: Yu-Jeng Lin, Wen-Yen Cho
  • Patent number: 8783934
    Abstract: A sidelight type spread illuminating apparatus includes a light guiding plate; a plurality of circuit boards arranged so as to face a side end face of the light guiding plate; a light source mounted on the circuit boards; and a connector that electrically connects the circuit boards adjacent to each other. The connector includes a socket and a plug that are removable therebetween. The socket and the plug are configured to be removable in a direction parallel to each mounting surface of the light sources of the circuit boards in a state that either the socket or the plug is fixed to ends of the circuit boards adjacent to each other.
    Type: Grant
    Filed: March 27, 2012
    Date of Patent: July 22, 2014
    Assignee: Minebea Co., Ltd.
    Inventors: Yasuo Ohno, Masahisa Nishio
  • Patent number: 8764270
    Abstract: A display device includes a display panel displaying an image, a light source generating light, a light guide plate guiding the light and supplying the light to the display panel, a receiving container receiving the light source and the light guide plate, the receiving container including a sidewall portion adjacent to the light guide plate and a bottom portion extending from the sidewall portion, a photosensor coupled to the receiving container, the photosensor sensing the light, and a light receiving hole formed in the receiving container, the light receiving hole comprising a first end and a second end, the first end being closer to the light guide plate and the second end being closer to the photosensor, wherein a height of the first end is smaller than a thickness of the light guide plate, and the second end overlaps the photosensor.
    Type: Grant
    Filed: October 26, 2009
    Date of Patent: July 1, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong-Lyoul Shin, Hyun-Seok Hong
  • Patent number: 8752995
    Abstract: A light emitting module includes a plurality of light emitting diodes; and a module substrate having a wiring portion disposed with the plurality of light emitting diodes, and a heat radiation portion folded from the wiring portion and disposed under the plurality of light emitting diodes, wherein the plurality of light emitting diodes includes a first light emitting diode disposed on a first outer region of the wiring portion, a second light emitting diode disposed on a second outer region of the wiring portion, and a third light emitting diode disposed on a center of the wiring portion, and in the heat radiation portion of the module substrate, the width between the center of the wiring portion and the end of the heat radiation portion is wider than that between the first outer region of the wiring portion and the end of the heat radiation portion.
    Type: Grant
    Filed: February 9, 2012
    Date of Patent: June 17, 2014
    Assignee: LG Innotek Co., Ltd.
    Inventor: Jun Seok Park
  • Patent number: 8746947
    Abstract: The invention provides a backlight module, an LCD device and a light source of the backlight module. The backlight module includes an LED chip, and a heat sink; the LED chip and a circuit thereof are directly arranged on the heat sink. In the invention, because the LED chip of the backlight module and the circuit thereof are directly arranged on the heat sink, heat emitted by the LED chip can be conducted out through the heat sink with good heat dissipation effect; thus, the inside temperature of the backlight module is reduced, and the heat dissipation efficiency of the backlight module is increased.
    Type: Grant
    Filed: April 5, 2012
    Date of Patent: June 10, 2014
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Yajun Yu, Quan Li
  • Patent number: 8730428
    Abstract: This invention provides a liquid crystal display device that makes it possible to ground the conductive film provided on the display side of the liquid crystal display panel without fail while making the frame narrower. The device has a liquid crystal display panel where a liquid crystal layer is provided between two facing substrates; a mold frame for holding the liquid crystal display panel in a predetermined position; a lower frame made of a metal for containing the mold frame; and first and second conductive members, and characterized in that a conductive film is formed on the display side of the liquid crystal display panel, the first conductive member is provided so as to make contact with the conductive film and an upper surface of the mold frame, and the second conductive member is provided so as to make contact with the first conductive member and the lower frame.
    Type: Grant
    Filed: February 11, 2011
    Date of Patent: May 20, 2014
    Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.
    Inventors: Hironobu Isami, Akio Tezuka, Fumiyuki Sato
  • Patent number: 8727600
    Abstract: There is provided a backlight unit. The backlight unit is configured to include: a plurality of light sources; a plurality of light guide plates being arranged alternately with the light sources so that light emitted from the light sources is incident; and a chassis receiving the light sources and the light guide plates, wherein the plurality of light guide plates are disposed to be spaced apart from each other, being symmetrical to each other in order to face the central region of the chassis, a pair of light guide plates opposed to each other on the central region being connected to each other so that the light therefrom is mixed.
    Type: Grant
    Filed: September 9, 2013
    Date of Patent: May 20, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Geun Young Kim, Jong Jin Park, Jung Hun Lee, Sun Choi
  • Patent number: 8702262
    Abstract: The light sourcing module of a backlit LCD display apparatus includes a light sources and power sources supporting substrate. The supporting substrate supports plural light sources on a top major surface thereof and at least one heat generating and power supplying circuit element that protrudes from a bottom major surface of the supporting substrate. The supporting substrate integrally includes wiring that couples driving power output by power supplying circuit element to the plural light sources. A rear receiving frame includes an integral heat-sinking and dissipating recess or groove that is positioned and dimensioned to receive the power supplying circuit element when the supporting substrate is received by the rear receiving frame. The integral heat-sinking and dissipating recess or groove removes heat from the heat generating and power supplying circuit element so that such heat does not adversely affect performance of the light sources.
    Type: Grant
    Filed: April 3, 2009
    Date of Patent: April 22, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Hee Park, Yong-Woo Lee, Joo-Young Kim, Seong-Sik Choi, Byoung-Dae Ye
  • Patent number: 8672529
    Abstract: There is provided a backlight unit. The backlight unit includes a light guiding plate, a light source module including a substrate provided with a circuit wiring and a plurality of light emitting diode (LED) blocks each including one or more LED mounted on the substrate to be positioned vertically with respect to the substrate, the one or more LED being disposed to face a side surface of the light guiding plate, a bottom chassis including a base and a sidewall upwardly extending from a circumference of the base, and accommodating the light source module and the light guiding plate in such a manner that the one or more LED is disposed to be adjacent to the sidewall, and a driving unit controlling a current signal applied to each of the plurality of LED blocks to thereby control brightness for each LED block.
    Type: Grant
    Filed: May 31, 2011
    Date of Patent: March 18, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun Choi, Geun Young Kim, Jung Hun Lee, Jong Jin Park
  • Patent number: 8646963
    Abstract: Provides are a light emitting apparatus and a light unit having the same. The light emitting apparatus comprises a light emitting device comprising a light emitting element and a plurality of external leads, and a plurality of electrode pads under the light emitting device.
    Type: Grant
    Filed: September 4, 2012
    Date of Patent: February 11, 2014
    Assignee: LG Innotek Co., Ltd.
    Inventor: Kyong Jun Kim
  • Patent number: 8641255
    Abstract: There is provided a backlight unit. The backlight unit includes a light guiding plate, a light source module including a substrate provided with a circuit wiring and a plurality of light emitting diode (LED) blocks each including one or more LED mounted on the substrate to be positioned vertically with respect to the substrate, the one or more LED being disposed to face a side surface of the light guiding plate, a bottom chassis including a base and a sidewall upwardly extending from a circumference of the base, and accommodating the light source module and the light guiding plate in such a manner that the one or more LED is disposed to be adjacent to the sidewall, and a driving unit controlling a current signal applied to each of the plurality of LED blocks to thereby control brightness for each LED block.
    Type: Grant
    Filed: May 31, 2011
    Date of Patent: February 4, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun Choi, Geun Young Kim, Jung Hun Lee, Jong Jin Park
  • Patent number: 8632236
    Abstract: A lighting module and lighting device are described. Embodiments of the lighting modules comprise light emitting diodes (LEDs), a power supply, and a waveguide that disperses light from the LEDs to illuminate a lighted side of the lighting module. In one embodiment, the lighting module comprises a substrate, on which the LEDs and power supply are mounted. The substrate includes an interface that permits the lighting module to communicate with an adjacent lighting module when positioned in an array that forms an LED lighting device.
    Type: Grant
    Filed: November 4, 2011
    Date of Patent: January 21, 2014
    Assignee: GE Lighting Solutions, LLC
    Inventor: Lucas Urtiga
  • Publication number: 20130336006
    Abstract: The present invention introduces a backlight device, a backlight system, and a flat panel display device incorporated with the backlight device. The backlight device is configured by at least two backlight units detachably and electrically interconnected. The backlight unit comprises at least first and second leadframes each including longitudinal first and second ends and an intermediate portion located between the ends. A light emitting device is disposed at the intermediate portion. And at least a pair of first and seconds leads with the first pair of leads arranged at the first end, and the second pair of leads located at the second end. The backlight, backlight system, and the flat panel display device can be readily lengthened or shortened according to the field requirements. It features a simple configuration, while is easy to assemble, and is beneficial to cost down.
    Type: Application
    Filed: June 26, 2012
    Publication date: December 19, 2013
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO. LTD.
    Inventor: Gang Yu
  • Patent number: 8602631
    Abstract: A light guide apparatus for a backlight module is disclosed, which includes a light guide plate, a circuit having a plurality of conductive contacts integrated with the light guide plate, and a light source disposed on the light guide plate and electrically contacted to the plurality of conductive contacts.
    Type: Grant
    Filed: June 30, 2011
    Date of Patent: December 10, 2013
    Assignee: Global Lighting Technologies Inc.
    Inventors: Chung-Lin Tsai, Ming-Yuan Lee, Tsung-Yung Hung, I-Ping Huang
  • Patent number: 8593610
    Abstract: A liquid crystal display device having an improved electrostatic discharge structure includes: a liquid crystal panel on which an image is formed; a light emitting diode (LED) unit for irradiating a backlight to the liquid crystal panel; a chassis in which the liquid crystal panel and the LED unit are installed; a LED circuit board including a LED chip that is installed to electrically contact the chassis and to control the LED unit; and a main circuit board connected to the liquid crystal panel and the LED circuit board. A grounding line is connected to the main circuit board and is formed on the LED circuit board. Accordingly, the static electricity that has flowed from the outside through the chassis 10 may be immediately discharged through the grounding line, and electronic components in the liquid crystal display device may be protected from the static electricity.
    Type: Grant
    Filed: May 12, 2011
    Date of Patent: November 26, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: In-Woo Jeong, Ki-Sik Park, Dong-Hun Jung, Ji-Tae Kim
  • Patent number: 8562197
    Abstract: A backlight apparatus includes a substrate which includes a plurality of layers. A plurality of light emitting modules are arranged on a top layer of the plurality of layers closest to a light guide panel, and a plurality of wires penetrates through the plurality of layers to electrically connect the light emitting modules and a plurality of driving units. Accordingly, the width of the substrate of an edge type backlight apparatus which can provide local dimming is reduced. Therefore, the display apparatus using the edge type backlight apparatus can be slim even if it is designed to provide local dimming.
    Type: Grant
    Filed: December 6, 2010
    Date of Patent: October 22, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hoon Choi, Kwang-youn Kim
  • Patent number: 8540413
    Abstract: A backlight assembly includes a light guiding plate, a driving board, a light emitting chip and a flexible board. The light guiding plate has a plate shape. The driving board is disposed substantially parallel with a side surface of the light guiding plate to face the side surface of the light guiding plate. The light emitting chip is formed on a surface of the driving board to generate light toward the side surface of the light guiding plate. The flexible board has a connection wiring that provides a power source to the driving board. The driving board is disposed on the flexible board.
    Type: Grant
    Filed: July 24, 2009
    Date of Patent: September 24, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ju-Young Yoon, Eun-Jeong Kang, Gl-Cherl Kim, Moon-Hwan Chang
  • Patent number: 8523383
    Abstract: A retrofit kit assembly for a recessed lighting fixture and methods for manufacturing and installing the same are described herein. The retrofit kit includes at least two mounting brackets, which can each include at least one lamp socket. The kit also includes at least one ballast, which may be pre-wired to the sockets. Each ballast may include a temporary adhesive on a mounting side thereof, for use during the installation process. For example, the installer may provisionally mount the ballast to an interior surface of an existing housing of the fixture and then permanently mount the ballast using one or more fasteners. The mounting brackets and ballast of the kit may include captive hardware which is held in place in the aperture for the fastener prior to fastening the particular object to the recessed housing, which reduces risk of dropping or losing fasteners during installation.
    Type: Grant
    Filed: February 21, 2011
    Date of Patent: September 3, 2013
    Assignee: Cooper Technologies Company
    Inventors: Valerica Grigore, Dean Grierson
  • Patent number: 8480286
    Abstract: A light guide apparatus for a backlight module is disclosed, which includes a light guide plate, a circuit having a plurality of circuit contacts integrated with the light guide plate, and a light source disposed on the light guide plate and electrically contacted to the plurality of circuit contacts.
    Type: Grant
    Filed: June 30, 2011
    Date of Patent: July 9, 2013
    Assignee: Global Lighting Technologies Inc.
    Inventors: Chung-Lin Tsai, Guo-Chen Lee
  • Patent number: 8475005
    Abstract: A backlight unit of an embodiment includes: a light emitting module including a plurality of light emitting diodes and a module substrate on which the light emitting diodes are mounted; a bottom cover accommodating the light emitting module; a board on the bottom cover; a transformer mounted on a lower portion of the board, and including a core and a coil surrounding at least one portion of the core; a transformer cover covering the transformer; and a heat dissipating cover between the transformer cover and the bottom cover.
    Type: Grant
    Filed: September 29, 2011
    Date of Patent: July 2, 2013
    Assignee: LG Innotek Co., Ltd.
    Inventor: Yong Hee Lee
  • Patent number: 8449130
    Abstract: Methods of controlling a backlight unit including a plurality of solid state light emitting devices include receiving a request to set a color point of the backlight unit at a requested color point, and determining if the requested color point is within an acceptable range. In response to the requested color point being outside the acceptable range, a modified color point is selected in response to the requested color point, and a color point of the backlight unit is set at the modified color point. Corresponding solid state lighting units are also disclosed.
    Type: Grant
    Filed: March 25, 2010
    Date of Patent: May 28, 2013
    Assignee: Cree, Inc.
    Inventors: John K. Roberts, Keith J. Vadas
  • Patent number: 8446545
    Abstract: There is provided a backlight unit including a cover bottom, at least one pairs of metal boards, each being installed on the cover bottom, having a body part and a bent part bent in one end region of the body part, and including an insulated wire on a surface thereof, at least one LED package mounted on the bent part; and a light guide plate installed at the cover bottom.
    Type: Grant
    Filed: December 14, 2011
    Date of Patent: May 21, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Kyuoh Kwon, Dongyul Kim
  • Patent number: 8393778
    Abstract: A backlight module and a wire positioning/holding device for the frame structure thereof are disclosed. The backlight module mainly includes a frame and a light source module. The light source module is disposed on the lateral side or on the bottom of the frame. The wire holding device mainly includes a main body and a winding pillar. A first guide slot is disposed on the main body, and the first guide slot has an inlet end and an outlet end. The winding pillar extends from the main body and is situated at one side of the first guide slot. The winding pillar and the main body together form a wire holding portion. The wire holding portion is disposed corresponding to the outlet end of the first guide slot to receive the wires of the light source module coming out of the outlet end.
    Type: Grant
    Filed: December 14, 2011
    Date of Patent: March 12, 2013
    Assignee: AU Optronics Corporation
    Inventors: Chi-Chen Cheng, Chi-Chung Lo
  • Patent number: 8390993
    Abstract: A shelf of communication equipment provides frontal illumination of a face plate of the shelf. Specifically, a shelf in a rack in a communication network includes a face plate and a bezel. The face plate has a first exterior surface that carries a legend. The bezel forms a second exterior surface extending in a predetermined direction transverse to the first exterior surface. For example, if the first exterior surface is vertical, the second exterior surface is horizontal and overhangs the first exterior surface. During operation, electromagnetic radiation generated by a source enclosed by the bezel exits through the second exterior surface and directly illuminates at least the legend, and optionally also illuminates a electronic device adjacent to the legend, such as an LED or a jack, if such a device is present on the first exterior surface.
    Type: Grant
    Filed: September 14, 2008
    Date of Patent: March 5, 2013
    Assignee: Cyan, Inc.
    Inventors: Colin J. Wilson, Stephen J. West
  • Patent number: 8382361
    Abstract: A backlight assembly includes a light source, a light-guiding member, a mold frame and a printed circuit board (“PCB”). The light source generates light. The light-guiding member guides the light generated from the light source. The mold frame receives the light-guiding member. An opening is formed through a side of the mold frame. The PCB drives the light source, and includes an extension portion extending through the opening of the mold frame.
    Type: Grant
    Filed: December 10, 2007
    Date of Patent: February 26, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Sang-Jun Park
  • Patent number: 8382354
    Abstract: The lighting module includes: a case including an opening from which light is emitted, a base portion corresponding to the opening, and a seat on at least one side of the base portion; a light source unit disposed on the seat; a light guide plate placed within the case and optically connected with the light source unit; and a diffusing plate placed within the case and placed below the light guide plate, wherein the lighting source unit includes a substrate, a plurality of light emitting diodes (LEDs) disposed on the substrate, and a sub-reflector which is disposed on the substrate and covers the plurality of the LEDs, and wherein at least 90% of the light emitted from the LEDs is directly irradiated onto the light guide plate.
    Type: Grant
    Filed: May 15, 2012
    Date of Patent: February 26, 2013
    Assignee: LG Innotek Co., Ltd.
    Inventors: Han Gyoul Kim, Hwayoung Kim, Il Yeong Kang, Hyunha Shin, Sang Hoon Lee, Jin Wook Kim, Hyong Jin Kim, JunYoung Byun, Jaemyeong Noh
  • Patent number: 8277067
    Abstract: In accordance with one or more embodiments of the present invention, a light source module includes a light source, a frame plate, and an insulation structure. The frame plate includes a plurality of light source pad portions, a power wiring portion, and a peripheral portion. The power wiring portion is electrically connected to the light source to be formed in the vicinity of the light source pad portion. A boundary area of the power wiring portion corresponding to the peripheral portion and the light source pad portion is formed to be open, so that the power wiring portion is spaced apart from the peripheral portion and the light source pad portion. The insulation structure is formed in the boundary area to electrically insulate the power wiring portion from the frame plate. In one aspect, the volume, weight, and manufacturing costs of the light source module may be reduced, and a process of individually packaging light sources may be considered unnecessary.
    Type: Grant
    Filed: September 1, 2009
    Date of Patent: October 2, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Se-Ki Park, Gi-Cherl Kim, Young-Keun Lee
  • Patent number: 8277107
    Abstract: Provides are a light emitting apparatus and a light unit having the same. The light emitting apparatus comprises a light emitting device comprising a light emitting element and a plurality of external leads, and a plurality of electrode pads under the light emitting device.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: October 2, 2012
    Assignee: LG Innotek Co., Ltd.
    Inventor: Kyong Jun Kim
  • Patent number: 8243228
    Abstract: The backlight unit 12 includes cold cathode tubes 18, a chassis 14, inverter boards 20, relay connectors 21, and covers 22. The chassis 14 houses the cold cathode tubes 18. The inverter boards 20 are arranged on a side of the chassis 14 opposite from the cold cathode tubes 19. The inverter boards 20 are configured to supply drive power to the cold cathode tubes 18. The relay connectors 21 are mounted to the chassis 14 such that the inverter boards 20 are connected thereto so as to be removal therefrom in one of the directions along a board surface of the inverter board 20. The relay connectors 21 are configured to relay power from the inverter boards 20 to the cold cathode tubes 18. The covers 22 are made of material having a lower strength than the chassis 14 and arranged between the chassis 14 and the inverter boards 20. The chassis 14 has receiving portions 35 that project toward the inverter boards 20 and receive the inverter boards 20.
    Type: Grant
    Filed: December 16, 2009
    Date of Patent: August 14, 2012
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Shiyoshi Cho
  • Patent number: 8231258
    Abstract: A lighting module includes a case including an opening where a light emits from, a base portion corresponding to the opening, and a seat on at least one side of the base portion. The lighting module further includes a light source unit disposed on the seat, a light guide plate placed within the case and optically connected with the light source unit, and a diffusing plate placed within the case and placed below the light guide plate.
    Type: Grant
    Filed: April 5, 2011
    Date of Patent: July 31, 2012
    Assignee: LG Innotek Co., Ltd.
    Inventors: Han Gyoul Kim, Hwayoung Kim, Il Yeong Kang, Hyunha Shin, Sang Hoon Lee, Jin Wook Kim, Hyong Jin Kim, JunYoung Byun, Jaemyeong Noh
  • Patent number: 8218104
    Abstract: The invention provides an electronic device including a liquid crystal display module and a control circuit. The liquid display module includes a backlight unit and a liquid display panel. The backlight unit has a front frame which includes a plastic frame and a conductive line. The conductive line extends from the rear surface to the rear surface to the front surface of the plastic frame so as to form a contact on the front surface.
    Type: Grant
    Filed: February 4, 2010
    Date of Patent: July 10, 2012
    Assignee: Chimei Innolux Corporation
    Inventor: Meng-Ju Chuang
  • Publication number: 20120170313
    Abstract: A light guide apparatus for a backlight module is provided. The light guide apparatus comprises a light guide plate and an electrical component. The light guide plate is configured with a circuit thereon. The electrical component is attached to the light guide plate and electrically coupled to the circuit. The light guide apparatus integrates a light guide panel, a circuit and an electrical component together for obtaining simpler structure and lower cost.
    Type: Application
    Filed: June 30, 2011
    Publication date: July 5, 2012
    Applicant: GLOBAL LIGHTING TECHNOLOGIES INC.
    Inventors: Chung-Lin Tsai, Yu-Jeng Lin
  • Publication number: 20120170318
    Abstract: A light guide apparatus for a backlight module is disclosed, which includes a light guide plate, a circuit having a plurality of conductive contacts integrated with the light guide plate, and a light source disposed on the light guide plate and electrically contacted to the plurality of conductive contacts.
    Type: Application
    Filed: June 30, 2011
    Publication date: July 5, 2012
    Applicant: GLOBAL LIGHTING TECHNOLOGIES INC.
    Inventors: Chung-Lin Tsai, Ming-Yuan Lee, Tsung-Yung Hung, I-Ping Huang
  • Patent number: 8197081
    Abstract: A backlight assembly includes a light guide plate, a light source assembly disposed adjacent to at least one side of the light guide plate and supplies light to the light guide plate, a container receiving the light guide plate and the light source assembly and including a bottom portion and a first sidewall extended from edges of the bottom portion to form a receiving space, and a coupling member disposed inside the receiving space of the container, and overlapping an upper surface of the light source assembly. The light source assembly is disposed adjacent to the first sidewall, the bottom portion, the coupling member and the light guide plate. The insertion direction of the coupling member is substantially perpendicular to the bottom portion of the container.
    Type: Grant
    Filed: October 28, 2009
    Date of Patent: June 12, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joo-Woan Cho, Yong-Woo Lee, Seong-Sik Choi
  • Patent number: 8197112
    Abstract: A backlight assembly includes: a light guide plate having a light entering surface, a light facing surface that is substantially parallel to the light entering surface, a light emitting surface connecting first edges of the light entering surface and the light facing surface, and a bottom surface connecting second edges of the light entering surface and the light facing surface. A light source unit provides light to the light entering surface. At least one color sensor is disposed to receive light from the light guide plate, and at least one light amplifying member is disposed between the light guide plate and the color sensor to collect and concentrate the light from the light guide plate on the color sensor.
    Type: Grant
    Filed: November 13, 2007
    Date of Patent: June 12, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang-hoon Park, Young-joo Nam, Dong-gyun Ra
  • Patent number: 8186841
    Abstract: A fluorescent tube is prevented from being wrongly attached and broken when being attached, and luminance nonuniformity of backlight due to luminance difference generated in a tube axis direction of the fluorescent tube is reduced. A backlight device 2 is provided with a plurality of fluorescent tubes 21 having electrodes 211 at both ends; a bundling member 213 for bundling wirings 212 pulled out from the electrode 211 on one side of two or more of the fluorescent tubes 21; and a conducting means 31 for achieving conduction between the electrodes of the two fluorescent tubes among the fluorescent tubes 21 by being connected with the bundling member 213. The conducting means 31 permits a current to be carried between the electrodes of the two fluorescent tubes 21, which are bundled by the one bundling member 213, and the conducting means are arranged on inverter circuit substrate 28, respectively, not to be adjacent to each other.
    Type: Grant
    Filed: June 28, 2007
    Date of Patent: May 29, 2012
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Masahiro Arai, Kohei Nanbu, Masaki Shimizu
  • Patent number: 8186868
    Abstract: A wire fixing structure for fixing a wire includes a fixing portion, a first side wall, a first positioning portion, a first protruding portion, a second side wall and a blocking wall. The first side wall is connected to the fixing portion. The first protruding portion is connected to one end of the first positioning portion, and the second side wall is connected to another end of the first positioning portion. There is a first accommodating space between the second side wall and the first protruding portion. The blocking wall connects the first and second side walls. There is a second accommodating space between the blocking wall, the first side wall and the second side wall. The wire winds around the first protruding portion and passes through the first and second accommodating spaces, so as to be fixed.
    Type: Grant
    Filed: January 17, 2010
    Date of Patent: May 29, 2012
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Chin-Hsing Cho, Tsao-Yuan Fu
  • Patent number: 8157399
    Abstract: A control unit including a keypad having a plurality control indicators, a light producing device configured to illuminate the control indicators, and a light blocking device disposed between the control indicators and the light producing device and configured to selectively restrict or transmit light from the light producing device to the control indicators.
    Type: Grant
    Filed: October 3, 2008
    Date of Patent: April 17, 2012
    Assignee: General Electric Company
    Inventor: Tony Leung