LG Electronics Patents

LG Electronics Inc. is a South Korean electronics manufacturer. LG sells televisions, mobile phones, tablets, and home appliances, including refrigerators, washers, dryers, and vacuum cleaners.

LG Electronics Patents by Type
  • Publication number: 20090321764
    Abstract: Disclosed is a method of manufacturing an organic light emitting device, an organic light emitting device manufactured by using the method, and an electronic device including the organic light emitting device. The method includes (a) forming an insulating layer on a lower electrode, (b) etching the insulating layer to form an opening ranging from an upper surface of the insulating layer to the lower electrode so that an overhang structure having a lowermost circumference that is larger than an uppermost circumference is formed, (c) forming a conductive layer on an upper surface of the lower electrode in the opening and a surface of the insulating layer other than the overhang structure, (d) forming an organic material layer on the conductive layer formed on the upper surface of the lower electrode in the opening, and (e) forming an upper electrode on an upper surface of the conductive layer disposed on the upper surface of the insulating layer and an upper surface of the organic material layer.
    Type: Application
    Filed: July 25, 2007
    Publication date: December 31, 2009
    Applicant: LG Chem, Ltd.
    Inventors: Jung-Hyoung Lee, Jae-Seung Lee, Jung-Bum Kim
  • Publication number: 20090322733
    Abstract: Provided is an apparatus for improving image quality of a display device including a panel for displaying an image according to an inputted image signal a lamp for illuminating the panel an inverter for applying a drive current to the lamp and a control unit for intermittently applying a driving pulse voltage of the inverter to perform pulse width modulation dimming, and varying an operating frequency of the inverter, wherein the control unit detects frequencies of horizontal and vertical synchronizing signals and varies a pulse width modulation frequency regardless of the horizontal and vertical synchronizing signals.
    Type: Application
    Filed: September 6, 2007
    Publication date: December 31, 2009
    Applicant: LG Electronics Inc.
    Inventor: Sang-Heon Park
  • Publication number: 20090327540
    Abstract: A system and a method for determining a bus address for a controller within a network are provided. The method includes coupling a first set of pins of a wire harness connector to a second set of pins of a PCB connector of the controller. The method further includes sampling voltages of a portion of the first set of pins of the PCB connector to determine a wire harness ID utilizing a microprocessor. The method further includes accessing a look-up table from a memory device to select the bus address for the controller using the wire harness ID utilizing the microprocessor. The look-up table includes a plurality of bus addresses correspondingly associated with a plurality of wire harness IDs. The method further includes storing the selected bus address in the memory device utilizing the microprocessor.
    Type: Application
    Filed: June 30, 2008
    Publication date: December 31, 2009
    Applicant: LG CHEM, LTD.
    Inventors: David C. Robertson, Jong Min Park
  • Publication number: 20090325057
    Abstract: Disclosed is a method for producing a lithium secondary battery, the method comprising the steps of: (a) distributing or scattering insulating powder partially or totally onto a surface of at least one of a cathode, an anode and a separator; (b) forming an electrode assembly by using the cathode, the anode and the separator; and (c) introducing the electrode assembly into a casing and sealing the casing. A lithium secondary battery obtained from the method is also disclosed. The method for manufacturing a lithium secondary battery, including a step of scattering insulating powder partially or totally onto the surface of a separator or the surface of at least one electrode facing to the separator, significantly reduces generation of an internal short circuit between both electrodes caused by internal or external factors during the assemblage of a battery and generation of low-voltage defects, and thus significantly improves yield of desired batteries.
    Type: Application
    Filed: May 4, 2007
    Publication date: December 31, 2009
    Applicant: LG CHEM, LTD.
    Inventors: Sun-kyu Kim, Seung-Don Choi, Hong-Kyu Park
  • Publication number: 20090325054
    Abstract: A battery cell assembly is provided. The battery cell assembly includes a battery cell and a heat exchanger disposed adjacent the battery cell configured to cool the battery cell. The heat exchanger has an outer housing. The outer housing defines an interior region and first and second flow guide members. The first and second flow guide members define a serpentine flow path in the interior region. The first and second flow guide members are tilted generally upwardly in the interior region. The serpentine flow path extends from an inlet aperture in the outer housing to another flow path in the outer housing. The another flow path extends from the serpentine flow path to an outlet aperture.
    Type: Application
    Filed: June 30, 2008
    Publication date: December 31, 2009
    Applicant: LG Chem, Ltd.
    Inventors: Josh Payne, Igor Isayev, Heekook Yang, William Koetting, Peter Morris, Venkatachala Moorthi Natarajan
  • Publication number: 20090323293
    Abstract: A battery cell interconnect and voltage sensing assembly and a method for coupling a battery cell assembly thereto are provided. The battery cell interconnect and voltage sensing assembly includes a circuit board, electrical interconnect members, and an electrical connector. The circuit board further has slots therethrough for receiving the electrical interconnect members thereon. Electrical terminals from battery cell assemblies are coupled to the electrical interconnect members. The circuit board also has electrical traces for routing voltages at the electrical interconnect members to the electrical connector for sensing voltages of the battery cell assemblies.
    Type: Application
    Filed: June 30, 2008
    Publication date: December 31, 2009
    Applicant: LG CHEM, LTD.
    Inventors: William Koetting, Kwok Tom, David C. Robertson, Martin J. Klein
  • Publication number: 20090325052
    Abstract: A battery module having a cooling manifold is provided. The battery module includes a plurality of battery cell assemblies having a plurality of heat exchangers. The battery module further includes the cooling manifold operably coupled to the plurality of battery cell assemblies. The cooling manifold has a manifold portion and a cover plate. The manifold portion has a peripheral wall, a rear wall coupled to the peripheral wall, and a flow diverter. The peripheral wall has a top portion with an inlet aperture extending therethrough. The rear wall has a plurality of outlet apertures extending therethrough. The cover plate is coupled to the peripheral wall opposite to the rear wall. The flow diverter extends from the rear wall and is disposed below the inlet aperture.
    Type: Application
    Filed: June 30, 2008
    Publication date: December 31, 2009
    Applicant: LG CHEM, LTD.
    Inventors: William Koetting, Josh Payne
  • Publication number: 20090321748
    Abstract: Provided are a light emitting diode and a method for manufacturing the same. In the method, a semiconductor layer is formed, and a mask layer is formed on the semiconductor layer. Laser is irradiated onto a scribing region of the mask layer to divide the semiconductor layer into a plurality of light emitting diodes. The scribing region is etched, and then the mask layer is removed. The plurality of light emitting diodes are then separated from each other.
    Type: Application
    Filed: September 20, 2007
    Publication date: December 31, 2009
    Applicant: LG INNOTEK CO., LTD
    Inventor: Sang Youl Lee
  • Publication number: 20090325059
    Abstract: A battery module having battery cell assemblies with alignment-coupling features is provided. The battery module includes a first battery cell assembly having at least first, second, third and fourth alignment-coupling features thereon. The battery module further includes a second battery cell assembly having at least fifth, sixth, seventh, and eighth alignment-coupling features thereon. The fifth, sixth, seventh, and eighth alignment-coupling features of the second battery cell assembly are configured to engage the first, second, third and fourth alignment-coupling features, respectively, of the first battery cell assembly to couple the second battery cell assembly to the first battery cell assembly and to align the second battery cell assembly relative to the first battery cell assembly.
    Type: Application
    Filed: June 30, 2008
    Publication date: December 31, 2009
    Applicant: LG CHEM, LTD.
    Inventors: Mark Niedzwiecki, Heekook Yang, Igor Isayev
  • Publication number: 20090322998
    Abstract: A liquid crystal display (LCD) device having a minimized display area. The LCD device comprises a display region defined by a plurality of gate and data lines, and having a plurality of thin film transistors (TFTs), for displaying an image; a frame region disposed outside the display region, and composed of a first region having a reflection layer for displaying a color having a set brightness by reflecting incident light in a reflective mode, and a second region having a driving circuit pattern and a driving circuit for shielding incident light; and an outer region formed outside the frame region and having the driving circuit.
    Type: Application
    Filed: December 30, 2008
    Publication date: December 31, 2009
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Tae-Yong Jung, Jong-Hyun Park, Do-Heon Kim, Dae-Sung Jung, Jung-Eun Son
  • Publication number: 20090326958
    Abstract: An audio decoding method and apparatus and an audio encoding method and apparatus which can efficiently process object-based audio signals are provided. The audio decoding method includes receiving first and second audio signals, which are object-encoded; generating third object energy information based on first object energy information included in the first audio signal and second object energy information included in the second audio signal; and generating a third audio signal by combining the first and second object signals and the third object energy information.
    Type: Application
    Filed: February 14, 2008
    Publication date: December 31, 2009
    Applicant: LG ELECTRONICS INC.
    Inventors: Dong Soo Kim, Hee Suk Pang, Jae Hyun Lim, Sung Yong Yoon, Hyun Kook Lee
  • Publication number: 20090322988
    Abstract: A liquid crystal display device capable of preventing a split between a light guide plate and a prism sheet disposed at an upper side thereof and improving concentration efficiency, the device including a liquid crystal panel configured to represent an image, a lamp disposed below the liquid crystal panel to provide light to the liquid crystal panel, a light guide plate having the lamp disposed at least at one side thereof, and a birefringence optical sheet disposed between the liquid crystal panel and the light guide plate, and having a first prism pattern with a first refractive index, the pattern facing the liquid crystal panel, and a second prism pattern with a second refractive index higher than the first refractive index, the pattern facing the light guide plate.
    Type: Application
    Filed: December 22, 2008
    Publication date: December 31, 2009
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Byoung-Ku KIM, Jae-hyun PARK
  • Publication number: 20090322975
    Abstract: An array substrate for a fringe field switching mode liquid crystal display device includes a plurality of gate lines on a substrate; a gate insulating layer on the plurality of gate lines; a plurality of data lines on the gate insulating layer and crossing the plurality of gate lines to define a plurality of pixel regions; a thin film transistor electrically connected to the gate and data lines and in each pixel region; a pixel electrode having a plate shape and in the each pixel region, the pixel electrode connected to a portion of the thin film transistor; a first passivation layer on the pixel electrode and over the thin film transistor; and a common electrode on the first passivation layer and having a plurality of openings of a bar shape in the each pixel region, each of the openings having a major axis along the data line and a minor axis along the gate line, wherein a center portion of each opening overlaps the pixel electrode, and both ends along the major axis of each opening protrude beyond the pix
    Type: Application
    Filed: December 23, 2008
    Publication date: December 31, 2009
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Sang-Moo Song, In-Ho Hwang, Dae-Lim Park, Ki-Hyun Lyu
  • Publication number: 20090325055
    Abstract: A battery module having a cooling manifold is provided. The battery module includes a plurality of battery cell assemblies having a plurality of heat exchangers. The battery module further includes a first cooling manifold having a first inlet aperture extending therethrough and a first plurality of outlet apertures extending therethrough. The battery module further includes a first plurality of ported screws disposed through the first plurality of outlet apertures and configured to fluidly and physically couple the plurality of heat exchangers to the first cooling manifold.
    Type: Application
    Filed: October 27, 2008
    Publication date: December 31, 2009
    Applicant: LG CHEM, LTD.
    Inventors: William Koetting, Josh Payne, Kwok Tom
  • Publication number: 20090325049
    Abstract: A mounting system for a plurality of battery modules needed to form a battery pack includes a battery tray with a combination of fixed and detachable retainers that enable insertion/removal of individual battery modules from the battery pack, both during assembly of the battery pack and later in conjunction with service during its operation. The battery tray may be disposed on a base plate for added support, as well as integration of more than one battery tray and associated modules into a battery pack. A cover may be added to for additional support and protection of the battery modules. Where multiple battery trays are integrated on a base plate, the battery trays may be oriented on the base plate in different directions. The battery mounting system may be used in a motor vehicle or other applications that use a battery pack.
    Type: Application
    Filed: June 30, 2008
    Publication date: December 31, 2009
    Applicant: LG CHEM, LTD.
    Inventors: Mark Niedzwiecki, Martin J. Klein, William Koetting
  • Publication number: 20090325053
    Abstract: A battery module having a battery cell assembly with a heat exchanger is provided. The battery cell assembly includes a first battery cell having a first side and a second side. The battery cell assembly further includes a second battery cell having a first side and a second side. The first side of the second battery cell contacts the second side of the first battery cell. The battery cell assembly further includes a heat exchanger having a first side and a second side. The first side of the heat exchanger contacts the second side of the second battery cell. The battery cell assembly further includes a third battery cell having a first side and a second side. The first side of the third battery cell contacts the second side of the heat exchanger. The heat exchanger is configured to remove heat energy from the first, second, and third battery cells to maintain the first, second, and third battery cells at substantially a desired temperature.
    Type: Application
    Filed: June 30, 2008
    Publication date: December 31, 2009
    Applicant: LG CHEM, LTD.
    Inventors: William Koetting, Prabhaker Patil, Mohamed Alamgir, Martin Klein, Kwok Tom
  • Publication number: 20090320314
    Abstract: A multi-layer type drying machine (200) is disclosed. The multi-layer type drying machine (200) has a drying space divided into several sections in a multi-layered structure for receiving objects to be dried. The multi-layer type drying machine (200) includes a container (210-214) defining a drying space for receiving objects to be dried, a plurality of shelves (252-254) mounted in the drying space, such that the drying space is divided multi-layered structure, for allowing the objects to be placed thereon, and a hot air supply unit (230, 240) for supplying hot air into the drying space.
    Type: Application
    Filed: August 21, 2007
    Publication date: December 31, 2009
    Applicant: LG ELECTRONICS INC.
    Inventors: Seong Jin Jo, Seong Hae Jeong, Deug Hee Lee
  • Patent number: 7638729
    Abstract: An apparatus for cutting a substrate includes a laser oscillator generating a femtosecond laser beam, a first beam splitter splitting the femtosecond laser beam into first and second femtosecond laser beams, a first condenser lens receiving the first femtosecond laser beam and condensing the first femtosecond laser beam to have a first focal depth, a second condenser lens receiving the second femtosecond laser beam, and condensing the second femtosecond laser beam to have a second focal depth different from the first focal depth, and a second beam splitter receiving and splitting the first femtosecond laser beam condensed through the first condenser lens and the second femtosecond laser beam condensed through the second condenser lens, and irradiating the split first and second femtosecond laser beams at different positions on a substrate to be cut.
    Type: Grant
    Filed: October 11, 2005
    Date of Patent: December 29, 2009
    Assignee: LG Display Co., Ltd.
    Inventor: Jeong Kweon Park
  • Patent number: 7638246
    Abstract: A photo development apparatus for use in fabricating a color filter substrate for a display panel is disclosed. The disclosed photo apparatus includes a development solution supplier to supply a negative development solution. The photo apparatus also includes a first photo apparatus to form a positive photo-resist pattern to be used in forming a black matrix, wherein the positive photo-resist pattern is formed by patterning a light shielding layer formed on a substrate using the negative development solution and a positive photo-resist.
    Type: Grant
    Filed: June 15, 2005
    Date of Patent: December 29, 2009
    Assignee: LG Display Co., Ltd.
    Inventor: Seung Han Paek
  • Patent number: 7638458
    Abstract: Disclosed are a Mo—Bi—Nb—Te based composite metal oxide; and a process for producing (meth)acrylic acid from at least one reaction material selected from the group consisting of propylene, propane, isobutylene, t-butyl alcohol and methyl-t-butyl ether, wherein the Mo—Bi—Nb—Te based composite metal oxide is used as a catalyst. Also, disclosed is a process for producing (meth)acrylic acid comprising a first step of producing (meth)acrolein as a main product from at least one reaction material selected from the group consisting of propylene, propane, isobutylene, t-butyl alcohol and methyl-t-butyl ether, and a second step of producing (meth)acrylic acid from the (meth)acrolein, wherein yield of (meth)acrylic acid in the product of the first step is 20 mole % or higher.
    Type: Grant
    Filed: August 10, 2006
    Date of Patent: December 29, 2009
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Jong Shin, Byung Yul Choi, Yeon Shick Yoo, Young Hyun Choe, Young Jin Cho, Duk Ki Kim, Kwang Ho Park, Joo Yeon Park
  • Patent number: 7637799
    Abstract: A substrate production apparatus for producing a substrate for a display device is disclosed. The substrate production apparatus includes a first production apparatus including a first scriber to scribe a first mother substrate into at least one first model substrate and at least one second model substrate, a first grinder to grind the first model substrate, and a first cleaning unit to clean the ground first model substrate. The substrate production apparatus also includes a second production apparatus including a second scriber to scribe a second mother substrate into at least one first model substrate and at least one second model substrate, a second grinder to grind the second model substrate, and a second cleaning unit to clean the ground second model substrate. Additionally, the substrate production apparatus includes a common buffer unit to store the second model substrate from the first production apparatus and to store the first model substrate from the second production apparatus.
    Type: Grant
    Filed: June 4, 2009
    Date of Patent: December 29, 2009
    Assignee: LG Display Co., Ltd.
    Inventor: Choong Un Lee
  • Patent number: 7637119
    Abstract: In the related art refrigerator, its structure for supplying water to a dispenser and water tank was complicated. In addition, since an icemaker is installed in a refrigerating chamber of the refrigerator, there is a problem in that the water supplied into the icemaker is frozen. Furthermore, if the icemaker is installed in the freezing chamber of the refrigerator in which the refrigerating chamber is formed at a lower portion thereof and a refrigerating chamber is formed at an upper portion thereof, there is another problem in that it is difficult to control the temperature in the refrigerating chamber or ice-making capability of the icemaker is lowered. The present invention is directed to a refrigerator.
    Type: Grant
    Filed: May 8, 2008
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventors: Ill-Shin Kim, Seon-Il Yu, Kun-Jun Seok, Yong-Chol Kwon
  • Patent number: 7639328
    Abstract: The present invention relates to a viewing angle controllable liquid crystal display device. The purpose of the present invention is to provide a viewing angle controllable liquid crystal display device applied with TN mode LCD panel in which a narrow view angle mode is possible in bilateral symmetry.
    Type: Grant
    Filed: April 26, 2007
    Date of Patent: December 29, 2009
    Assignee: LG Display Co., Ltd.
    Inventor: Mi Jun Jung
  • Patent number: 7638911
    Abstract: A motor includes a bracket that defines an exterior of the motor. A PCB is held within the bracket and has a circuit pattern and various elements mounted thereon. A stator is provided on the PCB and a rotor is provided within the stator. A shaft rotates together with the rotor to transmit a rotational force of the rotor. A stopper projects from an inside of the bracket to prevent the rotor from moving along the shaft.
    Type: Grant
    Filed: January 23, 2007
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventor: Ho Jae Lee
  • Patent number: 7639767
    Abstract: A method of acquiring time synchronization and supporting method for the same are provided. The present invention enables early synchronization of a receiving side with a transmitting side by avoiding time delays that may result in detecting a current preamble signal. The current preamble signal is inserted with a uniform interval to allow the receiving side to tune its time synchronization with the transmitting side or measure a signal strength in the orthogonal frequency division multiplexing (OFDM) or orthogonal frequency division multiple access (OFDMA) wireless communication system. In an OFDM or OFDMA wireless communication system, the present invention includes modulating a number of reference signals for time synchronization acquisition in a receiving side using at least one of a number of subcarriers and continuously transmitting at least one reference signal modulated by at least one subcarrier to the receiving side during at least one symbol time.
    Type: Grant
    Filed: June 10, 2005
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventors: Jin Young Chun, Bin Chul Im
  • Patent number: 7639814
    Abstract: A device and method for decrypting digital contents are discussed. According to an embodiment, a method for decrypting digital content at a target device, includes receiving the digital content without a source encryption key from a source device connected to the target device, the digital content having been encrypted with the source encryption key in the source device; performing an addition operation by using a first target internal key and an identifier (ID), the first target internal key being associated with the target device, and the ID being associated with at least one of the target device and a storage medium of the target device; generating a target encryption key based on an output of the addition operation and a second target internal key by using a predetermined encryption algorithm, the second target internal key being associated with the target device; and decrypting the encrypted digital content using the target encryption key.
    Type: Grant
    Filed: July 20, 2009
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventors: Young-Soon Cho, Myeong-Joon Kang, Jae-Young Kim, Han Jung
  • Patent number: 7639921
    Abstract: The recording medium includes a data structure having a clip stream file and a clip information file associated with the clip stream file. The clip stream file includes at least video data for a still image, and the clip information file including at least an entry point map. The entry point map includes an entry point, and the entry point provides at least an address of the still image.
    Type: Grant
    Filed: November 20, 2003
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventors: Kang Soo Seo, Chang Bum Kim, Tae Ho Kim, Byung Jin Kim, Soung Hyun Um
  • Patent number: 7637646
    Abstract: A backlight assembly includes a plurality of light emitting diodes (LEDs), a light guiding plate disposed on the same plane as the LEDs, and a plurality of optical correcting portions formed on a side of the light guiding plate and spaced apart from each other by a predetermined distance to change an optical path.
    Type: Grant
    Filed: September 18, 2006
    Date of Patent: December 29, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Kwan Seob Byun, Jae Lag Ma, Myung Woo Jung, Sun Hee Lee
  • Patent number: 7640012
    Abstract: A mobile communication terninal comprising an interface for allowing scheduling of a first time period; a timer for monitoring a beginning and an end for the first time period; and a controller for switching the mobile communication terminal to a first mode, at the beginning of the first time period, and for switching the mobile communication terminal to a second mode at the end of the first time period, wherein in the first mode, the mobile communication terminal cannot communicate over a mobile communication network.
    Type: Grant
    Filed: September 13, 2006
    Date of Patent: December 29, 2009
    Assignee: LG Electronics, Inc.
    Inventor: Hong-Chul Chae
  • Patent number: 7640102
    Abstract: A self-tuning apparatus of vehicle speed pulse coefficient and a method thereof wherein a vehicle speed pulse coefficient is flexibly adjusted by environments in which a mobile object travels and a current status of the mobile object to thereby enable to precisely calculate a travel distance and a travel speed of the mobile object in response to a vehicle speed pulse signal.
    Type: Grant
    Filed: July 27, 2005
    Date of Patent: December 29, 2009
    Assignee: LG Electronics, Inc.
    Inventors: Mun Ho Jung, Dong Hoon Yi
  • Patent number: 7639810
    Abstract: The invention is directed to a source device and a method for encrypting digital content at the source device. According to an embodiment, the method includes authenticating a target device connected to the source device using an identifier (ID) associated with at least one of the target device and a storage medium of the target device; performing an addition operation by using a source internal key and the ID, the source internal key being associated with the source device; generating a source encryption key based on an output of the addition operation; encrypting the digital content using the source encryption key; and transmitting the encrypted digital content without the source encryption key to the target device.
    Type: Grant
    Filed: July 6, 2009
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventors: Young-Soon Cho, Myeong-Joon Kang, Jae-Young Kim, Han Jung
  • Patent number: 7638241
    Abstract: Disclosed is an organic/inorganic composite separator including: a porous substrate having pores; and a porous active layer containing a mixture of inorganic particles and a binder polymer with which at least one surface of the porous substrate is coated. The organic/inorganic composite separator of the present invention may be useful to enhance peeling and scratch resistances and improve a lamination characteristic by introducing a porous active layer onto a porous substrate having pores, the porous active layer having heterogeneity of morphology toward a thickness direction in which a content ratio of the binder polymer/inorganic particles present in a surface layer is higher than that of the binder polymer/inorganic particles present inside the surface layer. Accordingly, the stability and performances of a battery can be improved together since the detachment of inorganic particles from the porous active layer may be reduced during the assembly process of the electrochemical device.
    Type: Grant
    Filed: December 6, 2006
    Date of Patent: December 29, 2009
    Assignee: LG Chem, Ltd.
    Inventors: Sang-Young Lee, Dae-Jong Seo, Joon-Yong Sohn, Seok-Koo Kim, Jang-Hyuk Hong, Young-Soo Kim, Hyun-Min Jang
  • Patent number: 7637624
    Abstract: A cooking device is provided in which damage to a lamp that provides light to a cooking cavity may be prevented. The lamp may be mounted in a lighting assembly and coupled to an outer surface of the cavity by a mounting assembly. The mounting assembly provides for limited movement of the lighting assembly relative to the cavity. Any external shocks or vibrations imparted on the cavity may be attenuated through this limited movement, thus reducing or eliminating forces transmitted to the lighting assembly and preventing damage to the lamp.
    Type: Grant
    Filed: May 25, 2007
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventor: Jae Myeung Chin
  • Patent number: 7639817
    Abstract: A physical channel transmission method and a transmission chain therefor in a communication system are disclosed. In transmitting packet data or packet control data through a physical channel having a transmission format of variable lengths, the data transmission chain includes a scrambler for scrambling the packet data or packet control data using the transmission format information.
    Type: Grant
    Filed: January 14, 2003
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventors: Cheol Woo You, Ki Jun Kim, Young Woo Yun, Soon Yil Kwon
  • Patent number: 7639121
    Abstract: A method and apparatus for initializing a telematics terminal includes generating a door open signal corresponding to an open state of a door of a vehicle. The telematics terminal is initialized based on the door open signal. An accessory signal corresponding to a position or change in operating state of an ignition switch may be generated. At least one telematics module within the vehicle can be initialized based on the door open signal or the accessory signal.
    Type: Grant
    Filed: January 3, 2006
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventor: Young-Mun Kim
  • Patent number: 7638237
    Abstract: Disclosed herein is a terminal-linking member of a high-output, large-capacity secondary battery module or pack having a plurality of unit cells stacked one on another and electrically connected with each other. The terminal-linking member includes an insulating member mounted between electrode terminals of the neighboring unit cells for accomplishing the electrical insulation between the electrode terminals, the insulating member being coupled to the electrode terminals, and a connecting member coupled to the insulating member for electrically connecting the electrode terminals of the unit cells coupled to the insulating member in series or in parallel with each other.
    Type: Grant
    Filed: December 23, 2005
    Date of Patent: December 29, 2009
    Assignee: LG Chem, Ltd.
    Inventors: Jin Woong Ha, Jeeho Kim, HanHo Lee
  • Patent number: 7638653
    Abstract: Provided is a method of preparing a phosphonium compound by reacting a protic phosphonium compound represented by [(R1)—P(R2)a(R2?)b]HX and a salt compound represented by [C][Ani]. Therefore, a phosphonium compound used as a cocatalyst for the preparation of a polar cyclic olefin polymer can be produced at high yield.
    Type: Grant
    Filed: July 25, 2006
    Date of Patent: December 29, 2009
    Assignee: LG Chem, Ltd.
    Inventors: Sungcheol Yoon, Young Chul Won, Young Whan Park, Sung Ho Chun, Dai Seung Choi
  • Patent number: 7638229
    Abstract: Disclosed is a lithium secondary battery using a cathode containing a lithium-containing transition metal oxide and an anode containing graphitized carbon, characterized in that an ammonium compound capable of providing ammonium ions is added to a non-aqueous electrolyte. Therefore, the present invention provides a lithium secondary battery having improved high-temperature performance by reducing decreases of residual capacity and recovery capacity resulting from high-temperature storage of the battery, via addition of such an ammonium compound.
    Type: Grant
    Filed: February 13, 2006
    Date of Patent: December 29, 2009
    Assignee: LG Chem, Ltd.
    Inventors: Soo ik Jo, Jisang Yu, Byungchul Choi, Changjoo Han
  • Patent number: 7639336
    Abstract: An in-plane switching mode liquid crystal display device includes a substrate; at least two gate lines disposed on the substrate; at least two data lines disposed on the substrate crossing the gate lines to define a pixel region; a driving device disposed in the pixel region; a plurality of first electrodes disposed in the pixel region; and a plurality of second electrodes disposed in the pixel region parallel with the first electrodes. At least one first electrode is overlapped with at least one second electrode. Further, each one of the first electrodes and a corresponding one of second electrodes defining an electric field in a direction parallel to a surface of the substrate.
    Type: Grant
    Filed: March 28, 2005
    Date of Patent: December 29, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Hyung-Ki Hong, Jin-Youl Chung
  • Patent number: 7639815
    Abstract: A device and method for decrypting digital contents are discussed. According to an embodiment, a method for decrypting digital content at a target device, includes receiving the digital content without a source encryption key from a source device connected to the target device, the digital content having been encrypted with the source encryption key in the source device, wherein the source device is configured to perform an authenticating operation with the target device by using an identifier (ID) associated with at least one of the target device and a storage medium of the target device; performing a first addition operation by using a first target internal key and the ID; generating a target encryption key based on an output of the first addition operation and a second target internal key by using a predetermined encryption algorithm; and decrypting the encrypted digital content using the target encryption key.
    Type: Grant
    Filed: July 20, 2009
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventors: Young-Soon Cho, Myeong-Joon Kang, Jae-Young Kim, Han Jung
  • Patent number: 7639811
    Abstract: The invention is directed to a source device and a method for encrypting digital contents at the source device. According to an embodiment, the method includes performing a first addition operation by using a first source internal key and an identifier (ID), the first source internal key being associated with the source device, the ID being associated with at least one of a target device and a storage medium of the target device, and the target device being connected to the source device; generating a source encryption key based on an output of the first addition operation and a second source internal key by using a predetermined encryption algorithm, wherein the second source internal key is associated with the source device; encrypting the digital content using the source encryption key; and transmitting the encrypted digital content without the source encryption key to the target device.
    Type: Grant
    Filed: July 6, 2009
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventors: Young-Soon Cho, Myeong-Joon Kang, Jae-Young Kim, Han Jung
  • Patent number: 7639214
    Abstract: The present invention relates to a plasma display apparatus, and more particularly, to a plasma display apparatus and driving method thereof, in which scan electrodes are scanned according to one of a plurality of scan types and a last sustain pulse of sustain pulses applied to scan electrodes or sustain electrodes is controlled.
    Type: Grant
    Filed: November 17, 2005
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventors: Yunkwon Jung, Seongho Kang, Sangjin Yoon, Sooseok Sim
  • Patent number: 7639577
    Abstract: An optical recording medium and method for recording/reproducing data on/from the optical recording medium having an optimum recording condition information, are provided. The method includes reading out a reference recording condition recorded on a specific area of the optical recording medium; recording test data while varying a recording condition with respect to the reference recording condition; determining an optimum recording power based on reproduction characteristics of the test data; and recording a recoding condition data including the optimum recording power, recording speed and write strategy type to be used or used to record data, on a specific area of the optical recording medium.
    Type: Grant
    Filed: June 15, 2004
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventor: Jin-Tae Roh
  • Patent number: 7639584
    Abstract: A method of recording disc control information in a recordable optical disc including at least one recording layer is provided. Writing speed information and per writing speed write strategy are included in disc control information. The specified disc control information can be uniformly applied to efficiently cope with the record/playback of the optical disc. In configuring disc control information within a management area of an optical disc, the method includes recording a plurality of recording speed informations and a plurality of write strategies respectively associated with corresponding recording speeds within the disc control information wherein one of the recording speed informations is a basic recoding speed information.
    Type: Grant
    Filed: July 1, 2004
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventors: Jin Yong Kim, Sang Woon Suh
  • Patent number: 7639317
    Abstract: A backlight unit of a liquid crystal display device includes a mold frame having a receiving space for receiving a reflection sheet, a prism sheet a diffusion sheet, a plurality of light-emitting diodes, and a shielding tape for affixing the reflection sheet, the prism sheet, the plurality of light-emitting diodes and the diffusion sheet within the receiving space, wherein a first color is colored at a plurality of first colored areas at a lower surface of the shielding tape corresponding to the plurality of light-emitting diodes and a second color is colored at a remaining area of the lower surface of the shielding tape other than the plurality of first colored areas.
    Type: Grant
    Filed: December 18, 2006
    Date of Patent: December 29, 2009
    Assignee: LG Display Co., Ltd.
    Inventor: Ki Hyun Cho
  • Patent number: 7640044
    Abstract: A mobile terminal comprising: a first body; a second body mounted in the first body to be folded and unfolded; and hinge units for rotatably hinge-connecting the first and second bodies, wherein the hinge units comprise: a first hinge unit mounted in the first body; a second hinge unit mounted in the second body, and rotatably engaged with the first hinge unit to have the same rotation angle as that of the first hinge unit; and a connection unit for rotatably connecting the first hinge unit to the second hinge unit, whereby the first body can be rotated up to 360° with respect to the second body so that videos and satellite broadcasting can be viewed more conveniently.
    Type: Grant
    Filed: December 8, 2005
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventors: Chang-Bai Won, Sang-Ho Han, Hong-Kyu Park, Yong-Duk Cha
  • Patent number: 7639246
    Abstract: An apparatus and method for displaying a standby screen of a mobile terminal, the apparatus having a display for displaying an image, and a controller for measuring a color-distributed degree of the image when a terminal is converted into a standby mode, and for inverting a certain color of the image when the certain color is distributed by more than a predetermined amount. The power consumed in displaying can effectively be reduced by lowering an grayscale of an image to display it or inverting the color of the image to display it.
    Type: Grant
    Filed: August 22, 2006
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventor: Hyo-Gook Lee
  • Patent number: 7638942
    Abstract: The present invention discloses an encapsulation cap which not only seals simultaneously structural elements formed on two substrates but also has sufficient moisture-absorbing function by using only one getter (moisture absorbent) attached thereto, and a display device using the same. For separating structural elements formed on the glass substrate from the exterior, an encapsulation cap according to the present invention comprises a first surface on which a first recess is formed; and a second surface which is opposite to the first surface and has a second recess formed thereon, wherein the first surface is attached to a first substrate on which structural elements are formed, the second surface is attached to a second substrate on which structural elements are formed, and the structural elements formed on the first and second substrates are received in the first and second recess, respectively.
    Type: Grant
    Filed: October 7, 2005
    Date of Patent: December 29, 2009
    Assignee: LG Display Co., Ltd.
    Inventor: Jung Keun Ahn
  • Patent number: D606953
    Type: Grant
    Filed: July 1, 2009
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventors: Cheol Woong Shin, Hyun Byung Cha
  • Patent number: D607160
    Type: Grant
    Filed: March 11, 2009
    Date of Patent: December 29, 2009
    Assignee: LG Electronics Inc.
    Inventors: Sang Min Yu, Hyung Ki Kim