Patents Represented by Attorney, Agent or Law Firm Robert E. Bushnell, Esq.
  • Patent number: 8345020
    Abstract: The touch screen panel of the present invention includes first sensing patterns formed on a transparent substrate, a first insulating film formed on the first sensing patterns, second sensing patterns formed on the first insulating film, a plurality of metal patterns disposed on edge regions of the first and second sensing patterns, and a plurality of auxiliary metal patterns formed in the same layer as the metal patterns. Each of the first and second sensing patterns has sensing cells and coupling lines. Each of the coupling lines connects two of the sensing cells. Each of the metal patterns is coupled to the first sensing pattern or to the second sensing pattern, and each of the auxiliary metal patterns being formed on one of the first coupling lines or on one of the second coupling lines.
    Type: Grant
    Filed: November 10, 2009
    Date of Patent: January 1, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hwan-Hee Jeong, Tae-Hyeog Jung, Sung-Ku Kang, Jung-Mok Park, Choon-Hyop Lee, Shawn Kim, Sang-Kook Kim
  • Patent number: 8345183
    Abstract: A backlight unit that can perform local dimming, and has a structure for preventing light leakage and a cooling structure, and an image display apparatus employing the backlight unit. The backlight unit includes a light emitting arrangement adapted to radiate light and a plurality of light shielding guides adapted to divide the light emitting arrangement into a plurality of unit blocks, the unit blocks being adapted to provide local dimming, the light shielding guides being further adapted to prevent light from traveling from one of said unit blocks to another of said unit blocks.
    Type: Grant
    Filed: June 25, 2008
    Date of Patent: January 1, 2013
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Min-jong Bae, Yong-Chul Kim, Deuk-seok Chung, Ho-Suk Kang
  • Patent number: 8342327
    Abstract: A cassette for accommodating substrates may include a cassette body for accommodating the substrates; a door for selectively sealing the cassette body; magnetic units for primarily coupling the door to the cassette body; and latch units for secondarily coupling the door to the cassette body. Since the door completely contacts the cassette body, penetration of a contamination source from an external environment may be fundamentally prevented. Also, since the door is double coupled to the cassette body by the magnetic units and the latch units, firm coupling may be achieved.
    Type: Grant
    Filed: November 14, 2011
    Date of Patent: January 1, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Eui-Woong Nam, Koang-Pyo Jin, Sang-Kyu Cho
  • Patent number: 8345039
    Abstract: An organic light emitting display device capable of driving transistor threshold voltage compensation, including: pixels positioned in the intersections of scan lines and data lines, wherein each pixel comprises: a first transistor and a fourth transistor, connected at a common node, disposed between an anode of an OLED and a first power supply; a cathode of the OLED connected to a second power supply; a second transistor connected between a gate of the first transistor and a data line, and turned on when a scan signal is supplied to a scan line; a third transistor connected between the common node and the data line, and turned on when a scan signal is supplied to the scan line; a first capacitor connected between the gate of the first transistor and the anode of the OLED; and a second capacitor connected between the anode of the OLED and a predetermined voltage source.
    Type: Grant
    Filed: September 29, 2009
    Date of Patent: January 1, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Moo Choi, Hun-Jung Lee, Su-Young Kim, Dong-Wook Choi
  • Patent number: 8344091
    Abstract: A polymer represented by the following Formula 1, and a membrane-electrode assembly and a fuel cell system including the polymer: In the above Formula 1, definitions of the substituents are the same as in described in the detailed description.
    Type: Grant
    Filed: May 8, 2009
    Date of Patent: January 1, 2013
    Assignee: Samsung SDI Co. Ltd.
    Inventors: Sung-Guk An, Sung-Yong Cho, Sang-Il Han, Kie Hyun Nam
  • Patent number: 8345413
    Abstract: An apparatus to control an inclination of an organic light emitting display panel, the apparatus including: a rotation pin having a body formed to be angulated; a support including an arm coupled to the rotation pin to support the rotation pin, the arm including a connection hole to support the rotation pin and a stopper provided to protrude under the connection hole; and a rotation part into which the rotation pin is settled in, the rotation part including an adhesion groove corresponding to the stopper and a hooking groove formed on the adhesion groove to control a rotation of the rotation part around the rotation pin, wherein the rotation of the rotation part is limited by a contact between the hooking groove and the stopper.
    Type: Grant
    Filed: January 19, 2010
    Date of Patent: January 1, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung-Ho Hwang, Dong-Su Yee, Hyun Hee Lee, Dai-Han Cho, Min-Su Kim, Chan-Kyoung Moon, Chan-Hee Wang
  • Patent number: 8345176
    Abstract: A LCD device that includes a gate driver transferring a plurality of gate signals to a plurality of gate lines, a gate driver transferring a plurality of gate signals to a plurality of data lines, and a pixel unit including a plurality of pixels arranged in a matrix form. The pixel unit includes a plurality of pixel pairs in each of which two corresponding pixels included in two neighboring pixel columns, respectively, and in the same pixel row, from among the plurality of pixels, are connected in common to a corresponding data line of the plurality of data lines and a corresponding gate line of the plurality of gate lines, and wherein a gate signal transferred to a predetermined pixel row through a corresponding gate line is transferred to a pixel on one side and a pixel on the other side from among a plurality of pixel pairs included in two pixel rows different from the predetermined pixel row, thereby controlling a switching operation.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: January 1, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventor: Byoung-Ick Ko
  • Patent number: 8338222
    Abstract: A method of fabricating an organic light emitting display is capable of improving device characteristics by patterning a plurality of organic layers of an emission layer and a charge transport layer using a thermal transfer method to optimize thicknesses of the organic layers corresponding to R, G and B pixels. The method includes: forming lower electrodes of R, G and B pixels on a substrate; forming an organic layer on the layer; and forming an upper electrode on the organic layer. Formation of the organic layer includes forming a portion of a hole injection layer and a hole transport layer of the R, G and B pixels over an entire surface of the substrate, the organic layer comprising a first portion and a second portion, the organic layer having a thickness equal to a sum of the thicknesses of the hole injection layer and the hole transport layer. Formation of the organic layer further comprises patterning the second portion of the organic layer, and patterning emission layers of the R, G and B pixels.
    Type: Grant
    Filed: December 22, 2004
    Date of Patent: December 25, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Mu-Hyun Kim, Byung-Doo Chin, Seong-Taek Lee
  • Patent number: 8334060
    Abstract: A triarylamine-based compound of formula 1, a method of preparing the same, and an organic light emitting device including the triarylamine-based compound of formula 1: where Ar1 through Ar4 are independently a substituted or unsubstituted C6-C30 aryl group or a substituted or unsubstituted C2-C30 heterocyclic group; R is a halogen atom, a cyano group, a substituted or unsubstituted C1-C30 alkyl group; n is an integer of 1 through 3; and m is an integer of 1 through 3. The triarylamine-based compound of formula 1 has excellent electrical properties and a great charge transporting capability. An organic light emitting device including an organic layer formed of the triarylamine-based compound has high efficiency, low operating voltage, great luminance, and long lifetime.
    Type: Grant
    Filed: May 1, 2009
    Date of Patent: December 18, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seok-Hwan Hwang, Young-Kook Kim, Chang-Ho Lee, Seok-Jong Lee, Seung-Gak Yang, Hee-Yeon Kim, Jung-Han Shin
  • Patent number: 8334674
    Abstract: A hybrid battery and its charging/discharging method automatically charges/discharges batteries having different capacities. The hybrid battery includes a plurality of rechargeable batteries; switching elements which are electrically connected to the plurality of rechargeable batteries having high current paths for electrically connecting to one of the high current paths; and a hybrid battery protection circuit electrically connected to the plurality of rechargeable batteries and driven by power supplied by one of the plurality of rechargeable batteries, the hybrid battery protection circuit charging/discharging the plurality of rechargeable batteries in sequence by transmitting an on/off signal to the switching element.
    Type: Grant
    Filed: January 7, 2008
    Date of Patent: December 18, 2012
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Bongyoung Kim
  • Patent number: 8334072
    Abstract: A negative active material for a rechargeable lithium battery that includes a core including a compound represented by the following Chemical Formula 1, and a carbon layer disposed on the core and including low crystalline carbon. LixTiyOz ??[Chemical Formula 1] where 0.1?x?4, 1?y?5, and 2?z?12.
    Type: Grant
    Filed: August 10, 2010
    Date of Patent: December 18, 2012
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jun-Sik Kim, Tae-Keun Kim, Kyeu-Yoon Sheem, Eui-Hwan Song, Jeong-Soon Shin, Sung-Soo Kim
  • Patent number: 8329333
    Abstract: A battery module includes a plurality of unit batteries, each including a positive terminal and a negative terminal which protrude outside of each unit battery and which have bent terminal portions, and a connection member which electrically connects the unit batteries with each other and which includes a fixing plate fixed to the bent terminal portions of adjacent unit batteries by welding so as to improve productivity and provide high stability.
    Type: Grant
    Filed: November 30, 2009
    Date of Patent: December 11, 2012
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Yong-Sam Kim, Sang-Won Byun, Byung-Kyu Ahn
  • Patent number: 8330366
    Abstract: A plasma display device that can reduce vibration noise of the conductive tape through reducing the vibration of the conductive tape caused by vibration of the outside or inside of the plasma display panel by forming the noise prevention hole in the conductive tape attached to the filter and bracket. The plasma display device includes: a plasma display panel; a filter attached on a front surface of the plasma display panel; a chassis base whose front surface is mounted on the rear surface of the plasma display panel; a driving circuit unit, mounted on the rear surface of the chassis base, driving the plasma display panel; a plurality of brackets, connected to the rear surface of the chassis base, being extended to the front surface of the plasma display panel; and a conductive tape, attached to the filter and bracket, transmitting electromagnetic wave incident on the filter to the chassis base, where the conductive tape includes a plurality of noise prevention holes.
    Type: Grant
    Filed: December 8, 2009
    Date of Patent: December 11, 2012
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jungsun Kwak, Juntae Kim, Jungheon Kim
  • Patent number: 8329953
    Abstract: Provided are a cyclopentaphenanthrene-based compound and an organic EL device using the same. The cyclopentaphenanthrene-based compound is easy to prepare and excellent in solubility, color purity, and color stability. The cyclopentaphenanthrene-based compound is useful as a material for forming an organic layer, in particular, a light-emitting layer in an organic EL device, and as an organic dye or an electronic material such as a nonlinear optical material.
    Type: Grant
    Filed: August 4, 2010
    Date of Patent: December 11, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Hoon Park, Che-Un Yang, Jong-Jin Park, Jhun-Mo Son, O-Hyun Kwon, Yu-Jin Kim
  • Patent number: 8330684
    Abstract: In an organic light emitting display and its driving method, a pixel portion includes a plurality of pixels which express images corresponding to a scan signal, an emission control signal, and a data signal. A scan driver transfers the scan signal and the emission control signal to the pixel portion. A data driver generates and transfers a plurality of data signals to the pixel portion using video data. A frame memory stores and transfers the video data in frame periods to the data driver. A luminance controller determines a pulse of the emission control signal using frame data, which is a sum of video data stored in the frame memory. A power supply unit supplies voltages of first and second power sources to the pixel portion. The luminance controller determines the number and widths of pulses in the emission control signal corresponding to a sum of the video data.
    Type: Grant
    Filed: September 27, 2007
    Date of Patent: December 11, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Young-jong Park, June-young Song
  • Patent number: 8330338
    Abstract: A double-sided light-emitting display device includes optical layers having transmissive axes perpendicular to each other and polarizing members having polarization axes parallel with the transmissive axes of the optical layers. Thus, loss of internal light and reflection of external light are greatly reduced.
    Type: Grant
    Filed: January 14, 2011
    Date of Patent: December 11, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hee-Seong Jeong, Sung-Soo Koh, Soon-Ryong Park, Woo-Suk Jung, Chul-Woo Jeong, Il-Ryong Cho, Tae-Kyu Kim
  • Patent number: 8325457
    Abstract: The present invention discloses an electrostatic chuck sucking and supporting a substrate with an electrostatic force and an OLED manufacturing apparatus having the same. The electrostatic chuck includes an insulating plate having at least one opening penetrating a center thereof, a pair of electrodes mounted on the insulating plate, a first controller applying a voltage to the pair of electrodes, and an electrostatic charge removing unit disposed near the insulating plate and emitting ions into the at least one opening to remove electrostatic charges distributed around a side of the insulating plate.
    Type: Grant
    Filed: September 28, 2009
    Date of Patent: December 4, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Young Park, Ju-Eel Mun, You-Min Cha, Won-Woong Jung
  • Patent number: 8323847
    Abstract: The cathode catalyst for a fuel cell of the present invention includes M-Co-Ch where M is at least one metal selected from the group consisting of Ru, Rh, Pd, Os, Ir, Pt, and combinations thereof, and Ch is at least one element selected from the group consisting of S, Se, Te, and combinations thereof. The cathode catalyst of the present invention has high activity and excellent selectivity for reduction of an oxidant, and is capable of improving performance of a membrane-electrode assembly for a fuel cell, a fuel cell system including the same, and a membrane-electrode assembly including the same.
    Type: Grant
    Filed: June 27, 2007
    Date of Patent: December 4, 2012
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Alexey Alexandrovichserov, Chan Kwak, Si-Hyun Lee
  • Patent number: 8325290
    Abstract: A dual liquid crystal display device includes a transmissive liquid crystal display panel; a reflective liquid crystal display panel formed on the same substrate as the transmissive liquid crystal display panel; a first light guide block disposed under the transmissive liquid crystal display panel and having dot patterns formed on a first surface thereof; a second light guide block disposed under the reflective liquid crystal display panel and having V-grooves formed on a first surface thereof; a light source disposed adjacent to the first light guide block; a housing in which the transmissive and reflective liquid crystal display panels, the light source and the light guide blocks are seated, the housing having an opening to correspond to an image display surface of the reflective liquid crystal display panel; a dual brightness enhancement film provided in a region corresponding to the opening of the housing.
    Type: Grant
    Filed: March 26, 2009
    Date of Patent: December 4, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyu-Han Bae, Shawn Kim, James Kim, Mun-Cheol Lee, Won-Ki Cho, Hwal Choi
  • Patent number: 8324804
    Abstract: An organic light-emitting display apparatus with improved durability, the organic light-emitting display apparatus including: a panel assembly including a display unit in which at least one organic light-emitting device is formed; a polarization layer disposed on a first surface of the panel assembly; a cushion tape formed to cover a bottom surface of the panel assembly and at least one side of the panel assembly, and an accommodation member having a bottom portion and a lateral portion, the bottom portion and a lateral portion of the accommodation member contacting the cushion tape to accommodate the panel assembly.
    Type: Grant
    Filed: February 1, 2011
    Date of Patent: December 4, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventor: Eun-Ah Kim