Patents Assigned to Samsung Mobile Display
  • Publication number: 20120313499
    Abstract: Provided is an organic light emitting diode (OLED) display including: a substrate; an organic light emitting element disposed on the substrate; an encapsulation substrate disposed on the organic light emitting element; and an adhesive layer disposed on the substrate to cover the organic light emitting element and bonding the substrate including the organic light emitting element disposed therein with the encapsulation substrate. Herein, the adhesive layer is formed by laminating a filling adhesive sheet including at least one opening that is open in a vertical direction in a thickness of the adhesive layer with a heat dissipation adhesive sheet filling the opening, or by laminating a heat dissipation adhesive sheet including at least one opening that is open in a vertical direction in a thickness of the adhesive layer with a filling adhesive sheet filling the opening.
    Type: Application
    Filed: December 22, 2011
    Publication date: December 13, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Jung-Hyun SON, Hoon KIM
  • Publication number: 20120313866
    Abstract: A touch screen panel is disclosed. The touch screen panel includes a pixel unit, a touch sensing unit, and a data driver configured to provide data voltages to the pixel unit and to provide driving signals to the touch sensing unit.
    Type: Application
    Filed: April 24, 2012
    Publication date: December 13, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Sang-Kwon Ha, Joo-Hyung Lee, Sang-Jin Pak, Ji-Gong Lee, Hee-Chul Hwang
  • Publication number: 20120313508
    Abstract: Disclosed is an organic light emitting diode (OLED) display comprising a substrate; an organic light emitting element disposed on the substrate; an encapsulation substrate disposed on the organic light emitting element; and an adhesive layer formed on the substrate, covering the organic light emitting element, and bonding the substrate on which the organic light emitting element is formed with the encapsulation substrate.
    Type: Application
    Filed: December 21, 2011
    Publication date: December 13, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Jung-Hyun SON, Hoon Kim
  • Publication number: 20120312802
    Abstract: A sealant curing apparatus is disclosed. In one embodiment, the apparatus includes a processing object panel, a panel supporting unit supporting the processing object panel and a voltage applying unit including a first electrode and a second electrode positioned on the panel supporting unit via the processing object panel interposed therebetween and having different polarities. The processing object panel includes: i) a conductive layer pattern including a heating unit that includes a lattice (grid) pattern, a connecting unit coupled to the first electrode and the second electrode, and a coupling unit connecting the heating unit and the connecting unit and ii) a sealant formed according to the heating unit.
    Type: Application
    Filed: December 7, 2011
    Publication date: December 13, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Beong-Ju Kim, Sung-Chul Kim
  • Publication number: 20120313114
    Abstract: A method of manufacturing a thin film transistor (TFT), a TFT manufactured by the method, a method of manufacturing an organic light-emitting display apparatus that includes the TFT, a display including the TFT. By including a buffer layer below and an insulating layer above a silicon layer for the TFT, the silicon layer can be crystallized without being exposed to air, so that contamination can be prevented. Also, due to the overlying insulating layer, the silicon layer can be patterned without directly contacting photoresist. The result is a TFT with uniform and improved electrical characteristics, and an improved display apparatus.
    Type: Application
    Filed: September 23, 2011
    Publication date: December 13, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Byoung-Keon Park, Jong-Ryuk Park, Dong-Hyun Lee, Jin-Wook Seo, Ki-Yong Lee
  • Publication number: 20120306936
    Abstract: An organic light emitting display and a method of driving the display are disclosed. The organic light emitting display limits the rate of brightness change so as to reduce undesired visual artifacts.
    Type: Application
    Filed: September 30, 2011
    Publication date: December 6, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Kwang-Suk Shin, Won-Jun Choe
  • Publication number: 20120309122
    Abstract: The present invention is to provide an organic light emitting display and a method of manufacturing the same. The light emitting display according to the present invention includes: a first substrate on which a plurality of light emitting devices having first electrodes, organic light emitting layers, and second electrodes are disposed; a second substrate disposed to face the first substrate; a dam member disposed between the first substrate and the second substrate to surround the plurality of light emitting devices; an inorganic sealing material disposed between the first substrate and the second substrate in an outer area of the dam member and attaching the first substrate to the second substrate; and a silicon filling material provided between the first substrate and the second substrate inward of the dam member to be in contact with the second electrodes.
    Type: Application
    Filed: July 30, 2012
    Publication date: December 6, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Min-ho Oh, Yoon-hyeung Cho, Byoung-duk Lee, So-young Lee, Sun-young Lee, Won-jong Kim, Yong-tak Kim, Jin-baek Choi, Jong-hyuk Lee, Seung-han Lee
  • Publication number: 20120306858
    Abstract: An organic light emitting display and method of driving the display are disclosed. The display is driven with an ith frame and an (i+1)th frame, wherein the (i+1)th frame has a shorter duration than the ith frame. The driving signals for the display are adjusted so that the apparent brightness of the frames is substantially equal.
    Type: Application
    Filed: March 14, 2012
    Publication date: December 6, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventor: June-Young Song
  • Publication number: 20120298968
    Abstract: Provided is an organic light-emitting device including a plurality of pixels, each including a first sub-pixel, a second sub-pixel, and a third sub-pixel having different colors from each other. Each of the pixels includes a substrate, a first electrode layer on the substrate, a first light-emitting layer disposed on the first electrode in the first, second and third sub-pixels, an auxiliary layer disposed on the first light-emitting layer in the second and third sub-pixels, a second light-emitting layer disposed on the auxiliary layer in the second sub-pixel, a third light-emitting layer disposed on the auxiliary layer in the third sub-pixel, and a second electrode layer on the first, second, and third light-emitting layers.
    Type: Application
    Filed: December 1, 2011
    Publication date: November 29, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Myeong-Suk KIM, Won-Jun Song, Byoung-Ki Choi
  • Publication number: 20120301985
    Abstract: A method of manufacturing a display device includes forming a buffer layer on a top surface of a substrate, forming an amorphous silicon layer on a top surface of the buffer layer, and forming a polysilicon layer by irradiating the amorphous silicon layer with a laser beam. A plurality of first protrusions are formed on the top surface of the polysilicon layer, and a plurality of second protrusions are formed on a surface of the buffer layer by transferring the shape of the polysilicon layer to the buffer layer. A gate insulator on the buffer layer is then formed in the shape of bumps of the second protrusions.
    Type: Application
    Filed: April 17, 2012
    Publication date: November 29, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Min-Chul Shin, Do-Young Kim, Yun-Gyu Lee, Jong-Moo Huh
  • Publication number: 20120292605
    Abstract: In one aspect, an organic light emitting diode device that includes a first electrode, a second electrode facing the first electrode, an emission layer interposed between the first electrode and the second electrode and an auxiliary layer interposed between either one of the first electrode and the second electrode and the emission layer, wherein the auxiliary layer includes a substituted or unsubstituted pyrene-based compound having at least one appended phenyl group is provided.
    Type: Application
    Filed: August 22, 2011
    Publication date: November 22, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Mie-Hwa Park, Tae-Shick Kim
  • Patent number: 8313843
    Abstract: A light-emitting polymer composition for a light-emitting layer in an organic EL display device includes at least first and second light-emitting polymers having different interfacial characteristics which lower a cohesion between elements of the first and second light-emitting polymers.
    Type: Grant
    Filed: December 15, 2004
    Date of Patent: November 20, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Mu-Hyun Kim, Jang-Hyuk Kwon, Min-Chul Suh
  • Publication number: 20120268004
    Abstract: Organic electroluminescent display (OELD) devices and method of fabricating them, make use of a printed circuit board as a deposition substrate. The OELD device includes a printed circuit board including a first region provided with at least one first through hole and a second region provided with at least one second through hole, the second region surrounding the first region, a second through electrode disposed in the second through hole, a first electrode including a first through electrode and a first conductive layer, the first through electrode being disposed in the first through hole, and the first conductive layer being disposed on the first through electrode and the printed circuit board, and being spaced apart from the second through electrode, an organic electroluminescent layer disposed on the first electrode, and a second electrode disposed on the organic electroluminescent layer and connected to the second through electrode.
    Type: Application
    Filed: April 17, 2012
    Publication date: October 25, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Sung-Jin Choi, Ok-Keun Song, Young-Mo Koo, Doohwan Kim
  • Publication number: 20120267651
    Abstract: In one aspect, a display device comprising: a lower substrate, a light-emitting element formed on the lower substrate and comprising a plurality of pixels, an upper substrate disposed on the light-emitting element with a gap therebetween sealed with a sealant, a filler filling the gap between the light-emitting element and the upper substrate, and a light-absorbing material formed between the lower substrate and the upper substrate and selectively absorbing light of a certain wavelength range is provided.
    Type: Application
    Filed: November 28, 2011
    Publication date: October 25, 2012
    Applicant: Samsung Mobile Display Co., Ltd
    Inventors: Won-Jong Kim, Joon-Gu Lee, Ji-Young Choung, Jin-Baek Choi, Yeon-Hwa Lee, Young-Woo Song, Jong-Hyuk Lee
  • Patent number: 8294358
    Abstract: An organic lighting emitting diode display device (OLED display device) and a method of fabricating the same. The OLED display device includes: a substrate; a first electrode disposed on the substrate; an emission layer disposed on the first electrode; a second electrode disposed on the emission layer; and a hole injection layer disposed between the first electrode and the emission layer or between the emission layer and the second electrode, and formed of an inorganic semiconductor material, which evaporates at a temperature of 1100° C. or less. The method includes forming the hole injection layer between the first electrode and the second electrode, by thermally evaporating the inorganic semiconductor material, at a temperature of 1100° C., or less.
    Type: Grant
    Filed: December 18, 2007
    Date of Patent: October 23, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Sang-Bong Lee, Sok-Won Noh, Jin-Wook Seong, Mu-Hyun Kim
  • Patent number: 8295662
    Abstract: A laser system including an optical cable jumper with input and output terminals, and a laser gun, wherein the optical jumper transmits a laser beam from a bundle-type optical cable connected to an input terminal thereof to a single-type optical cable connected to an output terminal thereof. The laser gun is connected to the single-type optical cable at a rear of the optical cable jumper to illuminate the laser beam to a target object.
    Type: Grant
    Filed: December 11, 2009
    Date of Patent: October 23, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Hyun-Cheul Shin, Kyong-Taeg Lee, Won-Woong Jung, Tae-Wook Kang
  • Patent number: 8292684
    Abstract: To minimize stress variations applied to mother glasses when a glass sealing material is melted via a laser to combine the mother glasses, a method of manufacturing a flat panel display device includes providing a plurality of emission units between a first substrate and a second substrate, wherein the first substrates faces the second substrate and each emission unit forms a unit display device; providing a plurality of walls between the first substrate and the second substrate, wherein each wall respectively surrounds one of the emission units; irradiating a laser beam onto the walls, wherein the laser beam is simultaneously irradiated to wall portions aligned in a row in a first direction; scanning the laser beam in a second direction, wherein the second direction is different from the first direction to irradiate other wall portions of the plurality of walls; and cutting the first and second substrates to obtain individual display devices.
    Type: Grant
    Filed: June 16, 2009
    Date of Patent: October 23, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Hyung-Sik Kim, Jin-Han Park, Joon-Hyung Kim, Hyun-Chul Lee, Sung-Gon Kim, Tae-Wook Kang, Jong-Dae Kim, Gyoo-Wan Han, Cheol-Lae Roh
  • Publication number: 20120261713
    Abstract: An organic light emitting diode (OLED) lighting apparatus is disclosed. In one embodiment, the apparatus includes i) a substrate main body including a light emitting area and a sealing area surrounding the light emitting area, ii) an OLED disposed on the light emitting area of the substrate main body, iii) a sealant disposed on the sealing area of the substrate main body and iv) an encapsulation substrate encapsulating the OLED, wherein the encapsulation substrate comprises first and second surfaces opposing each other. The apparatus may further include a heat dissipating wire configured to dissipate heat generated by the OLED. The heat dissipating wire includes a heat absorption portion disposed on the first surface of the encapsulation substrate and contacting the sealant, a heat dissipating portion disposed on the second surface, and a coupling portion interconnecting the absorption portion and the heat dissipating portion.
    Type: Application
    Filed: October 12, 2011
    Publication date: October 18, 2012
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Young-Mo Koo, Ok-Keun Song, Hyuk-Sang Jun, Yong-Han Lee, Jae-Goo Lee
  • Patent number: 8288216
    Abstract: A thin film transistor (TFT) and a method of fabricating the same are disclosed. The TFT includes a substrate, a gate electrode disposed over the substrate, a gate insulating layer disposed over the gate electrode, a semiconductor layer disposed over the gate insulating layer and including a polycrystalline silicon (poly-Si) layer, an ohmic contact layer disposed over a predetermined region of the semiconductor layer, an insulating interlayer disposed over substantially an entire surface of the substrate including the ohmic contact layer, and source and drain electrodes electrically connected to the ohmic contact layer through contact holes formed in the interlayer insulating layer. A barrier layer is interposed between the semiconductor layer and the ohmic contact layer. Thus, when an off-current of a bottom-gate-type TFT is controlled, degradation of characteristics due to a leakage current may be prevented using a simple process.
    Type: Grant
    Filed: April 2, 2010
    Date of Patent: October 16, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Jin-Hee Kang, Chun-Gi You, Sun Park, Jong-Hyun Park, Yul-Kyu Lee
  • Patent number: 8288014
    Abstract: A novel fluorene-containing compound and an organic electroluminescent device including an organic layer employing the same. The fluorene-containing compound has excellent electrical characteristics and an excellent charge transporting capability, and so can be used as a hole injecting material, hole transporting material, and/or emitting material that is suitable for all-color fluorescent and phosphorescent devices, such as red, green, blue, and white fluorescent and phosphorescent devices. Accordingly, an organic electroluminescent device employing the fluorene-containing compound has high efficiency, a low driving voltage, high brightness, and a long lifetime.
    Type: Grant
    Filed: August 25, 2009
    Date of Patent: October 16, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Seok-Hwan Hwang, Young-Kook Kim, Yoon-Hyun Kwak, Jeoung-In Yi, Chang-Ho Lee