Patents Assigned to Mobile Display Co., Ltd.
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Publication number: 20120161177Abstract: A method of bonding metal and glass using an optical contact bonding includes depositing an optical contact bonding medium on a surface of a metal substrate; and bonding the metal substrate on which the optical contact bonding medium is formed to a glass substrate using optical contact bonding.Type: ApplicationFiled: April 6, 2011Publication date: June 28, 2012Applicant: Samsung Mobile Display Co., Ltd.Inventor: Joon-Hyung KIM
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Publication number: 20120161620Abstract: An organic light emitting diode (OLED) display is disclosed. In one embodiment, the OLED display includes i) a display substrate, ii) an OLED array, iii) an encapsulation substrate arranged opposite to the display substrate with respect to the OLED array, iv) a sealing member configured to seal the display substrate and the encapsulation substrate and v) a filler applied in a space formed between the display substrate and the encapsulation substrate. In one embodiment, the height of the filler is more than about 1.2 times the height of the OLED array.Type: ApplicationFiled: September 23, 2011Publication date: June 28, 2012Applicant: Samsung Mobile Display Co., Ltd.Inventors: Seung-Yong Song, Young-Seo Choi, Oh-June Kwon, Ji-Hun Ryu, Young-Cheol Joo, Sun-Young Jung
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Publication number: 20120162275Abstract: An organic light emitting diode (OLED) display with improved long range uniformity is disclosed. The OLED display includes an OLED, a first transistor for transmitting a data signal of a voltage level in response to a current scan signal, a second transistor for generating a driving current of the OLED according to the data signal of the voltage level transmitted by the first transistor, a first capacitor for storing the data signal of the voltage level transmitted to the second transistor, and a second capacitor for shielding parasitic capacitor between a gate electrode of the second transistor and a cathode of the OLED.Type: ApplicationFiled: July 8, 2011Publication date: June 28, 2012Applicant: Samsung Mobile Display Co., Ltd.Inventor: Dong-Wook Park
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Publication number: 20120161018Abstract: A thin film transistor (TFT) array substrate for an X-ray detector that improves a fill factor is disclosed. According to one aspect, the substrate includes a plurality of pixel areas each including a transistor area in which a TFT is formed, and a photodiode area in which a photodiode is formed. A first wire is formed in a first layer disposed in a lower portion of a photodiode layer in which the photodiode is formed, in at least a portion of the transistor area of the photodiode layer, and in a second layer disposed in an upper portion of the photodiode layer. A second wire, insulated from the first wire, extends in the pixel areas and is formed in the second layer. At least one TFT is formed in the transistor area and electrically connected to at least one of the first and second wires.Type: ApplicationFiled: November 21, 2011Publication date: June 28, 2012Applicant: Samsung Mobile Display Co., Ltd.Inventor: Chul-Woo Shin
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Patent number: 8207961Abstract: A stereoscopic image display device for displaying a three dimensional (3D) stereoscopic image in real-time by using a 3D graphic contained within a 2D image. The stereoscopic image display device includes a controller, a 3D graphic processor, a driver, and a display unit. The controller receives 3D graphic data and a synchronization signal, and outputs a control signal and the 3D graphic data. The 3D graphic processor generates a plurality of stereoscopic matrices used to generate 3D stereoscopic image data for a plurality of viewing points according to the control signal, and transforms the 3D graphic data into 3D stereoscopic image data using the plurality of stereoscopic matrices. The driver generates a driving signal based on the image data output from the 3D graphic processor and the output control signal. The display unit displays an image corresponding to the image data according to the driving signal.Type: GrantFiled: July 3, 2006Date of Patent: June 26, 2012Assignees: Samsung Mobile Display Co., Ltd., Nexuschips Co., Ltd.Inventors: Myoung-Seop Song, Jang-Doo Lee, Hyoung-Wook Jang, Hag-Keun Kim, Duck-Myung Lee, Han-Jun Choi, Hyun-Sook Kim, Woo-Jong Lee
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Patent number: 8206549Abstract: An etching apparatus includes: an etching chamber; a piping unit disposed in an upper portion of the etching chamber and including a plurality of nozzles via which an etchant is sprayed; a substrate mask disposed below the piping unit; and a transfer unit disposed below the substrate mask and used to transfer a substrate. The substrate mask interposed between the piping unit including the nozzles and the substrate has a mesh structure or a plurality of holes or slits. Thus, the generation of microbubbles can be prevented during a wet etching process so that a thin layer formed on the substrate can be etched at a uniform etch rate. Also, a lift unit having a fixing unit may be disposed on a lateral surface of the substrate mask. The lift unit moves the substrate mask up and down so as to obtain a uniform etch rate.Type: GrantFiled: May 21, 2008Date of Patent: June 26, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Myeng-Woo Nam, Chang-Soo Kim, Jung-Hyun Kwon
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Patent number: 8207529Abstract: A thin film transistor includes: a gate electrode; source and drain electrodes insulated from the gate electrode; an organic semiconductor layer that is insulated from the gate electrode and electrically connected to the source and drain electrodes; an insulating layer that insulates the gate electrode from the source and drain electrodes or the organic semiconductor layer; a hydrophobic layer which covers the source and drain electrodes or insulating layer and has an opening that defines a region corresponding to the organic semiconductor layer; and a hydrophilic layer formed in the opening of the hydrophobic layer, wherein the organic semiconductor layer is formed on the hydrophilic layer. The thin film transistor includes the organic semiconductor layer having a highly precise pattern that is formed without an additional patterning process.Type: GrantFiled: August 16, 2010Date of Patent: June 26, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Taek Ahn, Min-Chul Suh, Jin-Seong Park
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Patent number: 8207662Abstract: An organic light emitting display (OLED) apparatus and a method of manufacturing the same, the OLED apparatus including: a substrate; an active layer formed on the substrate; a gate electrode insulated from the active layer; source and drain electrodes insulated from the gate electrode and electrically connected to the active layer; a pixel defining layer formed on the source and drain electrodes, having an aperture to expose one of the source and drain electrodes; an intermediate layer formed in the aperture and comprising an organic light emitting layer; and a facing electrode which is formed on the intermediate layer. One of the source and drain electrodes has an extension that operates as a pixel electrode. The aperture exposes the extended portion. The intermediate layer is formed on the extended portion.Type: GrantFiled: July 28, 2009Date of Patent: June 26, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Do-Hyun Kwon, Il-Jeong Lee, Choong-Youl Im, Dae-Hyun No, Cheol-Ho Yu
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Patent number: 8207669Abstract: An organic light emitting display device includes a first substrate, a plurality of organic light emitting devices on the first substrate, a second substrate arranged opposite and substantially parallel to the first substrate with the organic light emitting devices therebetween, a plurality of spacers between the organic light emitting devices and the second substrate, and a plurality of fillers alternately arranged with the spacers and configured to fill in space between the first substrate and the second substrate, wherein at least portions of the spacers overlap with a plurality of light emitting regions corresponding to the organic light emitting devices. The spacers and fillers are composed of transparent materials having refractive indexes similar to each other so that visibility and image quality are not lowered and the distance between the substrates is substantially constant.Type: GrantFiled: May 18, 2009Date of Patent: June 26, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: So-Young Lee, Sun-Young Lee, Yoon-Hyeung Cho, Min-Ho Oh, Byoung-Duk Lee, Jong-Hyuk Lee
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Patent number: 8207917Abstract: An organic light emitting display device and a driving method thereof. The organic light emitting display device includes: a display panel having scan lines, data lines and pixels; a data driver for applying correction data to the data lines; a buffer memory for storing data inputted to the pixels coupled to the scan lines; and a correction operation unit for determining a luminance degree for the pixels coupled to each of the scan lines based on the data and generating a data correction value in accordance with the luminance degree, and for providing to the data driver the correction data generated by adding/subtracting the data correction value to/from the data in accordance with positions of the pixels coupled to each of the scan lines.Type: GrantFiled: June 30, 2009Date of Patent: June 26, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Fujii Mitsuru, Hae-Jin Ko, Hyung-Wook Kim, Jung-Hyun Kim, Yun-Jae Kim
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Publication number: 20120153308Abstract: An organic light-emitting display apparatus is disclosed. In one embodiment, the display apparatus includes i) a substrate and ii) an organic light-emitting device formed on the substrate, the organic light-emitting device including a stack structure including a first electrode, an organic light-emitting layer, and a second electrode. The apparatus may further include a sealing layer formed on the substrate so as to cover the organic light-emitting device, the sealing layer including an inorganic layer and a porous layer interposed between the sealing layer and the organic light-emitting device. One embodiment can reduce a stress due to a sealing inorganic layer so as to maintain characteristics for a long time in a severe environment and not affect an organic light-emitting device.Type: ApplicationFiled: April 18, 2011Publication date: June 21, 2012Applicant: Samsung Mobile Display Co., Ltd.Inventors: Min-Ho Oh, Yoon-Hyeung Cho, Byoung-Duk Lee, Yong-Tak Kim, So-Young Lee, Yun-Ah Chung
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Publication number: 20120154710Abstract: A liquid crystal display device is disclosed. In one embodiment, the device includes: a panel having a first substrate and a second substrate with a liquid crystal layer interposed therebetween, and a first polarizing plate and a second polarizing plate, respectively, attached on the exterior surfaces of the first substrate and the second substrate. The device may further include a driving chip installed in a boundary of the first substrate at the opposite surface of the first substrate onto which the first polarizing plate is attached, wherein the first polarizing plate covers the boundary of the first substrate and has a cut portion corresponding to the first substrate in which the driving chip is installed.Type: ApplicationFiled: April 4, 2011Publication date: June 21, 2012Applicant: Samsung Mobile Display Co., Ltd.Inventors: Jeong-Ho Hwang, Young-Bee Chu
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Publication number: 20120153286Abstract: An organic light emitting display device has high transmittancy to external light. The organic light emitting display device includes a substrate; a first wiring formed on the substrate in a first direction; second and third wirings formed on the substrate in a second direction; a first thin film transistor connected to the first and second wirings; a second thin film transistor connected to the first thin film transistor and the third wiring; and an organic light emitting display panel (OLED) connected to the second thin film transistor, wherein the second and third wirings are formed of graphene.Type: ApplicationFiled: May 16, 2011Publication date: June 21, 2012Applicant: Samsung Mobile Display Co., Ltd.Inventors: Seok-Gyu Yoon, Kyu-Hwan Hwang, Jae-Heung Ha, Young-Woo Song, Jong-Hyuk Lee, Sung-Chul Kim
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Publication number: 20120153321Abstract: An OLED display is disclosed. The display includes a substrate main body where a plurality of pixel areas are formed. Each pixel area includes an opaque area and a transparent area, and the opaque area includes a display area that emits light. The display area and the transparent area are separated by a conductive line disposed therebetween.Type: ApplicationFiled: May 4, 2011Publication date: June 21, 2012Applicant: Samsung Mobile Display Co., Ltd.Inventors: Jin-Koo Chung, Jun-Ho Choi, Joo-Hyeon Lee, Seong-Min Kim, Byoung-Hee Park
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Publication number: 20120154732Abstract: In one embodiment, a liquid crystal display device includes a liquid crystal display panel having an active area for displaying images. The active area has pixels arranged in a matrix shape. The liquid crystal display device includes a first substrate having pixel electrodes of the pixels, a second substrate having a plurality of colored layers arranged side by side, and a counter electrode arranged on the colored layers facing the respective pixel electrodes. A seal element is arranged on a seal portion surrounding the active area and attaching the first substrate and the second substrate. A liquid crystal layer is held between the first substrate and the second substrate. The second substrate includes a convex portion arranged between the seal element and the active area, and the convex portion is formed of the same material as one of the plurality of colored layers.Type: ApplicationFiled: December 13, 2011Publication date: June 21, 2012Applicant: Toshiba Mobile Display Co., Ltd.Inventor: Shin MORITA
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Patent number: 8203141Abstract: Embodiments of the present invention are directed to a heterocyclic compound and an organic light-emitting device including the heterocyclic compound. The organic light-emitting devices using the heterocyclic compounds have high-efficiency, low driving voltages, high luminance and long lifespans.Type: GrantFiled: August 10, 2010Date of Patent: June 19, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Young-Kook Kim, Seok-Hwan Hwang, Yoon-Hyun Kwak, Hye-Jin Jung, Jong-Hyuk Lee, Hee-Joo Ko, Jin-O Lim
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Patent number: 8203264Abstract: A flat panel display and a method of fabricating the same are provided. The flat panel display includes a conductor, and a passivation layer pattern disposed on a side end of the conductor. As such, the passivation layer pattern can prevent or reduce corrosion and damage of the conductor. In one embodiment, the conductor includes a conductive layer formed of a material selected from the group consisting of aluminum and an aluminum alloy. The passivation layer pattern may be formed of an organic material or an inorganic material.Type: GrantFiled: December 8, 2006Date of Patent: June 19, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Tae-Wook Kang, Won-Kyu Kwak, Jeong-Bai Choi, Moon-Hee Park, Dong-Young Sung
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Patent number: 8203834Abstract: A flat panel display apparatus includes a flat display panel including first and second substrates facing each other with a display unit therebetween, the first substrate extending beyond the second substrate, a portion of the first substrate extending beyond the second substrate defining a protruding portion, an outermost edge of the protruding portion defining a protruding edge of the first substrate, and corners of the protruding portion being chamfered, and a bezel surrounding the flat display panel.Type: GrantFiled: January 14, 2009Date of Patent: June 19, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Oh-June Kwon, Seung-Yong Song, Kwan-Hee Lee, Young-Seo Choi, Sun-Young Jung, Ji-Hun Ryu, Young-Cheol Joo, Jung-Jun Im, Dong-Su Yee, Chan-Hee Wang, Chan-Kyoung Moon, Jang-Hwan Shin, Dae-Ho Lim, Rog Hur, Kuen-Dong Ha
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Patent number: 8202756Abstract: According to one embodiment, a method of manufacturing an organic EL device includes providing a structure including a substrate and an electrode positioned above the substrate, and forming an organic layer including a mixture of first and second organic materials above the electrode. The first organic material has a first sublimation point. The second organic material has a second sublimation point higher than the first sublimation point. The formation of the organic layer includes heating an evaporation material including a mixture of the first and second organic materials to an evaporation temperature so as to sublimate the first and second organic materials, and delivering the sublimed first and second organic materials toward the electrode to deposit a mixture including the first and second organic materials above the electrode. The evaporation temperature is, for example, a temperature higher than the second sublimation temperature by 50° C. or more.Type: GrantFiled: December 30, 2011Date of Patent: June 19, 2012Assignee: Toshiba Mobile Display Co., Ltd.Inventors: Kazuki Kitamura, Tetsuo Ishida
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Publication number: 20120146999Abstract: A pixel of a display device is disclosed. According to one aspect, the pixel includes an organic light emitting diode (OLED). The pixel further includes a data sustain unit configured to maintain a data signal input from a data line during light emission of the OLED, a driving current supply unit configured to receive the data signal from the data sustain unit to emit light from the OLED, and a relay transistor configured to insulate the data sustain unit and the driving current supply unit from each other during light emission by the OLED. A data signal input to the data sustain unit is transmitted to the driving current supply unit after the OLED emits the light. A driving speed at which data to display a stereoscopic image is input may be decreased, a luminance reduction by black data may be reduced, and power consumption may be reduced.Type: ApplicationFiled: September 23, 2011Publication date: June 14, 2012Applicant: Samsung Mobile Display Co., Ltd.Inventor: Young-In Hwang