Patents Assigned to Mobile Display Co., Ltd.
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Patent number: 8247819Abstract: An organic light emitting diode display includes a substrate member, a plurality of pixel electrodes formed on the substrate member, an organic emission layer formed on the pixel electrodes, and a first common electrode formed on the organic emission. A transmitting layer may be formed on the first common electrode and is configured to be substantially antireflective. A second common electrode may be formed on the transmitting layer and the first common electrode is electrically connected with the second common electrode.Type: GrantFiled: December 9, 2009Date of Patent: August 21, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Eun-Ah Kim, Noh-Min Kwak, Soon-Ryong Park, Joo-Hwa Lee, Hee-Chul Jeon, Woo-Suk Jung, Hee-Seong Jeong, Chul-Woo Jeong
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Patent number: 8247968Abstract: An electroluminescent display device may include a display area formed on one surface of a substrate. It may further include a first electrode layer, a second electrode layer, and an electroluminescent emission layer between the first and second electrode layers. It may also include an electrode power supply line that supplies electrode power to the display area. The electrode power supply line can be located at least partially on an outer periphery of the display area, and may directly contact the second electrode layer. An electrical component may be arranged under the electrode power supply line, and may have one or more conductive layers.Type: GrantFiled: August 19, 2011Date of Patent: August 21, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Won-Kyu Kwak, Kwan-Hee Lee
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Patent number: 8249406Abstract: 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: GrantFiled: December 11, 2009Date of Patent: August 21, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Hyun-Cheul Shin, Kyong-Taeg Lee, Won-Woong Jung, Tae-Wook Kang
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Patent number: 8247826Abstract: Provided is an organic light emitting display device sealed maintaining durability by preventing permeation of oxygen and moisture and improving impact resistance. The light emitting display device includes a first substrate; a second substrate disposed facing toward the first substrate; an emission unit disposed between the first substrate and the second substrate and comprising a plurality of light emitting devices; a first sealant disposed between the first substrate and the second substrate, and surrounding the emission unit and combining the first substrate and the second substrate; a first region formed between around a flat portion of the first sealant and a margin of the second substrate; a second region formed between around a corner of the first sealant and a margin of the second substrate; a second sealant disposed in the first region; and a third sealant disposed in the second region.Type: GrantFiled: February 3, 2010Date of Patent: August 21, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Hee-Chul Jeon, Ji-Eun Kim, Jung-I Yun, Sang-Min Hong
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Patent number: 8248346Abstract: Disclosed is a liquid crystal display including a liquid crystal panel that includes a plurality of liquid crystal cells for controlling light transmission, a common electrode driving circuit for providing a common voltage signal to a common electrode provided in the liquid crystal panel and a first signal driving circuit for providing a first signal to a transparent electrode provided in the liquid crystal panel. The first signal and the common voltage signal have the same frequency and amplitude, but are out of phase with each other. The transparent electrode is designed to cancel an acoustic noise generated by the application of the common voltage signal. The liquid crystal panel includes two substrates that face each other. In one embodiment, the common electrode and the transparent electrode are formed in the same substrate, and in another embodiment, the common electrode and the transparent electrode are formed in different substrates.Type: GrantFiled: July 31, 2008Date of Patent: August 21, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Sang-Uk Kim, Shawn Kim, Seong-Woock Hwang, In-Young Cho, Jeong-Min Park
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Patent number: 8247274Abstract: A method of manufacturing an organic light-emitting display apparatus contemplates preparing a first substrate, preparing a second substrate, forming a first sealant and a second sealant on the second substrate, the first sealant having a height different from a height of the second sealant, injecting a filling material into a space surrounded by the first sealant and the second sealant, adhering the first substrate to the second substrate, and radiating an energy beam onto at least one of the first sealant and the second sealant.Type: GrantFiled: May 28, 2010Date of Patent: August 21, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Kyung-Jun Lee, Jeong-Moon Kim
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Patent number: 8247808Abstract: An organic light emitting lighting device that includes a transparent substrate, a first electrode layer formed on the substrate, an organic emission layer formed on the first electrode layer, a second electrode line formed of a plurality of second electrode lines disposed in parallel with each other on the organic emission layer, a first fuse unit having one end connected with the first electrode layer, and a plurality of second fuses having one end respectively connected to one end of the plurality of second electrode lines.Type: GrantFiled: September 9, 2010Date of Patent: August 21, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Sung-Jin Choi, Ok-Keun Song, Young-Mo Koo, Doo-Hwan Kim, Min-Woo Lee, Jae-Goo Lee
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Patent number: 8247090Abstract: Provided are a heterocyclic compound represented by Formula 1 below and an organic electroluminescent device including an organic layer comprising the heterocyclic compound: wherein Ar1, Ar2, Ar3, R1, and R2 are the same as defined in the detailed description. The heterocyclic compound represented by Formula 1 has excellent electrical characteristics and an excellent charge transporting capability, and thus the heterocyclic compound of Formula 1 can be used as a hole injecting material, a hole transporting material, and/or a light emitting material that are suitable for all-color fluorescent and phosphorescent organic light emitting devices such as red, green, blue, and white fluorescent and phosphorescent organic light emitting devices. In addition, the organic electroluminescent device including an organic layer comprising the heterocyclic compound represented by Formula 1 can have a high efficiency, a low driving voltage, and high luminosity.Type: GrantFiled: August 5, 2009Date of Patent: August 21, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Seok-Hwan Hwang, Young-Kook Kim, Yoon-Hyun Kwak, Jeoung-In Yi, Il-Soo Oh
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Patent number: 8247809Abstract: An organic light emitting diode (OLED) display comprises: a substrate; a display unit formed on the substrate and including an organic light emitting element; an interception layer positioned at the outside of the display unit on the substrate; and a thin film encapsulation layer which is formed with a stacked film of an inorganic film and an organic film, which has an end portion contacting the interception layer, and which covers the entire display unit and at least a part of the interception layer.Type: GrantFiled: March 17, 2011Date of Patent: August 21, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventor: Tae-Jin Kim
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Patent number: 8248821Abstract: A flat panel display device having improved drop characteristics, that minimize a drop shock of the flat panel display device by controlling the size of a shock-absorbing tape, the flat panel display device including: a display panel having a display part to display an image and a pad part; a supporting member configured to support the display panel; and the shock-absorbing tape disposed between the display panel and the supporting member. The shock-absorbing tape is in contact with the display part of the display panel and ? to ? of the pad part of the display panel.Type: GrantFiled: December 8, 2009Date of Patent: August 21, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Chan-Kyoung Moon, Hyun-Cheul Kim, Hyun-Hee Lee, Dong-Su Yee, Jung-Ho Hwang, Dai-Han Cho, Min-Su Kim, Chan-Hee Wang
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Patent number: 8247266Abstract: A thin film transistor (TFT) using an oxide semiconductor layer as an active layer, a method of manufacturing the TFT, and a flat panel display (FPD) including the TFT are taught. The TFT includes a gate electrode formed on a substrate, an oxide semiconductor layer electrically insulated from the gate electrode by a gate insulating layer, and the oxide semiconductor layer including a channel region, a source region, and a drain region, and a source electrode and a drain electrode respectively electrically contacting the source region and the drain region. The oxide semiconductor layer is formed of an InZnO or IZO layer (indium zinc oxide layer) including Zr. The carrier density of the IZO layer is controlled to be 1×1013 to 1×1018 #cm?3 by controlling an amount of Zr.Type: GrantFiled: May 6, 2011Date of Patent: August 21, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Jin-Seong Park, Kwang-Suk Kim, Jong-Han Jeong, Jae-Kyeong Jeong, Steve Y. G. Mo
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Patent number: 8247316Abstract: A transistor includes a substrate, an active region including a source region, a channel region, and a drain region which are crystallized using an SGS crystallization method and are formed on the substrate so that a grain size of a first annealed portion and a second annealed portion are different from each other, a gate insulating layer formed on the active region, and a gate electrode formed on the gate insulating layer.Type: GrantFiled: May 13, 2010Date of Patent: August 21, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Byoungkeon Park, Taehoon Yang, Jinwook Seo, Seihwan Jung, Kiyong Lee, Maxim Lisachenko
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Publication number: 20120206176Abstract: A coarse lock detector is disclosed. The course lock detector uses an initial lock range to determine course lock, and once course lock is achieved, uses a modified lock range to determine course lock.Type: ApplicationFiled: February 16, 2012Publication date: August 16, 2012Applicant: Samsung Mobile Display Co., Ltd.Inventors: Moon-Sang Hwang, Won-Jun Choe, Han-Kyu Chi, Deog-Kyoon Jeong
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Patent number: 8242490Abstract: An organic light emitting device is disclosed. In one embodiment, the device includes a plurality of pixels formed on a substrate, wherein each of the pixels includes: a first electrode layer formed on the substrate; an organic emission layer formed on the first electrode layer and a second electrode layer formed on the organic emission layer. Further, at least one of the first electrode layers of the pixels is externally patterned.Type: GrantFiled: July 6, 2010Date of Patent: August 14, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Sang-Min Hong, Hee-Chul Jeon, Sung-Joo Hwang
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Patent number: 8241933Abstract: An organic light emitting diode display and a method of manufacturing the display, the organic light emitting diode display including: a substrate; a semiconductor layer formed on the substrate, having a channel region, a source region, and a drain region; a gate insulating layer covering the semiconductor layer; a gate electrode formed on the channel region; and an interlayer insulating layer covering the gate electrode. Source and drain electrodes are formed on the interlayer insulating layer, and are connected to the source and drain regions, respectively. A pixel electrode extends from the drain electrode, in the same plane as the source and drain electrodes. The source and drain electrodes each have a first conductive layer formed of a transparent conductive material, and a metallic second conductive layer formed on the first conductive layer. The pixel electrode is formed from the first conductive layer.Type: GrantFiled: December 24, 2009Date of Patent: August 14, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Sun-Youl Lee, Koji Suzuki
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Patent number: 8242686Abstract: An organic light emitting display is formed with a plurality of display panels that are cut and separated from a mother substrate to form a unit display panel. Here, the substrate has a groove on its outer surface to improve the deformation strength of the cutting surface and to protect the strength of the panel from being degraded by improving the quality of the cutting cross-section. The organic light emitting display includes: a first substrate formed with a plurality of display panels partitioned by a cutting line and having a first groove on its outer surface corresponding to the cutting line; and a second substrate overlapped with an upper part of the first substrate and having a second groove on its outer surface corresponding to the cutting line, wherein the first and second grooves are formed with cutting positions lower than that of the outer surfaces of the respective substrates.Type: GrantFiled: November 18, 2009Date of Patent: August 14, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Oh-June Kwon, Kwan-Hee Lee, Seung-Yong Song
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Patent number: 8242981Abstract: A pixel is provided including an OLED having anode and cathode electrodes. A second transistor controls current supplied from a first power supply to a second power supply via the OLED. A first transistor is coupled between a gate electrode of the second transistor and a data line and is configured to turn on when a scan signal is supplied to a scan line. A first capacitor is coupled between the first power supply and the gate electrode. A second capacitor is coupled between the anode electrode and the gate electrode. A fourth transistor is coupled between the second capacitor and the anode electrode and is configured to turn on when a control signal is supplied to a control line. A third transistor is coupled between the second transistor and the anode electrode and is configured to turn off when a signal is supplied to a light emitting control line.Type: GrantFiled: February 25, 2009Date of Patent: August 14, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventor: Yang-Wan Kim
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Patent number: 8242688Abstract: An organic light emitting display and a method of manufacturing the same are disclosed. In one embodiment, the display includes i) a first substrate, ii) a second substrate facing the first substrate and iii) a display unit formed between the first and second substrates and including organic light emitting diodes (OLEDs). The display further includes i) a sealant formed between the first and second substrates so as to substantially surround the display unit, wherein the first and second substrates are bonded to each other via the sealant and ii) a filler formed at an inner side of the sealant to cover the display unit, and wherein a magnetic substance is dispersed in the filler.Type: GrantFiled: March 11, 2011Date of Patent: August 14, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Oh-June Kwon, Seung-Yong Song, Young-Seo Choi, Ji-Hun Ryu, Jin-Hwan Jeon, Sun-Young Jung, Charles Joo, Kwan-Hee Lee, Min-Soo Kim
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Patent number: 8242980Abstract: A pixel circuit includes first, second, and third transistors, and first and second capacitors, wherein the first transistor is controlled by a scan line and is configured to controllably couple a data line to the first capacitor and a gate electrode of the second transistor, the second transistor is controlled by a voltage provided by the first and second capacitors, the third transistor is controlled by the scan line and is configured to controllably couple a first power supply to the second capacitor, and the first power supply is controllably coupled to a light source by the second transistor.Type: GrantFiled: July 19, 2007Date of Patent: August 14, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Sang Moo Choi, Wang-Jo Lee
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Patent number: 8243057Abstract: An organic electroluminescent display and driving method thereof. The organic electroluminescent display includes a demultiplexer for outputting signals provided by a data driver to a plurality of data lines according to on/off operation of analog switches. The driving method divides a frame into two parts, and drives them. Data signals are applied to pixels which are not adjacent among the pixels of each row during the former ½ frame, and the data signals are applied to the pixels to which no data signal has been applied in the former ½ frame during the latter ½ frame.Type: GrantFiled: April 7, 2004Date of Patent: August 14, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventor: Dong-Yong Shin