Patents Represented by Attorney Innovation Counsel LLP
-
Patent number: 8222644Abstract: A fan-out unit which can control a resistance difference among channels with efficient space utilization and a thin-film transistor (TFT) array substrate having the fan-out unit are presented. The fan-out unit includes: an insulating substrate; a first wiring layer which is formed on the insulating substrate and connected to a pad; a second wiring layer which is formed on the insulating substrate and connected to a TFT; and a resistance controller which is connected between the first wiring layer and the second wiring layer and includes a plurality of first resistors extending parallel to the first wiring layer and a plurality of second resistors extending perpendicular to the first resistors and alternately connecting to the first resistors, wherein the first resistors are longer than the second resistors.Type: GrantFiled: December 14, 2009Date of Patent: July 17, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Sung-Hoon Yang, So-Woon Kim, Yeon-Ju Kim, So-Hyun Lee, Kwang-Hoon Lee, Mun-Soo Park, Jung-Hyeon Kim
-
Patent number: 8223166Abstract: Displays systems and methods for dithering input image data to reduce quantization errors in a display system include inputting input image data to be rendered by said display system; applying a gamma table to the input image data to create a first intermediate image data; applying a dithering pattern, the dithering pattern comprising a checkerboard pattern, the checkerboard pattern depending upon the subpixel layout of the display. The display system may include a separate gamma table for each input color channel and apply the separate gamma table to perform white point adjustments for the display system.Type: GrantFiled: May 19, 2008Date of Patent: July 17, 2012Assignee: Samsung Electronics Co., Ltd.Inventor: Candice Hellen Brown Elliott
-
Patent number: 8223307Abstract: A liquid crystal display device with a display region and a non-display region surrounding the display region, the liquid crystal display device comprising: a first substrate; a second substrate which faces the first substrate; and a liquid crystal layer which is interposed between the first substrate and the second substrate, the first substrate comprising: a first insulating substrate; gate and data lines which are formed on the first insulating substrate and intersecting each other; a pixel thin film transistor formed on the display region and electrically connected to the gate and data lines; a pixel electrode electrically connected to the pixel thin film transistor; a gate driver formed on the non-display region and connected to the gate line to drive the gate line; and a direct current (DC)/DC converter formed on the non-display region and comprises a converter thin film transistor and a capacitance part; the capacitance part includes: a first capacitance part which comprises a first electrode, a firstType: GrantFiled: January 23, 2008Date of Patent: July 17, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Kyung-hoon Kim, Keun-woo Park, Kook-chul Moon, Pil-mo Choi, Chul-ho Kim, Ho-suk Maeng, Sang-hoon Lee
-
Patent number: 8223180Abstract: A gamut mapping operation (910) detects in-gamut areas surrounded on at least two sides by out-of-gamut areas, and (920, 940) provides additional reduction of the subpixel values in the in-gamut areas to regain some of the contrast between the in-gamut and out-of-gamut areas. Other embodiments are also provided.Type: GrantFiled: August 24, 2009Date of Patent: July 17, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Candice Hellen Brown Elliott, Michael Francis Higgins
-
Patent number: 8223103Abstract: A liquid crystal display device having improved visibility is disclosed. The liquid crystal display, in accordance with an embodiment, includes a liquid crystal panel including a plurality of display blocks, each display block including a plurality of gate lines, a plurality of data lines, and a plurality of pixels coupled to the corresponding gate lines and data lines; a timing controller providing an integration signal including data and a charge share control signal; and a plurality of data-driving chips corresponding to the plurality of display blocks, each of the data-driving chips being coupled to the timing controller in a point-to-point relation, receiving the integration signal, and short-circuiting the plurality of data lines in the corresponding display blocks with one another during charge-share periods, wherein at least two of the plurality of data-driving chips adjust the charge-share periods to be different from each other.Type: GrantFiled: June 17, 2008Date of Patent: July 17, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Bo-ra Kim, Sun-kyu Son
-
Patent number: 8222070Abstract: A thin film transistor array panel includes a substrate, a plurality of first and second signal lines crossing each other on the substrate, source electrodes connected to the first signal lines, drain electrodes connected to the second signal lines, pixel electrodes connected to the drain electrodes, a first partition formed on the source and drain electrodes and having a first opening, wherein a lower width of the first opening is wider than an upper width of the first opening, an organic semiconductor formed in the first opening and at least overlapping the portions of the source electrode and the drain electrode, and a gate electrode connected to the second signal line and at least overlapping the portion of the organic semiconductor.Type: GrantFiled: August 16, 2010Date of Patent: July 17, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Keun-Kyu Song, Tae-Young Choi, Tae-Hyung Hwang, Seung-Hwan Cho
-
Patent number: 8223168Abstract: A method of determining implied sample areas for each data point of each color in a source pixel data specified in a first sub-pixel format is used for sub-pixel rendering an image on a display specified in a second sub-pixel format. Each of the first and second sub-pixel formats comprises a plurality of colored sub-pixels. The method comprises determining a geometric center of each colored sub-pixel of the first format to define a sampling point; and defining each implied sample area by forming lines that are substantially equidistant between the sampling point of one colored sub-pixel and the sampling point of another neighboring same color colored sub-pixel. A similar technique may be used for determining resample areas for computing color values for rendering an image specified in a first sub-pixel format on a display substantially comprising a plurality of colored sub-pixels arranged in a second sub-pixel format.Type: GrantFiled: February 4, 2011Date of Patent: July 17, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Candice Hellen Brown Elliott, Michael Francis Higgins
-
Patent number: 8223108Abstract: In an array substrate and a display apparatus having the array substrate, a pixel part includes gate lines, data lines and pixels electrically connected to the gate and data lines. A gate driving circuit is electrically connected to a first end of the gate lines and applies a gate signal to the gate lines. A first inspecting circuit is electrically connected to odd-numbered gate lines of the gate lines and inspects odd-numbered pixels connected to the odd-numbered gate lines. A second inspecting circuit is electrically connected to even-numbered gate lines of the gate lines and inspects even-numbered pixels connected to the even-numbered gate lines. Thus, electrical defects between the pixels may be easily detected, thereby improving the inspectability for the defects of the array substrate.Type: GrantFiled: July 1, 2008Date of Patent: July 17, 2012Assignee: Samsung Electronics Co., Ltd.Inventor: Jong-Woong Chang
-
Patent number: 8223283Abstract: A display substrate includes a base substrate, a first line, a second line, a bridge line, a thin-film transistor (TFT), a storage line, and a pixel electrode. The first line extends in a first direction on the base substrate. The second line extends in a second direction on the base substrate and is divided into two portions with respect to the first line. The bridge line makes contact with the two portions of the second line in first and second bridge contact regions. The TFT includes a source electrode making contact with one of the first and second lines in a data contact region. The storage line is formed on the one of the first and second lines. The pixel electrode is formed on the storage line and is electrically connected to the TFT. The display substrate reduces formation of parasitic capacitance between pixel electrode and data line.Type: GrantFiled: December 10, 2008Date of Patent: July 17, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Bong-Jun Lee, Byeong-Jae Ahn, Yeo-Geon Yoon, Hong-Woo Lee, Hyuk-Jin Kim, Jong-Oh Kim, Gyu-Tae Kim
-
Patent number: 8217868Abstract: In accordance with one or more embodiments of the present disclosure, an organic light emitting device is provided. By including a current leakage unit in each pixel and slowly decreasing an amount of a current flowing to the organic light emitting element, both normal luminance and black luminance can be displayed in a frame. Thus, for example, impulsive driving can be simply performed without a separate manipulation.Type: GrantFiled: January 16, 2009Date of Patent: July 10, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Kyoung-Ju Shin, Chong-Chul Chai, Yoon-Goo Lee, Young-Soo Yoon
-
Patent number: 8218098Abstract: A display panel of a liquid crystal display device includes a first substrate including a display area (DA) having a plurality of pixel portions, and a peripheral area (PA) surrounding the display area. A second substrate of the display panel comprises a common electrode and an electrostatic protection member electrically disconnected from the common electrode and surrounding the common electrode. The electrostatic protection member is electrically connected to a fixed-voltage terminal through the first substrate. A liquid crystal layer is provided between the first substrate and the second substrate.Type: GrantFiled: February 4, 2010Date of Patent: July 10, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Dong-Yub Lee, Seock-Cheon Song, Sung-Hee Lee
-
Patent number: 8216865Abstract: A display device includes a gate pattern, a semiconductor pattern, a source pattern and a pixel electrode are provided. The gate pattern is formed on a base substrate and includes a gate line and a gate electrode. The semiconductor pattern is formed on the base substrate having the gate pattern and includes an oxide semiconductor. The source pattern is formed from a data metal layer and formed on the base substrate having the semiconductor pattern, and includes a data line, a source electrode and a drain electrode. The data metal layer includes a first copper alloy layer, and a lower surface of the data metal layer substantially coincides with an upper surface of the semiconductor pattern. The pixel electrode is formed on the base substrate having the source pattern and electrically connected to the drain electrode. Thus, manufacturing processes may be simplified, and reliability may be improved.Type: GrantFiled: May 3, 2010Date of Patent: July 10, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Young-Joo Choi, Woo-Geun Lee, Hye-Young Ryu, Ki-Won Kim
-
Patent number: 8218117Abstract: An LCD is manufactured to provide a wide viewing angle device and may reduce manufacturing costs according to an embodiment. The LCD includes a substrate, a gate line disposed on the substrate, a gate insulating layer disposed on the gate line, a semiconductor layer disposed on the gate insulating layer, a data line contacting the semiconductor layer, a drain electrode contacting the semiconductor layer and separated from the data line, a pixel electrode contacting the drain electrode, a passivation layer disposed on the pixel electrode, and a common electrode disposed on the passivation layer and including a branch electrode overlapping the pixel electrode. In one embodiment, the pixel electrode contacts an end portion of a thin film transistor. The LCD manufacturing process may be shortened and may save manufacturing costs because the LCD process need not make contact holes to connect the pixel electrode and the TFT.Type: GrantFiled: August 25, 2009Date of Patent: July 10, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Hee-Joon Kim, Jeong-Eun Park
-
Patent number: 8217875Abstract: A liquid crystal display system including a signal processing device uses interpolation to generate an intermediate image frame using previous image frame data and present image frame data. The system converts data of the intermediate image frame into transposed image data that is to be used to drive a liquid crystal display panel and display a corresponding image. The transposed image data and the present image data are subjected to a prespecified DCC process (dynamic capacitance compensation process) to thereby generate respective first and second compensation image data. Since the first compensation image data is generated based on the transposed image data and the transposition is configured to prevent over-compensation by the DCC process, over-compensation by the dynamic capacitance compensation process can be reduced or prevented.Type: GrantFiled: December 5, 2008Date of Patent: July 10, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Bong-Im Park, Jong-Hyon Park, Bong-Ju Jun, Jae-Won Jeong, Yong-Jun Choi, Woo-Chul Kim, Byung-Kil Jeon, Nam-Gon Choi, Yun-Jae Kim, Dong-Beom Cho
-
Patent number: 8218102Abstract: A display apparatus includes a display panel receiving a light to display an image in response to a driving signal, a driving circuit board applying the driving signal to the display panel, a backlight unit disposed under the display panel to provide the light to the display panel, a bottom chassis including a first chassis member and a second chassis member to receive the backlight unit after coupling the first chassis member to the second chassis member, and a top chassis disposed on the display panel and coupled to the bottom chassis in accordance with an embodiment. The driving circuit board is mounted on a rear surface of the bottom chassis, and the first and second chassis members are overlapped with each other in a region in which the driving circuit board is positioned.Type: GrantFiled: September 18, 2009Date of Patent: July 10, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Jae-Hwan Jeon, Jungsoo Ok, Chang-Hoi Kim
-
Patent number: 8211757Abstract: An organic thin film transistor substrate includes a gate line formed on a substrate, a data line intersecting the gate line and defining a subpixel area, an organic thin film transistor including a gate electrode connected to the gate line, a source electrode connected to the data line, a drain electrode facing the source electrode, and an organic semiconductor layer forming a channel between the source and drain electrodes, a passivation layer parallel with the gate line, for covering the organic semiconductor layer and peripheral regions of the organic semiconductor layer, and a bank insulating layer for determining the position of the organic semiconductor layer and the passivation layer.Type: GrantFiled: August 30, 2010Date of Patent: July 3, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Seung Hwan Cho, Bo Sung Kim, Keun Kyu Song
-
Patent number: 8212752Abstract: A method of economically manufacturing display devices having a matrix of drivable pixels arranged in rows and columns arranged to be driven by IC drivers, including the steps of including a plurality of sensor signal lines in the display device that are selectively connectable to certain of the pixel rows, a plurality of sensor signal lines selectively connectable to certain of the pixel columns, transmitting test signals to test predetermined ones of the rows and columns of pixels, and connecting pixel driving circuits to those display devices exhibiting uniform pixel brightness in response to the test signals.Type: GrantFiled: June 29, 2010Date of Patent: July 3, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Myung-Woo Lee, Joo-Hyung Lee, Sang-Jin Pak, Kee-Han Uh
-
Patent number: 8212802Abstract: A display device includes driving apparatus having first, second, third, and fourth gate drivers. The first and second gate drivers are connected to gate lines and are positioned on one side of the display device side by side. The third and fourth gate drivers are connected to gate lines and are positioned on the other side of the display device side by side. The first and third gate drivers apply the gate signal to the same gate line, and the second and fourth gate drivers apply the gate signal to the same gate line.Type: GrantFiled: October 30, 2007Date of Patent: July 3, 2012Assignee: Samsung Electronics Co., Ltd.Inventor: Sang-Jin Jeon
-
Patent number: 8211491Abstract: In accordance with one or more embodiments of the present disclosure, a method of manufacturing a light-emitting element includes forming an anode on a substrate, forming a first transport layer including one or more first polar compounds on the anode, forming a first non-polar solvent layer on the first transport layer, forming a first polar solution layer including one or more light-emitting compounds on the first non-polar solution layer, drying a polar solvent of the first polar solution layer and the first non-polar solvent layer so that a light-emitting layer including the one or more light-emitting compounds is formed on the first transport layer and forming a cathode on the light-emitting layer. The cathode is disposed opposite to the anode. As such, damage to the first transport layer may be reduced when forming the light-emitting layer, which may improve the reliability and productivity of a manufacturing process.Type: GrantFiled: January 21, 2009Date of Patent: July 3, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Jae-Kook Ha, Chang-Woong Chu, Jin-Koo Chung, Joo-Hyeon Lee
-
Patent number: 8212951Abstract: A liquid crystal display includes, for an embodiment, a first insulation substrate; a gate line extending in a first direction on the first insulation substrate; a data line insulated from the gate line and extending in a second direction; a pixel electrode formed in a pixel area defined by the intersection of the gate line and the data line; and storage wiring formed with the same layer as the data line, wherein the storage wiring includes a storage electrode extending in the first direction and covering the gate line, and a storage line connected to the storage electrode and formed according to the second direction.Type: GrantFiled: April 13, 2009Date of Patent: July 3, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Yoon-Sung Um, Su-Jeong Kim, Hye-Ran Yoo, Jae-Jin Lyu