Electrode Or Bus Detail (i.e., Excluding Supplemental Capacitor And Transistor Electrodes) Patents (Class 349/139)
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Publication number: 20140347616Abstract: A liquid crystal display panel, a display device and an electric apparatus are disclosed. The liquid crystal display panel including a color filter substrate and an array substrate; pixel electrodes, common electrodes and an insulator layer that separates the pixel electrodes and the common electrodes are provided on the array substrate; a plurality of first protruding structures in an upward protruding direction and a plurality of second protruding structures in a downward protruding direction are provided inside the insulator layer; the first protruding structures and the second protruding structures are disposed alternately, the pixel electrode and the common electrode are respectively formed on the first protruding structures and the second protruding structures.Type: ApplicationFiled: October 17, 2013Publication date: November 27, 2014Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yongcan Wang, Hongming Zhan, Lifeng Lin
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Publication number: 20140347615Abstract: The liquid crystal lens is formed by placing a TN type liquid crystal with a twist angle of 90 degrees between the first and second substrates. A first substrate having a flat surface with a slit is formed on the liquid crystal side of the first substrate, and a second electrode having a comb electrode, as seen in a plane view, is formed on the liquid crystal side of the second substrate. The slit formed in the first electrode extends in the same direction as the comb electrode of the second electrode, and the slit is located in the center between the comb electrodes of the second electrodes as seen in a plane view, to prevent the electric lines of force, moving from directly above the second electrode to the first electrode, from spreading in the plan direction, thereby preventing light leakage directly above the second electrode.Type: ApplicationFiled: May 27, 2014Publication date: November 27, 2014Applicant: Japan Display Inc.Inventors: Shinichiro OKA, Tomohiko NAGANUMA
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Patent number: 8896773Abstract: The present invention provides an array of FPR 3D liquid crystal display, including a plurality of pixel units and circuit affecting on the pixel unit. The pixel unit is divided into main pixel area and sub pixel area, and the circuit is paid out between pixel units. The present invention also provides an FPR 3D liquid crystal display panel. As such, the present invention can improve opening ratio and penetration ratio of liquid crystal display panel in 3D display mode to increase luminance of liquid crystal display panel.Type: GrantFiled: September 25, 2012Date of Patent: November 25, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventor: Zui Wang
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Patent number: 8896800Abstract: A liquid crystal panel and a liquid crystal display device using the same are disclosed, in which among common lines formed to overlap a seal formed between a non-display area and a display area, a common line formed between a light-transmitting portion where a through hole is formed and the display area is formed in a plate structure. The liquid crystal panel comprises a first common line formed between a light-transmitting portion of a non-display area of a driving device array substrate and a display area of the driving device array substrate, a second common line formed between a first non-display area of the non-display area and the display area, a seal formed on the second common line to overlap the second common line without overlapping the first common line, and a liquid crystal injected into the display area and the light-transmitting portion.Type: GrantFiled: December 7, 2012Date of Patent: November 25, 2014Assignee: LG Display Co., Ltd.Inventors: JinSeob Park, JongSub Park, Hyunwoo Lee
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Patent number: 8896793Abstract: In a display region, pixel electrodes are arranged with a predetermined pitch in a matrix. Dummy pixel electrodes provided in a dummy display region surrounding the display region are formed from the same layer as the pixel electrodes, and are arranged in an island shape so as to have the same size and pitch as the pixel electrodes. The dummy pixel electrodes are connected to each other via a wire positioned under the pixel electrodes.Type: GrantFiled: October 10, 2011Date of Patent: November 25, 2014Assignee: Seiko Epson CorporationInventors: Hiroyuki Hara, Tomoki Yokota
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Publication number: 20140340624Abstract: Provided is a liquid crystal element of low drive voltage and high response speed. A liquid crystal element (1) includes a liquid crystal layer (11), first and second electrodes (21, 22), a high-resistivity layer (41), and an inorganic dielectric layer (42). The first and second electrodes (21, 22) are operable to apply voltage to the liquid crystal layer (11). The high-resistivity layer (41) is interposed between either one (21) of the first and second electrodes (21, 22) and the liquid crystal layer (11). The inorganic dielectric layer (42) is interposed between the high-resistivity layer (41) and the liquid crystal layer (11).Type: ApplicationFiled: October 1, 2012Publication date: November 20, 2014Inventors: Masaaki Kadomi, Hirokazu Tanaka, Masanori Wada, Yoshimasa Yamaguchi
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Patent number: 8891048Abstract: A liquid crystal display (LCD) with an integrated touch screen panel includes a plurality of pixels connected to a plurality of data lines and a plurality of gate lines, the gate lines being divided into a plurality of groups, a plurality of sensing electrodes, a plurality of common electrodes divided into a plurality of groups, a common electrode driver configured to simultaneously supply a driving signal to common electrodes within each group of the plurality of groups of the common electrodes, and to sequentially supply the driving signal to the plurality of groups of the common electrodes, and a gate driver configured to sequentially supply a gate signal to gate lines within each of the plurality of group of the gate lines.Type: GrantFiled: September 21, 2011Date of Patent: November 18, 2014Assignee: Samsung Display Co., Ltd.Inventors: Jin-Woo Park, Sang-Jin Pak, Jin-Hee Lee, Sang-Kwon Ha, Ji-Gong Lee, Hideo Yoshimura, Cheol-Min Kim, Joo-Hyung Lee
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Publication number: 20140333882Abstract: It is an object of the present invention to provide a display device where expansion of a frame portion over a substrate, which results from formation of a lead wiring over an active matrix substrate, is minimally suppressed to realize a narrow frame. According to one feature of a display device of the present invention, a chamfer portion is formed at least at an end portion of an active matrix substrate having a pixel portion of a pair of substrates disposed to be opposed to each other, and wirings (a source line, a gate line, a storage capacitor line, a leading out wiring, and the like) over the active matrix substrate are electrically connected by a common wiring formed in the chamfer portion.Type: ApplicationFiled: July 3, 2014Publication date: November 13, 2014Inventor: Kunio HOSOYA
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Publication number: 20140333883Abstract: A liquid crystal display panel and a liquid crystal display are disclosed. The liquid crystal display panel comprises: a first substrate and a second substrate, disposed opposite to each other to form a cell, as well as a liquid crystal layer between the two substrates. On the first substrate, there is formed with a first common electrode and a pixel electrode, arranged at an interval; on the second substrate, there is formed with a set of layers, the set of layers comprising: a second common electrode, and a dielectric layer covering one side of the second common electrode facing the first substrate; and the structure of the set of layers is different at a position directly opposite to the first common electrode from that at a position directly opposite to the pixel electrode.Type: ApplicationFiled: July 24, 2014Publication date: November 13, 2014Inventor: Teruaki SUZUKI
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Publication number: 20140333881Abstract: Embodiments of the present application discloses a narrow frame display device including an upper substrate, a bottom substrate, a liquid crystal layer filled between the upper substrate and the bottom substrate, and sealant disposed at peripheries of the upper substrate and the bottom substrate; the common electrodes of the display device overlapping the sealant are transparent common electrodes. A method for manufacturing the narrow frame display device is also disclosed.Type: ApplicationFiled: June 18, 2013Publication date: November 13, 2014Inventors: Bo Zhou, Xiaona Liu, Yongzhi Song
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Patent number: 8885132Abstract: In one embodiment, a liquid crystal display device comprises a pixel electrode including a first main electrode disposed between a first line and a second line and extending like a belt in a first extending direction. A first counter electrode includes a second main electrode extending like a belt in the first extending direction, a second counter electrode having a third main electrode extending like a belt in the first extending direction. The second and third main electrodes are disposed on both sides of the first main electrode, and an initial alignment direction of the liquid crystal molecules is parallel with a direction passing through an interstice between the first end side of the first main electrode and the second line, and through an interstice between the second end side of the first main electrode and the first line.Type: GrantFiled: January 12, 2012Date of Patent: November 11, 2014Assignee: Japan Display Inc.Inventors: Yusuke Morita, Jin Hirosawa, Arihiro Takeda, Nobuko Fukuoka, Keiji Tago, Kazuya Daishi
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Patent number: 8885129Abstract: According to one embodiment, a liquid crystal display device includes a first substrate including an organic insulation film including a first contact hole penetrating to the switching element, an island-shaped relay electrode and a common electrode which are formed on the organic insulation film, an interlayer insulation film including a second contact hole at a position different from a position of the first contact hole, a pixel electrode which is formed on the interlayer insulation film and includes a slit which is opposed to the common electrode, and an alignment film covering the pixel electrode and the interlayer insulation film.Type: GrantFiled: June 11, 2012Date of Patent: November 11, 2014Assignee: Japan Display Inc.Inventors: Yasuo Naoe, Kazuyuki Harada
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Patent number: 8885029Abstract: A stereoscopic image display is discussed. The stereoscopic image display includes a display panel including data lines, gate lines crossing the data lines, thin film transistors (TFTs) that are turned on in response to gate pulses from the gate lines, and a plurality of pixels, a data driving circuit that converts digital video data into a data voltage and supplies the data voltage to the data lines, a gate driving circuit sequentially supplying the gate pulses synchronized with the data voltage to the gate lines, and a timing controller that receives a timing signal, 2D image data, and 3D image data from an external host system, supplies the digital video data to the data driving circuit, and controls an operation timing of the data driving circuit and an operation timing of the gate driving circuit.Type: GrantFiled: May 18, 2011Date of Patent: November 11, 2014Assignee: LG Display Co., Ltd.Inventors: Seungho Baek, Juseong Park
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Patent number: 8885113Abstract: A display device includes a display section displaying an image; and a barrier section including a plurality of liquid crystal barriers, the liquid crystal barriers each being configured to be switched between an open state and a closed state. The barrier section includes a barrier electrode being arranged in a region corresponding to the liquid crystal barrier, the barrier electrode including a plurality of sub-electrodes each of which includes a projection portion, a common electrode being commonly formed on an entire surface of a region corresponding to the plurality of liquid crystal barriers, and a liquid crystal layer being provided between the barrier electrode and the common electrode.Type: GrantFiled: May 25, 2012Date of Patent: November 11, 2014Assignee: Sony CorporationInventor: Yuichi Inoue
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Patent number: 8878972Abstract: A source follower connection line connects a gate of a source follower thin film transistor in a first pixel with a gate of a source follower thin film transistor in a second pixel, between adjacent first and second pixel, and a driving circuit turns the transfer thin film transistor in the first pixel region ON and turns the transfer thin film transistor in the second pixel OFF to make the transfer thin film transistor in the first pixel region output the signal of the first pixel.Type: GrantFiled: November 15, 2012Date of Patent: November 4, 2014Assignee: Canon Kabushiki KaishaInventors: Hiroshi Wayama, Chiori Mochizuki, Minoru Watanabe, Keigo Yokoyama, Masato Ofuji, Jun Kawanabe, Kentaro Fujiyoshi
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Patent number: 8879035Abstract: The present invention provides a liquid crystal display device, a color-filter substrate, a thin-film-transistor substrate and a manufacturing method thereof. The thin-film-transistor substrate has a pixel array and transparent conductive material. The pixel array has a plurality of thin-film-transistor units, pixel electrodes and metal signal lines. The transparent conductive material is mounted on the pixel array with an insulating layer placed therebetween, and correspondingly covers an area containing the thin-film-transistor units and the metal signal lines. And voltage difference between the transparent conductive layer and a common electrode of the color-filter substrate is smaller than a threshold voltage of liquid crystal cell. Therefore, without enough voltage difference for driving, the liquid crystal material between the transparent conductive material and the common electrode can maintain at a vertical status to block lights, so as to replace the function of traditional black matrix.Type: GrantFiled: July 29, 2011Date of Patent: November 4, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventor: Shyh-feng Chen
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Patent number: 8879012Abstract: An array substrate for a liquid crystal display device and a fabrication method thereof, and a liquid crystal display device having the same are disclosed. The array substrate for a liquid crystal display device and a fabrication method thereof, and a liquid crystal display device having the same according to the present disclosure eliminate optical loss by use of a shielding film that can decrease the optic leakage current to minimize the optic leakage loss, thus it is possible to improve the picture quality.Type: GrantFiled: September 17, 2009Date of Patent: November 4, 2014Assignee: LG Display Co., Ltd.Inventors: Kyo Ho Moon, Chul Gu Lee, Seong Woo Jeong, Jeong Yeon Kim, Ji Suk Kim, Hoon Choi, Sang Moo Park, Sang Kug Han
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Patent number: 8879250Abstract: A tablet support system includes a chassis housing a plurality of components that provide a critical mechanical stack of the system. The plurality of components include a display that faces a first direction. The chassis includes a second surface facing a second direction that is opposite the first direction. A support member channel extends into the second surface. A subset of the plurality of components are positioned in the chassis such that they are not located between the support member channel and the display screen. A support member is moveably coupled to the chassis and operable to move into a stored position in which the support member is positioned in the support member channel. The subset of the plurality of components are positioned to allow the support member to be flush with the second surface when in the stored position without adding to a maximum thickness of the system.Type: GrantFiled: August 27, 2012Date of Patent: November 4, 2014Assignee: Dell Products L.P.Inventors: Jason Franz, Jason A. Shepherd, Philip Seibert
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Patent number: 8879036Abstract: To form a sufficiently large storage capacitor, a liquid crystal display device includes a liquid crystal display panel having a first substrate, a second substrate, and a liquid crystal held between the first substrate and the second substrate, the liquid crystal display panel having multiple pixels arranged in matrix. The first substrate has, in a transmissive display area provided in each of the pixels, a laminated structure containing a first transparent electrode, a first insulating film, a second transparent electrode, a second insulating film, and a third transparent electrode which are laminated in this order. The first transparent electrode and the second transparent electrode are electrically insulated from each other and together form a first storage capacitor through the first insulating film, and the second transparent electrode and the third transparent electrode are electrically insulated from each other and together form a second storage capacitor through the second insulating film.Type: GrantFiled: December 18, 2012Date of Patent: November 4, 2014Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Tohru Sasaki, Takahiro Ochiai
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Patent number: 8879008Abstract: A stereoscopic image panel according to the present invention includes: a liquid crystal layer; a first parallax barrier layer including a first electrode unit adjacent to one side of the liquid crystal layer and a second electrode unit opposite the other side of the liquid crystal layer; and a second parallax barrier layer including a third electrode unit opposite one side of the liquid crystal layer, between the liquid crystal layer and the first electrode unit, and a fourth electrode unit positioned adjacent to the second electrode unit, wherein the second electrode unit is positioned between the liquid crystal layer and the fourth electrode unit.Type: GrantFiled: July 27, 2012Date of Patent: November 4, 2014Assignee: Electronics and Telecommunications Research InstituteInventors: Hyun Lee, Eung Don Lee
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Publication number: 20140320795Abstract: Pixel electrodes each include a pixel plane portion expanded along a surface of the substrate, and a pixel wall portion rising up from the pixel plane portion. Common electrodes each include a common plane portion expanded along a surface of the substrate, and a common wall portion rising up from the common plane portion so as to face the pixel wall portion. Each of the compartment areas has the pixel wall portion on one of right and left sides in the lateral direction, and has the common wall portion on the other of the right and left sides. Molecules of the liquid crystal material are tilted up from the pixel wall portions in a direction of the common wall portion by the electric field. The respective pixel wall portions of the adjacent compartment areas are positioned on opposite sides to each other in the lateral direction.Type: ApplicationFiled: March 24, 2014Publication date: October 30, 2014Applicant: Japan Display Inc.Inventors: Takato HIRATSUKA, Osamu ITOU, Daisuke SONODA, Toshimasa ISHIGAKI
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Publication number: 20140320794Abstract: The present invention provides a liquid crystal panel, which includes: a thin-film transistor (TFT) substrate, a color filter (CF) substrate opposite to the TFT substrate, and a liquid crystal layer arranged between the TFT substrate and the CF substrate. The TFT substrate includes a first glass substrate and a pixel electrode. The CF substrate includes a second glass substrate and a common electrode. The pixel electrode includes a plurality of pixels, each of which includes a plurality of sub-pixels. Each sub-pixel includes: a first zone and a second zone adjacent to the first zone. The first zone has a liquid crystal cell thickness that is greater than or smaller than a liquid crystal cell thickness of the second zone. The same driving voltage applied to the first and second zones of would result in different electric fields due to the different liquid crystal cell thicknesses.Type: ApplicationFiled: June 28, 2013Publication date: October 30, 2014Inventors: Zuomin Liao, Jingfeng Xue
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Patent number: 8873009Abstract: A liquid crystal display device includes first and second substrates. The first substrate includes a pixel electrode covered by a first alignment film and having a belt-shaped main pixel electrode. The first alignment film is alignment processed in a first alignment treatment direction substantially in parallel with an extending direction of the main pixel electrode. The second substrate includes a common electrode arranged on both sides sandwiching the pixel electrode and extending substantially in parallel with the extending direction of the main pixel electrode. A sub-common electrode extends in a direction crossing the extending direction of the main pixel electrode on one end side of the main pixel electrode located on a starting side of the first alignment treatment direction. A second alignment film is processed in a second alignment treatment direction substantially in the same direction as the first alignment treatment direction.Type: GrantFiled: July 13, 2012Date of Patent: October 28, 2014Assignee: Japan Display Inc.Inventor: Jin Hirosawa
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Patent number: 8873007Abstract: A liquid crystal display device is disclosed, comprising a first substrate, a second substrate and a liquid crystal layer. The first substrate comprises gate lines and a first transparent electrode while the second substrate is provided with a second transparent electrode. Relative to the first substrate, the inner side of the second substrate is separated into a first zone and a second zone. The first zone is locations on the second substrate to which the gate lines correspond, and the second zone is located aside to the locations on the second substrate that correspond to the gate lines. The second transparent electrode is disposed in the second zone. The liquid crystal display device of the present invention is capable of reducing parasitic capacitance of gate lines preferably, enabling the signal delay to subside in the gate lines.Type: GrantFiled: December 19, 2011Date of Patent: October 28, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Chengcai Dong, Jehao Hsu, Jingfeng Xue, Xiaohui Yao
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Publication number: 20140313465Abstract: A display panel and a method for manufacturing a liquid crystal display are provided. The display panel includes a substrate, a first display cell arranged on the substrate, a second display cell arranged on the substrate and located to be spaced apart from the first display cell in a first direction, and a separation region defined between the first display cell and the second display cell and including a flat portion and a projection portion projecting from the flat portion, where the first display cell includes a pad portion, which is formed on one side adjacent to the second display cell and which includes a convex portion having a surface that projects and a concave portion that is recessed.Type: ApplicationFiled: August 27, 2013Publication date: October 23, 2014Applicant: Samsung Display Co., Ltd.Inventor: Jae-Kyung Go
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Publication number: 20140313449Abstract: A liquid crystal display device according to the present invention is constituted of a TFT substrate and an opposing substrate which are arranged so as to be opposite to each other with a liquid crystal layer interposed therebetween. In addition, in the liquid crystal layer, formed is a polymer into which a polymer component added to liquid crystal is polymerized, and which determines directions in which liquid crystal molecules tilt when voltage is applied. In the TFT substrate, formed are a sub picture element electrode directly connected to a TFT and a sub picture element electrode connected to the TFT through capacitive coupling. In each of these sub picture element electrodes, formed are slits extending in directions respectively at angles of 45 degrees, 135 degrees, 225 degrees and 315 degrees to the X axis.Type: ApplicationFiled: June 30, 2014Publication date: October 23, 2014Inventors: Yohei Nakanishi, Kunihiro Tashiro, Katsufumi Ohmuro, Kazutaka Hanaoka, Jin Hirosawa, Norio Sugiura, Kengo Kanii, Shota Makimoto, Naoto Kondo, Isao Tsushima, Tomonori Tanose, Takashi Takagi, Tetsuya Fujikawa
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Publication number: 20140313466Abstract: A pixel structure including a scan line, a data line, an active device, a pixel electrode, a capacitor electrode line, a semi-conductive pattern layer and at least one dielectric layer is provided. The active device is electrically connected to the scan line and the data line. The pixel electrode is electrically connected to the active device. The capacitor electrode line is located under the pixel electrode. A first storage capacitor is formed between the capacitor electrode line and the pixel electrode. The semi-conductive pattern layer is disposed between the capacitor electrode line and the pixel electrode, the pixel electrode is electrically connected to the semi-conductive pattern layer. A second storage capacitor is formed between the semi-conductive pattern layer and the capacitor electrode line. The dielectric layer is disposed between the capacitor electrode line and the pixel electrode and located between the semi-conductive pattern layer and the capacitor electrode line.Type: ApplicationFiled: July 1, 2014Publication date: October 23, 2014Inventors: Hsiao-Wei Cheng, Sung-Hui Lin, Ming-Yung Huang, Pin-Miao Liu, Wen-Shin Wu, Chun-Yao Huang, Wei-Sheng Yu
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Publication number: 20140313467Abstract: A pixel structure including a scan line, a data line, an active device, a pixel electrode, a capacitor electrode line, a semi-conductive pattern layer and at least one dielectric layer is provided. The active device is electrically connected to the scan line and the data line. The pixel electrode is electrically connected to the active device. The capacitor electrode line is located under the pixel electrode. A first storage capacitor is formed between the capacitor electrode line and the pixel electrode. The semi-conductive pattern layer is disposed between the capacitor electrode line and the pixel electrode, the pixel electrode is electrically connected to the semi-conductive pattern layer. A second storage capacitor is formed between the semi-conductive pattern layer and the capacitor electrode line. The dielectric layer is disposed between the capacitor electrode line and the pixel electrode and located between the semi-conductive pattern layer and the capacitor electrode line.Type: ApplicationFiled: July 1, 2014Publication date: October 23, 2014Inventors: Hsiao-Wei Cheng, Sung-Hui Lin, Ming-Yung Huang, Pin-Miao Liu, Wen-Shin Wu, Chun-Yao Huang, Wei-Sheng Yu
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Patent number: 8867004Abstract: The present invention discloses a thin-film-transistor array substrate and a manufacturing method thereof. The array substrate includes a thin-film transistor and a compensation electrode. A gate electrode of the thin-film transistor is a portion of a scan-signal line and has an opening, and the opening extends to a side of the scan-signal line. A drain electrode of the thin-film transistor is disposed correspondingly to the opening. A source electrode of the thin-film transistor extends from a side of a data-signal line and surrounds the drain electrode. The compensation electrode extends from another side of the scan-signal line and corresponds to the gate electrode. Therefore, the present invention is capable of reducing parasitic capacitance between the drain electrode and the gate electrode without increasing the resistance value of the scan-signal line.Type: GrantFiled: September 20, 2011Date of Patent: October 21, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventor: Tsunglung Chang
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Patent number: 8866787Abstract: This relates to displays for which the use of dual function capacitive elements does not result in any decreases of the aperture of the display. Thus, touch sensitive displays that have aperture ratios that are no worse than similar non-touch sensing displays can be manufactured. More specifically, this relates to placing touch sensing opaque elements so as to ensure that they are substantially overlapped by display related opaque elements, thus ensuring that the addition of the touch sensing elements does not substantially reduce the aperture ratio. The touch sensing display elements can be, for example, common lines that connect various capacitive elements that are configured to operate collectively as an element of the touch sensing system.Type: GrantFiled: May 2, 2014Date of Patent: October 21, 2014Assignee: Apple Inc.Inventors: Shih Chang Chang, John Z. Zhong
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Patent number: 8867006Abstract: In one embodiment, a first shield electrode and a second shield electrode are arranged on a first substrate. A first source line and a second source line are arranged facing the first and second shield electrodes through an insulating layer, respectively. A first main common electrode and a second main common electrode are formed facing the first and second source lines through an insulating layer, respectively. A main pixel electrode is formed so as to locate between the first and second main common electrodes. A second substrate includes a third main common electrode and a fourth main common electrode facing the first and second main common electrodes, respectively. A liquid crystal layer is held between the first and second substrates. The first, second, third and fourth main common electrodes are set to the same electric potential.Type: GrantFiled: February 7, 2013Date of Patent: October 21, 2014Assignee: Japan Display Inc.Inventors: Koji Yamamoto, Tetsuya Iizuka
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Patent number: 8867011Abstract: A liquid crystal display device includes a TFT substrate having a display region which has first and second electrodes, a plurality of TFTs and a plurality of scanning signal lines connected to the plurality of TFTs, a counter substrate, a liquid crystal layer sandwiched between the TFT and counter substrates, and sealed by a sealant, a plurality of scanning line leads connected to the plurality of scanning signal lines formed in a region outside of the display region, and a shield electrode formed on the TFT substrate covering the plurality of scanning line leads. The second electrode is connected to one of the plurality of TFTs, and liquid crystal molecules of the liquid crystal layer are driven by an electric field, which is generated between the first and second electrodes. The shield electrode is electrically connected to the first electrode and overlapped with the sealant in plan view.Type: GrantFiled: December 31, 2013Date of Patent: October 21, 2014Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Kenji Anjo, Takahiro Nagami, Kenichi Hatakeyama
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Publication number: 20140307214Abstract: A liquid crystal display element (10) of the present invention includes a transparent common electrode (40) which is provided in a layer between (i) a scan line (20) and a signal line (19) and (ii) a pixel electrode (30) so that the transparent common electrode (40) covers a location which faces at least one of (i) at least part of the scan line (20) and (ii) at least part of the signal line (19), the transparent common electrode (40) having an opening part (41) at a location which faces the pixel electrode (30).Type: ApplicationFiled: October 22, 2012Publication date: October 16, 2014Applicant: Sharp Kabushiki KaishaInventors: Kaori Saitoh, Yoshimizu Moriya, Yuki Kawashima, Noboru Nakanishi
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Publication number: 20140307213Abstract: In a three-dimensional display device employing liquid crystal lenses, the crosstalk caused by disclination occurring in the liquid crystal lenses is prevented. The liquid crystal lens includes a liquid crystal of the TN type having a twist angle of 90 degrees, the liquid crystal being sandwiched between a first substrate and a second substrate. A first electrode in a flat shape is formed on the first substrate to substantially cover the first substrate. Second electrodes shaped like comb teeth are formed on the second substrate. Each of the second electrodes is formed on the top of a projection formed on the second substrate. Three-dimensional display is performed by applying voltage between the first and second electrodes. The second electrode may be formed also on side faces of the projection. With this configuration, a three-dimensional image display device with less crosstalk can be realized.Type: ApplicationFiled: April 3, 2014Publication date: October 16, 2014Applicant: Japan Display Inc.Inventors: Tomohiko NAGANUMA, Shinichiro OKA
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Publication number: 20140307192Abstract: The invention relates to a display device (10), in particular in the form of a multi-layer film body. The display device (10) has, in a first area (22), a first electrode (41), a second electrode (42), a third electrode (43) and a display layer (122) with a display material. The display layer (122) is arranged between the first electrode (41) and the second electrode (42). The third electrode (43) is arranged on the side of the display layer (122) facing away from the first electrode (41). The first electrode (41) is formed as an isolated electrode. The first electrode (41) overlaps both the second electrode (42) and the third electrode (43) at least in areas when viewed perpendicular to the plane spanned by the display layer (122).Type: ApplicationFiled: October 16, 2012Publication date: October 16, 2014Inventors: Rainer Stahl, Klaus Ludwig, Johannes Schad, Wayne Robert Tompkin
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Patent number: 8859312Abstract: A method of manufacturing an integrated circuit (IC) for driving a flexible display includes depositing a pattern of spatially non-repetitive features in a first layer on a flexible substrate, said pattern of spatially non-repetitive features not substantially regularly repeating in both of two orthogonal directions (x,y) in the plane of the substrate; depositing a pattern of spatially repetitive features in a second layer on said first layer; aligning said second layer and said first layer so as to allow electrical coupling between said non-repetitive features and said repetitive features, wherein distortion compensation is applied during deposition of said repetitive features to enable said alignment.Type: GrantFiled: October 1, 2007Date of Patent: October 14, 2014Assignee: Plastic Logic LimitedInventors: Carl Hayton, Paul A. Cain
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Patent number: 8860921Abstract: A liquid crystal optical device includes: a first substrate having transparent plural strip electrodes formed to make groups in respective given areas; a second substrate having a transparent common electrode; and a liquid crystal layer arranged between the first substrate and the second substrate, in which a retardation distribution is controlled in respective given areas according to voltages to be applied between the common electrode and the strip electrodes, wherein wall spacers are provided at portions corresponding to boundaries of given areas between the first substrate and the second substrate, and a shield electrode to which a fixed value voltage is applied is provided on at least one of two wall surfaces of each spacer.Type: GrantFiled: August 22, 2012Date of Patent: October 14, 2014Assignee: Japan Display West Inc.Inventors: Daisuke Takama, Takeo Koito, Tsuyoshi Ohyama
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Patent number: 8860914Abstract: A display device having an improved viewing angle by using a linear polarization structure, and a method of manufacturing the same. The display device includes a first substrate arrangement including a domain forming layer and a pixel electrode arranged on the domain forming layer, the pixel electrode having a cross type opening pattern, a second substrate arrangement including a common electrode arranged on an entire surface that faces the first substrate arrangement and a liquid crystal layer arranged between the first substrate arrangement and the second substrate arrangement, the liquid crystal layer including a plurality of liquid crystal molecules and a reactive mesogen to fix liquid crystal molecules and to produce a liquid crystal domain based on the cross type opening pattern.Type: GrantFiled: March 8, 2011Date of Patent: October 14, 2014Assignee: Samsung Display Co., Ltd.Inventors: Jae-Young Lee, Ju-Yeon Seo, Seong-Jun Lee, Yi Li, Seong-Ryong Lee, Yong-Kyu Jang
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Patent number: 8860911Abstract: An image display device, includes a light and an array substrate having a plurality of sub-pixel areas and corresponding to a plurality of color filters. A liquid crystal layer includes a plurality of liquid crystal molecules, wherein the liquid crystal molecules corresponding to different color filters have different derangements, and a light transmittance per unit area in the peripheral region of the array substrate is equal to or less than a light transmittance per unit area in the display region of the array substrate.Type: GrantFiled: June 13, 2013Date of Patent: October 14, 2014Assignee: Innolux CorporationInventors: Kaoru Kusafuka, Mitsuru Ikezaki
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Patent number: 8860028Abstract: Disclosed are a thin film transistor substrate and a method of fabricating the same in which the number of processes is reduced. The method includes forming a first conductive pattern including gate electrodes and gate lines on a substrate through a first mask process, depositing a gate insulating film and forming a second conductive pattern including a semiconductor pattern, source and drain electrodes and data lines through a second mask process, depositing first and second passivation films and forming pixel contact holes passing through the first and second passivation films and exposing the drain electrodes through a third mask process, and forming a third conductive pattern including a common electrode and a common line and forming a third passivation film formed in an undercut structure with the common electrode through a fourth mask process, simultaneously, and forming a fourth conductive pattern including pixel electrodes through a lift-off process.Type: GrantFiled: September 10, 2012Date of Patent: October 14, 2014Assignee: LG Display Co., Ltd.Inventor: Hee-Young Kwack
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Patent number: 8860918Abstract: A liquid crystal display device has a narrow black matrix located outside an effective display region. The device includes a first substrate, a second substrate, first conduction lines spaced apart from each other on a surface of the first substrate facing the second substrate, a first insulating layer covering the first conduction lines, second conduction lines spaced apart from each other on the first insulating layer and formed in regions corresponding to intervals of the first conduction lines, a second insulating layer covering the second conduction line, a sealant interposed between the second insulating layer and the second substrate and overlapping at least a portion of the first and second conduction lines, and a black matrix interposed between the second substrate and the sealant and overlapping the first and second conduction lines and the sealant. At least one kind of conduction lines is formed of a transparent conductive material.Type: GrantFiled: February 11, 2011Date of Patent: October 14, 2014Assignee: Samsung Display Co., Ltd.Inventors: Ji-Ryun Park, Sang-Woo Park, Sun-Kyo Jung
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Publication number: 20140300849Abstract: Provided are a chip-on-film (COF) package and a device assembly including the same. The device assembly includes a COF package including a film substrate on which a plurality of film-through wires are formed. The device assembly includes a panel unit including a panel substrate on which a plurality of panel-through wires are formed. The panel unit is disposed on the COF package. One end of the panel unit is electrically connected to a first end of the COF package. The device assembly includes a control unit disposed below the panel unit. One end of the control unit is electrically connected to a second end of the COF package.Type: ApplicationFiled: March 10, 2014Publication date: October 9, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: JAE-MIN JUNG, KYONG-SOON CHO, JEONG-KYU HA
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Publication number: 20140300850Abstract: A display unit includes: a base; a display layer having a first end surface; and a wiring layer disposed between the base and the display layer, the wiring layer being provided in a region differing from a position corresponding to the first end surface.Type: ApplicationFiled: March 21, 2014Publication date: October 9, 2014Applicant: Sony CorporationInventors: Hirofumi Nakamura, Shota Nishi, Yoichi Negoro, Hidehiko Takanashi
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Patent number: 8854561Abstract: A LCD panel in which a pixel has a first sub-pixel area and a second sub-pixel area, each area having a storage capacitor. Each pixel has a first gate line for providing a first gate-line signal for charging the first and second storage capacitors, and a second gate line for providing a second gate-line signal for removing part of the charges in the second storage capacitor to a third capacitor after the first gate-line signal has passed. The width of the first and second gate-line signals and their timing can be varied so that the first gate-line signal provided to a row can be used as the second gate-line signal to one of the preceding rows. In some embodiments, a pixel in each row has a duplicate pixel arranged to similarly receive the first and second gate-line signals, but data signals are received from different data lines.Type: GrantFiled: November 13, 2009Date of Patent: October 7, 2014Assignee: Au Optronics CorporationInventors: Pei-Chun Liao, Tien-Lun Ting, Wen-Hao Hsu, Hung-Lung Hou
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Patent number: 8854585Abstract: According to one embodiment, a liquid crystal display includes a liquid crystal layer exhibiting Kerr effect, a first electrode including combtooth portions, a second electrode, and protruding portions facing a main surface of the liquid crystal layer with at least one of the first and second electrodes interposed therebetween. The combtooth portions each extends in a first direction and are arranged in a second direction. The second electrode includes a portion that faces the main surface and is positioned in a gap between the combtooth portions or faces the main surface with the gap interposed therebetween. The protruding portions each extends in the first direction and are arranged in the second direction. Each of the first protruding portions forms a convex surface having a ridge shape on a surface of the combtooth portion or a surface of the portion of the second electrode positioned at the gap.Type: GrantFiled: September 23, 2011Date of Patent: October 7, 2014Assignee: Kabushiki Kaisha ToshibaInventors: Yuko Kizu, Rei Hasegawa, Hajime Yamaguchi
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Patent number: 8854584Abstract: A liquid crystal display (LCD) panel comprises scan lines, data lines and a plurality of switch units, and a pixel electrode disposed in a pixel region formed by the scan lines intersecting with the data lines. The pixel electrode comprises a peripheral portion, branch portions and an opening portion located inside the peripheral portion. The branch portions include a first branch portion having plurality of first branches parallel with each other and a second branch portion having a plurality of second branches parallel with each other. The opening portion comprises a first opening and a second opening perpendicularly connected with the first and second branches respectively. The first and second openings are located on midperpendiculars of the first branches and the second branches respectively. Extension lines of the first and second openings intersect with one scan line and one data lines to form a right triangle respectively.Type: GrantFiled: October 20, 2011Date of Patent: October 7, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventor: Chih-tsung Kang
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Patent number: 8854560Abstract: An auto-stereoscopic display device is proposed. The auto-stereoscopic display device includes a display panel and a liquid crystal lens. The liquid crystal lens includes a first electrode layer and a second electrode layer. The first electrode layer includes a plurality of first electrode stripes arranged in parallel along pixel units and extending in a first or second direction. The second electrode layer includes a plurality of second electrode stripes extending slantingly relative to the plurality of first electrode stripes and being arranged in parallel. A liquid crystal lens and a driving method thereof are also proposed. Based on the present invention, a first lenticular lens unit is generated and arranged along the plurality of second electrode stripes for the 3D display mode, and a second lenticular lens unit is generated and arranged along the plurality of first electrode stripes for the 2D display mode.Type: GrantFiled: November 15, 2012Date of Patent: October 7, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Chih-Wen Chen, Chia-chiang Hsiao
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Patent number: 8854581Abstract: The present invention has an object of providing a liquid crystal display device having a high transmittance or a high viewing angle characteristic. A liquid crystal display device according to the present invention includes a pixel electrode (30) including a peripheral portion (36), an island portion (32) and a plurality of branch portions (34). The plurality of branch portions (34) are formed of a plurality of first through fourth branch portions (34A through 34D) respectively extending in first through fourth directions. By these branch portions, first through fourth regions (35A through 35D) in which liquid crystal molecules are aligned in different directions from each other at the time of voltage application are formed.Type: GrantFiled: August 19, 2010Date of Patent: October 7, 2014Assignee: Sharp Kabushiki KaishaInventors: Masahiro Yoshida, Kunihiro Tashiro
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Publication number: 20140295179Abstract: According to one embodiment, the transparent conductive film contains a laminated structure including a conductive layer and a transparent polymer layer. The conductive layer contains a metal nanowire and a carbon material including grapheme. The transparent polymer layer contains a transparent polymer having a glass transition temperature of 100° C. or less. The carbon material constitutes one surface of the transparent conductive film.Type: ApplicationFiled: February 27, 2014Publication date: October 2, 2014Applicant: Kabushiki Kaisha ToshibaInventors: Katsuyuki NAITO, Norihiro YOSHINAGA, Yoshihiro AKASAKA, Tomio ONO
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Publication number: 20140293166Abstract: An exemplary display device providing touch function includes scanning lines and data lines thereby defining lots of sub-pixel units. Each sub-pixel unit includes a pixel electrode, a storage capacitor, a compensation capacitor connected between the pixel electrode and a corresponding scanning line. In each pixel unit defined by n number adjacent sub-pixel units, both of a ratio of capacitance values between the storage capacitors formed in the corresponding sub-pixel units and a ratio of capacitance values between the corresponding compensation capacitors are respectively substantially equal to a ratio of areas between the corresponding pixel electrodes.Type: ApplicationFiled: June 11, 2014Publication date: October 2, 2014Inventors: PO-SHENG SHIH, PO-YANG CHEN