Defect Correction Or Compensation Patents (Class 349/192)
-
Patent number: 9305943Abstract: An array substrate, a repairing method thereof and a display device, wherein the array substrate includes: a plurality of gate lines and a plurality of data lines provided in a display region, gate lead lines provided in a non-display region and respectively connected to the gate lines and a gate driver IC, and data lead lines provided in the non-display region and respectively connected to the data lines and a data driver IC. The array substrate further includes: at least one first repairing line provided in a same layer as the gate lead lines, and at a position corresponding to a data lead line; and/or, at least one second repairing line provided in a same layer as the data lead lines, and at a position corresponding to a gate lead line.Type: GrantFiled: October 9, 2013Date of Patent: April 5, 2016Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xiangyang Xu, Hui Wang
-
Patent number: 9291869Abstract: A display device is provided. The display device includes a display panel. The display panel includes a first substrate, a second substrate, at least a data line, at least a scan line, a wiring area, a liquid crystal layer, an alignment layer, a plurality of spacers, a seal, and a plurality of agglomerate polymer particles formed on the alignment layer. The first substrate has at least a pixel area having a pixel, the data line and the scan line intersected for defining the pixel area. The liquid crystal layer, the alignment layer, and the spacers are disposed between the first substrate and the second substrate. The wiring area is located outside the pixel area. The distribution density of the agglomerate polymer particles located corresponding to at least a portion of the wiring area is higher than the distribution density of those located corresponding to the pixel area.Type: GrantFiled: June 26, 2014Date of Patent: March 22, 2016Assignee: INNOLUX CORPORATIONInventors: Hsu-Kuan Hsu, Hsia-Ching Chu, Kuei-Ling Liu, Fu-Cheng Chen, Kuo-Hao Chiu
-
Patent number: 9286832Abstract: An organic light-emitting display apparatus includes pixels at an active area, dummy pixels at a dummy area, and repair lines coupled to the plurality of dummy pixels and connectable with the plurality of pixels. Each of the plurality of dummy pixels includes: an output node coupled to a repair line corresponding to the dummy pixel from among the plurality of repair lines, a dummy circuit including a dummy driving transistor that is coupled between a driving voltage line to which a first driving voltage is applied and the output node, and a dummy initialization circuit including a dummy anode initialization transistor coupled between a dummy initialization voltage line to which a dummy initialization voltage is applied and the output node via a connectable structure. The connectable structure includes a first conductor and a second conductor that overlap, at least partially, with each other and are electrically insulated from each other.Type: GrantFiled: September 19, 2014Date of Patent: March 15, 2016Assignee: Samsung Display Co., Ltd.Inventors: Kyoung-Tae Park, Dong-Yoon So
-
Patent number: 9281282Abstract: A substrate capable of electrostatic self-protection and a manufacturing method thereof, and the substrate (1) comprises: a panel area (2); and a first gate metal layer (3) and a source/drain metal layer (5) disposed on at least one side of the panel area (2). The first gate metal layer (3) and the source/drain metal layer (5) are arranged parallel to each other in a longitudinal direction and adjacent to each other; at least one tip (31) is protruded from the first gate metal layer (3) towards the source/drain metal layer (5); and/or at least one tip (31) is protruded from the source/drain metal layer (5) towards the first gate metal layer (3).Type: GrantFiled: November 19, 2013Date of Patent: March 8, 2016Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO. LTD.Inventors: Xi Chen, Yuchun Feng, Jianfeng Yuan
-
Patent number: 9263704Abstract: An organic light emitting diode display device includes a first substrate including a display area, wherein a plurality of pixels each including sub-pixels is defined in the display area; a switching thin film transistor and a driving thin film transistor in each of the sub-pixels over the first substrate; light-blocking patterns in at least one of the sub-pixels; a color filter layer in at least one sub pixel; a first passivation layer over the switching thin film transistor, the driving thin film transistor and the light-blocking patterns; a first electrode in each of the sub-pixels over the first passivation layer; an organic light emitting layer on the first electrode all over the display area; and a second electrode on the organic light emitting layer all over the display area.Type: GrantFiled: December 23, 2014Date of Patent: February 16, 2016Inventors: Tae-Sun Yoo, Hong-Seok Choi, Seung-Ryong Joung, Dong-Hyuk Kim
-
Patent number: 9251750Abstract: A liquid crystal display (LCD) module is disclosed, which comprises: a thin film transistor (TFT) substrate and a color filter (CF) substrate disposed opposite to each other, and a liquid crystal layer sandwiched between the TFT substrate and the CF substrate. The TFT substrate comprises a plurality of wires including at least a first group of wires and a second group of wires, and the second group of wires comprises at least two wires. The CF substrate comprises first curing test units and second curing test units insulated from each other. The first curing test units are electrically connected with the first group of wires, and the second curing test units are electrically connected with all the wires of the second group of wires. A manufacturing method of an LCD module is further disclosed.Type: GrantFiled: December 2, 2011Date of Patent: February 2, 2016Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Ming-Hung Shih, Meng Li
-
Patent number: 9123589Abstract: A display substrate includes a data line, a main gate line, and a first sub-pixel electrode formed on a base substrate. The display substrate further includes a first switching element connected to the data line. The display substrate further includes a second switching element connected to the data line, the main gate line, and a second sub-pixel electrode spaced apart from the first sub-pixel electrode. The display substrate further includes a third switching element connected to the data line and a secondary gate line adjacent to the main gate line. The display substrate further includes a shielding line spaced apart from the first and second sub-pixel electrodes, the shielding line overlapping the data line and receiving a reference voltage. The display substrate further includes an auxiliary electrode extending from the shielding line and overlapping an end electrode connected to the third switching element.Type: GrantFiled: March 16, 2012Date of Patent: September 1, 2015Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Min-Wook Park, Jong-In Kim, Jun-Ho Song, Bum-Ki Baek, Young-Soo Yoon
-
Patent number: 9112187Abstract: A method of manufacturing an organic EL device includes: irradiating a light-emitting region of the organic EL device which includes a defective portion with a laser beam under a first irradiation condition; observing a state of an irradiation mark formed in the light-emitting region through the irradiation with the laser beam in the irradiating under a first irradiation condition; determining a second irradiation condition for resolving a defect caused by the defective portion, based on the first irradiation condition and the observed state of the irradiation mark; and irradiating the light-emitting region with a laser beam under the second irradiation condition determined in the determining of a second irradiation condition.Type: GrantFiled: June 8, 2011Date of Patent: August 18, 2015Assignee: JOLED INC.Inventors: Tomomi Hiraoka, Yasuo Segawa
-
Patent number: 9104080Abstract: The present disclosure provides a liquid crystal display, including at least one repairing line, a short circuit bar area, a number of data line pads, a number of testing lines for connecting short circuit bars on the short circuit bar area and the data line pads, a wiring area, a displaying area, and a number of data lines passing through the wiring area and the displaying area; first ends of the data lines being electrically connected to the data line pads and second ends of the data lines extending to be located under the displaying area; the repairing line comprising a first portion isolably intersecting with the testing lines, a second portion isolably intersecting with the second ends of the data lines, and a third portion connecting the first portion and the second portion in the repairing of a disconnected line.Type: GrantFiled: December 19, 2012Date of Patent: August 11, 2015Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Mingfeng Deng, Jungmao Tsai, Yizhuang Zhuang, Songxian Wen
-
Patent number: 9097921Abstract: An active matrix display device has: a first auxiliary wiring line (700); a second auxiliary wiring line (710) positioned outside of a plurality of second lead-out wiring lines (250) and a first driver circuit in a plan view; and an external auxiliary wiring line (790). Along each of a plurality of connecting wirings (900) are disconnected portions (91) inhibiting electrical connections between a plurality of transmission terminals and first common wiring lines (130). A plurality of intersections (901), where the first auxiliary wiring line (700) and the plurality of connecting wirings (900) intersect, are positioned more to the side of the plurality of transmission terminals than to the disconnected portions (91) in each of the plurality of connecting wiring lines (900).Type: GrantFiled: July 9, 2012Date of Patent: August 4, 2015Assignee: SHARP KABUSHIKI KAISHAInventors: Isao Ogasawara, Masahiro Yoshida
-
Patent number: 9046725Abstract: Inspection pads are reduced when there is a need to input a plurality of control signals as inspection control signals. A display device includes: an integrated circuit; a first substrate on which a plurality of signal lines that respectively input the control signals to the integrated circuit, and an inspection pad are formed; and a driver circuit that that is mounted on the first substrate and connected to the plurality of signal lines. The plurality of signal lines include first and second signal lines adjacent to each other. The inspection pad is formed on the one signal line. The second signal line is connected to the inspection pad through a switch element. At the time of inspection, the switch element turns on, and the same control signal is input to the first and second signal lines from the inspection pad.Type: GrantFiled: September 24, 2013Date of Patent: June 2, 2015Assignee: JAPAN DISPLAY INC.Inventor: Kentaro Agata
-
Patent number: 9041870Abstract: An opposed substrate (9?) comprises: a substrate (1); a static electricity protective electrode (2), a bridging electrode (4) and a touch induction electrode (6) comprising a plurality of sub-units sequentially formed on the substrate (1), wherein the distribution of the static electricity protective electrode (2) on the substrate (1) corresponds to dummy regions between sub-units, and the static electricity protective electrode (2), the bridging electrode (4) and the touch induction electrode (6) are insulated from each other. The opposed substrate (9?) has a good touching effect. A method for manufacturing the opposed substrate, and a liquid crystal display touch panel are also disclosed.Type: GrantFiled: March 21, 2013Date of Patent: May 26, 2015Assignees: BOE Technology Group Co., Ltd., Chengdu BOE Optoelectronics Technology Co., Ltd.Inventors: Youqiang Lu, Fan Li, Jing Wang, Tianma Li, Yun Qiu
-
Patent number: 9019464Abstract: A liquid crystal display device including a cut portion at a position not overlapping the gate electrode such the pixel electrode is floating and does not receive a voltage from the source electrode via the active layer and the drain electrode; a second insulating layer above the first insulating layer; a plurality of common electrodes on the second insulating layer; and a welded portion at a region where a corresponding common electrode overlaps the drain electrode. Further, the drain electrode and the pixel electrode are electrically connected to each other via a connection pattern formed in a contact hole such that the welded portion floats the pixel electrode.Type: GrantFiled: December 21, 2012Date of Patent: April 28, 2015Assignee: LG Display Co., Ltd.Inventors: HyunMyoung Yoon, IlMan Choi, MoonSoo Kang, HwiJe Cho
-
Patent number: 8988627Abstract: A thin-film transistor (TFT) substrate includes a base substrate, a test pad and a test pad line. The base substrate includes a display area including a data line and a TFT, a peripheral area including a common voltage line, and a test area disposed outside of the peripheral area. The test pad is disposed in the test area and electrically connected to the data line. The test pad line connects the data line with the test pad and crosses the common voltage line.Type: GrantFiled: March 27, 2012Date of Patent: March 24, 2015Assignee: Samsung Display Co., Ltd.Inventors: Chang-Il Tae, Yeo-Geon Yoon, Swae-Hyun Kim, Jae-Hwa Park
-
Patent number: 8986062Abstract: A method for repairing white defect of liquid crystal display panel includes: (1) providing a laser repairing platform and a liquid crystal display panel that contains a white defect to be repaired, wherein the white defect contained liquid crystal display panel comprises a substrate, a first insulation layer formed on the common wiring layer, a metal layer formed on the first insulation layer, a second insulation layer formed on the metal layer, and a transparent conductive layer formed on the second insulation layer; and (2) applying the laser repairing platform to carry out multi-spot welding on the common wiring layer, the metal layer, and the transparent conductive layer at a location corresponding to a white defect of the liquid crystal display panel so as to have the common wiring layer, the metal layer, and the transparent conductive layer electrically connected at sites corresponding to the multiple welding spots.Type: GrantFiled: January 23, 2013Date of Patent: March 24, 2015Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Wenda Cheng, Chujen Wu
-
Patent number: 8975536Abstract: Provided is a wiring structure that can prevent circuit elements from breaking due to static electricity. The disclosed wiring structure includes: a transparent substrate 11; wiring lines 14 that are formed on the transparent substrate 11; and dummy wiring lines 17 that are formed on the transparent substrate 11 and to which a static electricity absorbers 18 are connected. Prescribed sections of the dummy wiring lines 17 are provided closer to an outer edge 11a of the transparent substrate 11 than the wiring lines 14, and the prescribed sections of the dummy wiring lines 17 are shaped so as to extend towards the outer edge 11a side of the transparent substrate 11.Type: GrantFiled: January 21, 2011Date of Patent: March 10, 2015Assignee: Sharp Kabushiki KaishaInventor: Tatsuro Kuroda
-
Patent number: 8976331Abstract: A liquid crystal display device and a method of repairing bad pixels thereof, in which the bad pixels can be efficiently and easily repaired, includes a first insulating substrate, a gate wiring and a storage wiring arranged substantially parallel to each other in a first direction on the first insulating substrate, a data wiring intersecting the gate and storage wirings in an insulated manner and arranged substantially in a second direction, and a pixel electrode formed on a pixel area defined by the gate and data wirings. The storage wiring includes a horizontal portion arranged substantially in the first direction and at least a part of which does not overlap the pixel electrode, and a vertical portion branching off substantially in the second direction from the horizontal portion and overlapping the data wiring.Type: GrantFiled: March 15, 2013Date of Patent: March 10, 2015Assignee: Samsung Display Co., Ltd.Inventors: Jong-woong Chang, Shin-tack Kang
-
Patent number: 8963418Abstract: Disclosed herein is a display panel based on active matrix driving having a display area made up of N pixel control lines, M video signal lines orthogonally intersecting the N pixel control lines, and pixel circuits arranged at intersections between the N pixel control lines and M video signal lines, wherein positional identification patterns are arranged on every k (k being a natural number) pixel control lines inside each of the pixel circuits.Type: GrantFiled: May 9, 2014Date of Patent: February 24, 2015Assignee: Sony CorporationInventor: Kazuo Nakamura
-
Patent number: 8958049Abstract: The present invention provides a LCD panel and a method for repairing the LCD panel. The LCD panel includes a plurality of data lines and a plurality of subpixel areas. Each subpixel area includes a corresponding pixel electrode and thin film transistor. The subpixel area including a spot defect is electrically connected to a neighboring subpixel area having the same color and in normal operation. The connection between the thin film transistor in the subpixel area including the spot defect and the corresponding data line and the connection between the thin film transistor and the corresponding pixel electrode are cut. Consequently, the subpixel area including the bright spot defect is repaired and able to display normally. The display quality of the LCD panel display is improved. Moreover, the present invention repair method is suitable for the repairing of LCD panels without storage capacitors.Type: GrantFiled: August 2, 2012Date of Patent: February 17, 2015Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Tao Liu, Dong Ye, Liang Xu, Peijian Yan, Xiangdeng Que
-
Patent number: 8957962Abstract: Provided is a defect correcting device for an electronic circuit pattern, which is capable of making a defect seed obvious, and normalizing a pixel or forming a pixel into a semi-black spot. A defect correcting device for an electronic circuit pattern includes: an imaging unit for irradiating a defective portion of the electronic circuit pattern with irradiation light having a wavelength of a visible light region and a wavelength of an infrared light region, and receiving reflected light having the wavelength of the visible light region and the wavelength of the infrared light region from the electronic circuit pattern; a signal processing unit for extracting the defective portion from a picked-up image, and determining a correcting method; a laser irradiating unit for irradiating the defective portion with laser light; and a correction determining unit for determining success or failure of defect correction before and after laser irradiation.Type: GrantFiled: May 21, 2010Date of Patent: February 17, 2015Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Takeshi Arai, Nobuaki Nakasu
-
Patent number: 8937691Abstract: According to the embodiments of the invention, a TFT-LCD array substrate, a manufacturing method thereof and a TFT-LCD are provided. The TFT-LCD array substrate comprises: a gate line; a gate line test line; a gate line test terminal; a gate line drive circuit connected to the gate line; and a test TFT. A gate electrode and a drain electrode of the test TFT are connected to the gate line test line, a source electrode of the test TFT is connected to the gate line, and the gate line test terminal is connected to the gate line test line.Type: GrantFiled: October 21, 2011Date of Patent: January 20, 2015Assignee: Boe Technology Group Co., Ltd.Inventors: Yang Sun, Yinglong Huang, Jing Lv
-
Patent number: 8928853Abstract: The present invention provides a method and system for repairing flat panel display, which repairing hot pixels of the flat panel display by femtosecond laser. The flat panel display comprises a LCD module and a color filter disposed on the top of the LCD module, wherein the surface of the color filter corresponding to the LCD module further has a color photoresist layer. The femtosecond laser is projected onto the color photoresist layer corresponding to the hot pixels such that a phenomenon of nonlinear multiple photons absorption can be occurred to change property of the color photoresist layer so as to transform the hot pixels into dead pixels.Type: GrantFiled: February 22, 2011Date of Patent: January 6, 2015Assignee: Industrial Technology Research InstituteInventors: Cen-Ying Lin, Wei-Chih Shen, Chung-Wei Cheng, Chih-Wei Chien
-
Patent number: 8908170Abstract: The present invention provides a method for detecting a defect of a display panel and related defect detecting device. The method includes: utilizing lights having different colors to illuminate the display panel; obtaining a plurality of corresponding grey-scale diagrams when the lights illuminate the display panel; and determining whether the display panel has a defect. If the grey-scale diagrams indicate a grey-scale difference, determining that the display panel has a defect. In this way, the present invention is able to raise defect detecting ability for the display panel and prevent from missing the defects.Type: GrantFiled: January 4, 2013Date of Patent: December 9, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventor: Yung-Yu Lin
-
Patent number: 8896805Abstract: The present invention discloses a repairing line system, which includes a plurality of packages, a substrate having a plurality of data lines awaiting for repair, two repairing lines, and two connecting lines. The repairing line includes outgoing lines led from the packages and a wire disposed on three sides of the substrate without the packages disposed and coupled to the outgoing lines. The wires insulatively intersect second terminals of the data lines awaiting for repair. The connecting line insulatively intersects the outgoing lines and first terminals of the data lines. The present invention further discloses a repair method of the repairing line system. The repairing line system and the repair method of the present invention utilize the same repairing lines led from different packages to connect with each other for forming whole connected wires, thereby increasing flexibility of the repairing line system in repairing data lines.Type: GrantFiled: December 5, 2011Date of Patent: November 25, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Junbo Xing, Chun Liu
-
Patent number: 8891050Abstract: A liquid crystal display device is disclosed. The liquid crystal display device includes: a substrate; gate and data lines arranged to cross each other on the substrate and to define a pixel region; a switching element disposed at an intersection of the gate and data lines; and pixel electrodes and common electrodes arranged alternately with each other and parallel to the data line, within the pixel region. The pixel electrode and the common electrode are formed to have a stacked layer structure of a transparent conductive material layer and an opaque metal layer, each having a line-width of 3.5 ?m or less. Such a liquid crystal display device can enhance the transmittance of a pixel region with preventing the chuck stain by forming electrodes in a double layer structure with a transparent conductive material layer and an opaque metal layer.Type: GrantFiled: May 1, 2012Date of Patent: November 18, 2014Assignee: LG Display Co., Ltd.Inventors: Kang Il Kim, Jung Il Lee, Jung Ho Son
-
Patent number: 8891046Abstract: A liquid droplet ejection apparatus includes a writing device, a weight measuring device disposed adjacent to the writing device, and a controlling device. The writing device performs writing on a workpiece by ejecting functional liquid from at least one ink jet functional liquid droplet ejection head while moving the functional liquid droplet ejection head relative to the workpiece. The weight measuring device measures an amount of ejected droplets from a weight of the functional liquid ejected from the functional liquid droplet ejection head. The controlling device controls a driving power for the functional liquid droplet ejection head on the basis of a measurement result input from the weight measuring device.Type: GrantFiled: November 4, 2011Date of Patent: November 18, 2014Assignee: Seiko Epson CorporationInventor: Kenji Kojima
-
Publication number: 20140327854Abstract: The present invention provides a dark spot repair method of a liquid crystal panel and a liquid crystal panel.Type: ApplicationFiled: June 26, 2013Publication date: November 6, 2014Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Dongzi Gao, Mei Xiong, Zhicheng Liu
-
Patent number: 8876569Abstract: The embodiments of the present invention disclose a vacuum cell-assembling device and a cell-assembling method. The vacuum cell-assembling device comprises: an upper substrate, a signal processing apparatus, and a lower substrate provided opposite to the upper substrate, wherein the upper substrate is provided with a light-emitting apparatus thereon, and the lower substrate is provided a photosensitive receiving element array thereon, and the photosensitive receiving element array is connected with the signal processing apparatus, and the signal processing apparatus is adapted for converting the electrical signals from the photosensitive receiving element array to a liquid crystal diffusion-simulation image.Type: GrantFiled: July 20, 2012Date of Patent: November 4, 2014Assignee: Beijing Boe Optoelectronics Technology Co., Ltd.Inventors: Bingyu Chen, Huan Tang, Tingze Dong, Ying Liu
-
Patent number: 8866985Abstract: A flat display panel and a related repairing method are provided. The flat display panel includes multiple horizontal repair lines parallel to scan lines and multiple vertical repair lines parallel to data lines. The vertical repair lines are disposed on one side of the data lines one to one, and the horizontal repair lines are disposed on one side of the scan lines one to one. When one of the data lines or one of the scan lines is broken, an electrical route formed by a use of the vertical repair lines or the horizontal repair lines detours the broken scan line or data line, so as to deliver signal to pixel electrode normally.Type: GrantFiled: June 30, 2011Date of Patent: October 21, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Yizhuang Zhuang, Songxian Wen, Mingfeng Deng
-
Patent number: 8860920Abstract: A method of producing a liquid crystal display device according to the present invention includes: a step of providing a liquid crystal panel (110); a step of, through light irradiation while applying a voltage to a mixture via a check terminal (174) and a check line (172) on a rear substrate (130), forming from the mixture a liquid crystal layer (140) containing a liquid crystal compound and an alignment sustaining layer (150, 160) resulting through polymerization of a photopolymerizable compound; and a step of, after forming the liquid crystal layer (140) and the alignment sustaining layer (150, 160), applying a voltage across the liquid crystal layer (140) from the check terminal (172) to check the liquid crystal panel (110).Type: GrantFiled: July 23, 2010Date of Patent: October 14, 2014Assignee: Sharp Kabushiki KaishaInventors: Shogo Nishiwaki, Kunihiro Tashiro, Yukinobu Nakata, Takayuki Hayano
-
Patent number: 8860919Abstract: In order to improve durability, a display apparatus includes a substrate; an encapsulation substrate facing the substrate; a display unit disposed between the substrate and the encapsulation substrate; a sealing unit disposed between the substrate and the encapsulation substrate so as to bond the substrate and the encapsulation substrate and spaced from the display unit; and a protective member formed over at least one surface among surfaces of the substrate and the encapsulation substrate, except surfaces facing the display unit. The protective member includes a base, a plurality of capsules comprising monomers, and a catalyst inducing polymerization of the monomers.Type: GrantFiled: September 23, 2011Date of Patent: October 14, 2014Assignee: Samsung Display Co., Ltd.Inventors: Yun-Ah Chung, Jong-Hyuk Lee, Seung-Young Song, Yoon-Hyeung Cho, Min-Ho Oh, Byoung-Duk Lee, So-Young Lee, Yong-Tak Kim
-
Patent number: 8854590Abstract: A display device includes a terminal group including terminals for supplying a signal to scanning signal lines or the video signal lines via first terminal wiring. Each of the terminals includes: a first portion, which is formed at an end portion of the first terminal wiring, the first portion having an exposed planar terminal surface; and a second portion, which is provided adjacent to the first portion and is formed around the first portion. The second portion is formed of a conductive thin film covered with an insulating film and formed in the same layer as the first terminal wiring or formed in a different layer from the first terminal wiring, and the second portion is electrically connected to the first terminal wiring at a position spaced apart from a connection portion of the first terminal wiring and the first portion.Type: GrantFiled: February 15, 2012Date of Patent: October 7, 2014Assignee: Japan Display Inc.Inventors: Takahiro Ochiai, Mitsuru Goto
-
Patent number: 8830415Abstract: A flat display panel includes a bridge line disposed between adjacent common lines. When a short defect occurs, the common line near the short defect can be directly cut off in order to repair the short defect and the common voltage can be transferred through the bridge line to maintain the normal operation of the flat display panel.Type: GrantFiled: April 17, 2012Date of Patent: September 9, 2014Assignee: AU Optronics Corp.Inventors: Wei-Kai Huang, Chieh-Wei Chen, Chun-Wei Chiang
-
Patent number: 8810746Abstract: A TFT substrate includes a pixel region which is a rectangular region where a plurality of pixels are formed in a matrix, a frame region which is outside the pixel region and frames the pixel region, a light blocking metal wire which is formed so as to surround the outside of at least three sides of the rectangular pixel region and has slits, a disconnection detection metal wire for detecting disconnection thereof formed outside the light blocking metal wire, two terminals are connected to the disconnection detection metal wire, and common electrodes which are connected to the light blocking metal wire and are maintained at the same potential as a common potential in the pixel circuit.Type: GrantFiled: April 2, 2012Date of Patent: August 19, 2014Assignee: Japan Display Inc.Inventors: Kenji Kitajima, Ryouhei Suzuki
-
Patent number: 8791474Abstract: A display panel and method of manufacture are described. In an embodiment, a display substrate includes a pixel area and a non-pixel area. An array of subpixels and corresponding array of bottom electrodes are in the pixel area. An array of micro LED devices are bonded to the array of bottom electrodes. One or more top electrode layers are formed in electrical contact with the array of micro LED devices. In one embodiment a redundant pair of micro LED devices are bonded to the array of bottom electrodes. In one embodiment, the array of micro LED devices are imaged to detect irregularities.Type: GrantFiled: March 15, 2013Date of Patent: July 29, 2014Assignee: LuxVue Technology CorporationInventors: Andreas Bibl, Kapil V. Sakariya, Charles R. Griggs, James Michael Perkins
-
Patent number: 8792063Abstract: The present invention discloses an array substrate, a liquid crystal display (LCD) device and methods for manufacturing and repairing the array substrate. Said array substrate for thin film transistor (TFT) LCD comprises one or more pixel electrodes, gate lines and data lines; the crossover of said gate line and said data line is formed with a parasitic capacitor; said data line is also provided with slit part; and said slit part is overlapped with the gate line to form a protective capacitor which is in parallel connection with said parasitic capacitor and of which the voltage resistance is less than said parasitic capacitor. Because the data line is provided with the slit part which overlaps the gate line to form the protective capacitor which is in parallel connection with the parasitic capacitor and of which the voltage resistance is less than that of the protective capacitor, and because the data line is positioned on the top layer, the late stage repair of the present invention becomes easier.Type: GrantFiled: September 26, 2011Date of Patent: July 29, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventor: Hungjui Chen
-
Patent number: 8785810Abstract: According to example embodiments, a laser optical system includes a laser generator, at least one scan module, an objective lens, a relay lens, a review optical system, and a control device. The laser generator is configured to generate a laser beam. The at least one scan module is configured to reflect the laser beam generated by the laser generator and to direct the laser beam in different directions. The objective lens is configured to focus the laser beam on a substrate. The relay lens is configured to guide the laser beam scanned by the at least one scan module to within an incident range of the objective lens. The review optical system is configured to monitor, in real time, repair of the substrate using the laser beam. The control device is configured to control the at least one scan module.Type: GrantFiled: October 24, 2011Date of Patent: July 22, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Jeong Woo Hyun, Jung Sub Lee, Sung Jin Lee, Sang Kyu Lim, Kwang Soo Kim, Jae Kwang Lee
-
Patent number: 8773848Abstract: An electronic device may have a glass housing structures. The glass housing structures may be used to cover a display and other internal electronic device components. The glass housing structure may have multiple glass pieces that are joined using a glass fusing process. A peripheral glass member may be fused along the edge of a planar glass member to enhance the thickness of the edge. A rounded edge feature may be formed by machining the thickened edge. Raised fused glass features may surround openings in the planar glass member. Multiple planar glass members may be fused together to form a five-sided box in which electronic components may be mounted. Raised support structure ribs may be formed by fusing glass structures to a planar glass member. Opaque masking material and colored glass may be used to create portions of the glass housing structures that hide internal device components from view.Type: GrantFiled: January 25, 2012Date of Patent: July 8, 2014Assignee: Apple Inc.Inventors: Peter Russell-Clarke, Michael K. Pilliod, Jonathan P. Ive
-
Patent number: 8773634Abstract: Provided is a method for producing a liquid crystal panel capable of repairing a defective portion of an alignment film more easily. Provided is a method for producing a liquid crystal panel, including the step of repairing a defective portion 50 of an alignment film 30 formed on a substrate 12 by use of a repair stamp 60 having repair ink 61 attached thereto. The step of repairing includes step (a) of locating the repair stamp 60 in a zone (repair zone) 55 including the defective portion 50; step (b) of moving the repair stamp 60 from the position (60a) at which the repair stamp 60 has been located in step (a); and step (c) of moving the repair stamp 60 again from a position (60b) to which the repair stamp 60 has been moved in step (b) to the position (60a) at which the repair stamp 60 was located in step (a).Type: GrantFiled: April 28, 2010Date of Patent: July 8, 2014Assignee: Sharp Kabushiki KaishaInventor: Hitoshi Satoh
-
Patent number: 8766957Abstract: A display device and a repairing method for the same are disclosed. The display device includes a substrate, a pixel array, at least one gate driver unit, at least one source driver unit, a first repair line, a second repair line, a first dummy line, and a second dummy line. The first repair line is disposed between the pixel array and the source driver unit. The second repair line is disposed opposite to the first repair line on the pixel array. The first dummy line and the second dummy line are respectively disposed at two sides of the pixel array and crossing the gate lines, the first repair line, and the second repair line. A signal transmission is not required to go around the outmost periphery of the gate driver unit in a repairing process. As a result, the signal attenuation can be decreased effectively.Type: GrantFiled: December 31, 2010Date of Patent: July 1, 2014Assignee: Chunghwa Picture Tubes, Ltd.Inventor: Chi-chao Liu
-
Patent number: 8760598Abstract: A thin film transistor array panel includes: a substrate; a gate line and a storage electrode that are disposed on the substrate; a data line that crosses the gate line and storage electrode line; a thin film transistor that is connected with the gate line and data line; and a pixel electrode that is connected to the thin film transistor. The storage electrode includes a first storage electrode that is parallel to the gate line, second storage electrodes that extend on opposing sides of the data line from the first storage electrode, a connection part that crosses the data line and connects pairs of the second storage electrodes, and a connection bridge that crosses the gate line and connects a second storage electrode to a second storage electrode of an adjacent pixel.Type: GrantFiled: July 19, 2013Date of Patent: June 24, 2014Assignee: Samsung Display Co., Ltd.Inventors: Jong-Hyuk Lee, Bon-Yong Koo, Sun-Mi Kim, Ju Hyeon Baek, Ji Young Jeong
-
Patent number: 8755000Abstract: A display panel including a first substrate, a second substrate, and a liquid crystal layer. The first substrate comprises a display region and a peripheral circuit region adjacent to the display region, and the first substrate includes a pixel array, a plurality of test shorting bars, and a plurality of wires. The pixel array is disposed in the display region. The test shorting bars are disposed in the peripheral circuit region. The wires are disposed in the peripheral circuit region and electrically connected with the pixel array. Moreover, at least one wire and one of the test shorting bars respectively share a part for connecting with each other and forming a common trace. Additionally, the second substrate is disposed opposite to the first substrate. The liquid crystal layer is disposed between the first substrate and the second substrate.Type: GrantFiled: May 14, 2012Date of Patent: June 17, 2014Assignee: Au Optronics CorporationInventor: Jian-Hong Lin
-
Patent number: 8730446Abstract: A liquid crystal display panel (1) includes a TFT substrate (10), a CF substrate (20) facing the TFT substrate (10), a liquid crystal layer (25) provided between the TFT substrate (10) and the CF substrate (20), an alignment film configured to control alignment of the liquid crystal layer (25), and a sealing member (26) sandwiched between the TFT substrate (10) and the CF substrate (20) and formed in the shape of a frame surrounding the liquid crystal layer (25). In a region (35) where the sealing member (26) is to be provided, a metal pattern (2) is provided which is configured to reflect infrared light emitted from a Fourier transform infrared spectrometer toward the Fourier transform infrared spectrometer in order to determine the presence or absence of the alignment film in the region (35).Type: GrantFiled: September 24, 2010Date of Patent: May 20, 2014Assignee: Sharp Kabushiki KaishaInventor: Takafumi Hayama
-
Patent number: 8724074Abstract: The present invention relates to an apparatus and method for repairing a liquid crystal display panel, which is capable of improving a yield thereof by darkening a bright point to minimize a defect ratio thereof. An apparatus for repairing a liquid crystal display panel according to the present invention includes: a liquid crystal display panel including a repair film formed on any one of a first substrate and a second substrate, which are facing to each other with a liquid crystal layer therebetween; and a laser irradiating device to irradiate a laser to the repair film to darken a specific area of the repair film, which is corresponded to an area where a bright point appears in the liquid crystal display panel.Type: GrantFiled: November 20, 2009Date of Patent: May 13, 2014Assignee: LG Display Co., Ltd.Inventors: Soon Sung Yoo, Oh Nam Kwon, Heung Lyul Cho, Seung Hee Nam
-
Patent number: 8711297Abstract: A display device includes a substrate; a matrix of scan lines and signal lines formed on the substrate; switching elements formed in pixel areas defined by the scan lines and the signal lines crossing each other; a first insulating film formed over the scan lines, the signal lines, and the switching elements; and display elements to be driven by the switching elements. The pixel areas are located in a display area and the first insulating film has openings above the scan lines or the signal lines in an outer area outside of the display area.Type: GrantFiled: February 18, 2010Date of Patent: April 29, 2014Assignee: Ricoh Company, Ltd.Inventors: Kohji Matsuoka, Takumi Yamaga, Akishige Murakami, Naoyuki Ueda
-
Patent number: 8711310Abstract: A liquid crystal display includes a first substrate and a second substrate which face each other and each include a display area and a peripheral area, a liquid crystal layer in the display areas and between the first substrate and the second substrate, and a conductive sealant combining the first substrate and the second substrate. The first substrate includes a common electrode in the display and peripheral areas of the first substrate. The second substrate includes a first and signal lines in the peripheral area of the second substrate, a first insulating layer on the first signal line and the second signal line, and a conductor on the first insulating layer in the peripheral area and connected to the first signal line through a contact hole. The common electrode includes a cutout corresponding to the conductor, and the cutout is at a corner of the display areas.Type: GrantFiled: June 1, 2011Date of Patent: April 29, 2014Assignee: Samsung Display Co., Ltd.Inventors: Ho-Jun Lee, Sang Wook Lee, Sung-Jun Kim
-
Publication number: 20140098336Abstract: An optical detection method of a photo-alignment LCD panel includes steps: A. generating a model image according to an internal image of a qualified prearranged detection unit of a photo-alignment LCD panel; B. generating an image by obtaining an internal image of the detection unit of the photo-alignment LCD panel to be inspected using a unit of the prearranged detection unit. The method further includes comparing the image with the model image and generating a comparison result according to the comparison. In the present disclosure, the prearranged detection unit is used as a reference comparison unit. The internal image of the detection unit is added into the model image.Type: ApplicationFiled: October 25, 2012Publication date: April 10, 2014Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTDInventors: Shengpeng Mo, Wenpin Chiang
-
Patent number: 8692968Abstract: Provided are a chip component mounting structure and a chip component mounting method, wherein when a plurality of chip components having different heights are mounted on a substrate via an anisotropic conductive film, position gaps which occur when the chip components are pressure-bonded to the substrate are prevented, and the chip components can be accurately mounted to the substrate at target positions; and a liquid crystal display device provided with the substrate. In the chip component mounting structure, a position fixing resin (4) for maintaining the orientation of chip components (2) which are pressure-bonded to a substrate (1) via an anisotropic conductive film (7) is provided.Type: GrantFiled: November 4, 2009Date of Patent: April 8, 2014Assignee: Sharp Kabushiki KaishaInventor: Hiroki Miyazaki
-
Publication number: 20140063398Abstract: A display panel is provided. A substrate includes a non-display area and a display area including a center area, a first area, and a second area. First data lines are disposed in the first area and electrically connected to the first source driving circuit. Second data lines are disposed in the second area and electrically connected to the second source driving circuit. At least one first repairing line is electrically connected to the first source driving circuit, passes through the center area of the display area and overlaps with the first data lines, wherein the first repairing line is electrically insulated from the first data lines. At least one second repairing line is electrically connected to the second source driving circuit, passes through the center area of the display area and overlaps with the second data lines, wherein the second repairing line is electrically insulated from the second data lines.Type: ApplicationFiled: March 15, 2013Publication date: March 6, 2014Applicant: AU OPTRONICS CORPORATIONInventors: Chun-Huan Chang, Chun-Hsin Liu, Kun-Yueh Lin, Ya-Ting Lin, Shu-Fang Hou, Che-Wei Tung, Wei-Li Lin
-
Patent number: 8648786Abstract: A liquid crystal display device includes a display panel including a display area and a non-display area surrounding the display area, a plurality of gate lines and data lines arranged on the display area to intersect each other, so as to define a plurality of pixel regions, a plurality of thin-film transistors formed at respective intersections of the gate lines and the data lines, a plurality of pixel electrodes formed on the respective pixel regions and connected to the thin film transistors, and at least one first common line provided between the data lines and arranged parallel to the data lines.Type: GrantFiled: August 8, 2008Date of Patent: February 11, 2014Assignee: LG Display Co., Ltd.Inventors: Jae Kyun Lee, Kum Mi Oh, Jae Young Oh, Dong Su Shin