Patents Assigned to BOE DISPLAY TECHNOLOGY CO., LTD.
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Publication number: 20140036186Abstract: A liquid crystal panel having an array substrate, a color filter substrate, a plurality of pixel units provided on both of the array substrate and the color filter substrate, a common electrode and a pixel electrode being provided in each of the pixel units such that when polarity of voltage difference between the pixel electrode and the common electrode in one first pixel unit is identical to that in one second pixel unit, the direction of an electric field formed between the pixel electrode and the common electrode and for driving liquid crystal molecules to display at a gray level in the first pixel unit is opposite to that in the second pixel unit.Type: ApplicationFiled: October 8, 2013Publication date: February 6, 2014Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zheng WANG, Xibin SHAO
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Publication number: 20140035899Abstract: Embodiments of the invention disclose a LCD device and a method for repairing the same. The LCD device of the embodiment of the invention comprises a panel on which a plurality of data lines are disposed, the LCD device has at least one broken data line, one end of the broken data line is connected to a pre-charge circuit which causes output signals of the broken data line to have a pre-charge voltage waveform, the other end of the broken data line is connected to the pre-charge circuit via a long lead wire.Type: ApplicationFiled: July 31, 2013Publication date: February 6, 2014Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventor: Yiqiang LAI
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Publication number: 20140036184Abstract: The present disclosure provides a polarity inversion signal converting method, a polarity inversion signal converting apparatus and a display, the polarity inversion signal converting method comprises: judging whether a polarity inversion signal is required to be converted currently and generating a judgment result; changing the polarity inversion signal currently output to a data driver, if the judgment result indicates that the polarity inversion signal is required to be converted currently. With the present disclosure, the polarity inversion signal output to the data driver may be changed according to different situations, so that the driving manners of the data driver may vary flexibly.Type: ApplicationFiled: July 29, 2013Publication date: February 6, 2014Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yizhen XU, Weihai LI, Zhihua SUN, Jianming WANG, Liang ZHANG
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Patent number: 8618001Abstract: A lifting-off method and a manufacturing method for a thin film transistor (TFT) array substrate using the same are provided. A lifting-off method comprises forming a cavitation jet flow by using a lifting-off solution, and impacting a to-be-lifted-off surface of a substrate by means of the cavitation jet flow to remove a photoresist and a film deposited on the photoresist over the to-be-lifted-off surface. The disclosure may be applied to manufacturing processes for semiconductor devices or TFT array substrate.Type: GrantFiled: November 29, 2011Date of Patent: December 31, 2013Assignees: Boe Technology Group Co., Ltd., Beijing Boe Display Technology Co., Ltd.Inventors: Yongzhi Song, Zhaohui Hao, Xu Wang, Huiyue Luo, Guojing Ma
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Patent number: 8582067Abstract: An array substrate is provided. The array substrate comprises a base substrate, a plurality of pixel units are provided on the base substrate in a matrix form, a common electrode and a pixel electrode are provided in each of the pixel units, the common electrode is connected with a common electrode line and the pixel electrode is connected with a data line through a switching element. The pixel units in the matrix form comprise a first pixel unit and a second pixel unit. When polarities of voltage difference between the pixel electrode and the common electrode in the first pixel unit is identical to that in the second pixel unit, the direction of an electric field formed between the pixel electrode and the common electrode and for driving liquid crystal molecules to display at a gray level in the first pixel unit is opposite to that in the second pixel unit.Type: GrantFiled: June 10, 2011Date of Patent: November 12, 2013Assignees: Boe Technology Group Co., Ltd., Beijing Boe Display Technology Co., Ltd.Inventors: Zheng Wang, Xibin Shao
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Publication number: 20130221357Abstract: Embodiments of the present invention disclose an array substrate and a manufacturing method thereof. The method comprises forming a patterned active layer on a gate insulating layer, the active layer covering a part of the gate insulating layer; forming a source/drain electrode material layer on the active layer and the gate insulating layer; forming a patterned insulating layer on the source/drain electrode material layer; conducting an etching process by using the insulating layer as a mask, so as to etch the source/drain electrode material layer to form a source electrode and a drain electrode, etch a part of the insulating layer to form a via hole in the insulating layer over the drain electrode, and etch a part of the active layer between the source electrode and the drain electrode to form a channel.Type: ApplicationFiled: August 22, 2012Publication date: August 29, 2013Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Honglin Zhang, Dan Wang, Xibin Shao
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Publication number: 20130222931Abstract: The present invention discloses a prism sheet and a display device comprising the prism sheet for improving performances of a backlight module in a liquid crystal display device. The prism sheet comprises a first substrate and a second substrate, wherein the first substrate comprises a first surface and a second surface opposite to the first surface, and the second surface comprises a plurality of first protrusions arranged in parallel along a first direction; the second substrate comprises a third surface and a fourth surface opposite to the third surface, the third surface comprises a plurality of second protrusions arranged in parallel along the first direction, and the fourth surface comprises a plurality of third protrusions arranged in parallel along a second direction; and the second surface and the third surface are joined by meshing of the first protrusions with the second protrusions.Type: ApplicationFiled: July 20, 2012Publication date: August 29, 2013Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Minghui Zhang, Ning Sun, Zhishuai Jia, Jie Liu, Yihong Ma
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Publication number: 20130187853Abstract: An embodiment of the present invention provides a display system, and the display system comprises a light beam emitting device, emitting a first light beam for marking an input position and a second light beam for confirming the input position, the first light beam being visible light, and the second light beam differing from the first light beam; and a display device, comprising a displaying area, photo-sensitive devices distributed within the displaying area, processing devices coupled with the photo-sensitive devices. The photo-sensitive devices are used for sensing the second light beam projected upon the displaying area and achieving a sensing result; the processing devices are used for determining the projecting position of the second light beam upon the displaying area according to the sensing result, and performing a corresponding operation based on the sensing result. The present invention is capable of performing remote touch operation on the display device.Type: ApplicationFiled: July 16, 2012Publication date: July 25, 2013Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jianfeng Yuan, Jiannan Zhang, Seungmoo Rim, Zhenyu Zhang, Qiang Zheng
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Publication number: 20130148067Abstract: An embodiment of the present invention discloses an array substrate comprising: a base substrate; a common electrode layer formed on the base substrate; a protective layer formed on the common electrode layer; and pixel electrodes formed onto the protective layer, wherein the base substrate is formed thereon with a plurality of protrusions parallel to each other, the common electrode layer is overcoated onto the protrusions, portions of the common electrode layer covering the protrusions are formed as protrusion electrode parts, and the pixel electrode comprises portions arranged alternately with the protrusion electrode parts. The embodiment of present invention also provides a liquid crystal panel comprising the above array substrate, as well as a liquid crystal display device.Type: ApplicationFiled: August 20, 2012Publication date: June 13, 2013Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventor: Zheng Wang
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Publication number: 20130093989Abstract: Embodiments of the present invention disclose an array substrate, a liquid crystal panel and a display device. In the array substrate according to an embodiment of the present invention, each part of the pixel electrode constituting the pixel unit is contained within one structural unit, and slits of different parts of the pixel electrodes, which constitute different pixel units, within the structural unit have the same inclining direction, and therefore the transmissivity of the pixel unit can be increased.Type: ApplicationFiled: July 10, 2012Publication date: April 18, 2013Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xibin Shao, Yanping Liao, Liang Sun, Dan Wang
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Publication number: 20120314150Abstract: An array substrate is disclosed. The array substrate comprises a plurality of gate lines, a plurality of data lines, and a plurality of pixel units defined by the gate lines and the data lines and arranged in an array, each of the pixel units comprising a thin film transistor (TFT) for switching the pixel unit and a driving electrode for driving liquid crystal, and the driving electrode being formed with slit-shaped openings. The two corresponding pixel units respectively provided on two sides of the gate line are different from each other in structure, and the pixel unit on one side of the gate line can be obtained by rotating the pixel unit on the other side of the gate line by 180° respect to the central point of the section of the gate line between the two pixel units.Type: ApplicationFiled: June 7, 2012Publication date: December 13, 2012Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Liang SUN, Zhaohui HAO, Chunxia MENG, Ying QIN, Seungmoo RIM
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Publication number: 20120287392Abstract: A liquid crystal display is disclosed which comprises a first substrate and a second substrate, which are supported by primary spacers. At least a secondary spacer is provided on the first substrate, and the secondary spacer is covered by a conductive electrode. An X-direction detecting wire and a Y-direction detecting wire perpendicular to each other are provided on the second substrate, the X-direction detecting wire and the Y-direction detecting wire are respectively provided with a first connection electrode and a second connection electrode; and positions of the first and second connection electrodes on the second substrate correspond to a position of the secondary spacer on the first substrate; under a press condition, at least one of the first and second connection electrodes contacts with the secondary spacer and is connected with the conductive electrode on the secondary spacer.Type: ApplicationFiled: May 11, 2012Publication date: November 15, 2012Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventor: Zheng WANG
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Publication number: 20120287523Abstract: A color filter and a manufacturing method thereof are provided, in which a stacked structure composed of several color film layers having different colors is formed in a non-transmitting partitioning region of the color filter in such a way that the stacked structure can prevent light from passing through the color filter via the partitioning region.Type: ApplicationFiled: May 8, 2012Publication date: November 15, 2012Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Hongjiang WU, Chongxi WEI, Yiming CHEN, Seungmoo RIM, Xibin SHAO
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Publication number: 20120287370Abstract: Embodiments of the disclosed technology provide a liquid crystal display comprising: a first substrate including a base substrate and films formed on the base substrate; a second substrate, the periphery of the first substrate and the periphery of the second substrate being bonded together with use of a sealant; and a liquid crystal layer, filled in a closed space which is located between the first substrate and the second substrate, wherein the closed space includes an active region and a dummy region, and a total thickness of the film formed in correspondence to the active region is smaller than a total thickness of the film formed in correspondence to the dummy region. Embodiments of the disclosed technology also provide an electronic apparatus and a method of manufacturing the liquid crystal display.Type: ApplicationFiled: May 11, 2012Publication date: November 15, 2012Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yuqiong CHEN, Dan WANG, Honglin ZHANG, Hebin ZHAO, Ting DONG, Wei YAN
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Publication number: 20120281170Abstract: The embodiments of the disclosed technology disclose a color filter substrate and the producing process and device for the same. The producing process of the color filter substrate according to the embodiments of the disclosed technology comprises: forming a transparent conductive layer on a side of a base substrate; forming a black matrix on the other side of the base substrate; forming a color filer layer within the black matrix; and forming an insulated material layer comprising both post spacers and a protection film formed integrally on the color filer layer.Type: ApplicationFiled: May 2, 2012Publication date: November 8, 2012Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Hongjiang WU, Min LI, Dong WANG, Song WANG, Seungmoo RIM
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Publication number: 20120264980Abstract: The disclosed technology provides a liquid crystal oligomer, a synthesis composition, a preparation method thereof, and a liquid crystal material. The liquid crystal oligomer is represented by the following chemical formula, wherein substituent R is hydrogen or methyl. In addition to a higher glass transition temperature, good heat resistance, low viscosity and a self-crosslinkable group, the liquid crystal oligomer has thermal self-crosslinking and high thermal stability of thermosetting materials.Type: ApplicationFiled: April 13, 2012Publication date: October 18, 2012Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD, BOE TECHNOLOGY GROUP CO., LTD.Inventors: Wei YAN, Dan WANG
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Publication number: 20120249008Abstract: A driving circuit for a LCD backlight source comprising a BOOST structure which comprises a capacitor C12, a capacitor C13, an inductor L2, a diode D2, and a MOSFET, wherein the driving circuit further comprises a capacitor C11, a capacitor C14, a diode D3, and a diode D4. One terminal of the diode D3 is connected to one terminal of the capacitor C13, and the other terminal is connected to one terminal of the diode D4; the other terminal of the diode D4 is connected to one terminal of the capacitor C14 which is the output terminal of the circuit, and the other terminal of the capacitor C14 is grounded; one terminal of the capacitor C11 is connected between the inductor L2 and the diode D2, and the other terminal of the capacitor C11 is connected between the diode D3 and the diode D4.Type: ApplicationFiled: March 29, 2012Publication date: October 4, 2012Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Liang ZHANG, Dan WANG, Weihai LI, Shuai HOU, Xingji WU
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Publication number: 20120249403Abstract: The disclosed technology is directed to a pixel unit and a method for manufacturing the same and a liquid crystal display device. The pixel unit comprises: an array substrate; a color filter substrate; and a liquid crystal layer located between the array substrate and the color filter substrate. The pixel unit includes a displaying region and a non-displaying region in which a first electrode and a second electrode are formed on the array substrate and the color filter substrate respectively, and the rotation of molecules in the liquid crystal layer between the first electrode and the second electrode can be controlled by a vertical electrical field generated between the first electrode and the second electrode after energized to realize a normal black display mode, so that light leaking from the liquid crystal layer between the first electrode and the second electrode is prevented.Type: ApplicationFiled: March 30, 2012Publication date: October 4, 2012Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD, BOE TECHNOLOGY GROUP CO., LTD.Inventors: Sha LIU, Hebin ZHAO, Seungmin LEE, Dan WANG
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Publication number: 20120245725Abstract: The disclosed technology provides a manufacturing method of a target comprising obtaining an initial mass and a residual mass of the target sample, and calculating an etching mass; determining a relative etching depth of the target sample; calculating a relative etching mass based on the etching mass and the relative etching depth; determining a utilization parameter of the target sample based on the relative etching mass and the initial mass of the target sample before being used; and performing a simulation and optimization process on the utilization parameter of the target sample, obtaining target parameters corresponding to a preset value of the utilization parameter, and outputting the target parameters to a manufacturing control center for manufacturing a target. The disclosed technology also provides a manufacturing system of a target.Type: ApplicationFiled: March 23, 2012Publication date: September 27, 2012Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD, BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jikai ZHANG, Jiyu WAN, Hongjiang WU, Seungmoo RIM
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Publication number: 20120169965Abstract: The embodiments of present disclosure disclose a prism sheet, a backlight module and a liquid crystal display device thereof. The prism sheet comprises a first sub-prism sheet and a second sub-prism sheet with faces being closely bonded with each other, the first sub-prism sheet having a plurality of protrusions on the surface being bonded with the second sub-prism sheet, and the second sub-prism sheet having recesses on the surface being bonded with the first sub-prism sheet corresponding to the protrusions, wherein the first sub-prism sheet and the second sub-prism sheet are made of materials having different refractive indexes.Type: ApplicationFiled: December 22, 2011Publication date: July 5, 2012Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD, BOE TECHNOLOGY GROUP CO., LTD.Inventors: Rong TANG, Bin ZOU, Dan WANG, Xibin SHAO