Patents Assigned to Display Technologies
-
Publication number: 20140061989Abstract: The embodiments of the present invention disclose a module assembling device, comprising: a carrying platform for bearing a backlight module; a picking unit for picking and releasing a liquid crystal module; and either one or two selected from the group comprising a carrying platform movement mechanism for moving the carrying platform and a picking unit movement mechanism for moving the picking unit.Type: ApplicationFiled: August 7, 2013Publication date: March 6, 2014Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Wei Zhang, Xiaoliang Chu
-
Publication number: 20140062990Abstract: The present invention relates to a field of display technique. It is provided a circuit and method for compensating a common voltage and a liquid crystal display apparatus, which have a high accuracy in compensation, may acquire a more stable common voltage, avoid phenomena such as a residual image, the abnormality of displaying gray scales, a crosstalk and the like caused by a shift of the common voltage, and raise the display effect. The method for compensating the common voltage according to the embodiments of the present invention comprises: comparing a feedback voltage with a reference common voltage output from a common voltage generation circuit and outputting a compared result; generating a compensation control signal according to the compared result; and compensating the common voltage according to the compensation control signal. The common voltage compensation circuit comprises: a comparison unit, a logic unit and a compensation unit.Type: ApplicationFiled: August 30, 2013Publication date: March 6, 2014Applicants: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventor: Chunbing ZHANG
-
Publication number: 20140053700Abstract: A cutting device comprising: a protective cover (2); a glass-loading inlet (19) located at a first side of the protective cover (2); a main-frame spindle (11) located at a second side of the protective cover (2) and extending toward the inner of the protective cover (2), the second side being provided opposite to the first side; and a cutting member (12) provided on the main-frame spindle (11). Such a cutting device can achieve quick cutting upon glass within a clean space.Type: ApplicationFiled: January 9, 2013Publication date: February 27, 2014Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Shoukun Wang, Xiaowei Liu, Zhaohui Hao, Liang Sun
-
Publication number: 20140055985Abstract: A diffuser plate, comprising: a substrate (4), wherein an upper surface of the substrate (4) comprises at least a first concave surface (42), a lower surface of the substrate (4) comprises at least a second concave surface (41); a first base layer (5) disposed on the upper surface of the substrate (4); a first scattering particle film layer (6) disposed on an upper surface of the first base layer (5); a second base layer (3) disposed on the lower surface of the substrate (4); and a second scattering particle film layer (2) disposed on a lower surface of the second base layer (3).Type: ApplicationFiled: November 30, 2012Publication date: February 27, 2014Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventor: Minghui Zhang
-
Publication number: 20140054282Abstract: According to embodiments of present invention, a baseplate supporting pin is provided, which comprises: a pin body; a heating device embedded into the pin body; and a first control unit electrically connected to the heating device for controlling the heating device. Furthermore, according to embodiments of present invention, a baseplate supporting device is provided, which comprises: a baseplate support member; and a baseplate supporting pin, provided to ascend or descend through an opening formed in the baseplate supporting plate so as to support the baseplate thereon or place the baseplate on the baseplate support member, wherein the baseplate supporting pin comprises: a pin body; a heating device built in the pin body; and a first control unit electrically connected to the heating device for controlling the heating device. The baseplate supporting pin and the baseplate supporting device facilitate eliminating adverse effect caused by uneven heating of the baseplate.Type: ApplicationFiled: March 19, 2013Publication date: February 27, 2014Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shoukun Wang, Liang Sun
-
Publication number: 20140054703Abstract: Embodiments of the invention provide an array substrate comprising a plurality of pixel units, each of the pixel units including a first display electrode, a second display electrode and an insulating portion, wherein, the insulating portion comprises a plurality of first via holes; the first display electrode is disposed at a surface of the insulating portion, and the second display electrode is disposed at bottom surfaces of the first via holes. Embodiments of the invention further provide a method for manufacturing the array substrate.Type: ApplicationFiled: August 26, 2013Publication date: February 27, 2014Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Bin FENG, Hongtao LIN, Zhangtao WANG, Xibin SHAO
-
Publication number: 20140055723Abstract: Embodiments of the present invention disclose a color filter substrate, an array substrate, a liquid crystal display apparatus, a manufacturing method of the color filter substrate and a manufacturing method of the array substrate. The color filter substrate comprises a first substrate, a color filter layer, a planarization layer and a first alignment layer. The color filter substrate further comprises a first polarizing film provided between the first base substrate and the planarization layer.Type: ApplicationFiled: August 13, 2013Publication date: February 27, 2014Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yufan Du, Yongzhi Song, Guojing Ma
-
Publication number: 20140049778Abstract: A detect device and a detect method for transmittivity spectrum of the light guiding plate are provided. The detect device comprises a mixing cavity unit for providing a linear light source with continuous spectrum to a light guiding plate to be detected; a light guiding plate placing unit located at a side of the mixing cavity unit, on which the light guiding plate to be detected is disposed to receive light from the mixing cavity unit; and a detecting lens disposed above the light guiding plate placing unit for detect the spectrum.Type: ApplicationFiled: July 29, 2013Publication date: February 20, 2014Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Kun Lu, Kai Yan, Hetao Wang, Zhi Li, Zhanchang Bu
-
Patent number: 8653744Abstract: 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: GrantFiled: March 29, 2012Date of Patent: February 18, 2014Assignees: Boe Technology Group Co., Ltd., Beijing Boe Display Technology Co., Ltd.Inventors: Liang Zhang, Dan Wang, Weihai Li, Shuai Hou, Xingji Wu
-
Patent number: 8648334Abstract: A method of manufacturing an organic light emissive device comprising: depositing an organic light emissive layer over an anode and depositing a cathode over the organic light emissive layer, wherein the cathode comprises a trilayer structure formed by: depositing a first layer comprising an electron injecting material; depositing a second layer over the first layer, the second layer comprising a metallic material having a workfunction greater than 3.5 eV; and depositing a third layer over the second layer, the third layer comprising a metallic material having a workfunction greater than 3.5 eV.Type: GrantFiled: March 31, 2009Date of Patent: February 11, 2014Assignees: Cambridge Display Technology Limited, Sumitomo Chemical Co., Ltd.Inventors: Daniel Alan Forsythe, Simon King, Matthew Roberts
-
Publication number: 20140039148Abstract: A polymer, for use in an organic light emitting device, comprises asymmetrically substituted repeat units of formula (I (a)): wherein R7 represents a substituent bound to the 9-carbon atom of the fluorene ring through a non-aromatic carbon atom, R8, R9 and R11 independently in each occurrence represent H or a substituent with the proviso that at least one R8 is not H; R10 independently in each occurrence is a substituent; and t in each occurrence is independently 0, 1, 2 or 3. R7 is preferably a linear alkyl substituted with one or more groups —(Ar6)w, wherein each Ar6 independently represents an optionally substituted aryl or heteroaryl group, and w is at least 1, for example 1, 2 or 3.Type: ApplicationFiled: January 26, 2012Publication date: February 6, 2014Applicants: Sumitomo Chemical Company Limited, Cambridge Display Technology, Ltd.Inventor: Jonathan Pillow
-
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
-
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
-
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
-
Patent number: 8642379Abstract: A method of making a top-gate organic thin film transistor, comprising forming source and drain contacts on a substrate; oxidizing portions of the source and drain contacts; depositing an organic semiconductor layer to form a bridge between the oxidized portions of the source and drain contacts; depositing a gate insulating layer over the organic semiconductor layer; and forming a gate electrode over the gate insulating layer.Type: GrantFiled: April 3, 2008Date of Patent: February 4, 2014Assignees: Cambridge Display Technology Limited, Panasonic CorporationInventors: Sadayoshi Hotta, Jeremy Henley Burroughes, Gregory Lewis Whiting
-
Publication number: 20140028808Abstract: A dual-view image display device and a dual-view image display method used for the same are provided. The dual-view image display device includes a signal input module, a video processing module, a dual-view processing module and a display module, and the video processing module includes a nonlinear processing module. The dual-view image display method includes: inputting a video signal having a frame image that is split into two first images, processing the video signal to obtain the two first images, horizontally or vertically splitting each of the two first images into areas, nonlinearly enlarging each of the areas, and interpolating pixels to each of the enlarged areas to obtain two fullscreen second images. The invention uses the nonlinear enlargement to allow the enlarged images generated during the dual-view image display to be robust to distortion, resulting in better image quality.Type: ApplicationFiled: March 13, 2013Publication date: January 30, 2014Applicant: TPV Display Technology (Xiamen) Co., Ltd.Inventor: Ming-Zhao Rui
-
Publication number: 20140022762Abstract: A backlight module includes: a light diffusion unit including a diffusing plate and a plurality of light diffusion elements formed on the diffusing plate, each of the light diffusion elements having a first diffusion pattern which has a first light-permeable region and a first light-blocking region, and a second diffusion pattern which surrounds the first diffusion pattern and which has a continuous second light-permeable region and a plurality of second light-blocking regions distributed in the continuous light-permeable region; and a light source disposed adjacent to the light diffusion unit and emitting light beams to the light diffusion unit.Type: ApplicationFiled: March 18, 2013Publication date: January 23, 2014Applicant: TPV DISPLAY TECHNOLOGY (XIAMEN) CO., LTD.Inventors: Jun-Yi ZHENG, Wei LIN, Po-Iem LIN
-
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
-
Patent number: 8617724Abstract: A polymer compound that, when used for fabrication of a light emitting device, results in an excellent luminance lifetime for the obtained light emitting device. A polymer compound comprising a constitutional unit represented by formula (1). (In the formula, R1 and R2 each independently represent an unsubstituted alkyl group. R3 and R4 each independently represent a group other than an unsubstituted alkyl group. R5 and R6 each independently represent an unsubstituted or substituted alkyl, unsubstituted or substituted alkoxy or unsubstituted or substituted aryl group. The letters a and b each independently represent an integer of 0-4. The letters c and d each independently represent an integer of 0-3. When multiple R3, R4, R5 and R6 groups are present, they may be the same or different.Type: GrantFiled: January 28, 2011Date of Patent: December 31, 2013Assignees: Sumitomo Chemical Company, Limited, Cambridge Display Technology LimitedInventors: Daisuke Fukushima, Kazuei Ohuchi, Brian Tierney, Natasha Conway, Mary McKiernan
-
Patent number: 8614011Abstract: An electroluminescent material comprises the following structural unit: where X is selected from a group consisting of NR, O, S, SO, SO2, CR2, PR, POR, BR, SiR2; where R is a substituent group and Ar1 and Ar2 comprise aromatic rings; and, wherein Ar1 or Ar2 is fused to a further aryl system Ar3. An optical device comprises a first electrode for injection of positive charge carriers, a second electrode for injection of negative charge carriers and a layer located between the first and second electrode comprising the electroluminescent material.Type: GrantFiled: July 23, 2009Date of Patent: December 24, 2013Assignees: Cambridge Display Technology Limited, Sumitomo Chemical Co., Ltd.Inventors: Annette Steudel, Thomas Pounds