Patents Assigned to Display Technologies
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Patent number: 8399605Abstract: A semiconductive polymer comprising a first repeat unit in the polymer backbone comprising general formula 1: where a=1 or 2; b=0 or 1; and c=0, 1 or 2, provided that when c=0 then b=0; Ar1, Ar2, Ar3, Ar4, Ar5, and Ar6 each independently represent an aryl or heteroaryl ring or a fused derivative thereof; characterized in that at least one of Ar1, Ar2, Ar4, and Ar5 is non-conjugating; and provided that (a) when a=1, Ar1 is not linked to Ar2 by a direct bond, (b) when b=1 and c=1, Ar4 is not linked to Ar5 by a direct bond, (c) when b=0 and c=1, Ar2 is not linked to Ar5 by a direct bond, (d) when a=2, the Ar1 groups are not linked by a single bond, and (e) when c=2, the Ar5 groups are not linked by a single bond.Type: GrantFiled: December 18, 2006Date of Patent: March 19, 2013Assignees: Cambridge Display Technology Limited, CDT Oxford LimitedInventors: Annette Steudel, Nalinkumar Lallubhai Patel, Jonathan Pillow, Mary McKiernan, Sophie Heidenhain, Natasha Conway
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Patent number: 8394665Abstract: A method of manufacturing an organic thin film transistor, the method comprising: depositing a source and drain electrode; forming a thin self-assembled layer of material on the source and drain electrodes, the thin self-assembled layer of material comprising a dopant moiety for chemically doping an organic semi-conductive material by accepting or donating charge and a separate attachment moiety bonded to the dopant moiety and selectively bonded to the source and drain electrodes; and depositing a solution comprising a solvent and an organic semi-conductive material in a channel region between the source and drain electrode.Type: GrantFiled: June 13, 2008Date of Patent: March 12, 2013Assignees: Cambridge Display Technology Limited, Panasonic CorporationInventors: Sadayoshi Hotta, Jonathan Halls, Gregory Whiting
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Patent number: 8387806Abstract: A product display shelf comprising a bottom surface, a rear surface and at least one compliant member is disclosed. The bottom surface is configured to support at least one product thereon. The rear surface extends upwardly from the bottom surface. The at least one compliant member is disposed in mechanical cooperation with the rear surface and is configured to substantially prevent the product supported by the bottom surface from movement relative to the bottom surface upon movement of the product display shelf.Type: GrantFiled: June 4, 2012Date of Patent: March 5, 2013Assignee: Display TechnologiesInventor: Raymond Schneider
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Publication number: 20130049578Abstract: An organic electroluminescent device having a plurality of pixels, the device comprising: an anode formed on a substrate; an organic electroluminescent layer formed on the anode in each well of a well-defining layer to form the plurality of pixels; a cathode layer on the electroluminescent layer and a layer of metal on the top surface of the well-defining layer; wherein a conductive layer is deposited over the cathode layer and the metal layer to electrically connect the cathode layer on the electroluminescent layer with the metal layer on the top surface of the well-defining layer.Type: ApplicationFiled: March 23, 2011Publication date: February 28, 2013Applicant: CAMBRIDGE DISPLAY TECHNOLOGY LIMITEDInventors: Jeremy Burroughes, Richard Wilson
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Patent number: 8384976Abstract: The invention relates to a display device (1) based on the use of fluids for visualizing information. In order to ensure simple exchangeability of fluids, the invention provides a central fluid reservoir (6) in combination with a fluid display device (1) of any desired design. For this purpose, the central fluid reservoir (6) is coupled to the fluid display elements, which can be refilled with the colored fluid.Type: GrantFiled: August 6, 2009Date of Patent: February 26, 2013Assignee: Advanced Display Technology AGInventors: Andriy Bitman, Juergen Rawert
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Patent number: 8361636Abstract: A luminescent polymer comprising a triarylene repeat unit which comprises a triarylene of general formula (I) which is substituted or unsubstituted and an arylene repeat unit -[-Ar-]- that is different from the triarylene repeat unit wherein X, Y, and Z are each independently O, S, CR2, SiR2 or NR and each R is independently alkyl, aryl or H.Type: GrantFiled: October 15, 2007Date of Patent: January 29, 2013Assignee: Cambridge Display Technology LimitedInventors: Carl Towns, Richard O'Dell
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Publication number: 20130010194Abstract: In a method for displaying a boot image on a television-integrated computer that includes a display module, a television (TV) module, and a computer module operable to generate a computer video signal, the TV-integrated computer first determines whether initialization of the TV module has been completed. When initialization has not yet been completed, the computer module allows the display module to display a computer image according to the computer video signal. Otherwise, the computer module outputs the computer video signal to the TV module, and the TV module outputs a display signal according to the computer video signal to the display module to allow the display module to display the computer image according to the display signal.Type: ApplicationFiled: April 24, 2012Publication date: January 10, 2013Applicant: TPV DISPLAY TECHNOLOGY (XIAMEN) CO., LTD.Inventors: Ming-Zhao Rui, Tai-Qing Zhang, Wen-Hai Han
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Publication number: 20130001594Abstract: A method of making an electronic device comprising a double bank well-defining structure, which method comprises: providing an electronic substrate; depositing a first insulating material on the substrate to form a first insulating layer; depositing a second insulating material on the first insulating layer to form a second insulating layer; removing a portion of the second insulating layer to expose a portion of the first insulating layer and form a second well-defining bank; depositing a resist on the second insulating layer and on a portion of the exposed first insulating layer; removing the portion of the first insulating layer not covered by the resist, to expose a portion of the electronic substrate and form a first well-defining bank within the second well-defining bank; and removing the resist. The method can provide devices with reduced leakage currents.Type: ApplicationFiled: December 6, 2010Publication date: January 3, 2013Applicant: CAMBRIDGE DISPLAY TECHNOLOGY LIMITEDInventors: Mark Crankshaw, Mark Dowling, Daniel Forsythe, Simon Goddard, Gary Williams, Ilaria Grizzi, Angela McConnell
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Publication number: 20120326600Abstract: A display device comprising: a light switching unit comprising an array of pixels each operable to vary the transmission of light therethrough; and a backlight comprising a first series of regions of organic light-emissive material having a first emission colour and a second series of regions of organic light-emissive material having a second emission colour, each region of organic material being located so as to lie behind a plurality of pixels of the array in the viewing direction for backlighting those pixels; and at least one of the regions of organic light-emissive material being formed by a process of ink-jet deposition.Type: ApplicationFiled: June 18, 2012Publication date: December 27, 2012Applicant: CAMBRIDGE DISPLAY TECHNOLOGY LTD.Inventors: Stephen Karl Heeks, Julian Charles Carter
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Publication number: 20120326140Abstract: It is an object of the invention to provide a polymer compound that, when used in a light-emitting device, results in excellent luminance life for the obtained light-emitting device. The invention provides a polymer compound comprising a constitutional unit represented by formula (1). [In formula (1), R1A, R1B, R2A, R2B represent an unsubstituted alkyl group, R3 and R4 represented an unsubstituted or substituted alkyl group, an unsubstituted or substituted alkoxy group, an unsubstituted or substituted aryl group, an unsubstituted or substituted aryloxy group, an unsubstituted or substituted heterocyclic group, an unsubstituted or substituted silyl group, a halogen atom, an alkoxycarbonyl group, a carboxyl or a cyano group, and R5 and R6 represent an unsubstituted or substituted alkyl group, an unsubstituted or substituted alkoxy group or an unsubstituted or substituted aryl group. The letters a, b, c and d each represent an integer of 0 to 3.Type: ApplicationFiled: January 28, 2011Publication date: December 27, 2012Applicants: CAMBRIDGE DISPLAY TECHNOLOGY LIMITED, SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Daisuke Fukushima, Brian Tierney, Natasha Conway, Mary Mckiernan
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Publication number: 20120320042Abstract: The invention provides a system and method that allows for the calibration of color and intensity in a display system in a manner that is practical for the user, and handling obscuring factors, giving the user the ability to make intelligent trade-offs, and making it possible to quickly and efficiently re-compute a correction. More generally, correction and adjustment of intensity and color non-uniformities, and using optical sensor feedback to detect and correct for those changes is contemplated. This includes, but is not limited to, showing very bright images and very dark images. This invention further provides methods for making a practical system for the user, including a method of calculating corrections, dealing with obscuring factors that can affect the calculation process, providing information to allow users to make decisions on how to make trade-offs on the quality factors of the display, and allowing fast re-calculation of intensity corrections when re-calibrating.Type: ApplicationFiled: June 14, 2012Publication date: December 20, 2012Applicant: SCALABLE DISPLAY TECHNOLOGIES, INC.Inventors: Paul E. Green, Rajeev J. Surati, Kevin Amaratunga, Samson J. Timoner
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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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Patent number: 8319719Abstract: A liquid crystal display device comprising a liquid crystal display panel 21 having pixels each disposed on an intersection between plural scan lines and plural signal lines, a flexible wiring substrate having mounted thereon a drive IC 24 electrical connected to the liquid crystal display panel 21 for supplying video signals via video signal lines, to one video signal line of which N number of the signal lines are allocated, wherein N is an integer of two or more, an analog switch circuit switch-connected to a signal line selected from the N number of the signal lines in each of the video signal lines, and the control lines 26 formed across a region in which the drive IC 24 has been mounted on the flexible wiring substrate 23 and drawn from a center of the flexible wiring substrate 23 onto the liquid crystal display panel 21 for supplying at least a power source for driving the analog switch circuit or a control signal.Type: GrantFiled: February 13, 2009Date of Patent: November 27, 2012Assignee: Toshiba Matsushita Display Technology Co., Ltd.Inventors: Tomohiro Matsumoto, Takayoshi Tsukamoto
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Publication number: 20120292659Abstract: An organic optoelectronic device, such as an organic light emitting device, includes an anode, a cathode and an active organic layer between the anode and the cathode. The cathode includes a layer including a strontium compound, a first conductive layer over the layer including a strontium compound, and a second conductive layer over the first conductive layer, and provides a stable device.Type: ApplicationFiled: November 10, 2010Publication date: November 22, 2012Applicant: CAMBRIDGE DISPLAY TECHNOLOGY LIMITEDInventor: Adam Strevens
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Patent number: 8314756Abstract: This invention relates to pixel driver circuits for active matrix optoelectronic devices, in particular OLED (organic light emitting diodes) displays. We describe an active matrix optoelectronic device having a plurality of active matrix pixels each said pixel including a pixel circuit comprising a thin film transistor (TFT) for driving the pixel and a pixel capacitor for storing a pixel value, wherein said TFT comprises a TFT with a floating gate.Type: GrantFiled: October 29, 2008Date of Patent: November 20, 2012Assignee: Cambridge Display Technology LimitedInventors: Aleksandra Rankov, Euan C. Smith
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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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Patent number: 8308987Abstract: A conductive composition for use in an organic light-emitting device comprising: a polycation having a conjugated backbone; a polyanion to balance the charge on the polycation; and a semiconductive hole transport polymer containing side groups pendant from the polymer backbone, each side group comprising one or more groups XY, where XY represents a group with a high dissociation constant such that it is ionized completely.Type: GrantFiled: July 14, 2006Date of Patent: November 13, 2012Assignees: Cambridge Display Technology Limited, CDT Oxford LimitedInventors: Mary J. McKiernan, Jeremy Burroughes, Annette Steudel
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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