Patents Issued in September 17, 2019
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Patent number: 10416474Abstract: The invention is directed to non-corrective unitary lens eyeglasses and safety helmets including a one-piece shield and a method for making such a one-piece shield. The method is for designing a one-piece shield for non-corrective unitary lens eyeglasses or a safety helmet, whereby the shield has a front and a back surface, and is computer-implemented with the steps: providing a front surface geometry of the shield; providing a local relationship of the front surface geometry with respect to a center of rotation of a wearer's eye; and, calculating a portion of a back surface geometry attributed to the wearer's eye by establishing non-zero minus power and minimizing prism. The portion of the back surface geometry is a freeform surface geometry.Type: GrantFiled: April 2, 2018Date of Patent: September 17, 2019Assignee: Carl Zeiss Vision International GmbHInventor: Ray Steven Spratt
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Patent number: 10416475Abstract: The invention is directed to non-corrective unitary lens eyeglasses and safety helmets including a one-piece shield and a method for making such a one-piece shield. The method is for designing a one-piece shield for non-corrective unitary lens eyeglasses or a safety helmet, whereby the shield has a front and a back surface, and is computer-implemented with the steps: providing a front surface geometry of the shield; providing a local relationship of the front surface geometry with respect to a center of rotation of a wearer's eye; and, calculating a portion of a back surface geometry attributed to the wearer's eye by establishing non-zero minus power and minimizing prism. The portion of the back surface geometry is a freeform surface geometry.Type: GrantFiled: October 4, 2018Date of Patent: September 17, 2019Assignee: Carl Zeiss Vision International GmbHInventor: Ray Steven Spratt
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Patent number: 10416476Abstract: A contact lens product includes a multifocal contact lens and a buffer solution. The multifocal contact lens includes a central region and at least one annular region. The annular region concentrically surrounds the central region. A diopter of the annular region is different from a diopter of the central region. The multifocal contact lens is immersed in the buffer solution, and the buffer solution includes a cycloplegic agent.Type: GrantFiled: August 30, 2016Date of Patent: September 17, 2019Assignee: LARGAN MEDICAL CO., LTD.Inventors: En-Ping Lin, Wei-Yuan Chen, Chun-Hung Teng
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Patent number: 10416477Abstract: Techniques and mechanisms for determining an amount of accommodation for an ophthalmic system are described. In an embodiment, the ophthalmic system includes a first circuit and a second circuit, each comprising a respective photodiode. The second circuit is configured to provide a light response profile that is more linear than a light response profile provided by the first circuit. Light sensing by the first circuit results in generation of a first signal indicating a level of ambient light in a surrounding environment. Other light sensing by the second circuit results in a second signal being generated. An amount of accommodation is determined based at least in part on the second signal.Type: GrantFiled: February 7, 2018Date of Patent: September 17, 2019Assignee: Verily Life Sciences LLCInventors: Robert F. Wiser, Jennifer Han, Brian Otis, Nathan Pletcher
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Patent number: 10416478Abstract: A device for controlling a lens for adjustable vision correction is provided. The device, e.g., a smartphone, comprises circuits to determine if a user of the device is gazing at the device, and, if the user is gazing at the device, to determine a distance between the eye and the device, and to control the lens to adjust its focal length based on the determined distance. Thereby, the lens is adjusted only if required, i.e., if the user is gazing at the device. The circuits may be suitable for correcting presbyopia if the user is gazing at a device located at close distance, and alleviate the need for the user to actively operate a switch or move her head for adjusting the focal length of her lenses.Type: GrantFiled: February 12, 2018Date of Patent: September 17, 2019Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Till Burkert, Julian Charles Nolan, Matthew John Lawrenson, Lars Andersson
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Patent number: 10416479Abstract: The present disclosure relates to a head mountable apparatus including two rims, where an inner top portion of each rim comprises a rim cavity, where each rim cavity comprises a first section and a second section, where a depth of the first section extends from an edge of the respective rim cavity to a first depth, where a depth of the second section extends from the first depth to a bottom of the respective rim cavity, where the first section is operable to secure a lens, and where the second section is part of a wire channel that is operable to secure one or more wires; and a nose bridge connecting the two rims, where a back of the nose bridge comprises a bridge cavity that connects between the second section of each rim cavity, and where the bridge cavity is part of the wire channel.Type: GrantFiled: November 20, 2017Date of Patent: September 17, 2019Assignee: Google LLCInventors: Peter Cazalet, Livius Chebeleu, Michael Kubba
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Patent number: 10416480Abstract: A display has a screen which incorporates a light modulator. The screen may be a front projection screen or a rear-projection screen. The screen is illuminated with light from a light source comprising an array of controllable light-emitters. The controllable-emitters and elements of the light modulator may be controlled to adjust the intensity of light emanating from corresponding areas on the screen. The display may provide a high dynamic range.Type: GrantFiled: January 19, 2016Date of Patent: September 17, 2019Assignee: Dolby Laboratories Licensing CorporationInventors: Lorne A. Whitehead, Gregory John Ward, Wolfgang Stuerzlinger, Helge Seetzen, Don Graham
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Patent number: 10416481Abstract: The performances of a semiconductor device are improved. The semiconductor device includes an insulation layer, an optical waveguide part formed over the insulation layer, and including a p type semiconductor region and an n type semiconductor region formed therein, and an interlayer insulation film formed over the insulation layer in such a manner as to cover the optical waveguide part. At the first portion of the optical waveguide part, in a cross sectional view perpendicular to the direction of extension of the optical waveguide part, the n type semiconductor region is arranged at the central part of the optical waveguide part, and the p type semiconductor region is arranged in such a manner as to surround the entire circumference of the n type semiconductor region.Type: GrantFiled: November 6, 2018Date of Patent: September 17, 2019Assignee: RENESAS ELECTRONICS CORPORATIONInventors: Tohru Kawai, Shinichi Watanuki, Yasutaka Nakashiba
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Patent number: 10416482Abstract: A display brightness adjustment method is provided and includes: deriving a setting color temperature of a displayed image and confirming a proportion of red light, a proportion of green light and a proportion of blue light in the displayed image according to the setting color temperature of the displayed image; setting a red-light transmittance of a red photoresist, a green-light transmittance of a green photoresist and a blue-light transmittance of a blue photoresist; configuring an aperture ratio of a red sub-pixel unit, an aperture ratio of a green sub-pixel unit and an aperture ratio of a blue sub-pixel unit.Type: GrantFiled: August 19, 2016Date of Patent: September 17, 2019Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Dejiun Li, Haibo Peng
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Patent number: 10416483Abstract: This disclosure provides a test circuit for a display panel and a display device. The test circuit for the display panel comprises one or more shorting bars, a plurality of signal lines, and a switch circuit connected with the shorting bars and the signal lines. The switch circuit establishes a connection between the signal lines and a corresponding shorting bar when the display panel is tested, and the switch circuit cuts off the connection between the signal lines and the corresponding shorting bar when the display panel is not tested.Type: GrantFiled: September 11, 2017Date of Patent: September 17, 2019Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Xiaowen Lv
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Patent number: 10416484Abstract: In a liquid crystal display device, an auxiliary capacitance wiring driver changes a potential of an auxiliary capacitance wiring so that a dielectric torque of liquid crystal molecules of a pixel (PXj) to which a minimum voltage corresponding to a backlight is written becomes larger while the backlight is turned off, and a scanning signal line driver drives a scanning signal line so that image data is written to the pixel in a state in which the potential of the auxiliary capacitance wiring is changed so that the dielectric torque of the liquid crystal molecules of the pixel becomes larger.Type: GrantFiled: September 29, 2018Date of Patent: September 17, 2019Assignee: SHARP KABUSHIKI KAISHAInventor: Masahiro Imai
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Patent number: 10416485Abstract: According to one embodiment, a display device includes a first substrate including a first resin substrate having a first thermal expansion coefficient, and a first barrier layer having a second thermal expansion coefficient which is lower than the first thermal expansion coefficient, a second substrate including a second resin substrate having a third thermal expansion coefficient which is equal to the first thermal expansion coefficient, and a second barrier layer having a fourth thermal expansion coefficient which is lower than the third thermal expansion coefficient and is equal to the first thermal expansion coefficient, and a display element located between the first resin substrate and the second resin substrate.Type: GrantFiled: November 30, 2017Date of Patent: September 17, 2019Assignee: Japan Display Inc.Inventors: Arichika Ishida, Yasushi Kawata
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Patent number: 10416486Abstract: A backlight module and display device is disclosed. The backlight module includes a light-shielding adhesive, a plastic frame, a reflective sheet, a light guide plate and an optical film. Wherein the reflective sheet, the light guide plate and the optical film are sequentially stacked, the plastic frame surrounds the reflective sheet, the light guide plate and the optical film; the light-shielding adhesive includes a first section and a second section connected with the first section, the first section is a double-sided adhesive, and the second section is a single-side adhesive, the first section is adhered to the plastic frame and the reflective sheet; one portion of the second section is adhered to an end surface of the plastic frame, the other portion of the second section is extended out from the backlight module. Accordingly, the present invention can realize a narrow-frame backlight module.Type: GrantFiled: June 29, 2018Date of Patent: September 17, 2019Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Yan Cheng, Gege Zhou
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Patent number: 10416487Abstract: According to one embodiment, an illumination device includes a light guide, a light source device and an optical sheet. The light guide has an emission surface and side surfaces which intersect the emission surface, and at least one side surface is located inside a display area. The light source device emits light to the light guide. The optical sheet is provided on the emission surface and is opposed to the display area. The optical sheet has an edge portion which covers an area between the one side surface and an edge of the display area, and a transmittance adjustment area which is provided in the edge portion and reduces a transmittance of the edge portion.Type: GrantFiled: July 13, 2018Date of Patent: September 17, 2019Assignee: Japan Display Inc.Inventors: Taketoshi Masamoto, Kosuke Matsubara
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Patent number: 10416488Abstract: A liquid crystal display includes: a first substrate and a second substrate arranged to face each other; a liquid crystal layer provided between the first substrate and the second substrate and having a vertical alignment (VA) mode; a first electrode provided on the first substrate and extending in a first direction; a first pixel electrode and a second pixel electrode which are provided in one pixel region and above the first electrode, with an insulating layer interposed, and which are arrayed in the first direction; a first contact member which connects the first electrode and the first pixel electrode to each other; a second contact member which connects the first electrode and the second pixel electrode to each other; and a common electrode provided on the second substrate.Type: GrantFiled: October 26, 2017Date of Patent: September 17, 2019Assignee: TOPPAN PRINTING CO., LTD.Inventors: Norihiro Arai, Hiromitsu Ishii, Ryota Mizusako, Kunpei Kobayashi
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Patent number: 10416489Abstract: A polymer dispersed liquid crystal film for vehicles includes an electrode unit, a first electrode provided on the electrode unit, a polymer layer provided between the electrode unit and the first electrode, and a plurality of liquid crystal molecules dispersed in the polymer layer. The electrode unit includes a resin layer and a mesh-type second electrode inserted into the resin layer. The upper surface of the second electrode is exposed to the outside of the resin layer.Type: GrantFiled: December 28, 2017Date of Patent: September 17, 2019Assignees: Hyundai Motor Company, Kia Motors Corporation, LIVICONInventors: Moon Jung Eo, Hee Young Yun
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Patent number: 10416490Abstract: A curved display comprises a first substrate 100 and a second substrate 200 that are disposed opposite to each other and both curved along the first direction. The first substrate includes data lines 11 and gate lines 12. The second substrate includes light transmission parts 202 and a light shielding part 203. The light shielding part includes first light shielding portions 203b extending in the first direction and second light shielding portions 203a extending in a second direction. The second light shielding portions include a central light shielding portion a5, a first end light shielding portion al disposed on one end side in the first direction, and a middle light shielding portion disposed therebetween. A width in the first direction of the middle light shielding portion is greater than or equal to that of the central light shielding portion and the first end light shielding portion.Type: GrantFiled: July 31, 2018Date of Patent: September 17, 2019Assignee: Panasonic Liquid Crystal Display Co., Ltd.Inventors: Masafumi Hirata, Hiroaki Goto, Takeshi Aramaki, Masashi Kuno
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Patent number: 10416491Abstract: An embodiment of the present disclosure provides a panel structure, its manufacturing method and a projection system, which can improve optical efficiency of the projection system and reduce the volume of the projection system. The panel structure includes: a first substrate, a second substrate opposite to the first substrate, and a liquid crystal layer disposed between the first substrate and the second substrate; a reflective electrode at a side of the first substrate facing the second substrate; a transparent beam-splitting film disposed between the reflective electrode and the liquid crystal layer; and a common electrode disposed at a side of the second substrate facing the first substrate.Type: GrantFiled: March 10, 2017Date of Patent: September 17, 2019Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventor: Kang Guo
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Patent number: 10416492Abstract: The present disclosure relates to the technical field of display, and in particular, to a polarizer applicable to a display device. The polarizer comprises a stack which at least includes: a functional layer, capable of affecting a polarization direction of an optical wave and converting wavelength of the optical wave, and a protective layer located at an outermost part of the stack. In this manner, two important functions are integrated into the polarizer, which can not only improve the color gamut and the light utilization rate of the display device, but also ensure that light emitted can have a desired polarization state, thus enhancing the display quality of the display device.Type: GrantFiled: September 18, 2015Date of Patent: September 17, 2019Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Xiaoping Cheng, Yung Jui Lee, Hsiao Hsien Chen
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Patent number: 10416493Abstract: A display device according to one aspect of the present invention includes a first substrate including at least a pixel electrode and a pixel switching circuit portion, a second substrate arranged to face the first substrate, a liquid crystal layer arranged between the first substrate and the second substrate, and configured to modulate light, the light being propagated while reflected between the first substrate and the second substrate, and a reflecting layer arranged over a liquid crystal layer side of the pixel switching circuit portion, partially superimposed with the pixel switching circuit portion, and electrically coupled with the pixel electrode, the reflecting layer having higher reflectance of the light than any members included in the pixel switching circuit portion.Type: GrantFiled: February 24, 2017Date of Patent: September 17, 2019Assignee: Japan Display Inc.Inventors: Manabu Mizuno, Kentaro Okuyama, Hiroshi Inamura, Hideki Kaneko, Hiroki Sugiyama
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Patent number: 10416494Abstract: A blue-phase liquid crystal display module, a blue-phase LCD, and the manufacturing method are disclosed. The blue-phase liquid crystal display module includes an up substrate, a down substrate and blue-phase liquid crystals. The down substrate is opposite to the up substrate, and the blue-phase liquid crystals are arranged between the up substrate and the down substrate. The pixel electrodes and the common electrodes are alternately arranged on the down substrate, and the pixel electrodes and the common electrodes are spaced apart from each other. Electrical fields are formed between the pixel electrodes and the common electrodes to drive the blue-phase liquid crystals. The blue-phase liquid crystal display module may form a plurality of IPS electrical fields such that the driving voltage of the blue-phase liquid crystals may be effectively reduced.Type: GrantFiled: October 27, 2015Date of Patent: September 17, 2019Assignees: Shenzhen China Star Optoelectronics Technology Co., Ltd., Wuhan China Star Optoelectronics Technology Co., Ltd.Inventor: Yuejun Tang
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Patent number: 10416495Abstract: Disclosed are a backlight control method and a liquid crystal display device, where the backlight control method includes generating backlight data of a backlight partition corresponding to an image partition according to grayscale data of each of the image partition in an image to be displayed; generating a PWM backlight control signal for the each of the backlight partition according to a grayscale interval where the backlight data of the each of the backlight partition lies, where current amplitudes of PWM backlight control signals corresponding to backlight data in different grayscale intervals are different; and controlling a backlight source of the each of the backlight partition according to the PWM backlight control signal for the each of the backlight partition.Type: GrantFiled: December 22, 2017Date of Patent: September 17, 2019Assignees: HISENSE ELECTRIC CO., LTD., HISENSE USA CORPORATION, HISENSE INTERNATIONAL CO., LTD.Inventor: Yuxin Zhang
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Patent number: 10416496Abstract: A backlight module and liquid crystal display device are disclosed. The backlight module includes: at least one first light-emitting unit having a first blue light-emitting chip; at least one second light-emitting unit having a second blue light-emitting chip, wherein, an emission peak wavelength of the second blue light-emitting chip is greater than an emission peak wavelength of the first blue light-emitting chip; and a control circuit used for dynamic adjusting a brightness of the first light-emitting unit and the second light-emitting unit according to the blue saturation. The present invention can dynamically adjust the output amount of the blue light according to the blue saturation so that the present invention can selectively decrease the blue light when maintaining the display brightness and chroma.Type: GrantFiled: June 26, 2017Date of Patent: September 17, 2019Assignee: Wuhan China Star Optoelectronics Technology Co., LtdInventors: Yong Yang, Yingbao Yang
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Patent number: 10416497Abstract: According to one embodiment, a liquid crystal display device includes first and second electrodes. A subpixel area includes a first area in which the first electrode is formed, and a second area in which the first electrode is not formed. The first area includes a connective area extending in first directions, and branch areas extending from the connective area. The subpixel areas include a first and second subpixel areas. The first directions intersect with second directions. Each of the branch areas extends from the connective area in the second direction 2A in the first subpixel area, and each of the branch areas extends from the connective area in the second direction 2B in the second subpixel area.Type: GrantFiled: February 8, 2017Date of Patent: September 17, 2019Assignee: Japan Display Inc.Inventor: Toshiharu Matsushima
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Patent number: 10416498Abstract: A spatial light modulator (SLM) configured to reduce a fringe field effect (FFE) is provided. The SLM comprises pixels each having a liquid crystal (LC) on a pixel region. At least one pixel is an optimized pixel. The LC of the optimized pixel has an inhomogeneous distribution of pretilt angle or anchoring energy over the pixel region. The inhomogeneous distribution is selected to oppose the FFE. In one embodiment, the optimized pixel is partitioned into an outer region and an interior region. The outer region is an area between the optimized-pixel boundary and a pre-determined distance inwardly therefrom. The inhomogeneous distribution has one value of the pretilt angle or anchoring energy over the outer region and another value over the interior region. In another embodiment, a polymer stabilized network with an inhomogeneous polymerization degree over the pixel region is used to configure the LC layer to oppose the FFE.Type: GrantFiled: December 13, 2016Date of Patent: September 17, 2019Assignee: Hong Kong Applied Science and Technology Research Institute Company LimitedInventor: Cheng-Hsing Liao
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Patent number: 10416499Abstract: A backlight module, which includes: a backplane; a reflector sheet, a light guide plate, and an optical diaphragm group, which are sequentially stacked on the backplane; and multiple connectors disposed at a border of the backlight module, wherein the connector having a space block and an upper connection portion connected to an upper surface of the spacer block, the spacer block is disposed between the backplane and the reflector sheet, the upper connection portion is relatively fixed simultaneously to the reflector sheet, the light guide plate, and the optical diaphragm group. A display device is also disclosed.Type: GrantFiled: September 15, 2015Date of Patent: September 17, 2019Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Gang Yu, Dehua Li
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Patent number: 10416500Abstract: A display device includes a lower display panel, an upper display panel facing the lower display panel, a metal oxide layer surrounding outermost surfaces of the upper display panel and the lower display panel, and a barrier layer surrounding the metal oxide layer. The barrier layer includes a self-assembled monolayer.Type: GrantFiled: October 18, 2016Date of Patent: September 17, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Woo Yong Sung, A Ram Lee, Tae Woon Cha, Sang Youn Han
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Patent number: 10416501Abstract: A display device and a manufacturing method of a display device are provided. The display device comprises: an optically functional layer including a wavelength conversion material; a display panel disposed on the optically functional layer and having at least one side which protrudes outward from an edge of the optically functional layer; and a sealing member surrounding a side surface of the optically functional layer and disposed such that at least a portion of the sealing member is in contact with a lower surface of the protruding portion of the display panel, wherein the sealing member includes a light shielding material that substantially blocks visible light.Type: GrantFiled: May 17, 2018Date of Patent: September 17, 2019Assignee: Samsung Display Co., Ltd.Inventors: Jin Soo Shin, Jun Hee Son, Wee Joon Jeong, Seong Yong Hwang
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Patent number: 10416502Abstract: Disclosed is a display device having a thin film transistor substrate, which may prevent afterimage and flicker defects by reducing the non-uniformity of an electric field. In the thin film transistor substrate, a pixel electrode includes a transparent edge electrode and a transparent inner electrode, which are spaced apart from each other with a first slit having a first width interposed therebetween, and a common electrode is exposed from the other-side end of the transparent edge electrode by a second width, which is smaller than the first width, in the width direction of a data line. As such, an inner area and an edge area in each sub pixel have uniform electric field distribution.Type: GrantFiled: December 8, 2016Date of Patent: September 17, 2019Assignee: LG DISPLAY CO., LTD.Inventors: Do-Yeon Kim, Byung-Sam Min, Jong-Hyun Kim
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Patent number: 10416503Abstract: A blue phase liquid crystal display module and device, and a method for manufacturing the same are disclosed. The module includes an upper substrate, a lower substrate disposed oppositely, multiple blue phase liquid crystal molecules disposed between the upper substrate and the lower substrate, multiple upper common electrodes disposed in parallel and spaced at intervals on the upper substrate, multiple lower common electrodes disposed in parallel and spaced at intervals on the lower substrate, wherein the lower common electrodes are staggered with the upper common electrodes, and a pixel electrode disposed on the lower substrate, wherein, the pixel electrode is a hollow concave-convex structure, the pixel electrode has alternating projections and depressions such that multiple oblique electric fields are generated among the pixel electrode, the upper common electrodes and the lower common electrodes in order to drive the blue phase liquid crystal molecules.Type: GrantFiled: April 3, 2018Date of Patent: September 17, 2019Assignee: Wuhan China Star Optoelectronics Technology Co., LtdInventors: Yuejun Tang, Hongqing Cui, De-Jiun Li, Haiyan Sun, Dandan Liu
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Patent number: 10416504Abstract: The liquid crystal display device includes a first substrate, a second substrate, and a liquid crystal layer between the first substrate and the second substrate. The first substrate includes a transistor including an oxide semiconductor film including a channel formation region; a pixel electrode electrically connected to the transistor; an insulating layer in contact with the pixel electrode; and a first common electrode in contact with the insulating layer. The second substrate faces the first substrate and includes a second common electrode. A negative liquid crystal material is used for the liquid crystal layer. The specific resistivity of the liquid crystal material is greater than or equal to 1.0×1013 ?·cm and less than or equal to 1.0×1016 ?·cm.Type: GrantFiled: May 15, 2014Date of Patent: September 17, 2019Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Ryo Hatsumi, Shuji Fukai, Daisuke Kubota
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Patent number: 10416505Abstract: A pixel structure is arranged on an array substrate and controlled by one or two TFTs. The pixel structure includes a plurality of raised structures, a plurality of projection electrodes, and a bottom electrode. The projection electrodes are formed on the raised structures. The bottom electrode is located under the raised structures. The projection electrodes formed on the raised structures may induce a horizontal electric field therebetween. The bottom electrode and the projection electrodes formed on the raised structures may induce a sideway horizontal electric field therebetween. A liquid crystal display device including the pixel structure is also provided. The pixel structure and the liquid crystal display device reduce a vertical electric field component and increase a horizontal electric field so as to increase transmittance of the FFS and IPS modes or the response speed of liquid crystal and reduce the trend of positive liquid crystal to stand up.Type: GrantFiled: January 29, 2015Date of Patent: September 17, 2019Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventor: Yuejun Tang
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Patent number: 10416506Abstract: The present application discloses an array substrate, including a substrate; a thin film transistor disposed on the substrate; a pixel electrode disposed on the substrate and is in contact with a drain electrode of the thin film transistor; a common electrode disposed above the pixel electrode and is electrically insulated from the pixel electrode, and the common electrode has a plurality of first through holes. The present application further discloses a method of fabricating the array substrate. The array substrate and the fabricating method of the present application can reduce the parasitic capacitance between the common electrode and the pixel electrode, and can accelerate the release of the aggregated ions. In addition, the present application, by forming a stereoscopic electrode structure, the lateral electric field can be effectively enhanced, so that the driving voltage can be reduced, the display transmittance can be improved, and the power consumption can be reduced.Type: GrantFiled: June 15, 2017Date of Patent: September 17, 2019Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Xingwu Chen, Lixuan Chen
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Patent number: 10416507Abstract: An array substrate includes a substrate and a gate electrode, a gate insulating layer, a channel layer, an insulating layer, and a passivation layer sequentially formed on the surface of the substrate. An oxide semiconductor layer that forms a channel layer and a plurality of first IPS electrodes that are spaced from the oxide semiconductor layer are provided on the gate insulating layer. The insulating layer covers the oxide semiconductor layer and the plurality of first IPS electrodes. The passivation layer covers the channel layer and is formed with trenches. The trenches are located on a side of each of the first IPS electrode and extending to the gate insulation layer. Second IPS electrodes are formed on the passivation layer and corresponding to the first IPS electrodes and are connected to the first IPS electrodes.Type: GrantFiled: September 18, 2018Date of Patent: September 17, 2019Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventors: Xianwang Wei, Yang Liu
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Patent number: 10416508Abstract: Array substrate, display panel, and display device, and their fabrication methods are provided. An array substrate includes a plurality of subpixels, each including a first electrode and a second electrode, electrically isolated from one another, on a substrate. The first electrode includes a plurality of electrically connected first electrode strips. The second electrode includes a plurality electrically connected second electrode strips alternately arranged with the first electrode strips. A first distance along a first direction at any position between one first electrode strip and a first neighboring second electrode strip is substantially same. Along a length direction of the first electrode strips, a first width of each first electrode strip has a varying value at a different position.Type: GrantFiled: May 15, 2017Date of Patent: September 17, 2019Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Hui Li, Yunsik Im, Hyunsic Choi, Liwei Liu
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Patent number: 10416509Abstract: A display panel includes a color filter substrate, an array substrate, and an electrically conductive member. The array substrate and the color filter substrate are arranged opposite to each other. The electrically conductive member includes a fixed end and a movable end opposite to each other. The fixed end is located between the array substrate and the color filter substrate to electrically connect with the array substrate. The movable end extends outside from a location between the array substrate and the color filter substrate. The movable end is provided to bond with a circuit board. The display panel described has a peripheral frame that is narrow. Also disclosed are an electronic device and a display panel fabrication method.Type: GrantFiled: September 15, 2017Date of Patent: September 17, 2019Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventor: Weiji Zhang
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Patent number: 10416510Abstract: A liquid crystal display (“LCD”) device provides enhanced display quality. An insulating layer is formed on a first substrate. The insulating layer covers the contact portion of a switching device in which the switching device is electrically connected to a transparent electrode and has an opening for exposing a portion of the transparent electrode. A reflection electrode is electrically connected to the transparent electrode through the opening. The insulation layer covers a first portion of a driving circuit formed on the first substrate. A sealant is interposed between the first and second substrate to engage the first and second substrate and to cover a second portion of the driving circuit. Therefore, the driver circuit may operate normally, and the distortion of the signal outputted from the driver circuit may be prevented.Type: GrantFiled: July 19, 2018Date of Patent: September 17, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Dong-Ho Lee
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Patent number: 10416511Abstract: A liquid crystal display device includes: a first display panel displaying a color image, a second display panel that is disposed farther away from the observer with respect to the first display panel and displays a monochrome image, and an image processor that generates color image data and monochrome image data. The image processor includes an extension filtering unit that performs extension filtering on first monochrome image data, which is made monochrome using a maximum value in a value of each color expressing color information included in the input video signal. The extension filtering unit performs the extension filtering on the first monochrome image data using a large filter size in a larger luminance difference region, and performs the extension filtering on the first monochrome image data using a small filter size in a small luminance difference region.Type: GrantFiled: August 28, 2017Date of Patent: September 17, 2019Assignee: Panasonic Liquid Crystal Display Co., Ltd.Inventors: Toshikazu Koudo, Masahiro Ishii, Katsuhiro Kikuchi, Ikuko Mori
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Patent number: 10416512Abstract: A display substrate and a test method thereof are disclosed. The display substrate includes a test wire connected to a first gate driving circuit and a second gate driving circuit; a high vertical alignment process test pad disposed on at least one side of the test wire; a first array test pad electrically connected to the first gate driving circuit and connected to the test wire to form a first connection node; a second array test pad electrically connected to the second gate driving circuit and connected to the test wire to form a second connection node; and a switch unit formed between the first connection node and the second connection node for controlling the test wire to connect or disconnect.Type: GrantFiled: March 27, 2017Date of Patent: September 17, 2019Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CORPORATION LIMITEDInventor: Yu-jen Chen
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Patent number: 10416513Abstract: This disclosure provides a liquid crystal display panel where a display area is divided into a plurality of areas to arrange driver chip, fan-out line, multiplexer line, detection circuit and protection circuit. A detection circuit and a protection circuit are disposed in a same area, making the protection circuit share thin-film transistors with the detection circuit.Type: GrantFiled: May 3, 2017Date of Patent: September 17, 2019Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTDInventors: Qingcheng Zuo, Xiaoling Yuan
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Patent number: 10416514Abstract: The present disclosure provides a pixel circuit and a liquid crystal display circuit. The pixel circuit comprises a gate line, a data line, a first common line, a second common line, a first primary field-effect transistor (FET), a second primary FET, a first secondary FET, and a second secondary FET. A voltage of the first common line is different from a voltage of the second common line.Type: GrantFiled: November 24, 2017Date of Patent: September 17, 2019Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Qiming Gan
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Patent number: 10416515Abstract: Pixel unit, array substrate, and display device, and their fabrication methods are provided. The disclosed pixel unit can include: a transistor, including a drain electrode; a pixel electrode, including a first bottom conductive layer in contact with a surface of the drain electrode and a metal layer; and a planarization layer, formed on the transistor and the first bottom conductive layer. The metal layer is electrically connected to the first bottom conductive layer through a via-hole in the planarization layer.Type: GrantFiled: April 25, 2017Date of Patent: September 17, 2019Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventor: Zuqiang Wang
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Patent number: 10416516Abstract: A liquid crystal display panel includes an array substrate, a color filter substrate, and a liquid crystal layer interposed therebetween. The array substrate includes scan lines and data lines insulated from the scan lines and arranged mutually perpendicular to each other to define pixels that are arranged in an array. Each pixel includes a thin-film transistor and a pixel electrode connected to the thin-film transistor. The thin-film transistor is connected to one of the data lines and one of the scan lines corresponding thereto. A separation zone is formed between adjacent ones of the pixel electrodes. The thin-film transistor and the scan line are arranged in the separation zone. The pixels further comprise a transparent wiring line arranged along an outer circumference of the scan line. The transparent wiring line is supplied with an electrical voltage that is a common voltage of the array substrate.Type: GrantFiled: July 26, 2017Date of Patent: September 17, 2019Assignee: Shenzhen China Star Optoelectronics Technology Co., LtdInventor: Liyang An
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Patent number: 10416517Abstract: To suppress a malfunction of a circuit due to deterioration in a transistor. In a transistor which continuously outputs signals having certain levels (e.g., L-level signals) in a pixel or a circuit, the direction of current flowing through the transistor is changed (inverted). That is, by changing the level of voltage applied to a first terminal and a second terminal (terminals serving as a source and a drain) every given period, the source and the drain are switched every given period. Specifically, in a portion which successively outputs signals having certain levels (e.g., L-level signals) in a circuit including a transistor, L-level signals having a plurality of different potentials (L-level signals whose potentials are changed every given period) are used as the signals having certain levels.Type: GrantFiled: August 4, 2017Date of Patent: September 17, 2019Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventor: Hajime Kimura
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Patent number: 10416518Abstract: The invention provides a light modulation element comprising a flexoelectric polarisable liquid-crystalline medium, characterized in that the switching from a boundary state A to a boundary state B comprises a combination of a distinct flexoelectric switching regime and a distinct dielectric switching regime upon application of an electric field. Furthermore, the present invention relates to the use of such a light modulation element in an electro-optical device, i.e. an LCD display device, and electrooptical devices comprising the light modulation element according to the present invention. Moreover, the invention relates to a method of production of the light modulation element according to the present invention.Type: GrantFiled: November 28, 2014Date of Patent: September 17, 2019Assignee: MERCK PATENT GMBHInventors: Rachel Tuffin, Rebecca Proctor, Simon Siemianowski, Karl Skjonnemand, Owain Llyr Parri, Geoffrey Luckhurst
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Patent number: 10416519Abstract: A variety of methods for integrating an organic photovoltaic-based SolarWindow™ module and electrochromic materials to create dynamic, variable transmittance, energy-saving windows and/or window films are described. Stand-alone or building integrated, independent or user-controllable, battery supported or building integrated, and insulated glass unit or aftermarket film implementations are all described, providing for a diversity of applications. Low-cost fabrication options also allow for economical production.Type: GrantFiled: March 31, 2017Date of Patent: September 17, 2019Assignee: SolarWindow Technologies, Inc.Inventors: John Anthony Conklin, Scott Ryan Hammond
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Patent number: 10416520Abstract: An example disclosed herein determines a setting to present a presentation on a transparent display layer of a display, adjusts a transparency of a first adjustable transparency layer of the display based on the first setting to present the presentation through the first adjustable transparency layer, and adjusts a transparency of a second adjustable transparency layer of the display based on the first setting to prevent the presentation from being presented through the second adjustable transparency layer.Type: GrantFiled: March 20, 2015Date of Patent: September 17, 2019Assignee: Hewlett-Packard Development Company, L.P.Inventor: Milorad Jovanovic
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Patent number: 10416521Abstract: Variable transmittance optical filters capable of transitioning from a light state to a dark state on exposure to UV radiation and from a dark state to a light state with application of an electric voltage are provided. The optical filters comprise a switching material that comprises one or more chromophores that have electrochromic and photochromic properties.Type: GrantFiled: December 13, 2017Date of Patent: September 17, 2019Assignee: SWITCH MATERIALS, INC.Inventors: Duhane Lam, Neil R. Branda
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Patent number: 10416522Abstract: An apparatus can include a control device configured to select a scene from a collection of scenes for a window including electrochromic devices in response to receiving an input corresponding to state information. In another aspect, a method of operating an apparatus can include receiving an input corresponding to state information; and at a control device, in response to receiving the input, selecting a scene from a collection of scenes. The collection of scenes may be validated before using the scenes. The scenes may be validated based on physical configuration of the controlled space, preferences of the occupant, or the like. Still further, scenes can be changed to allow for the passage of time or an illusion of changing sky conditions when sky conditions are not changing. The apparatus and method can be simpler to understand and implement as compared to complex control strategies.Type: GrantFiled: January 24, 2018Date of Patent: September 17, 2019Assignee: SAGE ELECTROCHROMICS, INC.Inventors: Louis J. Podbelski, Joshua M. Battles, Bryan D. Greer, Helen E. Sanders
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Patent number: 10416523Abstract: A electrophoretic display device manufacturing method includes bonding a substrate including a pixel electrode and a stacked film including a transparent electrode layer and an electrophoretic display layer, and forming a color filter layer having a pixel pattern corresponding to a pattern of the pixel electrode above a base material surface of the stacked film. The substrate has a region where the electrophoretic display layer is not arranged when the substrate and the stacked film are bonded, a pixel alignment pattern is drawn in the region, and in the forming the color filter layer, the color filter layer is formed while performing alignment using the pixel alignment pattern.Type: GrantFiled: April 27, 2017Date of Patent: September 17, 2019Assignee: TOPPAN PRINTING CO., LTD.Inventors: Ryuji Doi, Akira Emori, Kayo Shoji