Patents Issued in August 16, 2018
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Publication number: 20180231772Abstract: Provided is a head up display (HUD) apparatus for realizing multi-display field and a display control method thereof. The HUD apparatus includes a first image processing unit allowing a virtual image, corresponding to driving information or vehicle information generated from a first image source, to be displayed on a main display field and a second image processing unit allowing a virtual image, corresponding to at least one of driving information, image information, and vehicle information generated from a second image source, to be displayed on a sub display field.Type: ApplicationFiled: January 14, 2018Publication date: August 16, 2018Inventors: Sang Hoon HAN, Chan Young YOON, Jung Hoon SEO
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Publication number: 20180231773Abstract: A display system for a windshield of a vehicle comprises a projection device configured to generate an image upon a projection surface and a controller for processing information related to the image. Furthermore, the display device is configured with a recording device which is pointed toward the projection surface and connected to the controller by a first data channel. The projection surface is configurable and likewise connected by means of a second data channel to the controller. The projection surface may include a light-transparent liquid crystal display and/or a flexible liquid crystal display, and may be configured as a mirror or as a diffuser for showing the image as a hologram. A method for configuring the display system is also provided.Type: ApplicationFiled: February 9, 2018Publication date: August 16, 2018Inventors: Giang-Nam Nguyen, Yanning Zhao, Patrick Nebout
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Publication number: 20180231774Abstract: A head-up display device includes optical path deflecting means, a first mirror having power, a second mirror having power, and a light-blocking member that is provided with an aperture. Display light emitted from an image display surface is reflected by the optical path deflecting means, the first mirror, and the second mirror in this order, passes through the aperture, and reaches an image reflective surface. The image display surface and the optical path deflecting means are disposed on the same side as an observer and on a side opposite to the first mirror with respect to luminous flux that travels toward the aperture from the second mirror, and the image display surface is disposed on a side opposite to the second mirror with respect to luminous flux that travels toward the first mirror from the optical path deflecting means.Type: ApplicationFiled: February 13, 2018Publication date: August 16, 2018Applicant: FUJIFILM CorporationInventor: Masanao KAWANA
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Publication number: 20180231775Abstract: A head-up display device includes a first mirror having power, a second mirror having power, and a light-blocking member that is provided with an aperture. An image reflective surface has a convergence action. Display light emitted from an image display surface is reflected by the first mirror and the second mirror in this order, passes through the aperture, and reaches the image reflective surface. The image display surface is disposed on the same side as an observer and on a side opposite to the first mirror with respect to luminous flux that travels toward the aperture from the second mirror. The first mirror is a concave mirror. The shape of the cross-section of the second mirror taken along a front-rear direction is a convex shape.Type: ApplicationFiled: February 13, 2018Publication date: August 16, 2018Applicant: FUJIFILM CorporationInventor: Masanao KAWANA
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Publication number: 20180231776Abstract: A virtual image display device is provided with a portable terminal holding unit, a combiner and base unit. The portable terminal holding unit detachably holds a portable terminal equipped with a display for displaying a guide image. The combiner reflects the light of the guide image displayed by the portable terminal to let an observer visually recognize the image as a virtual image. The base unit is connected to the portable terminal holding unit and the combiner.Type: ApplicationFiled: April 9, 2018Publication date: August 16, 2018Inventors: Yusuke IMASAKA, Kenji NAKAMURA, Hideaki TAKAHASHI, Shunichiro NAGAO, Chihiro HIROSE, Atsushi HONDA
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Publication number: 20180231777Abstract: A method for making a hybrid lens includes providing, in a mold having a first Fresnel pattern, (i) a first lens and (ii) a silicone material comprising silicone and curing the silicone material in the mold to form a hybrid Fresnel lens. The cured silicone material is mechanically coupled with the first lens; and the cured silicone material has a second Fresnel pattern that corresponds to the first Fresnel pattern. A hybrid lens made by this method is also described. A hybrid lens includes a first lens mechanically coupled with a cured silicone material. The cured silicone material has a Fresnel pattern on a surface that faces away from the first lens.Type: ApplicationFiled: February 14, 2017Publication date: August 16, 2018Inventors: Youngshik Yoon, Richard Han Soo Cho
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Publication number: 20180231778Abstract: A lens assembly and a method of making the assembly are described. The lens assembly includes a first lens and a second lens slidably coupled with the first lens. The second lens includes a silicone material and has a Fresnel pattern surface. Also described is a display device including the lens assembly and an array of light emitting devices coupled with the lens assembly for outputting light through the lens assembly.Type: ApplicationFiled: February 14, 2017Publication date: August 16, 2018Inventors: Youngshik Yoon, Richard Han Soo Cho
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Publication number: 20180231779Abstract: A near-eye display system comprises first and second optical waveguides. The first optical waveguide is configured to receive a first image through a first entry aperture, to expand the first image along the first optical waveguide, and to release an expanded first image. Layered parallel to the first optical waveguide, the second optical waveguide is configured to receive a second image through a second entry aperture, to expand the second image along the second optical waveguide, and to release an expanded second image to overlap the expanded first image. The second entry aperture is offset from the first entry aperture along the second optical waveguide.Type: ApplicationFiled: February 15, 2017Publication date: August 16, 2018Applicant: Microsoft Technology Licensing, LLCInventor: David D. Bohn
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Publication number: 20180231780Abstract: A head mounted display includes first and second light sources, an image output module and a light guide plate. The first light source is configured to emit a first light. The second light source is configured to emit a second light. The image output module is configured to receive the first light and the second light, and respectively generate first and second image lights with the relative image information. The light guide plate includes first and second light-output portions, and the first light-output portion and the second light-output portion are separated from each other by at least one distance along a first direction. The light guide plate is configured to guide the first image light propagating in the guide plate into the first light-output portion and to guide the second image light propagating in the light guide plate into the second light-output portion.Type: ApplicationFiled: July 6, 2017Publication date: August 16, 2018Inventor: June-Jei HUANG
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Publication number: 20180231781Abstract: The present disclosure provides an optical imaging structure and virtual reality spectacles. In one embodiment, an optical imaging structure includes: an eyeglass component; and at least one light guide wall distributed along an edge of the eyeglass component, wherein, two opposite end faces of the at least one light guide wall are respectively a light incoming face and a light outgoing face; wherein, an inner rim of the light outgoing face joins the edge of the eyeglass component and extends in an optical axis direction of the eyeglass component, and, the light outgoing face is gradually distanced from the eyeglass component from the inner rim to an outer rim of the light outgoing face; and wherein, the at least one light guide wall includes a first light guide wall and a second light guide wall respectively disposed at left and right sides of the eyeglass component.Type: ApplicationFiled: September 14, 2017Publication date: August 16, 2018Inventors: Ruijun Dong, Dong Chen, Hao Zhang, Lili Chen, Chenru Wang, Xuebing Zhang, Yali Liu
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Publication number: 20180231782Abstract: An embodiment provides a lens comprising: a first surface; and a second surface that faces the first surface, wherein the second surface comprises a plurality of optical path conversion units, each of the plurality of optical path conversion units comprises first and second portions, which have different inclinations with regard to a first axis that is perpendicular to the first surface, and the height of an optical light path conversion unit, which is arranged on the center portion of the second surface, along the first axis is different from the height of an optical path conversion unit, which is arranged on the peripheral portion thereof, along the first axis.Type: ApplicationFiled: August 1, 2016Publication date: August 16, 2018Inventors: JAE WOOK JUNG, SUNG PHIL KIM, SANG JUN PARK, GI SEOK LEE, YANG HYUN JOO
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Publication number: 20180231783Abstract: An optical waveguide element including a light entrance portion and a light exit portion is provided. The light entrance portion includes a first light guide layer, a second light guide layer, and at least one third light guide layer. Light entrance surfaces of the first light guide layer and the second light guide layer jointly compose a first inclined surface. Light exit surfaces of the first light guide layer and the second light guide layer jointly compose a second inclined surface. The first inclined surface and the second inclined surface are inclined relative to a bottom surface of the first light guide layer. The thickness of the light exit portion is less than the total thickness of the first light guide layer, the second light guide layer, and the at least one third light guide layer. A display device is also provided.Type: ApplicationFiled: February 12, 2018Publication date: August 16, 2018Applicant: Coretronic CorporationInventors: Yi-Hsuang Weng, Chih-Hsien Tsai, Chi-Tang Hsieh, Haw-Woei Pan
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Publication number: 20180231784Abstract: Optical display systems and methods for providing three-dimensional and two-dimensional convergence corrected images to a user are described. The optical display systems may include at least two image generators producing a plurality of rays forming a plurality of images. A diffraction enhanced imaging system may be configured to collect the rays produced and control convergence angle of each ray at specific wavelengths into an optical waveguide. An in-coupling diffraction system may couple the rays into the optical waveguide. A wavelength compensated beam expander may expand horizontal extension of the images and an output coupling and vertical expansion system may magnify the images in a vertical direction and direct light towards a user at specific angles creating a wide field of view.Type: ApplicationFiled: February 14, 2018Publication date: August 16, 2018Inventors: Badia Koudsi, Hakki H. Refai
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Publication number: 20180231785Abstract: An augmented-reality device is provided. The augmented-reality device is configured to retrieve security information for a plurality of persons at respective security checkpoints. In addition, the augmented-reality device is configured to concurrently display the security information for each of the plurality of persons on an augmented-reality display. Security information is superimposed on or adjacent to each of the plurality of persons located at respective security checkpoints, the display configured to maintain visibility of the security checkpoint.Type: ApplicationFiled: February 14, 2018Publication date: August 16, 2018Inventors: Nathan CARPENTER, Edward RODERICK, Enrique SEGURA
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Publication number: 20180231786Abstract: An image combiner, also referred to as a combiner optic, of a near-eye display system or the like transmits enough light so a user can see remote objects in a “world view”, while also reflecting enough light so the user can simultaneously see a projected image in a “projected” (augmented) view. The disclosed image combiners use two partial reflectors configured to form a wedged reflective cavity. In the display system, light from an imaging device follows a path to the user's eye that includes three reflections in the wedged cavity. By using this capability of the wedged cavity, the combiner optic can have a substantially reduced thickness, and lower profile, than a combiner optic that uses only one partial reflector and only one reflection in the optical path.Type: ApplicationFiled: April 17, 2018Publication date: August 16, 2018Inventors: Andrew J. Ouderkirk, Erin A. McDowell, Timothy L. Wong
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Publication number: 20180231787Abstract: A virtual image display device has a light guide device in which the half mirror layer (the semi-transmissive reflecting film) of the light guide member is formed on the partial area of the first junction surface, and the second junction surface of the light transmitting member is bonded to the first junction surface in at least the exceptional area. Therefore, it is possible to increase the bonding strength of the first junction surface and the second junction surface, namely the strength of the light guide device composed of the light guide member and the light transmitting member combined with each other even in the case in which the attachment force of the half mirror layer (the semi-transmissive reflecting film) with respect to the first junction surface is not sufficiently strong.Type: ApplicationFiled: April 18, 2018Publication date: August 16, 2018Applicant: SEIKO EPSON CORPORATIONInventors: Masayuki TAKAGI, Takahiro TOTANI, Toshiaki MIYAO, Akira KOMATSU, Takashi TAKEDA
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Publication number: 20180231788Abstract: A segmented chromatic phase plate comprises at least three stacks. The three stacks are arranged around and stacked along a main axis, and have same overall heights. Each stack comprises at least two plane-parallel optical flats of different materials. The materials and the thicknesses of the optical flats are selected such that optical path lengths of light of a first wavelength passing through the different stacks along the main axis differ by integer multiples of the first wavelength, whereas optical path lengths of light of a second wavelength differ by integer multiples plus defined fractions of the second wavelength. The materials of the at least two optical flats have different refractive indices for both the first and second wavelengths; and derivatives of the differences between the optical path lengths with respect to wavelength are zero at at least one of the first and second wavelengths.Type: ApplicationFiled: April 18, 2018Publication date: August 16, 2018Inventor: Johann Engelhardt
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Publication number: 20180231789Abstract: An instrument panel may include a multi-layer display including a first display panel and second display panel arranged in a substantially parallel manner, a backlight configured to provide light to the first display panel and the second display panel of the multi-layer display system, and a processing system comprising at least one processor and memory. The processing system may be configured to: display content including an object on a first display panel; divide the object into a plurality of segments; assign to each divided segment a position in a time sequence; and responsive to instructions, display, on the second display panel, segments corresponding to the segments of the object displayed on the first display panel, wherein the segments displayed on the first and second display panel are animated by varying optical properties of each segment according to the positions assigned the segments in the time sequence.Type: ApplicationFiled: February 14, 2018Publication date: August 16, 2018Inventors: Sok-Mung NG, Austin F. O'BRIEN
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Publication number: 20180231790Abstract: Methods, devices and systems for linear polarization of a laser beam are provided. In one aspect, a polarization system includes: a first polarizer having a first polarizer surface for linear polarization of a laser beam propagating in a first direction and striking the first polarizer surface at a first angle, a phase shifter configured to rotate a polarization direction of the linearly polarized laser beam transmitted at the first polarizer surface by a predetermined rotation angle, and a second polarizer having a second polarizer surface, the linearly polarized laser beam striking the second polarizer surface at a second angle after having passed through the phase shifter and being transmitted by the second polarizer surface. An incidence plane of the laser beam striking the second polarizer surface is rotated by the predetermined rotation angle relative to an incidence plane of the laser beam striking the first polarizer surface.Type: ApplicationFiled: April 12, 2018Publication date: August 16, 2018Inventors: Guenther Krauss, Andrea Hartung
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Publication number: 20180231791Abstract: An optical filter may include a substrate. The optical filter may include a set of alternating high refractive index layers and low refractive index layers disposed onto the substrate to polarization beam split incident light. The set of alternating high refractive index layers and low refractive index may layers may be disposed such that a first polarization of the incident light with a spectral range of less than approximately 800 nanometers (nm) is reflected by the optical filter and a second polarization of the incident light with a spectral range of greater than approximately 800 nm is passed through by the optical filter. The high refractive index layers may be hydrogenated silicon (Si:H). The low refractive index layers may be silicon dioxide (SiO2).Type: ApplicationFiled: February 13, 2017Publication date: August 16, 2018Inventors: Karen Denise HENDRIX, Scott ROWLANDS
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Publication number: 20180231792Abstract: A display device is provided. The display device comprises: a display panel; a collimation optical element located on a light emission side of the display panel and configured to modulate a first light emitted from the display panel into a collimated second light and emit the collimated second light; and a light modulation element located on a light emission side of the collimation optical element and configured to adjust an emission angle of the second light from the light modulation element. The first light emitted from the display panel is modulated into the collimated second light by the collimation optical element, the emission angle of the second light emitting from the light modulation element is adjusted by the light modulation element, such that the direction of the emission light of the display device is controllable.Type: ApplicationFiled: August 5, 2016Publication date: August 16, 2018Applicants: BOE Technology Group Co., Ltd., Beijing BOE Optoelectronics Technology Co., Ltd.Inventors: Qian Wang, Xue Dong, Wenqing Zhao, Xiaochuan Chen, Jian Gao, Pengcheng Lu
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Publication number: 20180231793Abstract: There are provided a reflecting module for optical image stabilization (OIS) and a camera module including the same. The reflecting module for OIS includes: a housing including an internal space; a movable holder supported in the internal space of the housing by an elastic member; a reflecting member disposed on the movable holder; and a driving part configured to provide driving force to the movable holder so that the movable holder is moved relative to the housing, wherein the elastic member includes a fixed frame fixed to the housing, a movable frame provided in the fixed frame, and a spring connecting the fixed frame and the movable frame to each other and, the movable frame is movable in relation to two axes perpendicular to each other.Type: ApplicationFiled: November 29, 2017Publication date: August 16, 2018Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Bong Won JEONG, Jae Kyung KIM, Young Bok YOON, Hyun Kag PARK
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Publication number: 20180231794Abstract: The present invention refers to a vibration damping connector (100) for reducing vibrations between a vibration prone system and an optical imaging system, said vibration damping connector comprising a first part (1) adapted to be connected to said optical imaging system, a second part (2) adapted to be connected to said vibration prone system, and at least one first shock absorbing element (3), a portion of said first part (1) is arranged inside a portion of said second part (2) along a central axis (A) or a portion of said second part (2) is arranged inside a portion of said first part (1) along a central axis (A) and said at least one flexible shock absorbing element (3) is arranged between said first part (1) and said second part (2), said vibration damping connector (100) further comprises at least one fastening device (4) for fastening said first part (1) to said second part (2) and said fastening device (2) presses said first part(1) to said second part (2) via a second shock absorbing element (5).Type: ApplicationFiled: July 12, 2016Publication date: August 16, 2018Applicant: INL-International Iberian Nanotechnology LaboratoryInventors: Pieter De Beule, Adelaide Miranda, Marco Martins
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Publication number: 20180231795Abstract: A lens arrangement for a monitoring camera and a monitoring camera including a lens arrangement is provided. The lens arrangement includes a lens member having a connection portion with an outer thread, an adjustment member having a through hole for receiving the connection portion and an inner thread corresponding to the outer thread, a holder member having a receiving portion for receiving the connection portion and an inner thread corresponding to the outer thread. The lens arrangement is assembled by the connection portion being screwed into the through hole and further into the receiving portion. The receiving portion has a top engagement surface and the adjustment member has a bottom engagement surface. The adjustment member is movable relative to the holder member by screwing between non-engaging and engaging states. In the engaging state, the bottom engagement surface wedgingly engages with the top engagement surface for locking the lens member.Type: ApplicationFiled: April 12, 2018Publication date: August 16, 2018Applicant: Axis ABInventor: Mikael Adervall
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Publication number: 20180231796Abstract: Modular eyeglass frame system and methods for their use and manufacture. Exemplary frame systems include an eyeglass frame base having a top edge, a removable element having a top edge that substantially matches the top edge of the frame base, and one or more attachment elements operative to removably attach the removable element to the frame base. The frame base includes a first channel and a second channel suitable for partially enclosing a first lens and a second lens; and the removable element includes a first channel and a second channel, each removable element channel being configured such that when the removable element is attached to the frame base, the first and second channels of the frame base align with the first and second channels of the removable element to fully enclose a periphery of the first lens and the second lens. The one or more attachment elements secure the removable element to the frame base such that the two-piece frame system is substantially as durable as a solid one-piece frame.Type: ApplicationFiled: April 16, 2018Publication date: August 16, 2018Applicant: Klix Frames (USA) LLCInventors: Sean McGinley, Matt Proffitt, Michael Broz
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Publication number: 20180231797Abstract: An embodiment includes a snap-fit temple interface of a lens. The snap-fit temple interface includes a first snap-fit feature and a second snap-fit feature. The first snap-fit feature of the lens is configured to be engaged with a first corresponding snap-fit feature of a temple assembly. The first snap-fit feature is configured to be engaged with the first corresponding snap-fit feature by a first movement of the lens in a first direction relative to the temple assembly followed by a second movement of the lens in a second direction relative to the temple assembly. The second snap-fit feature of the lens is configured to be engaged with a second corresponding snap-fit feature of the temple assembly. The second snap-fit feature is configured to be engaged with the second snap-fit feature by the second movement of the lens in the second direction relative to the temple assembly. The first direction is substantially perpendicular to the second direction.Type: ApplicationFiled: February 13, 2018Publication date: August 16, 2018Inventors: Stephen Charles Chen, Chen Chang Wang Lee, Zong-Lin Du
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Publication number: 20180231798Abstract: A floatable structure of eyeglasses temple is provided. The floatable structure includes a temple body, a cover sheet, and a coating member. The temple body has a first space, and an opening of the first space is correspondingly assembled and covered by the cover sheet. The cover sheet has a second space to correspond to the first space. The coating member covers the external parts of the temple body and the cover sheet. Therefore, a gas-filling space is formed inside the temple structure. The temple can float on water after glasses fall into the water, so that the glasses can be found easily.Type: ApplicationFiled: February 10, 2017Publication date: August 16, 2018Inventor: WEN-HSIUNG CHOU
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Publication number: 20180231799Abstract: A floatable spectacle frame structure is provided. The floatable spectacle frame structure mainly includes a spectacle frame body, a cover sheet, and a coating member. A space is disposed in the spectacle frame body. The opening end of the space is correspondingly assembled with the cover sheet. The coating member correspondingly coats on the external parts of the spectacle frame body and the cover sheet. Therefore, a gas-filling space is formed in the spectacle frame structure to let the spectacle frame float on water after falling into the water. Hence, the spectacle frame structure can be easily found.Type: ApplicationFiled: February 10, 2017Publication date: August 16, 2018Inventor: WEN-HSIUNG CHOU
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Publication number: 20180231800Abstract: A system/method allowing personalized ex vivo customization of a generic ophthalmic lens blank (OLB) or ophthalmic lens with known diopter (OKD) based on localized field-measured patient characteristics is disclosed. The OLB is composed of an acrylic material that has been infused with an ultraviolet (UV) absorbing compound rendering it amenable to customized spatial modification (CSM) of its refractive index via the use of pulsed laser radiation (PLR). The CSM of refractive index eliminates the need for remote laboratory fabrication of a customized intraocular lens (IOL) for the patient. The OLB is retained within a secured lens container (SLC) providing for precise physical orientation of the OLB haptics and OLB lens structure with respect to the application of PLR to the OLB. The SLC contains a lens filler material (LFM) covering the OLB and is hermetically sealed after the OLB has been positioned within the SLC interior and prior to sterilization of the SLC+OLB combination.Type: ApplicationFiled: January 12, 2018Publication date: August 16, 2018Applicant: PERFECT IP, LLCInventors: Steven Edward Smathers, Ruth Sahler
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Publication number: 20180231801Abstract: An ophthalmic device including liquid crystal alignment features is disclosed herein. An example device may include first and second optical elements. The first optical element may include first liquid crystal alignment features formed on a first surface. The second optical element may include a first optical diffraction grating formed on a second surface, and second liquid crystal alignment features formed on the second surface. The first surface of the first optical element may face the second surface of the second optical element, and a first liquid crystal material may be disposed between the first and second surfaces of the first and second optical elements.Type: ApplicationFiled: February 16, 2017Publication date: August 16, 2018Inventors: Christian Gutierrez, Dmytro Reznikov
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Publication number: 20180231802Abstract: Adjustable focus spectacles using fluid displacement lens units with bipolar membrane distension and a non-circular periphery. The lens unit includes front and rear mounting rings, front and rear distensible membranes respectively mounted on the two mounting rings, a ring shaped flexible seal disposed between the two mounting rings along their peripheries, and front and rear clamping rings for respectively clamping the flexible seal to the front and rear mounting rings. The sealed space defined by the two distensible membranes and the flexible seal is filled with an optical fluid. The two mounting rings are pivotally coupled together at a pivot located along the periphery of the lens unit. A biasing spring is affixed to the front and rear mounting rings at a second location on their periphery to urge them away from each other. An assembly process for the lens unit is also disclosed.Type: ApplicationFiled: September 30, 2016Publication date: August 16, 2018Inventor: Stephen KURTIN
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Publication number: 20180231803Abstract: Spectacles include a spectacles lens having a carrier lens with a carrier lens front surface and/or a carrier lens rear surface, and having a front surface lens segment arranged on the carrier lens front surface and/or a rear surface lens segment arranged on the carrier lens rear surface, which are moveably guided on the carrier lens front surface and/or the rear surface lens segment, respectively. Further, the spectacles include a front/rear surface lens segment drive for moving the front/rear surface lens segment on the carrier lens front/rear surface, respectively; an eye position detection device for detecting the position of an eye of a wearer wearing the spectacles; and a drive control device for controlling the front and/or rear surface lens segment drive in accordance with the position of the eye detected by the eye position detection device.Type: ApplicationFiled: April 8, 2018Publication date: August 16, 2018Inventors: Jeremias Gromotka, Timo Kratzer, Gerhard Kelch
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Publication number: 20180231804Abstract: Techniques for integrating photovoltaics into wearables, such as eyewear, are provided. In one aspect, a method of forming a lens for photovoltaic eyewear includes: forming a semitransparent photovoltaic film on at least a portion of a viewable area of the lens, wherein the semitransparent photovoltaic film includes an inorganic absorber material having a band gap of from about 1.4 eV to about 2.2 eV, and ranges therebetween. The semitransparent photovoltaic film can be configured to block greater than about 99.9% UVA, UVB, and UVC light rays, and from about 95% to about 99%, and ranges therebetween, of HEV light rays from passing therethrough. Photovoltaic eyewear formed by the present techniques is also provided.Type: ApplicationFiled: February 14, 2017Publication date: August 16, 2018Inventors: Douglas M. Bishop, Saurabh Singh, Teodor K. Todorov
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Publication number: 20180231805Abstract: The present disclosure relates to a substrate, a sealing structure of a display panel, a display panel and a display apparatus, in the field of display. The substrate comprises a display area and a non-display area, wherein the non-display area is provided with a first sealing component; the first sealing component comprises a groove arranged surrounding the display area, and a width of a bottom of the groove is greater than a width of an opening of the groove. Alternatively, the substrate comprises a display area and a non-display area, wherein the non-display area is provided with a second sealing component, and the second sealing component is arranged surrounding the display area; A width of a top of the second sealing component is greater than a width of a bottom of the second sealing component, and the bottom of the second sealing component is closer to the non-display area than the top of the second sealing component is.Type: ApplicationFiled: December 1, 2017Publication date: August 16, 2018Inventors: Feng Yang, Tinglai Lu, Weixin Meng, Qiang Chen, Fang Zhu
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Publication number: 20180231806Abstract: A substrate (102) having a piezoelectric effect, optical waveguides (138a, 140a, 138b, 140b, and the like) formed on the substrate, and a plurality of bias electrodes (152a, 152b, and the like) that control an optical wave (s) which propagate through the optical waveguides are provided, and the bias electrodes are constituted and/or disposed such that an electrical signal applied to one of the bias electrodes is prevented from being received by another one of the bias electrodes through a surface acoustic wave.Type: ApplicationFiled: April 9, 2018Publication date: August 16, 2018Inventor: Toru SUGAMATA
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Publication number: 20180231807Abstract: The disclosed embodiments provide a laser source comprising a silicon waveguide formed in a silicon layer, and a cascaded array of hybrid distributed feedback (DFB) lasers formed by locating sections of III-V gain material over the silicon waveguide. Each DFB laser in the cascaded array comprises a section of III-V gain material located over the silicon waveguide, wherein the section of III-V gain material includes an active region that generates light, and a Bragg grating located between the III-V gain material and the silicon waveguide. This Bragg grating has a resonance frequency within a gain bandwidth of the section of III-V material and is transparent to frequencies that differ from the resonance frequency. Moreover, each DFB laser has a hybrid mode that resides partially in the III-V gain material and partially in silicon.Type: ApplicationFiled: November 3, 2016Publication date: August 16, 2018Applicant: Oracle International CorporationInventors: Xuezhe Zheng, Ying Luo, Ashok V. Krishnamoorthy, Kannan Raj
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Publication number: 20180231808Abstract: An optical transmitter includes: a set of reflective silicon optical amplifiers (RSOAs), a set of ring modulators, a shared broadband reflector, a set of intermediate waveguides, and a shared waveguide. Each intermediate waveguide channels light from an RSOA in proximity to an associated ring modulator to cause optically coupled light to circulate in the associated ring modulator. The shared waveguide is coupled to the shared broadband reflector, and passes in proximity to the set of ring modulators, so that light circulating in each ring modulator causes optically coupled light to flow in the shared optical waveguide. During operation, each RSOA forms a lasing cavity with the shared broadband reflector, wherein each lasing cavity has a different wavelength, which is determined by a resonance of the associated ring modulator. The different wavelengths are combined in the shared waveguide to produce a combined output.Type: ApplicationFiled: November 8, 2016Publication date: August 16, 2018Applicant: Oracle International CorporationInventors: Xuezhe Zheng, Ying Luo, Ashok V. Krishnamoorthy
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Publication number: 20180231809Abstract: The purpose of the present invention is to allow a silicon photonics modulator to be operated at high speed with high frequency by providing an electrode structure for the small multichannel high-density silicon photonics modulator. This electrode structure for a silicon photonics modulator includes, on the planar surface of a silicon substrate, a first layer for forming a plurality of bias electrical wirings, and a second layer formed by aligning each of a plurality of ground electrode portions and each electrical wiring in the first layer.Type: ApplicationFiled: August 11, 2015Publication date: August 16, 2018Inventors: Kenichiro Yashiki, Yasuyuki Suzuki
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Publication number: 20180231810Abstract: A liquid crystal lens, a display device and a driving method of the display device are disclosed. The liquid crystal lens includes a first substrate, a second substrate, and a driving electrode layer and blue phase liquid crystals disposed between the first substrate and the second substrate; the driving electrode layer includes driving electrodes, each driving electrode includes at least two electrode pairs, the electrode pair includes two sub-electrodes which are disposed opposite to each other and can be applied with a voltage separately, and all the sub-electrodes in the same driving electrode are insulated from each other; the sub-electrodes of different electrode pairs in the same driving electrode are unparallel to each other; and the blue phase liquid crystals at different positions have deformations of different degrees in electrical fields with different intensities generated by the different sub-electrodes.Type: ApplicationFiled: April 17, 2017Publication date: August 16, 2018Inventors: Qian WANG, Xiaochuan CHEN, Wenqing ZHAO, Yafeng YANG, Jian GAO, Wei WANG, Jifeng TAN, Xiaochen NIU, Haiyan WANG
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Publication number: 20180231811Abstract: A display device and a control method thereof are provided. The display device includes a light emitter, configured to emit light; and a light reflector, configured to reflect the light from the light emitter onto one or more side viewing regions of a viewing region of a display panel. The viewing region further includes a front viewing region in front of the display panel. The one or more side viewing regions are adjacent to the front viewing region.Type: ApplicationFiled: May 24, 2017Publication date: August 16, 2018Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventor: Yanbing Wu
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Publication number: 20180231812Abstract: A virtual curved surface display panel and a display device are provided. By using the imaging principle of the concave lens, the concave lens array is provided on the display surface of the flat display panel, and the focal lengths of the concave lenses are designed to be symmetrically distributed with respect to a vertical symmetry axis of the display surface. In the concave lenses on the same side of the symmetry axis, the focal lengths of the respective concave lenses having the same distance from the vertical symmetry axis are the same, and the focal lengths of the respective concave lenses having different distances from the vertical symmetry axis are different from each other. By setting the focal lengths of the concave lenses, the image distances of the pixels in the flat display panel are different so that the images of the plurality of pixels constitute a curved surface.Type: ApplicationFiled: May 17, 2017Publication date: August 16, 2018Inventors: Jifeng TAN, Jian GAO, Yafeng YANG, Xiaochuan CHEN, Wei WANG, Can WANG, Can ZHANG, Qian WANG
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Publication number: 20180231813Abstract: A sub-wavelength grating is placed inside a liquid crystal variable optical retarder to reduce polarization dependence of the optical retardation generated by the variable optical retarder. A small thickness of the sub-wavelength grating, as compared to a conventional waveplate, reduces the driving voltage penalty due to the in-cell placement of the sub-wavelength grating.Type: ApplicationFiled: April 16, 2018Publication date: August 16, 2018Inventors: John Michael MILLER, Gonzalo WILLS
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Publication number: 20180231814Abstract: The present disclosure provides a pixel structure, a driving method thereof, a display substrate and a display device. The pixel structure includes a plurality of subpixels arranged on a substrate. Alignment directions of liquid crystals at a region corresponding to the adjacent subpixels in an identical row are not completely identical to each other, and/or alignment directions of liquid crystals at a region corresponding to the adjacent subpixels in an identical column are not completely identical to each other.Type: ApplicationFiled: July 21, 2016Publication date: August 16, 2018Applicants: BOE TECHNOLOGY GROUP CO., LTD., CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Shan GAO, Weiyun HUANG
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Publication number: 20180231815Abstract: A liquid crystal panel includes: first and second substrates arranged to be opposite each other at a predetermined gap; a liquid crystal layer filled between the first and second substrates; alignment films; a counter electrode pattern formed on the first substrate; and a pixel electrode pattern formed on the first substrate so as to have a plurality of electrode branches, the extension direction of which is bent at one bend point provided near an upper pixel portion from the center of a pixel region, and which are connected at the end portion of at least the upper pixel portion or lower pixel portion, wherein the extension direction of a slit formed near the upper pixel portion from the bend point from among slits formed in the pixel electrode pattern crosses the alignment direction of the liquid crystal layer at an angle of 7° or larger.Type: ApplicationFiled: April 17, 2018Publication date: August 16, 2018Inventors: Yoshihiro Sakurai, Hironao Tanaka, Harumi Okuno, Takeo Koito
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Publication number: 20180231816Abstract: The disclosure provides a thin film transistor, including a substrate. The substrate is deposited with a patterned source electrode and a patterned common electrode. The source electrode and the common electrode are covered by a spacer layer. A side of the source electrode away from the common electrode uncovered by the spacer layer is formed to be an exposure component. A drain electrode is deposited and patterned on the spacer layer to form a pixel electrode. The pixel electrode on a side of the source electrode, the exposure component and a side of the substrate towards the source electrode are deposited with a patterned semiconductor layer, a gate insulating layer and a patterned gate electrode in sequence to form a semiconductor channel whose cross-section is a stair structure. The pixel electrode is connected with the source electrode by the semiconductor layer. The disclosure further provides a manufacturing method.Type: ApplicationFiled: February 16, 2017Publication date: August 16, 2018Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventor: Guihua HUANG
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Publication number: 20180231817Abstract: An active device array substrate includes: a substrate, a switch device, an inter-layer dielectric layer, an insulation bump, a conductive layer, and a pixel electrode. The switch device is located on the substrate. The inter-layer dielectric layer is located on the switch device, and the inter-layer dielectric layer has at least one opening, where the opening does not cover at least one part of a drain electrode of the switch device. The insulation bump covers at least partially the opening. The conductive layer is located on a top surface and a side wall of the insulation bump, and is electrically connected to the drain electrode of the switch device through the opening. The pixel electrode is electrically connected to the conductive layer.Type: ApplicationFiled: February 13, 2018Publication date: August 16, 2018Inventors: Chang-Hung LI, Hsien-Hung Su, Ming-Hsien Lee
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Publication number: 20180231818Abstract: The present invention provides a GOA drive circuit and embedded type touch display panel. The GOA drive circuit comprises GOA units cascade coupled in multilevel, the nth level GOA unit comprises an output end pull down unit and an output control unit, both the output end pull down unit and the output control unit are employed to control a signal outputted by an output end of the nth level GOA unit, and one end of the output end pull down unit is coupled to a first end point, the first end point is loaded with a first signal, and one end of the output control unit is coupled to a nth clock signal, and as the embedded touch display panel enters signal interrupt and performs a touch scan, the output control unit is off to cut off an output path that the nth clock signal outputs to the output end.Type: ApplicationFiled: October 28, 2016Publication date: August 16, 2018Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Shangcao CAO, Ronglei DAI
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Publication number: 20180231819Abstract: A touch array substrate includes a substrate and a touch sensing electrode layer including a plurality of touch sensing electrodes; a touch sensing electrode line layer includes a plurality of touch sensing electrode lines and a plurality of virtual touch sensing electrode lines; each of the touch sensing electrodes is electrically connected with at least one of the touch sensing electrode lines; at least one of the touch sensing electrodes includes a first slot and a second slot; a third region which represents a projection of the second slot on the substrate is separated from a projection of each of the touch sensing electrode lines, and the third region is at least partially overlapped with a projection of the respective one of the virtual touch sensing electrode lines on the substrate.Type: ApplicationFiled: April 16, 2018Publication date: August 16, 2018Inventors: Huimin Xie, Xiufeng Zhou, Tao Peng, Zhaodong Zhang
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Publication number: 20180231820Abstract: An array substrate, a fabrication method of the array substrate, and a display device including the array substrate are provided. The array substrate includes a first electrode (54) including a plurality of first sub-electrodes, a second electrode (3) including a plurality of second sub-electrodes, and an insulating layer (6) disposed between the first electrode (54) and the second electrode (3). A plurality of via holes (61) are formed in the insulating layer (6), and the plurality of the second sub-electrodes are electrically connected to the plurality of the first sub-electrodes correspondingly through the plurality of the via holes (61). The array substrate further includes a light compensating structure (4) disposed under an uneven portion of the insulating layer (6) to locally improve an exposure efficiency in a photolithographic process for forming the second electrode (3).Type: ApplicationFiled: August 14, 2015Publication date: August 16, 2018Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Lianjie Qu
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Publication number: 20180231821Abstract: Provided are an electronic device and a manufacturing method therefor such that, when connecting a first electronic component configured to have a step difference near an external connection terminal to a second electronic component via wiring, the size increase of a manufacturing device can be avoided, wiring can be carried out at a low-cost, and the reliability of the wiring connections can be improved. An LCD (10) and an IC (20) are embedded and exposed in a resin molding (30) in such a manner that a connection electrode (13a) of the LCD (10) and an electrode of the IC (20) are positioned on the same plane.Type: ApplicationFiled: November 8, 2016Publication date: August 16, 2018Applicant: OMRON CorporationInventors: Wakahiro KAWAI, Takafumi BESSHO