Patents Examined by Tuyen Tra
  • Patent number: 10859860
    Abstract: An electro-optic modulator device includes a modulation region, a reflecting region, a conductive line and an anti-reflecting region. The modulation region includes a doped region. The reflecting region is over the modulation region. The conductive line is connected to the doped region. The conductive line extends through the reflecting region. The anti-reflecting region is on an opposite surface of the modulation region from the reflecting region.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: December 8, 2020
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Wan-Yu Lee, Ying-Hao Kuo
  • Patent number: 10852544
    Abstract: An optical structure includes a first refractive layer, a Fresnel surface, a dichroic reflective coating, a third refractive layer, and a replica layer. The first refractive layer has a first refractive index. The Fresnel surface is formed in a second refractive layer having a second refractive index. The Fresnel surface includes active surfaces and draft surfaces. The dichroic reflective coating is selectively disposed on the active surfaces. The replica layer is disposed between the Fresnel surface and the third refractive layer. The replica layer has the second refractive index and the second refractive index is higher than the first refractive index.
    Type: Grant
    Filed: July 31, 2018
    Date of Patent: December 1, 2020
    Assignee: Facebook Technologies, LLC
    Inventors: Qi Zhang, Robin Sharma, Andrew John Ouderkirk
  • Patent number: 10852502
    Abstract: A lens barrel in which tilt adjustment can be made depending on the position of a lens unit in the optical axis direction. This lens barrel includes: at least three guide bars provided so as to extend along the optical axis direction; a driving unit that respectively drives the at least three guide bars in the optical axis direction; a lens frame holding unit that holds an image-capturing lens, the lens frame holding unit being attached to at least three guide bars and being driven in the optical axis direction by the at least three guide bars; and a control unit that controls said at least three linear actuators so as to adjust the respective drive amounts in the optical axis direction of the at least three guide bars and to tilt the lens frame holding unit from a direction orthogonal to the optical axis.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: December 1, 2020
    Assignee: NIKON CORPORATION
    Inventor: Kunihiro Fukino
  • Patent number: 10841545
    Abstract: An Acoustic-Optic A/O device receives light from a source and deflecting the light onto the second A/O device which may be a multi-stacked set of individual A/O devices. The first and second devices may deflected light according to control signals. Also, a multi-modulator projector display system including a light source, controller, an A/O modulator illuminated by the light source and capable of deflecting light according to controller signals, a second modulator illuminated by light from said A/O modulator and capable of modulating the A/O modulated light, said second modulator comprising a plurality of mirrors, and said second modulator capable of modulating the light according to controller signals.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: November 17, 2020
    Assignee: Dolby Laboratories Licensing Corporation
    Inventor: Martin J. Richards
  • Patent number: 10827920
    Abstract: An OCT apparatus includes an OCT optical system, a processor that processes a signal from the OCT optical system, and a light guiding optical system disposed on a measurement light path of the OCT optical system. The light guiding optical system forms a pivot point, at which a measurement light turns based on motion of an optical scanner deflecting the measurement light, in an anterior portion of a subject eye, and guides the measurement light passed through the pivot point to a fundus. The OCT optical system includes a compensation unit that compensates for an amount of change in a light path length of the measurement light path between a state in which an angle-of-view switching optical system is inserted and a state in which the angle-of-view switching optical system is retracted.
    Type: Grant
    Filed: August 1, 2018
    Date of Patent: November 10, 2020
    Assignee: NIDEK CO., LTD.
    Inventor: Koichi Ito
  • Patent number: 10824042
    Abstract: An electro-optic display includes a layer of electro-optic material, at least one conductor, and an adhesive material between the layer of electro-optic material and the at least one conductor. At least one of the electro-optic material and adhesive material comprises a composite material that includes a polymer phase and a filler phase, the filler phase having a conductivity greater than or equal to 0.5×103 S/m, a ratio of the coefficient of thermal expansion of the filler to the polymer is less than or equal to 0.5, and a concentration of the filler phase in the composite material is greater than or equal to a filler concentration corresponding to a conductivity transition point of the composite material.
    Type: Grant
    Filed: October 24, 2018
    Date of Patent: November 3, 2020
    Assignee: E Ink Corporation
    Inventor: Karl Raymond Amundson
  • Patent number: 10823982
    Abstract: The purpose of the present invention is to provide a myopia treatment device. A myopia treatment device of the present invention comprises a light transmission part selected from a group consisting of an eyesight correcting tool, an eye protection tool, a face protection tool, a sunshade, a display device, a window, a wall, a light source covering, and a coating material. The light transmission part of the device transmits violet light having a wavelength within a range of 360 nm to 400 nm inclusive and thus treats myopia. Or, the myopia treatment device comprises a light emission part selected from a group consisting of lighting equipment, a display device, and a light irradiation device. The light emission part of the device emits violet light having a wavelength within a range of 360 nm to 400 nm inclusive and thus treats myopia.
    Type: Grant
    Filed: October 9, 2018
    Date of Patent: November 3, 2020
    Assignee: TSUBOTA LABORATORY, INC.
    Inventors: Kazuo Tsubota, Kazuno Negishi, Hidemasa Torii, Toshihide Kurihara
  • Patent number: 10820798
    Abstract: A light delivery system according to an example of the present disclosure includes a solar tracker that has a rectangular aperture that delivers light to a quadrant detector, a light collector configured to capture light from an incoherent light source, the captured light being sunlight, a delivery optics unit for delivering the captured light to a target object, and an optical fiber unit optically connects an output of the light collector to the delivery optics unit. A method of performing a surgical procedure, including an iridectomy procedure, is also disclosed.
    Type: Grant
    Filed: August 3, 2018
    Date of Patent: November 3, 2020
    Assignee: EIDOLON OPTICAL, LLC
    Inventors: Victor J. Doherty, Dina Aouani, Michael S. Costello, Sormeh Yazdi
  • Patent number: 10816820
    Abstract: Disclosed is a frame for glasses with a front-piece, two temples connected each to the front-piece by a hinge which allows the rotation of the temples from a working position which is substantially perpendicular to the front-piece, when wearing the glasses, up to a rest position which is substantially parallel to the front-piece, when putting the glasses away. The front-piece includes two rims for supporting the lenses, and possibly a bridge connecting the rims. A pivot allows one of the temples or overturning temple and the relative hinge to rotate about an overturning axis substantially parallel to the front-piece. The overturning axis has a set inclination with respect to a straight line passing through the two centers of the rims, the inclination having a value that ranges from 2.5° to 25° and preferably from 5° to 25°.
    Type: Grant
    Filed: December 2, 2016
    Date of Patent: October 27, 2020
    Assignee: MB LICENSING S.R.L.
    Inventors: Gianfilippo Pagliacci, Diego Ponzetto, Giuseppe Pizzuto, Dario Maria Fumagalli, Luca Silvestri
  • Patent number: 10816771
    Abstract: The present disclosure provides a photographic optical system. The photographic optical system includes, from an object side to an image side: a first lens (having a focal length of f1), a second lens (having a focal length of f2), a third lens (having a focal length of f3), a fourth lens (having a focal length of f4), a fifth lens (having a focal length of f5) and a sixth lens (having a focal length of f6) arranged coaxially and satisfying the following relational expressions: 0.8<f1/f<1.2, ?8<f2/f<?1, 400<f3/f<600, 5<f4/f<18, 0.1<f5/f<1, ?1<f6/f<?0.1, where f denotes an overall focal length of the photographic optical system.
    Type: Grant
    Filed: December 30, 2018
    Date of Patent: October 27, 2020
    Assignee: AAC Optics Solutions Pte. Ltd.
    Inventor: Xuqi Bian
  • Patent number: 10802250
    Abstract: An optical image lens used in narrow field of view and having compact size and low distortion characteristics is disclosed to include, from an object side to an image side along an optical axis, a first lens with positive refractive power, a second lens and a third lens glued as a doublet with negative refractive power, a fourth lens and a fifth lens glued as a doublet with positive refractive power, a sixth lens with positive refractive power, a seventh lens with positive refractive power, and an eighth lens with negative refractive power.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: October 13, 2020
    Assignee: CALIN TECHNOLOGY CO., LTD.
    Inventors: Chien-Hsiung Tseng, Chia-Wei Liao
  • Patent number: 10799106
    Abstract: An image processing apparatus includes a processing unit configured to perform, on a luminance distribution acquired in at least one direction crossing a vessel region in a fundus image of a subject's eye, a first smoothing operation for each first size and a second smoothing operation for each second size smaller than the first size; a first identifying unit configured to identify a position of a vascular wall in the fundus image on the basis of the luminance distribution obtained by performing the first smoothing operation; and a second identifying unit configured to identify positions of inner and outer boundaries of the vascular wall in the fundus image on the basis of the luminance distribution obtained by performing the second smoothing operation.
    Type: Grant
    Filed: April 23, 2018
    Date of Patent: October 13, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Hiroshi Imamura
  • Patent number: 10802246
    Abstract: An optical system includes, in order from object side, a first unit, a stop, a second unit, and a third unit. The first and second units are moved toward object side to increase respective intervals from the third unit for focusing from infinity to proximity. The first unit includes a negative lens and a positive lens arranged adjacent and on image side of the negative lens. The third unit consists of a positive lens (G3P) and a negative lens (G3N) arranged adjacent and on image side of the positive lens (G3P). An equivalent air length from a lens surface on image side of the negative lens (G3N) to an image plane when focused at infinity, and a distance on an optical axis from a lens surface on object side of a lens (G1F) arranged closest to object side, to the image plane when focused at infinity are appropriately set.
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: October 13, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Shinya Okuoka
  • Patent number: 10795221
    Abstract: A method of making a two-phase light-transmissive electrode layer comprising a first phase made of a highly electronically-conductive matrix and a second phase made of a polymeric material composition having a controlled volume resistivity.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: October 6, 2020
    Assignee: E Ink Corporation
    Inventors: Richard J. Paolini, Jr., Stephen J. Telfer
  • Patent number: 10788686
    Abstract: An eye-protective shade for the Augmented Reality (AR) smart glasses is provided, including: an eye protection unit disposed in front of the AR smart glasses, wherein the eye protection unit is disposed with a pair of shading portions capable of filtering light, and the pair of the shading portions respectively correspond to a pair of semitransparent display portions disposed on the AR smart glasses, and the pair of shading portions are made of translucent material and/or opaque material; when reading digital information by use of the eye-protective shade along with the AR smart glasses, the eye-protective shade protects the user's eyeballs and the macula from direct light radiation while the peripheral retina is continuously in contact with external light sources. The present disclosure can change the user's reading habits and moderate visual fatigue when reading.
    Type: Grant
    Filed: October 22, 2018
    Date of Patent: September 29, 2020
    Inventor: Ching-Lai Tsai
  • Patent number: 10788645
    Abstract: The imaging lens consists of a first imaging optical system that forms an intermediate image at a position conjugate to a magnified-side imaging surface and a second imaging optical system that re-forms the intermediate image on a reduced-side imaging surface, in order from a magnified side. The first imaging optical system includes at least four consecutive negative lenses, a first sub-lens group consisting of a positive lens, a negative lens, and a positive lens in order from the magnified side, and a focus lens group adjacent to a reduced side of the first sub-lens group, in order from a position closest to the magnified side, and only the focus lens group moves along an optical axis during focusing.
    Type: Grant
    Filed: September 13, 2018
    Date of Patent: September 29, 2020
    Assignee: FUJIFILM Corporation
    Inventor: Kazuki Inoue
  • Patent number: 10782542
    Abstract: A method for controlling an ophthalmic system including at least one optical element, at least one measuring sensor, at least one interface for communication with a communicating external electronic device, and at least one processor connected to the optical element and used to control a variation of a functionality relating to the optical element. The method includes: obtaining at least one measurement using the sensor, selecting at least one piece of information obtained by a communicating external electronic device, determining an instruction based on the measurement acquired by the sensor and the information obtained by the communicating external electronic device, and executing the instruction by the processor to control the variation of the functionality relating to the optical element.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: September 22, 2020
    Assignee: Essilor International
    Inventors: Aude Bouchier, Stephane Perrot, Jerome Ballet, David Escaich, Samuel Archambeau, Willy Chaudat, Jean-Paul Cano
  • Patent number: 10782587
    Abstract: Disclosed are a display panel, a method for manufacturing the same, and a display device. An embodiment of the disclosure provides a display panel including: a display module, and a filter layer located on a light exit side of the display module, wherein the filter layer is configured to be switched between at least two display modes so that it does not filter out light emitted from the display module in one of the display mode, and filters out light emitted from the display module in a preset range of wavelengths in the other display mode.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: September 22, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Shumeng Sun, Xiaohu Li, Minghui Zhang, Inho Park, Weitao Chen
  • Patent number: 10782583
    Abstract: This disclosure provides spacers for smart windows. In one aspect, a window assembly includes a first substantially transparent substrate having an optically switchable device on a surface of the first substrate. The optically switchable device includes electrodes. A first electrode of the electrodes has a length about the length of a side of the optically switchable device. The window assembly further includes a second substantially transparent substrate a metal spacer between the first and the second substrates. The metal spacer has a substantially rectangular cross section, with one side of the metal spacer including a recess configured to accommodate the length of the first electrode such that there is no contact between the first electrode and the metal spacer. A primary seal material bonds the first substrate to the metal spacer and bonds the second substrate to the metal spacer.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: September 22, 2020
    Assignee: View, Inc.
    Inventors: Yashraj Bhatnagar, Trevor Frank, Fabian Strong, Sridhar Karthik Kailasam, Robert Babcock, Ronald M. Parker, Robert T. Rozbicki
  • Patent number: 10772494
    Abstract: The disclosed system may include (1) a light source that generates light for an image, (2) an optical subsystem that (a) receives the generated light from the light source, and (b) generates, based on the received light, converging light defining an exit pupil that includes the image, where the exit pupil is smaller than a pupil of an eye of a viewer, and (3) a control subsystem that controls at least one of the light source or the optical subsystem to reduce aberration of the image that is caused by the eye of the viewer. Various other methods, systems, and computer-readable media are also disclosed.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: September 15, 2020
    Assignee: Facebook Technologies, LLC
    Inventors: Robert Konrad, Marina Zannoli, Douglas Robert Lanman, Kavitha Ratnam, Yusufu Njoni Bamaxam Sulai