Patents Examined by Jack Dinh
  • Lens assembly driving apparatus, photographing module and electronic device
    Patent number: 10866384
    Abstract: A lens assembly driving apparatus includes a holder, a metal yoke, a carrier, a lens assembly, a magnet set, a coil and at least one elastic element. The metal yoke is coupled with the holder. The carrier is movably disposed in the metal yoke. The carrier includes an object-side portion and at least three inner surfaces. The object-side portion has an object-side central hole. The lens assembly has an optical axis. The optical axis is corresponding to the object-side central hole. The lens assembly is coupled in the carrier. A movement of the lens assembly relative to the holder is according to a movement of the carrier. The magnet set includes only two magnets. The coil surrounds and is fixed at an exterior of the carrier. The elastic element is coupled with the carrier and the holder.
    Type: Grant
    Filed: August 1, 2018
    Date of Patent: December 15, 2020
    Assignee: LARGAN DIGITAL CO., LTD.
    Inventors: Chun-Yi Lu, Te-Sheng Tseng, Ming-Ta Chou
  • Light field display, adjusted pixel rendering method therefor, and adjusted vision perception system and method using same addressing astigmatism or similar conditions
    Patent number: 10860099
    Abstract: Described are various embodiments of a light field display, adjusted pixel rendering method and computer-readable medium therefor, and vision correction system and method using same addressing astigmatism or similar conditions. In one embodiment, a computer-implemented method is provided to automatically adjust user perception of an input image to be rendered on a digital display via a set of pixels thereof, wherein the digital display has an array of light field shaping elements.
    Type: Grant
    Filed: April 21, 2020
    Date of Patent: December 8, 2020
    Assignee: EVOLUTION OPTIKS LIMITED
    Inventors: Guillaume Lussier, Yaiza Garcia, Matej Goc, Jean-François Joly
  • Language translation with head-worn computing
    Patent number: 10853589
    Abstract: Aspects of the present invention relate to language translation systems for head-worn computers.
    Type: Grant
    Filed: October 2, 2018
    Date of Patent: December 1, 2020
    Assignee: Mentor Acquisition One, LLC
    Inventor: Ralph F. Osterhout
  • Camera module
    Patent number: 10845569
    Abstract: Disclosed is a camera module that comprises a lens assembly that includes a lens base and a lens tube integrated with the lens base for receiving at least one lens; and a voice coil motor assembly for driving the lens assembly, comprising a base, two leaf springs, at least two coils, and at least two magnets. The coils are respectively fixed on two opposite sides of the base, the magnets are fixed on two opposite sides of the lens assembly respectively, and the magnets are located by inner sides of the coils respectively, the lens assembly is clamped by the leaf springs and supported on the base, the coils drive the magnets and the lens assembly to move after being energized. The camera module is simply structured, easy to assembly, less bulky and fit for the demand of thin products.
    Type: Grant
    Filed: August 1, 2018
    Date of Patent: November 24, 2020
    Assignee: SAE MAGNETICS (H.K.) LTD.
    Inventors: Yiu Sing Ho, Shou Sheng Gao, Zong Qin Shi
  • Miniature imaging lens
    Patent number: 10838174
    Abstract: The present disclosure provides a miniature imaging lens including, along an optical axis in order from an object side to an image side, a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a positive refractive power; a fourth lens having a negative refractive power; a fifth lens having a positive refractive power; a sixth lens having a negative refractive power; and a filter. The miniature imaging lens satisfies a conditional expression 2<f1/R1<3, where f1 denotes a focal length of the first lens, and R1 denotes a radius of curvature of the object-side surface of the first lens.
    Type: Grant
    Filed: October 1, 2018
    Date of Patent: November 17, 2020
    Assignee: JIANGXI LIANYI OPTICS CO., LTD.
    Inventors: Jiyong Zeng, Tsuyoshi Kakimoto, Haojie Zeng, Xuming Liu
  • Remote comprehensive eye examination system
    Patent number: 10827925
    Abstract: An ophthalmic technician is present with a patient in an exam room to operate eye examination equipment and transmit patient information to remote location. At that remote location, a skilled technician is present to provide the necessary optical care, and may operate the phoropter from the remote location. Using video and/or teleconferencing equipment and a phoropter located in the patient examination room along with management software, the system works to determine the final optical prescription for the patient. That information, coupled with findings from other devices which are integrated with the management software, and that the patient uses locally, are reviewed by a remote-based optometrist or ophthalmologist.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: November 10, 2020
    Assignee: DigitalOptometrics LLC
    Inventors: Howard S. Fried, Burton T. Fried, Kurt Schaeffer, William K. Van Cleave
  • One dimensional beam homogenization with a single aspheric lens for accurate particle sizing instrumentation
    Patent number: 10823659
    Abstract: Beam homogenization with a single aspheric lens that converts the divergent Gaussian intensity profile of a laser diode beam to a convergent beam with a one-dimension flat top profile, which enhances the accuracy of a particle sizing instrument by delivering a uniform amount of energy across an aerosol microfluidic channel.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: November 3, 2020
    Assignee: Nanozen Industries Inc.
    Inventor: Jingwen Li
  • Objective optical system for endoscope and endoscope
    Patent number: 10809520
    Abstract: An objective optical system for an endoscope forms an intermediate image at a position conjugate to an object surface and forms the intermediate image on an imaging plane again, and is adapted to satisfy Conditional expressions (1) to (3) in a case in which a maximum effective image height on the imaging plane is denoted by HI, a focal length of the entire system is denoted by f, an effective luminous flux diameter on a lens surface closest to an object is denoted by FD, a maximum effective luminous flux diameter among effective luminous flux diameters on lens surfaces of the entire system is denoted by BD, and a paraxial relay magnification of the intermediate image on the imaging plane is denoted by ?R. 0.7<HI|f|??(1) FD/BD<0.5??(2) ?2<?R<?0.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: October 20, 2020
    Assignee: FUJIFILM Corporation
    Inventor: Chikara Yamamoto
  • Ophthalmological device and ophthalmological inspection system
    Patent number: 10791922
    Abstract: An ophthalmological device according to the embodiments comprises an objective lens, a subjective inspection optical system, and an interference optical system. The subjective inspection optical system includes an optical element capable of correcting aberration of a subject's eye and projects a visual target onto the subject's eye via the objective lens and the optical element. The interference optical system splits light from a light source into reference light and measurement light, projects the measurement light onto the subject's eye via the objective lens and the optical element, generates interference light between returning light of the measurement light and the reference light, and detects the generated interference light.
    Type: Grant
    Filed: January 13, 2017
    Date of Patent: October 6, 2020
    Assignee: TOPCON CORPORATION
    Inventors: Takefumi Hayashi, Kouta Fujii
  • Ophthalmic surgery using light-field microscopy
    Patent number: 10779728
    Abstract: A system and method for ophthalmic surgery in which a light field camera is used to capture a digital image of the surgical field including the eye. The digital image is used to create image information and directional information, which is then used to from a three dimensional (3D) image with motion parallax.
    Type: Grant
    Filed: October 16, 2015
    Date of Patent: September 22, 2020
    Assignee: Alcon Inc.
    Inventor: Niels A. Abt
  • Lens apparatus and image pickup apparatus
    Patent number: 10775584
    Abstract: A lens apparatus includes a movable barrel holding an optical member, and including a screw portion on an outer or inner surface thereof; and a fixed barrel including a screw portion screwed with the screw portion of the movable barrel, and configured to move the movable barrel in an optical axis direction thereof. A pressed portion is provided for one of the fixed barrel and the movable barrel whose outer surface includes the screw portion, and a pressing portion is provided for the other of the fixed barrel and the movable barrel whose inner surface includes the screw portion. The pressed portion is pressed by the pressing portion.
    Type: Grant
    Filed: June 6, 2018
    Date of Patent: September 15, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventor: Yuhei Tanaka
  • Method and electronic device for positioning eyeball in retinopathy image
    Patent number: 10772501
    Abstract: A method and an electronic device for positioning an eyeball in a retinopathy image are disclosed. The method includes: using retinopathy image data with corresponding labeled data to train a deep learning network based on a loss function, so as to obtain a trained deep learning network; and processing retinopathy image data to be tested by using the trained deep learning network to obtain corresponding eyeball center coordinates and/or an eyeball diameter.
    Type: Grant
    Filed: June 20, 2018
    Date of Patent: September 15, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lvwei Wang, Zhenglong Li, Hui Li
  • Method and arrangement for eye measurements
    Patent number: 10765558
    Abstract: An intraocular pressure measurement arrangement is disclosed for measuring pressure of an eye of a patient. The arrangement can detect at least one of acoustic reflectivity, optical reflectivity, optical path difference, positioning of intraocular pressure measurement arrangement with respect to the eye, orientation of intraocular pressure measurement arrangement with respect to the eye, shape of cornea and corneal thickness. At least one source can produce acoustic, nonlinear acoustic, mechanical or a nonlinear mechanical wave from a distance, coupling to the eye to generate at least one surface wave. Upon triggering data acquisition, at least one surface wave from a distance from the eye can be detected to extract surface wave information with pressure information of the eye being based on the surface wave information.
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: September 8, 2020
    Assignee: PHOTONO OY
    Inventors: Edward Haeggström, Ari Salmi, Ivan Kassamakov, Heikki Nieminen, Timo Rauhala, Kalle Hanhijärvi, Antti Kontiola
  • Intraocular lens that matches an image surface to a retinal shape, and method of designing same
    Patent number: 10758340
    Abstract: An intraocular lens (IOL), system, and method having a base lens and a complementary lens selected to form a curved image surface matching a retina surface when placed in an eye's line of sight.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: September 1, 2020
    Assignee: Johnson & Johnson Surgical Vision, Inc.
    Inventors: Kaccie Y. Li, Hendrik A. Weeber, Carmen Canovas Vidal, Patricia Ann Piers, Huawei Zhao, Robert Rosen
  • Light field vision testing device, adjusted pixel rendering method therefor, and vision testing system and method using same
    Patent number: 10761604
    Abstract: Described are various embodiments of a light field vision testing device, adjusted pixel rendering method and computer-readable medium therefor, and vision testing system and method using same. In one embodiment, a device or computer-implemented method is provided to dynamically adjust user perception of an input image to be rendered via a set of digital display pixels and a corresponding array of light field shaping elements until an optimal visual acuity level is identified.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: September 1, 2020
    Assignee: Evolution Optiks Limited
    Inventors: Daniel Gotsch, Guillaume Lussier, Yaiza Garcia, Matej Goc, Raul Mihali
  • Modular lens adapters for mobile anterior and posterior segment ophthalmoscopy
    Patent number: 10743761
    Abstract: A modular lens adapter system or kit is provided for mobile anterior and posterior segment ophthalmoscopy. Equipped with various lens adapter modules, respective lenses and a mobile imaging device, a user is provided with tools for various mobile ophthalmoscopy imaging applications. Eye care practitioners can use their existing lenses to customize the modular lens adapter system in a cost-effective way, which allows for mobile and remote capture, viewing, and utilization of clinical images. The various modules are also adaptable to nearly any type of phone or tablet regardless of its dimensions or presence of a protective case. The invention also addresses the need for fewer, smaller, less expensive, and easier to use ophthalmic imaging equipment, which is further important in enabling a broad base of users.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: August 18, 2020
    Assignee: The Board of Trustees of the Leland Stanford Junior Univeristy
    Inventors: David Myung, Robert Tienhan Chang, Lingmin He, Alex Nugent, Huynh P. Van, Ira G. Wong, Alexandre Jais, Mark Blumenkranz
  • Electrochromic laminates
    Patent number: 10739658
    Abstract: Thin-film devices, for example electrochromic devices for windows, and methods of manufacturing are described. Particular focus is given to methods of patterning optical devices. Various edge deletion and isolation scribes are performed, for example, to ensure the optical device has appropriate isolation from any edge defects. Methods described herein apply to any thin-film device having one or more material layers sandwiched between two thin film electrical conductor layers. The described methods create novel optical device configurations.
    Type: Grant
    Filed: July 8, 2016
    Date of Patent: August 11, 2020
    Assignee: View, Inc.
    Inventor: Robert T. Rozbicki
  • Head up display with symbols positioned to augment reality
    Patent number: 10732420
    Abstract: A motor vehicle includes a head up display projector producing a light field based upon image data such that the light field is reflected off of a windshield of the motor vehicle and is then visible to a driver of the motor vehicle as a virtual image. First means determines locations of physical objects visible to the driver through the windshield. Second means determines locations of eyes of the driver. An electronic processor receives first data indicative of the determined locations of the physical objects, and receives second data indicative of the determined locations of the eyes of the driver. The electronic processor produces the image data dependent upon the first data and the second data such that a symbol in the virtual image appears to be in a predetermined position relative to a selected one of the physical objects.
    Type: Grant
    Filed: September 18, 2017
    Date of Patent: August 4, 2020
    Assignee: Panasonic Automotive Systems Company of America, Division of Panasonic Corporation of North America
    Inventors: David Kay Lambert, Walter Joseph Nill
  • Rotational varifocal planar lens
    Patent number: 10725273
    Abstract: A varifocal lens includes a first phase plate and a second phase plate which are rotatable relative to each other about an optical axis. The first phase plate includes a plurality of first phase conversion elements, the second phase plate includes a plurality of second phase conversion elements, and the plurality of first phase conversion elements and the plurality of second phase conversion elements are arranged so that light transmitted through the first phase plate and the second phase plate is focused on different positions on the optical axis depending on a relative rotational displacement between the first phase plate and the second phase plate.
    Type: Grant
    Filed: March 4, 2019
    Date of Patent: July 28, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Junghyun Park, Sunghyun Nam
  • Monitoring component and method for monitoring a visual capacity modification parameter of a user of at least one display device
    Patent number: 10709325
    Abstract: A method for monitoring a visual capacity modification parameter of a user of at least one display device, the visual capacity modification parameter being indicative of the modification of a parameter linked to the visual capacity of the user related to the use of the at least one display device, the method includes a display use data determining step during which display use data indicative of a use of the at least one display device by the user are determined, a visual capacity modification parameter determining step during which a modification parameter of the visual capacity of the user is determined based on said display use data, and an information generating step during which an information based on said modification parameter of the visual capacity of the user is generated.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: July 14, 2020
    Assignee: Essilor International
    Inventors: Jean Sahler, Marie Lore, Paul Gil, Guillaume Broutin, Nisha Singh, Konogan Baranton