Patents by Inventor Teruyuki Nishimura

Teruyuki Nishimura has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10921185
    Abstract: A spectroscopic camera according to the present disclosure includes: a second light source; a first monochrome imaging element; a first spectral portion and a second spectral portion; and a control unit that controls operations of the second light source, the first monochrome imaging element, the first spectral portion, and the second spectral portion, the second light source and the first monochrome imaging element are disposed to be directed in the same direction, the first spectral portion is disposed between the first monochrome imaging element and the measurement target, and the second spectral portion is disposed between the second light source and the measurement target.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: February 16, 2021
    Inventors: Teruyuki Nishimura, Ryohei Kuri, Naoki Kuwata
  • Publication number: 20210037198
    Abstract: An image processing method includes: an image pickup step of picking up an RGB image of a target object to be picked up, and picking up a spectroscopic image of the target object in a predetermined wavelength range and thus acquiring spectroscopic information peculiar to the target object in the wavelength range; and a display step of displaying a complemented image complemented by superimposing the spectroscopic information on the RGB image.
    Type: Application
    Filed: July 29, 2020
    Publication date: February 4, 2021
    Inventors: Teruyuki NISHIMURA, Ryoki WATANABE, Hikaru KURASAWA
  • Publication number: 20210025754
    Abstract: A spectroscopic camera includes an interference filter including a pair of reflection films and an imaging device that captures image light passing through the pair of reflection films. The interference filter is provided with a marker that changes the characteristic in accordance with which the image light passes, and the marker is provided in a position where the marker overlaps with the optical path of the image light that passes through the pair of reflection films.
    Type: Application
    Filed: July 24, 2020
    Publication date: January 28, 2021
    Inventors: Tomonori MATSUSHITA, Teruyuki NISHIMURA, Kei KUDO
  • Publication number: 20200382688
    Abstract: A display method according to the present disclosure includes an imaging step of imaging inherent spectroscopic information provided to an object to be measured as a first image, and taking an image of the object different from the spectroscopic information as a second image, and a display step of inevitably displaying the second image and selectively displaying the first image out of the first image and the second image.
    Type: Application
    Filed: May 29, 2020
    Publication date: December 3, 2020
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Ryoki Watanabe, Hikaru Kurasawa, Teruyuki Nishimura, Masashi Kanai
  • Publication number: 20200173849
    Abstract: A spectroscopic camera according to the present disclosure includes: a second light source; a first monochrome imaging element; a first spectral portion and a second spectral portion; and a control unit that controls operations of the second light source, the first monochrome imaging element, the first spectral portion, and the second spectral portion, the second light source and the first monochrome imaging element are disposed to be directed in the same direction, the first spectral portion is disposed between the first monochrome imaging element and the measurement target, and the second spectral portion is disposed between the second light source and the measurement target.
    Type: Application
    Filed: November 27, 2019
    Publication date: June 4, 2020
    Inventors: Teruyuki NISHIMURA, Ryohei KURI, Naoki KUWATA
  • Publication number: 20200103721
    Abstract: Provided is an optical device including a first wavelength variable interference filter in which a first reflective film and a second reflective film face each other with a first gap in between; a second wavelength variable interference filter in which a third reflective film and a fourth reflective film face each other with a second gap in between; and a first substrate having a transmissive property, which has a first surface and a second surface which is opposite in direction to the first surface, in which the second reflective film is provided on the first surface of the first substrate, and in which the third reflective film is provided on the second surface of the first substrate.
    Type: Application
    Filed: September 26, 2019
    Publication date: April 2, 2020
    Inventors: Yasushi Matsuno, Teruyuki Nishimura
  • Publication number: 20200073034
    Abstract: An optical device includes an optical member having a plurality of first optical layers and a plurality of second optical layers having a refractive index different from that of the first optical layer in which the first optical layers and the second optical layers are laminated, and a layer thickness changing electrode that changes a thickness of the first optical layer in a lamination direction of the first optical layers and the second optical layers, in which the optical member is provided in a pair, and the pair of optical members is disposed to face each other through a gap, and a gap changing driver that changes a dimension of the gap.
    Type: Application
    Filed: August 29, 2019
    Publication date: March 5, 2020
    Inventors: Tomonori MATSUSHITA, Teruyuki NISHIMURA, Nozomu HIROKUBO
  • Publication number: 20190064628
    Abstract: An optical filter includes a substrate, a first reflective film provided on the substrate, a second reflective film disposed to face the first reflective film, and a supporting portion provided on the substrate and supporting the second reflective film. The first reflective film is protected with a first protective film so as not to be exposed and the second reflective film is protected with a second protective film so as not to be exposed.
    Type: Application
    Filed: August 30, 2018
    Publication date: February 28, 2019
    Inventors: Susumu SHINTO, Akira SANO, Teruyuki NISHIMURA
  • Publication number: 20180285642
    Abstract: A head mounted display mountable on the head of a user includes a pupil detecting section configured to detect pupil positions of the user in a state in which the head mounted display is mounted, a line-of-sight specifying section configured to specify a line-of-sight direction of the user on the basis of the pupil positions, a spectral measurement section configured to acquire spectral measurement information of at least a part of a scene within a visual field of the user in the state in which the head mounted display is mounted, a target-object-information acquiring section configured to acquire target object information concerning a first target object in the line-of-sight direction on the basis of the spectral measurement information, and a display section configured to display the target object information in a position corresponding to the first target object in the scene.
    Type: Application
    Filed: March 14, 2018
    Publication date: October 4, 2018
    Inventor: Teruyuki NISHIMURA
  • Patent number: 9976899
    Abstract: A printer includes a spectroscope that includes a wavelength-selective interference filter on which light from a measurement target is incident and a carriage moving unit that moves the spectroscope in an X direction with respect to the measurement target. The wavelength-selective interference filter includes a pair of reflecting films and an electrostatic actuator that changes a gap dimension between the pair of reflecting films. A first spectroscopic measurement process that performs spectroscopic measurement while the gap dimension between the reflecting films is decreasing and a second spectroscopic measurement process that performs spectroscopic measurement while the gap dimension is increasing are alternately performed during the movement of the spectroscope by the carriage moving unit in the X direction.
    Type: Grant
    Filed: June 17, 2016
    Date of Patent: May 22, 2018
    Assignee: Seiko Epson Corporation
    Inventor: Teruyuki Nishimura
  • Patent number: 9971143
    Abstract: A wavelength variable interference filter includes a fixed substrate, a movable substrate that faces the fixed substrate, a pair of reflective films, a fixed extraction electrode provided on the fixed substrate, and a movable connection electrode that is provided on the movable substrate and is in contact with the fixed extraction electrode at a connection position, in which the movable substrate includes a first groove that is provided at the connection position in a plan view in which the fixed substrate and the movable substrate are viewed from a substrate thickness direction, and a second groove that has a larger area than an area of the first groove in the plan view and is connected to the first groove.
    Type: Grant
    Filed: July 25, 2014
    Date of Patent: May 15, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Teruyuki Nishimura, Tomoki Sakashita
  • Patent number: 9835492
    Abstract: A spectroscopic camera is provided with a wavelength variable interference filter including a pair of reflection films and an electrostatic actuator for changing a size of a gap between the reflection films; an imaging unit including a plurality of imaging pixels; and a filter control unit for controlling the electrostatic actuator based on light-received wavelength data in which a control amount for receiving light of a target wavelength is recorded with respect to each of the imaging pixels of the imaging unit. An acquisition order of the target wavelength emitted from the wavelength variable interference filter is set for each of the imaging pixels, and the acquisition order is set in a descending order of the driving amount of a gap, and thus a value for emitting the light of the target wavelength in the set acquisition order is recorded as the light-received wavelength data.
    Type: Grant
    Filed: August 26, 2015
    Date of Patent: December 5, 2017
    Assignee: Seiko Epson Corporation
    Inventor: Teruyuki Nishimura
  • Patent number: 9753199
    Abstract: A variable wavelength interference filter includes a stationary substrate including a stationary reflecting film and a stationary electrode, and a movable substrate including a movable reflecting film and a movable electrode, the stationary electrode and the movable electrode are disposed outside an optical interference region where the stationary reflecting film and the movable reflecting film overlap each other in a filter plan view, an inner peripheral edge of the stationary electrode is located nearer to the optical interference region than an outer peripheral edge of the movable electrode, and an outer peripheral edge of the stationary electrode is located further from the optical interference region than an outer peripheral edge of the movable electrode.
    Type: Grant
    Filed: April 10, 2013
    Date of Patent: September 5, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Teruyuki Nishimura, Akira Sano
  • Patent number: 9664890
    Abstract: A variable wavelength interference filter includes: a first reflective film disposed on a face of a first substrate facing a second substrate; a second reflective film disposed on a face of the second substrate facing the first substrate and the first reflective film; a first electrode disposed on the face of the first substrate; and a second electrode disposed on the face of the second substrate. The second substrate includes a movable portion on which the second reflective film is disposed and a connection maintaining portion maintaining the movable portion to be movable in a substrate thickness direction, the connection maintaining portion circumscribes the movable portion and is thinner than the movable portion, and the second electrode is disposed on a portion of the second substrate that is thicker than the connection maintaining portion.
    Type: Grant
    Filed: November 13, 2014
    Date of Patent: May 30, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Teruyuki Nishimura, Akira Sano
  • Patent number: 9557554
    Abstract: An etalon includes a fixed mirror disposed on a first substrate, a movable mirror disposed on a second substrate to face the fixed mirror with a gap interposed therebetween, a first electrode disposed on the surface of the first substrate facing the second substrate, a second electrode disposed on a first surface of the second substrate facing the first substrate and separated from the first electrode, and a warp preventing film disposed on a second surface of the second substrate so as to cover at least the movable mirror in a plan view. The direction of an internal stress acting in the in-plane direction of the warp preventing film is parallel to the direction of an internal stress acting in the in-plane direction of the movable mirror and the second electrode.
    Type: Grant
    Filed: August 17, 2011
    Date of Patent: January 31, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Teruyuki Nishimura, Akira Sano, Seiji Yamazaki
  • Patent number: 9547166
    Abstract: A spectroscopic measurement apparatus includes an actuator that is driven by applying a drive voltage, a gap detector that detects a dimension of a gap, and a voltage control section including a feedback loop that controls the drive voltage depending on a detection result of the gap detector. The voltage control section includes a comparator that outputs a voltage signal at a High level VH if an absolute value of a deviation between a drive amount of the actuator and a setting value of the drive amount exceeds a predetermined threshold based on the detection result after a predetermined time elapses from the start of driving of the actuator.
    Type: Grant
    Filed: January 26, 2015
    Date of Patent: January 17, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Ryohei Kuri, Teruyuki Nishimura
  • Publication number: 20160370230
    Abstract: A printer includes a spectroscope that includes a wavelength-selective interference filter on which light from a measurement target is incident and a carriage moving unit that moves the spectroscope in an X direction with respect to the measurement target. The wavelength-selective interference filter includes a pair of reflecting films and an electrostatic actuator that changes a gap dimension between the pair of reflecting films. A first spectroscopic measurement process that performs spectroscopic measurement while the gap dimension between the reflecting films is decreasing and a second spectroscopic measurement process that performs spectroscopic measurement while the gap dimension is increasing are alternately performed during the movement of the spectroscope by the carriage moving unit in the X direction.
    Type: Application
    Filed: June 17, 2016
    Publication date: December 22, 2016
    Inventor: Teruyuki NISHIMURA
  • Patent number: 9506805
    Abstract: A printing apparatus includes: a discharging unit configured to discharge liquid onto a medium: a color measuring unit configured to measure a color of the medium on which the liquid has been discharged; a carriage on which the discharging unit and the color measuring unit are mounted; and a relative transporting unit configured to transport the medium and the carriage with respect to each other. The color measuring unit includes a variable wavelength interference filter configured to change a gap between reflecting films on substrates that face each other with the gap therebetween and shock-absorbing members are provided between the carriage and the color measuring unit.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: November 29, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Ryohei Kuri, Teruyuki Nishimura
  • Patent number: 9429694
    Abstract: A wavelength tunable interference filter, an optical filter device, an optical module, and an electronic apparatus include a fixed substrate, a movable substrate, a fixed reflective film provided on the fixed substrate, a movable reflective film provided on the movable substrate and facing the fixed reflective film with an inter-reflective film gap interposed therebetween, and an electrostatic actuator that changes the size of the inter-reflective film gap. The movable substrate is curved in a convex shape in a direction away from the fixed substrate in an initial state. The reflective film has reflectance characteristics in which the first reflectance at a predetermined first wavelength in a measurement wavelength range is lower than the second reflectance at a second wavelength longer than the first wavelength.
    Type: Grant
    Filed: October 2, 2013
    Date of Patent: August 30, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Teruyuki Nishimura, Hiroshi Komatsu
  • Publication number: 20160176197
    Abstract: A printing apparatus includes: a discharging unit configured to discharge liquid onto a medium: a color measuring unit configured to measure a color of the medium on which the liquid has been discharged; a carriage on which the discharging unit and the color measuring unit are mounted; and a relative transporting unit configured to transport the medium and the carriage with respect to each other. The color measuring unit includes a variable wavelength interference filter configured to change a gap between reflecting films on substrates that face each other with the gap therebetween and shock-absorbing members are provided between the carriage and the color measuring unit.
    Type: Application
    Filed: December 17, 2015
    Publication date: June 23, 2016
    Inventors: Ryohei KURI, Teruyuki NISHIMURA