Patents by Inventor Akio Takimoto

Akio Takimoto 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).

  • Publication number: 20240142840
    Abstract: According to one embodiment, an electronic apparatus includes a camera, a first polarizer, a second polarizer, a liquid crystal panel, and a controller controlling the liquid crystal panel. The liquid crystal panel includes a first region and a second region. The controller controls a first opening mode of transmitting light through the first region and the second region, and a second opening mode of making a quantity of light transmitted through the first region smaller than a quantity of light transmitted through the second region.
    Type: Application
    Filed: January 4, 2024
    Publication date: May 2, 2024
    Applicant: Japan Display Inc.
    Inventors: Akio TAKIMOTO, Toshiki KANEKO, Takuo KAITOH, Kazuhiro NISHIYAMA, Hiroyuki KIMURA
  • Publication number: 20240071128
    Abstract: A detection device includes a plurality of optical sensors arranged in a detection area, a light source configured to emit light that is emitted to an object to be detected and is detected by the optical sensors, and a processor configured to perform processing based on outputs from the optical sensors. The processor is configured to determine, based on the outputs of the respective optical sensors obtained at a cycle of a predetermined period, an optical sensor an output of which is to be employed from among the optical sensors.
    Type: Application
    Filed: November 3, 2023
    Publication date: February 29, 2024
    Inventors: Hirofumi KATO, Makoto UCHIDA, Takanori TSUNASHIMA, Takashi NAKAMURA, Akio TAKIMOTO, Takao SOMEYA, Tomoyuki YOKOTA
  • Patent number: 11914258
    Abstract: According to one embodiment, an electronic apparatus includes a camera, a first polarizer, a second polarizer, a liquid crystal panel, and a controller controlling the liquid crystal panel. The liquid crystal panel includes a first region and a second region. The controller controls a first opening mode of transmitting light through the first region and the second region, and a second opening mode of making a quantity of light transmitted through the first region smaller than a quantity of light transmitted through the second region.
    Type: Grant
    Filed: December 29, 2022
    Date of Patent: February 27, 2024
    Assignee: Japan Display Inc.
    Inventors: Akio Takimoto, Toshiki Kaneko, Takuo Kaitoh, Kazuhiro Nishiyama, Hiroyuki Kimura
  • Patent number: 11888080
    Abstract: A detection device is provided. The detection device includes a sensor base; a plurality of photoelectric conversion elements that are provided in a detection area of the sensor base and are configured to receive light incident thereon and output signals corresponding to the received light; a plurality of switching elements provided in the respective photoelectric conversion elements; a plurality of gate lines that are coupled to the switching elements and extend in a first direction; a first light source configured to emit first light having a first maximum emission wavelength; and a second light source configured to emit second light having a second maximum emission wavelength.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: January 30, 2024
    Assignee: Japan Display Inc.
    Inventors: Hirofumi Kato, Takanori Tsunashima, Makoto Uchida, Takashi Nakamura, Akio Takimoto, Takao Someya, Tomoyuki Yokota
  • Patent number: 11854299
    Abstract: A detection device includes a plurality of optical sensors arranged in a detection area, a light source configured to emit light that is emitted to an object to be detected and is detected by the optical sensors, and a processor configured to perform processing based on outputs from the optical sensors. The processor is configured to determine, based on the outputs of the respective optical sensors obtained at a cycle of a predetermined period, an optical sensor an output of which is to be employed from among the optical sensors.
    Type: Grant
    Filed: October 13, 2021
    Date of Patent: December 26, 2023
    Assignees: Japan Display Inc., The University of Tokyo
    Inventors: Hirofumi Kato, Makoto Uchida, Takanori Tsunashima, Takashi Nakamura, Akio Takimoto, Takao Someya, Tomoyuki Yokota
  • Patent number: 11815774
    Abstract: According to one embodiment, an electronic device includes a liquid crystal panel and a camera. The liquid crystal panel includes a display area and an incident light control area. The display area includes a pixel electrode. The camera overlaps the incident light control area. The incident light control area includes an annular line, and a control electrode formed inside the annular line to be connected to the annular line. A time to apply a voltage to the control electrode is shorter than a time to apply a voltage to the pixel electrode.
    Type: Grant
    Filed: February 8, 2022
    Date of Patent: November 14, 2023
    Assignee: Japan Display Inc.
    Inventors: Kazuhiro Nishiyama, Akio Takimoto, Toshiki Kaneko, Takuo Kaitoh, Hiroyuki Kimura
  • Publication number: 20230221601
    Abstract: According to one embodiment, a camera module includes an imaging device, a liquid crystal panel having an incident light control area, and a lens. The liquid crystal panel has a plurality of electrodes located in the incident light control area. The imaging device acquires information of light transmitted through the incident light control area of the liquid crystal panel and the lens.
    Type: Application
    Filed: March 16, 2023
    Publication date: July 13, 2023
    Inventors: Yoshiro AOKI, Akio TAKIMOTO, Hiroyuki KIMURA, Miharu MATSUSHIMA, Hirondo NAKATOGAWA, Hitoshi TANAKA
  • Publication number: 20230194920
    Abstract: According to one embodiment, an electronic apparatus includes a camera, a liquid crystal panel including a display portion overlaid on the camera, a light guide having a first side surface and a main surface opposed to the liquid crystal panel and a first through hole, and a light source opposed to the first side surface. The camera is provided in the first through hole.
    Type: Application
    Filed: February 13, 2023
    Publication date: June 22, 2023
    Applicant: Japan Display Inc.
    Inventors: Akio TAKIMOTO, Toshiki KANEKO, Takuo KAITOH, Kazuhiro NISHIYAMA, Hiroyuki KIMURA
  • Patent number: 11668972
    Abstract: According to one embodiment, an electronic apparatus includes a camera, a liquid crystal panel including a display portion overlaid on the camera, a light guide having a first side surface and a main surface opposed to the liquid crystal panel and a first through hole, and a light source opposed to the first side surface. The camera is provided in the first through hole.
    Type: Grant
    Filed: December 3, 2020
    Date of Patent: June 6, 2023
    Assignee: Japan Display Inc.
    Inventors: Akio Takimoto, Toshiki Kaneko, Takuo Kaitoh, Kazuhiro Nishiyama, Hiroyuki Kimura
  • Publication number: 20230137206
    Abstract: According to one embodiment, an electronic apparatus includes a camera, a first polarizer, a second polarizer, a liquid crystal panel, and a controller controlling the liquid crystal panel. The liquid crystal panel includes a first region and a second region. The controller controls a first opening mode of transmitting light through the first region and the second region, and a second opening mode of making a quantity of light transmitted through the first region smaller than a quantity of light transmitted through the second region.
    Type: Application
    Filed: December 29, 2022
    Publication date: May 4, 2023
    Applicant: Japan Display Inc.
    Inventors: Akio TAKIMOTO, Toshiki KANEKO, Takuo KAITOH, Kazuhiro NISHIYAMA, Hiroyuki KIMURA
  • Patent number: 11599001
    Abstract: According to one embodiment, an electronic apparatus includes a camera, a first polarizer, a second polarizer, a liquid crystal panel, and a controller controlling the liquid crystal panel. The liquid crystal panel includes a first region and a second region. The controller controls a first opening mode of transmitting light through the first region and the second region, and a second opening mode of making a quantity of light transmitted through the first region smaller than a quantity of light transmitted through the second region.
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: March 7, 2023
    Assignee: Japan Display Inc.
    Inventors: Akio Takimoto, Toshiki Kaneko, Takuo Kaitoh, Kazuhiro Nishiyama, Hiroyuki Kimura
  • Patent number: 11531225
    Abstract: According to one embodiment, an electronic equipment includes a liquid crystal panel including a display portion, a polarizer superposed on the display portion, and a detection element superposed on the liquid crystal panel and the polarizer to detect infrared rays through the liquid crystal panel and the polarizer.
    Type: Grant
    Filed: November 23, 2021
    Date of Patent: December 20, 2022
    Assignee: Japan Display Inc.
    Inventors: Akio Takimoto, Toshiki Kaneko, Takuo Kaitoh, Kazuhiro Nishiyama, Hiroyuki Kimura
  • Publication number: 20220368785
    Abstract: According to one embodiment, an electronic device includes a light shutter panel including an incident light control area, an optical member including a lens and facing the incident light control area, and an imaging device configured to convert light which passed through the incident light control area of the light shutter panel and the optical member to image data. The incident light control area includes a first annular light-shielding area, a circular incident light control area surrounded by the first annular light-shielding area, and a plurality of annular incident light control areas located between the first annular light-shielding area and the circular incident light control area and having a multiple shape.
    Type: Application
    Filed: July 27, 2022
    Publication date: November 17, 2022
    Inventors: Yoshiro AOKI, Hiroyuki KIMURA, Akio TAKIMOTO
  • Publication number: 20220365389
    Abstract: According to one embodiment, an electronic device includes a liquid crystal panel and a camera. The liquid crystal panel includes a display area, an incident light control area, and an emitted light control area. The camera includes a light-entering surface and a light source. The liquid crystal panel is configured to selectively transmit visible light emitted from the light source in the emitted light control area and to selectively transmit visible light from outside in order to cause visible light to enter the camera from the outside in the incident light control area.
    Type: Application
    Filed: July 26, 2022
    Publication date: November 17, 2022
    Inventors: Yoshiro AOKI, Akio TAKIMOTO, Nobuyuki SUZUKI, Yoshiomi YOSHII, Hirondo NAKATOGAWA
  • Publication number: 20220320440
    Abstract: A method for manufacturing a photoelectric conversion element according to an aspect includes an active layer forming step of forming an active layer having a repeating unit represented by Chemical Formula 1. The active layer forming step includes: a first layer forming step of forming a first layer by applying polyamic acid serving as a precursor; a first heating step of heating the first layer at 120° C. for 20 minutes to 60 minutes; and a second heating step of heating the first layer at 230° C. to 280° C. for 10 minutes.
    Type: Application
    Filed: March 18, 2022
    Publication date: October 6, 2022
    Applicant: Japan Display Inc.
    Inventors: Yasushi TOMIOKA, Akio TAKIMOTO
  • Patent number: 11436859
    Abstract: A fingerprint detection device includes a substrate, a plurality of photoelectric conversion elements that are provided to the substrate and each output a signal corresponding to light emitted thereto, a plurality of signal lines coupled to the photoelectric conversion elements, a detection circuit that is electrically coupled to the photoelectric conversion elements through the signal lines, and a signal line selection circuit that switches the number of the signal lines to be coupled to the one detection circuit.
    Type: Grant
    Filed: April 19, 2021
    Date of Patent: September 6, 2022
    Assignee: Japan Display Inc.
    Inventors: Takashi Nakamura, Makoto Uchida, Takanori Tsunashima, Hirofumi Kato, Akio Takimoto
  • Publication number: 20220190038
    Abstract: According to an aspect of the present disclosure, a detection device includes: a substrate; a plurality of first optical sensors provided in a detection area of the substrate and comprising an organic material layer having a photovoltaic effect; and at least one or more second optical sensors provided on the substrate and comprising an inorganic material layer having a photovoltaic effect.
    Type: Application
    Filed: March 7, 2022
    Publication date: June 16, 2022
    Applicant: Japan Display Inc.
    Inventors: Masahiro TADA, Takashi NAKAMURA, Akio TAKIMOTO
  • Publication number: 20220163858
    Abstract: According to one embodiment, an electronic device includes a liquid crystal panel and a camera. The liquid crystal panel includes a display area and an incident light control area. The display area includes a pixel electrode. The camera overlaps the incident light control area. The incident light control area includes an annular line, and a control electrode formed inside the annular line to be connected to the annular line. A time to apply a voltage to the control electrode is shorter than a time to apply a voltage to the pixel electrode.
    Type: Application
    Filed: February 8, 2022
    Publication date: May 26, 2022
    Applicant: Japan Display Inc.
    Inventors: Kazuhiro NISHIYAMA, Akio TAKIMOTO, Toshiki KANEKO, Takuo KAITOH, Hiroyuki Kimura
  • Publication number: 20220082883
    Abstract: According to one embodiment, an electronic equipment includes a liquid crystal panel including a display portion, a polarizer superposed on the display portion, and a detection element superposed on the liquid crystal panel and the polarizer to detect infrared rays through the liquid crystal panel and the polarizer.
    Type: Application
    Filed: November 23, 2021
    Publication date: March 17, 2022
    Applicant: Japan Display Inc.
    Inventors: Akio TAKIMOTO, Toshiki KANEKO, Takuo KAITOH, Kazuhiro NISHIYAMA, Hiroyuki KIMURA
  • Publication number: 20220036036
    Abstract: A detection device includes a plurality of optical sensors arranged in a detection area, a light source configured to emit light that is emitted to an object to be detected and is detected by the optical sensors, and a processor configured to perform processing based on outputs from the optical sensors. The processor is configured to determine, based on the outputs of the respective optical sensors obtained at a cycle of a predetermined period, an optical sensor an output of which is to be employed from among the optical sensors.
    Type: Application
    Filed: October 13, 2021
    Publication date: February 3, 2022
    Inventors: Hirofumi KATO, Makoto UCHIDA, Takanori TSUNASHIMA, Takashi NAKAMURA, Akio TAKIMOTO, Takao SOMEYA, Tomoyuki YOKOTA