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).
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Publication number: 20240142840Abstract: 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: ApplicationFiled: January 4, 2024Publication date: May 2, 2024Applicant: Japan Display Inc.Inventors: Akio TAKIMOTO, Toshiki KANEKO, Takuo KAITOH, Kazuhiro NISHIYAMA, Hiroyuki KIMURA
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Publication number: 20240071128Abstract: 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: ApplicationFiled: November 3, 2023Publication date: February 29, 2024Inventors: Hirofumi KATO, Makoto UCHIDA, Takanori TSUNASHIMA, Takashi NAKAMURA, Akio TAKIMOTO, Takao SOMEYA, Tomoyuki YOKOTA
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Patent number: 11914258Abstract: 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: GrantFiled: December 29, 2022Date of Patent: February 27, 2024Assignee: Japan Display Inc.Inventors: Akio Takimoto, Toshiki Kaneko, Takuo Kaitoh, Kazuhiro Nishiyama, Hiroyuki Kimura
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Patent number: 11888080Abstract: 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: GrantFiled: June 25, 2021Date of Patent: January 30, 2024Assignee: Japan Display Inc.Inventors: Hirofumi Kato, Takanori Tsunashima, Makoto Uchida, Takashi Nakamura, Akio Takimoto, Takao Someya, Tomoyuki Yokota
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Patent number: 11854299Abstract: 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: GrantFiled: October 13, 2021Date of Patent: December 26, 2023Assignees: Japan Display Inc., The University of TokyoInventors: Hirofumi Kato, Makoto Uchida, Takanori Tsunashima, Takashi Nakamura, Akio Takimoto, Takao Someya, Tomoyuki Yokota
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Patent number: 11815774Abstract: 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: GrantFiled: February 8, 2022Date of Patent: November 14, 2023Assignee: Japan Display Inc.Inventors: Kazuhiro Nishiyama, Akio Takimoto, Toshiki Kaneko, Takuo Kaitoh, Hiroyuki Kimura
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Publication number: 20230221601Abstract: 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: ApplicationFiled: March 16, 2023Publication date: July 13, 2023Inventors: Yoshiro AOKI, Akio TAKIMOTO, Hiroyuki KIMURA, Miharu MATSUSHIMA, Hirondo NAKATOGAWA, Hitoshi TANAKA
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Publication number: 20230194920Abstract: 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: ApplicationFiled: February 13, 2023Publication date: June 22, 2023Applicant: Japan Display Inc.Inventors: Akio TAKIMOTO, Toshiki KANEKO, Takuo KAITOH, Kazuhiro NISHIYAMA, Hiroyuki KIMURA
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Patent number: 11668972Abstract: 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: GrantFiled: December 3, 2020Date of Patent: June 6, 2023Assignee: Japan Display Inc.Inventors: Akio Takimoto, Toshiki Kaneko, Takuo Kaitoh, Kazuhiro Nishiyama, Hiroyuki Kimura
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Publication number: 20230137206Abstract: 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: ApplicationFiled: December 29, 2022Publication date: May 4, 2023Applicant: Japan Display Inc.Inventors: Akio TAKIMOTO, Toshiki KANEKO, Takuo KAITOH, Kazuhiro NISHIYAMA, Hiroyuki KIMURA
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Patent number: 11599001Abstract: 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: GrantFiled: December 18, 2020Date of Patent: March 7, 2023Assignee: Japan Display Inc.Inventors: Akio Takimoto, Toshiki Kaneko, Takuo Kaitoh, Kazuhiro Nishiyama, Hiroyuki Kimura
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Patent number: 11531225Abstract: 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: GrantFiled: November 23, 2021Date of Patent: December 20, 2022Assignee: Japan Display Inc.Inventors: Akio Takimoto, Toshiki Kaneko, Takuo Kaitoh, Kazuhiro Nishiyama, Hiroyuki Kimura
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Publication number: 20220368785Abstract: 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: ApplicationFiled: July 27, 2022Publication date: November 17, 2022Inventors: Yoshiro AOKI, Hiroyuki KIMURA, Akio TAKIMOTO
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Publication number: 20220365389Abstract: 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: ApplicationFiled: July 26, 2022Publication date: November 17, 2022Inventors: Yoshiro AOKI, Akio TAKIMOTO, Nobuyuki SUZUKI, Yoshiomi YOSHII, Hirondo NAKATOGAWA
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Publication number: 20220320440Abstract: 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: ApplicationFiled: March 18, 2022Publication date: October 6, 2022Applicant: Japan Display Inc.Inventors: Yasushi TOMIOKA, Akio TAKIMOTO
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Patent number: 11436859Abstract: 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: GrantFiled: April 19, 2021Date of Patent: September 6, 2022Assignee: Japan Display Inc.Inventors: Takashi Nakamura, Makoto Uchida, Takanori Tsunashima, Hirofumi Kato, Akio Takimoto
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Publication number: 20220190038Abstract: 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: ApplicationFiled: March 7, 2022Publication date: June 16, 2022Applicant: Japan Display Inc.Inventors: Masahiro TADA, Takashi NAKAMURA, Akio TAKIMOTO
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Publication number: 20220163858Abstract: 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: ApplicationFiled: February 8, 2022Publication date: May 26, 2022Applicant: Japan Display Inc.Inventors: Kazuhiro NISHIYAMA, Akio TAKIMOTO, Toshiki KANEKO, Takuo KAITOH, Hiroyuki Kimura
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Publication number: 20220082883Abstract: 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: ApplicationFiled: November 23, 2021Publication date: March 17, 2022Applicant: Japan Display Inc.Inventors: Akio TAKIMOTO, Toshiki KANEKO, Takuo KAITOH, Kazuhiro NISHIYAMA, Hiroyuki KIMURA
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Publication number: 20220036036Abstract: 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: ApplicationFiled: October 13, 2021Publication date: February 3, 2022Inventors: Hirofumi KATO, Makoto UCHIDA, Takanori TSUNASHIMA, Takashi NAKAMURA, Akio TAKIMOTO, Takao SOMEYA, Tomoyuki YOKOTA