Patents by Inventor Yasuyuki Matsui

Yasuyuki Matsui 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: 20150227228
    Abstract: There are provided a display panel with a touch detector that allows the touch detection electrodes to be less visible, a touch panel, and an electronic unit having the display panel with a touch detector. The display panel with a touch detector includes: a display layer including a plurality of display elements arranged side by side; and an electrode layer alternately segmented into first regions and second regions along a first direction, the electrode layer including a plurality of first slits arranged side by side to extend in a second direction, and a plurality of second slits each allowing an adjacent pair of the plurality of first slits in the second regions to be in communication with one another.
    Type: Application
    Filed: April 23, 2015
    Publication date: August 13, 2015
    Inventors: Koji Ishizaki, Koji Noguchi, Masanobu Ikeda, Yasuyuki Matsui
  • Patent number: 9081447
    Abstract: A display device with a touch detection function includes a plurality of touch detection electrodes arranged in parallel to extend in one direction, formed with a predetermined electrode pattern including an electrode portion and aperture portions, and each outputting a detection signal based on a change of an electrostatic capacitance in response to an external proximity object, a plurality of display elements formed in a layer different from a layer provided with the touch detection electrodes, and arranged by a predetermined number in a width direction in a region corresponding to the touch detection electrode, and a plurality of dummy electrodes arranged in an inter-detection-electrode region of the plurality of touch detection electrodes. The aperture portions are provided to allow an arrangement area ratio of the touch detection electrode to be almost equal to an arrangement area ratio of the dummy electrodes in the inter-detection-electrode region.
    Type: Grant
    Filed: August 17, 2011
    Date of Patent: July 14, 2015
    Assignee: JAPAN DISPLAY INC.
    Inventors: Koji Ishizaki, Masanobu Ikeda, Yasuyuki Matsui
  • Patent number: 9036094
    Abstract: There are provided a display panel with a touch detector that allows the touch detection electrodes to be less visible, a touch panel, and an electronic unit having the display panel with a touch detector. The display panel with a touch detector includes: a display layer including a plurality of display elements arranged side by side; and an electrode layer alternately segmented into first regions and second regions along a first direction, the electrode layer including a plurality of first slits arranged side by side to extend in a second direction, and a plurality of second slits each allowing an adjacent pair of the plurality of first slits in the second regions to be in communication with one another.
    Type: Grant
    Filed: March 22, 2012
    Date of Patent: May 19, 2015
    Assignee: Japan Display Inc.
    Inventors: Koji Ishizaki, Koji Noguchi, Masanobu Ikeda, Yasuyuki Matsui
  • Patent number: 9001163
    Abstract: A method of driving an image display device including (A) an image display panel in which pixels each having first to fourth subpixels displaying first to third primary colors and fourth color, respectively are arranged in a two-dimensional matrix, and (B) a signal processor, in an i-th image display frame, in the signal processor, first to fourth subpixel output signals are obtained on the basis of at least first to fourth subpixel input signals and a corrected expansion coefficient ??i-0, and output to the first to fourth subpixels, respectively, the maximum value Vmax(S) of luminosity with saturation S in an HSV color space is obtained in the signal processor or stored in the signal processor, and in the i-th image display frame, in the signal processor, (a) saturation Si and luminosity Vi(S) in pixels are obtained, (b) an expansion coefficient ?i-0 is obtained, and (c) the corrected expansion coefficient ??i-0 is determined.
    Type: Grant
    Filed: July 19, 2012
    Date of Patent: April 7, 2015
    Assignee: Japan Display Inc.
    Inventors: Masaaki Kabe, Toshiyuki Nagatsuma, Shunsuke Noichi, Yasuyuki Matsui, Soichiro Kurokawa, Akira Sakaigawa, Amane Higashi
  • Patent number: 8952946
    Abstract: A display panel, ensuring high photo-detection accuracy in a region near a frame area, is provided. The display panel includes: image display elements disposed in an effective display area of a display screen; a light-shielding layer disposed in a frame area around the effective display area; and photo-detection elements disposed in the effective display area or in both of the effective display area and the frame area. The photo-detection elements detect the invisible light. The light-shielding layer transmits invisible light, while shields visible light.
    Type: Grant
    Filed: December 21, 2009
    Date of Patent: February 10, 2015
    Assignee: Sony Corporation
    Inventors: Yoko Fukunaga, Tetsuro Ochi, Daisuke Takama, Yasuyuki Matsui
  • Patent number: 8902141
    Abstract: Disclosed herein is a display apparatus, including: a display pixel section including a plurality of pixels each including a plurality of subpixels arrayed in a two-dimensional lattice pattern; a plurality of pixel switches for individually driving the plural subpixels; and a plurality of scanning lines to each of which a pair of pixel switch groups each including a series of ones of the pixel switches arrayed along one of the two-dimensional directions of the pixel switches are connected; the pair of pixel switch groups being arranged in an opposing relationship to each other with the scanning line interposed.
    Type: Grant
    Filed: June 18, 2009
    Date of Patent: December 2, 2014
    Assignee: Japan Display, Inc.
    Inventors: Koji Noguchi, Yasuyuki Matsui, Masaaki Kabe, Akira Sakaigawa
  • Publication number: 20140333877
    Abstract: An image display apparatus including an image display panel that includes: a first color filter for passing light of a first primary and first auxiliary pixels for displaying the first primary; a second color filter for passing light of a second primary and second auxiliary pixels for displaying the second primary; a third color filter for passing light of a third primary and third auxiliary pixels for displaying the third primary; and fourth auxiliary pixels for displaying a fourth color; the first auxiliary pixels, the second auxiliary pixels, the third auxiliary pixels, and the fourth auxiliary pixels being arranged in a two-dimensional matrix, and a light shielding region disposed at least partly around the peripheral edge of each of the fourth auxiliary pixels.
    Type: Application
    Filed: July 24, 2014
    Publication date: November 13, 2014
    Inventors: Yasuyuki Matsui, Masaaki Kabe, Akira Sakaigawa, Kouji Noguchi, Kenta Seki
  • Patent number: 8823907
    Abstract: An image display apparatus including an image display panel includes: a first color filter for passing light of a first primary and first auxiliary pixels for displaying the first primary; a second color filter for passing light of a second primary and second auxiliary pixels for displaying the second primary; a third color filter for passing light of a third primary and third auxiliary pixels for displaying the third primary; and fourth auxiliary pixels for displaying a fourth color; the first auxiliary pixels, the second auxiliary pixels, the third auxiliary pixels, and the fourth auxiliary pixels being arranged in a two-dimensional matrix, and a light shielding region disposed at least partly around the peripheral edge of each of the fourth auxiliary pixels.
    Type: Grant
    Filed: August 16, 2013
    Date of Patent: September 2, 2014
    Assignee: Japan Display West Inc.
    Inventors: Yasuyuki Matsui, Masaaki Kabe, Akira Sakaigawa, Kouji Noguchi, Kenta Seki
  • Patent number: 8624846
    Abstract: Disclosed herein is a display device including, a display section having a display surface, and capable of displaying information on the display surface, and a light storing section capable of receiving incident light including visible light, absorbing a part of the incident light, and outputting the part of the incident light as an afterglow including non-visible light, wherein a light sensor configured to detect an object to be detected on a side of the display surface on a basis of a non-visible light component of output light from the light storing section is disposed within the display section.
    Type: Grant
    Filed: November 24, 2008
    Date of Patent: January 7, 2014
    Assignee: Japan Display West, Inc.
    Inventors: Yoko Fukunaga, Tsutomu Tanaka, Yasuyuki Matsui, Daisuke Takama
  • Publication number: 20130329172
    Abstract: An image display apparatus including an image display panel includes: a first color filter for passing light of a first primary and first auxiliary pixels for displaying the first primary; a second color filter for passing light of a second primary and second auxiliary pixels for displaying the second primary; a third color filter for passing light of a third primary and third auxiliary pixels for displaying the third primary; and fourth auxiliary pixels for displaying a fourth color; the first auxiliary pixels, the second auxiliary pixels, the third auxiliary pixels, and the fourth auxiliary pixels being arranged in a two-dimensional matrix, and a light shielding region disposed at least partly around the peripheral edge of each of the fourth auxiliary pixels.
    Type: Application
    Filed: August 16, 2013
    Publication date: December 12, 2013
    Applicant: Japan Display West Inc.
    Inventors: Yasuyuki Matsui, Masaaki Kabe, Akira Sakaigawa, Kouji Noguchi, Kenta Seki
  • Patent number: 8605238
    Abstract: An image display apparatus including an image display panel includes: a first color filter for passing light of a first primary and first auxiliary pixels for displaying the first primary; a second color filter for passing light of a second primary and second auxiliary pixels for displaying the second primary; a third color filter for passing light of a third primary and third auxiliary pixels for displaying the third primary; and fourth auxiliary pixels for displaying a fourth color; the first auxiliary pixels, the second auxiliary pixels, the third auxiliary pixels, and the fourth auxiliary pixels being arranged in a two-dimensional matrix, and a light shielding region disposed at least partly around the peripheral edge of each of the fourth auxiliary pixels.
    Type: Grant
    Filed: March 11, 2011
    Date of Patent: December 10, 2013
    Assignee: Japan Display West Inc.
    Inventors: Yasuyuki Matsui, Masaaki Kabe, Akira Sakaigawa, Kouji Noguchi, Kenta Seki
  • Patent number: 8514201
    Abstract: Provided is an image pickup device with which object detection can be performed with a good stability no matter in what use conditions. A display area 21 of an I/O display panel 20 is provided therein with a plurality of main sensors 32 each including, as a photosensitive wavelength region, a wavelength region ??23 of detection light for use to detect any proximity object, and a plurality of auxiliary sensors 33 whose photosensitivity in the wavelength region of the detection light is lower than photosensitivity of the main sensors 32. Moreover, with use of a composite image F derived based on a differential image MC obtained by the main sensors 32 and a differential image HC obtained by the auxiliary sensors 33, object information about the proximity object is acquired. Accordingly, even when the proximity object is moving on the display area 21 of the I/O display panel 20, for example, any false signal can be prevented from being generated in the composite image F.
    Type: Grant
    Filed: October 14, 2009
    Date of Patent: August 20, 2013
    Assignee: Japan Display West, Inc.
    Inventors: Tsutomu Harada, Yasuyuki Matsui, Daisuke Takama, Go Yamanaka, Yoshiharu Nakajima, Hiroshi Mizuhashi, Hideyuki Omori, Ryoichi Tsuzaki
  • Publication number: 20130027441
    Abstract: A method of driving an image display device including (A) an image display panel in which pixels each having first to fourth subpixels displaying first to third primary colors and fourth color, respectively are arranged in a two-dimensional matrix, and (B) a signal processor, in an i-th image display frame, in the signal processor, first to fourth subpixel output signals are obtained on the basis of at least first to fourth subpixel input signals and a corrected expansion coefficient ??i-0, and output to the first to fourth subpixels, respectively, the maximum value Vmax(S) of luminosity with saturation S in an HSV color space is obtained in the signal processor or stored in the signal processor, and in the i-th image display frame, in the signal processor, (a) saturation Si and luminosity Vi(S) in pixels are obtained, (b) an expansion coefficient ?i-0 is obtained, and (c) the corrected expansion coefficient ??i-0 is determined.
    Type: Application
    Filed: July 19, 2012
    Publication date: January 31, 2013
    Applicant: JAPAN DISPLAY WEST, INC.
    Inventors: Masaaki Kabe, Toshiyuki Nagatsuma, Shunsuke Noichi, Yasuyuki Matsui, Soichiro Kurokawa, Akira Sakaigawa, Amane Higashi
  • Publication number: 20120268418
    Abstract: There are provided a display panel with a touch detector that allows the touch detection electrodes to be less visible, a touch panel, and an electronic unit having the display panel with a touch detector. The display panel with a touch detector includes: a display layer including a plurality of display elements arranged side by side; and an electrode layer alternately segmented into first regions and second regions along a first direction, the electrode layer including a plurality of first slits arranged side by side to extend in a second direction, and a plurality of second slits each allowing an adjacent pair of the plurality of first slits in the second regions to be in communication with one another.
    Type: Application
    Filed: March 22, 2012
    Publication date: October 25, 2012
    Applicant: Sony Corporation
    Inventors: Koji Ishizaki, Koji Noguchi, Masanobu Ikeda, Yasuyuki Matsui
  • Patent number: 8199083
    Abstract: A display device. The display device including a display surface, a plurality of pixel areas, a plurality of sensor areas, an optical filter portion, a light shielding portion, and an arithmetically operating portion.
    Type: Grant
    Filed: December 15, 2008
    Date of Patent: June 12, 2012
    Assignee: Sony Corporation
    Inventors: Yoko Fukunaga, Yasuyuki Matsui, Daisuke Takama
  • Publication number: 20120044202
    Abstract: A display unit with a touch detection function includes: a plurality of touch detection electrodes arranged side by side to extend in a direction, each of the touch detection electrodes being formed in a predetermined electrode pattern including electrode portion and opening portion and outputting a detection signal, based on a variation in capacitance due to an external proximity object; and a plurality of display elements formed in a layer different from a layer of the touch detection electrodes, a predetermined number of the display elements being arranged within a width dimension of a region corresponding to each of the touch detection electrodes. The predetermined electrode pattern corresponds to a layout pattern of the display elements.
    Type: Application
    Filed: August 12, 2011
    Publication date: February 23, 2012
    Applicant: SONY CORPORATION
    Inventors: Koji Ishizaki, Koji Noguchi, Takayuki Nakanishi, Yasuyuki Matsui, Masanobu Ikeda
  • Publication number: 20120044203
    Abstract: A display device with a touch detection function includes a plurality of touch detection electrodes arranged in parallel to extend in one direction, formed with a predetermined electrode pattern including an electrode portion and aperture portions, and each outputting a detection signal based on a change of an electrostatic capacitance in response to an external proximity object, a plurality of display elements formed in a layer different from a layer provided with the touch detection electrodes, and arranged by a predetermined number in a width direction in a region corresponding to the touch detection electrode, and a plurality of dummy electrodes arranged in an inter-detection-electrode region of the plurality of touch detection electrodes. The aperture portions are provided to allow an arrangement area ratio of the touch detection electrode to be almost equal to an arrangement area ratio of the dummy electrodes in the inter-detection-electrode region.
    Type: Application
    Filed: August 17, 2011
    Publication date: February 23, 2012
    Applicant: SONY CORPORATION
    Inventors: Koji Ishizaki, Masanobu Ikeda, Yasuyuki Matsui
  • Publication number: 20110234949
    Abstract: An image display apparatus including an image display panel includes: a first color filter for passing light of a first primary and first auxiliary pixels for displaying the first primary; a second color filter for passing light of a second primary and second auxiliary pixels for displaying the second primary; a third color filter for passing light of a third primary and third auxiliary pixels for displaying the third primary; and fourth auxiliary pixels for displaying a fourth color; the first auxiliary pixels, the second auxiliary pixels, the third auxiliary pixels, and the fourth auxiliary pixels being arranged in a two-dimensional matrix, and a light shielding region disposed at least partly around the peripheral edge of each of the fourth auxiliary pixels.
    Type: Application
    Filed: March 11, 2011
    Publication date: September 29, 2011
    Applicant: SONY CORPORATION
    Inventors: Yasuyuki MATSUI, Masaaki KABE
  • Publication number: 20100271336
    Abstract: Provided is an image pickup device with which object detection can be performed with a good stability no matter in what use conditions. A display area 21 of an I/O display panel 20 is provided therein with a plurality of main sensors 32 each including, as a photosensitive wavelength region, a wavelength region ??23 of detection light for use to detect any proximity object, and a plurality of auxiliary sensors 33 whose photosensitivity in the wavelength region of the detection light is lower than photosensitivity of the main sensors 32. Moreover, with use of a composite image F derived based on a differential image MC obtained by the main sensors 32 and a differential image HC obtained by the auxiliary sensors 33, object information about the proximity object is acquired. Accordingly, even when the proximity object is moving on the display area 21 of the I/O display panel 20, for example, any false signal can be prevented from being generated in the composite image F.
    Type: Application
    Filed: October 14, 2009
    Publication date: October 28, 2010
    Applicant: SONY CORPORATION
    Inventors: Tsutomu Harada, Yasuyuki Matsui, Daisuke Takama, Go Yamanaka, Yoshiharu Nakajima, Hiroshi Mizuhashi, Hideyuki Omori, Ryoichi Tsuzaki
  • Publication number: 20100164906
    Abstract: A display panel, ensuring high photo-detection accuracy in a region near a frame area, is provided. The display panel includes: image display elements disposed in an effective display area of a display screen; a light-shielding layer disposed in a frame area around the effective display area; and photo-detection elements disposed in the effective display area or in both of the effective display area and the frame area. The photo-detection elements detect the invisible light. The light-shielding layer transmits invisible light, while shields visible light.
    Type: Application
    Filed: December 21, 2009
    Publication date: July 1, 2010
    Applicant: SONY CORPORATION
    Inventors: Yoko Fukunaga, Tetsuro Ochi, Daisuke Takama, Yasuyuki Matsui