Patents by Inventor Tetsuo Fukami

Tetsuo Fukami 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: 20190250762
    Abstract: Provided is a display panel including: a plurality of pixel electrodes divided into a plurality of groups; and a plurality of common electrodes arranged at a ratio of one to a plurality of pixel electrodes included in one of the plurality of groups. Each of a plurality of sensor electrode lines overlaps with corresponding one of a plurality of data signal lines in plan view. The plurality of sensor electrode lines and each of the plurality of common electrodes overlap each other in plan view. The each of the plurality of common electrodes is electrically connected to the plurality of sensor electrode lines. At least one insulating film is formed between each of a region between the data signal lines and the sensor electrode lines, a region between the sensor electrode lines and the common electrodes, and a region between the common electrodes and the pixel electrodes.
    Type: Application
    Filed: April 25, 2019
    Publication date: August 15, 2019
    Inventors: Toshiyuki AOYAMA, Tetsuo FUKAMI, Daisuke KAJITA, Kazushige TAKAGI
  • Patent number: 10317722
    Abstract: A pixel section which is a display region, and a frame section which is a non-display region surrounding a periphery of the pixel section are defined in a display device. The display device comprises a first display panel including: a first substrate; a second substrate disposed opposite to the first substrate and including a light shielding layer; and a plurality of spacers formed between these two substrate. The second substrate includes a first frame area constituting a portion disposed in the frame section. The first frame area includes a light shielding forming region and a light shielding non-forming region. A spacer disposed in the frame section among the plurality of spacers is formed on the light shielding forming region in the first frame area. The light shielding non-forming region is disposed around the spacer disposed on the light shielding forming region.
    Type: Grant
    Filed: March 28, 2017
    Date of Patent: June 11, 2019
    Assignee: Panasonic Liquid Crystal Display Co., Ltd.
    Inventor: Tetsuo Fukami
  • Patent number: 10318060
    Abstract: Provided is a display panel including: a plurality of pixel electrodes divided into a plurality of groups; and a plurality of common electrodes arranged at a ratio of one to a plurality of pixel electrodes included in one of the plurality of groups. Each of a plurality of sensor electrode lines overlaps with corresponding one of a plurality of data signal lines in plan view. The plurality of sensor electrode lines and each of the plurality of common electrodes overlap each other in plan view. The each of the plurality of common electrodes is electrically connected to the plurality of sensor electrode lines. At least one insulating film is formed between each of a region between the data signal lines and the sensor electrode lines, a region between the sensor electrode lines and the common electrodes, and a region between the common electrodes and the pixel electrodes.
    Type: Grant
    Filed: January 24, 2018
    Date of Patent: June 11, 2019
    Assignees: Panasonic Liquid Crystal Display Co., Ltd., Panasonic Corporation
    Inventors: Toshiyuki Aoyama, Tetsuo Fukami, Daisuke Kajita, Kazushige Takagi
  • Publication number: 20190147812
    Abstract: A display device includes a first display panel disposed closer to an observer and a second display panel disposed farther from the observer than the first display panel. An image display region of the second display panel is larger than an image display region of the first display panel.
    Type: Application
    Filed: January 10, 2019
    Publication date: May 16, 2019
    Inventors: Toshikazu KOUDO, Tetsuo FUKAMI
  • Patent number: 10248253
    Abstract: Provided is a display panel including: a plurality of pixel electrodes divided into a plurality of groups; and a plurality of common electrodes arranged at a ratio of one to a plurality of pixel electrodes included in one of the plurality of groups. Each of a plurality of sensor electrode lines overlaps with corresponding one of a plurality of data signal lines in plan view. The plurality of sensor electrode lines and each of the plurality of common electrodes overlap each other in plan view. The each of the plurality of common electrodes is electrically connected to the plurality of sensor electrode lines. At least one insulating film is formed between each of a region between the data signal lines and the sensor electrode lines, a region between the sensor electrode lines and the common electrodes, and a region between the common electrodes and the pixel electrodes.
    Type: Grant
    Filed: January 24, 2018
    Date of Patent: April 2, 2019
    Assignees: Panasonic Liquid Crystal Display Co., Ltd., Panasonic Corporation
    Inventors: Toshiyuki Aoyama, Tetsuo Fukami, Daisuke Kajita, Kazushige Takagi
  • Patent number: 10056496
    Abstract: A method of manufacturing a display device is provided. The display device includes a display region divided into a first display region and a second display region by a border region extending in the second direction, a plurality of data lines including a plurality of first data lines arranged in the first display region, and a plurality of second data lines arranged in the second display region. Each of the plurality of first data lines and each of the plurality of second data lines are electrically isolated from each other. The method includes steps of forming a plurality of conductive lines on a substrate extending from a top side to a bottom side of the display region in the first direction, and separating the plurality of conductive lines into the plurality of first data lines and the plurality of second data lines.
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: August 21, 2018
    Assignee: Panasonic Liquid Crystal Display Co., Ltd
    Inventors: Tetsuo Fukami, Ryutaro Oke
  • Publication number: 20180150180
    Abstract: Provided is a display panel including: a plurality of pixel electrodes divided into a plurality of groups; and a plurality of common electrodes arranged at a ratio of one to a plurality of pixel electrodes included in one of the plurality of groups. Each of a plurality of sensor electrode lines overlaps with corresponding one of a plurality of data signal lines in plan view. The plurality of sensor electrode lines and each of the plurality of common electrodes overlap each other in plan view. The each of the plurality of common electrodes is electrically connected to the plurality of sensor electrode lines. At least one insulating film is formed between each of a region between the data signal lines and the sensor electrode lines, a region between the sensor electrode lines and the common electrodes, and a region between the common electrodes and the pixel electrodes.
    Type: Application
    Filed: January 24, 2018
    Publication date: May 31, 2018
    Inventors: Toshiyuki AOYAMA, Tetsuo FUKAMI, Daisuke KAJITA, Kazushige TAKAGI
  • Publication number: 20180150181
    Abstract: Provided is a display panel including: a plurality of pixel electrodes divided into a plurality of groups; and a plurality of common electrodes arranged at a ratio of one to a plurality of pixel electrodes included in one of the plurality of groups. Each of a plurality of sensor electrode lines overlaps with corresponding one of a plurality of data signal lines in plan view. The plurality of sensor electrode lines and each of the plurality of common electrodes overlap each other in plan view. The each of the plurality of common electrodes is electrically connected to the plurality of sensor electrode lines. At least one insulating film is formed between each of a region between the data signal lines and the sensor electrode lines, a region between the sensor electrode lines and the common electrodes, and a region between the common electrodes and the pixel electrodes.
    Type: Application
    Filed: January 24, 2018
    Publication date: May 31, 2018
    Inventors: Toshiyuki AOYAMA, Tetsuo FUKAMI, Daisuke KAJITA, Kazushige TAKAGI
  • Publication number: 20180130438
    Abstract: A driving circuit including an output circuit that outputs a signal to a lead line electrically connected to a signal line provided in a display panel; and an output transistor that is provided in the output circuit and connected to an output terminal of the output circuit. An on-resistance value of the output transistor is set according to a resistance value of the lead line electrically connected to the output transistor.
    Type: Application
    Filed: January 8, 2018
    Publication date: May 10, 2018
    Inventors: Yoshihiro IMAJO, Masahiro ISHII, Kenta ENDO, Tetsuo FUKAMI
  • Publication number: 20180097121
    Abstract: A method of manufacturing a display device is provided. The display device includes a display region divided into a first display region and a second display region by a border region extending in the second direction, a plurality of data lines including a plurality of first data lines arranged in the first display region, and a plurality of second data lines arranged in the second display region. Each of the plurality of first data lines and each of the plurality of second data lines are electrically isolated from each other. The method includes steps of forming a plurality of conductive lines on a substrate extending from a top side to a bottom side of the display region in the first direction, and separating the plurality of conductive lines into the plurality of first data lines and the plurality of second data lines.
    Type: Application
    Filed: December 7, 2017
    Publication date: April 5, 2018
    Inventors: Tetsuo FUKAMI, Ryutaro OKE
  • Patent number: 9910530
    Abstract: Provided is a display panel including: a plurality of pixel electrodes divided into a plurality of groups; and a plurality of common electrodes arranged at a ratio of one to a plurality of pixel electrodes included in one of the plurality of groups. Each of a plurality of sensor electrode lines overlaps with corresponding one of a plurality of data signal lines in plan view. The plurality of sensor electrode lines and each of the plurality of common electrodes overlap each other in plan view. The each of the plurality of common electrodes is electrically connected to the plurality of sensor electrode lines. At least one insulating film is formed between each of a region between the data signal lines and the sensor electrode lines, a region between the sensor electrode lines and the common electrodes, and a region between the common electrodes and the pixel electrodes.
    Type: Grant
    Filed: April 8, 2015
    Date of Patent: March 6, 2018
    Assignees: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD., PANASONIC CORPORATION
    Inventors: Toshiyuki Aoyama, Tetsuo Fukami, Daisuke Kajita, Kazushige Takagi
  • Patent number: 9871142
    Abstract: A method of manufacturing a display device is provided. The display device includes a display region divided into a first display region and a second display region by a border region extending in the second direction, a plurality of data lines including a plurality of first data lines arranged in the first display region, and a plurality of second data lines arranged in the second display region. Each of the plurality of first data lines and each of the plurality of second data lines are electrically isolated from each other. The method includes steps of forming a plurality of conductive lines on a substrate extending from a top side to a bottom side of the display region in the first direction, and separating the plurality of conductive lines into the plurality of first data lines and the plurality of second data lines.
    Type: Grant
    Filed: June 18, 2015
    Date of Patent: January 16, 2018
    Assignee: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
    Inventors: Tetsuo Fukami, Ryutaro Oke
  • Publication number: 20180004035
    Abstract: A pixel section which is a display region, and a frame section which is a non-display region surrounding a periphery of the pixel section are defined in a display device. The display device comprises a first display panel including: a first substrate; a second substrate disposed opposite to the first substrate and including a light shielding layer; and a plurality of spacers formed between these two substrate. The second substrate includes a first frame area constituting a portion disposed in the frame section. The first frame area includes a light shielding forming region and a light shielding non-forming region. A spacer disposed in the frame section among the plurality of spacers is formed on the light shielding forming region in the first frame area. The light shielding non-forming region is disposed around the spacer disposed on the light shielding forming region.
    Type: Application
    Filed: March 28, 2017
    Publication date: January 4, 2018
    Inventor: Tetsuo FUKAMI
  • Publication number: 20170092182
    Abstract: A display device comprises: selector transistors in each of which one of conductive electrodes is connected to each of ends of gate lines, the selector transistor being divided into a plurality; selection signal supplying wirings each of which is provided in each block, and connected to each control electrode of the selector transistors corresponding to the block; gate voltage supplying wirings that are commonly connected to the other conductive electrode of each of the selector transistors; a gate driver that sequentially supplies a gate voltage to the gate voltage supplying wirings while supplying a control voltage to the selection signal supplying wiring in order to on or off the selector transistor, and a light shielding part that is disposed between at least the two adjacent blocks.
    Type: Application
    Filed: September 29, 2016
    Publication date: March 30, 2017
    Inventors: Tetsuo FUKAMI, Masahiro ISHII
  • Publication number: 20160372074
    Abstract: A method of manufacturing a display device is provided. The display device includes a display region divided into a first display region and a second display region by a border region extending in the second direction, a plurality of data lines including a plurality of first data lines arranged in the first display region, and a plurality of second data lines arranged in the second display region. Each of the plurality of first data lines and each of the plurality of second data lines are electrically isolated from each other. The method includes steps of forming a plurality of conductive lines on a substrate extending from a top side to a bottom side of the display region in the first direction, and separating the plurality of conductive lines into the plurality of first data lines and the plurality of second data lines.
    Type: Application
    Filed: June 18, 2015
    Publication date: December 22, 2016
    Inventors: Tetsuo FUKAMI, Ryutaro OKE
  • Patent number: 9488887
    Abstract: On a first substrate for a display device, gate lines, data lines, pixel electrodes, a common electrode, thin film transistors, connection wirings that correspond to the data lines, respectively, and are connected to a data line driving circuit, protection circuits, and a control line connected to the protection circuits are formed. The data lines are electrically connected to the connection wirings via the protection circuits. The connection wirings are formed in the same layer as the gate lines. The control lines is formed of the same material as that of the common electrode, and then, receives a common voltage.
    Type: Grant
    Filed: March 4, 2014
    Date of Patent: November 8, 2016
    Assignee: Panasonic Liquid Crystal Display Co., Ltd.
    Inventor: Tetsuo Fukami
  • Publication number: 20160253023
    Abstract: Provided is a display panel including: a plurality of pixel electrodes divided into a plurality of groups; and a plurality of common electrodes arranged at a ratio of one to a plurality of pixel electrodes included in one of the plurality of groups. Each of a plurality of sensor electrode lines overlaps with corresponding one of a plurality of data signal lines in plan view. The plurality of sensor electrode lines and each of the plurality of common electrodes overlap each other in plan view. The each of the plurality of common electrodes is electrically connected to the plurality of sensor electrode lines. At least one insulating film is formed between each of a region between the data signal lines and the sensor electrode lines, a region between the sensor electrode lines and the common electrodes, and a region between the common electrodes and the pixel electrodes.
    Type: Application
    Filed: April 8, 2015
    Publication date: September 1, 2016
    Inventors: Toshiyuki AOYAMA, Tetsuo FUKAMI, Daisuke KAJITA, Kazushige TAKAGI
  • Publication number: 20160253024
    Abstract: Provided is a display panel including: a plurality of pixel electrodes divided into a plurality of groups; and a plurality of common electrodes arranged at a ratio of one to a plurality of pixel electrodes included in one of the plurality of groups. A plurality of sensor electrode lines are arranged in the same layer as a plurality of data signal lines. The plurality of sensor electrode lines and each of the plurality of common electrodes overlap each other in plan view. The each of the plurality of common electrodes is electrically connected to at least one of the plurality of sensor electrode lines. At least one insulating film is formed between each of a region between the data signal lines and the sensor electrode lines, a region between the sensor electrode lines and the common electrodes, and a region between the common electrodes and the pixel electrodes.
    Type: Application
    Filed: April 8, 2015
    Publication date: September 1, 2016
    Inventors: Toshiyuki AOYAMA, Tetsuo FUKAMI, Daisuke KAJITA, Kazushige TAKAGI
  • Patent number: 9286842
    Abstract: A liquid crystal display device which includes a plurality of OCB liquid crystal pixels arrayed substantially in a matrix, and a driver circuit which cyclically writes a non-video signal and a video signal as a pixel voltage in each of the liquid crystal pixels. The liquid crystal display device further includes a control circuit which sets a first period and a second period different in length from the first period such that a total time length of the first period and the second period does not exceed one frame period, and controls the driver circuit to execute write of the non-video signal for the liquid crystal pixels in the first period and to execute write of the video signal for the liquid crystal pixels PX in the second period.
    Type: Grant
    Filed: September 26, 2006
    Date of Patent: March 15, 2016
    Assignee: JAPAN DISPLAY INC.
    Inventors: Yukio Tanaka, Kenji Nakao, Tetsuo Fukami, Kazuhiro Nishiyama
  • Publication number: 20150160523
    Abstract: On a first substrate for a display device, gate lines, data lines, pixel electrodes, a common electrode, thin film transistors, connection wirings that correspond to the data lines, respectively, and are connected to a data line driving circuit, protection circuits, and a control line connected to the protection circuits are formed. The data lines are electrically connected to the connection wirings via the protection circuits. The connection wirings are formed in the same layer as the gate lines. The control lines is formed of the same material as that of the common electrode, and then, receives a common voltage.
    Type: Application
    Filed: March 4, 2014
    Publication date: June 11, 2015
    Applicant: Panasonic Liquid Crystal Display Co., Ltd.
    Inventor: Tetsuo FUKAMI