Patents by Inventor Kozo Ikeno
Kozo Ikeno 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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Patent number: 10684730Abstract: According to one embodiment, an electronic apparatus includes a sensor-equipped display device including a display device and a sensor which outputs information for detecting a contact position on the display device, a display driver which outputs a driving signal to the sensor based on one setting table, an application processor which outputs a table selection signal specifying a setting table and a sensor setting signal specifying a driving method of the sensor to the display driver, and a sensing circuit which outputs a dataset including three-dimensional information of a coordinate of a position on the display device and a physical quantity at the coordinate to the application processor, and outputs a table selection request signal generated based on the table selection signal, and a control signal which controls driving timing of the sensor to the display driver, the control signal having generated based on the sensor setting signal.Type: GrantFiled: July 10, 2017Date of Patent: June 16, 2020Assignee: Japan Display Inc.Inventors: Kohei Azumi, Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Makoto Hayashi, Hiroshi Mizuhashi, Kozo Ikeno, Yoshitoshi Kida
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Patent number: 9823776Abstract: According to one embodiment, an electronic apparatus, includes a sensor-equipped display device includes a display device and a sensor configured to detect a contact or proximate position, a display driver configured to output an image display signal to the display device and to output a drive signal to the sensor, a detecting circuit configured to generate, based on the information from the sensor, raw data (Raw data) including three-dimensional information of coordinates of a position on the display device and a physical quantity at the coordinates, and an application processor configured to discriminate whether a part of the region in the display area should be further sensed or not, based on the raw data, and if the part of the region is further sensed, to output the range of the display device to be further sensed and the timing of driving the sensor to the display driver.Type: GrantFiled: January 4, 2017Date of Patent: November 21, 2017Assignee: Japan Display Inc.Inventors: Yoshitoshi Kida, Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Kohei Azumi, Makoto Hayashi, Hiroshi Mizuhashi, Kozo Ikeno
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Publication number: 20170308207Abstract: According to one embodiment, an electronic apparatus includes a sensor-equipped display device including a display device and a sensor which outputs information for detecting a contact position on the display device, a display driver which outputs a driving signal to the sensor based on one setting table, an application processor which outputs a table selection signal specifying a setting table and a sensor setting signal specifying a driving method of the sensor to the display driver, and a sensing circuit which outputs a dataset including three-dimensional information of a coordinate of a position on the display device and a physical quantity at the coordinate to the application processor, and outputs a table selection request signal generated based on the table selection signal, and a control signal which controls driving timing of the sensor to the display driver, the control signal having generated based on the sensor setting signal.Type: ApplicationFiled: July 10, 2017Publication date: October 26, 2017Applicant: Japan Display Inc.Inventors: Kohei AZUMI, Jouji YAMADA, Hirofumi NAKAGAWA, Michio YAMAMOTO, Makoto HAYASHI, Hiroshi MIZUHASHI, Kozo IKENO, Yoshitoshi KIDA
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Patent number: 9746949Abstract: According to one embodiment, an electronic device includes a display device includes a plurality of first electrodes arranged in a matrix form, second electrodes opposite to the first electrodes, the second electrodes including a plurality of electrode patterns extending in a first direction and aligned in a second direction to cross the first direction, and third electrodes opposite to the second electrodes, the third electrodes including a plurality of electrode patterns extending in the second direction and aligned in the first direction, a display driver applying a sensor drive signal to the second electrodes, a detection circuit transmitting a detection data including physical quantity data detected from the plurality of electrode patterns of the third electrodes at each time when the sensor drive signal is applied to the second electrodes, and an application processor processing the detection data received from the detection circuit.Type: GrantFiled: February 18, 2014Date of Patent: August 29, 2017Assignee: Japan Display Inc.Inventors: Michio Yamamoto, Jouji Yamada, Hirofumi Nakagawa, Kohei Azumi, Makoto Hayashi, Hiroshi Mizuhashi, Kozo Ikeno, Yoshitoshi Kida
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Patent number: 9740395Abstract: According to one embodiment, an electronic apparatus includes a sensor-integrated display device integrally including a display surface and a sensor surface, a data transfer device, an image data generation module, and a processing module. The data transfer device is configured to generate and output three-dimensional information. The image data generation module is configured to generate three-dimensional image data at a plurality of sensing points on the sensor surface based on the three-dimensional information. The processing module is configured to analyze an operation content of a conductor above the sensor surface based on the image data.Type: GrantFiled: March 14, 2014Date of Patent: August 22, 2017Assignee: Japan Display Inc.Inventors: Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Kohei Azumi, Makoto Hayashi, Hiroshi Mizuhashi, Kozo Ikeno, Yoshitoshi Kida
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Patent number: 9727180Abstract: According to one embodiment, an electronic apparatus includes a sensor-equipped display device including a display device and a sensor which outputs information for detecting a contact position on the display device, a display driver which outputs a driving signal to the sensor based on one setting table, an application processor which outputs a table selection signal specifying a setting table and a sensor setting signal specifying a driving method of the sensor to the display driver, and a sensing circuit which outputs a dataset including three-dimensional information of a coordinate of a position on the display device and a physical quantity at the coordinate to the application processor, and outputs a table selection request signal generated based on the table selection signal, and a control signal which controls driving timing of the sensor to the display driver, the control signal having generated based on the sensor setting signal.Type: GrantFiled: February 24, 2014Date of Patent: August 8, 2017Assignee: Japan Display Inc.Inventors: Kohei Azumi, Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Makoto Hayashi, Hiroshi Mizuhashi, Kozo Ikeno, Yoshitoshi Kida
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Publication number: 20170115815Abstract: According to one embodiment, an electronic apparatus, includes a sensor-equipped display device includes a display device and a sensor configured to detect a contact or proximate position, a display driver configured to output an image display signal to the display device and to output a drive signal to the sensor, a detecting circuit configured to generate, based on the information from the sensor, raw data (Raw data) including three-dimensional information of coordinates of a position on the display device and a physical quantity at the coordinates, and an application processor configured to discriminate whether a part of the region in the display area should be further sensed or not, based on the raw data, and if the part of the region is further sensed, to output the range of the display device to be further sensed and the timing of driving the sensor to the display driver.Type: ApplicationFiled: January 4, 2017Publication date: April 27, 2017Applicant: Japan Display Inc.Inventors: Yoshitoshi KIDA, Jouji YAMADA, Hirofumi NAKAGAWA, Michio YAMAMOTO, Kohei AZUMI, Makoto HAYASHI, Hiroshi MIZUHASHI, Kozo IKENO
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Publication number: 20170083158Abstract: A sensor-integrated display panel including an operation surface for performing an input operation and an image display surface which are formed integrally with a sensor as one piece. A data transfer device supplies the sensor-integrated display panel with a drive signal for driving the sensor and outputs sensing data corresponding to a potential of a sensor signal output from the sensor. A contact electrode is provided in a frame formed around the sensor-integrated display panel to vary the potential of the sensor signal when a conductor touches or does not touch to the frame. An application executing device receives and analyzes the sensing data and generates a signal to select an operating function in accordance with an analysis result.Type: ApplicationFiled: November 29, 2016Publication date: March 23, 2017Applicant: Japan Display Inc.Inventors: Makoto HAYASHI, Jouji YAMADA, Hirofumi NAKAGAWA, Michio YAMAMOTO, Kohei AZUMI, Hiroshi MIZUHASHI, Kozo IKENO, Yoshitoshi KIDA
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Patent number: 9576549Abstract: According to one embodiment, an electronic apparatus, includes a sensor-equipped display device includes a display device and a sensor configured to detect a contact or proximate position, a display driver configured to output an image display signal to the display device and to output a drive signal to the sensor, a detecting circuit configured to generate, based on the information from the sensor, raw data (Raw data) including three-dimensional information of coordinates of a position on the display device and a physical quantity at the coordinates, and an application processor configured to discriminate whether a part of the region in the display area should be further sensed or not, based on the raw data, and if the part of the region is further sensed, to output the range of the display device to be further sensed and the timing of driving the sensor to the display driver.Type: GrantFiled: February 21, 2014Date of Patent: February 21, 2017Assignee: Japan Display Inc.Inventors: Yoshitoshi Kida, Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Kohei Azumi, Makoto Hayashi, Hiroshi Mizuhashi, Kozo Ikeno
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Patent number: 9557873Abstract: A sensor-integrated display panel including an operation surface for performing an input operation and an image display surface which are formed integrally with a sensor as one piece. A data transfer device supplies the sensor-integrated display panel with a drive signal for driving the sensor and outputs sensing data corresponding to a potential of a sensor signal output from the sensor. A contact electrode is provided in a frame formed around the sensor-integrated display panel to vary the potential of the sensor signal when a conductor touches or does not touch to the frame. An application executing device receives and analyzes the sensing data and generates a signal to select an operating function in accordance with an analysis result.Type: GrantFiled: October 8, 2015Date of Patent: January 31, 2017Assignee: JAPAN DISPLAY INC.Inventors: Makoto Hayashi, Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Kohei Azumi, Hiroshi Mizuhashi, Kozo Ikeno, Yoshitoshi Kida
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Patent number: 9448661Abstract: According to one embodiment, an electronic device includes a display device having a plurality of first electrodes arranged in a matrix form, second electrodes including a plurality of electrode patterns extending in a first direction and aligned in a second direction to cross the first direction, and third electrodes including a plurality of electrode patterns extending in the second direction and aligned in the first direction, a display driver configured to apply a sensor drive signal to the second electrodes, a detection circuit configured to transmit a detection data group including physical quantity data detected in one detection period from the plurality of electrode patterns of the third electrodes at each time when the sensor drive signal is applied to the second electrodes, and an application processor configured to process the detection data group received from the detection circuit.Type: GrantFiled: February 21, 2014Date of Patent: September 20, 2016Assignee: Japan Display Inc.Inventors: Kohei Azumi, Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Makoto Hayashi, Hiroshi Mizuhashi, Kozo Ikeno, Yoshitoshi Kida
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Publication number: 20160026300Abstract: A sensor-integrated display panel including an operation surface for performing an input operation and an image display surface which are formed integrally with a sensor as one piece. A data transfer device supplies the sensor-integrated display panel with a drive signal for driving the sensor and outputs sensing data corresponding to a potential of a sensor signal output from the sensor. A contact electrode is provided in a frame formed around the sensor-integrated display panel to vary the potential of the sensor signal when a conductor touches or does not touch to the frame. An application executing device receives and analyzes the sensing data and generates a signal to select an operating function in accordance with an analysis result.Type: ApplicationFiled: October 8, 2015Publication date: January 28, 2016Applicant: Japan Display Inc.Inventors: Makoto HAYASHI, Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Kohei Azumi, Hiroshi Mizuhashi, Kozo Ikeno, Yoshitoshi Kida
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Patent number: 9195334Abstract: A sensor-integrated display panel including an operation surface for performing an input operation and an image display surface which are formed integrally with a sensor as one piece. A data transfer device supplies the sensor-integrated display panel with a drive signal for driving the sensor and outputs sensing data corresponding to a potential of a sensor signal output from the sensor. A contact electrode is provided in a frame formed around the sensor-integrated display panel to vary the potential of the sensor signal when a conductor touches or does not touch to the frame. An application executing device receives and analyzes the sensing data and generates a signal to select an operating function in accordance with an analysis result.Type: GrantFiled: February 19, 2014Date of Patent: November 24, 2015Assignee: Japan Display Inc.Inventors: Makoto Hayashi, Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Kohei Azumi, Hiroshi Mizuhashi, Kozo Ikeno, Yoshitoshi Kida
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Publication number: 20140292683Abstract: According to one embodiment, an electronic apparatus includes a sensor-equipped display device including a display device and a sensor which outputs information for detecting a contact position on the display device, a display driver which outputs a driving signal to the sensor based on one setting table, an application processor which outputs a table selection signal specifying a setting table and a sensor setting signal specifying a driving method of the sensor to the display driver, and a sensing circuit which outputs a dataset including three-dimensional information of a coordinate of a position on the display device and a physical quantity at the coordinate to the application processor, and outputs a table selection request signal generated based on the table selection signal, and a control signal which controls driving timing of the sensor to the display driver, the control signal having generated based on the sensor setting signal.Type: ApplicationFiled: February 24, 2014Publication date: October 2, 2014Applicant: Japan Display Inc.Inventors: Kohei AZUMI, Jouji YAMADA, Hirofumi NAKAGAWA, Michio YAMAMOTO, Makoto HAYASHI, Hiroshi MIZUHASHI, Kozo IKENO, Yoshitoshi KIDA
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Publication number: 20140292679Abstract: The electronic device comprises a sensor-integrated display panel, a data transfer device, and an application execution device. The sensor-integrated display panel includes an operation surface for giving an operation input to a sensor and a display surface of an image. The data transfer device inputs a display signal and a driving signal for a sensor to the sensor-integrated display panel and receives a sensor signal from the sensor. And the application execution device time-divides display data which becomes a source of the display signal, transmits the display data and timing information to the data transfer device, the timing information indicating a period for inputting the driving signal to the sensor-integrated display panel in a blanking period of the time-divided display data.Type: ApplicationFiled: February 19, 2014Publication date: October 2, 2014Applicant: Japan Display Inc.Inventors: Yoshitoshi KIDA, Jouji YAMADA, Hirofumi NAKAGAWA, Michio YAMAMOTO, Kohei AZUMI, Makoto HAYASHI, Hiroshi MIZUHASHI, Kozo IKENO
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Publication number: 20140292686Abstract: According to one embodiment, an electronic device includes a sensor-equipped display device including a pixel electrode, a common electrode opposed to the pixel electrode, and a detection electrode which is opposed to the common electrode, includes a plurality of segments, a display driver configured to supply a display signal to the pixel electrode and to supply a sensor driving signal or a common driving signal to the common electrode, a detection circuit configured to output to the display driver a data set including a sensor detection value from each of the segments of the detection electrode, based on the supplying of the sensor driving signal to the common electrode, and an application processor configured to receive the data set which has been output via the display driver from the detection circuit.Type: ApplicationFiled: February 26, 2014Publication date: October 2, 2014Applicant: Japan Display Inc.Inventors: Michio YAMAMOTO, Jouji YAMADA, Hirofumi NAKAGAWA, Kohei AZUMI, Makoto HAYASHI, Hiroshi MIZUHASHI, Kozo IKENO, Yoshitoshi KIDA
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Publication number: 20140292676Abstract: There is provided a sensor-integrated display device including a display surface from which display information is output and a sensor surface to which operation information is input, the display surface and the sensor surface being formed integrally with the sensor-integrated display device as one piece, a data transfer unit which generates and outputs three-dimensional information (RAW-D) in response to a signal sensed on the sensor surface, and an application executing device having a processing function of generating three-dimensional image data in a plurality of points sensed on the sensor surface, based on the three-dimensional information output from the data transfer unit and computing a touch coordinate, based on the generated image data.Type: ApplicationFiled: February 14, 2014Publication date: October 2, 2014Applicant: Japan Display Inc.Inventors: Makoto HAYASHI, Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Kohei Azumi, Hiroshi Mizuhashi, Kozo Ikeno, Yoshitoshi Kida
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Publication number: 20140292687Abstract: According to one embodiment, an electronic apparatus includes a sensor-integrated display device integrally including a display surface and a sensor surface, a data transfer device, an image data generation module, and a processing module. The data transfer device configured to generate and output three-dimensional information. The image data generation module configured to generate three-dimensional image data at a plurality of sensing points on the sensor surface based on the three-dimensional information. The processing module configured to analyze an operation content of a conductor above the sensor surface based on the image data.Type: ApplicationFiled: March 14, 2014Publication date: October 2, 2014Applicant: Japan Display Inc.Inventors: Jouji YAMADA, Hirofumi NAKAGAWA, Michio YAMAMOTO, Kohei AZUMI, Makoto HAYASHI, Hiroshi MIZUHASHI, Kozo IKENO, Yoshitoshi KIDA
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Publication number: 20140292678Abstract: A sensor-integrated display panel including an operation surface for performing an input operation and an image display surface which are formed integrally with a sensor as one piece. A data transfer device supplies the sensor-integrated display panel with a drive signal for driving the sensor and outputs sensing data corresponding to a potential of a sensor signal output from the sensor. A contact electrode is provided in a frame formed around the sensor-integrated display panel to vary the potential of the sensor signal when a conductor touches or does not touch to the frame. An application executing device receives and analyzes the sensing data and generates a signal to select an operating function in accordance with an analysis result.Type: ApplicationFiled: February 19, 2014Publication date: October 2, 2014Applicant: Japan Display Inc.Inventors: Makoto HAYASHI, Jouji YAMADA, Hirofumi NAKAGAWA, Michio YAMAMOTO, Kohei AZUMI, Hiroshi MIZUHASHI, Kozo IKENO, Yoshitoshi KIDA
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Publication number: 20140292681Abstract: According to one embodiment, an electronic device includes a display device having a plurality of first electrodes arranged in a matrix form, second electrodes including a plurality of electrode patterns extending in a first direction and aligned in a second direction to cross the first direction, and third electrodes including a plurality of electrode patterns extending in the second direction and aligned in the first direction, a display driver configured to apply a sensor drive signal to the second electrodes, a detection circuit configured to transmit a detection data group including physical quantity data detected in one detection period from the plurality of electrode patterns of the third electrodes at each time when the sensor drive signal is applied to the second electrodes, and an application processor configured to process the detection data group received from the detection circuit.Type: ApplicationFiled: February 21, 2014Publication date: October 2, 2014Applicant: Japan Display Inc.Inventors: Kohei AZUMI, Jouji YAMADA, Hirofumi NAKAGAWA, Michio YAMAMOTO, Makoto HAYASHI, Hiroshi MIZUHASHI, Kozo IKENO, Yoshitoshi KIDA