Patents by Inventor Yuji Maede
Yuji Maede 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: 20220171488Abstract: According to an aspect, a display device with a sensor includes: a first substrate; detection electrodes arrayed in a matrix in a first direction and a second direction intersecting the first direction above the first substrate; sensor wires coupled to one of the detection electrodes; pixels each including sub-pixels and arrayed in a matrix in the first and second directions; scanning lines scanning switching elements of the sub-pixels and extending in the first direction; and signal lines coupled to the switching elements and extending in the second direction. One of the sensor wires overlaps one of the signal lines. The sensor wires each have, at a part thereof, a coupling part coupled to the corresponding detection electrode. The pixels include a first pixel with the coupling part and a second pixel without the coupling part. The first and second pixels are alternately disposed in the first and second directions.Type: ApplicationFiled: February 18, 2022Publication date: June 2, 2022Applicant: Japan Display Inc.Inventors: Yoshinori AOKI, Yuji MAEDE, Jin HIROSAWA, Yuzo KANARI
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Patent number: 11287915Abstract: According to an aspect, a display device with a sensor includes: a first substrate; detection electrodes arrayed in a matrix in a first direction and a second direction intersecting the first direction above the first substrate; sensor wires coupled to one of the detection electrodes; pixels each including sub-pixels and arrayed in a matrix in the first and second directions; scanning lines scanning switching elements of the sub-pixels and extending in the first direction; and signal lines coupled to the switching elements and extending in the second direction. One of the sensor wires overlaps one of the signal lines. The sensor wires each have, at a part thereof, a coupling part coupled to the corresponding detection electrode. The pixels include a first pixel with the coupling part and a second pixel without the coupling part. The first and second pixels are alternately disposed in the first and second directions.Type: GrantFiled: December 22, 2020Date of Patent: March 29, 2022Assignee: Japan Display Inc.Inventors: Yoshinori Aoki, Yuji Maede, Jin Hirosawa, Yuzo Kanari
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Publication number: 20210249394Abstract: According to an aspect, a display device includes: a substrate; and a plurality of pixels provided on the substrate. Each of the pixels includes a red light emitting element and a first green light emitting element. When the first green light emitting element and the red light emitting element are turned on simultaneously, an emission intensity of the first green light emitting element is lower than an emission intensity of the red light emitting element, and a half width of a spectrum of light output from the first green light emitting element is greater than a half width of a spectrum of light output from the red light emitting element.Type: ApplicationFiled: April 29, 2021Publication date: August 12, 2021Inventors: Masanobu IKEDA, Yuji MAEDE, Yasuhiro KANAYA
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Publication number: 20210109620Abstract: According to an aspect, a display device with a sensor includes: a first substrate; detection electrodes arrayed in a matrix in a first direction and a second direction intersecting the first direction above the first substrate; sensor wires coupled to one of the detection electrodes; pixels each including sub-pixels and arrayed in a matrix in the first and second directions; scanning lines scanning switching elements of the sub-pixels and extending in the first direction; and signal lines coupled to the switching elements and extending in the second direction. One of the sensor wires overlaps one of the signal lines. The sensor wires each have, at a part thereof, a coupling part coupled to the corresponding detection electrode. The pixels include a first pixel with the coupling part and a second pixel without the coupling part. The first and second pixels are alternately disposed in the first and second directions.Type: ApplicationFiled: December 22, 2020Publication date: April 15, 2021Applicant: Japan Display Inc.Inventors: Yoshinori AOKI, Yuji MAEDE, Jin HIROSAWA, Yuzo KANARI
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Publication number: 20210088817Abstract: According to one embodiment/ an electro-optical device includes a panel, a sealant, a liquid crystal layer, a light source and a reflective layer. The panel includes first and second transparent substrates, an electro-optical area and a peripheral area. The seal is provided in the peripheral area and adheres the substrates. The liquid crystal layer contains a polymer liquid crystal composition. The light source opposes a side surface of the first or second substrates. The reflective layer is between the substrates. The panel includes a first edge, and the reflective layer overlaps a portion of the sealant, located along the first edge.Type: ApplicationFiled: December 4, 2020Publication date: March 25, 2021Applicant: Japan Display Inc.Inventors: Yasuhiro TAKAHASHI, Yuji MAEDE
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Patent number: 10915197Abstract: According to an aspect, a display device with a sensor includes: a first substrate; detection electrodes arrayed in a matrix in a first direction and a second direction intersecting the first direction above the first substrate; sensor wires coupled to one of the detection electrodes; pixels each including sub-pixels and arrayed in a matrix in the first and second directions; scanning lines scanning switching elements of the sub-pixels and extending in the first direction; and signal lines coupled to the switching elements and extending in the second direction. One of the sensor wires overlaps one of the signal lines. The sensor wires each have, at a part thereof, a coupling part coupled to the corresponding detection electrode. The pixels include a first pixel with the coupling part and a second pixel without the coupling part. The first and second pixels are alternately disposed in the first and second directions.Type: GrantFiled: June 9, 2020Date of Patent: February 9, 2021Assignee: Japan Display Inc.Inventors: Yoshinori Aoki, Yuji Maede, Jin Hirosawa, Yuzo Kanari
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Publication number: 20200301538Abstract: According to an aspect, a display device with a sensor includes: a first substrate; detection electrodes arrayed in a matrix in a first direction and a second direction intersecting the first direction above the first substrate; sensor wires coupled to one of the detection electrodes; pixels each including sub-pixels and arrayed in a matrix in the first and second directions; scanning lines scanning switching elements of the sub-pixels and extending in the first direction; and signal lines coupled to the switching elements and extending in the second direction. One of the sensor wires overlaps one of the signal lines. The sensor wires each have, at a part thereof, a coupling part coupled to the corresponding detection electrode. The pixels include a first pixel with the coupling part and a second pixel without the coupling part. The first and second pixels are alternately disposed in the first and second directions.Type: ApplicationFiled: June 9, 2020Publication date: September 24, 2020Applicant: Japan Display Inc.Inventors: Yoshinori Aoki, Yuji Maede, Jin Hirosawa, Yuzo Kanari
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Patent number: 10712856Abstract: According to an aspect, a display device with a sensor includes: a first substrate; detection electrodes arrayed in a matrix in a first direction and a second direction intersecting the first direction above the first substrate; sensor wires coupled to one of the detection electrodes; pixels each including sub-pixels and arrayed in a matrix in the first and second directions; scanning lines scanning switching elements of the sub-pixels and extending in the first direction; and signal lines coupled to the switching elements and extending in the second direction. One of the sensor wires overlaps one of the signal lines. The sensor wires each have, at a part thereof, a coupling part coupled to the corresponding detection electrode. The pixels include a first pixel with the coupling part and a second pixel without the coupling part. The first and second pixels are alternately disposed in the first and second directions.Type: GrantFiled: February 25, 2019Date of Patent: July 14, 2020Assignee: Japan Display Inc.Inventors: Yoshinori Aoki, Yuji Maede, Jin Hirosawa, Yuzo Kanari
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Patent number: 10564747Abstract: According to one embodiment, a display device includes a first signal line covered by a first interlayer insulating film, a first metallic wiring line provided on the first interlayer insulating film to overlap the first signal line, a pixel electrode next to the first metallic wiring line, a second interlayer insulating film covers the first metallic wiring line and the pixel electrode, and first and second common electrodes provided on the second interlayer insulating film, a gap between the first common electrode and the second common electrode, which overlap the first signal line and the first metallic wiring line, and the first metallic wiring line being connected to the first common electrode in a non-display area.Type: GrantFiled: May 18, 2017Date of Patent: February 18, 2020Assignee: Japan Display Inc.Inventor: Yuji Maede
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Publication number: 20190265825Abstract: According to an aspect, a display device with a sensor includes: a first substrate; detection electrodes arrayed in a matrix in a first direction and a second direction intersecting the first direction above the first substrate; sensor wires coupled to one of the detection electrodes; pixels each including sub-pixels and arrayed in a matrix in the first and second directions; scanning lines scanning switching elements of the sub-pixels and extending in the first direction; and signal lines coupled to the switching elements and extending in the second direction. One of the sensor wires overlaps one of the signal lines. The sensor wires each have, at a part thereof, a coupling part coupled to the corresponding detection electrode. The pixels include a first pixel with the coupling part and a second pixel without the coupling part. The first and second pixels are alternately disposed in the first and second directions.Type: ApplicationFiled: February 25, 2019Publication date: August 29, 2019Applicant: Japan Display Inc.Inventors: Yoshinori Aoki, Yuji Maede, Jin Hirosawa, Yuzo Kanari
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Patent number: 10209555Abstract: According to one embodiment, a display device, including a first insulating, a first common electrode located on a side of the first insulating layer, a second common electrode being adjacent to the first common electrode, and a second insulating, wherein the first insulating layer is in contact with the second insulating layer at a position corresponding to the first boundary portion, the second common electrode is contact with any one of the first and second insulating layers at a position corresponding to the second boundary portion, and being in contact with both the first and second insulating layers at a position corresponding to the third boundary portion.Type: GrantFiled: June 21, 2017Date of Patent: February 19, 2019Assignee: Japan Display Inc.Inventor: Yuji Maede
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Publication number: 20190049799Abstract: According to one embodiment, a liquid crystal display device comprises first and second substrates and a liquid crystal layer between the substrates. The first substrate includes scanning lines, video lines, a sub-pixel area, a pixel electrode in the sub-pixel area, and a common electrode which generates an electric field between the pixel electrode and the common electrode. The sub-pixel area has a width of 13 ?m or less. A gap d between the first substrate and the second substrate is 2.5 ?m or less. A liquid crystal material contained in the liquid crystal layer has a refractive anisotropy ?n of 0.1 or more. A product ?nd of the gap d and the refractive anisotropy ?n is 0.20 ?m or more and 0.31 ?m or less.Type: ApplicationFiled: August 6, 2018Publication date: February 14, 2019Applicant: Japan Display Inc.Inventors: Yasushi IWAKABE, Yuji MAEDE, Jin HIROSAWA
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Patent number: 10126584Abstract: According to one embodiment, a liquid crystal display device includes a first substrate, a second substrate and a liquid crystal layer. The first substrate includes a metal layer formed on an interlayer insulating film, arranged in contact with at least one of common electrodes adjacent to each other via a slit, and covering at least a part of the slit. The metal layer is at least partly opposed to a signal line located in correspondence with the slit and is arranged closer than the signal line to a liquid crystal layer.Type: GrantFiled: July 7, 2016Date of Patent: November 13, 2018Assignee: Japan Display Inc.Inventors: Yuji Maede, Jin Hirosawa, Hidemasa Yamaguchi
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Patent number: 10018886Abstract: A liquid crystal display device in which smear error is suppressed and transmittance is uniform is provided. In a liquid crystal display device which includes a plurality of pixels and uses comb-teeth-shaped transparent conductive films 110 as common wirings, the common wirings include mesh-shaped common metal wirings 101v and 101h extending in a vertical direction and a horizontal direction and the comb-teeth-shaped transparent conductive films 110 are connected between adjacent pixels.Type: GrantFiled: February 14, 2018Date of Patent: July 10, 2018Assignee: Japan Display Inc.Inventors: Saori Sugiyama, Yuji Maede, Masateru Morimoto
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Publication number: 20180173069Abstract: A liquid crystal display device in which smear error suppressed and transmittance is uniform is provided. In a liquid crystal display device which includes a plurality of pixels and uses comb-teeth-shaped transparent conductive films 110 as common wirings, the common wirings include mesh-shaped common metal wirings 101v and 101h extending in a vertical direction and a horizontal direction and the comb-teeth-shaped transparent conductive films 110 are connected between adjacent pixels.Type: ApplicationFiled: February 14, 2018Publication date: June 21, 2018Inventors: Saori SUGIYAMA, Yuji MAEDE, Masateru MORIMOTO
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Patent number: 9946131Abstract: A liquid crystal display device in which smear error is suppressed and transmittance is uniform is provided. In a liquid crystal display device which includes a plurality of pixels and uses comb-teeth-shaped transparent conductive films 110 as common wirings, the common wirings include mesh-shaped common metal wirings 101v and 101h extending in a vertical direction and a horizontal direction and the comb-teeth-shaped transparent conductive films 110 are connected between adjacent pixels.Type: GrantFiled: March 21, 2017Date of Patent: April 17, 2018Assignee: Japan Display Inc.Inventors: Saori Sugiyama, Yuji Maede, Masateru Morimoto
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Publication number: 20170371199Abstract: According to one embodiment, a display device, including a first insulating, a first common electrode located on a side of the first insulating layer, a second common electrode being adjacent to the first common electrode, and a second insulating, wherein the first insulating layer is in contact with the second insulating layer at a position corresponding to the first boundary portion, the second common electrode is contact with any one of the first and second insulating layers at a position corresponding to the second boundary portion, and being in contact with both the first and second insulating layers at a position corresponding to the third boundary portion.Type: ApplicationFiled: June 21, 2017Publication date: December 28, 2017Applicant: Japan Display Inc.Inventor: Yuji MAEDE
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Patent number: 9835919Abstract: According to one embodiment, a display device comprises metal lines which are in contact with a structural electrode. A first filter overlaps with first and second pixels, and a second filter overlaps with second and fourth pixels. First to fourth structural electrodes overlap with first to fourth pixels respectively. A first slit extends between first and second pixels, and a second slit extends between third and fourth pixels. The first metal line is formed between first and second structural electrodes to cover part of the first slit, and the second metal line is formed between third and fourth structural electrodes to cover part of the second slit.Type: GrantFiled: September 26, 2016Date of Patent: December 5, 2017Assignee: Japan Display Inc.Inventors: Kenta Seki, Gen Koide, Yuji Maede, Jin Hirosawa
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Publication number: 20170336898Abstract: According to one embodiment, a display device includes a first signal line covered by a first interlayer insulating film, a first metallic wiring line provided on the first interlayer insulating film to overlap the first signal line, a pixel electrode next to the first metallic wiring line, a second interlayer insulating film covers the first metallic wiring line and the pixel electrode, and first and second common electrodes provided on the second interlayer insulating film, a gap between the first common electrode and the second common electrode, which overlap the first signal line and the first metallic wiring line, and the first metallic wiring line being connected to the first common electrode in a non-display area.Type: ApplicationFiled: May 18, 2017Publication date: November 23, 2017Applicant: Japan Display Inc.Inventor: Yuji MAEDE
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Publication number: 20170205678Abstract: A liquid crystal display device in which smear error is suppressed and transmittance is uniform is provided. In a liquid crystal display device which includes a plurality of pixels and uses comb-teeth-shaped transparent conductive films 110 as common wirings, the common wirings include mesh-shaped common metal wirings 101v and 101h extending in a vertical direction and a horizontal direction and the comb-teeth-shaped transparent conductive films 110 are connected between adjacent pixels.Type: ApplicationFiled: March 21, 2017Publication date: July 20, 2017Inventors: Saori SUGIYAMA, Yuji MAEDE, Masateru MORIMOTO