Patents by Inventor Tadashi Morimoto
Tadashi Morimoto 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: 10923050Abstract: A surface light source device which illuminates a transmission-type liquid crystal display unit from the back surface includes P×Q surface light source units with individually controlled light sources. Each of the light sources includes a plurality of light-emitting element units. Each of the light-emitting element units includes at least one red light-emitting element that emits red light, at least one green light-emitting element that emits green light, and at least one blue light-emitting element that emits blue light. The center of mass of a luminance profile based on each of a plurality of red light-emitting elements, a plurality of green light-emitting elements, and a plurality of blue light-emitting elements in each surface light source unit substantially coincides with the center of mass of the surface light source unit.Type: GrantFiled: April 3, 2020Date of Patent: February 16, 2021Assignee: Saturn Licensing LLCInventors: Tomio Aoki, Masatake Hayashi, Shozo Masuda, Tadashi Morimoto
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Publication number: 20200234661Abstract: A surface light source device which illuminates a transmission-type liquid crystal display unit from the back surface includes P×Q surface light source units with individually controlled light sources. Each of the light sources includes a plurality of light-emitting element units. Each of the light-emitting element units includes at least one red light-emitting element that emits red light, at least one green light-emitting element that emits green light, and at least one blue light-emitting element that emits blue light. The center of mass of a luminance profile based on each of a plurality of red light-emitting elements, a plurality of green light-emitting elements, and a plurality of blue light-emitting elements in each surface light source unit substantially coincides with the center of mass of the surface light source unit.Type: ApplicationFiled: April 3, 2020Publication date: July 23, 2020Applicant: Saturn Licensing LLCInventors: Tomio Aoki, Masatake Hayashi, Shozo Masuda, Tadashi Morimoto
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Patent number: 10650756Abstract: A surface light source device which illuminates a transmission-type liquid crystal display unit from the back surface includes P×Q surface light source units with individually controlled light sources. Each of the light sources includes a plurality of light-emitting element units. Each of the light-emitting element units includes at least one red light-emitting element that emits red light, at least one green light-emitting element that emits green light, and at least one blue light-emitting element that emits blue light. The center of mass of a luminance profile based on each of a plurality of red light-emitting elements, a plurality of green light-emitting elements, and a plurality of blue light-emitting elements in each surface light source unit substantially coincides with the center of mass of the surface light source unit.Type: GrantFiled: October 15, 2009Date of Patent: May 12, 2020Assignee: Saturn Licensing LLCInventors: Tomio Aoki, Masatake Hayashi, Shozo Masuda, Tadashi Morimoto
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Patent number: 9099045Abstract: Disclosed herein is a backlight apparatus for controlling a backlight wherein light emitting devices for emitting light of red, green and blue and a switching device for switching on or off light emission of the light emitting devices are provided for each of a plurality of divisional regions formed by division of a lighting region such that the light emission luminance can be varied for each of the regions, the backlight apparatus including: light emission luminance control means; current value storage means; and current control means.Type: GrantFiled: January 23, 2008Date of Patent: August 4, 2015Assignee: Thomson LicensingInventors: Mitsunori Ueda, Tadashi Morimoto, Minoru Mizuta
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Publication number: 20130033488Abstract: A lighting unit includes: a plurality of two-dimensionally-arrayed light emitting sections; and a drive section that drives the plurality of light emitting sections on an individual basis.Type: ApplicationFiled: July 11, 2012Publication date: February 7, 2013Applicant: Sony CorporationInventors: Kenichi Takahashi, Satoshi Tomioka, Yoshihisa Sato, Tetsuro Kuwayama, Yuichi Takai, Tadashi Morimoto
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Patent number: 7961274Abstract: Disclosed herein is an area light source apparatus for illuminating a liquid crystal display apparatus of the transmission type, which has a display area formed from a plurality of pixels arrayed in a two-dimensional matrix, from the back, including: a plurality of light emitting element assemblies each provided as a light source and each including a light emitting element and a lens through which light emitted from the light emitting element passes; and a plurality of dummy lenses disposed in the proximity of each of the light emitting element assemblies and configured same as the lenses of the light emitting element assemblies.Type: GrantFiled: November 7, 2007Date of Patent: June 14, 2011Assignee: Sony CorporationInventor: Tadashi Morimoto
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Patent number: 7868969Abstract: Disclosed herein is an area light source apparatus for illuminating a liquid crystal display apparatus of the transmission type, which has a display area formed from a plurality of pixels arrayed in a two-dimensional matrix, from the back, including: a plurality of light emitting element assemblies each provided as a light source and each including a light emitting element and a lens through which light emitted from the light emitting element passes; and a plurality of dummy lenses disposed in the proximity of each of the light emitting element assemblies and configured same as the lenses of the light emitting element assemblies.Type: GrantFiled: February 10, 2010Date of Patent: January 11, 2011Assignee: Sony CorporationInventor: Tadashi Morimoto
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Patent number: 7760291Abstract: A planar light-source apparatus illuminates, from the backside, a transmissive liquid crystal display having a display area composed of pixels formed in a two-dimensional matrix arrangement, and the planar light-source apparatus includes a diffusing plate facing the liquid crystal display, a plurality of planar light-source units, each unit having a light source, and a support wall arranged between the planar light-source units for supporting the diffusing plate, and the top face of the support wall lies adjacent to the diffusing plate.Type: GrantFiled: May 29, 2007Date of Patent: July 20, 2010Assignee: Sony CorporationInventors: Masayoshi Morita, Tadashi Morimoto
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Publication number: 20100133559Abstract: Disclosed herein is an area light source apparatus for illuminating a liquid crystal display apparatus of the transmission type, which has a display area formed from a plurality of pixels arrayed in a two-dimensional matrix, from the back, including: a plurality of light emitting element assemblies each provided as a light source and each including a light emitting element and a lens through which light emitted from the light emitting element passes; and a plurality of dummy lenses disposed in the proximity of each of the light emitting element assemblies and configured same as the lenses of the light emitting element assemblies.Type: ApplicationFiled: February 10, 2010Publication date: June 3, 2010Applicant: SONY CORPORATIONInventor: Tadashi Morimoto
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Patent number: 7677732Abstract: The present invention provides a stereoscopic image display apparatus. The stereoscopic image display apparatus includes a first projection element group, a second projection element group, and a reflecting optical system. The first projection element group includes a plurality of first projection elements operable to project first light fluxes in a first direction. The second projection element group includes a plurality of second projection elements operable to project second light fluxes in a second direction which is different from the first direction and in which the second light fluxes are directed to the first light fluxes. The reflecting optical system is operable to reflect the second light fluxes toward the first direction.Type: GrantFiled: July 12, 2006Date of Patent: March 16, 2010Assignee: Sony CorporationInventors: Shuji Moro, Toshitaka Kawashima, Ryota Odake, Tadashi Morimoto
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Publication number: 20100033649Abstract: A surface light source device which illuminates a transmission-type liquid crystal display unit from the back surface includes P×Q surface light source units with individually controlled light sources. Each of the light sources includes a plurality of light-emitting element units. Each of the light-emitting element units includes at least one red light-emitting element that emits red light, at least one green light-emitting element that emits green light, and at least one blue light-emitting element that emits blue light. The center of mass of a luminance profile based on each of a plurality of red light-emitting elements, a plurality of green light-emitting elements, and a plurality of blue light-emitting elements in each surface light source unit substantially coincides with the center of mass of the surface light source unit.Type: ApplicationFiled: October 15, 2009Publication date: February 11, 2010Applicant: Sony CorporationInventors: Tomio Aoki, Masatake Hayashi, Shozo Masuda, Tadashi Morimoto
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Patent number: 7658529Abstract: A surface light source device which illuminates a transmission-type liquid crystal display unit from the back surface includes P×Q surface light source units with individually controlled light sources. Each of the light sources includes a plurality of light-emitting element units. Each of the light-emitting element units includes at least one red light-emitting element that emits red light, at least one green light-emitting element that emits green light, and at least one blue light-emitting element that emits blue light. The center of mass of a luminance profile based on each of a plurality of red light-emitting elements, a plurality of green light-emitting elements, and a plurality of blue light-emitting elements in each surface light source unit substantially coincides with the center of mass of the surface light source unit.Type: GrantFiled: June 18, 2007Date of Patent: February 9, 2010Assignee: Sony CorporationInventors: Tomio Aoki, Masatake Hayashi, Shozo Masuda, Tadashi Morimoto
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Publication number: 20080259241Abstract: Disclosed herein is an area light source apparatus for illuminating a liquid crystal display apparatus of the transmission type, which has a display area formed from a plurality of pixels arrayed in a two-dimensional matrix, from the back, including: a plurality of light emitting element assemblies each provided as a light source and each including a light emitting element and a lens through which light emitted from the light emitting element passes; and a plurality of dummy lenses disposed in the proximity of each of the light emitting element assemblies and configured same as the lenses of the light emitting element assemblies.Type: ApplicationFiled: November 7, 2007Publication date: October 23, 2008Applicant: SONY CORPORATIONInventor: Tadashi Morimoto
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Publication number: 20080174544Abstract: Disclosed herein is a backlight apparatus for controlling a backlight wherein light emitting devices for emitting light of red, green and blue and a switching device for switching on or off light emission of the light emitting devices are provided for each of a plurality of divisional regions formed by division of a lighting region such that the light emission luminance can be varied for each of the regions, the backlight apparatus including: light emission luminance control means; current value storage means; and current control means.Type: ApplicationFiled: January 23, 2008Publication date: July 24, 2008Applicant: Sony CorporationInventors: Mitsunori Ueda, Tadashi Morimoto, Minoru Mizuta
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Publication number: 20080123022Abstract: A surface light source device which illuminates a transmission-type liquid crystal display unit from the back surface includes P×Q surface light source units with individually controlled light sources. Each of the light sources includes a plurality of light-emitting element units. Each of the light-emitting element units includes at least one red light-emitting element that emits red light, at least one green light-emitting element that emits green light, and at least one blue light-emitting element that emits blue light. The center of mass of a luminance profile based on each of a plurality of red light-emitting elements, a plurality of green light-emitting elements, and a plurality of blue light-emitting elements in each surface light source unit substantially coincides with the center of mass of the surface light source unit.Type: ApplicationFiled: June 18, 2007Publication date: May 29, 2008Applicant: Sony CorporationInventors: Tomio Aoki, Masatake Hayashi, Shozo Masuda, Tadashi Morimoto
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Publication number: 20080030648Abstract: A planar light-source apparatus illuminates, from the backside, a transmissive liquid crystal display having a display area composed of pixels formed in a two-dimensional matrix arrangement, and the planar light-source apparatus includes a diffusing plate facing the liquid crystal display, a plurality of planar light-source units, each unit having a light source, and a support wall arranged between the planar light-source units for supporting the diffusing plate, and the top face of the support wall lies adjacent to the diffusing plate.Type: ApplicationFiled: May 29, 2007Publication date: February 7, 2008Applicant: Sony CorporationInventors: Masayoshi Morita, Tadashi Morimoto
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Publication number: 20070046899Abstract: The present invention provides a stereoscopic image display apparatus. The stereoscopic image display apparatus includes a first projection element group, a second projection element group, and a reflecting optical system. The first projection element group includes a plurality of first projection elements operable to project first light fluxes in a first direction. The second projection element group includes a plurality of second projection elements operable to project second light fluxes in a second direction which is different from the first direction and in which the second light fluxes are directed to the first light fluxes. The reflecting optical system is operable to reflect the second light fluxes toward the first direction.Type: ApplicationFiled: July 12, 2006Publication date: March 1, 2007Applicant: Sony CorporationInventors: Shuji Moro, Toshitaka Kawashima, Ryota Odake, Tadashi Morimoto
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Patent number: 6804876Abstract: A method of producing a chip inductor including the steps of inserting a conductive wire made of a metallic wire into a metallic mold, supporting both end portions of the conductive wire on support portions provided on inner surfaces of the metallic mold so as to position the conductive wire in the approximate center portion of the metallic mold, casting magnetic ceramic slurry into the metallic mold, molding the ceramic slurry case in the metallic mold by wet pressing to obtain a molding body having the conductive wire embedded therein, firing the molding body, and forming external electrodes on both end surfaces of the fired magnetic core such that the external electrodes are connected to both end portions of the conductive wire.Type: GrantFiled: May 31, 2000Date of Patent: October 19, 2004Assignee: Murata Manufacturing Co., LTDInventors: Yoichiro Ito, Takahiro Yamamoto, Hiroshi Komatsu, Tadashi Morimoto
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Patent number: 6800237Abstract: A plurality of feedthrough holes are efficiently formed on the present invention by splitting a laser beam emitted from a laser source into plural laser beams by allowing the beam to pass through a diffraction grating, followed by simultaneously forming a plurality of the feedthrough holes on the ceramic green sheet by irradiating the ceramic green sheet with the split laser beam.Type: GrantFiled: March 31, 2000Date of Patent: October 5, 2004Assignee: Murata Manufacturing Co., Ltd.Inventors: Takahiro Yamamoto, Hiroshi Komatsu, Tadashi Morimoto, Takashi Shikama
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Patent number: 6718625Abstract: An method of manufacturing an inductor having a large current capacity which includes a magnetic sintered body formed via wet pressing treatment and a coil assembly disposed within the magnetic sintered body. The coil assembly is defined by a substantially cylindrical magnetic core member which is wound by a coil. Both ends of the coil of the coil assembly are respectively and electrically connected to an input electrode and an output electrode which are respectively disposed on two mutually facing end surfaces of the magnetic sintered body.Type: GrantFiled: May 21, 2001Date of Patent: April 13, 2004Assignee: Murata Manufacturing Co., Ltd.Inventors: Yoichiro Ito, Toshio Kawabata, Takahiro Yamamoto, Hiroshi Komatsu, Tadashi Morimoto, Takashi Shikama