Patents by Inventor Shinpei Nagatani
Shinpei Nagatani 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: 8811017Abstract: Provided is a display apparatus including a display panel for displaying an image, a heat source arranged at a side surface of at least one side of the display panel, a heat absorbing section for absorbing heat generated by the heat source, a back surface plate arranged at a back surface side of the display panel and made of a metal, a portion of the back surface plate being in close contact with the heat absorbing section, a front surface plate arranged at a front surface side of the display panel and made of a metal, and a middle chassis arranged between the front surface plate and the heat absorbing section.Type: GrantFiled: August 26, 2009Date of Patent: August 19, 2014Assignee: Sony CorporationInventors: Hiroaki Fujii, Shinpei Nagatani
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Publication number: 20130329162Abstract: A display includes: a plate member having flexibility and including a first face and a second face that face each other; a frame member provided on the first face of the plate member and extending in one direction of the first face; and a display body having flexibility and disposed on a side of the plate member on which the second face is provided.Type: ApplicationFiled: June 3, 2013Publication date: December 12, 2013Inventors: Hiroaki Fujii, Shinpei Nagatani, Takefumi Ikenoya, Hiroaki Yokota
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Publication number: 20130258711Abstract: In a scan system, a lighting unit, a display, and a three-dimensional display that have all of high luminance, low power consumption, and high reliability of a circuit board are provided. A light modulation device bonded to a light guide plate is provided with a light modulation layer exhibiting scattering property or transparency to light propagating through the light guide plate. The light modulation layer is interposed between a lower electrode that is configured of a plurality of partial electrodes extending in a direction parallel to a light incident surface and a sheet-like upper electrode. A drive circuit sequentially drives the plurality of partial electrodes to scan a region exhibiting the scattering property of the light modulation layer in a direction orthogonal to the light incident surface.Type: ApplicationFiled: December 8, 2011Publication date: October 3, 2013Applicant: Sony CorporationInventors: Kentaro Okuyama, Makoto Shinoda, Shinpei Nagatani, Yuji Takahashi, Tomoaki Suzuki, Shogo Shinkai, Akira Ebisui, Taizo Nishimura
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Patent number: 8419257Abstract: A display apparatus is provided which includes a plurality of transparent plates which are disposed to be superimposed and which allow entered light to pass therethrough and allow the light to exit through an exiting surface, light sources provided for the respective transparent plates to irradiate light onto a side end surface of each of the transparent plates, and a plurality of diffusion portions, each of which is formed on a surface of each of the transparent plates facing the exiting surface, and which diffuse light from the light sources such that a position of maximum luminance of light exiting from each of the transparent plates differs between the transparent plates.Type: GrantFiled: July 2, 2010Date of Patent: April 16, 2013Assignee: Sony CorporationInventor: Shinpei Nagatani
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Patent number: 8259384Abstract: An illumination device is provided and includes: a light guide member; a light source provided on one or more side faces of the light guide member; and a light modulating element including a pair of transparent substrates disposed to oppose each other with a gap therebetween, a first electrode provided on a surface of one of the transparent substrates, a second electrode provided on a surface of the other of the transparent substrates, and a light modulation layer provided in the gap and expressing a scattering property or a transparency to light from the light source in accordance with a magnitude of an electric field. The first electrode, the second electrode, or both thereof is patterned, and a density of pattern of the first electrode, the second electrode, or both thereof to which the patterning is applied is varied depending on a distance from the light source.Type: GrantFiled: December 10, 2010Date of Patent: September 4, 2012Assignees: Sony Corporation, Tohoku UniversityInventors: Tatsuo Uchida, Takahiro Ishinabe, Tohru Kawakami, Kentaro Okuyama, Shinpei Nagatani, Akira Ebisui, Masahiro Ikeda
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Publication number: 20120098875Abstract: An illumination device includes a light guide plate, a light source, and a light modulation element. The light guide plate has convex portions extending in a direction parallel to a normal to a face opposed to the light source among side faces of the light guide plate, and the light source is configured of light source blocks. The light modulation element includes a pair of transparent substrates disposed separately and oppositely to each other, a plurality of first electrodes provided on a surface of one of the transparent substrates, and extending in a direction crossing an extending direction of the convex portions, a second electrode provided on a surface of the other transparent substrate, and a light modulation layer provided in a gap between the transparent substrates, and exhibiting a scattering property or a transparent property to light from the light source depending on magnitude of an electric field.Type: ApplicationFiled: October 12, 2011Publication date: April 26, 2012Applicant: SONY CORPORATIONInventors: Shogo Shinkai, Kentaro Okuyama, Tomoaki Suzuki, Akira Ebisui, Yuji Takahashi, Taizo Nishimura, Shinpei Nagatani
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Patent number: 8111225Abstract: A liquid crystal display device including a liquid crystal panel provided with plural gate lines to select a pixel and plural data lines to supply pixel data and a data driver dividing a single frame into plural fields and converting frame data into field data to supply the field data to the data line is provided. When the frame data has a tone change, the data driver performs correction to data of an odd-number field of the frame in a same direction as an increase/decrease direction of the tone change of the frame data, and performs correction to data of an even-number field of the frame in an opposite direction to the increase/decrease direction of the tone change of the frame data.Type: GrantFiled: August 25, 2010Date of Patent: February 7, 2012Assignee: Sharp Kabushiki KaishaInventors: Keiji Hayashi, Tetsuya Kobayashi, Ryo Tanaka, Shinpei Nagatani, Kouichi Katagawa
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Patent number: 8072407Abstract: A liquid crystal display aimed at improving response speed, movie characteristics and viewing angle dependence of gradation is provided as having a liquid crystal panel including a plurality of gate lined selecting pixels and a plurality of data lines supplying pixel data, and a data driver dividing one frame into a plurality of fields to thereby convert a frame data into a field data, and supplying the field data to the data line, wherein in the last field out of the plurality of fields, the data line is applied with a first constant voltage, for the frame data ranging from the minimum gradation value to a first gradation value, and in the top field out of the plurality of fields, the data line is applied with a second constant voltage larger than the first constant voltage, for the frame data ranging from a second gradation value to the maximum gradation value.Type: GrantFiled: May 23, 2006Date of Patent: December 6, 2011Assignee: Sharp Kabushiki KaishaInventors: Ryo Tanaka, Tetsuya Kobayashi, Shinpei Nagatani
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Patent number: 8031165Abstract: A back light unit includes a lamp, a lamp house where the lamp is housed, a diffusion plate provided parallel to a main surface of the lamp house, a display part receiving light irradiated from the lamp and displaying, a frame member that has a structure in which the diffusion plate and the display part can be housed inside of the frame member and that detachably connects to the lamp house, and a shield member connected in a range from the diffusion plate to the frame member so that a space between the diffusion plate and the frame member is shielded.Type: GrantFiled: September 4, 2007Date of Patent: October 4, 2011Assignee: Sharp Kabushiki KaishaInventor: Shinpei Nagatani
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Publication number: 20110141697Abstract: Provided is a display apparatus including a display panel for displaying an image, a heat source arranged at a side surface of at least one side of the display panel, a heat absorbing section for absorbing heat generated by the heat source, a back surface plate arranged at a back surface side of the display panel and made of a metal, a portion of the back surface plate being in close contact with the heat absorbing section, a front surface plate arranged at a front surface side of the display panel and made of a metal, and a middle chassis arranged between the front surface plate and the heat absorbing section.Type: ApplicationFiled: August 26, 2009Publication date: June 16, 2011Inventors: Hiroaki Fujii, Shinpei Nagatani
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Publication number: 20110141551Abstract: An illumination device is provided and includes: a light guide member; a light source provided on one or more side faces of the light guide member; and a light modulating element including a pair of transparent substrates disposed to oppose each other with a gap therebetween, a first electrode provided on a surface of one of the transparent substrates, a second electrode provided on a surface of the other of the transparent substrates, and a light modulation layer provided in the gap and expressing a scattering property or a transparency to light from the light source in accordance with a magnitude of an electric field. The first electrode, the second electrode, or both thereof is patterned, and a density of pattern of the first electrode, the second electrode, or both thereof to which the patterning is applied is varied depending on a distance from the light source.Type: ApplicationFiled: December 10, 2010Publication date: June 16, 2011Applicants: TOHOKU UNIVERSITY, SONY CORPORATIONInventors: Tatsuo Uchida, Takahiro Ishinabe, Tohru Kawakami, Kentaro Okuyama, Shinpei Nagatani, Akira Ebisui, Masahiro Ikeda
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Publication number: 20110007524Abstract: A display apparatus is provided which includes a plurality of transparent plates which are disposed to be superimposed and which allow entered light to pass therethrough and allow the light to exit through an exiting surface, light sources provided for the respective transparent plates to irradiate light onto a side end surface of each of the transparent plates, and a plurality of diffusion portions, each of which is formed on a surface of each of the transparent plates facing the exiting surface, and which diffuse light from the light sources such that a position of maximum luminance of light exiting from each of the transparent plates differs between the transparent plates.Type: ApplicationFiled: July 2, 2010Publication date: January 13, 2011Inventor: Shinpei NAGATANI
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Publication number: 20100321416Abstract: A liquid crystal display device including a liquid crystal panel provided with plural gate lines to select a pixel and plural data lines to supply pixel data and a data driver dividing a single frame into plural fields and converting frame data into field data to supply the field data to the data line is provided. When the frame data has a tone change, the data driver performs correction to data of an odd-number field of the frame in a same direction as an increase/decrease direction of the tone change of the frame data, and performs correction to data of an even-number field of the frame in an opposite direction to the increase/decrease direction of the tone change of the frame data.Type: ApplicationFiled: August 25, 2010Publication date: December 23, 2010Inventors: Keiji Hayashi, Tetsuya Kobayashi, Ryo Tanaka, Shinpei Nagatani, Kouichi Katagawa
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Patent number: 7592994Abstract: A liquid crystal display apparatus includes a liquid crystal display unit, a plurality of data driving units which provide image data to said liquid crystal display unit, and a control unit which enables said plurality of data driving units to take in the image data simultaneously if the image data to be provided to said data driving units are identical.Type: GrantFiled: September 30, 2004Date of Patent: September 22, 2009Assignee: Sharp Kabushiki KaishaInventors: Satoshi Sekido, Takae Ito, Shinpei Nagatani, Hidefumi Yoshida, Takashi Sasabayashi, Koichi Katagawa, Katsuhiko Kishida, Mikio Oshiro, Katsunori Tanaka, Toshimitsu Minemura, Katsuyoshi Hiraki, Yuichi Inoue
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Publication number: 20080174543Abstract: A back light unit includes a lamp, a lamp house where the lamp is housed, a diffusion plate provided parallel to a main surface of the lamp house, a display part receiving light irradiated from the lamp and displaying, a frame member that has a structure in which the diffusion plate and the display part can be housed inside of the frame member and that detachably connects to the lamp house, and a shield member connected in a range from the diffusion plate to the frame member so that a space between the diffusion plate and the frame member is shielded.Type: ApplicationFiled: September 4, 2007Publication date: July 24, 2008Inventor: Shinpei Nagatani
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Patent number: 7283118Abstract: A back light unit includes a lamp, a lamp house where the lamp is housed, a diffusion plate provided parallel to a main surface of the lamp house, a display part receiving light irradiated from the lamp and displaying, a frame member that has a structure in which the diffusion plate and the display part can be housed inside of the frame member and that detachably connects to the lamp house, and a shield member connected in a range from the diffusion plate to the frame member so that a space between the diffusion plate and the frame member is shielded.Type: GrantFiled: March 18, 2002Date of Patent: October 16, 2007Assignee: Sharp Kabushiki KaishaInventor: Shinpei Nagatani
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Patent number: 7236215Abstract: A liquid crystal display device has a framework which includes a first frame for supporting a liquid crystal panel, a second frame having an upper portion for covering a peripheral portion of the surface of the liquid crystal panel and a side extending substantially parallel to the side of the first frame, and third members being in the form of clips detachably attached to the side of the first frame. The second frame is fixed to the first frame via the third members. The liquid crystal display device also includes a mechanism for changing the angle of the display.Type: GrantFiled: May 29, 2001Date of Patent: June 26, 2007Assignee: Sharp Kabushiki KaishaInventors: Kazuhiro Okamoto, Shinpei Nagatani, Takayuki Eiraku, Hiroyoshi Takahashi, Seiji Hayashimoto
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Publication number: 20070120799Abstract: A liquid crystal display aimed at improving response speed, movie characteristics and viewing angle dependence of gradation is provided as having a liquid crystal panel including a plurality of gate lined selecting pixels and a plurality of data lines supplying pixel data, and a data driver dividing one frame into a plurality of fields to thereby convert a frame data into a field data, and supplying the field data to the data line, wherein in the last field out of the plurality of fields, the data line is applied with a first constant voltage, for the frame data ranging from the minimum gradation value to a first gradation value, and in the top field out of the plurality of fields, the data line is applied with a second constant voltage larger than the first constant voltage, for the frame data ranging from a second gradation value to the maximum gradation value.Type: ApplicationFiled: May 23, 2006Publication date: May 31, 2007Inventors: Ryo Tanaka, Tetsuya Kobayashi, Shinpei Nagatani
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Publication number: 20070115246Abstract: A liquid crystal display device including a liquid crystal panel provided with plural gate lines to select a pixel and plural data lines to supply pixel data and a data driver dividing a single frame into plural fields and converting frame data into field data to supply the field data to the data line is provided. When the frame data has a tone change, the data driver performs correction to data of an odd-number field of the frame in a same direction as an increase/decrease direction of the tone change of the frame data, and performs correction to data of an even-number field of the frame in an opposite direction to the increase/decrease direction of the tone change of the frame data.Type: ApplicationFiled: May 26, 2006Publication date: May 24, 2007Inventors: Keiji Hayashi, Tetsuya Kobayashi, Ryo Tanaka, Shinpei Nagatani, Kouichi Katagawa
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Patent number: 7072006Abstract: A liquid crystal display device irradiates a light of a light source from a backside of a liquid crystal panel. A light-guiding plate provided under the liquid crystal panel guides the light of the light source to the liquid crystal panel by transmitting the light therethrough. An optical sheet is arranged between the liquid crystal panel and the light-guiding plate. A backlight housing accommodates the light-guiding plate and the optical sheet. The optical sheet has a protruding part extending outwardly from a periphery thereof. The backlight housing has an opening at a position corresponding to the protruding part.Type: GrantFiled: March 14, 2002Date of Patent: July 4, 2006Assignee: Fujitsu Display Technologies CorporationInventors: Eiji Nitto, Shinpei Nagatani, Hirofumi Miyamoto, Koshu Yonemura