Patents by Inventor Shinichi Tatsuta
Shinichi Tatsuta 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).
-
Patent number: 10384890Abstract: A paper feeding device of an embodiment includes a paper feed tray, a blower, and a flow regulating member. A paper bundle in which a plurality of sheets of paper are stacked can be placed on the paper feed tray. The blower is positioned next to the paper bundle placed on the paper feed tray. The blower can generate airflow. The flow regulating member is positioned above the paper bundle placed on the paper feed tray. The airflow from the blower causes the flow regulating member to generate a negative pressure between the flow regulating member and the uppermost sheet of paper of the paper bundle.Type: GrantFiled: March 5, 2018Date of Patent: August 20, 2019Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Kei Matsuoka, Shinichi Tatsuta, Shunsuke Hattori, Takamitsu Sunaoshi, Yusuke Hashizume, Masakazu Iwamoto
-
Patent number: 10359468Abstract: An apparatus according to an embodiment comprises: a laser source that outputs a laser beam; an optical system that modifies the laser beam, and directs the modified laser beam onto a test object; a signal detector that detects a change of signal in the process of irradiating the test object with the modified laser beam; and a computer system that performs a failure analysis based on the change detected by the signal detector, wherein the optical system modifies the laser beam so that the modified laser beam generates an irradiation zone that includes a first intensity component of which peak intensity is near an irradiation axis and a second intensity component of which peak intensity is around the irradiation axis.Type: GrantFiled: December 23, 2016Date of Patent: July 23, 2019Assignee: TOSHIBA MEMORY CORPORATIONInventors: Juan Felipe Torres, Hiroya Kano, Masataka Shiratsuchi, Shinichi Tatsuta
-
Publication number: 20190106284Abstract: A paper feeding device of an embodiment includes a paper feed tray, a blower, and a flow regulating member. A paper bundle in which a plurality of sheets of paper are stacked can be placed on the paper feed tray. The blower is positioned next to the paper bundle placed on the paper feed tray. The blower can generate airflow. The flow regulating member is positioned above the paper bundle placed on the paper feed tray. The airflow from the blower causes the flow regulating member to generate a negative pressure between the flow regulating member and the uppermost sheet of paper of the paper bundle.Type: ApplicationFiled: March 5, 2018Publication date: April 11, 2019Inventors: Kei MATSUOKA, Shinichi TATSUTA, Shunsuke HATTORI, Takamitsu SUNAOSHI, Yusuke HASHIZUME, Masakazu IWAMOTO
-
Patent number: 9962954Abstract: A thermal printer includes: a plurality of heat elements that are to be heated by applying an electrical power; a printing controller that applies a first electrical power to heat elements not to be used for printing, the first electrical power depending on the number of heat elements not to be used for printing among the plurality of heat elements; and a thermal head that prints using the plurality of heat elements.Type: GrantFiled: May 4, 2017Date of Patent: May 8, 2018Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Shinichi Tatsuta, Junya Tanaka, Misato Ishikawa, Shunsuke Hattori, Takahiro Omori, Tetsuya Kugimiya, Kazuaki Sugimoto
-
Publication number: 20170269154Abstract: An apparatus according to an embodiment comprises: a laser source that outputs a laser beam; an optical system that modifies the laser beam, and directs the modified laser beam onto a test object; a signal detector that detects a change of signal in the process of irradiating the test object with the modified laser beam; and a computer system that performs a failure analysis based on the change detected by the signal detector, wherein the optical system modifies the laser beam so that the modified laser beam generates an irradiation zone that includes a first intensity component of which peak intensity is near an irradiation axis and a second intensity component of which peak intensity is around the irradiation axis.Type: ApplicationFiled: December 23, 2016Publication date: September 21, 2017Applicant: Kabushiki Kaisha ToshibaInventors: Juan Felipe TORRES, Hiroya KANO, Masataka SHIRATSUCHI, Shinichi TATSUTA
-
Publication number: 20170232759Abstract: A thermal printer includes: a plurality of heat elements that are to be heated by applying an electrical power; a printing controller that applies a first electrical power to heat elements not to be used for printing, the first electrical power depending on the number of heat elements not to be used for printing among the plurality of heat elements; and a thermal head that prints using the plurality of heat elements.Type: ApplicationFiled: May 4, 2017Publication date: August 17, 2017Inventors: Shinichi TATSUTA, Junya TANAKA, Misato ISHIKAWA, Shunsuke HATTORI, Takahiro OMORI, Tetsuya KUGIMIYA, Kazuaki SUGIMOTO
-
Patent number: 9669636Abstract: A thermal printer includes: a plurality of heat elements that are to be heated by applying an electrical power; a printing controller that applies a first electrical power to heat elements not to be used for printing, the first electrical power depending on the number of heat elements not to be used for printing among the plurality of heat elements; and a thermal head that prints using the plurality of heat elements.Type: GrantFiled: October 28, 2015Date of Patent: June 6, 2017Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Shinichi Tatsuta, Junya Tanaka, Misato Ishikawa, Shunsuke Hattori, Takahiro Omori, Tetsuya Kugimiya, Kazuaki Sugimoto
-
Publication number: 20170028741Abstract: A thermal printer includes: a plurality of heat elements that are to be heated by applying an electrical power; a printing controller that applies a first electrical power to heat elements not to be used for printing, the first electrical power depending on the number of heat elements not to be used for printing among the plurality of heat elements; and a thermal head that prints using the plurality of heat elements.Type: ApplicationFiled: October 28, 2015Publication date: February 2, 2017Inventors: Shinichi TATSUTA, Junya TANAKA, Misato ISHIKAWA, Shunsuke HATTORI, Takahiro OMORI, Tetsuya KUGIMIYA, Kazuaki SUGIMOTO
-
Patent number: 9538165Abstract: In one embodiment, an image display apparatus includes: a projecting portion which projects in a second direction orthogonal to a first direction a first beam having a disparity image component which forms an image having a disparity in the first direction; a first deflecting portion which deflects the first beam in the second direction in a first plane having an axis in the first direction and an axis in the second direction, and obtains a second beam; and a second deflecting portion which further deflects in the first plane the second beam in a same direction as the second direction in which the first deflecting portion deflects the first beam, obtains a third beam and projects the third beam.Type: GrantFiled: March 11, 2014Date of Patent: January 3, 2017Assignee: Kabushiki Kaisha ToshibaInventors: Shinichi Tatsuta, Hideaki Okano, Hidefumi Takamine, Hiroshi Hasegawa
-
Patent number: 9459090Abstract: According to one embodiment, an optical delay apparatus includes the following elements. The first retroreflector includes a first and a second reflection surface. The second retroreflector includes a third and a fourth reflection surface opposite to the first reflection surface. The third retroreflector includes a fifth and a sixth reflection surface opposite to the second reflection surface. The first driving mechanism moves the first retroreflector and a set of the second retroreflector and the third retroreflector relative to each other. The second retroreflector and the third retroreflector are misaligned with each other in a direction along a first line of intersection between the first reflection surface and the second reflection surface.Type: GrantFiled: July 1, 2015Date of Patent: October 4, 2016Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Hideaki Okano, Shinichi Tatsuta, Hiroshi Hasegawa, Hidefumi Takamine
-
Publication number: 20160223826Abstract: According to one embodiment, an image display device includes a first lens member and a second lens member. The first lens member includes a plurality of first cylindrical lenses and a plurality of first projections. The plurality of first cylindrical lenses extend in a first direction and are arranged in a second direction that is perpendicular to the first direction. The plurality of first projections protrude between two adjacent ones of the first cylindrical lenses and extend in the first direction. The second lens member has a same composition as the first lens member, and includes a plurality of second cylindrical lens and a plurality of second projections. The plurality of second cylindrical lens has a same composition as the first cylindrical lenses. The plurality of second projections have a same composition as the first projections.Type: ApplicationFiled: February 3, 2016Publication date: August 4, 2016Inventors: Hidefumi TAKAMINE, Shinichi TATSUTA
-
Publication number: 20160003606Abstract: According to one embodiment, an optical delay apparatus includes the following elements. The first retroreflector includes a first and a second reflection surface. The second retroreflector includes a third and a fourth reflection surface opposite to the first reflection surface. The third retroreflector includes a fifth and a sixth reflection surface opposite to the second reflection surface. The first driving mechanism moves the first retroreflector and a set of the second retroreflector and the third retroreflector relative to each other. The second retroreflector and the third retroreflector are misaligned with each other in a direction along a first line of intersection between the first reflection surface and the second reflection surface.Type: ApplicationFiled: July 1, 2015Publication date: January 7, 2016Inventors: Hideaki OKANO, Shinichi TATSUTA, Hiroshi HASEGAWA, Hidefumi TAKAMINE
-
Patent number: 9019544Abstract: According to one embodiment, an image display device having a display portion and a deflection element array. The display portion displays a display image including element images arranged in a first direction. The first deflection element array opposes to the element images. Each element image has element pixels having a width W in the first direction. The element pixels are arranged in the first direction and composing N rows. Each N row includes a plurality of the element pixels and arranged in a second direction orthogonal to the first direction. The element pixels of an i-th (1?i?N?1) row and the element pixels of an (i+1)th row are arranged such that a distance in the first direction between a first reference line along the second direction and a second reference line along the second direction is shifted by at least W/N.Type: GrantFiled: March 11, 2014Date of Patent: April 28, 2015Assignee: Kabushiki Kaisha ToshibaInventor: Shinichi Tatsuta
-
Publication number: 20150092268Abstract: An image display apparatus according to an embodiment includes a recording medium on which a composite image obtained by composing a plurality of images corresponding to respective parallaxes is printed by a print apparatus, a lenticular lens having a plurality of cylindrical lenses arranged side by side, and configured to display the composed image separately for each direction of parallax, and a position adjustment mechanism configured to adjust relative position of the recording medium and the lenticular lens, and the position adjustment mechanism includes an inclination adjustment unit capable of changing an inclination angle of at least one of the recording medium and the lenticular lens, and a horizontal adjustment unit capable of moving at least one of the recording medium and the lenticular lens in a substantially perpendicular direction to a border line of the cylindrical lens, and the inclination adjustment unit and the horizontal adjustment unit can make adjustment independently, and a rotation cenType: ApplicationFiled: September 23, 2014Publication date: April 2, 2015Applicant: Kabushiki Kaisha ToshibaInventors: Hiroshi HASEGAWA, Shinichi Tatsuta, Hidefumi Takamine, Hideaki Okano, Takahiro Kamikawa
-
Patent number: 8995045Abstract: According to one embodiment, an image display apparatus includes a light source, a modulation unit, a first array and a second array. The modulation unit modulates intensity and a color of the light to generate beams corresponding to each of modulated pixels included in a modulated pixel group. The first array is formed by juxtaposing a plurality of first deflection elements each having a generating line parallel to a vertical direction of the modulated pixels. The second array is formed by juxtaposing a plurality of second deflection elements each having a generating line tilted by an angle represented by tan?1(?×m/n) with respect to a generating line of the first deflection element.Type: GrantFiled: December 28, 2012Date of Patent: March 31, 2015Assignee: Kabushiki Kaisha ToshibaInventors: Shinichi Tatsuta, Hiroshi Hasegawa, Hideaki Okano, Takahiro Kamikawa, Taisuke Ogoshi, Toru Kambayashi, Shinichi Uehara, Masako Kashiwagi
-
Publication number: 20140293326Abstract: According to one embodiment, an image display device having a display portion and a deflection element array. The display portion displays a display image including element images arranged in a first direction. The first deflection element array opposes to the element images. Each element image has element pixels having a width W in the first direction. The element pixels are arranged in the first direction and composing N rows. Each N row includes a plurality of the element pixels and arranged in a second direction orthogonal to the first direction. The element pixels of an i-th (1?i?N?1) row and the element pixels of an (i+1)th row are arranged such that a distance in the first direction between a first reference line along the second direction and a second reference line along the second direction is shifted by at least W/N.Type: ApplicationFiled: March 11, 2014Publication date: October 2, 2014Applicant: Kabushiki Kaisha ToshibaInventor: Shinichi TATSUTA
-
Publication number: 20140267639Abstract: In one embodiment, an image display apparatus includes: a projecting portion which projects in a second direction orthogonal to a first direction a first beam having a disparity image component which forms an image having a disparity in the first direction; a first deflecting portion which deflects the first beam in the second direction in a first plane having an axis in the first direction and an axis in the second direction, and obtains a second beam; and a second deflecting portion which further deflects in the first plane the second beam in a same direction as the second direction in which the first deflecting portion deflects the first beam, obtains a third beam and projects the third beam.Type: ApplicationFiled: March 11, 2014Publication date: September 18, 2014Applicant: Kabushiki Kaisha ToshibaInventors: Shinichi TATSUTA, Hideaki Okano, Hidefumi Takamine, Hiroshi Hasegawa
-
Publication number: 20140160563Abstract: According to one embodiment, an apparatus includes a projection unit, a change unit, and a separation unit. The projection unit projects first rays containing parallax image components. The change unit receives the first rays projected from the projection unit, collimates the first rays, and causes second rays to emerge. The separation unit receives the second rays emerging from the change unit, separates the parallax image components contained in the second rays at angles corresponding to the parallax image components, and projects the parallax image components to a viewing area. The separation unit includes a lenticular lens in which cylindrical lens elements are arrayed and boundaries are set between adjacent cylindrical lens elements. The parallax image components pass through areas of the cylindrical lens elements except for the boundaries.Type: ApplicationFiled: December 10, 2013Publication date: June 12, 2014Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Hiroshi HASEGAWA, Shinichi TATSUTA
-
Publication number: 20130258446Abstract: According to one embodiment, an image display apparatus includes a light source, a modulation unit, a first array and a second array. The modulation unit modulates intensity and a color of the light to generate beams corresponding to each of modulated pixels included in a modulated pixel group. The first array is formed by juxtaposing a plurality of first deflection elements each having a generating line parallel to a vertical direction of the modulated pixels. The second array is formed by juxtaposing a plurality of second deflection elements each having a generating line tilted by an angle represented by tan?1(?×m/n) with respect to a generating line of the first deflection element.Type: ApplicationFiled: December 28, 2012Publication date: October 3, 2013Inventors: Shinichi TATSUTA, Hiroshi Hasegawa, Hideaki Okano, Takahiro Kamikawa, Taisuke Ogoshi, Toru Kambayashi, Shinichi Uehara, Masako Kashiwagi
-
Patent number: 8514410Abstract: According to one embodiment, a displacement detection device includes a light source, objective lens, beam splitter, aperture limiting element, and detection device. The beam splitter may separate reflected light into portions. The reflected light may be reflected by the medium and then transmitted through the objective lens. The aperture limiting element may include an aperture limited so as to block a portion of the reflected light. The detection device may detect displacement of the medium in a direction of the optical axis based on the reflected light having passed through the aperture limiting element.Type: GrantFiled: February 28, 2013Date of Patent: August 20, 2013Assignee: Kabushiki Kaisha ToshibaInventors: Kazuo Watabe, Takashi Usui, Hideaki Okano, Akihito Ogawa, Yasuhito Ueda, Shinichi Tatsuta, Yuji Kubota