Patents by Inventor Seiji Osawa
Seiji Osawa 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: 10770782Abstract: An electronic apparatus includes: a circuit substrate on which circuit components are disposed; and an antenna that includes a first electrode and a second electrode which is opposite to a surface of the circuit substrate, on which the circuit components are disposed, and includes a projection portion protruding in a direction from the second electrode toward the circuit substrate, a top portion of the projection portion not overlapping with the circuit components in plan view along a thickness direction of the circuit substrate. In the antenna including the first electrode and the second electrode, even if a surface of the antenna has an unevenness shape, as an average of thicknesses of the antenna is thicker, sensitivity of the antenna is improved.Type: GrantFiled: March 8, 2019Date of Patent: September 8, 2020Assignee: SEIKO EPSON CORPORATIONInventors: Tadashi Aizawa, Seiji Osawa
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Patent number: 10673143Abstract: An antenna structure (GPS antenna) includes a plate-shaped conductor element (antenna electrode), a plate-shaped element (circuit board) including a ground conductor portion disposed so as to overlap the conductor element in plan view, and a skeletal resin frame for frequency adjustment disposed between the conductor element and the ground conductor portion.Type: GrantFiled: January 19, 2018Date of Patent: June 2, 2020Assignee: SEIKO EPSON CORPORATIONInventors: Seiji Osawa, Tadashi Aizawa
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Patent number: 10607785Abstract: An electronic component includes an antenna electrode functioning as a first electrode plate, a circuit board functioning as a second electrode plate, and a short-circuit section that electrically connects the antenna electrode and the circuit board. The circuit board includes a surface functioning as a first surface opposed to the antenna electrode, a grounding section, a circuit component functioning as a conductive structure disposed on the surface, and a wiring pattern that connects the circuit component and the grounding section.Type: GrantFiled: January 27, 2017Date of Patent: March 31, 2020Assignee: Seiko Epson CorporationInventors: Tadashi Aizawa, Seiji Osawa
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Publication number: 20190280369Abstract: An electronic apparatus includes: a circuit substrate on which circuit components are disposed; and an antenna that includes a first electrode and a second electrode which is opposite to a surface of the circuit substrate, on which the circuit components are disposed, and includes a projection portion protruding in a direction from the second electrode toward the circuit substrate, a top portion of the projection portion not overlapping with the circuit components in plan view along a thickness direction of the circuit substrate. In the antenna including the first electrode and the second electrode, even if a surface of the antenna has an unevenness shape, as an average of thicknesses of the antenna is thicker, sensitivity of the antenna is improved.Type: ApplicationFiled: March 8, 2019Publication date: September 12, 2019Applicant: SEIKO EPSON CORPORATIONInventors: Tadashi AIZAWA, Seiji OSAWA
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Publication number: 20180205138Abstract: An antenna structure (GPS antenna) includes a plate-shaped conductor element (antenna electrode), a plate-shaped element (circuit board) including a ground conductor portion disposed so as to overlap the conductor element in plan view, and a skeletal resin frame for frequency adjustment disposed between the conductor element and the ground conductor portion.Type: ApplicationFiled: January 19, 2018Publication date: July 19, 2018Applicant: SEIKO EPSON CORPORATIONInventors: Seiji OSAWA, Tadashi AIZAWA
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Publication number: 20170221636Abstract: An electronic component includes an antenna electrode functioning as a first electrode plate, a circuit board functioning as a second electrode plate, and a short-circuit section that electrically connects the antenna electrode and the circuit board. The circuit board includes a surface functioning as a first surface opposed to the antenna electrode, a grounding section, a circuit component functioning as a conductive structure disposed on the surface, and a wiring pattern that connects the circuit component and the grounding section.Type: ApplicationFiled: January 27, 2017Publication date: August 3, 2017Inventors: Tadashi AIZAWA, Seiji OSAWA
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Patent number: 9582241Abstract: A control apparatus, according to the present invention, for controlling a display apparatus having a liquid crystal panel and a backlight which is configured from a plurality of divided regions and which emits light, with one or more divided regions as one light-emitting unit, based on decided emission brightness of each light-emitting unit, comprises a control unit that sets, upon displaying a second image formed by enlarging a first image, a size of the light-emitting unit larger in comparison to a case of displaying the first image according to an enlargement ratio of the second image relative to the first image.Type: GrantFiled: July 5, 2012Date of Patent: February 28, 2017Assignee: Canon Kabushiki KaishaInventors: Seiji Osawa, Sosuke Kagaya
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Patent number: 9546869Abstract: A vibrator element includes a pair of first and second drive vibrating arms that extend in opposite directions from a base portion; a first weight that is spaced from a tip of at least one of the first and second drive vibrating arms toward the base portion and is provided in a first region of the at least one of the drive vibrating arms; and a second weight that is provided in a second region that is a region between a tip of the first weight and the tip of the at least one of the drive vibrating arms. When an area of the first region is represented as A1, a mass of the first weight is represented as B1, an area of the second region is represented as A2, and a mass of the second weight is represented as B2, B1/A1>B2/A2 is established.Type: GrantFiled: April 13, 2016Date of Patent: January 17, 2017Assignee: Seiko Epson CorporationInventors: Keiichi Yamaguchi, Seiichiro Ogura, Takayuki Kikuchi, Ryuta Nishizawa, Seiji Osawa
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Publication number: 20160223328Abstract: A vibrator element includes a pair of first and second drive vibrating arms that extend in opposite directions from a base portion; a first weight that is spaced from a tip of at least one of the first and second drive vibrating arms toward the base portion and is provided in a first region of the at least one of the drive vibrating arms; and a second weight that is provided in a second region that is a region between a tip of the first weight and the tip of the at least one of the drive vibrating arms. When an area of the first region is represented as A1, a mass of the first weight is represented as B1, an area of the second region is represented as A2, and a mass of the second weight is represented as B2, B1/A1>B2/A2 is established.Type: ApplicationFiled: April 13, 2016Publication date: August 4, 2016Inventors: Keiichi YAMAGUCHI, Seiichiro OGURA, Takayuki KIKUCHI, Ryuta NISHIZAWA, Seiji OSAWA
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Patent number: 9341643Abstract: A vibrator element includes a pair of first and second drive vibrating arms that extend in opposite directions from a base portion; a first weight that is spaced from a tip of at least one of the first and second drive vibrating arms toward the base portion and is provided in a first region of the at least one of the drive vibrating arms; and a second weight that is provided in a second region that is a region between a tip of the first weight and the tip of the at least one of the drive vibrating arms. When an area of the first region is represented as A1, a mass of the first weight is represented as B1, an area of the second region is represented as A2, and a mass of the second weight is represented as B2, B1/A1>B2/A2 is established.Type: GrantFiled: July 22, 2013Date of Patent: May 17, 2016Assignee: Seiko Epson CorporationInventors: Keiichi Yamaguchi, Seiichiro Ogura, Takayuki Kikuchi, Ryuta Nishizawa, Seiji Osawa
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Patent number: 9209383Abstract: A vibrator includes: a vibrating reed having a vibrating body, first and second support portions supporting the vibrating body, and four beams coupling the first and second support portions with the vibrating body; electrodes disposed at the vibrating body; and terminals disposed at the first and second support portions and electrically connected with the electrodes via wires disposed at the beams. Between the terminals next to each other, a plurality of grooves spaced apart in a predetermined direction and extending in a direction intersecting the predetermined direction are disposed.Type: GrantFiled: November 13, 2012Date of Patent: December 8, 2015Assignee: Seiko Epson CorporationInventors: Seiji Osawa, Keiichi Yamaguchi, Toshihiko Shiohara, Yuichi Isono, Takayuki Kikuchi
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Patent number: 9013093Abstract: A vibrating reed includes a vibrating body (a base portion, a vibrating arm, and a detection arm) and a support portion that supports the vibrating body via a plate-like coupling portion. In both principal surfaces of the coupling portion, grooves (a first groove and a second groove) are disposed. The first groove arranged in one of the principal surfaces of the coupling portion and the second groove arranged in the other principal surface are arranged at positions different from each other in plan view.Type: GrantFiled: May 30, 2013Date of Patent: April 21, 2015Assignee: Seiko Epson CorporationInventors: Keiichi Yamaguchi, Seiji Osawa, Seiichiro Ogura, Takayuki Kikuchi
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Publication number: 20140020503Abstract: A vibrator element includes a pair of first and second drive vibrating arms that extend in opposite directions from a base portion; a first weight that is spaced from a tip of at least one of the first and second drive vibrating arms toward the base portion and is provided in a first region of the at least one of the drive vibrating arms; and a second weight that is provided in a second region that is a region between a tip of the first weight and the tip of the at least one of the drive vibrating arms. When an area of the first region is represented as A1, a mass of the first weight is represented as B1, an area of the second region is represented as A2, and a mass of the second weight is represented as B2, B1/A1>B2/A2 is established.Type: ApplicationFiled: July 22, 2013Publication date: January 23, 2014Inventors: Keiichi YAMAGUCHI, Seiichiro OGURA, Takayuki KIKUCHI, Ryuta NISHIZAWA, Seiji OSAWA
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Publication number: 20130320812Abstract: A vibrating reed includes a vibrating body (a base portion, a vibrating arm, and a detection arm) and a support portion that supports the vibrating body via a plate-like coupling portion. In both principal surfaces of the coupling portion, grooves (a first groove and a second groove) are disposed. The first groove arranged in one of the principal surfaces of the coupling portion and the second groove arranged in the other principal surface are arranged at positions different from each other in plan view.Type: ApplicationFiled: May 30, 2013Publication date: December 5, 2013Inventors: Keiichi YAMAGUCHI, Seiji OSAWA, Seiichiro OGURA, Takayuki KIKUCHI
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Patent number: 8576339Abstract: An image processing apparatus having multi-window display mode for displaying a plurality of images and single-window display mode for displaying one image on the display screen, including receiving units which receive broadcast signal and acquiring image signals relating to programs, and acquisition unit which acquires program information of the programs, and memory unit which stores program information of a selected program, and control unit which selects display mode for an image, and the control unit exerts control such that if the multi-window display mode is selected, a comparison is made at predetermined timing between the program information about the selected program and program information about newly selected program, and the display mode is switched from multi-window mode to single-window mode according to the comparison result.Type: GrantFiled: July 12, 2012Date of Patent: November 5, 2013Assignee: Canon Kabushiki KaishaInventor: Seiji Osawa
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Publication number: 20130021383Abstract: A control apparatus, according to the present invention, for controlling a display apparatus having a liquid crystal panel and a backlight which is configured from a plurality of divided regions and which emits light, with one or more divided regions as one light-emitting unit, based on decided emission brightness of each light-emitting unit, comprises a control unit that sets, upon displaying a second image formed by enlarging a first image, a size of the light-emitting unit larger in comparison to a case of displaying the first image according to an enlargement ratio of the second image relative to the first image.Type: ApplicationFiled: July 5, 2012Publication date: January 24, 2013Applicant: CANON KABUSHIKI KAISHAInventors: Seiji Osawa, Sosuke Kagaya
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Publication number: 20120274853Abstract: An image processing apparatus having multi-window display mode for displaying a plurality of images and single-window display mode for displaying one image on the display screen, including receiving units which receive broadcast signal and acquiring image signals relating to programs, and acquisition unit which acquires program information of the programs, and memory unit which stores program information of a selected program, and control unit which selects display mode for an image, and the control unit exerts control such that if the multi-window display mode is selected, a comparison is made at predetermined timing between the program information about the selected program and program information about newly selected program, and the display mode is switched from multi-window mode to single-window mode according to the comparison result.Type: ApplicationFiled: July 12, 2012Publication date: November 1, 2012Applicant: CANON KABUSHIKI KAISHAInventor: Seiji Osawa
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Patent number: 8248534Abstract: An image processing apparatus having multi-window display mode for displaying a plurality of images and single-window display mode for displaying one image on the display screen, including receiving units which receive broadcast signal and acquiring image signals relating to programs, and acquisition unit which acquires program information of the programs, and memory unit which stores program information of a selected program, and control unit which selects display mode for an image, and the control unit exerts control such that if the multi-window display mode is selected, a comparison is made at predetermined timing between the program information about the selected program and program information about newly selected program, and the display mode is switched from multi-window mode to single-window mode according to the comparison result.Type: GrantFiled: July 30, 2009Date of Patent: August 21, 2012Assignee: Canon Kabushiki KaishaInventor: Seiji Osawa
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Patent number: 7889280Abstract: Chroma correction is executed in consideration of the area effect of colors. To this end, an input image is segmented into a plurality of regions as sets of pixels having similar feature amounts, and a size evaluation value of the each segmented regions is calculated based on the number of pixels and a shape of the each segmented region. Chroma correction is applied to the input image to weaken correction as the region has a larger size evaluation value.Type: GrantFiled: August 29, 2007Date of Patent: February 15, 2011Assignee: Canon Kabushiki KaishaInventor: Seiji Osawa
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Patent number: 7787055Abstract: A signal processing method comprises the steps of: inputting three signals specifying a color of one pixel; and generating four signals from the input three signals, wherein each of said four signals represents intensities of four different colors to display a color of one pixel by mixing colors, wherein said generating step includes a first converting step of converting the input three signals to two signals representing intensities of two colors among the four colors and a signal representing intensity of a mixed color obtained by mixing (a) the four colors or (b) a plurality of colors among the four colors; and a second converting step of converting the signal representing intensity of the mixed color to a plurality of signals representing intensities of a plurality of colors including at least other two colors different from the two colors.Type: GrantFiled: August 31, 2006Date of Patent: August 31, 2010Assignee: Canon Kabushiki KaishaInventors: Seiji Osawa, Yukio Hiraki, Izumi Kanai, Kohei Inamura, Masaru Tada, Nobuhiro Hoshi