Patents by Inventor Ayako Asakura
Ayako Asakura 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: 10659738Abstract: An image processing apparatus includes a total pixel value calculator that sums pixel values by each color arranged in one direction and other direction, an occurrence start point detector that determines whether a pixel of interest is an axial chromatic aberration occurrence start point or not based on the calculation result or the pixel value of the pixel of interest and detects the start point, an area determining section that determines an area around the start point as an axial chromatic aberration area, a color space information calculator that calculates color space information, a color space difference calculator that calculates the difference of the color space information between the one direction and the other direction, a correction amount calculator that calculates the correction amount of axial chromatic aberration in accordance with the difference, and a corrector that corrects the axial chromatic aberration area.Type: GrantFiled: November 6, 2017Date of Patent: May 19, 2020Assignee: OLYMPUS CORPORATIONInventors: Takeshi Fukutomi, Ayako Asakura
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Publication number: 20180077392Abstract: An image processing apparatus includes a total pixel value calculator that sums pixel values by each color arranged in one direction and other direction, an occurrence start point detector that determines whether a pixel of interest is an axial chromatic aberration occurrence start point or not based on the calculation result or the pixel value of the pixel of interest and detects the start point, an area determining section that determines an area around the start point as an axial chromatic aberration area, a color space information calculator that calculates color space information, a color space difference calculator that calculates the difference of the color space information between the one direction and the other direction, a correction amount calculator that calculates the correction amount of axial chromatic aberration in accordance with the difference, and a corrector that corrects the axial chromatic aberration area.Type: ApplicationFiled: November 6, 2017Publication date: March 15, 2018Applicant: OLYMPUS CORPORATIONInventors: Takeshi FUKUTOMI, Ayako ASAKURA
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Patent number: 9244265Abstract: The invention provides a viewing optical system positioned between a viewing plane as a virtual plane and an eye point. The viewing optical system comprises, in order from the viewing plane side, a first lens and a filter.Type: GrantFiled: May 20, 2009Date of Patent: January 26, 2016Assignee: OLYMPUS CORPORATIONInventors: Ayako Asakura, Hisashi Goto
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Patent number: 9137426Abstract: An optical device where an image of an object is formed on an image pickup element and where an image restoration process is performed on the image obtained by the image pickup element, comprising a MTF that satisfies the following conditional expression (1): 0.001<L×NA<0.5,5<a<30??(1) where L: the width of the MTF when the MTF is a %, and NA: a numerical aperture of the optical device.Type: GrantFiled: February 26, 2014Date of Patent: September 15, 2015Assignee: Olympus CorporationInventors: Ayako Asakura, Akikazu Yachi
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Patent number: 9030578Abstract: An image pickup apparatus includes a plurality of optical systems, each having a different focal length, an image pickup element which picks up an image of an object by the optical system, and a zoom control section which changes an angle of field of an output image by at least one optical system from among the plurality of optical systems, and a part of the angle of field which changes is same as an angle of field of another optical system, and the image pickup apparatus further includes a control section which changes a control position of a display image at the time of zooming to be directed toward an optical-axial center of the another optical system for which the part of the angle of field is same.Type: GrantFiled: January 9, 2013Date of Patent: May 12, 2015Assignee: Olympus CorporationInventor: Ayako Asakura
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Publication number: 20150092023Abstract: An image pickup apparatus having not less than three optical systems, and an image pickup element which picks up an object image by the optical system, includes an object-information acquiring section which acquires information of an object, a parallax-amount computing section which computes an amount of parallax corresponding to the information of the object, and an optical-system selecting section which selects optical systems for photographing from among not less than three optical systems, based on the amount of parallax corresponding to the information of the object, that has been computed by the parallax-amount computing section.Type: ApplicationFiled: December 11, 2014Publication date: April 2, 2015Applicant: OLYMPUS CORPORATIONInventor: Ayako ASAKURA
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Patent number: 8964039Abstract: A front-rear blur amount of a camera, which occurs when a release button is pressed in order to perform image pickup, is detected, and image data obtained by an imaging device on which an image of an object is formed are subjected to image processing on the basis of the front-rear blur amount. As a result, an image on which the effects of front-rear blur are reduced is obtained.Type: GrantFiled: March 30, 2011Date of Patent: February 24, 2015Assignee: Olympus CorporationInventors: Ayako Asakura, Hisashi Goto
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Patent number: 8830378Abstract: When a photographer presses a release button by a predetermined amount after focusing on a first object, a focus lens is moved in an optical axis direction so that a second object is brought into focus, whereupon image pickup is performed while focusing on the second object. Image processing is then performed on image data obtained in the image pickup.Type: GrantFiled: March 29, 2011Date of Patent: September 9, 2014Assignee: Olympus CorporationInventors: Ayako Asakura, Hisashi Goto
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Patent number: 8810674Abstract: The invention provides an imaging apparatus and an imaging system, each one comprising an optical system having characteristics matching with image restoration processing, thereby achieving effective image restoration processing. To this end, the imaging apparatus or system comprises an imaging device 12, an optical system 11 for forming a subject image on the imaging device 12, and an image processing means 14 for implementing image processing for an image being viewed, the image produced out of the image device 12. The imaging apparatus or system is characterized in that the optical system 11 has a substantially constant MTF at a position where the imaging device 12 is located and in the predetermined distances before and after that position.Type: GrantFiled: March 16, 2011Date of Patent: August 19, 2014Assignee: Olympus Imaging Corp.Inventors: Ayako Asakura, Akikazu Yachi
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Publication number: 20140176769Abstract: An optical device where an image of an object is formed on an image pickup element and where an image restoration process is performed on the image obtained by the image pickup element, comprising a MTF that satisfies the following conditional expression (1): 0.001<L×NA<0.5,5<a<30??(1) where L: the width of the MTF when the MTF is a %, and NA: a numerical aperture of the optical device.Type: ApplicationFiled: February 26, 2014Publication date: June 26, 2014Applicant: OLYMPUS CORPORATIONInventors: Ayako ASAKURA, Akikazu YACHI
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Patent number: 8704938Abstract: An optical device where an image of an object is formed on an image pickup element and where an image restoration process is performed on the image obtained by the image pickup element, comprising a MTF that satisfies the following conditional expression (1): 0.001<L×NA<0.5,5<a<30??(1) where L: the width of the MTF when the MTF is a %, and NA: a numerical aperture of the optical device.Type: GrantFiled: February 29, 2012Date of Patent: April 22, 2014Assignee: Olympus CorporationInventors: Ayako Asakura, Akikazu Yachi
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Publication number: 20120249818Abstract: When a photographer presses a release button by a predetermined amount after focusing on a first object, a focus lens is moved in an optical axis direction so that a second object is brought into focus, whereupon image pickup is performed while focusing on the second object. Image processing is then performed on image data obtained in the image pickup.Type: ApplicationFiled: March 29, 2011Publication date: October 4, 2012Applicant: Olympus CorporationInventors: Ayako Asakura, Hisashi Goto
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Publication number: 20120249805Abstract: A front-rear blur amount of a camera, which occurs when a release button is pressed in order to perform image pickup, is detected, and image data obtained by an imaging device on which an image of an object is formed are subjected to image processing on the basis of the front-rear blur amount. As a result, an image on which the effects of front-rear blur are reduced is obtained.Type: ApplicationFiled: March 30, 2011Publication date: October 4, 2012Applicant: Olympus CorporationInventors: Ayako Asakura, Hisashi Goto
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Publication number: 20120236171Abstract: The invention provides an imaging apparatus and an imaging system, each one comprising an optical system having characteristics matching with image restoration processing, thereby achieving effective image restoration processing. To this end, the imaging apparatus or system comprises an imaging device 12, an optical system 11 for forming a subject image on the imaging device 12, and an image processing means 14 for implementing image processing for an image being viewed, the image produced out of the image device 12. The imaging apparatus or system is characterized in that the optical system 11 has a substantially constant MTF at a position where the imaging device 12 is located and in the predetermined distances before and after that position.Type: ApplicationFiled: March 16, 2011Publication date: September 20, 2012Inventors: Ayako Asakura, Akikazu Yachi
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Patent number: 8218241Abstract: The invention provides a viewing optical system positioned between a viewing plane as a virtual plane and an eye point. The viewing optical system comprises, in order from the viewing plane side, a first lens group including a positive lens or a negative lens, a second lens group including a cemented lens in which at least one negative lens and at least one positive lens are cemented together, and a third lens group including a positive lens. Of lenses forming the first, second, and third lens groups, at least one lens surface is an aspheric surface.Type: GrantFiled: May 20, 2009Date of Patent: July 10, 2012Assignee: Olympus CorporationInventors: Ayako Asakura, Hisashi Goto
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Publication number: 20120162486Abstract: An optical device where an image of an object is formed on an image pickup element and where an image restoration process is performed on the image obtained by the image pickup element, comprising a MTF that satisfies the following conditional expression (1): 0.001<L×NA<0.5,5<a<30??(1) where L: the width of the MTF when the MTF is a %, and NA: a numerical aperture of the optical device.Type: ApplicationFiled: February 29, 2012Publication date: June 28, 2012Inventors: Ayako Asakura, Akikazu Yachi
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Patent number: 8174767Abstract: The present invention provides a viewfinder, characterized by comprising a reflection type display device on which an object image is displayed, an eyepiece optical system having a front group and a rear group, an illumination optical system for illuminating the reflection type display device and an optical device for putting an optical path taken by the illumination optical system over an optical path from said reflection type display device to the eyepiece optical system at a position of the widest of lens-to-lens spaces in the eyepiece optical system. The eyepiece optical system is located between the reflection type display device and an eye point, and satisfies the following condition (1): 0.1<Y/Dm<1??(1) where Dm is the widest lens-to-lens space, and Y is the length of the reflection type display device from the center to one side thereof.Type: GrantFiled: May 20, 2009Date of Patent: May 8, 2012Assignee: Olympus CorporationInventors: Ayako Asakura, Hisashi Goto
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Patent number: 8120859Abstract: The invention provides a viewing optical system positioned between a viewing plane as a virtual plane and an eye point. The viewing optical system comprises, in order from the viewing plane side, a cemented lens and a positive lens component, and satisfies the following condition (1). 0.2<Dm/L<0.8??(1) where Dm is the widest of lens-to-lens spaces in the viewing optical system, and L is a distance of said viewing plane to a lens surface positioned in the viewing optical system and nearest to the eye point side.Type: GrantFiled: May 20, 2009Date of Patent: February 21, 2012Assignee: Olympus CorporationInventors: Ayako Asakura, Hisashi Goto
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Patent number: 7940466Abstract: The invention provides a viewing optical system positioned between a viewing plane as a virtual plane and an eye point. The viewing optical system comprises, in order from the viewing plane side, a cemented lens in which at least one negative lens and at least one positive lens are cemented together and one positive lens, and satisfies the following condition (1). ?8<r3/f<?0.2??(1) Here r3 is the radius of curvature of the lens surface positioned in the cemented lens and nearest to the viewing plane side, and f is the focal length of the whole viewing optical system.Type: GrantFiled: May 20, 2009Date of Patent: May 10, 2011Assignee: Olympus CorporationInventors: Ayako Asakura, Hisashi Goto
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Publication number: 20100182337Abstract: An imaging apparatus includes an electronic viewfinder including a display device for displaying an image and an ocular optical system, a storage unit for storing information, an input unit for receiving an input operation relating to color conversion processing, a color conversion processing unit for performing color conversion processing corresponding to the input operation on the image, and a control unit for controlling the electronic viewfinder, the input unit, and the color conversion processing unit.Type: ApplicationFiled: January 6, 2010Publication date: July 22, 2010Inventor: Ayako Asakura