Patents by Inventor Kengo Hayasaka
Kengo Hayasaka 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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Publication number: 20140160079Abstract: An input/output device capable of displaying a high-resolution two-dimensional image and detecting the position of an object in three-dimensional space in spite of having a low profile is provided. An input/output device includes: a display section including, in a mixed manner, image pickup regions for obtaining image pickup data of an object and a display region for displaying an image based on image data; a microlens arranged on a display surface of the display section so as to correspond to each of the image pickup regions; and a position detection section detecting position of the object based on image pickup data obtained from the image pickup regions of the display section.Type: ApplicationFiled: January 23, 2014Publication date: June 12, 2014Applicant: Sony CorporationInventors: Kengo Hayasaka, Kenji Yamamoto
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Patent number: 8681123Abstract: An input/output device capable of displaying a high-resolution two-dimensional image and detecting the position of an object in three-dimensional space in spite of having a low profile is provided. An input/output device includes: a display section including, in a mixed manner, image pickup regions for obtaining image pickup data of an object and a display region for displaying an image based on image data; a microlens arranged on a display surface of the display section so as to correspond to each of the image pickup regions; and a position detection section detecting position of the object based on image pickup data obtained from the image pickup regions of the display section.Type: GrantFiled: August 4, 2009Date of Patent: March 25, 2014Assignee: Sony CorporationInventors: Kengo Hayasaka, Kenji Yamamoto
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Patent number: 8625981Abstract: An imaging apparatus includes: an image-pickup lens; a shutter partitioned into a plurality of sections along a first direction and allowed to open and close for each of the plurality of sections; a stop adjusting an amount of light; and a drive section driving the shutter and the stop. The drive section controls the shutter in such a manner that any one of the sections of the shutter is opened and the remaining sections are closed, and drives the stop in such a manner that passage of a flux of light through the open section is limited to a larger extent in a second direction than in the first direction, the second direction being orthogonal to the first direction.Type: GrantFiled: March 29, 2011Date of Patent: January 7, 2014Assignee: Sony CorporationInventors: Masahiro Takada, Kengo Hayasaka
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Patent number: 8502911Abstract: An image pickup apparatus includes: an image pickup lens; an image pickup device to obtain image pickup data; a microlens array on an image forming plane of the image pickup lens; and an image processing section producing an image based on the image pickup data. The microlens array includes microlenses each provided corresponding to pixels of the image pickup device. The image processing section includes a parallax image producing section and a resizing section. The parallax image producing section extracts pixel data from the image pickup data and synthesizes the pixel data to produce a plurality of parallax images. Each of the extracted pixel data corresponds to each of pixels located at the same position in image pickup regions of the image pickup device, each region corresponding to each microlens. The resizing section resizes each parallax image to change the resolutions thereof.Type: GrantFiled: August 4, 2009Date of Patent: August 6, 2013Assignee: Sony CorporationInventors: Kenji Yamamoto, Kengo Hayasaka
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Patent number: 8463001Abstract: An image pickup apparatus capable of improving the image quality of a picked-up image at the time of closely picking up an image is provided. In an image processing section 14, after a process of clipping a central region 31 and an image reversing process are performed in each of image pickup regions 3 of microlenses on image pickup data D1 obtained by an image pickup device 13, an image synthesizing process using images is performed to obtain image-processed data (image pickup data D2). In the image pickup data D2, the process of clipping the central region 31 is performed in each of the image pickup regions 3 of the microlenses, so even if a living organism 2 as an object subjected to image pickup is closely placed, an overlap region 32 between the image pickup regions 3 by adjacent microlenses is removed.Type: GrantFiled: July 30, 2008Date of Patent: June 11, 2013Assignee: Sony CorporationInventors: Kengo Hayasaka, Isao Ichimura, Kenji Yamamoto
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Patent number: 8456565Abstract: Disclosed herein is an imaging device including: an imaging lens configured to have an aperture stop; an imaging element configured to include a plurality of pixels two-dimensionally arranged along a longitudinal direction and a lateral direction and acquire imaging data based on received light; and a microlens array configured to be disposed between the imaging lens and the imaging element and include a plurality of microlenses, a pixel area composed of m×n pixels (m and n denote a number equal to or larger than 2 in the longitudinal direction and the lateral direction) in the imaging element being assigned to a respective one of the microlenses, wherein positional displacement smaller than a width of one pixel is set between the microlens and the pixel area.Type: GrantFiled: April 26, 2010Date of Patent: June 4, 2013Assignee: Sony CorporationInventors: Kengo Hayasaka, Kenji Yamamoto
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Patent number: 8451352Abstract: An image pickup apparatus allowed to obtain parallax information while preventing a decline in apparent resolution. An image pickup apparatus includes: an image pickup lens having an aperture stop; an image pickup device including a plurality of pixels and obtaining image pickup data based on light received on the plurality of pixels; and a microlens array arranged between the image pickup lens and the image pickup device so that one microlens is allocated to 2×2 pixels in the image pickup device. The plurality of pixels are disposed in a fashion of two-dimensional arrangement along two directions rotated a certain angle with respect to a horizontal direction and a vertical direction, respectively.Type: GrantFiled: October 28, 2009Date of Patent: May 28, 2013Assignee: Sony CorporationInventors: Kengo Hayasaka, Kenji Yamamoto, Isao Ichimura, Isao Hirota
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Patent number: 8237843Abstract: Disclosed herein is an imaging device, including: an imaging lens having an aperture stop; an imaging element adapted to obtain image data based on received light; and a microlens array provided in the focal plane of the imaging lens between the imaging lens and imaging element, the microlens array including a plurality of microlenses arranged in such a manner that each microlens is associated with a plurality of imaging pixels of the imaging element, wherein the arrangement of the microlenses of the microlens array is corrected from an equidistant arrangement to a non-linear arrangement according to the height of the image from the imaging lens on the imaging element.Type: GrantFiled: April 9, 2010Date of Patent: August 7, 2012Assignee: Sony CorporationInventors: Kenji Yamamoto, Isao Ichimura, Kengo Hayasaka, Koichiro Kishima
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Publication number: 20120076484Abstract: An imaging apparatus includes: an image-pickup lens; a shutter partitioned into a plurality of sections along a first direction and allowed to open and close for each of the plurality of sections; a stop adjusting an amount of light; and a drive section driving the shutter and the stop. The drive section controls the shutter in such a manner that any one of the sections of the shutter is opened and the remaining sections are closed, and drives the stop in such a manner that passage of a flux of light through the open section is limited to a larger extent in a second direction than in the first direction, the second direction being orthogonal to the first direction.Type: ApplicationFiled: March 29, 2011Publication date: March 29, 2012Applicant: SONY CORPORATIONInventors: Masahiro Takada, Kengo Hayasaka
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Patent number: 8102459Abstract: An image pickup apparatus includes: an image pickup lens section having an aperture stop; an image pickup device obtaining image pickup data on the basis of light detected; and a microlens array section arranged on a focal plane of the image pickup lens section, and including a plurality of microlenses, each of the microlenses being provided corresponding to a plurality of image pickup pixels of the image pickup device, wherein the following formula (1) is satisfied: p=(m×s)×{L/(L+f)}??(1) where p is a pitch between the microlenses, s is a pixel size in a predetermined direction, m is the number (an integer) of the image pickup pixels allocated to each of the microlenses in the predetermined direction, L is a distance between the aperture stop and the microlens array section, and f is a focal length of each of the microlenses.Type: GrantFiled: January 5, 2009Date of Patent: January 24, 2012Assignee: Sony CorporationInventors: Kengo Hayasaka, Kenji Yamamoto
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Publication number: 20110199458Abstract: An image processing device includes a phase difference detection portion configured to detect phase difference between parallax images by performing correlation value calculation with a plurality of parallax images, and generate phase difference distribution in an image. The phase difference detection portion performs the phase difference detection individually along two or more directions different from each other, and generates the phase difference distribution by utilizing results of the phase difference detection regarding the two or more directions.Type: ApplicationFiled: February 9, 2011Publication date: August 18, 2011Applicant: SONY CORPORATIONInventors: Kengo Hayasaka, Kenji Yamamoto
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Patent number: 7932941Abstract: An image pickup apparatus includes an image-pickup lens having an aperture diaphragm, an image-pickup element that has a color filter which is periodically allocated colors in units of a predetermined unit array and that generates picked-up image data including pixel data of colors using received light, the color filter being adjacent to a light receiving surface, a microlens array unit that is arranged on an image forming surface of the image-pickup lens and whose microlenses are each allocated a plurality of pixels of the image-pickup element, and an image processing unit that performs image processing on the picked-up image data generated by the image-pickup element. The image processing unit includes a parallax component image generation unit that generates a plurality of parallax component images and an interpolation processing unit that performs color interpolation processing for each of the parallax component images.Type: GrantFiled: October 31, 2008Date of Patent: April 26, 2011Assignee: Sony CorporationInventors: Kengo Hayasaka, Kenji Yamamoto
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Publication number: 20100283884Abstract: Disclosed herein is an imaging device including: an imaging lens configured to have an aperture stop; an imaging element configured to include a plurality of pixels two-dimensionally arranged along a longitudinal direction and a lateral direction and acquire imaging data based on received light; and a microlens array configured to be disposed between the imaging lens and the imaging element and include a plurality of microlenses, a pixel area composed of m×n pixels (m and n denote a number equal to or larger than 2 in the longitudinal direction and the lateral direction) in the imaging element being assigned to a respective one of the microlenses, wherein positional displacement smaller than a width of one pixel is set between the microlens and the pixel area.Type: ApplicationFiled: April 26, 2010Publication date: November 11, 2010Applicant: SONY CORPORATIONInventors: Kengo Hayasaka, Kenji Yamamoto
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Publication number: 20100265381Abstract: Disclosed herein is an imaging device, including: an imaging lens having an aperture stop; an imaging element adapted to obtain image data based on received light; and a microlens array provided in the focal plane of the imaging lens between the imaging lens and imaging element, the microlens array including a plurality of microlenses arranged in such a manner that each microlens is associated with a plurality of imaging pixels of the imaging element, wherein the arrangement of the microlenses of the microlens array is corrected from an equidistant arrangement to a non-linear arrangement according to the height of the image from the imaging lens on the imaging element.Type: ApplicationFiled: April 9, 2010Publication date: October 21, 2010Applicant: SONY CORPORATIONInventors: Kenji Yamamoto, Isao Ichimura, Kengo Hayasaka, Koichiro Kishima
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Publication number: 20100142770Abstract: An image pickup apparatus capable of improving the image quality of a picked-up image at the time of closely picking up an image is provided. In an image processing section 14, after a process of clipping a central region 31 and an image reversing process are performed in each of image pickup regions 3 of microlenses on image pickup data D1 obtained by an image pickup device 13, an image synthesizing process using images is performed to obtain image-processed data (image pickup data D2). In the image pickup data D2, the process of clipping the central region 31 is performed in each of the image pickup regions 3 of the microlenses, so even if a living organism 2 as an object subjected to image pickup is closely placed, an overlap region 32 between the image pickup regions 3 by adjacent microlenses is removed.Type: ApplicationFiled: July 30, 2008Publication date: June 10, 2010Applicant: Sony CorporationInventors: Kengo Hayasaka, Isao Ichimura, Kenji Yamamoto
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Publication number: 20100128152Abstract: An image pickup apparatus allowed to obtain parallax information while preventing a decline in apparent resolution. An image pickup apparatus includes: an image pickup lens having an aperture stop; an image pickup device including a plurality of pixels and obtaining image pickup data based on light received on the plurality of pixels; and a microlens array arranged between the image pickup lens and the image pickup device so that one microlens is allocated to 2×2 pixels in the image pickup device. The plurality of pixels are disposed in a fashion of two-dimensional arrangement along two directions rotated a certain angle with respect to a horizontal direction and a vertical direction, respectively.Type: ApplicationFiled: October 28, 2009Publication date: May 27, 2010Applicant: Sony CorporationInventors: Kengo Hayasaka, Kenji Yamamoto, Isao Ichimura, Isao Hirota
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Publication number: 20100053354Abstract: An image pickup apparatus includes: an image pickup lens having an aperture stop; an image pickup device obtaining image pickup data based on light detected; one or more microlenses arranged between the image pickup lens and the image pickup device so as to correspond to a plurality of pixels in a partial region of the image pickup device; and an image processing section performing image processing based on the image pickup data obtained from the image pickup device, in which the image processing section includes: a distance measurement section measuring a distance from the image pickup lens to a measurement object based on pixel data in the partial region of the image pickup device, and an interpolation section interpolating pixel data for the partial region of the image pickup device.Type: ApplicationFiled: July 22, 2009Publication date: March 4, 2010Applicant: Sony CorporationInventors: Kengo Hayasaka, Kenji Yamamoto
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Publication number: 20100053119Abstract: An input/output device capable of displaying a high-resolution two-dimensional image and detecting the position of an object in three-dimensional space in spite of having a low profile is provided. An input/output device includes: a display section including, in a mixed manner, image pickup regions for obtaining image pickup data of an object and a display region for displaying an image based on image data; a microlens arranged on a display surface of the display section so as to correspond to each of the image pickup regions; and a position detection section detecting position of the object based on image pickup data obtained from the image pickup regions of the display section.Type: ApplicationFiled: August 4, 2009Publication date: March 4, 2010Applicant: Sony CorporationInventors: Kengo Hayasaka, Kenji Yamamoto
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Publication number: 20100045844Abstract: An image pickup apparatus includes: an image pickup lens; an image pickup device to obtain image pickup data; a microlens array on an image forming plane of the image pickup lens; and an image processing section producing an image based on the image pickup data. The microlens array includes microlenses each provided corresponding to pixels of the image pickup device. The image processing section includes a parallax image producing section and a resizing section. The parallax image producing section extracts pixel data from the image pickup data and synthesizes the pixel data to produce a plurality of parallax images. Each of the extracted pixel data corresponds to each of pixels located at the same position in image pickup regions of the image pickup device, each region corresponding to each microlens. The resizing section resizes each parallax image to change the resolutions thereof.Type: ApplicationFiled: August 4, 2009Publication date: February 25, 2010Applicant: Sony CorporationInventors: Kenji Yamamoto, Kengo Hayasaka
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Publication number: 20100026453Abstract: A biometrics authentication system having a small and simple configuration and being capable of implementing both of biometrics authentication and position detection is provided. A biometrics authentication system includes: a light source emitting light to an object; a microlens array section condensing light from the object; a light-sensing device obtaining light detection data of the object on the basis of the light condensed by the microlens array section; a position detection section detecting the position of the object on the basis of the light detection data obtained in the light-sensing device; and an authentication section, in the case where the object is a living body, performing authentication of the living body on the basis of the light detection data obtained in the light-sensing device.Type: ApplicationFiled: July 28, 2009Publication date: February 4, 2010Applicant: Sony CorporationInventors: Kenji Yamamoto, Hideo Sato, Isao Ichimura, Toshio Watanabe, Shinichi Kai, Junji Kajihara, Kengo Hayasaka