Patents by Inventor Isamu Nakao
Isamu Nakao 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: 20220184611Abstract: Provided is a microfluidic system comprising a microfluidic chip including a substrate having a vibrating section that, when irradiated by light, causes at least a portion of a substrate to vibrate, and at least one microfluidic structure arranged adjacent to the vibrating section such that vibration of the at least a portion of the substrate causes a vibration stimulus within the at least one microfluidic structure, the vibration stimulus causing a change in position of at least one particle when present in the at least one microfluidic structure.Type: ApplicationFiled: April 16, 2020Publication date: June 16, 2022Applicant: Sony Group CorporationInventors: Shin Masuhara, Nobuaki Kuribara, Tasuku Yotoriyama, Isamu Nakao
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Patent number: 11231436Abstract: The flow rate of light scattering fluid is measured more easily and at a higher speed. A flow rate measuring method according to the present disclosure includes: generating two or more speckle images by continually imaging light scattering fluid to be measured, while defining time shorter than spatial correlation disappearance time corresponding to time in which spatial correlation between speckle patterns generated by the light scattering fluid disappears as exposure time, at a time interval shorter than the spatial correlation disappearance time; and calculating direction and speed of flow of the light scattering fluid from time variation of the speckle patterns between the two or more speckle images, in which the speckle images are imaged by using an imaging device mounted with an area sensor and a pixel group of a part of the area sensor or by using an imaging device mounted with a line sensor.Type: GrantFiled: February 16, 2018Date of Patent: January 25, 2022Assignees: SONY CORPORATION, SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Isamu Nakao, Noriyuki Kishii, Tetsuro Kuwayama, Kensei Jo
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Publication number: 20210364410Abstract: To provide a technology for confirming that a desired particle is recovered in single cell analysis. The present technology provides a particle confirming method including a correlating step of correlating ID information possessed by a particle trapped in a well in a particle trapping region with position information of the well, a discharging step of discharging the particle from the well, an ID information acquiring step of acquiring ID information of the particle after the discharging step, and a confirming step of confirming the position of the well in which the particle has been trapped, on the basis of the acquired ID information. In addition, the present technology also provides a particle trapping chip and a particle analyzing system to be used for carrying out the method.Type: ApplicationFiled: November 11, 2019Publication date: November 25, 2021Applicant: Sony CorporationInventors: Hiroyuki Hosokawa, Tasuku Yotoriyama, Shin Masuhara, Isamu Nakao
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Publication number: 20210321887Abstract: A medical system (1) includes first light irradiation means (11) for irradiating an image capturing target with coherent light, image capturing means (12) for capturing a speckle image obtained from scattered light caused by the image capturing target irradiated with the coherent light, speckle contrast calculation means (1312) for calculating a speckle contrast value for each pixel on the basis of the speckle image, motion detection means (1311) for detecting motion of the image capturing target, speckle image generation means (1313) for generating a speckle contrast image on the basis of the speckle contrast value and the motion of the image capturing target detected by the motion detection means, and display means (14) for displaying the speckle contrast image.Type: ApplicationFiled: August 7, 2019Publication date: October 21, 2021Inventors: TAKANORI FUKAZAWA, KAZUKI IKESHITA, DAISUKE KIKUCHI, TETSURO KUWAYAMA, KENJI TAKAHASHI, MINORI TAKAHASHI, ISAMU NAKAO, KENTARO FUKAZAWA, GORO FUJITA, FUMISADA MAEDA, TAKESHI MATSUI, TAKASHI YAMAGUCHI, HIROSHI YOSHIDA
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Patent number: 11025812Abstract: To provide an image analyzing technology capable of obtaining an image with less shading and with enough speckle contrast. An imaging apparatus includes: a light source that irradiates an imaging object with coherent light with a first irradiation condition and a second irradiation condition; a speckle imaging unit that captures a first speckle image obtained from scattered light of the imaging object irradiate at the first irradiation condition, and a second speckle image obtained from scattered light of the imaging object irradiate at the second irradiation condition; and an information processing unit that separates speckle images at boundaries of average luminance difference formed in the first speckle image and the second speckle image, connecting the separaged speckle images at the boundaries, and analyzes the combined speckle combined image.Type: GrantFiled: November 16, 2016Date of Patent: June 1, 2021Assignee: SONY CORPORATIONInventors: Hiroshi Ichiki, Isamu Nakao, Tetsuro Kuwayama, Noriyuki Kishii, Yusaku Nakashima, Takeshi Matsui
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Publication number: 20210102969Abstract: The flow rate of light scattering fluid is measured more easily and at a higher speed. A flow rate measuring method according to the present disclosure includes: generating two or more speckle images by continually imaging light scattering fluid to be measured, while defining time shorter than spatial correlation disappearance time corresponding to time in which spatial correlation between speckle patterns generated by the light scattering fluid disappears as exposure time, at a time interval shorter than the spatial correlation disappearance time; and calculating direction and speed of flow of the light scattering fluid from time variation of the speckle patterns between the two or more speckle images, in which the speckle images are imaged by using an imaging device mounted with an area sensor and a pixel group of a part of the area sensor or by using an imaging device mounted with a line sensor.Type: ApplicationFiled: February 16, 2018Publication date: April 8, 2021Applicants: Sony Corporation, Sony Semiconductor Solutions CorporationInventors: Isamu NAKAO, Noriyuki KISHII, Tetsuro KUWAYAMA, Kensei JO
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Publication number: 20200267305Abstract: To provide an image analyzing technology capable of obtaining an image with less shading and with enough speckle contrast. An imaging apparatus includes: a light source that irradiates an imaging object with coherent light with a first irradiation condition and a second irradiation condition; a speckle imaging unit that captures a first speckle image obtained from scattered light of the imaging object irradiate at the first irradiation condition, and a second speckle image obtained from scattered light of the imaging object irradiate at the second irradiation condition; and an information processing unit that separates speckle images at boundaries of average luminance difference formed in the first speckle image and the second speckle image, connecting the separaged speckle images at the boundaries, and analyzes the combined speckle combined image.Type: ApplicationFiled: November 16, 2016Publication date: August 20, 2020Inventors: HIROSHI ICHIKI, ISAMU NAKAO, TETSURO KUWAYAMA, NORIYUKI KISHII, YUSAKU NAKASHIMA, TAKESHI MATSUI
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Patent number: 10681259Abstract: Provided is an imaging technique capable of detecting a focus even in an imaging apparatus of a speckle image. The imaging apparatus includes a coherent light source that irradiates an imaging object with coherent light, an incoherent light source that irradiates the imaging object with incoherent light, a speckle imaging unit that captures a speckle image obtained from scattered light of the imaging object irradiated with the coherent light, a non-speckle imaging unit that captures a non-speckle image obtained from reflected light of the imaging object irradiated with the incoherent light, and a focus detection unit that detects a focus of the speckle imaging unit on the basis of a focal position of the non-speckle imaging unit.Type: GrantFiled: December 9, 2016Date of Patent: June 9, 2020Assignee: Sony CorporationInventors: Hiroshi Ichiki, Isamu Nakao, Tetsuro Kuwayama, Noriyuki Kishii, Yusaku Nakashima, Takeshi Matsui
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Publication number: 20200060557Abstract: A control apparatus according to an aspect of the present technology includes a signal generation section. The signal generation section generates speckle data on the basis of an image signal of a subject imaged by using laser light as illumination, and generates a control signal for controlling output from a laser light source that emits the laser light on the basis of the generated speckle data.Type: ApplicationFiled: March 20, 2018Publication date: February 27, 2020Inventors: TAKESHI MATSUI, TETSURO KUWAYAMA, HIROSHI YOSHIDA, ISAMU NAKAO, FUMISADA MAEDA, GORO FUJITA, AKIO FURUKAWA
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Patent number: 10574977Abstract: A floating image display unit according to an embodiment of the technology includes an optical plate and one or a plurality of reflectors. The optical plate includes a plurality of optical elements arranged in a matrix on a substrate having a normal in a Z-axis direction, and each of the optical elements is configured to regularly reflect an entering light beam of a Z-axis direction component and recursively reflect an entering light beam of an XY-axis direction component. The one or the plurality of reflectors are configured to reflect light outputted from a light emitter or a light irradiation target object disposed on rear surface side of the optical plate, thereby causing the light to obliquely enter a rear surface of the optical plate.Type: GrantFiled: March 6, 2015Date of Patent: February 25, 2020Assignee: SONY CORPORATIONInventors: Kazumasa Kaneda, Isamu Nakao, Hiroyuki Ono, Yohei Fukuma
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Publication number: 20190293554Abstract: A fluid located at a certain depth in an imaging object can be imaged with high sensitivity and accuracy. As a result, an imaging technique by which information regarding the fluid can be accurately obtained is provided. An imaging apparatus includes: a light irradiation unit that irradiates a plurality of positions of an imaging object with coherent light as spots; a light detection unit that detects light, the light being emitted from the light irradiation unit and propagated in the imaging object; and an imaging unit that captures a speckle image obtained from scattered light of the imaging object, the scattered light being detected by the light detection unit.Type: ApplicationFiled: January 20, 2017Publication date: September 26, 2019Applicant: Sony CorporationInventors: Isamu Nakao, Takuya Kishimoto, Noriyuki Kishii
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Publication number: 20190045112Abstract: The imaging apparatus includes a coherent light source that irradiates an imaging object with coherent light, an incoherent light source that irradiates the imaging object with incoherent light, a speckle imaging unit that captures a speckle image obtained from scattered light of the imaging object irradiated with the coherent light, a non-speckle imaging unit that captures a non-speckle image obtained from reflected light of the imaging object irradiated with the incoherent light, and a focus detection unit that detects a focus of the speckle imaging unit on the basis of a focal position of the non-speckle imaging unit.Type: ApplicationFiled: December 9, 2016Publication date: February 7, 2019Applicant: Sony CorporationInventors: Hiroshi Ichiki, Isamu Nakao, Tetsuro Kuwayama, Noriyuki Kishii, Yusaku Nakashima, Takeshi Matsui
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Patent number: 10176787Abstract: According to an illustrative embodiment, an image display method is provided. The method includes detecting a position of a user, detecting a position of a physical object, and defining a non-display area of a display based on the position of the user and the position of the physical object.Type: GrantFiled: October 28, 2016Date of Patent: January 8, 2019Assignee: SONY CORPORATIONInventor: Isamu Nakao
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Publication number: 20180356643Abstract: A spatial image display apparatus includes: a display section including a plurality of pixels disposed in a two-dimensional array, the plurality of pixels configured to radiate light rays at different radiation angles with each other respectively so as to form a planar image including a plurality of image points disposed in a two-dimensional array in a space apart from an array face of the plurality of pixels, wherein two or more predetermined number of pixels out of the plurality of pixels radiate the predetermined number of light rays so as to intersect to form one of the image points, and an interval of two adjacent light rays out of the predetermined number of light rays having passed one of the image points is equal to or less than a predetermined observation interval at a predetermined observation position.Type: ApplicationFiled: August 21, 2018Publication date: December 13, 2018Applicant: Sony CorporationInventors: Isamu Nakao, Hiroyuki Ono, Kazumasa Kaneda, Yohei Fukuma
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Patent number: 10152953Abstract: According to an illustrative embodiment, an image display method is provided. The method includes detecting a position of a user, detecting a position of a physical object, and defining a non-display area of a display based on the position of the user and the position of the physical object.Type: GrantFiled: May 9, 2012Date of Patent: December 11, 2018Assignee: SONY CORPORATIONInventor: Isamu Nakao
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Publication number: 20180321081Abstract: The present technology provides a speckle imaging device including: an irradiation condition setting unit that sets an irradiation condition for coherent light with which an imaging object is irradiated; an imaging unit that captures scattered light obtained from the imaging object irradiated with the coherent light; an image generation unit that generates a speckle-enhanced image from a captured image captured by the imaging unit; and a leveling processing unit that generates a leveled speckle image from speckle-enhanced images corresponding to two or more different irradiation conditions.Type: ApplicationFiled: July 10, 2018Publication date: November 8, 2018Inventors: EIICHI TANAKA, YUSAKU NAKASHIMA, ISAMU NAKAO, NORIYUKI KISHII, TAKUYA KISHIMOTO
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Patent number: 10031023Abstract: Provided is a highly accurate imaging technology that utilizes the speckle interference. The present technology provides a speckle imaging device including: an irradiation condition setting unit that sets an irradiation condition for coherent light with which an imaging object is irradiated; an imaging unit that captures scattered light obtained from the imaging object irradiated with the coherent light; an image generation unit that generates a speckle-enhanced image from a captured image captured by the imaging unit; and a leveling processing unit that generates a leveled speckle image from speckle-enhanced images corresponding to two or more different irradiation conditions.Type: GrantFiled: January 14, 2016Date of Patent: July 24, 2018Assignee: SONY CORPORATIONInventors: Eiichi Tanaka, Yusaku Nakashima, Isamu Nakao, Noriyuki Kishii, Takuya Kishimoto
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Patent number: 10001653Abstract: A spatial image display apparatus includes a display element including a plurality of pixels which are two-dimensionally arranged, and an imaging device that has a substrate including a plurality of dihedral corner reflectors arranged, the display element is disposed in a first space on one main surface of the substrate, and the imaging device forms a real image of a display image by the display element, in a second space on the other main surface of the substrate. The plurality of pixels are arranged in a period corresponding to a frequency that is equal to or less than a minimum spatial frequency at which an MTF value relative to a spatial frequency of the imaging device is minimized.Type: GrantFiled: March 18, 2015Date of Patent: June 19, 2018Assignee: Sony CorporationInventor: Isamu Nakao
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Publication number: 20180110422Abstract: A technology is provided that is capable of reducing the size of an apparatus and improving the work environment of surgical operations as compared with those of related-art technologies. The present technology provides an illumination light transmission apparatus having a non-speckle illumination light source configured to radiate a non-speckle illumination light; a speckle illumination light source configured to radiate a speckle illumination light; a fiber bundle configured by a plurality of optical fibers into a bundle; and an optical control block configured to guide at least one of the non-speckle illumination light and the speckle illumination light into the fiber bundle.Type: ApplicationFiled: February 26, 2016Publication date: April 26, 2018Applicant: Sony CorporationInventors: Isamu NAKAO, Eiichi TANAKA, Akio FURUKAWA
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Publication number: 20180003557Abstract: Provided is a highly accurate imaging technology that utilizes the speckle interference. The present technology provides a speckle imaging device including: an irradiation condition setting unit that sets an irradiation condition for coherent light with which an imaging object is irradiated; an imaging unit that captures scattered light obtained from the imaging object irradiated with the coherent light; an image generation unit that generates a speckle-enhanced image from a captured image captured by the imaging unit; and a leveling processing unit that generates a leveled speckle image from speckle-enhanced images corresponding to two or more different irradiation conditions.Type: ApplicationFiled: January 14, 2016Publication date: January 4, 2018Inventors: EIICHI TANAKA, YUSAKU NAKASHIMA, ISAMU NAKAO, NORIYUKI KISHII, TAKUYA KISHIMOTO