Patents by Inventor Manabu Koiso
Manabu Koiso 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: 20230200624Abstract: A medical signal processing apparatus processes image signals input from an imaging device. The image signals corresponds to a result of examining a subject, and the imaging device sequentially outputs the image signals from multiple pixels arrayed in a matrix according to a raster to the medical signal processing apparatus. The medical image signal processing apparatus includes: a signal divider configured to divide the image signals according to the raster sequentially output from the imaging device into first divided image signals each according to a pixel group consisting of multiple pixels arrayed in connected multiple columns; and a plurality of pre-processors configured to process, in parallel, sets of pixel information of the multiple first divided image signals divided by the signal divider.Type: ApplicationFiled: March 3, 2023Publication date: June 29, 2023Applicant: Sony Olympus Medical Solutions Inc.Inventor: Manabu KOISO
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Patent number: 11607111Abstract: A medical signal processing apparatus processes image signals input from an imaging device. The image signals corresponds to a result of examining a subject, and the imaging device sequentially outputs the image signals from multiple pixels arrayed in a matrix according to a raster to the medical signal processing apparatus. The medical image signal processing apparatus includes: a signal divider configured to divide the image signals according to the raster sequentially output from the imaging device into first divided image signals each according to a pixel group consisting of multiple pixels arrayed in connected multiple columns; and a plurality of pre-processors configured to process, in parallel, sets of pixel information of the multiple first divided image signals divided by the signal divider.Type: GrantFiled: September 17, 2021Date of Patent: March 21, 2023Assignee: SONY OLYMPUS MEDICAL SOLUTIONS INC.Inventor: Manabu Koiso
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Publication number: 20220005166Abstract: A medical signal processing apparatus processes image signals input from an imaging device. The image signals corresponds to a result of examining a subject, and the imaging device sequentially outputs the image signals from multiple pixels arrayed in a matrix according to a raster to the medical signal processing apparatus. The medical image signal processing apparatus includes: a signal divider configured to divide the image signals according to the raster sequentially output from the imaging device into first divided image signals each according to a pixel group consisting of multiple pixels arrayed in connected multiple columns; and a plurality of pre-processors configured to process, in parallel, sets of pixel information of the multiple first divided image signals divided by the signal divider.Type: ApplicationFiled: September 17, 2021Publication date: January 6, 2022Applicant: Sony Olympus Medical Solutions Inc.Inventor: Manabu KOISO
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Patent number: 11103125Abstract: An endoscope system is disclosed that included a camera head, a detection unit, and a distortion correction processing unit. The camera head is detachably connected to an eyepiece unit of a plurality of types of endoscopes inserted into a subject, the camera head including an imaging unit that captures a subject image received from an endoscope among the plurality of types of endoscopes that is connected to the eyepiece. The detection unit that detects a size of the subject image in the captured image on the basis of a luminance signal of each pixel in the captured image obtained by the imaging unit. The distortion correction processing unit that corrects an optical distortion of the captured image depending on sizes of a plurality of different subject images.Type: GrantFiled: July 13, 2018Date of Patent: August 31, 2021Assignee: SONY OLYMPUS MEDICAL SOLUTIONS INC.Inventors: Manabu Koiso, Yuichi Yamada
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Patent number: 10924724Abstract: There is provided a medical stereoscopic observation device, including: an acquisition section that acquires a first signal associated with a first imaging section and a second signal associated with a second imaging section via mutually different transmission channels; and a switching section that switches a signal to use for a certain control between the first signal and the second signal, in accordance with a state of the transmission channel for transmitting the first signal.Type: GrantFiled: March 6, 2017Date of Patent: February 16, 2021Assignees: SONY OLYMPUS MEDICAL SOLUTIONS INC., SONY CORPORATIONInventors: Keiji Shioda, Manabu Koiso, Satoshi Mitsui
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Publication number: 20190053693Abstract: An endoscope system is disclosed that included a camera head, a detection unit, and a distortion correction processing unit. The camera head is detachably connected to an eyepiece unit of a plurality of types of endoscopes inserted into a subject, the camera head including an imaging unit that captures a subject image received from an endoscope among the plurality of types of endoscopes that is connected to the eyepiece. The detection unit that detects a size of the subject image in the captured image on the basis of a luminance signal of each pixel in the captured image obtained by the imaging unit. The distortion correction processing unit that corrects an optical distortion of the captured image depending on sizes of a plurality of different subject images.Type: ApplicationFiled: July 13, 2018Publication date: February 21, 2019Applicant: Sony Olympus Medical Solutions Inc.Inventors: Manabu Koiso, Yuichi Yamada
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Publication number: 20180144453Abstract: A medical signal processing apparatus processes image signals input from an imaging device. The image signals corresponds to a result of examining a subject, and the imaging device sequentially outputs the image signals from multiple pixels arrayed in a matrix according to a raster to the medical signal processing apparatus. The medical image signal processing apparatus includes: a signal divider configured to divide the image signals according to the raster sequentially output from the imaging device into first divided image signals each according to a pixel group consisting of multiple pixels arrayed in connected multiple columns; and a plurality of pre-processors configured to process, in parallel, sets of pixel information of the multiple first divided image signals divided by the signal divider.Type: ApplicationFiled: November 9, 2017Publication date: May 24, 2018Applicant: Sony Olympus Medical Solutions Inc.Inventor: Manabu KOISO
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Publication number: 20170289528Abstract: There is provided a medical stereoscopic observation device, including: an acquisition section that acquires a first signal associated with a first imaging section and a second signal associated with a second imaging section via mutually different transmission channels; and a switching section that switches a signal to use for a certain control between the first signal and the second signal, in accordance with a state of the transmission channel for transmitting the first signal.Type: ApplicationFiled: March 6, 2017Publication date: October 5, 2017Applicants: Sony Olympus Medical Solutions Inc., Sony CorporationInventors: Keiji SHIODA, Manabu KOISO, Satoshi MITSUI
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Publication number: 20140028880Abstract: There is provided an image processing device including a noise reduction intensity setting unit that sets an intensity of noise reduction for removing a predetermined noise component, and a noise reduction intensity correcting unit that corrects the intensity of noise reduction based on corrected data obtained according to an edge rate.Type: ApplicationFiled: June 3, 2013Publication date: January 30, 2014Inventors: Yuki KAWAGUCHI, Manabu Koiso, Nobuyuki Matsushita
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Patent number: 7880790Abstract: An image-signal processing apparatus (1) designed to process the signals output from a CCD image sensor (10) that reads pixel data for one screen, line by line, divides the pixel data into a plurality of channels and outputs the pixel data thus divided. The image-signal processing apparatus (1) detects and corrects the black level of each pixel data item that the image sensor (10) has output for one channel. The image-signal processing apparatus (1) detects and corrects the gain difference between channels, which pertain to the pixel data items output from the image sensor (10). Hence, the apparatus (1) can correct the black level of each pixel data item and the gain difference between channels with high accuracy, when used in combination with an image sensor that divides pixel data into a plurality of channels.Type: GrantFiled: October 22, 2007Date of Patent: February 1, 2011Assignee: Sony CorporationInventors: Kenji Tanaka, Akira Hamano, Manabu Koiso
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Patent number: 7564491Abstract: A pixel defect detecting and correcting apparatus and method for detecting and correcting defects where the number of correctable defect pixels is not restricted to the capacity of a memory. The apparatus includes a color difference and luminance calculating block which calculates the absolute values of the color differences of adjacent pixels and a defect judgment target pixel, and color difference and luminance data. The apparatus also includes a maximum and minimum data values detecting block; a color difference interpolated value calculating block and a luminance interpolated value calculating block which obtain the color difference interpolated values and luminance interpolated values of the defect judgment target pixel.Type: GrantFiled: December 11, 2003Date of Patent: July 21, 2009Assignee: Sony CorporationInventors: Yutaka Yoneda, Manabu Koiso
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Publication number: 20080068482Abstract: An image-signal processing apparatus (1) designed to process the signals output from a CCD image sensor (10) that reads pixel data for one screen, line by line, divides the pixel data into a plurality of channels and outputs the pixel data thus divided. The image-signal processing apparatus (1) detects and corrects the black level of each pixel data item that the image sensor (10) has output for one channel. The image-signal processing apparatus (1) detects and corrects the gain difference between channels, which pertain to the pixel data items output from the image sensor. (10). Hence, the apparatus (1) can correct the black level of each pixel data item and the gain difference between channels with high accuracy, when used in combination with an image sensor that divides pixel data into a plurality of channels.Type: ApplicationFiled: October 22, 2007Publication date: March 20, 2008Inventors: Kenji Tanaka, Akira Hamano, Manabu Koiso
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Patent number: 7295238Abstract: An image-signal processing apparatus (1) designed to process the signals output from a CCD image sensor (10) that reads pixel data for one screen, line by line, divides the pixel data into a plurality of channels and outputs the pixel data thus divided. The image-signal processing apparatus (1) detects and corrects the black level of each pixel data item that the image sensor (10) has output for one channel. The image-signal processing apparatus (1) detects and corrects the gain difference between channels, which pertain to the pixel data items output from the image sensor (10). Hence, the apparatus (1) can correct the black level of each pixel data item and the gain difference between channels with high accuracy, when used in combination with an image sensor that divides pixel data into a plurality of channels.Type: GrantFiled: February 18, 2002Date of Patent: November 13, 2007Assignee: Sony CorporationInventors: Kenji Tanaka, Akira Hamano, Manabu Koiso
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Publication number: 20060012694Abstract: A pixel defect detecting and correcting apparatus according to the present invention is provided in which the number of correctable defect pixels is not restricted to the capacity of a memory device and defects subsequently generated can be detected and corrected; and includes a color difference and luminance calculating block 1-2 which calculates the absolute values of the color differences of adjacent pixels and a defect judgment target pixel, and color difference and luminance data; a maximum and minimum data values detecting block 1-3 which detects the maximum and minimum values of various kinds of data based on values calculated from the color difference and luminance; a color difference interpolated value calculating block 1-4 and a luminance interpolated value calculating block 1-5 which obtain the color difference interpolated values and luminance interpolated values of the defect judgment target pixel, respectively; and a defect judgment and interpolation processing block (1-6) which, using a pluraliType: ApplicationFiled: December 11, 2003Publication date: January 19, 2006Inventors: Yutaka Yoneda, Manabu Koiso
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Publication number: 20030164885Abstract: An image-signal processing apparatus (1) designed to process the signals output from a CCD image sensor (10) that reads pixel data for one screen, line by line, divides the pixel data into a plurality of channels and outputs the pixel data thus divided. The image-signal processing apparatus (1) detects and corrects the black level of each pixel data item that the image sensor (10) has output for one channel. The image-signal processing apparatus (1) detects and corrects the gain difference between channels, which pertain to the pixel data items output from the image sensor (10). Hence, the apparatus (1) can correct the black level of each pixel data item and the gain difference between channels with high accuracy, when used in combination with an image sensor that divides pixel data into a plurality of channels.Type: ApplicationFiled: March 27, 2003Publication date: September 4, 2003Inventors: Kenji Tanaka, Akira Hamano, Manabu Koiso