Patents by Inventor Ja-Won Seo
Ja-Won Seo 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: 11280207Abstract: A rotor disk assembly for a gas turbine maintains a sealing capability even though adjacent labyrinth arms are dislocated from each other due to torsion or similar relative movement by thermal expansion or by rotation of the rotor disks of the gas turbine. The rotor disk assembly includes a plurality of rotor disks axially assembled to each other, the plurality of rotor disks including adjacent rotor disks coupled to each other by Hirth parts. Each rotor disk includes two labyrinth arms that extend axially and bilaterally and are located on the rotor disk more radially outward than the Hirth parts, and a first labyrinth arm of the two labyrinth arms having an end surface in which a receiving groove for receiving a seal ring is formed.Type: GrantFiled: October 1, 2018Date of Patent: March 22, 2022Inventors: Victor Shemyatovskiy, Ja Won Seo, Young Seok Heo
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Patent number: 11263790Abstract: Disclosed is an electronic device. There electronic device according to an embodiment includes: a memory; and a processor electronically connected to the memory, wherein the processor can be configured to recognize a face region from an image, check first skin probability data, corresponding to a region to be corrected, on the basis of a first skin color distribution including a skin color distribution stored in association with a plurality of races, first color data of the face region, and a second color data of the region to be corrected which is in the image and includes the face region, determine a category of the face region on the basis of the first color data of the face region, and correct the color, of the region to be corrected, on the basis of the determined category and the first skin probability data. Various other embodiments understood from the specification are also possible.Type: GrantFiled: March 19, 2018Date of Patent: March 1, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Ja Won Seo, Mi Ae Kim, Jae Hun Lim
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Patent number: 11015486Abstract: A gas turbine includes a housing; a rotor rotatable by a fluid flowing through the housing; a bearing for rotatably supporting the rotor; and a support structure configured to support the bearing with respect to the housing. The support structure includes an inner casing accommodating the bearing; an outer casing fastened to the housing; and a strut extending between the inner and outer casings, and at least one of the inner casing and the outer casing includes a diaphragm that is deformable in a radial direction of the rotor. Each casing includes a strut root connected to the strut, a strut platform surrounding the strut root and being formed as the diaphragm; and a main body surrounding the strut platform. Damage to the support structure due to thermal expansion can be prevented, and the support structure can be easily designed to avoid resonance between the support structure and the rotor.Type: GrantFiled: August 25, 2018Date of Patent: May 25, 2021Assignee: Doosan Heavy Industries Construction Co., LtdInventor: Ja Won Seo
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Patent number: 10781711Abstract: A rotor disc sealing device, which seals a leakage gap generated in a space between facing surfaces of rotor discs to be coupled to one another, can include: slots formed in the facing surfaces of the rotor discs; a sealing plate formed of a hard material and inserted into the slots; and an auxiliary plate formed of a soft material and coupled to one side of the sealing plate.Type: GrantFiled: February 20, 2018Date of Patent: September 22, 2020Assignee: Doosan Heavy Industries Construction Co., LtdInventor: Ja Won Seo
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Publication number: 20200098145Abstract: Disclosed is an electronic device. There electronic device according to an embodiment includes: a memory; and a processor electronically connected to the memory, wherein the processor can be configured to recognize a face region from an image, check first skin probability data, corresponding to a region to be corrected, on the basis of a first skin color distribution including a skin color distribution stored in association with a plurality of races, first color data of the face region, and a second color data of the region to be corrected which is in the image and includes the face region, determine a category of the face region on the basis of the first color data of the face region, and correct the color, of the region to be corrected, on the basis of the determined category and the first skin probability data. Various other embodiments understood from the specification are also possible.Type: ApplicationFiled: March 19, 2018Publication date: March 26, 2020Inventors: Ja Won SEO, Mi Ae KIM, Jae Hun LIM
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Publication number: 20190112938Abstract: A rotor disk assembly for a gas turbine maintains a sealing capability even though adjacent labyrinth arms are dislocated from each other due to torsion or similar relative movement by thermal expansion or by rotation of the rotor disks of the gas turbine. The rotor disk assembly includes a plurality of rotor disks axially assembled to each other, the plurality of rotor disks including adjacent rotor disks coupled to each other by Hirth parts. Each rotor disk includes two labyrinth arms that extend axially and bilaterally and are located on the rotor disk more radially outward than the Hirth parts, and a first labyrinth arm of the two labyrinth arms having an end surface in which a receiving groove for receiving a seal ring is formed.Type: ApplicationFiled: October 1, 2018Publication date: April 18, 2019Inventors: Victor Shemyatovskiy, Ja Won Seo, Young Seok Heo
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Publication number: 20190085728Abstract: A gas turbine includes a housing; a rotor rotatable by a fluid flowing through the housing; a bearing for rotatably supporting the rotor; and a support structure configured to support the bearing with respect to the housing. The support structure includes an inner casing accommodating the bearing; an outer casing fastened to the housing; and a strut extending between the inner and outer casings, and at least one of the inner casing and the outer casing includes a diaphragm that is deformable in a radial direction of the rotor. Each casing includes a strut root connected to the strut, a strut platform surrounding the strut root and being formed as the diaphragm; and a main body surrounding the strut platform. Damage to the support structure due to thermal expansion can be prevented, and the support structure can be easily designed to avoid resonance between the support structure and the rotor.Type: ApplicationFiled: August 25, 2018Publication date: March 21, 2019Inventor: Ja Won Seo
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Publication number: 20180291758Abstract: A rotor disc sealing device, which seals a leakage gap generated in a space between facing surfaces of rotor discs to be coupled to one another, can include: slots formed in the facing surfaces of the rotor discs; a sealing plate formed of a hard material and inserted into the slots; and an auxiliary plate formed of a soft material and coupled to one side of the sealing plate.Type: ApplicationFiled: February 20, 2018Publication date: October 11, 2018Inventor: JA WON SEO
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Patent number: 9442363Abstract: A stereo camera module includes a substrate provided with a plurality of installation brackets, a plurality of camera modules rotatably coupled to the installation brackets, a rotating part provided on the installation brackets so as to be rotatably coupled to a rotation coupling part provided on the camera modules, a driving unit provided on the installation brackets for rotatably driving the camera modules using magnetic force, and a control unit for adjusting the magnetic force generated by the driving unit by applying a current, which corresponds to inputted angle-adjustment data, to the driving unit to thereby control the rotation of the camera modules using the adjusted magnetic force.Type: GrantFiled: April 7, 2011Date of Patent: September 13, 2016Assignee: Samsung Electronics Co., LtdInventors: Ja-won Seo, Doo-Sik Shin
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Patent number: 9338366Abstract: An apparatus and method for compensating for back light of an image are provided. The method includes receiving an image at a preset time interval, upon receiving the image, dividing pixels constituting the received image according to preset ranges, determining whether the received image is a back light image by confirming a distribution degree of pixels of each of the divided ranges, adjusting the brightness of the back light image when the received image is the back light image, and storing the received image and the back light compensated image.Type: GrantFiled: January 16, 2015Date of Patent: May 10, 2016Assignee: Samsung Electronics Co., LtdInventors: Ja-Won Seo, Hae-Sun Lee, Jong-Hyub Lee, Sung-Jun Yim
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Publication number: 20150124159Abstract: An apparatus and method for compensating for back light of an image are provided. The method includes receiving an image at a preset time interval, upon receiving the image, dividing pixels constituting the received image according to preset ranges, determining whether the received image is a back light image by confirming a distribution degree of pixels of each of the divided ranges, adjusting the brightness of the back light image when the received image is the back light image, and storing the received image and the back light compensated image.Type: ApplicationFiled: January 16, 2015Publication date: May 7, 2015Inventors: Ja-Won SEO, Hae-Sun LEE, Jong-Hyub LEE, Sung-Jun YIM
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Patent number: 8957990Abstract: An apparatus and method for compensating for back light of an image are provided. The method includes receiving an image at a preset time interval, upon receiving the image, dividing pixels constituting the received image according to preset ranges, determining whether the received image is a back light image by confirming a distribution degree of pixels of each of the divided ranges, adjusting the brightness of the back light image when the received image is the back light image, and storing the received image and the back light compensated image.Type: GrantFiled: August 31, 2010Date of Patent: February 17, 2015Assignee: Samsung Electronics Co., LtdInventors: Ja-Won Seo, Hae-Sun Lee, Jong-Hyub Lee, Sung-Jun Yim
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Patent number: 8718376Abstract: Disclosed is an apparatus and a method for enhancing an image in a portable terminal. The apparatus includes an image processor for performing an Image Signal Processing (ISP) for an image received in a preview mode, an ROI processor for extracting an ROI from the image received from the image processor, enhancing an image of the extracted ROI, and synthesizing the image of the enhanced ROI with the image received from the image processor, and a controller for controlling the ROI processor to extract an ROI from an image received from the image processor, enhancing an image of the extracted ROI when a photographing is selected, synthesizing an image of the enhanced ROI with the image received from the image processor, and outputting an synthesized image.Type: GrantFiled: January 26, 2011Date of Patent: May 6, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Sung-Jun Yim, Ja-Won Seo, Hae-Sun Lee, Jong-Hyub Lee
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Publication number: 20130033584Abstract: A stereo camera module includes a substrate provided with a plurality of installation brackets, a plurality of camera modules rotatably coupled to the installation brackets, a rotating part provided on the installation brackets so as to be rotatably coupled to a rotation coupling part provided on the camera modules, a driving unit provided on the installation brackets for rotatably driving the camera modules using magnetic force, and a control unit for adjusting the magnetic force generated by the driving unit by applying a current, which corresponds to inputted angle-adjustment data, to the driving unit to thereby control the rotation of the camera modules using the adjusted magnetic force.Type: ApplicationFiled: April 7, 2011Publication date: February 7, 2013Inventors: Ja-won Seo, Doo-Sik Shin
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Patent number: 8238970Abstract: Provided is a mobile communication terminal having an aromatic function and a terminal charger for the same. The terminal charger for charging a mobile terminal having an absorbent material disposed therein includes a charger body having a mounting space formed at one part thereof and in which the terminal is mounted; and an aromatic supply part installed in the charger body for supplying an aromatic agent into the absorbent material.Type: GrantFiled: November 20, 2008Date of Patent: August 7, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Ja-Won Seo, Young-Kwon Yoon, Yong-Gu Lee
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Publication number: 20120062707Abstract: An apparatus and method of determining a convergence angle of a stereo camera. The method includes setting interest regions by first and second cameras, respectively, the interest regions having a same size and being symmetric to each other; photographing images by the first and second cameras while varying a convergence angle of the stereo camera by a predetermined degree for each photographed image of the first and second cameras, respectively; analyzing image histograms of the interest regions for each of the first and second cameras; and setting an optimum convergence angle.Type: ApplicationFiled: September 14, 2011Publication date: March 15, 2012Applicant: Samsung Electronics Co., Ltd.Inventors: Ja-Won Seo, Hae-Sun Lee, Jong-Hyub Lee, Sung-Jun Yim
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Publication number: 20110304752Abstract: An apparatus and a method for creating a lens shading compensation table suitable for a photography environment are provided. A photography environment condition determining unit determines photography environment conditions of an image input from a camera module. A compensation parameter detecting unit detects compensation parameters corresponding to the determined photography environment conditions. A compensation table creating unit creates a lens shading compensation table suitable for the determined photography environment conditions by applying the detected compensation parameters to a predetermined reference lens shading compensation table.Type: ApplicationFiled: June 13, 2011Publication date: December 15, 2011Applicant: Samsung Electronics Co., Ltd.Inventors: Jong-Hyub LEE, Ja-Won Seo, Hae-Sun Lee, Sung-Jun Yim
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Publication number: 20110182526Abstract: Disclosed is an apparatus and a method for enhancing an image in a portable terminal. The apparatus includes an image processor for performing an Image Signal Processing (ISP) for an image received in a preview mode, an ROI processor for extracting an ROI from the image received from the image processor, enhancing an image of the extracted ROI, and synthesizing the image of the enhanced ROI with the image received from the image processor, and a controller for controlling the ROI processor to extract an ROI from an image received from the image processor, enhancing an image of the extracted ROI when a photographing is selected, synthesizing an image of the enhanced ROI with the image received from the image processor, and outputting an synthesized image.Type: ApplicationFiled: January 26, 2011Publication date: July 28, 2011Applicant: Samsung Electronics Co., Ltd.Inventors: Sung-Jun YIM, Ja-Won Seo, Hae-Sun Lee, Jong-Hyub Lee
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Publication number: 20110058067Abstract: An apparatus and method for compensating for back light of an image are provided. The method includes receiving an image at a preset time interval, upon receiving the image, dividing pixels constituting the received image according to preset ranges, determining whether the received image is a back light image by confirming a distribution degree of pixels of each of the divided ranges, adjusting the brightness of the back light image when the received image is the back light image, and storing the received image and the back light compensated image.Type: ApplicationFiled: August 31, 2010Publication date: March 10, 2011Applicant: Samsung Electronics Co., Ltd.Inventors: Ja-Won SEO, Hae-Sun Lee, Jong-Hyub Lee, Sung-Jun Yim
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Publication number: 20090137288Abstract: Provided is a mobile communication terminal having an aromatic function and a terminal charger for the same. The terminal charger for charging a mobile terminal having an absorbent material disposed therein includes a charger body having a mounting space formed at one part thereof and in which the terminal is mounted; and an aromatic supply part installed in the charger body for supplying an aromatic agent into the absorbent material.Type: ApplicationFiled: November 20, 2008Publication date: May 28, 2009Inventors: Ja-Won Seo, Young-Kwon Yoon, Yong-Gu Lee