Patents by Inventor Hyun-seung Cho
Hyun-seung Cho 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: 11920332Abstract: A malodor reflux blocking unit using the cardiac valve principle, includes a space providing portion inserted into the drain pipe through the drain hole and configured to provide a drain space for the drainage, blocking portions which are, in a non-draining state, disposed to face each other and configured to block communication between the drain pipe and the drain space due to a water film phenomenon which occurs due to drainage water being present between the blocking portions, and intermediate portions configured to mediate connection between the blocking portions and the space providing portion.Type: GrantFiled: September 24, 2021Date of Patent: March 5, 2024Inventor: Hyun Seung Cho
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Publication number: 20220381017Abstract: A malodor reflux blocking unit using the cardiac valve principle, includes a space providing portion inserted into the drain pipe through the drain hole and configured to provide a drain space for the drainage, blocking portions which are, in a non-draining state, disposed to face each other and configured to block communication between the drain pipe and the drain space due to a water film phenomenon which occurs due to drainage water being present between the blocking portions, and intermediate portions configured to mediate connection between the blocking portions and the space providing portion.Type: ApplicationFiled: September 24, 2021Publication date: December 1, 2022Inventor: Hyun Seung CHO
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Patent number: 9967552Abstract: A display apparatus includes a display panel configured to display an image frame that includes a right-eye image and a left-eye image, and a touch panel configured to sense a user touch, wherein the touch panel includes a polarizing switch panel configured to switch a direction of polarization of light emitted from the display panel, and a parallax realization layer which is formed on one side of the polarizing switch panel and is configured to provide a binocular disparity image by using light emitted from the polarizing switch panel.Type: GrantFiled: June 17, 2014Date of Patent: May 8, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: In-hak Na, Ki-hyung Kang, Soo-bae Moon, Jung-hoon Yoon, Hyun-seung Cho, Seon-deok Hwang
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Patent number: 9891365Abstract: A backlight unit includes a light guide plate configured to emit light toward a display panel, and a plurality of light source units disposed adjacent to an edge of the light guide plate so as to irradiate light toward the light guide plate. The light source units include first and second light source modules configured to irradiate different types of light toward an edge of the light guide plate. The first light source modules are disposed adjacent to a first part of the edge of the light guide plate, and the second light source modules are disposed adjacent to a second part of the edge of the light guide plate.Type: GrantFiled: February 22, 2016Date of Patent: February 13, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Hyun-seung Cho
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Patent number: 9678354Abstract: A display apparatus is provided. The display apparatus includes a display panel comprising a plurality of pixels including a plurality of sub-pixels, and arranges and displays a multi-view image in an arrangement pattern. The display panel includes a polarizing film disposed on a back surface of the display panel and which transmits, to the display panel, light having a first polarization direction to an area corresponding to a first part of each of the sub-pixels, and light having a second polarization direction to an area corresponding to a second part of the sub-pixels. a polarizing panel disposed on a back surface of the polarizing film and configured to adjusts the first and second polarization directions of the light transmitted by the polarizing film, and a controller configured to control a driving state of the polarizing panel to sequentially provide the first and second polarization directions for one image frame section.Type: GrantFiled: November 17, 2014Date of Patent: June 13, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun-seung Cho, Jung-hoon Yoon, Seon-deok Hwang
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Publication number: 20170082790Abstract: A backlight unit includes a light guide plate configured to emit light toward a display panel, and a plurality of light source units disposed adjacent to an edge of the light guide plate so as to irradiate light toward the light guide plate. The light source units include first and second light source modules configured to irradiate different types of light toward an edge of the light guide plate. The first light source modules are disposed adjacent to a first part of the edge of the light guide plate, and the second light source modules are disposed adjacent to a second part of the edge of the light guide plate.Type: ApplicationFiled: February 22, 2016Publication date: March 23, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventor: Hyun-seung CHO
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Patent number: 9568770Abstract: A display panel and a display apparatus are provided. The display panel includes an image panel having pixel lines; a polarization panel which switches a polarization direction of a ray of light emitted from the image panel; and a lens which passes the ray of light provided from the polarization panel. The lens includes a first lens array which has a first birefringence characteristic, a second lens array which has a second birefringence characteristic different from the first birefringence characteristic, and which is arranged at a location to face the first lens array in an alternating manner, and a liquid crystal portion which has a same birefringence characteristic as either the first birefringence characteristic or the second birefringence characteristic, and which is filled in between the first lens array and the second lens array.Type: GrantFiled: December 28, 2012Date of Patent: February 14, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun-seung Cho, Ki-hyung Kang
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Patent number: 9560342Abstract: An autostereoscopic multi-view image display apparatus includes an image panel including pixels arranged in rows and columns, a backlight unit configured to provide light to the image panel, and a viewing zone separator disposed in front of the image panel and configured to provide different viewpoints according to viewing zones. A processor is configured to control multi-view images included into one image frame to be divided into two groups, and to control two sub-frames including multi-view images included in the divided groups to be sequentially displayed. The lights of different directions are provided to the image panel at points of time when the two sub-frames are displayed, respectively.Type: GrantFiled: July 24, 2014Date of Patent: January 31, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun-seung Cho, Ki-hyung Kang
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Publication number: 20150301350Abstract: A display apparatus is provided. The display apparatus includes a display panel comprising a plurality of pixels including a plurality of sub-pixels, and arranges and displays a multi-view image in an arrangement pattern. The display panel includes a polarizing film disposed on a back surface of the display panel and which transmits, to the display panel, light having a first polarization direction to an area corresponding to a first part of each of the sub-pixels, and light having a second polarization direction to an area corresponding to a second part of the sub-pixels. a polarizing panel disposed on a back surface of the polarizing film and configured to adjusts the first and second polarization directions of the light transmitted by the polarizing film, and a controller configured to control a driving state of the polarizing panel to sequentially provide the first and second polarization directions for one image frame section.Type: ApplicationFiled: November 17, 2014Publication date: October 22, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun-seung CHO, Jung-hoon YOON, Seon-deok HWANG
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Publication number: 20150245015Abstract: An autostereoscopic multi-view image display apparatus includes an image panel including pixels arranged in rows and columns, a backlight unit configured to provide light to the image panel, a viewing zone separator disposed in front of the image panel and configured to provide different viewpoints according to viewing zones, and a controller configured to control multi-view images included into one image frame to be divided into two groups, control two sub-frames including multi-view images included in the divided groups to be sequentially displayed, and control lights of different directions to be provided to the image panel at points of time when the two sub-frames are displayed, respectively.Type: ApplicationFiled: July 24, 2014Publication date: August 27, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun-seung CHO, Ki-hyung KANG
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Publication number: 20140368624Abstract: A display apparatus includes a display panel configured to display an image frame that includes a right-eye image and a left-eye image, and a touch panel configured to sense a user touch, wherein the touch panel includes a polarizing switch panel configured to switch a direction of polarization of light emitted from the display panel, and a parallax realization layer which is formed on one side of the polarizing switch panel and is configured to provide a binocular disparity image by using light emitted from the polarizing switch panel.Type: ApplicationFiled: June 17, 2014Publication date: December 18, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: In-hak NA, Ki-hyung KANG, Soo-bae MOON, Jung-hoon YOON, Hyun-seung CHO, Seon-deok HWANG
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Patent number: 8618726Abstract: A field emission panel includes: a first glass plate which comprises a phosphor layer, a second glass plate which is disposed in parallel to the first glass plate and comprises a plurality of electron emission elements; and a sealing member which is interposed between the first and the second glass plates to seal a space between the first and the second glass plates, wherein a part of the sealing member is hidden inside the first and the second glass plates and the other part of the sealing member is exposed to outsides of the first and the second glass plates.Type: GrantFiled: August 24, 2011Date of Patent: December 31, 2013Assignee: Samsung Electronics Co., Ltd.Inventors: Hyun-seung Cho, Jun-ho Sung, Sang-hyuck Ahn
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Patent number: 8558444Abstract: A field emission type surface light source device and an image display apparatus employing the same. The field emission type surface light source device includes a first substrate and a second substrate that are disposed to face each other; a sealing member that seals the first substrate and the second substrate; first electrodes and second electrodes that are disposed on the first substrate such that the first electrodes cross the second electrodes in an insulated state; electron emitters that are electrically connected to one of the first electrodes and the second electrodes; a phosphor layer that is disposed on one surface of the second substrate; a third electrode that is disposed on one surface of the phosphor layer; and a first terminal and a second terminal that are electrically connected the first electrodes and the second electrodes, respectively, and are disposed on a same side of the first substrate outside of a region sealed by the sealing member.Type: GrantFiled: March 7, 2011Date of Patent: October 15, 2013Assignee: Samsung Electronics Co., Ltd.Inventors: Hyun-seung Cho, Byong-gon Lee
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Patent number: 8493417Abstract: Provided are a field sequential image display apparatus that reduces flicker and a method of driving the same. The field sequential image display apparatus, which uses a plurality of single color light sources, includes: an image analyzing unit dividing frames of an image signal into fields, whereby the number of fields is greater than the number of single color light sources; an image display panel displaying the fields sequentially; and a light source unit comprising the plurality of single color light sources that are independently driven or driven with other light sources in order to supply lights corresponding to the color components of the fields to the image display panel, wherein an average driving frequency of the single color light sources is higher than a frame rate.Type: GrantFiled: February 1, 2007Date of Patent: July 23, 2013Assignee: Samsung Electronics Co., Ltd.Inventor: Hyun-seung Cho
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Publication number: 20120220074Abstract: An apparatus and method for producing a dye-sensitized cell are provided, in which a pre-transparent electrode and an opposite electrode are partially bonded, dye molecules are applied to the bonded electrodes followed by washing, an electrolyte is injected, and then the electrodes are hermetically sealed. With the apparatus and method, the manufacturing cost can be reduced and the manufacturing process can be simplified.Type: ApplicationFiled: May 4, 2012Publication date: August 30, 2012Applicants: SEWON CO., LTD., DMS CO., LTD.Inventors: Chun-Seong Park, Jong Min Kim, Jung Min Hwang, Gang-Beom Kim, Jeong-Yong Eum, Hyun-Seung Cho
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Patent number: 8192509Abstract: An apparatus and method for producing a dye-sensitized cell are provided, in which a pre-transparent electrode and an opposite electrode are partially bonded, dye molecules are applied to the bonded electrodes followed by washing, an electrolyte is injected, and then the electrodes are hermetically sealed. With the apparatus and method, the manufacturing cost can be reduced and the manufacturing process can be simplified.Type: GrantFiled: March 15, 2010Date of Patent: June 5, 2012Assignees: DMS Co., Ltd., Sewon Co., Ltd.Inventors: Chun-Seong Park, Jong Min Kim, Jung Min Hwang, Gang-Beom Kim, Jeong-Yong Eum, Hyun-Seung Cho
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Patent number: 8169134Abstract: A field emission device includes: a first substrate on which a gate electrode line, a cathode line, and an electron emission source are formed; a second substrate disposed to face the first substrate, and on which an anode and a phosphor layer are formed; and a side frame surrounding an area between the first substrate and the second substrate, and forming a sealed internal space, wherein the first substrate and the second substrate respectively comprise a first protrusion part and a second protrusion part that protrude outside the side frame in the same direction, wherein a rear terminal part for applying a voltage to the gate electrode line and the cathode line is formed on the first protrusion part, wherein an anode terminal for applying a voltage to the anode is formed on the second protrusion part.Type: GrantFiled: March 18, 2011Date of Patent: May 1, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Hyun-seung Cho, Hak-cheol Yang, Jun-ho Sung, Ki-bum Seong
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Publication number: 20120070933Abstract: The present invention provides an intermediate structure for use in manufacturing a dye-sensitized solar cell (DSSC) and a method for manufacturing a DSSC with the intermediate structure. The intermediate structure comprises a first electrode coated with a nano-particle oxide and a second electrode laminated with the first electrode by a layer formed of a sealant. The sealant layer has openings in predetermined positions such that at least a portion of the internal space formed by the first electrode, the second electrode, and the sealant layer can communicate with the outside. With the intermediate structure, a superior quality of a DSSC can be manufactured in a simpler and more cost-effective way.Type: ApplicationFiled: November 28, 2011Publication date: March 22, 2012Applicant: TG ENERGY INC.Inventors: Gang-Beom Kim, Hyun-Seung Cho, Chang-Ho Jin
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Publication number: 20120049729Abstract: A getter assembly which is mounted in a getter chamber is provided. The getter assembly comprises a plurality of getter, support units to support the plurality of getter. When the getter assembly is mounted the getter chamber, the support unit is elastically deformed to create a pressing force against the plurality of spacer, thereby the getter assembly maintain fixedly in the getter chamber.Type: ApplicationFiled: July 25, 2011Publication date: March 1, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun-seung CHO, Dong-su CHANG, Jae-young LEE
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Publication number: 20120049722Abstract: A field emission panel includes: a first glass plate which comprises a phosphor layer, a second glass plate which is disposed in parallel to the first glass plate and comprises a plurality of electron emission elements; and a sealing member which is interposed between the first and the second glass plates to seal a space between the first and the second glass plates, wherein a part of the sealing member is hidden inside the first and the second glass plates and the other part of the sealing member is exposed to outsides of the first and the second glass plates.Type: ApplicationFiled: August 24, 2011Publication date: March 1, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun-seung CHO, Jun-ho SUNG, Sang-hyuck AHN