Patents by Inventor Hee-Kyung Lee
Hee-Kyung Lee 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: 10558881Abstract: Provided is a parallax minimization stitching method and apparatus using control points in an overlapping region. A parallax minimization stitching method may include defining a plurality of control points in an overlapping region of a first image and a second image received from a plurality of cameras, performing a first geometric correction by applying a homography to the control points, defining a plurality of patches based on the control points, and performing a second geometric correction by mapping the patches.Type: GrantFiled: July 28, 2017Date of Patent: February 11, 2020Assignee: Electronics and Telecommunications Research InstituteInventors: Yong Ju Cho, Soon-heung Jung, Hyun Cheol Kim, Jeongil Seo, Joo Myoung Seok, Sangwoo Ahn, Seung Jun Yang, Injae Lee, Hee Kyung Lee, Seong Yong Lim
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Patent number: 10188232Abstract: A decorative article comprises a base plate having at least one hanging elongate slot defined therein; and a receiving member including a single first plate, at least two second plates, and a hanger, wherein the first plate is parallel to the base plate, and each of the at least two second plates is non-parallel to the base plate and is coupled to the first plate, to define an inner space and a top opening in the receiving member, wherein the hanger protrudes from the first plate, wherein the hanger is fitted into the hanging elongate slot to secure the receiving member to the base plate.Type: GrantFiled: September 12, 2016Date of Patent: January 29, 2019Inventor: Hee Kyung Lee
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Publication number: 20180060682Abstract: Provided is a parallax minimization stitching method and apparatus using control points in an overlapping region. A parallax minimization stitching method may include defining a plurality of control points in an overlapping region of a first image and a second image received from a plurality of cameras, performing a first geometric correction by applying a homography to the control points, defining a plurality of patches based on the control points, and performing a second geometric correction by mapping the patches.Type: ApplicationFiled: July 28, 2017Publication date: March 1, 2018Applicant: Electronics and Telecommunications Research InstituteInventors: Yong Ju CHO, Soon-heung JUNG, Hyun Cheol KIM, Jeongil SEO, Joo Myoung SEOK, Sangwoo AHN, Seung Jun YANG, Injae LEE, Hee Kyung LEE, Seong Yong LIM
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Patent number: 9897748Abstract: Discussed is a display device. The display device can include an optical frame, which provides light up to an edge of a display panel, thereby enlarging an active area of the display device.Type: GrantFiled: December 11, 2014Date of Patent: February 20, 2018Assignee: LG DISPLAY CO., LTD.Inventors: Young Hun Jeong, Sang Hyun Ahn, Yong Ik Hwang, Hee Kyung Lee, Young Kyu Bang, Jin Seo Park, Chi Yong Kim
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Patent number: 9857870Abstract: Provided is a gaze tracking apparatus for a user wearing a vision aid, the apparatus including a lighting element unit including a first infrared lighting element and a second infrared lighting element to radiate an infrared light to a user, an image acquirer to acquire an eye image of the user, the eye image including a first corneal reflection light, a second corneal reflection light, a first lens reflection light, and a second lens reflection light, and a processor to turn off the second infrared lighting element when interference occurs between the second lens reflection light and the first corneal reflection light in the acquired eye image, and to compute a gaze position of the user based on user calibration information, and coordinates of the first corneal reflection light.Type: GrantFiled: December 9, 2014Date of Patent: January 2, 2018Assignees: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, IUCF-HYU(INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)Inventors: Hee Kyung Lee, Whoi Yul Kim, Hoon Jo
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Patent number: 9846273Abstract: Disclosed is a backlight unit and a display device including the same. The backlight unit includes a backlight configured to supply light in one direction, a case that accommodates the backlight, and a cabinet coupled to a top of the case, and configured to include a side wall which faces one direction. The inside of the case has a hive structure. At least one edge region of the case includes a stepped portion which is lower in height than a central region of the case to accommodate the cabinet.Type: GrantFiled: December 19, 2014Date of Patent: December 19, 2017Assignee: LG DISPLAY CO., LTD.Inventors: Sang Hyun Ahn, Young Hun Jeong, Choun Sung Kang, Yong Ik Hwang, Yong Seok Lee, Hee Kyung Lee, Chi Yong Kim
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Publication number: 20170105553Abstract: A decorative article comprises a base plate having at least one hanging elongate slot defined therein; and a receiving member including a single first plate, at least two second plates, and a hanger, wherein the first plate is parallel to the base plate, and each of the at least two second plates is non-parallel to the base plate and is coupled to the first plate, to define an inner space and a top opening in the receiving member, wherein the hanger protrudes from the first plate, wherein the hanger is fitted into the hanging elongate slot to secure the receiving member to the base plate.Type: ApplicationFiled: September 12, 2016Publication date: April 20, 2017Inventor: Hee Kyung LEE
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Patent number: 9426447Abstract: A gaze tracking apparatus and method are provided that may calculate a three-dimensional (3D) position of a user using at least two wide angle cameras, may perform panning, tilting, and focusing based on position information of the user and eye region detection information, using a narrow angle camera, may detect pupil center information and corneal reflected light information from an eye image acquired through an operation of the narrow angle camera, and may finally calculate gaze position information from the pupil center information and the corneal reflected light information.Type: GrantFiled: October 9, 2013Date of Patent: August 23, 2016Assignee: Electronics and Telecommunications Research InstituteInventors: Hee Kyung Lee, In Jae Lee, Ji Hun Cha, Whoi Yul Kim, Dong Chan Cho
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Patent number: 9372358Abstract: Disclosed is an LCD device with reduced thickness and bezel width. The LCD device includes a liquid crystal display panel configured to include an upper substrate and a lower substrate that are facing-coupled to each other, a backlight unit configured to include a light guide plate which irradiates light incident from a light source module on the liquid crystal display panel and an optical sheet disposed on the light guide plate, and a coupling member configured to couple the liquid crystal display panel to the light guide plate with the optical sheet therebetween such that a sealed space is provided between the liquid crystal display panel and the light guide plate.Type: GrantFiled: October 1, 2015Date of Patent: June 21, 2016Assignee: LG Display Co., Ltd.Inventors: Yong Seok Lee, Choun Sung Kang, Yong Ik Hwang, Hee Kyung Lee
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Publication number: 20160026031Abstract: Disclosed is an LCD device with reduced thickness and bezel width. The LCD device includes a liquid crystal display panel configured to include an upper substrate and a lower substrate that are facing-coupled to each other, a backlight unit configured to include a light guide plate which irradiates light incident from a light source module on the liquid crystal display panel and an optical sheet disposed on the light guide plate, and a coupling member configured to couple the liquid crystal display panel to the light guide plate with the optical sheet therebetween such that a sealed space is provided between the liquid crystal display panel and the light guide plate.Type: ApplicationFiled: October 1, 2015Publication date: January 28, 2016Inventors: Yong Seok LEE, Choun Sung KANG, Yong Ik HWANG, Hee Kyung LEE
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Patent number: 9182535Abstract: Disclosed is an LCD device with reduced thickness and bezel width. The LCD device includes a liquid crystal display panel configured to include an upper substrate and a lower substrate that are facing-coupled to each other, a backlight unit configured to include a light guide plate which irradiates light incident from a light source module on the liquid crystal display panel and an optical sheet disposed on the light guide plate, and a coupling member configured to couple the liquid crystal display panel to the light guide plate with the optical sheet therebetween such that a sealed space is provided between the liquid crystal display panel and the light guide plate.Type: GrantFiled: December 16, 2013Date of Patent: November 10, 2015Assignee: LG Display Co., Ltd.Inventors: Yong Seok Lee, Choun Sung Kang, Yong Ik Hwang, Hee Kyung Lee
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Publication number: 20150177450Abstract: Disclosed is a backlight unit and a display device including the same. The backlight unit includes a backlight configured to supply light in one direction, a case that accommodates the backlight, and a cabinet coupled to a top of the case, and configured to include a side wall which faces one direction. The inside of the case has a hive structure. At least one edge region of the case includes a stepped portion which is lower in height than a central region of the case to accommodate the cabinet.Type: ApplicationFiled: December 19, 2014Publication date: June 25, 2015Inventors: Sang Hyun AHN, Young Hun JEONG, Choun Sung KANG, Yong Ik HWANG, Yong Seok LEE, Hee Kyung LEE, Chi Yong KIM
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Publication number: 20150168640Abstract: Discussed is a display device. The display device can include an optical frame, which provides light up to an edge of a display panel, thereby enlarging an active area of the display device.Type: ApplicationFiled: December 11, 2014Publication date: June 18, 2015Applicant: LG DISPLAY CO., LTD.Inventors: Young Hun JEONG, Sang Hyun AHN, Yong Ik HWANG, Hee Kyung LEE, Young Kyu BANG, Jin Seo PARK, Chi Yong KIM
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Publication number: 20150160725Abstract: Provided is a gaze tracking apparatus for a user wearing a vision aid, the apparatus including a lighting element unit including a first infrared lighting element and a second infrared lighting element to radiate an infrared light to a user, an image acquirer to acquire an eye image of the user, the eye image including a first corneal reflection light, a second corneal reflection light, a first lens reflection light, and a second lens reflection light, and a processor to turn off the second infrared lighting element when interference occurs between the second lens reflection light and the first corneal reflection light in the acquired eye image, to and to compute a gaze position of the user based on user calibration information, and coordinates of the first corneal reflection light.Type: ApplicationFiled: December 9, 2014Publication date: June 11, 2015Inventors: Hee Kyung LEE, Whoi Yul KIM, Hoon JO
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Patent number: 8898703Abstract: Provided are method and apparatus for generating a digital multimedia broadcasting application format. The apparatus includes: generating metadata for DMB contents; and combining the generated metadata and the DMB contents, wherein the metadata includes copyright information for the metadata, user information for a user who consumes the DMB contents, and package table information for describing a package related to the DMB contents.Type: GrantFiled: April 7, 2008Date of Patent: November 25, 2014Assignee: Electronics and Telecommunications Research InstituteInventors: Seung-Jun Yang, Hee-Kyung Lee, Hui-Yong Kim, Han-Kyu Lee, Jin-Woo Hong
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Patent number: 8842238Abstract: A backlight unit being scan-driven is discussed. The backlight unit according to an embodiment includes light sources configured to emit light, and a light guide plate disposed parallel to the light sources and configured to convert spotted lights entered from the light sources into two-dimensional light. The light guide plate includes a plurality of air barriers arranged at a fixed interval and configured to guide lights from the light sources in blocks with a width of the fixed interval.Type: GrantFiled: November 19, 2010Date of Patent: September 23, 2014Assignee: LG Display Co., Ltd.Inventors: Hee Kyung Lee, Byoung Ku Kim, Jun Ho Bae, Yong Ik Hwang
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Publication number: 20140204310Abstract: Disclosed is an LCD device with reduced thickness and bezel width. The LCD device includes a liquid crystal display panel configured to include an upper substrate and a lower substrate that are facing-coupled to each other, a backlight unit configured to include a light guide plate which irradiates light incident from a light source module on the liquid crystal display panel and an optical sheet disposed on the light guide plate, and a coupling member configured to couple the liquid crystal display panel to the light guide plate with the optical sheet therebetween such that a sealed space is provided between the liquid crystal display panel and the light guide plate.Type: ApplicationFiled: December 16, 2013Publication date: July 24, 2014Applicant: LG Display Co., Ltd.Inventors: Yong Seok Lee, Choun Sung Kang, Yong Ik Hwang, Hee Kyung Lee
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Publication number: 20140098198Abstract: A gaze tracking apparatus and method are provided that may calculate a three-dimensional (3D) position of a user using at least two wide angle cameras, may perform panning, tilting, and focusing based on position information of the user and eye region detection information, using a narrow angle camera, may detect pupil center information and corneal reflected light information from an eye image acquired through an operation of the narrow angle camera, and may finally calculate gaze position information from the pupil center information and the corneal reflected light information.Type: ApplicationFiled: October 9, 2013Publication date: April 10, 2014Applicant: Electronics and Telecommunications Research InstituteInventors: Hee Kyung LEE, In Jae LEE, Ji Hun CHA, Whoi Yul KIM, Dong Chan CHO
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Patent number: 8360884Abstract: Provided are an apparatus and method for providing an adaptive broadcast service for providing adaptive broadcasting contents including game contents to a user terminal of a home network environment by using game metadata, and an adaptive broadcasting system where a user or a terminal can properly select and consume a game based on the object by defining the metadata for describing the common characteristic of the predetermined contents type including the game and the metadata for describing the characteristic of only the game contents. The apparatus includes: a contents providing unit for publishing and providing the adaptive broadcasting contents including the game contents, and the game metadata to the user terminal; and a contents searching unit for providing contents identification information corresponding to a search and selection signal transmitted from the user terminal, wherein the game metadata describe characteristics of the game contents.Type: GrantFiled: January 6, 2006Date of Patent: January 29, 2013Assignee: Electronics and Telecommunications Research InstituteInventors: Hee-Kyung Lee, Jung-Won Kang, Jae-Gon Kim, Jin-Woo Hong
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Patent number: 8365224Abstract: The present research relates to description supporting a targeting scheme, more particularly, to an extended description structure supporting a targeting scheme and a TV-Anytime service providing method and system employing the same based on Moving Picture Experts Group 21 (MPEG-21) Usage Environment Description (UED) tools. The TV-Anytime service providing system employing the extended description structure includes a service providing apparatus for generating package metadata including user information and usage environment information; and a user device for acquiring the package metadata including user information and usage environment information from the service providing apparatus through diverse access networks.Type: GrantFiled: December 17, 2004Date of Patent: January 29, 2013Assignee: Electronics and Telecommunications Research InstituteInventors: Kyoung-Ro Yoon, Sun-Young Han, Hee-Kyung Lee, Jae-Gon Kim, Jin-Soo Choi, Jin-Woong Kim