Patents by Inventor Heong-seog Lee
Heong-seog 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: 11327220Abstract: The present disclosure relates to a display apparatus including a display panel, a backlight disposed in the rear of the display panel, an optical sheet disposed between the display panel and the backlight and on which support slots are provided, and a middle mold including support protrusions to support the optical sheet. The support protrusion is formed such that a central portion of a front surface thereof has an updown width larger than that of the support slot and opposite sides of the front surface thereof have an up-down width smaller than that of the support slot, so that the front end of the support protrusion easily passes through the support slot and the optical sheet is prevented from being separated from the support protrusion.Type: GrantFiled: June 25, 2019Date of Patent: May 10, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yeon Ho Kim, Dae Jin Kim, Heong Seog Lee, Hyun Jun Jung, Hyun Joong Chae
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Publication number: 20210165158Abstract: The present disclosure relates to a display apparatus including a display panel, a backlight disposed in the rear of the display panel, an optical sheet disposed between the display panel and the backlight and on which support slots are provided, and a middle mold including support protrusions to support the optical sheet. The support protrusion is formed such that a central portion of a front surface thereof has an up-down width larger than that of the support slot and opposite sides of the front surface thereof have an up-down width smaller than that of the support slot, so that the front end of the support protrusion easily passes through the support slot and the optical sheet is prevented from being separated from the support protrusion.Type: ApplicationFiled: June 25, 2019Publication date: June 3, 2021Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yeon Ho KIM, Dae Jin KIM, Heong Seog LEE, Hyun Jun JUNG, Hyun Joong CHAE
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Patent number: 10371972Abstract: Disclosed herein is a display apparatus including a liquid crystal panel configured to display an image; a backlight unit including: a light source; and an optical member disposed at a path of light emitted from the light source toward the liquid crystal panel; a chassis disposed on the backlight unit and having a plurality of insertion holes along edges thereof; and a frame configured to support the liquid crystal panel and the optical member, the liquid crystal panel and the optical member provided between the frame and the chassis, wherein the frame is coupled to the plurality of insertion holes of the chassis by fitting.Type: GrantFiled: June 24, 2016Date of Patent: August 6, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung Ho Shin, Heong Seog Lee, Jai-Ho Jeong
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Patent number: 10185079Abstract: Disclosed herein is a display apparatus having a quantum dot sheet to change color by converting the wavelength of blue lights, a middle mold having a middle supporting unit to support a front edge unit of a light guide plate, and a supplement member coupled to the middle supporting unit and configured to reflect the light radiated from the a source to prevent the light that is radiated from the light source from exiting through the gap between the light guide plate and the middle supporting unit, and thus the generation of bright line may be minimized and heat radiation performance may be enhanced.Type: GrantFiled: February 3, 2016Date of Patent: January 22, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Min Gyu Yoon, Heong Seog Lee
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Patent number: 10180596Abstract: Disclosed herein is an image forming apparatus which includes a display panel, a backlight disposed at a rear side of the display panel, optical sheets disposed at a rear surface of the display panel, a quantum dot sheet disposed at a front side of the backlight, a bottom chassis configured to accommodate the backlight, and a middle holder configured to support outer sides of the quantum dot sheet while installed in the bottom chassis, and thus the quantum dot sheet is installable in conjunction with the middle holder in a state of being spaced apart from the optical sheets.Type: GrantFiled: February 3, 2016Date of Patent: January 15, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young Chul Kim, Joon Seok Ahn, Heong Seog Lee
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Patent number: 10073214Abstract: A display module and a display apparatus having the display module are provided. The display module includes a light guide plate which turns a path of generated light and emits the light through an emitting surface, a quantum dot (QD) sheet provided to correspond to the emitting surface to improve color reproducibility of the light emitted from the light guide plate, and at least one guide member which is fixed inside of a chassis and supports the light guide plate and the QD sheet. Using such a configuration, the color reproducibility of the display module may be improved, and the light guide plate and the QD sheet may be fixed together.Type: GrantFiled: January 5, 2016Date of Patent: September 11, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Min Gyu Yoon, Sung Yong Park, Heong Seog Lee
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Patent number: 10001670Abstract: A supporting member usable with a backlight unit of an image display apparatus includes a supporting portion that is formed of a transparent material, disposed below a diffuser plate to support the diffuser plate, and includes a first end being in contact with the diffuser plate and two flat side surfaces disposed in parallel to one another and connected to one another at the first end; a base that is formed at a second end of the supporting portion and fixes the supporting portion to an under chassis of the backlight unit; and a reinforcing portion that is disposed on a top surface of the base.Type: GrantFiled: August 10, 2015Date of Patent: June 19, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byoung-jin Cho, Young-chol Lee, Hyung-chul Kim, Heong-seog Lee, Hyeong-sik Choi
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Publication number: 20160377908Abstract: Disclosed herein is a display apparatus including a liquid crystal panel configured to display an image; a backlight unit including: a light source; and an optical member disposed at a path of light emitted from the light source toward the liquid crystal panel; a chassis disposed on the backlight unit and having a plurality of insertion holes along edges thereof; and a frame configured to support the liquid crystal panel and the optical member, the liquid crystal panel and the optical member provided between the frame and the chassis, wherein the frame is coupled to the plurality of insertion holes of the chassis by fitting.Type: ApplicationFiled: June 24, 2016Publication date: December 29, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung Ho SHIN, Heong Seog LEE, Jai-Ho JEONG
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Patent number: 9470379Abstract: A display apparatus having a display panel and a backlight to radiate light to the display panel is provided, The backlight includes a plurality of printed circuit boards disposed in an even manner and a plurality of light emitting diodes mounted on the plurality of printed circuit boards. Thus a backlight proper for a large display panel may be provided.Type: GrantFiled: February 28, 2014Date of Patent: October 18, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyoung Choul Jang, Heong Seog Lee, Keun Bae Jeon
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Patent number: 9417494Abstract: A display module including a backlight to more effectively dissipate heat generated at light emitting diodes (LEDs) and heat dissipation units to effectively dissipate heat generated at driver chips and prevent movement of the driver chips by attaching porous fillers to the heat dissipation units, and a display apparatus having the same are provided. The display module includes a display panel, a backlight disposed on a rear side of the display panel and including a plurality of printed circuit boards, a bottom chassis adapted to accommodate the backlight unit and provided with a plurality of seating grooves, a driving printed circuit board, a plurality of flexible printed circuit films which electrically connect the display panel and the driving printed circuit board, at least one heat dissipater disposed on an opposite surface of a corresponding one of the flexible printed circuit and provided with a porous filler.Type: GrantFiled: December 21, 2012Date of Patent: August 16, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung Kyun Kim, Sung Ki Kim, Sru Kim, Jin Sub Kim, Jun Seok An, Kye Hoon Lee, Heong Seog Lee, Jin Hyun Cho
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Publication number: 20160223739Abstract: Disclosed herein is a display apparatus having a quantum dot sheet to change color by converting the wavelength of blue lights, a middle mold having a middle supporting unit to support a front edge unit of a light guide plate, and a supplement member coupled to the middle supporting unit and configured to reflect the light radiated from the a source to prevent the light that is radiated from the light source from exiting through the gap between the light guide plate and the middle supporting unit, and thus the generation of bright line may be minimized and heat radiation performance may be enhanced.Type: ApplicationFiled: February 3, 2016Publication date: August 4, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Min Gyu YOON, Heong Seog LEE
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Publication number: 20160223867Abstract: Disclosed herein is an image forming apparatus which includes a display panel, a backlight disposed at a rear side of the display panel, optical sheets disposed at a rear surface of the display panel, a quantum dot sheet disposed at a front side of the backlight, a bottom chassis configured to accommodate the backlight, and a middle holder configured to support outer sides of the quantum dot sheet while installed in the bottom chassis, and thus the quantum dot sheet is installable in conjunction with the middle holder in a state of being spaced apart from the optical sheets.Type: ApplicationFiled: February 3, 2016Publication date: August 4, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young Chul KIM, Joon Seok AHN, Heong Seog LEE
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Publication number: 20160195673Abstract: A display module and a display apparatus having the display module are provided. The display module includes a light guide plate which turns a path of generated light and emits the light through an emitting surface, a quantum dot (QD) sheet provided to correspond to the emitting surface to improve color reproducibility of the light emitted from the light guide plate, and at least one guide member which is fixed inside of a chassis and supports the light guide plate and the QD sheet. Using such a configuration, the color reproducibility of the display module may be improved, and the light guide plate and the QD sheet may be fixed together.Type: ApplicationFiled: January 5, 2016Publication date: July 7, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Min Gyu YOON, Sung Yong PARK, Heong Seog LEE
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Publication number: 20150346552Abstract: A supporting member usable with a backlight unit of an image display apparatus includes a supporting portion that is formed of a transparent material, disposed below a diffuser plate to support the diffuser plate, and includes a first end being in contact with the diffuser plate and two flat side surfaces disposed in parallel to one another and connected to one another at the first end; a base that is formed at a second end of the supporting portion and fixes the supporting portion to an under chassis of the backlight unit; and a reinforcing portion that is disposed on a top surface of the base.Type: ApplicationFiled: August 10, 2015Publication date: December 3, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byoung-jin CHO, Young-chol LEE, Hyung-chul KIM, Heong-seog LEE, Hyeong-sik CHOI
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Patent number: 9128326Abstract: A supporting member usable with a backlight unit of an image display apparatus includes a supporting portion that is formed of a transparent material, is disposed below the diffuser plate to support the diffuser plate, and has a first end being in contact with the diffuser plate; and a base that is formed at a second end of the supporting portion and fixes the supporting portion to an under chassis of the backlight unit.Type: GrantFiled: September 14, 2012Date of Patent: September 8, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byoung-jin Cho, Young-chol Lee, Hyung-chul Kim, Heong-seog Lee, Hyeong-sik Choi
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Publication number: 20140313116Abstract: A display apparatus having a display panel and a backlight to radiate light to the display panel is provided, The backlight includes a plurality of printed circuit boards disposed in an even manner and a plurality of light emitting diodes mounted on the plurality of printed circuit boards. Thus a backlight proper for a large display panel may be provided.Type: ApplicationFiled: February 28, 2014Publication date: October 23, 2014Applicant: Samsung Electronics Co., Ltd.Inventors: Kyoung Choul JANG, Heong Seog LEE, Keun Bae JEON
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Publication number: 20130201663Abstract: A supporting member usable with a backlight unit of an image display apparatus includes a supporting portion that is formed of a transparent material, is disposed below the diffuser plate to support the diffuser plate, and has a first end being in contact with the diffuser plate; and a base that is formed at a second end of the supporting portion and fixes the supporting portion to an under chassis of the backlight unit.Type: ApplicationFiled: September 14, 2012Publication date: August 8, 2013Applicant: SAMSUNG ELECTRONIC CO., LTD.Inventors: Byoung-jin CHO, Young-chol LEE, Hyung-chul KIM, Heong-seog LEE, Hyeong-sik CHOI
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Publication number: 20070268593Abstract: A projecting lens device includes a first projecting lens system which enlarges and projects an incident image and light onto a projection plane, a second projecting lens system which guides an image generated by an image generator and the light of an illumination system to the first projecting lens system, and a main lens barrel and a sub lens barrel in which the first projecting lens system and the second projecting lens system are installed. The main lens barrel is made of a thermally conductive material such as aluminum, the sub lens barrel is disposed in the rear of the main lens barrel, and a heat prevention member is disposed between the main lens barrel and the first projecting lens system.Type: ApplicationFiled: October 26, 2006Publication date: November 22, 2007Inventors: Byung-jo Kang, Heong-seog Lee
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Publication number: 20060286890Abstract: A lamp assembling apparatus that assembles a lamp unit of an optical engine having a lamp and a lamp housing to support the lamp, and includes an illuminator through which light emitted from the lamp of the lamp unit passes, a screen on which an image is formed by the light passed through the illuminator, a lamp control unit to adjust a position of the lamp with respect to the lamp housing, a lamp fastening unit to fasten the lamp to the lamp housing in a state that the lamp is adjusted in position by the lamp control unit, and a controller to determine the image formed on the screen and to control the lamp control unit and the lamp fastening unit to bring the lamp into focus and then fasten the lamp to the lamp housing.Type: ApplicationFiled: January 31, 2006Publication date: December 21, 2006Inventors: Choun-ho Ok, Gap-soo Lee, Heong-seog Lee
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Publication number: 20060227514Abstract: A digital micro-mirror assembly for an optical projection system includes a DMD module with a control board. The control board is provided with a first fixing member, and a DMD is mounted on one side of the control board. A DMD holder resiliently supports a perimeter of the DMD, and an optical holder is provided with a second fixing member to support the DMD module. A fastening member is engaged with the first and the second fixing members to integrally connect the DMD module and the optical holder.Type: ApplicationFiled: February 21, 2006Publication date: October 12, 2006Inventors: Byung-jo Kang, Kyoung-choul Jang, Heong-seog Lee