Patents by Inventor Yong-hun Kwon
Yong-hun Kwon 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: 20170017120Abstract: A display device including a backlight unit; and an image forming unit configured to transmit or block light emitted from the backlight unit to create an image, wherein the backlight unit includes a light source, a reflector sheet configured to absorb light having a predetermined wavelength range among light emitted from the light source, and to reflect non-absorbed light, and an optical sheet configured to absorb light having the predetermined wavelength range among the light emitted from the light source, and to transmit non-absorbed light.Type: ApplicationFiled: July 14, 2016Publication date: January 19, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung Ho CHOI, Yong-Hun KWON, Tae-Hyeong KIM, Chun Soon PARK, Young Chol LEE, Jong Cheol LEE, Jae Hak CHO, Seung Hun CHAE, Hyung Jin HA
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Patent number: 9519168Abstract: A display apparatus is provided. The display apparatus includes a display panel which displays an image; a top chassis and a bottom chassis which house the display panel; and a plurality of light-emitting boards which are installed on an inner surface of the bottom chassis, each of the light-emitting boards including a main printed circuit board (PCB) that extends in a longitudinal direction and light source packages installed on the main PCB, and the light source packages are arranged to be farther from a first longitudinal edge of the main PCB than a second longitudinal edge of the main PCB.Type: GrantFiled: April 24, 2013Date of Patent: December 13, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Suk-ju Choi, Kye-hoon Lee, Yong-hun Kwon, Young-min Lee, Kun-ho Cho, Gil-tae Hur
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Publication number: 20160349566Abstract: A display apparatus, particularly a display apparatus having a supporter member to improve the cooling efficiency, is provided. The display apparatus includes a display panel configured to display an image; a light source configured to emit a light to the display panel; a bottom chassis in which the light source is installed; and a supporter member configured to support the display panel, wherein the supporter member includes a cooling flow path configured to allow an air to flow to the inside of the supporter member.Type: ApplicationFiled: April 11, 2016Publication date: December 1, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jeong Shan NA, Yong-Hun KWON, Jong Bin KIM, Hyung Jin LEE
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Publication number: 20160282670Abstract: A display device having a structure capable of improving brightness “Mura” and color “Mura” that may be generated in a direct type backlight unit has a structure in which a plurality of light sources are arranged in a pattern similar to a square arrangement along the edges of the backlight unit, and in a pattern similar to a triangle arrangement within an intermediate region of the backlight unit, and a connector for connecting a cable disposed on a Printed Circuit Board (PCB) is disposed on the rear side of the PCB such that the connector does not influence “Mura” of the backlight unit.Type: ApplicationFiled: March 24, 2016Publication date: September 29, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jong Pil JEON, Suk-Ju CHOI, Jong-Hoi KIM, Yong-Hun KWON, Kun Ho CHO
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Publication number: 20160216561Abstract: This is provided a display apparatus. The display apparatus a light source configured to emit a light; and a reflective diffusion lens configured to emit a light emitted from the light source to an upper direction or a lower direction with respect to a direction perpendicular to an optical axis of the light source through an incident surface, a lateral surface, and a reflective diffusion surface.Type: ApplicationFiled: January 27, 2016Publication date: July 28, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young Chol LEE, Yae Kyung SON, Yong-hun KWON, Jong Cheol LEE, Jae Hak CHO
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Patent number: 9366805Abstract: A LED module includes a printed circuit board, LEDs which are vertically mounted on the printed circuit board and which emit light onto a side surface, and a contact member which is provided to come into contact with a light guide plate. The printed circuit board may be movably coupled to a bottom chassis. When the light guide plate undergoes thermal expansion, the LED module may move by pressing of the light guide plate acting on the contact member. Accordingly, a gap between the light guide plate and the LEDs may be uniformly maintained even when the light guide plate undergoes thermal expansion or is returned to an original state.Type: GrantFiled: October 17, 2013Date of Patent: June 14, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae Hyun Park, Jun Seok An, Yong Hun Kwon, Nae Won Jang
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Patent number: 9201266Abstract: A backlight unit is provided which includes: a light guide plate which guides incident light from a lateral side of the light guide plate toward a liquid crystal display (LCD) panel placed in front of the light guide plate; a light source unit which includes a light source which emits the light and a light source supporting member which supports the light source and is arranged adjacent to the lateral side of the light guide plate; a supporting frame which is arranged in the backlight unit; a quantum dot (QD) bar which is arranged between the lateral side of the light guide plate and the light source and changes a color of the light emitted from the light source; and a QD-bar fastening unit which fastens the QD bar to at least one of the light source supporting member and the supporting frame.Type: GrantFiled: May 2, 2012Date of Patent: December 1, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Gil-tae Hur, Hyeong-sik Choi, Kun-ho Cho, Jeong-phil Seo, Yong-hun Kwon, Kye-hoon Lee, Suk-ju Choi, Young-min Lee
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Patent number: 9087470Abstract: A 3D image display apparatus includes a first display panel which alternately displays a left eye image and a right eye image, a second display panel having a plurality of pixels including a left eye pixel and a right eye pixel, a backlight unit which is disposed at a back side of the second display panel, a lens array which is disposed at a front side of the second display panel and has a plurality of lenticular lenses dividing light emitted from the backlight unit into a left eye visual field and a right eye visual field and emitting the divided light, and a control unit which controls on and off of the left eye pixel and the right eye pixel of the second display panel according to a time when the left eye image and the right eye image are displayed.Type: GrantFiled: September 23, 2011Date of Patent: July 21, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Gil-tae Hur, Kun-ho Cho, Yong-hun Kwon, Kye-hoon Lee, Suk-ju Choi, Young-min Lee
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Publication number: 20150116852Abstract: A display apparatus includes a display main body having a screen and a bezel that surrounds the screen, and a bezel hiding member mounted on the bezel to cover the bezel. The bezel hiding member includes a body portion configured to refract an image light that emitted from an edge region of the screen, and a plurality of prism projections formed to project from the body portion to change a path of the refracted image light to a front side of the display main body.Type: ApplicationFiled: March 28, 2014Publication date: April 30, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jong-hoi KIM, Kun-ho CHO, Yong-hun KWON, Yae-kyung SON, Young-min LEE, Suk-ju CHOI
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Publication number: 20140354914Abstract: An illuminating apparatus includes a support member comprising a light source support member having four corner areas; and a light emitter that is disposed on a surface of the light source support member, the light emitter including one or more light emitting modules, wherein each of the light emitting module comprises a strip-shaped printed circuit board (PCB) mounted on the light source support member and a plurality of light source packages that is mounted on the strip-shaped PCB and generates light; and four corner side extending portions that configure a portion of any one of one or more the light emitting modules and are extended toward the four corner areas of the light source support member.Type: ApplicationFiled: February 4, 2014Publication date: December 4, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young-min LEE, Kye-hoon LEE, Yong-hun KWON, Jong-hoi KIM, Kun-ho CHO, Suk-ju CHOI
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Patent number: 8888351Abstract: A display apparatus and a backlight assembly are provided. The display apparatus includes a display panel; and a backlight unit disposed on a rear surface of the display panel and discharging light to the display panel, the backlight unit comprising white light emitting diodes (LEDs) and Quantum Dot (QD) LEDs.Type: GrantFiled: March 26, 2012Date of Patent: November 18, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Young-min Lee, Kye-hoon Lee, Kun-ho Cho, Jeong-phil Seo, Yong-hun Kwon, Gil-tae Hur, Suk-ju Choi
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Patent number: 8773617Abstract: A liquid crystal display (LCD) includes a cover assembly; a liquid crystal panel; a light guide plate configured to guide light to the liquid crystal panel; a printed circuit board (PCB) to which the light guide plate is mounted; and a light emitting diode (LED) package which is mounted on the PCB and emits light to a lateral side of the light guide plate. The PCB includes a base substrate; a connecting hole which is formed in the base substrate to couple the base substrate to the cover assembly with a connecting member; an insulating layer which is coated on the base substrate while avoiding a head part of the connecting member; and a spacer tape which is provided on an upper side of the insulating layer so that the light guide plate is evenly mounted on the PCB.Type: GrantFiled: March 13, 2012Date of Patent: July 8, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Suk Ju Choi, Kun Ho Cho, Yong Hun Kwon, Kye Hoon Lee, Gil Tae Hur, Young Min Lee
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Patent number: 8773618Abstract: A light emitting unit and a liquid crystal display apparatus including the same are provided. The light emitting unit includes a light source unit which generates light, and a driving board which drives the light source unit. The light source unit includes a light source which generates the light, a container member which forms an opening therein and which contains the light source within the opening, and a fluorescent member mounted in the opening of the container member. The light source and the florescent member are spaced apart.Type: GrantFiled: March 16, 2012Date of Patent: July 8, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Jeong-phil Seo, Gil-tae Hur, Yong-hun Kwon, Kye-hoon Lee, Young-min Lee, Kun-ho Cho, Suk-ju Choi
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Publication number: 20140104538Abstract: A LED module includes a printed circuit board, LEDs which are vertically mounted on the printed circuit board and which emit light onto a side surface, and a contact member which is provided to come into contact with a light guide plate. The printed circuit board may be movably coupled to a bottom chassis. When the light guide plate undergoes thermal expansion, the LED module may move by pressing of the light guide plate acting on the contact member. Accordingly, a gap between the light guide plate and the LEDs may be uniformly maintained even when the light guide plate undergoes thermal expansion or is returned to an original state.Type: ApplicationFiled: October 17, 2013Publication date: April 17, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae Hyun Park, Jun Seok An, Yong Hun Kwon, Nae Won Jang
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Patent number: 8665398Abstract: An apparatus includes a chassis assembly; a liquid crystal display panel; a light guide plate configured to guide light to the liquid crystal display panel; a light emitting diode (LED) module including a printed circuit board (PCB), a plurality of LED packages which are mounted on the PCB and emit light to a lateral side of the light guide plate, and a connector connected to the PCB such that the connector is located behind the light guide plate; and a white strip member disposed between the PCB of the LED module and the light guide plate. An edge portion of a bottom surface of the light guide plate is supported by the PCB.Type: GrantFiled: December 18, 2012Date of Patent: March 4, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Suk Ju Choi, Kun Ho Cho, Yong Hun Kwon, Kye Hoon Lee, Gil Tae Hur, Young Min Lee
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Publication number: 20140009718Abstract: A liquid crystal display is provided. The liquid crystal display includes a liquid crystal panel, a light guide plate disposed below the liquid crystal panel, and a light source unit which emits light to at least one side surface of the light guide plate. The light source unit includes light source elements which are disposed adjacent to the at least one side surface of the light guide plate, and which emit light that is incident on the at least one side surface of the light guide plate. A printed circuit board is disposed adjacent to a lower surface of the light guide plate and supports the light source elements.Type: ApplicationFiled: September 9, 2013Publication date: January 9, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Gil Tae HUR, Kun Ho CHO, Yong Hun KWON, Kye Hoon LEE, Suk Ju CHOI
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Publication number: 20130278860Abstract: A display apparatus is provided. The display apparatus includes a display panel which displays an image; a top chassis and a bottom chassis which house the display panel; and a plurality of light-emitting boards which are installed on an inner surface of the bottom chassis, each of the light-emitting boards including a main printed circuit board (PCB) that extends in a longitudinal direction and light source packages installed on the main PCB, and the light source packages are arranged to be farther from a first longitudinal edge of the main PCB than a second longitudinal edge of the main PCB.Type: ApplicationFiled: April 24, 2013Publication date: October 24, 2013Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Suk-ju CHOI, Kye-hoon LEE, Yong-hun KWON, Young-min LEE, Kun-ho CHO, Gil-tae HUR
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Patent number: 8547498Abstract: A liquid crystal display is provided. The liquid crystal display includes a liquid crystal panel, a light guide plate disposed below the liquid crystal panel, and a light source unit which emits light to at least one side surface of the light guide plate. The light source unit includes light source elements which are disposed adjacent to the at least one side surface of the light guide plate, and which emit light that is incident on the at least one side surface of the light guide plate. A printed circuit board is disposed adjacent to a lower surface of the light guide plate and supports the light source elements.Type: GrantFiled: September 2, 2011Date of Patent: October 1, 2013Assignee: Samsung Electronics Co., Ltd.Inventors: Gil Tae Hur, Kun Ho Cho, Yong Hun Kwon, Kye Hoon Lee, Suk Ju Choi
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Publication number: 20130050616Abstract: A light emitting unit and a liquid crystal display apparatus including the same are provided. The light emitting unit includes a light source unit which generates light, and a driving board which drives the light source unit. The light source unit includes a light source which generates the light, a container member which forms an opening therein and which contains the light source within the opening, and a fluorescent member mounted in the opening of the container member. The light source and the florescent member are spaced apart.Type: ApplicationFiled: March 16, 2012Publication date: February 28, 2013Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jeong-phil SEO, Gil-tae HUR, Yong-hun KWON, Kye-hoon LEE, Young-min LEE, Kun-ho CHO, Suk-ju CHOI
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Publication number: 20130050612Abstract: A backlight unit is provided which includes: a light guide plate which guides incident light from a lateral side of the light guide plate toward a liquid crystal display (LCD) panel placed in front of the light guide plate; a light source unit which includes a light source which emits the light and a light source supporting member which supports the light source and is arranged adjacent to the lateral side of the light guide plate; a supporting frame which is arranged in the backlight unit; a quantum dot (QD) bar which is arranged between the lateral side of the light guide plate and the light source and changes a color of the light emitted from the light source; and a QD-bar fastening unit which fastens the QD bar to at least one of the light source supporting member and the supporting frame.Type: ApplicationFiled: May 2, 2012Publication date: February 28, 2013Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Gil-tae HUR, Hyeong-sik CHOI, Kun-ho CHO, Jeong-phil SEO, Yong-hun KWON, Kye-hoon LEE, Suk-ju CHOI, Young-min LEE