Patents by Inventor Jae-ho You
Jae-ho You 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: 20240067065Abstract: Provided is a duct docking device for a ventilation seat of a vehicle. The duct docking device enables air to be easily blown to a seatback and a seat cushion with a passenger in a seat using only one blower by enabling a seatback duct mounted at the seatback and a seat cushion duct mounted at the seat cushion to be hermetically docked through a connector duct, etc. at an unfolded position of the seatback in which a passenger can sit, and by enabling the seatback duct mounted at the seatback and the seat cushion duct mounted at the seat cushion to be separated from each other at a folded position of the seatback in consideration of that there is no passenger in the seat.Type: ApplicationFiled: December 21, 2022Publication date: February 29, 2024Inventors: Deok Soo Lim, Sang Hark Lee, Sang Soo Lee, Jung Sang You, Sang Do Park, Chan Ho Jung, Gun Chu Park, Gi Tae Jo, Jin Sik Kim, Hee Dong Yoon, Ho Sub Lim, Jae Hyun Park
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Patent number: 11899400Abstract: A display device includes a light source part including a first light source and a second light source, a collimation lens that collimates light incident from the light source part, a wave guide that guides and diffracts the light incident from the collimation lens, a spatial light modulator that modulates the light passing through the wave guide so as to form a holographic pattern for reproducing a holographic image, a focusing optical system that focuses the holographic image on a space, and a light separating plate disposed between the light source part and the collimation lens, the light separating plate separating light of the first light source and light of the second light source from each other.Type: GrantFiled: May 5, 2021Date of Patent: February 13, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ji Won Lee, Jae Joong Kwon, Young Chan Kim, Jae Ho You
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Patent number: 11740462Abstract: A holographic head-up display device includes: a light source portion that emits coherent light; an optical modulation portion that modulates the coherent light; a relay optical system that focuses the modulated light; a filter mirror that includes a reflection area disposed at a focal position of the relay optical system and reflecting light incident through the relay optical system and an absorption area disposed at the periphery of the reflection area and absorbing light incident through the relay optical system; and a transflective mirror that partially transmits and partially reflects light reflected by the filter mirror.Type: GrantFiled: August 5, 2020Date of Patent: August 29, 2023Assignee: Samsung Display Co., Ltd.Inventors: Hye Sog Lee, Byung Choon Yang, Jae Ho You
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Publication number: 20230229015Abstract: A stereoscopic image display device includes an eye detection sensor that includes a camera that captures an image of a user's eyes, a display panel disposed on the eye detection sensor and that includes pixels, and a light modulator disposed on the display panel and that controls the path of light output from the display panel. The light modulator includes a first electrode layer, a second electrode layer that faces the first electrode layer and includes a first sub-electrode that overlaps a first area of the eye detection sensor and a second sub-electrode that does not overlap the first area but overlaps a second area of the eye detection sensor that overlaps the camera, and a liquid crystal layer disposed between the first electrode layer and the second electrode layer and that includes liquid crystal molecules.Type: ApplicationFiled: January 17, 2023Publication date: July 20, 2023Inventors: Hyun Jin Cho, Jae Ho You, Jong Ho Hong
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Patent number: 11630313Abstract: A display device includes: a display unit including a plurality of display panels which displays images of different colors, a lens unit on the display unit, an optical path controller on the lens unit, where the optical path controller generates a composite image by superimposing the images displayed by the plurality of display panels with each other, and an output unit through which the composite image is displayed. The optical path controller controls optical paths of light incident on a first surface of the optical path controller facing the lens unit and light incident on a second surface of the optical path controller, which is opposite to the first surface, and provides the composite image to the output unit.Type: GrantFiled: August 5, 2021Date of Patent: April 18, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Young Chan Kim, Jae Ho You
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Patent number: 11579476Abstract: A display device includes a display panel including a display surface having a Lambertian light emission distribution, and a viewing angle modulator disposed on the display panel. The viewing angle modulator includes a first refractive layer including a diffraction structure on a surface, a refractive index conversion layer disposed on the first refractive layer and including an electro-optical material having a refractive index that changes when a voltage is applied to the electro-optical material, and a second refractive layer disposed on the refractive index conversion layer. The refractive index conversion layer includes a base layer, and an optical structure disposed on the base layer that changes a path of light incident on a surface facing the second refractive layer.Type: GrantFiled: September 1, 2021Date of Patent: February 14, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jae Ho You, Jae Joong Kwon, Beom Shik Kim, Young Chan Kim, Hyun Jin Cho
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Publication number: 20220229299Abstract: A display device includes an optical combiner including a first surface; a second surface disposed at a first side of the first surface; and a third surface disposed at a second side of the first surface; a diffractive optical element disposed on the first surface of the optical combiner; a first display panel disposed on the second surface of the optical combiner and displaying a first color image; and a second display panel disposed on the third surface of the optical combiner and displaying a second color image.Type: ApplicationFiled: January 18, 2022Publication date: July 21, 2022Applicant: Samsung Display Co., LTD.Inventors: Ji Won LEE, Jae Joong KWON, Young Chan KIM, Jae Ho YOU
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Publication number: 20220221748Abstract: A display device includes a display panel including a display surface having a Lambertian light emission distribution, and a viewing angle modulator disposed on the display panel. The viewing angle modulator includes a first refractive layer including a diffraction structure on a surface, a refractive index conversion layer disposed on the first refractive layer and including an electro-optical material having a refractive index that changes when a voltage is applied to the electro-optical material, and a second refractive layer disposed on the refractive index conversion layer. The refractive index conversion layer includes a base layer, and an optical structure disposed on the base layer that changes a path of light incident on a surface facing the second refractive layer.Type: ApplicationFiled: September 1, 2021Publication date: July 14, 2022Applicant: Samsung Display Co., LTD.Inventors: Jae Ho YOU, Jae Joong KWON, Beom Shik KIM, Young Chan KIM, Hyun Jin CHO
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Patent number: 11385466Abstract: A head mounted display device includes a lens assembly which changes a path of light; a main display module which outputs a main image and is positioned in front of the lens assembly; a main optical block which shields at least a portion of a light representing the main image such that the light representing the main image faces the lens assembly; a sub-display module disposed on a side of the main optical block and which outputs a sub-image; a sub-optical block positioned on the side of the main optical block and which shields at least a portion of a light representing the sub-image; and a light path converter positioned in the sub-optical block and which changes a path of the light representing the sub-image such that the light representing the sub-image faces the lens assembly.Type: GrantFiled: February 11, 2021Date of Patent: July 12, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Cheon Myeong Lee, Young Chan Kim, Jae Ho You, Min Gyeong Jo, Joo Woan Cho
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Publication number: 20220083005Abstract: A display device includes a light source part including a first light source and a second light source, a collimation lens that collimates light incident from the light source part, a wave guide that guides and diffracts the light incident from the collimation lens, a spatial light modulator that modulates the light passing through the wave guide so as to form a holographic pattern for reproducing a holographic image, a focusing optical system that focuses the holographic image on a space, and a light separating plate disposed between the light source part and the collimation lens, the light separating plate separating light of the first light source and light of the second light source from each other.Type: ApplicationFiled: May 5, 2021Publication date: March 17, 2022Applicant: Samsung Display Co., LTD.Inventors: Ji Won LEE, Jae Joong KWON, Young Chan KIM, Jae Ho YOU
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Publication number: 20220043268Abstract: A display device includes: a display unit including a plurality of display panels which displays images of different colors, a lens unit on the display unit, an optical path controller on the lens unit, where the optical path controller generates a composite image by superimposing the images displayed by the plurality of display panels with each other, and an output unit through which the composite image is displayed. The optical path controller controls optical paths of light incident on a first surface of the optical path controller facing the lens unit and light incident on a second surface of the optical path controller, which is opposite to the first surface, and provides the composite image to the output unit.Type: ApplicationFiled: August 5, 2021Publication date: February 10, 2022Inventors: Young Chan KIM, Jae Ho YOU
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Publication number: 20210405370Abstract: A head mounted display device includes a lens assembly which changes a path of light; a main display module which outputs a main image and is positioned in front of the lens assembly; a main optical block which shields at least a portion of a light representing the main image such that the light representing the main image faces the lens assembly; a sub-display module disposed on a side of the main optical block and which outputs a sub-image; a sub-optical block positioned on the side of the main optical block and which shields at least a portion of a light representing the sub-image; and a light path converter positioned in the sub-optical block and which changes a path of the light representing the sub-image such that the light representing the sub-image faces the lens assembly.Type: ApplicationFiled: February 11, 2021Publication date: December 30, 2021Inventors: Cheon Myeong LEE, Young Chan KIM, Jae Ho YOU, Min Gyeong JO, Joo Woan CHO
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Publication number: 20200363642Abstract: A holographic head-up display device includes: a light source portion that emits coherent light; an optical modulation portion that modulates the coherent light; a relay optical system that focuses the modulated light; a filter mirror that includes a reflection area disposed at a focal position of the relay optical system and reflecting light incident through the relay optical system and an absorption area disposed at the periphery of the reflection area and absorbing light incident through the relay optical system; and a transflective mirror that partially transmits and partially reflects light reflected by the filter mirror.Type: ApplicationFiled: August 5, 2020Publication date: November 19, 2020Inventors: Hye Sog LEE, Byung Choon YANG, Jae Ho YOU
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Patent number: 10768424Abstract: A holographic head-up display device has a light source portion that emits coherent light; an optical modulation portion that modulates the coherent light; a relay optical system that focuses the modulated light; a filter minor that has a reflection area at a focal position of the relay optical system and reflecting light incident through the relay optical system and an absorption area at the periphery of the reflection area and absorbing light incident through the relay optical system; and a transflective mirror that partially transmits and partially reflects light reflected by the filter minor.Type: GrantFiled: January 3, 2018Date of Patent: September 8, 2020Assignee: Samsung Display Co., Ltd.Inventors: Hye Sog Lee, Byung Choon Yang, Jae Ho You
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Patent number: 10711972Abstract: A backlight unit includes: a light source unit which outputs coherent light; a first reflection unit including a parabolic mirror; a second reflection unit facing the first reflection unit and including a flat mirror; and a holographic optical element which changes a path of incident light, where a reflection surface of the second reflection unit forms an acute angle with an light incident surface of the holographic optical element, and the coherent light output from the light source unit sequentially passes the first reflection unit, the second reflection unit, and the holographic optical element.Type: GrantFiled: May 24, 2017Date of Patent: July 14, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hye Sog Lee, Jae Ho You
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Patent number: 10459149Abstract: A backlight unit includes: a light source unit including a point light source; and a light guide plate disposed on a path of light emitted from the light source unit, where a plurality of split patterns is defined in the light guide plate. The plurality of split patterns transmits a part of the light emitted from the light source unit and reflects a remaining part thereof, and the plurality of split patterns is concentrically arranged on the light guide plate and around the light source unit.Type: GrantFiled: May 18, 2018Date of Patent: October 29, 2019Assignee: SAMSUNG DISPLAY CO. LTD.Inventors: Hye Sog Lee, Byung Choon Yang, Jae Ho You
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Publication number: 20190011628Abstract: A backlight unit includes: a light source unit including a point light source; and a light guide plate disposed on a path of light emitted from the light source unit, where a plurality of split patterns is defined in the light guide plate. The plurality of split patterns transmits a part of the light emitted from the light source unit and reflects a remaining part thereof, and the plurality of split patterns is concentrically arranged on the light guide plate and around the light source unit.Type: ApplicationFiled: May 18, 2018Publication date: January 10, 2019Inventors: Hye Sog LEE, Byung Choon YANG, Jae Ho YOU
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Publication number: 20190011706Abstract: A holographic head-up display device includes: a light source portion that emits coherent light; an optical modulation portion that modulates the coherent light; a relay optical system that focuses the modulated light; a filter mirror that includes a reflection area disposed at a focal position of the relay optical system and reflecting light incident through the relay optical system and an absorption area disposed at the periphery of the reflection area and absorbing light incident through the relay optical system; and a transflective mirror that partially transmits and partially reflects light reflected by the filter mirror.Type: ApplicationFiled: January 3, 2018Publication date: January 10, 2019Inventors: Hye Sog LEE, Byung Choon YANG, Jae Ho YOU
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Patent number: 9954775Abstract: A software-defined network (SDN) system and method for implementing the same can construct a network having flexible network topology by abstracting switches and controllers, as well as a host connected to said switches, and controllers, thereby increasing scalability of a hierarchical SDN network. The SDN system includes a host part, an SDN switch part, and an SDN controller part.Type: GrantFiled: November 25, 2015Date of Patent: April 24, 2018Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Sae Hyong Park, Byung Joon Lee, Ji Soo Shin, Tae Hong Kim, Jae Ho You
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Publication number: 20180094791Abstract: A backlight unit includes: a light source unit which outputs coherent light; a first reflection unit including a parabolic mirror; a second reflection unit facing the first reflection unit and including a flat mirror; and a holographic optical element which changes a path of incident light, where a reflection surface of the second reflection unit forms an acute angle with an light incident surface of the holographic optical element, and the coherent light output from the light source unit sequentially passes the first reflection unit, the second reflection unit, and the holographic optical element.Type: ApplicationFiled: May 24, 2017Publication date: April 5, 2018Inventors: Hye Sog LEE, Jae Ho YOU