Patents by Inventor Ji-Ho Kang
Ji-Ho Kang 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: 20250221044Abstract: A stretchable display device includes a first substrate having thereon a display area and a non-display area adjacent to the display area. The stretchable display device includes a plurality of rigid portions provided in the display area on the first substrate and spaced apart from each other in a first direction and a second direction. The stretchable display device includes a soft portion provided between adjacent rigid portions in the first direction or the second direction. The stretchable display device includes a second substrate disposed over the first substrate. A length of the soft portion is smaller than a length of the rigid portion in a direction. The rigid portion and the soft portion are rotated at a rotation angle with respect to the first direction and the second direction.Type: ApplicationFiled: September 17, 2024Publication date: July 3, 2025Inventors: Yu-Ra JEONG, Sung-Joon MIN, Hae-Yoon JUNG, Ji-Ho KANG, Myung-Sub LIM, In-Jun LEE
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Publication number: 20250210605Abstract: A stretchable display device includes a first substrate provided with a rigid portion and a soft portion; a thin film transistor in the rigid portion on the first substrate; a planarization layer on the thin film transistor; a stretchable line in the soft portion on the first substrate; an encapsulation layer on the stretchable line; a light-emitting element on the planarization layer and electrically connected to the thin film transistor; and a second substrate spaced apart from the first substrate, wherein a distance between the first substrate and a top surface of the encapsulation layer is greater than a distance between the first substrate and a top surface of the planarization layer.Type: ApplicationFiled: November 20, 2024Publication date: June 26, 2025Inventors: Yu-Ra Jeong, Sung-Joon Min, Hae-Yoon Jung, Ji-Ho Kang, Myung-Sub Lim, In-Jun Lee
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Publication number: 20250188046Abstract: Disclosed are ultrafast flow synthesis of functionalized sulfonyl fluorides and subsequent SuFEx connections via lithiated chemistry. In detail, a method of synthesizing an ortho-functionalized benzenesulfonyl fluoride derivative, the method comprises (a) reacting a benzenesulfonyl fluoride derivative represented by structural formula 1 with an organolithium represented by structural formula 2, thus synthesizing an intermediate represented by structural formula 3 in reaction scheme 1 and (b) reacting the intermediate with an electrophile, thus synthesizing a compound represented by structural formula 4 or a compound represented by structural formula 4?. The present disclosure enables the synthesis of several functionalized sulfonyl fluorides within a few seconds under mild temperature conditions in addition to the chemistry of Sulfonyl Fluoride Exchange (SuFEx), which is a next-generation click chemistry, so that sulfonyl fluoride, the main reactant of the SuFEx reaction, can be efficiently secured.Type: ApplicationFiled: October 10, 2024Publication date: June 12, 2025Inventors: Dong-Pyo KIM, Ji-Ho KANG
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Patent number: 12161010Abstract: An electroluminescent display device includes: a substrate, a first electrode on the substrate, a connection pattern on the substrate, the connection pattern including a same material as the first electrode, a bank covering edges of the first electrode and the connection pattern, a light-emitting layer on the first electrode, a second electrode on the light-emitting layer, the bank, and the connection pattern, and an auxiliary pattern between the connection pattern and the second electrode, the auxiliary pattern including one or more of: a metal oxide, conductive nanoparticles, and a work function-modifying polymer.Type: GrantFiled: November 1, 2021Date of Patent: December 3, 2024Assignee: LG Display Co., Ltd.Inventors: Heume-Il Baek, Jun-Ho Youn, Jeong-Mook Choi, Hee-Tae Lim, Ji-Ho Kang, Kyoung-Ji Bae, Jin-Ah Kwak, Sang-Bin Lee
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Patent number: 11864440Abstract: An electroluminescent display device includes a substrate having an emission area and a transparent portion, the emission area including a sub-pixel, and the transparent portion being adjacent to the sub-pixel; a first electrode in the emission area and over the substrate; a transparent connection pattern in the transparent portion and over the substrate, the transparent connection pattern being spaced apart from the first electrode; a first bank covering an edge of the first electrode and exposing the transparent connection pattern in the transparent portion; and a second bank on the first bank and covering the transparent connection pattern in the transparent portion, wherein the second bank includes a transparent conductive material.Type: GrantFiled: November 4, 2021Date of Patent: January 2, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Hee-Tae Lim, Ji-Ho Kang, Hak-Min Lee, Hyuk-Chan Gee
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Publication number: 20220173206Abstract: An electroluminescent display device includes a substrate having an emission area and a transparent portion, the emission area including a sub-pixel, and the transparent portion being adjacent to the sub-pixel; a first electrode in the emission area and over the substrate; a transparent connection pattern in the transparent portion and over the substrate, the transparent connection pattern being spaced apart from the first electrode; a first bank covering an edge of the first electrode and exposing the transparent connection pattern in the transparent portion; and a second bank on the first bank and covering the transparent connection pattern in the transparent portion, wherein the second bank includes a transparent conductive material.Type: ApplicationFiled: November 4, 2021Publication date: June 2, 2022Applicant: LG Display Co., Ltd.Inventors: Hee-Tae LIM, Ji-Ho KANG, Hak-Min LEE, Hyuk-Chan GEE
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Publication number: 20220173351Abstract: An electroluminescent display device includes: a substrate, a first electrode on the substrate, a connection pattern on the substrate, the connection pattern including a same material as the first electrode, a bank covering edges of the first electrode and the connection pattern, a light-emitting layer on the first electrode, a second electrode on the light-emitting layer, the bank, and the connection pattern, and an auxiliary pattern between the connection pattern and the second electrode, the auxiliary pattern including one or more of: a metal oxide, conductive nanoparticles, and a work function-modifying polymer.Type: ApplicationFiled: November 1, 2021Publication date: June 2, 2022Applicant: LG DISPLAY CO., LTD.Inventors: Heume-Il BAEK, Jun-Ho YOUN, Jeong-Mook CHOI, Hee-Tae LIM, Ji-Ho KANG, Kyoung-Ji BAE, Jin-Ah KWAK, Sang-Bin LEE
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Publication number: 20150361004Abstract: Disclosed are a fertilizer using a crushed stone powder and a method of manufacturing the same. The fertilizer includes a crushed stone powder at a ratio of 10 wt % to 50 wt %, a microbe at a ratio of 1 wt % to 20 wt %, a yellow residual soil powder at a ratio of 10 wt % to 50 wt %, dried livestock manure at a ratio of 10 wt % to 20 wt %, and a bulking agent at a ratio of 10 wt % to 30 wt %.Type: ApplicationFiled: December 17, 2014Publication date: December 17, 2015Inventors: Ji Ho KANG, Deuk Ju KIM, Hyeon Jin KIM
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Patent number: 8780579Abstract: An organic light emitting diode display having a display panel comprising a first substrate and a second substrate disposed facing the first substrate, the first substrate comprising a display area and a pad area, a buffer member disposed on one surface of the first substrate, the buffering member having a buffer layer and an adhesive layer formed on at least one surface of the buffer layer, and a bezel or a case accommodating the display panel and buffer member.Type: GrantFiled: December 20, 2011Date of Patent: July 15, 2014Assignee: Samsung Display Co., Ltd.Inventors: Oh-June Kwon, Kuen-Dong Ha, Hyun-Min Hwang, Ji-Ho Kang, Chan-Kyoung Moon, Hyun-Hee Lee, Jung-Jun Im, Dong-Su Yee, In-Soo Lee, Min-Su Kim, Young-Cheol Joo, Seung-Yong Song, Ji-Hun Ryu, Kwan-Hee Lee, Young-Seo Choi, Sun-Young Jung, Sun-Hwa Kim, Dai-Han Cho
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Patent number: 8502446Abstract: An OLED display that is enhanced in mechanical strength by improving a structure of a bezel supporting a panel assembly. The OLED display includes a panel assembly that includes a display region, a pad region, and a plurality of OLEDs arranged in the display region and a bezel coupled to the panel assembly, the bezel including synthetic resin, wherein, when a diagonal length of the display region is in the range of 25.4 to 101.6 mm, the bezel being designed to satisfy the following inequality t?0.0003×a, where t(mm) is a thickness of the bezel and a(mm2) is an area of the display region.Type: GrantFiled: January 9, 2009Date of Patent: August 6, 2013Assignee: Samsung Display Co., Ltd.Inventors: Chan-Kyoung Moon, Kuen-Dong Ha, Ji-Ho Kang, Hyun-Hee Lee, Dong-Su Yee, Jung-Jun Im, Oh-June Kwon, Hyun-Min Hwang
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Publication number: 20120170244Abstract: An organic light emitting diode display having a display panel comprising a first substrate and a second substrate disposed facing the first substrate, the first substrate comprising a display area and a pad area, a buffer member disposed on one surface of the first substrate, the buffering member having a buffer layer and an adhesive layer formed on at least one surface of the buffer layer, and a bezel or a case accommodating the display panel and buffer member.Type: ApplicationFiled: December 20, 2011Publication date: July 5, 2012Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.Inventors: Oh-June Kwon, Kuen-Dong Ha, Hyun-Min Hwang, Ji-Ho Kang, Chan-Kyoung Moon, Hyun-Hee Lee, Jung-Jun Im, Dong-Su Yee, In-Soo Lee, Min-Su Kim, Young-Cheol Joo, Seung-Yong Song, Ji-Hun Ryu, Kwan-Hee Lee, Young-Seo Choi, Sun-Young Jung, Sun-Hwa Kim, Dai-Han Cho
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Patent number: 7999465Abstract: An Organic Light Emitting Diode (OLED) display reduces damage to a panel assembly with an improved bezel structure. The OLED display includes a panel assembly including a display area, a pad area, and a plurality of OLEDs arranged in the display area and a bezel attached to the panel assembly. The bezel is has a rebound resilience in a range of 50-70%. The bezel is made of a silicon-based rubber.Type: GrantFiled: January 9, 2009Date of Patent: August 16, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventors: Dong-Su Yee, Kuen-Dong Ha, Chan-Kyoung Moon, Hyun-Hee Lee, Ji-Ho Kang, Oh-June Kwon, Jung-Jun Im, Hyun-Min Hwang, Jae-Wook Lee, Song-Hark Lee, Joung-Chung Kim, Min-Su Kim
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Patent number: 7966861Abstract: A jig frame for a drop test of a flat panel display, which is designed to allow a tester to effectively identify if the flat panel display is damaged and to easily adjust its weight and degree of deformation is provided. The jig frame for a drop test of a flat panel display includes a base plate having a groove for receiving the flat panel display and a cover plate fixing the flat panel display by covering the flat panel display and being coupled to the base plate. The cover plate is formed of transparent material so that the flat panel display installed in the jig frame is visible to outside of the cover plate.Type: GrantFiled: November 7, 2008Date of Patent: June 28, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventors: Dong-Su Yee, Kuen-Dong Ha, Hyun-Min Hwang, Chan-Kyoung Moon, Hyun-Hee Lee, Jung-Jun Im, Oh-June Kwon, Ji-Ho Kang
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Patent number: 7961456Abstract: An organic light emitting diode display that includes a display panel and a bezel to receive the display panel, the bezel including a first bezel and a second bezel, each of the first bezel and the second bezel including different materials and including a bottom portion and a skirt portion protruding from edges of the bottom portion.Type: GrantFiled: January 30, 2009Date of Patent: June 14, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventors: Kuen-Dong Ha, Dai-Han Cho, Chan-Kyoung Moon, Ji-Ho Kang, Min-Su Kim, Dong-Su Yee, Jung-Jun Im
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Patent number: 7773372Abstract: An organic light emitting diode (OLED) display has an increased mechanical strength by improving the shape of a bezel combined to a panel assembly. The OLED display includes a panel assembly having a display area and a pad area, and a bezel accommodating the panel assembly. The bezel includes a bottom part on which the panel assembly is mounted, a side wall provided on a side of the bezel, and a hemming flange provided at another side of the bezel on which the side wall is not provided. The panel assembly is mounted in a manner that the pad area is turned towards the another side.Type: GrantFiled: August 18, 2008Date of Patent: August 10, 2010Assignee: Samsung Mobile Display Co., Ltd.Inventors: Chan-Kyoung Moon, Kuen-Dong Ha, Ji-Ho Kang, Hyun-Hee Lee, Dong-Su Yee, Jung-Jun Im, Oh-June Kwon, Hyun-Min Hwang, Mun-Su Kim, Seung-Won Chegal
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Publication number: 20090257181Abstract: An organic light emitting diode display that includes a display panel and a bezel to receive the display panel, the bezel including a first bezel and a second bezel, each of the first bezel and the second bezel including different materials and including a bottom portion and a skirt portion protruding from edges of the bottom portion.Type: ApplicationFiled: January 30, 2009Publication date: October 15, 2009Inventors: Kuen-Dong Ha, Dai-Han Cho, Chan-Kyoung Moon, Ji-Ho Kang, Min-Su Kim, Dong-Su Yee, Jung-Jun Im
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Publication number: 20090195485Abstract: An OLED display that is enhanced in mechanical strength by improving a structure of a bezel supporting a panel assembly. The OLED display includes a panel assembly that includes a display region, a pad region, and a plurality of OLEDs arranged in the display region and a bezel coupled to the panel assembly, the bezel including synthetic resin, wherein, when a diagonal length of the display region is in the range of 25.4 to 101.6 mm, the bezel being designed to satisfy the following inequality t?0.Type: ApplicationFiled: January 9, 2009Publication date: August 6, 2009Inventors: Chan-Kyoung Moon, Kuen-Dong Ha, Ji-Ho Kang, Hyun-Hee Lee, Dong-Su Yee, Jung-Jun Im, Oh-June Kwon, Hyun-Min Hwang
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Publication number: 20090179557Abstract: An Organic Light Emitting Diode (OLED) display reduces damage to a panel assembly with an improved bezel structure. The OLED display includes a panel assembly including a display area, a pad area, and a plurality of OLEDs arranged in the display area and a bezel attached to the panel assembly. The bezel is has a rebound resilience in a range of 50-70%. The bezel is made of a silicon-based rubber.Type: ApplicationFiled: January 9, 2009Publication date: July 16, 2009Inventors: Dong-Su Yee, Kuen-Dong Ha, Chan-Kyoung Moon, Hyun-Hee Lee, Ji-Ho Kang, Oh-June Kwon, Jung-Jun Im, Hyun-Min Hwang, Jae-Wook Lee, Song-Hark Lee, Joung-Chung Kim, Min-Su Kim
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Publication number: 20090168318Abstract: An organic light emitting diode (OLED) display has an increased mechanical strength by improving the shape of a bezel combined to a panel assembly. The OLED display includes a panel assembly having a display area and a pad area, and a bezel accommodating the panel assembly. The bezel includes a bottom part on which the panel assembly is mounted, a side wall provided on a side of the bezel, and a hemming flange provided at another side of the bezel on which the side wall is not provided. The panel assembly is mounted in a manner that the pad area is turned towards the another side.Type: ApplicationFiled: August 18, 2008Publication date: July 2, 2009Inventors: Chan-Kyoung Moon, Kuen-Dong Ha, Ji-Ho Kang, Hyun-Hee Lee, Dong-su Yee, Jung-Jun IM, Oh-June Kwon, Hyun-Min Hwang, Mun-Su Kim, Seung-Won Chegal
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Publication number: 20090165532Abstract: A jig frame for a drop test of a flat panel display, which is designed to allow a tester to effectively identify if the flat panel display is damaged and to easily adjust its weight and degree of deformation is provided. The jig frame for a drop test of a flat panel display includes a base plate having a groove for receiving the flat panel display and a cover plate fixing the flat panel display by covering the flat panel display and being coupled to the base plate. The cover plate is formed of transparent material so that the flat panel display installed in the jig frame is visible to outside of the cover plate.Type: ApplicationFiled: November 7, 2008Publication date: July 2, 2009Inventors: Dong-Su Yee, Kuen-Dong Ha, Hyun-Min Hwang, Chan-Kyoung Moon, Hyun-Hee Lee, Jung-Jun Im, Oh-June Kwon, Ji-Ho Kang