Patents by Inventor Hong-Ki Park
Hong-Ki Park 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: 20230081962Abstract: Various embodiments generally relate to a method for forming a graphene barrier layer for a semiconductor device, and more particularly, to a method of forming a barrier thin film including a graphene layer capable of reducing the contact resistance of a metal interconnect. A method for forming a graphene barrier layer according to an embodiment includes: loading a substrate, which has a titanium-containing layer formed thereon, in a chamber of a substrate processing system, the chamber having a processing space formed therein; inducing nucleation on the titanium-containing layer by supplying a first reactant gas including a unsaturated hydrocarbon into the chamber; and forming a graphene layer on the titanium-containing layer by supplying a second reactant gas including a saturated hydrocarbon into the chamber.Type: ApplicationFiled: August 30, 2022Publication date: March 16, 2023Applicant: WONIK IPS CO., LTD.Inventors: Hong Ki PARK, Jin Ho JEON, Won Jun YOON, Tae Sung KIM, Woo Hoon SUN, Dong Woo KIM, Keon Jung LEE, Jee Hye PARK
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Patent number: 10297650Abstract: Disclosed is an organic light emitting diode (OLED) display device including a substrate including a pixel region and a boundary region outside the pixel region. The pixel region comprises an area having a short side and a long side. The pixel region comprises an array of pixels to emit light. The OLED display device includes a substrate in the pixel region and in the boundary region The OLED display device further includes a first electrode of a light emitting device in the pixel region over the substrate, a first bank covering edges of the first electrode in the pixel region on the substrate in the boundary region, wherein a width of an edge of the first bank along the short side of the pixel region is different from a width of an edge of the first bank along the long side of the pixel region, and a second bank on a portion of the first bank in the boundary region.Type: GrantFiled: March 20, 2018Date of Patent: May 21, 2019Assignee: LG Display Co., Ltd.Inventors: Hong-Ki Park, Hyo-Dae Bae
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Publication number: 20180219053Abstract: Disclosed is an organic light emitting diode (OLED) display device including a substrate including a pixel region and a boundary region outside the pixel region. The pixel region comprises an area having a short side and a long side. The pixel region comprises an array of pixels to emit light. The OLED display device includes a substrate in the pixel region and in the boundary region The OLED display device further includes a first electrode of a light emitting device in the pixel region over the substrate, a first bank covering edges of the first electrode in the pixel region on the substrate in the boundary region, wherein a width of an edge of the first bank along the short side of the pixel region is different from a width of an edge of the first bank along the long side of the pixel region, and a second bank on a portion of the first bank in the boundary region.Type: ApplicationFiled: March 20, 2018Publication date: August 2, 2018Inventors: Hong-Ki PARK, Hyo-Dae BAE
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Patent number: 9947732Abstract: Disclosed is an organic light emitting diode (OLED) display device including a substrate including a pixel region and a boundary region outside the pixel region. The pixel region comprises an area having a short side and a long side. The pixel region comprises an array of pixels to emit light. The OLED display device includes a substrate in the pixel region and in the boundary region The OLED display device further includes a first electrode of a light emitting device in the pixel region over the substrate, a first bank covering edges of the first electrode in the pixel region on the substrate in the boundary region, wherein a width of an edge of the first bank along the short side of the pixel region is different from a width of an edge of the first bank along the long side of the pixel region, and a second bank on a portion of the first bank in the boundary region.Type: GrantFiled: June 15, 2016Date of Patent: April 17, 2018Assignee: LG Display Co., Ltd.Inventors: Hong-Ki Park, Hyo-Dae Bae
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Patent number: 9735214Abstract: An organic light emitting display (OLED) device, and a method for manufacturing the OLED device are discussed. The OLED device according to one embodiment includes a thin film transistor formed on a substrate; a planarization layer formed on the thin film transistor; a first bank layer including a first opening; a lower electrode formed in the first opening and connected to the thin film transistor, an end segment of the lower electrode being disposed on the first bank layer; a second bank layer formed on the first bank layer and covering the end segment of the lower electrode, the second bank layer including a second opening corresponding to the first opening; an organic emitting layer formed on the lower electrode and in the second opening; and an upper electrode formed on the organic emitting layer.Type: GrantFiled: November 12, 2015Date of Patent: August 15, 2017Assignee: LG DISPLAY CO., LTD.Inventors: Hong-Ki Park, Hyo-Dae Bae, Soo-Jin Kim
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Publication number: 20170005149Abstract: Disclosed is an organic light emitting diode (OLED) display device including a substrate including a pixel region and a boundary region outside the pixel region. The pixel region comprises an area having a short side and a long side. The pixel region comprises an array of pixels to emit light. The OLED display device includes a substrate in the pixel region and in the boundary region The OLED display device further includes a first electrode of a light emitting device in the pixel region over the substrate, a first bank covering edges of the first electrode in the pixel region on the substrate in the boundary region, wherein a width of an edge of the first bank along the short side of the pixel region is different from a width of an edge of the first bank along the long side of the pixel region, and a second bank on a portion of the first bank in the boundary region.Type: ApplicationFiled: June 15, 2016Publication date: January 5, 2017Inventors: Hong-Ki PARK, Hyo-Dae BAE
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Publication number: 20160190217Abstract: An organic light emitting display (OLED) device, and a method for manufacturing the OLED device are discussed. The OLED device according to one embodiment includes a thin film transistor formed on a substrate; a planarization layer formed on the thin film transistor; a first bank layer including a first opening; a lower electrode formed in the first opening and connected to the thin film transistor, an end segment of the lower electrode being disposed on the first bank layer; a second bank layer formed on the first bank layer and covering the end segment of the lower electrode, the second bank layer including a second opening corresponding to the first opening; an organic emitting layer formed on the lower electrode and in the second opening; and an upper electrode formed on the organic emitting layer.Type: ApplicationFiled: November 12, 2015Publication date: June 30, 2016Applicant: LG DISPLAY CO., LTD.Inventors: Hong-Ki PARK, Hyo-Dae BAE, Soo-Jin KIM
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Patent number: 9048204Abstract: An organic electroluminescent display device is disclosed which includes: a lower substrate including a first substrate defined into red, green and blue sub-pixel regions, first and second switching elements formed in the red and green sub-pixel regions, first and second anodes each connected to the first and second switching elements, and a first organic light emission layer entirely formed on the first substrate provided with the first and second anodes; and an upper substrate including a second substrate, red and green color filter layers formed on the second substrate corresponding to the red and green sub-pixel regions, a third switching element formed on the second substrate corresponding to the blue sub-pixel region, a third anode connected to the third switching element, and a second organic light emission layer entirely formed on the second substrate provided with the red and green color filter layers and the third anode.Type: GrantFiled: October 21, 2014Date of Patent: June 2, 2015Assignee: LG Display Co., Ltd.Inventors: Woo Chan Kim, Byung Chul Ahn, Hong Ki Park, Hyo Dae Bae, Yoon Heung Tak, Sung Goo Jung
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Patent number: 9040979Abstract: An organic electroluminescent display device is disclosed which includes a lower substrate including a first substrate defined into red, green and blue sub-pixel regions, first and second switching elements formed in the red and green sub-pixel regions, first and second anodes each connected to the first and second switching elements, and a first organic light emission layer entirely formed on the first substrate provided with the first and second anodes; and an upper substrate including a second substrate, red and green color filter layers formed on the second substrate corresponding to the red and green sub-pixel regions, a third switching element formed on the second substrate corresponding to the blue sub-pixel region, a third anode connected to the third switching element, and a second organic light emission layer entirely formed on the second substrate provided with the red and green color filter layers and the third anode.Type: GrantFiled: October 21, 2014Date of Patent: May 26, 2015Assignee: LG Display Co., Ltd.Inventors: Woo Chan Kim, Byung Chul Ahn, Hong Ki Park, Hyo Dae Bae, Yoon Heung Tak, Sung Goo Jung
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Publication number: 20150069369Abstract: An organic electroluminescent display device is disclosed which includes a lower substrate including a first substrate defined into red, green and blue sub-pixel regions, first and second switching elements formed in the red and green sub-pixel regions, first and second anodes each connected to the first and second switching elements, and a first organic light emission layer entirely formed on the first substrate provided with the first and second anodes; and an upper substrate including a second substrate, red and green color filter layers formed on the second substrate corresponding to the red and green sub-pixel regions, a third switching element formed on the second substrate corresponding to the blue sub-pixel region, a third anode connected to the third switching element, and a second organic light emission layer entirely formed on the second substrate provided with the red and green color filter layers and the third anode.Type: ApplicationFiled: October 21, 2014Publication date: March 12, 2015Applicant: LG Display Co., Ltd.Inventors: Woo Chan KIM, Byung Chul AHN, Hong Ki PARK, Hyo Dae BAE, Yoon Heung TAK, Sung Goo JUNG
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Publication number: 20150060834Abstract: An organic electroluminescent display device is disclosed which includes: a lower substrate including a first substrate defined into red, green and blue sub-pixel regions, first and second switching elements formed in the red and green sub-pixel regions, first and second anodes each connected to the first and second switching elements, and a first organic light emission layer entirely formed on the first substrate provided with the first and second anodes; and an upper substrate including a second substrate, red and green color filter layers formed on the second substrate corresponding to the red and green sub-pixel regions, a third switching element formed on the second substrate corresponding to the blue sub-pixel region, a third anode connected to the third switching element, and a second organic light emission layer entirely formed on the second substrate provided with the red and green color filter layers and the third anode.Type: ApplicationFiled: October 21, 2014Publication date: March 5, 2015Applicant: LG DISPLAY CO., LTD.Inventors: Woo Chan KIM, Byung Chul AHN, Hong Ki PARK, Hyo Dae BAE, Yoon Heung TAK, Sung Goo JUNG
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Patent number: 8895967Abstract: An organic electroluminescent display device is disclosed which includes: a lower substrate including a first substrate defined into red, green and blue sub-pixel regions, first and second switching elements formed in the red and green sub-pixel regions, first and second anodes each connected to the first and second switching elements, and a first organic light emission layer entirely formed on the first substrate provided with the first and second anodes; and an upper substrate including a second substrate, red and green color filter layers formed on the second substrate corresponding to the red and green sub-pixel regions, a third switching element formed on the second substrate corresponding to the blue sub-pixel region, a third anode connected to the third switching element, and a second organic light emission layer entirely formed on the second substrate provided with the red and green color filter layers and the third anode.Type: GrantFiled: October 25, 2012Date of Patent: November 25, 2014Assignee: LG Display Co., Ltd.Inventors: Woo Chan Kim, Byung Chul Ahn, Hong Ki Park, Hyo Dae Bae, Yoon Heung Tak, Sung Goo Jung
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Publication number: 20050040763Abstract: The present invention relates to an organic electroluminescent device and a method of manufacturing the same for enhancing brightness of the organic electroluminescent device. The organic electroluminescent device includes a panel preventing film having the transmissibility of visible light of not less than about 50% and the transmissibility of ultraviolet rays of not more than about 5%, and attached onto the luminescent surface of a glass substrate. Here, it is desirable that the panel preventing film has the transmissibility of visible light of about 70%.Type: ApplicationFiled: August 18, 2004Publication date: February 24, 2005Inventors: Myung-Hee Yoon, Hong-Ki Park, Woo-Chan Kim, Hyo-Dae Bae
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Patent number: 6411340Abstract: A chrominance signal processing apparatus in a video signal processing system which has a simple configuration capable of achieving chrominance signal control and RGB transform functions using a single circuit.Type: GrantFiled: November 19, 1999Date of Patent: June 25, 2002Assignee: Samsung Electronics Co., Ltd.Inventors: Ho-Seong Lee, Hong-Ki Park
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Patent number: 5790744Abstract: The title information processing apparatus for use in a video signal processing system can record title information on and reproduce it from a recording medium as well as a memory. The title information processing apparatus for use in a video signal processing system capable of mixing title information with a video signal includes a first selector for selecting desired title information between title information supplied from a video signal supply circuit and title information reproduced from a recording medium, a memory for storing the selected title information in the first selector, and a first mixer for selectively supplying a video signal supplied from the video signal supply circuit and the title information supplied from the memory to a video signal recorder. Thus, a variety of titles can be permanently maintained, and the selection of the title information is broadened.Type: GrantFiled: May 23, 1994Date of Patent: August 4, 1998Assignee: Samsung Electronics Co., Ltd.Inventor: Hong-ki Park