Patents by Inventor Kyung-jin Yoo
Kyung-jin Yoo 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: 12146879Abstract: An apparatus for inspecting an antibiotic and a method for determining antibiotic sensitivity using the same is provided. The antibiotic susceptibility inspection time which has conventionally taken longer than 24 hours is shortened to about 2 hours or less, the efficacy of the target substance is monitored in real time, the identification of the microorganism, the kind of the antibiotic capable of treating the microorganism, and the minimum dosage thereof are quickly confirmed. Microbial infections requiring prompt diagnosis and treatment can be effectively treated.Type: GrantFiled: October 12, 2020Date of Patent: November 19, 2024Assignee: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITYInventors: Kyung Hwa Yoo, Nal Ae Han, Bong Jun Kim, Sun Mi Lee, Kook Jin Lim, Jeseung Oh
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Patent number: 12131017Abstract: A method of controlling a portable device including first and second touch screens is provided. The method includes displaying first information related to a first application on the first touch screen and displaying second information related to the first application on the second touch screen; receiving a first user input moving to the first touch screen on the second touch screen; and replacing the first information and the second information with a third information and a fourth information related to the first application on the first and second touch screens, in response to receiving the first user input, wherein each of the third information and the fourth information is displayed while being slidden from the second touch screen to the first touch screen and the third information is displayed over a boundary between the first and second screens during the sliding of the third and fourth information.Type: GrantFiled: April 28, 2023Date of Patent: October 29, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Joon-Kyu Seo, Kyung-A Kang, Ji-Yeon Kwak, Hyun-Jin Kim, Hyun-Jung Song, Sung-Sik Yoo, Ju-Youn Lee, Dong-Seok Ryu, Min-Kyu Park
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Publication number: 20240352193Abstract: The present application provides a polyamic acid aqueous solution composition prepared of a polyimide, wherein the composition enables the polymerization of hydrophobic-based monomers into a polyamic acid in water and is improved in transparency, eco-friendliness, storage stability, and the like when cured.Type: ApplicationFiled: May 27, 2022Publication date: October 24, 2024Inventors: Jong Chan WON, Yun Ho KIM, No Kyun PARK, Yu Jin SO, Jin Soo KIM, Jong Min PARK, Sung Mi YOO, Hyun Jin PARK, Hyun Jeong AHN, Jin Ha HA, Sun Kyu KIM, Hyo Eun LEE, Eun Byeol SEO, Eun Bee CHO, Kyung Eun KIM
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Patent number: 12065455Abstract: The present disclosure relates to an organic compound having the following structure, and an organic light emitting diode (OLED) and an organic light emitting device including the organic compound. The organic compound includes an electron donor moiety separated from an electron acceptor moiety, thus has delayed fluorescent properties. Applying the organic compound into an emissive layer makes the OLED and the organic light emitting device can allows the OLED and the organic light emitting device to improve their luminous efficiency.Type: GrantFiled: November 24, 2020Date of Patent: August 20, 2024Assignee: LG Display Co., Ltd.Inventors: In-Ae Shin, Kyung-Jin Yoon, Dae-Wi Yoon, Suk-Young Bae, Mi-Sang Yoo
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Patent number: 8692453Abstract: An organic light emitting display device (OLED) and a method of fabricating the same. The OLED includes: a substrate; a thin film transistor on the substrate and including a source electrode and a drain electrode; a first insulating layer on the substrate; a second insulating layer on the first insulating layer and including a trench; a via hole formed in the trench over the first and second insulating layers and exposing a portion of the source electrode or the drain electrode; a first electrode in the trench and connected to one of the source electrode and the drain electrode through the via hole; a pixel defining layer on the first electrode and having an opening exposing the first electrode; an organic layer in the opening and having at least an organic emission layer; and a second electrode on an entire surface of the substrate having the organic layer.Type: GrantFiled: November 11, 2011Date of Patent: April 8, 2014Assignee: Samsung Display Co., Ltd.Inventors: Choong-Youl Im, Kyung-Jin Yoo, Woo-Sik Jun, Tae-Wook Kang, Do-hyun Kwon
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Patent number: 8415675Abstract: An organic light emitting display device and a method of fabricating the same are provided. A trench is formed in a planarization layer, and then a first electrode is formed to have opposite ends in the trench, thereby reducing a height difference between the planarization layer and the first electrode. That is, the thickness of a pixel defining layer formed on the first electrode may be reduced by reducing or minimizing protrusion of the first electrode with respect to the planarization layer. Thus, transfer efficiency can be increased when an organic layer is formed by a laser induced thermal imaging method, and reliability of a device can be improved by reducing or preventing thermal damage of the organic layer and open defects.Type: GrantFiled: March 26, 2007Date of Patent: April 9, 2013Assignee: Samsung Display Co., Ltd.Inventors: Choong-Youl Im, Kyung-Jin Yoo, Woo-Sik Jun, Do-Hyun Kwon, Tae-Wook Kang
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Publication number: 20120288975Abstract: An organic light emitting display device (OLED) and a method of fabricating the same. The OLED includes: a substrate; a thin film transistor on the substrate and including a source electrode and a drain electrode; a first insulating layer on the substrate; a second insulating layer on the first insulating layer and including a trench; a via hole formed in the trench over the first and second insulating layers and exposing a portion of the source electrode or the drain electrode; a first electrode in the trench and connected to one of the source electrode and the drain electrode through the via hole; a pixel defining layer on the first electrode and having an opening exposing the first electrode; an organic layer in the opening and having at least an organic emission layer; and a second electrode on an entire surface of the substrate having the organic layer.Type: ApplicationFiled: November 11, 2011Publication date: November 15, 2012Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.Inventors: Choong-Youl IM, Kyung-Jin YOO, Woo-Sik JUN, Do-hyun KWON, Tae-Wook KANG
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Patent number: 8174012Abstract: An organic light emitting diode display device (OLED display device) having uniform electrical characteristics and a method of manufacturing the same.Type: GrantFiled: November 6, 2007Date of Patent: May 8, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Jong-Hyun Choi, Kyung-Jin Yoo
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Patent number: 8076837Abstract: An organic light emitting display device (OLED) and a method of fabricating the same. The OLED includes: a substrate; a thin film transistor on the substrate and including a source electrode and a drain electrode; a first insulating layer on the substrate having the source and drain electrodes; a second insulating layer on the first insulating layer and including a trench; a via hole formed in the trench over the first and second insulating layers and exposing a portion of the source electrode or the drain electrode; a first electrode in the trench and connected to one of the source electrode and the drain electrode through the via hole; a pixel defining layer on the first electrode and having an opening exposing the first electrode; an organic layer in the opening and having at least an organic emission layer; and a second electrode on an entire surface of the substrate having the organic layer.Type: GrantFiled: September 8, 2006Date of Patent: December 13, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventors: Choong-Youl Im, Kyung-Jin Yoo, Woo-Sik Jun, Do-hyun Kwon, Tae-Wook Kang
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Patent number: 8053779Abstract: Provided are a thin film transistor (TFT) panel, a method of fabricating the same, and an organic light emitting display device (OLED) including the same. The TFT panel has a TFT region and a capacitor region. A TFT is formed in the TFT region and a capacitor is formed in the capacitor region. The TFT includes an active layer that includes a source and a drain regions. A gate insulation layer is formed on the active layer, and a gate electrode is formed on the gate insulation layer over the active layer. A source and a drain electrodes are formed over the active layer, and connected to the source and drain regions, respectively. In the TFT region, an interlayer insulation layer is formed between the gate electrode and the source/drain electrodes. In the capacitor region, an interlayer insulation layer is formed between a capacitor lower electrode and a capacitor upper electrode to form a capacitor.Type: GrantFiled: April 5, 2007Date of Patent: November 8, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventors: Woo-Sik Jun, Kyung-Jin Yoo, Choong-Youl Im, Jong-Hyun Choi, Do-Hyun Kwon
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Patent number: 7994706Abstract: Provided is an organic light emitting diode (OLED) display device, including: a substrate; a semiconductor layer on the substrate; a gate insulating layer on the substrate with the semiconductor layer; a gate electrode on a region of the gate insulating layer corresponding to the semiconductor layer and insulated from the semiconductor layer; source and drain electrodes connected to the semiconductor layer; metal layers on the source and drain electrodes, spaced a distance apart from each other, and including nickel; a passivation layer over the gate insulating layer; a first electrode on the passivation layer, and electrically connected to the metal layers; an organic layer on the first electrode; and a second electrode on the organic layer.Type: GrantFiled: May 14, 2008Date of Patent: August 9, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventors: Jong-Hyun Choi, Kyung-Jin Yoo, Hee-Chul Jeon
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Patent number: 7867797Abstract: In a method of fabricating organic light emitting diode display, a planarization layer is annealed, cured, provided with an ashing treatment, and surface-treated to reduce roughness of the planarization layer. Therefore, it is possible to improve reduce problems such as a decrease in reflectivity and variation of color coordinates of the organic light emitting diode display due to the roughness of the planarization layer.Type: GrantFiled: September 12, 2008Date of Patent: January 11, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventors: Soo-Beom Jo, Jong-Mo Yeo, Jong-Hoon Son, In-Young Jung, Kyung-Jin Yoo, Dae-Hyun No, Do-Hyun Kwon, Choong-Youl Im
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Publication number: 20100301368Abstract: Provided is an organic light emitting diode (OLED) including a substrate, a first electrode, a second electrode, and an organic layer disposed between the first and second electrodes. The first electrode includes an aluminum (Al)-based reflective film and a transparent conductive film that contacts the Al-based reflective film. The Al-based reflective film includes aluminum, a first element and nickel (Ni). In this structure, galvanic corrosion, which occurs due to a potential difference between electrodes, may not occur between the Al-based reflective film 5a and the transparent conductive film 5b. Accordingly, deterioration of the quality of OLED is prevented.Type: ApplicationFiled: June 1, 2010Publication date: December 2, 2010Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.Inventors: Choong-Youl Im, Kyung-Jin Yoo, Cheol-Ho Yu
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Patent number: 7663311Abstract: An organic light emitting display (OLED) device having a simple process of fabrication and improved lifetime and reliability, and a method of fabricating the same are disclosed. The OLED device comprises: a substrate; a sealing member which seals a plurality of pixels arranged on a pixel region; and a sealing material which bonds the substrate and the sealing member. Each of the pixels includes a thin film transistor disposed on the substrate, an EL device including a lower electrode connected to the thin film transistor, a pixel isolation layer exposing a portion of the lower electrode, an organic layer formed on at least the exposed portion of the lower electrode, and an upper electrode. A pad interconnection line of a pad interconnection region is covered by a first insulating layer, and a pad of a pad region is covered by a second insulating layer so as to expose a portion of the pad.Type: GrantFiled: August 17, 2007Date of Patent: February 16, 2010Assignee: Samsung Mobile Display Co., Ltd.Inventors: Choong-Youl Im, Kyung-Jin Yoo
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Publication number: 20090075438Abstract: In a method of fabricating organic light emitting diode display, a planarization layer is annealed, cured, provided with an ashing treatment, and surface-treated to reduce roughness of the planarization layer. Therefore, it is possible to improve reduce problems such as a decrease in reflectivity and variation of color coordinates of the organic light emitting diode display due to the roughness of the planarization layer.Type: ApplicationFiled: September 12, 2008Publication date: March 19, 2009Applicant: Samsung SDI Co., Ltd.Inventors: Soo-Beom JO, Jong-Mo Yeo, Jong-Hoon Son, In-Young Jung, Kyung-Jin Yoo, Dae-Hyun No, Do-Hyun Kwon, Choong-Youl IM
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Patent number: 7488982Abstract: A method of manufacturing a thin film transistor (TFT) which is manufactured such that source and drain electrodes directly contact source and drain regions without contact holes.Type: GrantFiled: February 8, 2002Date of Patent: February 10, 2009Assignee: Samsung Mobile Display Co., Ltd.Inventors: Woo Young So, Kyung Jin Yoo, Sang Il Park
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Publication number: 20080284326Abstract: Provided is an organic light emitting diode (OLED) display device, including: a substrate; a semiconductor layer on the substrate; a gate insulating layer on the substrate with the semiconductor layer; a gate electrode on a region of the gate insulating layer corresponding to the semiconductor layer and insulated from the semiconductor layer; source and drain electrodes connected to the semiconductor layer; metal layers on the source and drain electrodes, spaced a distance apart from each other, and including nickel; a passivation layer over the gate insulating layer; a first electrode on the passivation layer, and electrically connected to the metal layers; an organic layer on the first electrode; and a second electrode on the organic layer.Type: ApplicationFiled: May 14, 2008Publication date: November 20, 2008Inventors: Jong-Hyun Choi, Kyung-Jin Yoo, Hee-Chul Jeon
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Publication number: 20080224600Abstract: An organic light emitting display (OLED) device having a simple process of fabrication and improved lifetime and reliability, and a method of fabricating the same are disclosed. The OLED device comprises: a substrate; a sealing member which seals a plurality of pixels arranged on a pixel region; and a sealing material which bonds the substrate and the sealing member. Each of the pixels includes a thin film transistor disposed on the substrate, an EL device including a lower electrode connected to the thin film transistor, a pixel isolation layer exposing a portion of the lower electrode, an organic layer formed on at least the exposed portion of the lower electrode, and an upper electrode. A pad interconnection line of a pad interconnection region is covered by a first insulating layer, and a pad of a pad region is covered by a second insulating layer so as to expose a portion of the pad.Type: ApplicationFiled: August 17, 2007Publication date: September 18, 2008Inventors: Choong-Youl Im, Kyung-Jin Yoo
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Publication number: 20080111135Abstract: An organic light emitting diode display device (OLED display device) having uniform electrical characteristics and a method of manufacturing the same.Type: ApplicationFiled: November 6, 2007Publication date: May 15, 2008Applicant: Samsung SDI Co., Ltd.Inventors: Jong-Hyun Choi, Kyung-Jin Yoo
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Publication number: 20080111484Abstract: An organic light emitting display device including an anode having a multi-layer structure which can be manufactured using a simple process, has good hole transfer properties and high reflectivity, and prevents energy loss due to a drop in voltage. The organic light emitting display device includes a substrate, a thin film transistor formed on the substrate and including source and drain electrodes, a first anode patterned simultaneously with the source and drain electrodes of the thin film transistor, formed integrally with the source or drain electrode, and made out of a conductive material having a low resistance, a second anode formed on the first anode, and made out of a conductive material having a high work function, an organic layer formed on the second anode and a cathode formed on the organic layer.Type: ApplicationFiled: April 10, 2007Publication date: May 15, 2008Inventors: Do-Hyun Kwon, Kyung-Jin Yoo, Woo-Sik Jun, Chul-Kyu Kang